1 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6 Reapply reverted changes:
8 2007-09-06 Jan Hubicka <jh@suse.cz>
10 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
13 2007-09-06 Richard Sandiford <richard@codesourcery.com>
15 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
16 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
18 2007-09-05 Janis Johnson <janis187@us.ibm.com>
20 * optabs.c (expand_float): Convert unsigned integer as signed only
21 if it provides sufficient accuracy; add mode argument to real_2expN.
22 (expand_fix): Fix comment typos; extend binary float into mode
23 wider than destination for converion to unsigned integer; add mode
24 argument to real_2expN.
25 * real.c (real_2expN): Add mode argument to special-case decimal
27 * real.h (real_2expN): Ditto.
28 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
30 (fixed_from_string): Ditto.
31 (fixed_to_decimal): Ditto.
32 (fixed_convert_from_real): Ditto.
33 (real_convert_from_fixed): Ditto.
34 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
35 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
36 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
37 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
39 2007-09-07 Diego Novillo <dnovillo@google.com>
41 * tree-flow.h (const_block_stmt_iterator): Remove.
42 Update all users to use block_stmt_iterator.
43 * tree-iterator.h (const_tree_stmt_iterator): Remove.
44 Update all users to use tree_stmt_iterator.
46 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
48 * config/mips/mips.c (mips_set_current_function): Temporarily
49 make this a no-op to fix bootstrap errors, pending rewrite.
51 2007-09-07 Jan Hubicka <jh@suse.cz>
53 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
56 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
58 PR tree-optimization/33299
59 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update uses
60 for all relevant loop-exit phis, not just the first.
62 2007-09-07 Richard Guenther <rguenther@suse.de>
65 * tree-ssa-operands.c (access_can_touch_variable): An access
66 of the form (*p)[0] can touch a variable of same size.
68 2007-09-07 Jan Hubicka <jh@suse.cz>
70 * passes.c (init_optimization_passes): Add simple dce and addressable
72 * tree-ssa.c (execute_update_addresses_taken): New function.
73 (pass_update_address_taken): New.
74 * tree-ssa-dse.c (execute_simple_dse): New function.
75 (pass_simple_dse): New.
76 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
78 2007-09-07 Tobias Burnus <burnus@net-b.de>
81 * doc/invoke.texi: Fix -Wstrict-overflow= table.
83 2007-09-07 Richard Guenther <rguenther@suse.de>
86 2007-09-06 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/32586
89 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
90 folding if nothing changed.
91 (simplify_unary_expression): New function. Do tree combining
92 on conversion like codes.
93 (try_to_simplify): Call it.
95 2007-09-07 Richard Guenther <rguenther@suse.de>
96 Uros Bizjak <ubizjak@gmail.com>
98 PR tree-optimization/32821
99 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
100 NULL in the call to set_bb_stmt_list.
102 2007-09-07 Richard Sandiford <richard@codesourcery.com>
104 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
105 float calls here, rather than leaving some to the caller.
106 Use call_internal_direct and call_value_internal_direct.
107 * config/mips/mips.md (call_internal_direct): New pattern.
108 (call_value_internal_direct): Likewise.
110 2007-09-07 Richard Sandiford <richard@codesourcery.com>
112 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
113 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
115 (override_options): Set mips_base_move_loop_invariants.
117 2007-09-07 Richard Sandiford <richard@codesourcery.com>
119 * config/mips/mips.opt (mcode-readable=): Move to keep list
122 2007-09-07 Richard Sandiford <richard@codesourcery.com>
124 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
125 and -mgpopt options. Adjust the -G documentation to match.
126 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
127 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
128 function, split out from mips_classify_symbol. Return false for
130 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
131 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
132 (override_options): Check whether the -mgpopt setting is consistent
133 with the other flags.
134 (symbolic_expression_p): Delete.
135 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
136 and default_elf_select_rtx_section.
137 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
138 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
139 external data and TARGET_EXTERN_SDATA.
141 2007-09-07 Tobias Burnus <burnus@net-b.de>
144 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
146 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
148 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
149 FOR_BB_INSNS_SAFE instead of for loop.
150 * cse.c (cse_extended_basic_block): Likewise.
151 * postreload.c (reload_cse_regs_1): New variable next. Make sure
152 that the for loop does not invoke NEXT_INSN on a deleted insn.
153 * function.c (instantiate_virtual_regs): Likewise.
154 * lower-subreg.c (remove_retval_note): Likewise.
155 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
157 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
159 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
160 insn, if it's a jump.
161 (try_redirect_by_replacing_jump): New variable jump_p. Call
162 tablejump_p before delete_insn_chain.
163 * reload1.c (reload): New variable next. Make sure that the for
164 loop does not invoke NEXT_INSN on a deleted insn.
165 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
166 (delete_output_reload): New variable prev. Make sure the the for
167 loops do not invoke PREV_INSN on a deleted insn.
169 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
171 * cgraphbuild.c (rebuild_cgraph_edges): Export.
172 * cgraph.h (rebuild_cgraph_edges): Declare.
173 * tree-pass.h (pass_expand_omp_ssa): New.
174 * omp-low.c (find_omp_clause): Export.
175 (copy_var_decl): Split from omp_copy_decl_2.
176 (build_omp_barrier): Return the call to emit instead of emitting
178 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
180 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
181 expand_omp_for_generic, expand_omp_for_static_nochunk,
182 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
183 Adapted to work on SSA form.
184 (execute_expand_omp): Do not invalidate dominance information.
185 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
186 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
187 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
189 (force_gimple_operand): Allow gimplifying code expressions without
191 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
192 * common.opt (fopenmp-ssa): New.
193 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
194 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
195 * tree-cfg.c: Include tree-inline.h.
196 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
197 (replace_by_duplicate_decl, replace_ssa_name,
198 mark_virtual_ops_in_region): New functions.
199 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
201 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
202 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
205 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
207 * tree-loop-linear.c: Include obstack.h.
208 (linear_transform_loops): New obstack lambda_obstack.
209 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
210 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
212 * lambda.h (struct obstack): New forward declaration.
213 (lambda_linear_expression_new): New parameter of type struct
215 (lambda_loopnest_new): Likewise.
216 (lambda_loopnest_transform): Likewise.
217 (lambda_body_vector_new): Likewise.
218 (lambda_body_vector_compute_new): Likewise.
219 (gcc_loopnest_to_lambda_loopnest): Likewise.
220 (lambda_loopnest_to_gcc_loopnest): Likewise.
221 * lambda-code.c: Include obstack.h.
222 (lambda_lattice_new): New parameter lambda_obstack. Use it for
224 (lambda_body_vector_new): Likewise.
225 (lambda_linear_expression_new): Likewise.
226 (lambda_lattice_new): Likewise.
227 (lambda_loopnest_new): Likewise. Additionally use obstack to
228 allocate LN_LOOPS(ret).
229 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
230 it to lambda_lattice_new.
231 (lambda_body_vector_compute_new): New parameter lambda_obstack.
232 Pass it to lambda_body_vector_new.
233 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
234 it to lambda_lattice_new.
235 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
236 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
237 (lambda_compute_target_space): Likewise.
238 (lambda_compute_auxillary_space): New parameter lambda_obstack.
239 Pass it to lambda_lattice_compute_base and
240 compute_nest_using_fourieer_motzkin.
241 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
242 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
243 and lambda_lattice_compute_target_space.
244 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
245 Pass it to lambda_linear_expression_new.
246 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
247 to gcc_tree_to_linear_expression.
248 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
249 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
250 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
251 Pass it to lambda_body_vector_new and
252 lambda_body_vector_compute_new.
253 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
254 (lambda-code.o): Likewise.
256 2007-09-06 Chao-ying Fu <fu@mips.com>
258 * ginclude/stdfix.h: New file.
259 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
260 (convert.o): Add dependence on fixed-value.h.
261 * c-convert.c (convert): Support FIXED_POINT_TYPE.
262 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
263 to define fixed-point constants.
264 (c_cpp_builtins): Define fixed-point constants.
265 * convert.c (fixed-value.h): New include.
266 (convert_to_real): Update comment to include fixed-point.
267 Support FIXED_POINT_TYPE.
268 (convert_to_integer): Update comment to include fixed-point.
269 Support FIXED_POINT_TYPE.
270 (convert_to_complex): Support FIXED_POINT_TYPE.
271 (convert_to_fixed): New function.
272 * convert.h (convert_to_fixed): Declare.
273 * genopinit.c: Add comment about $Q for only fixed-point modes.
274 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
275 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
276 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
277 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
278 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
279 usneg_optab for fixed-point modes.
280 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
282 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
283 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
284 unsigned saturation optabs, when type is saturating.
285 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
286 (expand_fixed_convert): New function.
287 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
288 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
289 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
290 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
291 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
292 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
294 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
295 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
296 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
297 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
298 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
300 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
301 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
302 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
303 fractuns, satfractuns.
304 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
305 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
306 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
307 OTI_ssmsub_widen, OTI_usmsub_widen.
308 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
309 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
310 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
311 umsub_widen_optab, usmsub_widen_optab): Define.
312 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
314 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
316 (expand_fixed_convert): Declare.
317 * expr.c (convert_move): Support the move of fixed-point modes.
318 (emit_move_insn_1): Handle fixed-point mode to move via integer.
319 (categorize_ctor_elements_1): Handle FIXED_CST.
320 (count_type_elements): Handle FIXED_POINT_TYPE.
321 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
322 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
324 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
325 multiply and add/subtract for fixed-point types.
326 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
327 mode, we jump to binop directly.
328 Support FIXED_CONVERT_EXPR.
329 (do_store_flag): Check FIXED_CST to put a constant second.
330 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
331 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
332 (const_vector_from_tree): Support FIXED_CST.
333 * doc/extend.texi (Fixed-Point): New node.
334 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
335 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
336 satfract, fractuns, satfractuns): Document them.
338 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
340 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
341 addresses into I registers.
343 2007-09-06 Jan Hubicka <jh@suse.cz>
344 Andreas Tobler <a.tobler@schweiz.org>
346 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
348 (machopic_legitimize_pic_address): Likewise.
350 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
351 Jan Hubicka <jh@suse.cz>
353 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
354 instead of ufloat_optab->handlers directly.
355 (floatdidf2): Likewise.
357 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
359 * config/mips/mips.c: Include diagnostic.h.
360 (mips_set_current_function): Check errorcount and sorrycount
361 before generating RTL.
363 2007-09-06 Richard Sandiford <richard@codesourcery.com>
366 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
367 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
368 (print_operand_reloc): Likewise.
370 2007-09-06 Janis Johnson <janis187@us.ibm.com>
374 2007-09-06 Jan Hubicka <jh@suse.cz>
376 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
379 2007-09-06 Richard Sandiford <richard@codesourcery.com>
381 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
382 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
384 2007-09-05 Janis Johnson <janis187@us.ibm.com>
386 * optabs.c (expand_float): Convert unsigned integer as signed only
387 if it provides sufficient accuracy; add mode argument to real_2expN.
388 (expand_fix): Fix comment typos; extend binary float into mode
389 wider than destination for converion to unsigned integer; add mode
390 argument to real_2expN.
391 * real.c (real_2expN): Add mode argument to special-case decimal
393 * real.h (real_2expN): Ditto.
394 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
396 (fixed_from_string): Ditto.
397 (fixed_to_decimal): Ditto.
398 (fixed_convert_from_real): Ditto.
399 (real_convert_from_fixed): Ditto.
400 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
401 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
402 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
403 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
405 2007-09-06 Tom Tromey <tromey@redhat.com>
407 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
408 * c-pch.c (c_common_read_pch): Restore current location after
410 * tree.c (expand_location): Update.
411 (expr_filename): Changed return type. Unified the two cases.
412 (expr_lineno): Likewise.
413 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
415 * toplev.c (line_table): Changed type.
416 (general_init): Update.
417 (realloc_for_line_map): New function.
418 (general_init): Allocate line_table using GC.
419 * fix-header.c (line_table): Changed type.
420 (read_scan_file): Update.
421 (read_scan_file): Update.
422 * c-ppoutput.c (maybe_print_line): Update.
423 (print_line): Update.
424 (cb_line_change): Update.
426 (pp_file_change): Update.
427 * c-opts.c (c_common_init_options): Update.
428 (finish_options): Update.
429 (push_command_line_include): Update.
430 * c-lex.c (cb_line_change): Update.
431 (cb_def_pragma): Update.
434 (c_lex_with_flags): Use cpp_get_token_with_location.
435 * input.h (line_table): Changed type.
436 (location_from_locus): New macro.
437 * tree.h (EXPR_FILENAME): No longer an lvalue.
438 (EXPR_LINENO): Likewise.
439 (expr_locus, set_expr_locus): Declare separately for
441 (expr_filename, expr_lineno): Changed return type.
442 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
443 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
444 (expand_gimple_basic_block): Likewise.
445 * final.c (final_scan_insn): Use expanded_location.
447 2007-09-06 Richard Guenther <rguenther@suse.de>
449 PR tree-optimization/32586
450 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
451 folding if nothing changed.
452 (simplify_unary_expression): New function. Do tree combining
453 on conversion like codes.
454 (try_to_simplify): Call it.
455 * builtins.c (fold_builtin_cexp): Fold the built expressions.
456 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
458 2007-09-06 Jan Hubicka <jh@suse.cz>
461 * cse.c (fold_rtx): Avoid invalid sharing.
463 2007-09-06 Richard Sandiford <richard@codesourcery.com>
465 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
466 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
468 2007-09-06 Revital Eres <eres@il.ibm.com>
470 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
471 Fix offsettable memory reference for 750CL.
473 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
475 * reload.c (find_reloads_address_1): Try to preserve original
476 base/index regclass of operands.
477 * regrename.c (scan_rtx_address): Likewise.
478 (replace_oldest_value_addr): Likewise.
480 2007-09-06 Richard Guenther <rguenther@suse.de>
482 PR tree-optimization/33302
483 * domwalk.c (walk_dominator_tree): The exit block is
484 interesting even if it is not reachable.
486 2007-09-06 Richard Sandiford <richard@codesourcery.com>
489 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
491 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
493 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
496 2007-09-05 Ian Lance Taylor <iant@google.com>
498 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
500 (dump_generic_node): Likewise.
501 * print-rtl.c (print_decl_name): Likewise.
502 * print-tree.c (print_node_brief): Likewise.
503 (print_node): Likewise.
504 * Makefile.in (RTL_BASE_H): Add alias.h.
507 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
509 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
511 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
512 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
514 2007-09-06 Jie Zhang <jie.zhang@analog.com>
516 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
517 (tm_defines): Define UCLIBC_DEFAULT to 1.
518 (extra_options): Add linux.opt.
519 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
520 (CRT_CALL_STATIC_FUNCTION): Likewise.
521 (NO_IMPLICIT_EXTERN_C): Likewise.
522 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
523 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
524 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
525 (ENDFILE_SPEC): Don't define.
526 (LIB_SPEC): Likewise.
527 (CRT_CALL_STATIC_FUNCTION): Likewise.
528 (NO_IMPLICIT_EXTERN_C): Likewise.
529 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
530 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
532 2007-09-06 Jan Hubicka <jh@suse.cz>
534 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
537 2007-09-06 Jan Hubicka <jh@suse.cz>
539 * opts.c (common_handle_option): Enable inlining functions for
542 2007-09-06 Jakub Jelinek <jakub@redhat.com>
544 * builtin-attrs.def (ATTR_NONNULL_3): New.
545 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
546 ATTR_NOTHROW_NONNULL_##FA.
547 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
548 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
549 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
550 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
551 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
552 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
553 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
555 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
556 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
557 ATTR_FORMAT_NOTHROW_3_4): Remove.
558 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
559 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
560 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
561 instead of ATTR_FORMAT_*_*.
563 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
565 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
566 parts re-used for REG_FRAME_RELATED_EXPR.
568 2007-09-05 Janis Johnson <janis187@us.ibm.com>
570 * optabs.c (expand_float): Convert unsigned integer as signed only
571 if it provides sufficient accuracy; add mode argument to real_2expN.
572 (expand_fix): Fix comment typos; extend binary float into mode
573 wider than destination for converion to unsigned integer; add mode
574 argument to real_2expN.
575 * real.c (real_2expN): Add mode argument to special-case decimal
577 * real.h (real_2expN): Ditto.
578 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
580 (fixed_from_string): Ditto.
581 (fixed_to_decimal): Ditto.
582 (fixed_convert_from_real): Ditto.
583 (real_convert_from_fixed): Ditto.
584 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
585 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
586 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
587 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
589 2007-09-05 Ian Lance Taylor <iant@google.com>
591 * init-regs.c (initialize_uninitialized_regs): Call
592 emit_insn_before rather than add_insn_before.
594 2007-09-05 Jakub Jelinek <jakub@redhat.com>
596 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
597 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
598 * tree-inline.h (copy_body_data): Add call_expr field.
599 * tree-inline.c (expand_call_inline): Initialize call_expr.
600 (copy_bb): Append anonymous inline fn arguments to arguments
601 when inlining a CALL_EXPR_VA_ARG_PACK call.
602 * builtins.c (expand_builtin): Issue an error if
603 BUILT_IN_VA_ARG_PACK is seen during expand.
604 (fold_call_expr, fold_builtin_call_array): Don't fold
605 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
606 __builtin_va_arg_pack () call as last argument.
607 * gimplify.c (gimplify_call_expr): If last argument to a vararg
608 function is __builtin_va_arg_pack (), decrease number of call
609 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
610 * expr.c (expand_expr_real_1): Issue an error if
611 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
612 * tree-pretty-print.c (dump_generic_node): Handle printing
613 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
614 * doc/extend.texi (__builtin_va_arg_pack): Document.
616 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
618 PR tree-optimization/21513
619 * builtins.c (build_builtin_expect_predicate): New function.
620 (fold_builtin_expect): Add argument for expected value.
621 Distribute __builtin_expect over short-circuiting operations.
622 Fold nested builtin_expects.
623 (fold_builtin_2): Adjust call to fold_builtin_expect.
625 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
628 PR tree-optimization/13756
629 * doc/invoke.texi (Options That Control Optimization): Document
632 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
634 * gcc/config/i386/cpuid.h: New file.
635 * gcc/config/i386/driver-i386.c: Include cpuid.h.
636 (describe_cache): Shrink size and line strings to 100 bytes.
637 (detect_caches_amd): Return "" for unsupported max_ext_level.
638 Use __cpuid function.
639 (detect_caches_intel): Return "" for unsupported max_level.
640 Use __cpuid function.
641 (host_detect_local_cpu): Change feature flag variables to
642 unsigned int. Initialize only extended feature flag variables.
643 Use __get_cpuid_max to determine max supported cpuid level.
644 Use __cpuid function to determine supported features. Fix
645 calculation of family id. Remove is_amd and check signature
646 directly. Check for Geode signature. Handle family 4 id.
647 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
648 cpu discovery code to lower part of the function.
649 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
650 for sub-architecture.
651 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
652 [PROCESSOR_K8]: Add k8-sse3 architecture.
653 [PROCESSOR_NOCONA]: Remove.
654 [PROCESSOR_GENERIC64]: Ditto.
655 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
656 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
657 to check for SSE and FXSAVE support.
658 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
659 Add -minline-all-stringops.
660 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
663 2007-09-05 Jie Zhang <jie.zhang@analog.com>
665 * config/bfin/linux-unwind.h: New file.
666 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
667 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
669 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
671 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
672 * stmt.c: Include alloc-pool.h.
673 (struct case_node): Remove GTY marker.
674 (add_case_node): New parameter case_node_pool. Use it for
676 (expand_case): New allocation pool case_node_pool. Initialize it,
677 pass to add_case_node and free it.
679 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
680 David Ung <davidu@mips.com>
681 Nigel Stephens <nigel@mips.com>
683 Add mips16/nomips16 function attributes and -mflip-mips16 option
684 for testing mixed-mode compilation.
686 * config/mips/mips.opt (mflip-mips16): New.
688 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
689 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
691 * config/mips/mips.c (mips_base_target_flags): New.
692 (mips_base_mips16): New.
693 (mips_base_schedule_insns): New.
694 (mips_base_reorder_blocks_and_partition): New.
695 (mips_base_align_loops): New.
696 (mips_base_align_jumps): New.
697 (mips_base_align_functions): New.
698 (mips16_flipper): New.
699 (mips_attribute_table): Add "mips16" and "nomips16" entries.
700 (TARGET_SET_CURRENT_FUNCTION): Define.
701 (mips_mips16_type_p, mips_nomips16_type_p): New.
702 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
703 (mips_function_ok_for_sibcall): Make it deal with functions with
705 (mips_init_split_addresses): New, split out from override_options.
706 (mips_init_relocs): New, split out from override_options.
708 (mips_set_mips16_mode): New, split out from override_options.
709 (mips_set_current_function): New.
710 (override_options): Add sorry for unsupported mips16/pic
711 combination. Remove error for mips16/dsp combination. Save
712 base option settings.
713 (mips_file_start): Move mips16 mode setting output from here....
714 (mips_output_function_prologue): ....to here.
715 (mips_output_mi_thunk): Check for mips16 function.
716 (build_mips16_function_stub): Don't set .mips16 here.
717 (build_mips16_call_stub): Likewise.
718 (mips_expand_builtin): Error in mips16 mode.
719 (mips_use_mips16_mode_p): New.
720 (mips_encode_section_info): Check for mips16 function, and set
721 SYMBOL_REF_FLAGS accordingly.
723 * doc/extend.texi (Function Attributes): Document new
724 mips16/nomips16 attributes.
725 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
726 (MIPS Options): Document -mflip-mips16.
728 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
730 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
731 if we encounter TLS address in MIPS16 mode.
732 (mips_legitimize_const_move): Check cannot_force_const_mem for
733 the (const (plus symbol offset)) case; this forces invalid TLS
734 address in MIPS16 mode to be caught by the above call to sorry.
735 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
736 because that now enables emutls, which is not ABI compatible
737 with native TLS in non-MIPS16 mode.
739 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
741 Add target hook invoked when cfun changes.
743 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
744 * target.h (struct gcc_target): Add set_current_function.
745 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
746 (TARGET_INITIALIZER): Add initializer for set_current_function.
747 * tree.h (push_struct_function): New.
748 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
751 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
753 (push_function_context_to): Use allocate_struct_function
754 to create null context, not init_dummy_function_start. Use set_cfun.
755 (pop_function_context_from): Use set_cfun.
756 (in_dummy_function): New.
757 (invoke_set_current_function_hook): New.
759 (push_cfun, pop_cfun): Use set_cfun.
760 (push_struct_function): New.
761 (allocate_struct_function): Call invoke_set_current_function_hook
763 (prepare_function_start): Don't set cfun here. Remove unused
764 argument; fix all callers.
765 (init_dummy_function_start): Fiddle with in_dummy_function. Call
766 push_struct_function.
767 (init_function_start): Set cfun here.
768 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
769 * omp-low.c (create_omp_child_function): Use push_struct_function
770 and pop_cfun to save/restore state.
771 (expand_omp_parallel): Remove unused saved_cfun variable.
772 * cgraphunit.c (ipa_passes): Use set_cfun.
773 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
774 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
775 * matrix-reorg.c (transform_allocation_sites): Likewise.
776 (matrix_reorg): Use set_cfun.
777 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
778 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
779 assignment to cfun; use set_cfun for the other.
780 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
781 (dump_function_to_file): Use push_cfun/pop_cfun here.
782 * c-decl.c (finish_function): Use set_cfun.
784 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
786 * regrename.c (rerename_optimize): Use deferred rescanning and
787 insert explicit calls to rescan insns when changed.
789 2007-09-05 Jan Hubicka <jh@suse.cz>
791 * optabs.c (libfunc_entry): Change optab to integer.
792 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
793 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
794 of pointers for hashing.
796 2007-09-05 Jan Hubicka <jh@suse.cz>
798 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
800 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
801 * see.c (pass_see): Likewise.
802 * tracer.c (pass_tracer): Likewise.
803 * postreload-gcse.c (pass_gcse2): Likewise.
804 * postreload.c (pass_postreload_cse): Likewise.
805 * mode-switching.c (pass_mode_switching): Likewise.
806 * modulo-sched.c (pass_sms): Likewise.
807 * cse.c (cse_insn): Likewise.
808 * web.c (pass_web): Likweise.
809 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
810 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
811 * loop-init.c (pass_rtl_loop_init): Likewise.
812 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
813 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
814 * global.c (pass_global_alloc): Likewise.
815 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
816 pass_if_after_reload): Likewise.
817 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
818 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
819 * regmove.c (pass_regmove): Likewise.
820 * function.c (pass_thread_prologugues_epilogues): Likewise.
821 * gcse.c (pass_gcse): Likewise.
822 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
823 * lower-subreg.c (pass_lower_subreg2): Likewise.
824 * bt-load.c (pass_branch_target_load): Likewise.
825 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
826 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
827 * combine.c (pass_combine): Likewise.
828 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
829 (pass_partition_blocks): Likewise.
830 * var-tracking.c (pass_variable_track): Likewise.
831 * reg-stack.c (pass_stack_regs_run): Likewise.
832 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
833 * passes.c (pass_postreload): Likewise.
834 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
835 * tree-pass.h (TODO_verify_rtl_sharing): New.
836 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
837 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
838 TODO_set_props, TODO_df_finish, TODO_df_verify,
839 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
841 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
843 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
844 fold_real_zero_addition_p, reorder_operands_p,
845 div_if_zero_remainder, fold_undefer_overflow_warnings,
846 int_binop_types_match_p, fold_convert_const_int_from_int,
847 fold_convert_const_int_from_real,
848 fold_convert_const_int_from_fixed,
849 fold_convert_const_real_from_real,
850 fold_convert_const_real_from_fixed,
851 fold_convert_const_fixed_from_fixed,
852 fold_convert_const_fixed_from_int,
853 fold_convert_const_fixed_from_real, maybe_lvalue_p,
854 fold_checksum_tree, fold_check_failed, print_fold_checksum,
855 debug_fold_checksum, multiple_of_p): Constify.
856 * tree-flow-inline.h (get_lineno): Likewise.
857 * tree-flow.h (get_lineno): Likewise.
858 * tree-object-size.c (compute_object_offset, addr_object_size,
859 alloc_object_size, pass_through_call): Likewise.
860 * tree-pretty-print.c (op_symbol, print_call_name,
861 print_struct_decl, do_niy): Likewise.
862 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
863 debug_fold_checksum): Likewise.
865 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
868 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
869 note, remove the associated REG_RETVAL note.
871 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
873 * config.gcc (powerpc*-*-*): Install
874 spu2vmx.h, vec_types.h, and si2vmx.h headers.
875 * config/rs6000/spu2vmx.h: New header.
876 * config/rs6000/si2vmx.h: New header.
877 * config/rs6000/vec_types.h: New header.
879 2007-09-05 Ben Elliston <bje@au.ibm.com>
881 * varasm.c (initializer_constant_valid_p): Fix comment typo.
883 2007-09-05 Ben Elliston <bje@au.ibm.com>
885 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
887 (__stdcx): Make asm volatile.
888 (__stwcx, __stdcx): Return only 0 or 1.
890 2007-09-05 Jan Hubicka <jh@suse.cz>
894 2007-09-04 Jan Hubicka <jh@suse.cz>
895 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
897 2007-09-04 Richard Guenther <rguenther@suse.de>
898 * tree-ssa-operands.c (add_virtual_operand): Only mark
899 stores as has_volatile_ops if alias information is not available.
901 2007-09-05 Jakub Jelinek <jakub@redhat.com>
903 * config/rs6000/tramp.asm: Include config.h.
904 Check __PIC__ or __pic__ macro instead of SHARED.
906 PR rtl-optimization/32300
907 * see.c (see_copy_insn): New function.
908 (see_def_extension_not_merged, see_merge_one_use_extension,
909 see_merge_one_def_extension): Use it. Avoid changing
910 PREV_INSN/NEXT_INSN chains directly, insted emit insns
911 into sequences. Call df_insn_delete on temporary insns
912 that won't be emitted into the insn stream.
913 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
914 and run df_process_deferred_rescans () before run_fast_dce.
916 PR tree-optimization/33017
917 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
918 recurse for pure or const function calls.
920 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
922 * c-format.c: Include alloc-pool.h.
923 (check_format_info_main): New argument fwt_alloc. Use allocation
924 pool instead of GC. Remove GC deallocation code.
925 (check_format_arg): Create allocation pool, pass it to
926 check_format_info_main and free it afterwards.
927 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
929 2007-09-05 Ben Elliston <bje@au.ibm.com>
931 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
932 Rename count macro arugment for clarity.
933 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
934 (__protected_stream_set): Likewise, pass 0.
936 2007-09-04 Jan Hubicka <jh@suse.cz>
938 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
940 2007-09-04 Jan Hubicka <jh@suse.cz>
942 * invoke.texi (-finline-small-functions): Document.
943 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
944 when deciding what is inlinable.
945 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
946 (cgraph_decide_inlining_of_small_function): Handle new flags.
947 (cgraph_decide_inlining_incrementally): Likewise.
948 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
949 * common.opt (finline-small-functions): New.
950 * Makefile.in (build/gengtype.o-warn): Work around PR29478
952 2007-09-04 Richard Guenther <rguenther@suse.de>
954 * tree-ssa-operands.c (add_virtual_operand): Only mark
955 stores as has_volatile_ops if alias information is not available.
957 2007-09-04 Andrew Haley <aph@redhat.com>
959 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
961 2007-09-04 Andrew Haley <aph@redhat.com>
963 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
964 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
965 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
967 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
970 * common.opt: Mention ABI version 2 in comment.
972 2007-09-04 Jan Hubicka <jh@suse.cz>
974 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
975 (libfunc_entry): New structure.
976 (libfunc_hash): New hashtable.
977 (hash_libfunc): New function.
978 (eq_libfunc): New function.
979 (convert_optab_libfunc): New function.
980 (optab_libfunc): New function.
981 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
982 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
983 expand_float, expand_fix, new_optab, new_convert_optab):
984 Update for new libfunc API.
985 (init_libfunc, init_integral_libfuncs,
986 init_floating_libfuncs, init_interclass_conv_libfuncs
987 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
988 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
989 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
990 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
991 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
992 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
993 gen_extend_conv_libfunc): New.
994 (init_one_libfunc): Revamp for hashtables.
995 (set_conv_libfunc): Likewise.
996 (init_optabs): Initialize hashtable; use lazy initialization where
998 * optabs.h (optab_handlers): Move out of GGC.
999 (optab, convert_optab): Move out of GGC; add lazy gen info.
1000 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1001 (optab_libfunc, convert_optab_libfunc): New.
1002 * builtins.c (expand_builtin_powi): Update for new API.
1003 * expr.c (convert_move): Likewise.
1004 * expmed.c (expand_divmod): Likewise.
1006 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1008 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1009 GOT pointer only if there is a constant pool. Use the allocated space
1012 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1014 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1017 2007-09-04 Revital Eres <eres@il.ibm.com>
1018 Richard Guenther <rguenther@suse.de>
1019 R. Clint Whaley <whaley@cs.utsa.edu>
1021 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1023 * tree-tailcall.c (process_assignment): Use -fassociative-math
1024 when reodering operands of floating-point type.
1025 * fold-const.c (fold_comparison, fold_binary): Use
1026 -fassociative-math and -freciprocal-math instead of
1027 -funsafe-math-optimization flag.
1028 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1029 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1030 -freciprocal-math instead of -funsafe-math-optimizations.
1031 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1032 -fassociative-math when -ffast-math is set.
1033 (set_unsafe_math_optimizations_flags): New Function
1034 to set -freciprocal-math and -fassociative-math when
1035 -funsafe-math-optimizations is set.
1036 (common_handle_option): Call it.
1037 * tree-vectorizer.c (vect_is_simple_reduction): Use
1038 -fassociative-math when doing reduction on floats.
1039 * loop-unroll.c (analyze_insn_to_expand_var): Use
1040 -fassociative-math when expanding an accumulator of type float.
1041 * simplify-rtx.c (simplify_binary_operation_1): Use
1042 -fassociative-math and -freciprocal-math when reordeing operands
1043 of floating-point type.
1044 * combine.c (combine_simplify_rtx): Likewise.
1045 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1047 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1049 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1052 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1054 2007-09-04 Jan Hubicka <jh@suse.cz>
1056 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1058 2007-09-04 Jan Hubicka <jh@suse.cz>
1060 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1061 and corresponding MATCH_DUP.
1063 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1066 * combine.c (subst): Do not try to simplify X if it represents load
1067 of FP constant from the constant pool via float extension.
1069 2007-09-04 Ben Elliston <bje@au.ibm.com>
1071 * c-opts.c: Include "tm_p.h".
1072 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1074 2007-09-04 Richard Guenther <rguenther@suse.de>
1076 PR tree-optimization/33291
1077 * tree-pretty-print.c (dump_generic_node): Dump all
1078 qualifiers for pointer types, not only first. Dump
1079 qualifiers for aggregate types as well.
1080 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1081 use the canonical type for building ARRAY_REFs.
1082 * gimplify.c (canonicalize_addr_expr): Clean up. The
1083 correct validness check is compatibility of the pointer
1084 types. Always use the canonical type for building
1085 ARRAY_REFs and ADDR_EXPRs.
1086 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1087 change that disabled propagation of ADDR_EXPRs into statements
1090 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1092 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1093 (umulsi3_highpart): Make into expanders; existing insns are
1094 now named *[insn]_nov6. Add stars to existing [insn]_v6
1095 counterparts' names.
1097 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1099 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1100 (unprotoize.o): Remove SHLIB_MULTILIB.
1102 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1104 * doc/extend.texi: Document progmem attribute for AVR.
1106 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1109 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1111 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1113 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1116 * optabs.c: Remove unnecessary forward declarations.
1117 (expand_unop_direct): New, broken out of expand_unop.
1118 (expand_doubleword_clz): New.
1119 (expand_ctz): Move above expand_ffs. Use
1120 start_sequence, end_sequence, add_equal_note, and
1121 expand_unop_direct. Add more commentary.
1122 (expand_ffs): Try both ctz optab and expand_ctz.
1123 Generate a test and branch if the hardware doesn't give us
1124 a useful value for input zero. Style improvements similar to
1127 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1129 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1131 * config.gcc: Delete stanza for arm-semi-aof and
1132 armel-semi-aof targets.
1133 * config/arm/arm-protos.h
1135 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1136 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1137 delete aof_pic_label and remove mention of AOF in comments.
1138 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1140 * config/arm/semiaof.h
1141 * config/arm/t-semi: Delete file.
1143 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1145 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1146 CONST_CAST_BB): New macros for type-specific casts.
1147 (CONST_CAST): Add a TYPE parameter and define it in terms of
1150 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1151 * c-lex.c (cb_ident, lex_string): Likewise,
1152 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1153 * config/i386/i386.c (ix86_function_regparm,
1154 ix86_function_sseregparm): Use CONST_CAST_TREE.
1155 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1157 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1158 give_switch, set_multilib_dir): Likewise,
1159 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1160 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1161 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1162 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1163 * prefix.c (update_path): Likewise,
1164 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1165 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1166 * tree-cfg.c (tree_can_merge_blocks_p,
1167 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1168 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1169 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1170 (attribute_list_contained): Use CONST_CAST_TREE.
1172 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1174 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1176 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1179 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1180 before forcing them into a register.
1182 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1184 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1185 rather than define_code_macro.
1187 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1189 * gcc.c (xputenv): New function.
1190 (putenv_from_prefixes): Use xputenv instead of putenv.
1191 (process_command): Use xputenv instead of putenv.
1192 (set_collect_gcc_options): Use xputenv instead of putenv.
1193 (main): Use xputenv instead of putenv.
1195 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1197 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1198 availability of swap instruction.
1199 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1201 2007-09-03 Revital Eres <eres@il.ibm.com>
1203 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1206 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1207 Ayal Zaks <zaks@il.ibm.com>
1208 Revital Eres <eres@il.ibm.com>
1210 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1211 compute_split_row): New functions.
1212 (ps_unschedule_node): Remove.
1213 (normalize_sched_times): Iterate over the already scheduled
1214 insns instead of the number of nodes.
1215 (MAX_SPLIT_NUM): New definition.
1216 (sms_schedule_by_order): Change the scheduling heuristic to
1217 avoid useless increases of initiation interval ii.
1218 (get_sched_window): Add dump printouts.
1220 2007-09-02 David Daney <ddaney@avtrex.com>
1222 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1223 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1224 (optab, insn): Add more attributes.
1225 (fetchop_bit): New code macro.
1226 (immediate_insn): New code macro attribute.
1227 (sync): Change condition to ISA_HAS_SYNC.
1228 (rdhwr): Change predicate for operand 0 to register_operand.
1229 (memory_barrier): New expand.
1230 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1231 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1232 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1233 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1234 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1235 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1236 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1237 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1238 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1240 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1241 Hans-Peter Nilsson <hp@axis.com>
1243 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1244 Defined to describe availability and behavior of CLZ.
1245 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1246 * config/cris/cris.opt: Tweak comment for "-metrax4".
1247 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1248 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1249 (count_leading_zeros): Define.
1251 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1253 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1255 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1258 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1261 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1263 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1264 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1265 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1266 sched-deps.c, sched-int.h, system.h, target.h,
1267 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1268 tree.def: Fix comment typos.
1270 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1272 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1273 (override_options): Turn on -mstrict-align on non-ColdFire
1275 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1277 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1279 * c-common.c (const_strip_array_types): Delete.
1280 * c-common.h (const_strip_array_types): Likewise.
1281 * emit-rtl.c (const_next_insn, const_previous_insn,
1282 const_next_nonnote_insn, const_prev_nonnote_insn,
1283 const_next_real_insn, const_prev_real_insn,
1284 const_next_active_insn, const_prev_active_insn, const_next_label,
1285 const_prev_label): Delete.
1286 * gimple-low.c (block_may_fallthru): Use expr_last.
1287 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1288 * rtl.h (const_previous_insn, const_next_insn,
1289 const_prev_nonnote_insn, const_next_nonnote_insn,
1290 const_prev_real_insn, const_next_real_insn,
1291 const_prev_active_insn, const_next_active_insn, const_prev_label,
1292 const_next_label): Delete.
1293 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1294 * system.h (CONST_CAST): Update comment.
1295 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1296 (const_first_stmt, const_last_stmt): Delete.
1297 (tree_block_ends_with_condjump_p): Use last_stmt.
1298 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1299 * tree-iterator.c (const_expr_first, const_expr_last,
1300 const_expr_only): Delete.
1301 * tree.c (const_lookup_attribute): Likewise.
1302 (attribute_list_contained): Use lookup_attribute.
1303 * tree.h (const_lookup_attribute, const_expr_first,
1304 const_expr_last, const_expr_only): Delete.
1306 2007-09-01 Richard Guenther <rguenther@suse.de>
1308 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1309 instead of TREE_THIS_VOLATILE.
1310 * tree-ssa-operands.c (add_virtual_operand): Do not set
1311 has_volatile_ops. Do not check s_ann for NULL.
1312 (get_indirect_ref_operands): Likewise.
1313 (get_expr_operands): Likewise. For all reference trees
1314 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1315 check base of reference for TREE_THIS_VOLATILE.
1317 2007-09-01 Richard Guenther <rguenther@suse.de>
1319 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1320 between integral types. Also allow conversions between
1323 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1325 * optabs.c (prepare_float_lib_cmp): Use
1326 libgcc_cmp_return_mode instead of word_mode.
1327 * config/dfp-bit.h: Likewise.
1328 * config/fp-bit.h: Likewise.
1329 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1331 (spu_libgcc_shift_count_mode): New function.
1332 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1333 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1335 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1337 * tree-pretty-print.c: Include output.h.
1338 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1339 HOST_WIDE_INT_PRINT_DEC.
1340 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1342 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1344 PR rtl-optimization/33224
1345 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1346 to the analysed region.
1348 2007-08-31 Richard Guenther <rguenther@suse.de>
1350 * function.c (allocate_struct_function): Do not set
1351 current_function_returns_pointer.
1352 * function.h (struct var_refs_queue): Remove.
1353 (struct simple_obstack_stack): Likewise.
1354 (struct function): Remove fixup_var_refs_queue member.
1355 Remove returns_pointer flag.
1356 (current_function_returns_pointer): Remove define.
1358 2007-08-31 Nick Clifton <nickc@redhat.com>
1360 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1361 secondary keys in order to obtain a stable sort.
1363 2007-08-31 Nick Clifton <nickc@redhat.com>
1366 * config/m32r/constraints.md: Add W constraint for integer zero.
1367 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1368 Fix length calculation by using alternatives.
1370 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1372 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1373 split out from expand_binop.
1374 (avoid_expensive_constant): New function.
1375 (expand_binop_directly): Remove commutative_op argument and
1376 (expand_binop_directly): Remove commutative_op argument and
1377 call cummutative_optab_p instead. Do not change op0 or op1
1378 when swapping xop0 and xop1. Apply avoid_expensive_constant
1379 to each argument after potential swapping. Enforce the
1380 canonical order of commutative operands.
1381 (expand_binop): Use shift_optab_p and commutative_optab_p.
1382 Update the calls to expand_binop_directly. Only force constants
1383 into registers when widening an operation. Only swap operands
1384 once a direct expansion has been rejected.
1385 (expand_twoval_binop): Only force constants into registers when
1386 using a direct expansion.
1388 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1390 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1391 (sched_analyze_insn): Don't postprocess speculative dependencies when
1392 target has no scheduling.
1393 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1394 'uninitialized' warning.
1396 2007-08-31 Richard Guenther <rguenther@suse.de>
1398 * tree.c (build_complex_type): Always set TYPE_NAME for
1401 2007-08-31 Olivier Hainque <hainque@adacore.com>
1403 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1404 internal macro. Default alignment factor for csect directives, chosen
1405 to match what BIGGEST_ALIGNMENT allows.
1406 (DATA_SECTION_ASM_OP): Use it.
1407 * config/rs6000/rs6000.c
1408 (rs6000_xcoff_output_readonly_section_asm_op):
1409 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1410 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1412 2007-08-31 Olivier Hainque <hainque@adacore.com>
1414 * dbxout.c (dbxout_block): Move declaration within the first
1415 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1416 block to include the definition, together with the associated
1419 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1420 Revital Eres <eres@il.ibm.com>
1422 * doc/invoke.texi (-mpaired): Document flag.
1423 * config.gcc: Include paired.h in powerpc extra_headers and
1424 750cl.h in powerpc-*-linux*paired*.
1425 * config/rs6000/rs6000.opt (-mpaired): New flag.
1426 * config/rs6000/rs6000.c (paired_init_builtins,
1427 paired_expand_builtin, paired_expand_lv_builtin,
1428 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1429 New functions to support the paired single builtin functions.
1430 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1431 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1433 (bdesc_paired_preds): New structure for paired predicate
1435 (rs6000_expand_builtin): Expand paired single builtins.
1436 (rs6000_init_builtins): Init paired single builtins.
1437 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1438 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1439 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1440 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1441 (rs6000_vector_mode_supported_p): Support paired vector mode.
1442 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1443 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1445 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1446 (DATA_ALIGNMENT): Likewise.
1447 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1448 (rs6000_builtins): Add PAIRED builtins.
1449 * config/rs6000/rs6000.md: Include paired.md.
1450 * config/rs6000/paired.h: New.
1451 * config/rs6000/paired.md: New.
1452 * config/rs6000/750cl.h: New.
1453 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1455 2007-08-30 Ollie Wild <aaw@google.com>
1457 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1458 * gcc.c (default_compilers): Add -fno-directives-only to
1459 @assembler-with-cpp.
1461 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1465 * regclass.c (initial_fixed_regs): Revert previous change and make
1467 (initial_call_used_regs): Likewise.
1468 (initial_call_really_used_regs): Delete, reverting previous addition.
1469 (initial_reg_names): Likewise.
1470 (init_reg_sets): Revert previous change.
1471 (saved_fixed_regs): New.
1472 (saved_call_used_regs): New.
1473 (saved_call_really_used_regs): New.
1474 (saved_reg_names): New.
1475 (save_register_info): New.
1476 (restore_register_info): New.
1477 (init_reg_sets_1): Replace reset of register info with call to
1478 restore_register_info.
1479 * rtl.h (save_register_info): Declare.
1480 * toplev.c (backend_init): Call save_register_info.
1482 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1484 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1485 from the original statement.
1487 2007-08-30 Chao-ying Fu <fu@mips.com>
1489 * c-lex.c (interpret_fixed): Declare.
1490 (interpret_float): Process _Fract and _Accum.
1491 (interpret_fixed): New function.
1492 * final.c (output_addr_const): Process CONST_FIXED.
1493 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1494 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1496 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1498 (simplify_immed_subreg): Support CONST_FIXED.
1499 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1500 (simplify_subreg): Support CONST_FIXED.
1502 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1504 * config/rs6000/ppu_intrinsics.h: New file.
1505 * config.gcc (powerpc*-*-* <extra_headers>): Install
1508 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1510 * cfg.c (dump_flow_info): Change to also print entry and exit
1512 * print-rtl.c (print_rtl_single): Allow to print rtl with
1515 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1517 * df-core.h (df_dump_region): New function.
1518 * df.h (df_dump_region): New function.
1519 * loop-invariant.c (find_defs): Add call to df_dump_region.
1520 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1523 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1526 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1527 true if any of the compare_section_name calls returned true,
1528 rather than if any returned false.
1530 2007-08-30 Richard Guenther <rguenther@suse.de>
1532 PR tree-optimization/33199
1533 * tree-ssa-structalias.c (handle_lhs_call): New function.
1534 (find_func_aliases): In non-IPA mode make sure that for
1535 calls that return a pointer we add a constraint for the
1536 result to point to anything.
1538 2007-08-30 Richard Guenther <rguenther@suse.de>
1540 * doc/invoke.texi (-mveclibabi): Document new target option.
1541 * config/i386/i386.opt (-mveclibabi): New target option.
1542 * config/i386/i386.c (ix86_veclib_handler): Handler for
1543 vectorization library support.
1544 (override_options): Handle the -mveclibabi option, initialize
1545 the vectorization library handler.
1546 (ix86_builtin_vectorized_function): As fallback call the
1547 vectorization library handler, if set.
1548 (ix86_veclibabi_acml): New static function for ACML ABI style
1549 vectorization support.
1551 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1553 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1554 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1555 SImode and update m. Don't run gen_lowpart_common on arbitrary
1556 memory address, force it to register first.
1559 * dce.c (dce_process_block): Don't delete setters of
1560 artificially used registers.
1562 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1564 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1565 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1566 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1568 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1570 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1572 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1573 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1575 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1577 * system.h: Activate -Wcast-qual as warning-only.
1579 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1582 * config/rs6000/rs6000.c (compare_section_name): New function.
1583 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1586 2007-08-29 Olivier Hainque <hainque@adacore.com>
1588 * xcoffout.c: #include debug.h.
1589 * Makefile.in (xcoffout.o): Add debug.h dependency.
1591 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1593 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1594 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1596 2007-08-29 Richard Guenther <rguenther@suse.de>
1598 * tree-pretty-print.c (dump_generic_node): Print
1599 label DECL_UID as D.%u.
1600 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1602 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1604 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1605 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1607 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1610 * tree.c (build_type_attribute_qual_variant): Set canonical types
1611 on the final, unqualified attribute variant before building the
1614 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1616 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1617 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1619 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1622 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1623 * config/bfin/bfin.md (composev2hi): Put operands into vector
1626 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1628 * config/bfin/bfin.md (composev2hi): Put operands into vector
1631 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1633 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1634 attribute when appropriate.
1635 (bfin_handle_l1_text_attribute): New.
1636 (bfin_handle_l1_data_attribute): New.
1637 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1638 l1_data_A and l1_data_B.
1639 * doc/extend.texi (node Function Attributes): Document l1_text
1641 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1642 l1_data_A and l1_data_B variable attributes.
1644 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1646 * config/bfin/bfin.opt (minline-plt): Add.
1647 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1648 call to global functions.
1649 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1650 (Blackfin Options): Document -minline-plt.
1652 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1654 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1655 given a non-function.
1656 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1658 2007-08-28 DJ Delorie <dj@redhat.com>
1660 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1662 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1664 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1666 2007-08-28 Richard Guenther <rguenther@suse.de>
1668 * tree.h (struct tree_function_decl): Increase size of
1669 function_code bitfield.
1671 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1672 Kazu Hirata <kazu@codesourcery.com>
1674 * gcc/config/m68k/linux.h
1675 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1676 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1677 (m68k_return_in_memory): New.
1678 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1681 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1684 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1685 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1686 operand) when top VEC_SELECT extracts scalar element.
1687 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1688 (*vec_extract_v4sf_mem): Ditto.
1690 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1693 * passes.c (init_optimization_passes): Move pass_df_finish
1694 after pass_postreload sublist.
1696 PR rtl-optimization/33148
1697 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1698 (neg (lt X 0)) if X has scalar int mode.
1701 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1702 initializer, use build_vector_from_ctor if possible to create
1703 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1704 even after this, return NULL.
1706 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1708 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1710 2007-08-28 Richard Guenther <rguenther@suse.de>
1712 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1713 (struct tree_function_decl): Make function_code a bitfield.
1714 Add disregard_inline_limits flag.
1715 * cgraphunit.c (cgraph_process_new_functions): Check
1716 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1717 (cgraph_preserve_function_body_p): Likewise.
1718 * ipa-inline.c (compute_inline_parameters): Likewise.
1719 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1720 for GNU C extern inline functions.
1721 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1722 * tree-inline.c (disregard_inline_limits_p): Remove.
1723 * tree-inline.h (disregard_inline_limits_p): Likewise.
1724 * c-common.c (handle_always_inline_attribute): Set
1725 DECL_DISREGARD_INLINE_LIMITS.
1726 * langhooks.c (add_builtin_function): Verify the function code
1727 fits in the bitfield.
1729 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1730 Vladimir Yanovsky <yanov@il.ibm.com>
1731 Revital Eres <eres@il.ibm.com>
1732 Andrey Belevantsev <abel@ispras.ru>
1734 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1736 * modulo-sched.c: Add documentation regarding do-loop.
1737 (doloop_register_get): Change number of arguments to support
1738 the new do-loop pattern and check whether COUNT_REG has no other
1739 occurences in the loop besides in the control part.
1740 (duplicate_insns_of_cycles): Do not duplicate the insn which
1741 changes count_reg as it is already adjusted.
1742 (generate_prolog_epilog): New argument to support the new
1743 do-loop pattern. Change the subtract instruction to use
1744 expand_simple_binop. Call duplicate_insns_of_cycles with new
1746 (sms_schedule): Call doloop_register_get and
1747 generate_prolog_epilog with new argument. Do not handle loops
1748 with single sets insns with subreg in their lhs.
1749 * loop-doloop.c (doloop_optimize): Support for another do-loop
1751 (doloop_condition_get): Gets an instruction instead of a pattern
1752 and change the return condition when the do-loop pattern is
1754 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1755 deps when considering to not create edges.
1757 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1759 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1762 2007-08-27 Jason Merrill <jason@redhat.com>
1765 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1766 zero-sized types after calling gimplify_modify_expr_rhs.
1768 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1770 * regclass.c (init_reg_autoinc): Fix typo.
1772 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1774 Fix PR tree-optimization/33173
1775 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1777 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1780 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1781 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1784 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1785 David Ung <davidu@mips.com>
1786 Nigel Stephens <nigel@mips.com>
1788 Separate target-specific initialization from general
1789 back-end initialization.
1791 * toplev.c (init_alignments): New, split out from...
1792 (process_options): ...here.
1793 (backend_init_target): New, split out from...
1794 (backend_init): ...here.
1795 (lang_dependent_init_target): New, split out from...
1796 (lang_dependent_init): ...here.
1797 (target_reinit): New.
1798 * toplev.h (target_reinit): Declare.
1799 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1800 now can be called more than once. Update comments.
1801 * expr.h (init_expr_target): Likewise.
1802 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1803 now can be called more than once. Explicitly zero
1804 static_reg_base_value.
1805 * emit-rtl.c (init_emit_regs): New, split out from...
1806 (init_emit_once): Here.
1807 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1808 non-const, so that changes from command-line arguments can overwrite
1809 values provided by the static initializers.
1810 (initial_call_really_used_regs): New, used similarly to the above.
1811 (initial_reg_names): Likewise.
1812 (last_mode_for_init_move_cost): Promoted function-local static to
1813 file-scope static to make it accessible outside init_move_cost.
1814 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1815 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1816 reg_names since it is needed for parsing command-line options.
1817 (init_move_cost): Use last_mode_for_init_move_cost instead of
1818 function-local static.
1819 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1820 call_really_used_regs now. Reinitialize reg_names. Also
1821 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1822 reg_class_superunion. Clear losing_caller_save_reg_set.
1823 Preserve global registers if called more than once. Reset
1824 move cost, may_move_in_cost, may_move_out_cost, and
1825 last_mode_for_init_move_cost.
1826 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1827 can now be invoked more than once. Update comments.
1828 (init_regs): Update comments.
1829 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1830 and initial_call_really_used_regs, instead of the non-initial
1831 variables. This allows us to save the command-line register settings
1832 after target reinitialization.
1833 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1834 * rtl.h (init_emit_regs): Declare.
1835 (init_reg_modes_target, init_alias_target): Renamed as described
1837 * reload1.c (init_reload): Update comments.
1838 * optabs.c (init_optabs): Likewise.
1839 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1841 2007-08-26 Chao-ying Fu <fu@mips.com>
1843 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1846 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1848 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1850 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1852 * bb-reorder.c (copy_bb_p): Likewise.
1853 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1854 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1855 block_ends_with_condjump_p): Likewise.
1856 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1857 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1858 block_ends_with_condjump_p): Likewise.
1859 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1860 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1861 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1862 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1863 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1864 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1865 debug_true_const_tree instad of debug_true_tree.
1866 * debug.c (do_nothing_debug_hooks): Likewise.
1867 * debug.h (ignore_block, debug_true_const_tree): Constify.
1868 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1869 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1870 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1871 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1872 dbx_reg_number, is_based_loc, field_type,
1873 simple_type_align_in_bits, simple_decl_align_in_bits,
1874 simple_type_size_in_bits, field_byte_offset, insert_float,
1875 type_tag, member_declared_type, is_redundant_typedef,
1876 secname_for_decl, is_inlined_entry_point): Likewise.
1877 * emit-rtl.c (const_next_insn, const_previous_insn,
1878 const_next_nonnote_insn, const_prev_nonnote_insn,
1879 const_next_real_insn, const_prev_real_insn,
1880 const_next_active_insn, const_prev_active_insn, const_next_label,
1881 const_prev_label): Likewise.
1882 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1884 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1885 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1886 sched_insn_is_legitimate_for_speculation_p): Likewise.
1887 * jump.c (reversed_comparison_code_parts,
1888 reversed_comparison_code, reversed_comparison, condjump_label):
1890 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1891 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1893 * rtl.h (const_previous_insn, const_next_insn,
1894 const_prev_nonnote_insn, const_next_nonnote_insn,
1895 const_prev_real_insn, const_next_real_insn,
1896 const_prev_active_insn, const_next_active_insn, const_prev_label,
1897 const_next_label, modified_between_p, modified_in_p,
1898 const_note_storeskeep_with_call_p, condjump_label,
1899 reversed_comparison, reversed_comparison_code,
1900 reversed_comparison_code_parts, memory_modified_in_insn_p,
1901 stack_regs_mentioned): Likewise.
1902 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1903 keep_with_call_p): Likewise.
1904 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1905 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1906 sd_lists_size, sd_lists_empty_p): Likewise.
1907 * sched-int.h (sched_insns_conditions_mutex_p,
1908 haifa_classify_insn, no_real_insns_p,
1909 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1910 sd_lists_size, sd_lists_empty_p): Likewise.
1911 * sdbout.c (sdb_debug_hooks): Likewise.
1912 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1913 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1914 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1916 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1917 tree_can_throw_internal): Likewise.
1918 * tree-flow-inline.h (phi_nodes): Likewise.
1919 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1920 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1921 * tree-gimple.c (const_get_call_expr_in): Likewise.
1922 * tree-gimple.h (const_get_call_expr_in): Likewise.
1923 * tree.c (const_lookup_attribute, attribute_list_equal,
1924 attribute_list_contained): Likewise.
1925 * tree.h (attribute_list_equal, attribute_list_contained,
1926 const_lookup_attribute): Likewise.
1927 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1929 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1931 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1932 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1934 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1937 * config/alpha/constraints.md: Delete "svn:mime-type" property
1938 with svn propdel "svn:mime-type".
1940 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1943 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1944 non NOTE insn doesn't cross basic block.
1945 (noce_try_abs): Likewise.
1946 (noce_process_if_block): Likewise.
1948 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1951 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1952 operand without auto-inc-dec.
1953 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1954 offsettable_mem_operand.
1955 (floatunssidf2_internal): Same.
1956 (fix_truncdfsi2_internal): Same.
1957 (floatsidf_ppc64): Same.
1958 (floatunssidf_ppc64): Same.
1959 (fix_trunctfsi2_internal): Same.
1961 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1964 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1965 pass defines needed for version.c.
1967 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1969 * configure.ac (--debug-prefix-map check): Change assembler
1970 version presumed to have feature to 2.18.
1971 * configure: Regenerate.
1973 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1975 * c-common.c (vector_types_convertible_p,
1976 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1977 self_promoting_args_p): Constify.
1978 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1979 c_promoting_integer_type_p, self_promoting_args_p,
1980 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1981 * c-decl.c (anon_aggr_type_p): Likewise.
1982 * * c-dump.c (dump_stmt): Likewise.
1983 * c-objc-common.c (has_c_linkage): Likewise.
1984 * c-tree.h (same_translation_unit_p): Likewise.
1985 * c-typeck.c (null_pointer_constant_p,
1986 tagged_types_tu_compatible_p, function_types_compatible_p,
1987 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1988 comptypes_internal, struct tagged_tu_seen_cache,
1989 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1990 c_size_in_bytes): Likewise.
1991 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1992 hash_ptr, eq_ptr): Likewise.
1993 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1994 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1995 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1996 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1998 * optabs.c (optab_for_tree_code): Likewise.
1999 * optabs.h (optab_for_tree_code): Likewise.
2000 * rtl.h (simplify_rtx): Likewise.
2001 * simplify-rtx.c (simplify_rtx): Likewise.
2002 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2003 dump_flag, dump_node): Likewise.
2004 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2005 queue_and_dump_type, dump_flag): Likewise.
2006 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2007 * tree-pass.h (dump_node): Likewise.
2008 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2009 supportable_narrowing_operation): Likewise.
2010 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2011 supportable_narrowing_operation): Likewise.
2012 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2013 is_negative_overflow_infinity, is_positive_overflow_infinity,
2014 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2015 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2016 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2017 ssa_name_nonzero_p, fp_predicate): Likewise.
2018 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2019 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2020 ssa_name_nonnegative_p): Likewise.
2022 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2024 * config.gcc : Add x86_64-elf target.
2026 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2028 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2030 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2031 Nigel Stephens <nigel@mips.com>
2035 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2036 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2037 * expr.c (SET_BY_PIECES_P): Define.
2038 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2039 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2040 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2042 * expr.h (SET_RATIO): Define.
2043 (can_store_by_pieces, store_by_pieces): Update prototypes.
2044 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2045 can_store_by_pieces/store_by_pieces.
2046 (expand_builtin_memcpy_args): Likewise.
2047 (expand_builtin_strncpy): Likewise.
2048 (expand_builtin_memset_args): Likewise. Also remove special case
2049 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2050 decide what to do instead.
2051 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2052 to can_store_by_pieces.
2054 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2055 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2057 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2058 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2059 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2060 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2061 (STORE_BY_PIECES_P): Define.
2063 2007-08-24 Tom Tromey <tromey@redhat.com>
2065 * varpool.c (varpool_last_needed_node): Fix comment typo.
2066 * c-decl.c (duplicate_decls): Fix comment typo.
2067 (clone_underlying_type): Update comment.
2069 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2071 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2072 alpha_in_small_data_p, alpha_split_complex_arg,
2073 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2075 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2076 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2078 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2079 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2080 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2081 * config/darwin.c (darwin_binds_local_p): Likewise.
2082 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2084 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2085 i386_pe_valid_dllimport_attribute_p): Likewise.
2086 * config/i386/i386.c (ix86_function_regparm,
2087 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2088 x86_can_output_mi_thunk, ix86_mangle_type,
2089 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2090 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2091 i386_pe_binds_local_p): Likewise.
2092 * config/ia64/ia64.c
2093 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2094 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2095 ia64_invalid_conversion, ia64_invalid_unary_op,
2096 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2098 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2099 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2100 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2101 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2102 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2103 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2104 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2105 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2106 * config/pa/pa.c (pa_commutative_p): Likewise.
2107 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2109 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2110 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2111 rs6000_use_blocks_for_constant_p,
2112 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2113 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2114 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2115 * config/s390/s390.c (s390_mangle_type,
2116 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2118 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2119 th_in_small_data_p): Likewise.
2120 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2121 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2123 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2124 sparc_mangle_type): Likewise.
2125 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2126 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2127 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2129 * hooks.c (hook_bool_mode_const_rtx_false,
2130 hook_bool_mode_const_rtx_true,
2131 hook_bool_const_tree_hwi_hwi_const_tree_false,
2132 hook_bool_const_tree_hwi_hwi_const_tree_true,
2133 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2134 hook_constcharptr_const_tree_null,
2135 hook_constcharptr_const_rtx_null,
2136 hook_constcharptr_const_tree_const_tree_null,
2137 hook_constcharptr_int_const_tree_null,
2138 hook_constcharptr_int_const_tree_const_tree_null): New.
2139 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2140 hook_bool_tree_hwi_hwi_tree_false,
2141 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2142 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2143 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2144 hook_constcharptr_int_tree_null,
2145 hook_constcharptr_int_tree_tree_null): Delete.
2146 (default_can_output_mi_thunk_no_vcall): Constify.
2147 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2148 hook_bool_tree_hwi_hwi_tree_false,
2149 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2150 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2151 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2152 hook_constcharptr_int_tree_null,
2153 hook_constcharptr_int_tree_tree_null): Delete.
2154 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2155 hook_bool_const_tree_hwi_hwi_const_tree_false,
2156 hook_bool_const_tree_hwi_hwi_const_tree_true,
2157 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2158 hook_constcharptr_const_tree_null,
2159 hook_constcharptr_const_rtx_null,
2160 hook_constcharptr_const_tree_const_tree_null,
2161 hook_constcharptr_int_const_tree_null,
2162 hook_constcharptr_int_const_tree_const_tree_null): New.
2163 (default_can_output_mi_thunk_no_vcall): Constify.
2164 * integrate.c (function_attribute_inlinable_p): Likewise.
2165 * integrate.h (function_attribute_inlinable_p): Likewise.
2166 * jump.c (rtx_renumbered_equal_p): Likewise.
2167 * output.h (decl_readonly_section, categorize_decl_for_section,
2168 default_use_anchors_for_symbol_p, default_binds_local_p,
2169 default_binds_local_p_1): Likewise.
2170 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2172 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2173 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2174 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2175 TARGET_COMP_TYPE_ATTRIBUTES,
2176 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2177 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2178 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2179 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2180 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2181 * target.h (can_output_mi_thunk, needs_block_p,
2182 first_cycle_multipass_dfa_lookahead_guard_spec,
2183 vector_alignment_reachable, comp_type_attributes,
2184 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2185 commutative_p, use_blocks_for_constant_p,
2186 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2187 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2188 invalid_within_doloop, valid_dllimport_attribute_p,
2189 split_complex_arg, invalid_arg_for_unprototyped_fn,
2190 invalid_conversion, invalid_unary_op, invalid_binary_op):
2192 * targhooks.c (default_invalid_within_doloop,
2193 hook_invalid_arg_for_unprototyped_fn,
2194 default_builtin_vector_alignment_reachable): Likewise.
2195 (hook_bool_rtx_commutative_p): Delete.
2196 (hook_bool_const_rtx_commutative_p): New.
2197 * targhooks.h (default_invalid_within_doloop,
2198 default_builtin_vector_alignment_reachable,
2199 hook_invalid_arg_for_unprototyped_fn): Constify.
2200 (hook_bool_rtx_commutative_p): Delete.
2201 (hook_bool_const_rtx_commutative_p): New.
2202 * varasm.c (bss_initializer_p, decl_default_tls_model,
2203 categorize_decl_for_section, decl_readonly_section,
2204 default_use_anchors_for_symbol_p, default_binds_local_p,
2205 default_binds_local_p_1): Constify.
2207 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2209 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2210 __NO_BUILTIN if -fno-builtin.
2212 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2214 * config/bfin/bfin.c (print_operand): Report error instead of
2215 ICE for wrong operand.
2217 2007-08-24 Michael Matz <matz@suse.de>
2219 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2221 2007-08-24 Richard Guenther <rguenther@suse.de>
2224 * tree-ssa.c (useless_type_conversion_p): Split into a
2225 recursive and a non-recursive part.
2226 (useless_type_conversion_p_1): New function.
2227 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2228 from maybe_fold_offset_to_reference is trivially convertible
2229 to the desired type before doing the simplification.
2231 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2233 * expr.c (store_expr): Optimize initialization of an array
2235 * expr.h (builtin_strncpy_read_str): New prototype.
2236 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2239 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2242 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2243 field when initializing if_info structure.
2245 2007-08-24 Richard Guenther <rguenther@suse.de>
2247 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2249 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2250 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2251 * tree-inline.c (inlinable_function_p): Fold in common parts of
2252 the cannot_inline_tree_fn langhook.
2253 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2254 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2255 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2256 cannot_inline_tree_fn langhook.
2257 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2258 cannot_inline_tree_fn member.
2260 2007-08-24 Richard Guenther <rguenther@suse.de>
2262 * expr.c (get_inner_reference): Do computation of bitoffset
2263 from offset in a way we can detect overflow reliably.
2265 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2267 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2269 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2271 * config/bfin/bfin.opt (mfast-fp): Add.
2272 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2273 libbffastfp override libgcc if -mfast-fp.
2274 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2275 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2276 (Blackfin Options): Document -mfast-fp.
2278 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2280 PR tree-optimization/32573
2282 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2283 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2284 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2285 (build_classic_dist_vector): Return false rather than true if
2286 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2287 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2288 returned false. Don't call save_dist_v before calling
2289 build_classic_dist_vector_1.
2290 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2291 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2292 DDR_DIR_VECTS vectors.
2294 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2296 * configure.ac (leb128): Modify sed statement to work with any
2297 binutils version string.
2298 * configure: Regenerate
2300 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2302 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2303 Wrap in RTX_CODE macro guard.
2304 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2305 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2306 arm_mark_dllimport, arm_pe_encode_section_info,
2307 arm_pe_unique_section): Use ISO-C function declarations.
2308 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2309 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2310 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2312 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2313 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2315 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2317 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2318 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2319 (register_move_cost): Use ISO-C function declarations.
2320 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2321 * config/score/score-protos.h (score_declare_object): Add
2323 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2325 * final.c (profile_function): Avoid empty if-bodies.
2328 * calls.c (must_pass_in_stack_var_size,
2329 must_pass_in_stack_var_size_or_pad): Constify.
2330 * config/alpha/alpha-protos.h (function_value): Likewise.
2331 * config/alpha/alpha.c (alpha_return_in_memory,
2332 alpha_pass_by_reference, function_value,
2333 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2334 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2336 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2337 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2338 TARGET_PROMOTE_PROTOTYPES): Likewise.
2339 * config/arm/arm-protos.h (arm_return_in_memory,
2340 arm_pad_arg_upward, arm_function_value): Likewise.
2341 * config/arm/arm.c (arm_pass_by_reference,
2342 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2343 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2344 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2346 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2347 * config/avr/avr-protos.h (avr_function_value): Likewise.
2348 * config/avr/avr.c (avr_return_in_memory,
2349 gas_output_limited_string, gas_output_ascii, avr_function_value,
2350 avr_return_in_memory): Likewise.
2351 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2352 * config/bfin/bfin.c (bfin_pass_by_reference,
2353 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2354 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2356 * config/cris/cris.c (cris_pass_by_reference,
2357 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2358 * config/crx/crx.c (crx_return_in_memory): Likewise.
2359 * config/darwin.c (function_base, machopic_function_base_name):
2361 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2362 TARGET_PROMOTE_PROTOTYPES): Likewise.
2363 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2364 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2365 * config/i386/i386-protos.h (ix86_return_in_memory,
2366 ix86_sol10_return_in_memory): Likewise.
2367 * config/i386/i386.c (ix86_function_value,
2368 ix86_function_sseregparm, ix86_must_pass_in_stack,
2369 type_natural_mode, classify_argument, examine_argument,
2370 construct_container, ix86_pass_by_reference, function_value_32,
2371 function_value_64, ix86_function_value_1, return_in_memory_32,
2372 return_in_memory_64, return_in_memory_ms_64,
2373 ix86_return_in_memory, ix86_sol10_return_in_memory,
2374 TARGET_PROMOTE_PROTOTYPES): Likewise.
2375 * config/ia64/ia64-protos.h (ia64_function_value,
2376 ia64_hpux_function_arg_padding): Likewise.
2377 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2378 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2379 ia64_hpux_function_arg_padding): Likewise.
2380 * config/iq2000/iq2000-protos.h (function_arg,
2381 iq2000_function_value): Likewise.
2382 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2383 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2384 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2385 function_arg, iq2000_function_value): Likewise.
2386 * config/m32c/m32c-protos.h (m32c_function_value,
2387 m32c_promote_function_return): Likewise.
2388 * config/m32c/m32c.c (m32c_pass_by_reference,
2389 m32c_promote_prototypes, m32c_promote_function_return,
2390 m32c_function_value): Likewise.
2391 * config/m32r/m32r.c (m32r_return_in_memory,
2392 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2393 m32r_in_small_data_p): Likewise.
2394 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2396 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2397 m68hc11_function_arg_padding): Likewise.
2398 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2399 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2400 m68k_function_value): Likewise.
2401 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2402 mcore_function_value): Likewise.
2403 * config/mcore/mcore.c (handle_structs_in_regs,
2404 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2405 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2406 mcore_num_arg_regs, mcore_function_value): Likewise.
2407 * config/mips/mips-protos.h (mips_pad_arg_upward,
2408 mips_function_value): Likewise.
2409 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2410 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2411 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2412 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2413 mips_function_value): Likewise.
2414 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2416 * config/mmix/mmix.c (mmix_pass_by_reference,
2417 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2418 mmix_encode_section_info): Likewise.
2419 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2421 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2422 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2423 mn10300_function_value): Likewise.
2424 * config/mt/mt-protos.h (mt_function_value): Likewise.
2425 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2426 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2427 * config/pa/pa-protos.h (function_arg_padding, function_value,
2428 pa_return_in_memory): Likewise.
2429 * config/pa/pa.c (pa_pass_by_reference,
2430 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2431 function_arg_padding, function_value, pa_return_in_memory):
2433 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2434 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2435 function_arg_padding): Likewise.
2436 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2437 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2438 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2439 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2440 function_arg_padding, altivec_expand_dst_builtin,
2441 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2442 altivec_init_builtins, rs6000_common_init_builtins,
2443 rs6000_function_value): Likewise.
2444 * s390/s390-protos.h (s390_function_value): Likewise.
2445 * config/s390/s390.c (s390_function_arg_size,
2446 s390_pass_by_reference, s390_return_in_memory,
2447 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2448 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2449 * config/score/score-protos.h (score_function_value): Likewise.
2450 * config/score/score.c (score_arg_partial_bytes,
2451 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2452 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2453 score_pass_by_reference, score_add_offset, score_function_value):
2455 * config/sh/sh-protos.h (sh_attr_renesas_p,
2456 sh_promote_prototypes): Likewise.
2457 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2458 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2459 sh_attr_renesas_p): Likewise.
2460 * config/sparc/sparc-protos.h (function_value,
2461 function_arg_padding): Likewise.
2462 * config/sparc/sparc.c (sparc_promote_prototypes,
2463 sparc_return_in_memory, sparc_pass_by_reference,
2464 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2465 function_arg_record_value_2, function_arg_record_value_1,
2466 function_arg_record_value, function_arg_record_value,
2467 function_arg_padding, function_value): Likewise.
2468 * config/spu/spu-protos.h (spu_function_value): Likewise.
2469 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2470 spu_function_value): Likewise.
2471 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2473 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2474 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2475 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2477 * config/v850/v850.c (v850_return_in_memory,
2478 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2479 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2480 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2481 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2482 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2484 * explow.c (promote_mode, hard_function_value): Likewise.
2485 * expr.h (hard_function_value, promote_mode): Likewise.
2486 * function.c (aggregate_value_p): Likewise.
2487 * hooks.c (hook_bool_const_tree_true): New.
2488 * hooks.h (hook_bool_const_tree_true): New.
2489 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2490 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2491 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2492 TARGET_RETURN_IN_MSB): Likewise.
2493 * target.h (promote_function_args, promote_function_return,
2494 promote_prototypes, return_in_memory, return_in_msb,
2495 pass_by_reference, must_pass_in_stack, callee_copies,
2496 function_value): Likewise.
2497 * targhooks.c (default_return_in_memory,
2498 hook_pass_by_reference_must_pass_in_stack,
2499 hook_callee_copies_named,
2500 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2501 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2502 default_function_value): Likewise.
2503 * targhooks.h (default_return_in_memory,
2504 hook_pass_by_reference_must_pass_in_stack,
2505 hook_callee_copies_named,
2506 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2507 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2508 default_function_value): Likewise.
2509 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2510 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2511 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2512 * tree.c (needs_to_live_in_memory): Likewise.
2513 * tree.h (struct tree_type, needs_to_live_in_memory,
2514 aggregate_value_p, must_pass_in_stack_var_size,
2515 must_pass_in_stack_var_size_or_pad): Likewise.
2516 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2517 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2518 lookup_filename): Likewise.
2520 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2523 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2524 fake fcomi i387 instruction for !TARGET_CMOVE.
2525 (ix86_expand_branch): Expand natural sequence with one jump for
2526 all targets, not only TARGET_CMOVE.
2527 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2528 pattern to implement fake fcomi sequence. Split instruction after
2529 reload to correct compare sequences.
2530 (*cmpfp_xf_cc): Ditto.
2531 (*cmpfp_<mode>_cc): Ditto.
2532 (*cmpfp_u_cc): Ditto.
2533 (*cmpfp_<mode>_cc): Ditto.
2535 2007-08-23 Richard Guenther <rguenther@suse.de>
2537 * tree-pretty-print.c (dump_generic_node): Annotate
2538 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2540 2007-08-23 Richard Guenther <rguenther@suse.de>
2542 * builtins.c (expand_builtin_mathfn): Wrap argument in
2543 save_expr directly instead of re-building the call.
2544 (expand_builtin_mathfn_2): Likewise.
2545 (expand_builtin_mathfn_3): Likewise.
2546 (expand_builtin_interclass_mathfn): Likewise.
2547 (expand_builtin_int_roundingfn): Set arg.
2548 (expand_builtin_int_roundingfn_2): Likewise.
2550 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2552 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2553 *sse_nand<mode>3, *sse_xor<mode>3): New.
2555 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2557 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2558 * config/i386/i386.c (print_operand): Handle ';' code. Output
2559 semicolon for TARGET_MACHO.
2560 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2561 emit semicolon after 'lock' prefix.
2562 (sync_double_compare_and_swap<mode>): Ditto.
2563 (*sync_double_compare_and_swapdi_pic): Ditto.
2564 (*sync_compare_and_swap_cc<mode>): Ditto.
2565 (sync_double_compare_and_swap_cc<mode>): Ditto.
2566 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2567 (sync_old_add<mode>): Ditto.
2568 (sync_add<mode>): Ditto.
2569 (sync_sub<mode>): Ditto.
2570 (sync_ior<mode>): Ditto.
2571 (sync_and<mode>): Ditto.
2572 (sync_xor<mode>): Ditto.
2574 2007-08-22 Chao-ying Fu <fu@mips.com>
2576 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2578 (copy_rtx): Handle CONST_FIXED.
2579 (rtx_equal_p): Likewise.
2580 * rtl.h (fixed_value.h): New include.
2581 (rtx_def): Add a new field of fixed_value to u.
2582 (XCNMPFV): Define for accessing fixed_value.
2583 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2585 * rtl.def (CONST_FIXED): New constant.
2586 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2587 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2588 US_ASHIFT): New codes.
2589 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2590 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2591 unsigned_fract_convert, unsigned_sat_fract): Document them.
2592 * varasm.c (assemble_integer): Extend to support fixed-point constants
2593 by using different machine classes.
2594 (decode_addr_const): Handle FIXED_CST.
2595 (const_hash_1): Likewise.
2596 (compare_constant): Likewise.
2597 (copy_constant): Likewise.
2598 (const_rtx_hash_1): Handle CONST_FIXED.
2599 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2600 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2602 (initializer_constant_valid_p): Handle FIXED_CST.
2603 (output_constant): Support FIXED_POINT_TYPE.
2604 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2605 * cse.c (hash_rtx): Support CONST_FIXED.
2606 (exp_equiv_p): Likewise.
2607 (cannon_reg): Likewise.
2608 (fold_rtx): Likewise.
2609 (equiv_constant): Likewise.
2610 (cse_process_notes_1): Likewise.
2611 (count_reg_usage): Likewise.
2612 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2613 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2614 (wrap_constant): Check CONST_FIXED.
2615 (cselib_hash_rtx): Support CONST_FIXED.
2616 (cselib_subst_to_values): Likewise.
2617 * df-scan.c (df_uses_record): Likewise.
2618 * gcse.c (want_to_gcse_p): Likewise.
2619 (oprs_unchanged_p): Likewise.
2620 (oprs_not_set_p): Likewise.
2621 (compute_transp): Likewise.
2622 (extract_mentioned_regs_helper): Likewise.
2623 * genemit.c (gen_exp): Likewise.
2624 * local-alloc.c (equiv_init_varies_p): Likewise.
2625 (contains_replace_regs): Likewise.
2626 (memref_referenced_p): Likewise.
2627 * loop-invariant.c (check_maybe_invariant): Likewise.
2628 (hash_invariant_expr_1): Likewise.
2629 (invariant_expr_equal_p): Likewise.
2630 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2631 * regclass.c (reg_scan_mark_refs): Likewise.
2632 * regrename.c (scan_rtx): Likewise.
2633 * resource.c (mark_referenced_resources): Likewise.
2634 (mark_set_resources): Likewise.
2635 * rtlanal.c (rtx_unstable_p): Likewise.
2636 (rtx_varies_p): Likewise.
2637 (count_occurrences): Likewise.
2638 (reg_mentioned_p): Likewise.
2639 (modified_between_p): Likewise.
2640 (modified_in_p): Likewise.
2641 (volatile_insn_p): Likewise.
2642 (volatile_refs_p): Likewise.
2643 (side_effects_p): Likewise.
2644 (may_trap_p_1): Likewise.
2645 (inequality_comparisons_p): Likewise.
2646 (computed_jump_p_1): Likewise.
2647 (commutative_operand_precedence): Likewise.
2648 * sched-deps.c (sched_analyze_2): Likewise.
2649 * sched-vis.c (print_value): Likewise.
2650 * reload.c (operands_match_p): Likewise.
2651 (subst_reg_equivs): Likewise.
2652 * reload1.c (eliminate_regs_1): Likewise.
2653 (elimination_effects): Likewise.
2654 (scan_paradoxical_subregs): Likewise.
2655 * alias.c (rtx_equal_for_memref_p): Likewise.
2656 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2657 * emit-rtl.c (const_fixed_htab): New hash table.
2658 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2660 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2661 const_fixed_from_fixed_value): New functions.
2662 (verify_rtx_sharing): Handle CONST_FIXED.
2663 (copy_rtx_if_shared_1): Likewise.
2664 (reset_used_flags): Likewise.
2665 (set_used_flags): Likewise.
2666 (copy_insn_1): Likewise.
2667 (init_emit_once): Create const_fixed_htab.
2668 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2670 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2672 PR tree-optimization/32949
2673 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2674 before failing for ivs with non-constant step.
2676 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2678 * doc/md.texi (Iterators): Renamed from Macros. All contents
2679 changed to reflect rename of respectively define_code_macro and
2680 define_mode_macro to define_code_iterator and define_mode_iterator.
2681 (Mode Iterators, Code Iterators): Similar.
2682 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2683 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2684 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2685 (initialize_iterators, find_iterator, check_code_iterator)
2686 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2687 (read_mapping, read_rtx_1): Similar.
2688 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2689 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2690 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2691 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2692 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2693 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2694 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2695 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2696 config/rs6000/sync.md, config/rs6000/rs6000.md,
2697 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2698 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2699 config/vax/vax.md, config/bfin/bfin.md: Similar.
2701 2007-08-22 David Daney <ddaney@avtrex.com>
2703 * doc/install.texi (Testing): Mention testing on a simulator.
2705 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2707 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2709 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2710 and rearrange floating point conversion functions into different
2713 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2715 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2716 dfa_post_advance_cycle): New scheduler hooks.
2717 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2718 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2720 (TARGET_SCHED): Use them.
2721 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2722 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2723 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2725 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2726 function to facilitate debugging.
2727 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2728 (output_insn_has_dfa_reservation_p): New static function to output
2729 insn_has_dfa_reservation_p ().
2730 (write_automata): Use it.
2731 * genattr.c (main): Output declaration for
2732 insn_has_dfa_reservation_p ().
2734 2007-08-22 Christian Bruel <christian.bruel@st.com>
2735 Richard Guenther <rguenther@suse.de>
2737 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2738 * simplify_rtx (simplify_binary_operation_1): Likewise.
2740 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2742 PR rtl-optimization/32557
2743 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2744 of REGNO (mws->mw_reg).
2746 2007-08-22 Richard Guenther <rguenther@suse.de>
2749 * builtins.c (expand_builtin_int_roundingfn): Replace call
2750 argument wrapped with SAVE_EXPR directly.
2751 (expand_builtin_int_roundingfn_2): Likewise.
2753 2007-08-22 Richard Guenther <rguenther@suse.de>
2755 * tree-inline.c (inlinable_function_p): Restore disregarding
2756 inline limits for GNU extern inline functions.
2758 2007-08-22 Richard Guenther <rguenther@suse.de>
2761 * tree.c (host_integerp): Treat sizetype as signed as it is
2764 2007-08-21 Ian Lance Taylor <iant@google.com>
2766 PR tree-optimization/33134
2767 * tree-vrp.c (adjust_range_with_scev): Call
2768 set_value_range_to_value.
2770 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2772 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2775 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2777 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2780 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2782 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2783 cases to set eight bytes at a time.
2784 (expand_block_move): Likewise.
2786 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2789 * dwarf2out.c (gen_decl_die): Don't call
2790 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2792 2007-08-21 Paul Brook <paul@codesourcery.com>
2793 Nathan Sidwell <nathan@codesourcery.com>
2794 Mark Mitchell <mark@codesourcery.com>
2795 Joseph Myers <joseph@codesourcery.com>
2797 * configure.ac: Add --with-pkgversion and --with-bugurl.
2798 * configure: Regenerate.
2799 * doc/install.texi: Document them.
2800 * version.c (version_string): Remove VERSUFFIX.
2801 (VERSUFFIX): Remove.
2802 (pkgversion_string): New.
2803 (bug_report_url): Do not hard-code initializer.
2804 * version.h (pkgversion_string): Declare.
2805 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2807 (version.o): Define PKGVERSION and BUGURL.
2808 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2809 (%.pod): Define BUGURL.
2810 * gcc.c (process_command, main): Use pkgversion_string.
2811 * toplev.c (compile_file, print_version): Likewise.
2812 * protoize.c (main): Likewise.
2813 * gcov.c (print_version): Likewise. Update copyright date.
2814 * gcov-dump.c (print_version): Likewise. Update copyright date.
2815 * mips-tdump.c (main): Likewise. Update copyright date.
2816 * mips-tfile.c (main): Likewise. Update copyright date.
2817 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2818 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2819 shorten description.
2820 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2821 * doc/gccint.texi: Likewise.
2822 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2823 Update copyright date.
2825 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2827 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2828 (ix86_expand_strlensi_unroll_1): Ditto.
2829 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2830 (ix86_expand_carry_flag_compare): Update comment.
2832 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2835 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2836 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2838 2007-08-21 Richard Guenther <rguenther@suse.de>
2840 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2842 2007-08-21 Richard Guenther <rguenther@suse.de>
2845 * fold-const.c (fold_binary): Remove index +p PTR folding.
2846 Fix types of POINTER_PLUS_EXPR generated by folding of
2849 2007-08-20 Chao-ying Fu <fu@mips.com>
2851 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2852 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2853 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2854 (c_common_fixed_point_type_for_size): Declare.
2855 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2856 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2857 (c_token_starts_declspecs): Likewise.
2858 (c_parser_declspecs): Likewise.
2859 (c_parser_attributes): Likewise.
2860 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2861 (c_declspecs): Add saturating_p.
2862 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2863 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2864 _Sat. Handle RID_SAT.
2865 Avoid using void, bool, char, int, float, double, _Decimal32,
2866 _Decimal64, _Decimal128, and complex with _Sat.
2867 Handle RID_FRACT and RID_ACCUM.
2868 Make sure _Sat is used with _Fract or _Accum.
2869 (finish_declspecs): Handle cts_fract and cts_accum.
2870 * c-common.c (fixed-value.h): New include.
2871 (constant_expression_warning): Handle FIXED_CST.
2872 (overflow_warning): Likewise.
2873 (warnings_for_convert_and_check): Likewise.
2874 (c_common_fixed_point_type_for_size): New.
2875 (c_common_type_for_mode): Handle fixed-point modes to
2876 return various saturating/non-saturating, signed/unsigned types.
2877 (c_common_signed_or_unsigned_type): Support fixed-point types.
2878 (shorten_compare): Check fixed-point zero.
2879 Handle FIXED_POINT_TYPE.
2880 (c_common_truthvalue_conversion): Handle FIXED_CST.
2881 Handle FIXED_POINT_TYPE.
2882 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2884 (handle_mode_attribute): Handle fixed-point modes. Need to check
2885 if the signness of base type and fixed-point modes are consistent.
2886 (handle_vector_size_attribute): Handle fixed-point modes.
2887 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2888 (warn_for_div_by_zero): Check fixed-point zero.
2889 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2890 a common fixed-point type based on fbit, ibit, sign, and saturation.
2891 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2892 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2893 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2894 (convert_for_assignment): Support FIXED_POINT_TYPE.
2895 (digest_init): Handle FIXED_POINT_TYPE.
2896 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2897 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2898 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2899 GE_EXPR, LT_EXPR, GT_EXPR.
2900 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2901 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2902 * target.h (gcc_target): Add fixed_point_supported_p.
2903 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2904 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2905 (default_fixed_point_supported_p): Define.
2906 * targhooks.h (default_fixed_point_supported_p): Declare.
2907 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2908 * doc/install.texi (Configuration): Add --enable-fixed-point.
2909 * configure.ac (--enable-fixed-point): New to enable fixed-point
2910 arithmetic extension to C. For mips targets, we enable it by default.
2911 * configure, config.in: Regenerate.
2913 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2915 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2917 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2919 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2920 DWARF2_DEBUGGING_INFO.
2921 (cold_text_section_used): Same.
2922 (cold_text_section): Same.
2924 2007-08-20 Richard Guenther <rguenther@suse.de>
2926 * c-typeck.c (convert_for_assignment): Use the type of
2927 the member for the initialization.
2929 2007-08-20 Richard Guenther <rguenther@suse.de>
2931 * c-objc-common.c (c_disregard_inline_limits): Remove.
2932 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2933 * cgraphunit.c (cgraph_process_new_functions): Call
2934 disregard_inline_limits_p.
2935 (cgraph_preserve_function_body_p): Likewise.
2936 * ipa-inline.c (compute_inline_parameters): Likewise.
2937 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2939 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2940 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2941 disregard_inline_limits langhook.
2942 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2944 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2945 disregard_inline_limits langhook.
2946 * tree-inline.c (disregard_inline_limits_p): New function.
2947 * tree-inline.h (disregard_inline_limits_p): Declare.
2949 2007-08-20 Richard Guenther <rguenther@suse.de>
2951 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2952 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2953 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2954 auto_var_in_fn_p langhook.
2955 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2957 * tree.c (auto_var_in_fn_p): ... here.
2958 (find_var_from_fn): Call auto_var_in_fn_p directly.
2959 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2960 auto_var_in_fn_p langhook.
2961 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2962 (copy_body_r): Likewise.
2963 (self_inlining_addr_expr): Likewise.
2964 * tree.h (auto_var_in_fn_p): Declare.
2966 2007-08-20 Richard Guenther <rguenther@suse.de>
2968 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2969 (walk_type_fields): Take lh parameter.
2970 (walk_tree): Rename to ...
2971 (walk_tree_1): ... this. Do not call the walk_subtrees
2972 langhook but the now passed callback. Pass lh on recursion.
2973 (walk_tree_without_duplicates): Rename to ...
2974 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2975 and call walk_tree_1.
2976 * tree.h (walk_tree_lh): New typedef.
2977 (walk_tree_1): Declare.
2978 (walk_tree_without_duplicates_1): Likewise.
2979 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2980 (walk_tree_without_duplicates): New define to
2981 walk_tree_without_duplicates_1 with NULL lh parameter.
2982 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2983 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2985 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2986 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2987 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2990 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2993 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2994 code in front of the compacting of basic blocks.
2995 Move the folding of statements inbetween the cgraph checking
2996 and compacting of basic blocks.
2998 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2999 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3002 * config/alpha/alpha.c (va_list_skip_additions): Check for
3003 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3004 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3005 PLUS_EXPR when checking ap.__base.
3006 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3007 when doing addition on pointer types. Use size_int instead of
3009 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3010 ptr_type in the second operand.
3012 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3015 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3017 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3020 * cfgexpand.c (expand_one_register_var): Mark pointer
3021 DECL_ARTIFICIAL as REG_POINTER also.
3022 * stmt.c (expand_decl): Likewise.
3024 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3031 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3032 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3033 on_worklist argument and avoid adding things to worklist multiple
3035 (add_to_worklist): Ditto.
3036 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3037 single SFT is clobbered.
3038 (set_initial_properties): Ditto.
3039 (compute_call_clobbered): Update for changes to function
3041 (create_overlap_variables_for): Always create SFT for offset 0.
3042 (create_structure_vars): Handle PHI's, since we are in SSA form at
3044 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3045 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3047 (add_vars_for_offset): Figure out aliases from access + points-to.
3048 (add_virtual_operand): Use add_vars-for_offset.
3049 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3050 (add_call_clobber_ops): Remove makes_clobbering_call set.
3051 (get_expr_operands): Always pass through the INDIRECT_REF
3053 * tree-ssa-structalias.c (struct constraint_graph): Remove
3055 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3056 address_taken, pt_used, number_incoming.
3057 (FIRST_ADDR_NODE): Removed.
3058 (merge_graph_nodes): Remove broken code for the moment.
3059 (init_graph): New function.
3060 (build_pred_graph): Remove code to init_graph.
3061 Add location equivalence support.
3062 (struct scc_info): Rename roots to deleted.
3064 (init_scc_info): Ditto
3065 (init_topo_info): Use graph->size.
3066 (compute_topo_order): Ditto.
3067 (do_da_constraint): Removed.
3068 (do_sd_constraint): Remove calls to find().
3069 set_union_with_increment should always get 0 as last arg here.
3070 (do_complex_constraint): Replace do_da_constraint with assert.
3072 (struct equiv_class_label): New.
3073 (pointer_equiv_class_table): Ditto.
3074 (location_equiv_class_table): Ditto.
3075 (equiv_class_label_hash): Ditto.
3076 (equiv_class_label_eq): Ditto
3077 (equiv_class_lookup): Ditto.
3078 (equiv_class_ladd): Ditto.
3079 (pointer_equiv_class): Ditto.
3080 (location_equiv_class): Ditto.
3081 (condense_visit): Rename and rewrite from label_visit to do only
3082 SCC related stuff for HU.
3083 (label_visit): Do HU work for HU.
3084 (perform_var_substitution): Update to do HU and location
3086 (free_var_substitution_info): Update to free HU and location
3087 equivalence structures. */
3088 (find_equivalent_node): Update for pointer but not location
3090 (unite_pointer_equivalences): New function.
3091 (move_complex_constraints): Rewrite to only do moving.
3092 (rewrite_constraints): Split out of move_complex_constraints.
3093 (solve_graph): Use graph->size.
3094 (process_constraint_1): Add from_call argument, use it.
3095 Split *a = &b into two constraints.
3096 (process_constraint): Use new process_constraint_1.
3097 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3098 (get_constraint_for): Handle non-pointer integers properly.
3099 Remove code that used to handle structures.
3100 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3101 with unknown addends.
3102 (handle_rhs_call): New function.
3103 (find_func_aliases): Use handle_rhs_call.
3104 (set_uids_in_ptset): Add an assert.
3105 (set_used_smts): Fix bug in not considering unified vars.
3106 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3107 (compute_points_to_sets): Update for other function changes.
3108 (delete_points_to_sets): Ditto.
3109 (ipa_pta_execute): Ditto.
3110 (pass_ipa_pta): We need to update SSA after ipa_pta.
3112 2007-08-19 Jan Hubicka <jh@suse.cz>
3114 * i386.md: Replace "rim" and "mri" constraints by "g".
3116 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3118 * dwarf2out.c (text_section_used, cold_text_section_used,
3119 cold_text_section, dwarf2out_note_section_used): New.
3120 (dwarf2out_init): Initialize cold_text_section.
3121 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3122 dwarf2out_note_section_used.
3123 (size_of_aranges): Only count entry for text section if it was
3124 used. Count entry for cold text section if it was used.
3125 (output_aranges): Only output entries for text section and cold
3126 text section if they were used.
3128 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3130 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3132 (debug_generic_stmt): Likewise.
3133 (debug_tree_chain): Likewise.
3135 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3137 * tree-data-refs.c (split_constant_offset): Expose.
3138 * tree-data-refs.h (split_constant_offset): Add declaration.
3140 * tree-vectorizer.h (dr_alignment_support): Renamed
3141 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3142 Added a new value dr_explicit_realign.
3143 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3144 dr_offset, dr_step, and dr_aligned_to, along with new access
3145 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3146 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3147 STMT_VINFO_DR_ALIGNED_TO.
3149 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3151 In case of outer-loop vectorization with non-fixed misalignment - use
3152 the dr_explicit_realign scheme instead of the optimized realignment
3154 (new_stmt_vec_info): Initialize new fields.
3156 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3157 'nested_in_vect_loop' case. Change verbosity level.
3158 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3159 Don't fail on zero step in the outer-loop for loads.
3160 (vect_analyze_data_refs): Call split_constant_offset to calculate
3161 base, offset and init relative to the outer-loop.
3163 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3164 BSI function argument with a new function argument - at_loop.
3165 Simplify the condition that determines STEP. Takes additional argument
3166 INV_P. Support outer-loop vectorization (handle the
3167 nested_in_vect_loop case), including zero step in the outer-loop. Call
3168 vect_create_addr_base_for_vector_ref with additional argument.
3169 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3170 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3171 Fixed and simplified calculation of step.
3172 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3173 of bsi, and with additional argument. Call bump_vector_ptr with
3174 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3175 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3176 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3177 when the realignment setup needs to take place inside the loop.
3178 Support the dr_explicit_realign scheme. Allow generating the optimized
3179 realignment scheme for outer-loop vectorization. Added documentation.
3180 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3181 the 'nested_in_vect_loop' case, including loads that are invariant in
3182 the outer-loop and the realignment schemes. Handle the case when the
3183 realignment setup needs to take place inside the loop. Call
3184 vect_setup_realignment with additional arguments. Call
3185 vect_create_data_ref_ptr with additional argument and with loop instead
3186 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3187 (vect_gen_niters_for_prolog_loop): Call
3188 vect_create_addr_base_for_vector_ref with additional arguments.
3189 (vect_create_cond_for_align_checks): Likewise.
3190 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3191 scheme: takes additional argument bump; argument ptr_incr is now
3192 optional; updated documentation.
3193 (vect_init_vector): Takes additional argument (bsi). Use it, if
3194 available, to insert the vector initialization.
3195 (get_initial_def_for_induction): Pass additional argument in call to
3197 (vect_get_vec_def_for_operand): Likewise.
3198 (vect_setup_realignment): Likewise.
3199 (vectorizable_load): Likewise.
3201 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3203 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3204 as argument instead of struct loop.
3205 (nested_in_vect_loop_p): New function.
3206 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3208 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3209 from other phis in the loop.
3210 (destroy_loop_vec_info): Add additional argument to declaration.
3212 * tree-vectorizer.c (supportable_widening_operation): Also check if
3213 nested_in_vect_loop_p (don't allow changing the order in this case).
3214 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3215 of struct loop. Call nested_in_vect_loop_p and don't require
3216 flag_unsafe_math_optimizations if it returns true.
3217 (new_stmt_vec_info): When setting def_type for phis differentiate
3218 loop-header phis from other phis.
3219 (bb_in_loop_p): New function.
3220 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3221 just update their loop_vinfo. Order of BB traversal now matters -
3222 call dfs_enumerate_from with bb_in_loop_p.
3223 (destroy_loop_vec_info): Takes additional argument to control whether
3224 stmt_vinfo of the loop stmts should be destroyed as well.
3225 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3226 reduction stmt to be defines by a non loop-header phi.
3227 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3229 * tree-vect-transform.c (vectorizable_reduction): Call
3230 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3231 (vectorizable_call): Likewise.
3232 (vectorizable_conversion): Likewise.
3233 (vectorizable_operation): Likewise.
3234 (vectorizable_type_promotion): Likewise.
3235 (vectorizable_type_demotion): Likewise.
3236 (vectorizable_store): Likewise.
3237 (vectorizable_live_operation): Likewise.
3238 (vectorizable_reduction): Likewise. Also pass loop_info to
3239 vect_is_simple_reduction instead of loop.
3240 (vect_init_vector): Call nested_in_vect_loop_p.
3241 (get_initial_def_for_reduction): Likewise.
3242 (vect_create_epilog_for_reduction): Likewise.
3243 (vect_init_vector): Check which loop to work with, in case there's an
3245 (get_initial_def_for_inducion): Extend to handle outer-loop
3246 vectorization. Fix indentation.
3247 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3248 In the case vect_induction_def get the vector def from the induction
3249 phi node, instead of calling get_initial_def_for_inducion.
3250 (get_initial_def_for_reduction): Extend to handle outer-loop
3252 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3254 (vect_transform_loop): Change assert to just skip this case. Add a
3256 (vect_finish_stmt_generation): Add a couple asserts.
3258 (vect_estimate_min_profitable_iters): Multiply
3259 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3261 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3262 this is an inner-loop reduction in outer-loop vectorization.
3264 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3265 Same code as what used to be vect_analyze_scalar_cycles, only with
3266 additional argument loop, and loop_info passed to
3267 vect_is_simple_reduction instead of loop.
3268 (vect_analyze_scalar_cycles): Code factored out into
3269 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3270 Updated documentation.
3271 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3272 outer-loop vectorization that are live or not used in the outerloop,
3273 cause this requires special handling.
3274 (vect_enhance_data_refs_alignment): Don't consider versioning for
3276 (vect_analyze_data_refs): Check that there are no datarefs in the
3278 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3279 and vect_used_in_outer_by_reduction cases.
3280 (process_use): Also consider the case of outer-loop stmt defining an
3281 inner-loop stmt and vice versa.
3282 (vect_analyze_loop_1): New function.
3283 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3284 loops. Call vect_analyze_loop_1.
3285 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3286 been vectorized. Call destroy_loop_vec_info with additional argument.
3288 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3289 in the inner-loop when doing outer-loop vectorization. Add
3290 documentation and printout.
3291 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3292 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3294 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3296 * tree-affine.h (print_aff): New prototype.
3297 (debug_aff): Likewise.
3298 * tree-affine.c (print_aff): New function.
3299 (debug_aff): Likewise.
3301 2007-08-18 Paul Brook <paul@codesourcery.com>
3302 Joseph Myers <joseph@codesourcery.com>
3304 * common.opt (-fdebug-prefix-map=): New option.
3305 * opts.c: Include debug.h.
3306 (common_handle_option): Handle -fdebug-prefix-map.
3307 * final.c: Include ggc.h.
3308 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3309 remap_debug_filename): New.
3310 * Makefile.in (final.o, opts.o): Update dependencies.
3311 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3312 * configure.ac: Check for assembler --debug-prefix-map support.
3313 * configure, config.in: Regenerate.
3314 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3315 (ASM_DEBUG_SPEC): Include ASM_MAP.
3316 * doc/install.texi (--with-debug-prefix-map): Document.
3317 * doc/invoke.texi (-fdebug-prefix-map): Document.
3318 * dbxout.c (dbxout_init, dbxout_start_source_file,
3319 dbxout_source_file): Call remap_debug_filename.
3320 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3321 dwarf2out_start_source_file, dwarf2out_finish): Call
3322 remap_debug_filename.
3323 (file_table_relative_p): Do not check d->emitted_number.
3324 * toplev.c (output_file_directive): Call remap_debug_filename.
3325 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3326 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3328 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3330 * loop-invariant.c (find_invariants_to_move): Add missing macro
3333 2007-08-17 Tom Tromey <tromey@redhat.com>
3335 * tree.h (struct tree_label_decl): Removed old "java" fields.
3337 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3338 Nigel Stephens <nigel@mips.com>
3340 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3341 Treat -mno-data-in-code and -mcode-xonly as aliases for
3342 -mcode-readable=no and -mcode-readable=pcrel respectively.
3343 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3344 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3345 (MULTILIB_DIRNAMES): Update accordingly.
3347 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3349 * Makefile.in (version.o): Depend on $(REVISION) only if
3350 REVISION_s is defined.
3352 2007-08-17 Sa Liu <saliu@de.ibm.com>
3353 Ulrich Weigand <uweigand@de.ibm.com>
3356 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3357 use build_qualified_type to retain qualifiers of the base type.
3359 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3361 * config/score/score.md : Update pattern tablejump.
3362 * config/score/score.c : Update score_initialize_trampoline
3364 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3365 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3366 * doc/contrib.texi: Add my entry.
3368 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3370 * Makefile.in (REVISION): New.
3373 (version.o): Also depend on $(REVISION). Add
3374 -DREVISION=$(REVISION_s).
3376 * version.c (version_string): Add REVISION.
3378 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3380 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3381 of GOTO that's relocated to a different block.
3383 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3385 * c-common.c (const_strip_array_types): New.
3386 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3387 (const_strip_array_types): New.
3388 * c-objc-common.c (c_disregard_inline_limits,
3389 c_warn_unused_global_decl): Constify.
3390 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3391 c_vla_type_p, c_incomplete_type_error): Likewise.
3392 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3393 * hooks.c (hook_bool_const_tree_false): New.
3394 * hooks.h (hook_bool_const_tree_false): Likewise.
3395 * langhooks-def.h (lhd_warn_unused_global_decl,
3396 lhd_incomplete_type_error, lhd_expr_size,
3397 lhd_tree_inlining_disregard_inline_limits,
3398 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3399 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3400 * langhooks.c (lhd_warn_unused_global_decl,
3401 lhd_incomplete_type_error,
3402 lhd_tree_inlining_disregard_inline_limits,
3403 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3404 lhd_expr_size): Likewise.
3405 * langhooks.h (lang_hooks_for_tree_inlining,
3406 lang_hooks_for_tree_dump, lang_hooks_for_types,
3407 lang_hooks_for_decls, lang_hooks): Likewise.
3408 * pointer-set.c (pointer_set_t, pointer_set_create,
3409 pointer_set_contains, insert_aux, pointer_set_insert,
3410 pointer_set_traverse, pointer_map_t, pointer_map_create,
3411 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3413 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3414 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3415 pointer_map_traverse): Likewise.
3416 * predict.c (assert_is_empty): Likewise.
3417 * tree-affine.c (free_name_expansion): Likewise.
3418 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3419 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3420 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3422 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3424 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3426 (destroy_loop_vec_info): Add call to VEC_free.
3427 * tree-vectorizer.h (may_alias_ddrs): Define.
3428 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3429 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3430 Change reporting to dump.
3431 (vect_is_duplicate_ddr): New.
3432 (vect_mark_for_runtime_alias_test): New.
3433 (vect_analyze_data_ref_dependences) Add call to
3434 vect_mark_for_runtime_alias_test.
3435 (vect_enhance_data_refs_alignment): Define local variable
3436 vect_versioning_for_alias_required, don't perform
3437 peeling for alignment if versioning for alias is
3439 (vect_enhance_data_refs_alignment): Use
3440 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3441 PARAM_VECT_MAX_VERSION_CHECKS.
3442 * tree-vect-transform.c
3443 (vect_create_cond_for_alias_checks): New.
3444 (vect_transform_loop): Add call to
3445 vect_create_cond_for_alias_checks.
3446 (vect_vfa_segment_size): New.
3447 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3449 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3450 * gcc/doc/invoke.texi
3451 (vect-max-version-for-alignment-checks): Document.
3452 (vect-max-version-for-alias-checks): Document.
3453 (vect-max-version-checks): Remove.
3455 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3457 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3458 the same line as the instruction for all asm dialects.
3459 (*rep_movsi): Ditto.
3460 (*rep_movsi_rex64): Ditto.
3461 (*rep_movqi): Ditto.
3462 (*rep_movqi_rex64): Ditto.
3463 (*rep_stosdi_rex64): Ditto.
3464 (*rep_stossi): Ditto.
3465 (*rep_stossi_rex64): Ditto.
3466 (*rep_stosqi): Ditto.
3467 (*rep_stosqi_rex64): Ditto.
3468 (*cmpstrnqi_nz_1): Ditto.
3469 (*cmpstrnqi_nz_rex_1): Ditto.
3470 (*cmpstrnqi_1): Ditto.
3471 (*cmpstrnqi_rex_1): Ditto.
3472 (*strlenqi_1): Ditto.
3473 (*strlenqi_rex_1): Ditto.
3474 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3475 prefix on the same line as the instruction for all asm dialects.
3476 (sync_double_compare_and_swap<mode>): Ditto.
3477 (*sync_double_compare_and_swapdi_pic): Ditto.
3478 (*sync_compare_and_swap_cc<mode>): Ditto.
3479 (sync_double_compare_and_swap_cc<mode>): Ditto.
3480 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3481 (sync_old_add<mode>): Ditto.
3482 (sync_add<mode>): Ditto.
3483 (sync_sub<mode>): Ditto.
3484 (sync_ior<mode>): Ditto.
3485 (sync_and<mode>): Ditto.
3486 (sync_xor<mode>): Ditto.
3488 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3491 * reload.c (find_reloads): Check that the memory returned by
3492 find_reloads_toplev was not the result of forcing a constant
3494 (find_reloads_toplev): Always use simplify_gen_subreg to get
3495 the subreg of a constant. If the result is also a constant,
3496 but not a legitimate one, force it into the constant pool
3497 and reload its address.
3499 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3501 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3504 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3506 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3507 directive for the current vector ABI.
3509 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3512 * caller-save.c (reg_save_code): Set invalide status on restore code.
3514 2007-08-15 Diego Novillo <dnovillo@google.com>
3516 * tree-ssa-alias.c (compute_memory_partitions): Use
3517 alias_bitmap_obstack to allocate bitmaps.
3518 (reset_alias_info): Factor out of init_alias_info.
3519 Mark all name tags not associated to an SSA name for renaming.
3520 (init_alias_info): Call it.
3521 (create_name_tags): Tidy. Add comments.
3522 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3524 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3526 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3527 scheduler dependencies.
3529 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3531 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3533 (*iorsi_1_zext): Likewise.
3534 (*iorsi_1_zext_imm): Likewise.
3535 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3536 with "rm"/"xm" constraint.
3537 (sse2_vmsqrtv2df2): Likewise.
3539 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3542 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3545 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3547 * tree-pass.h (PROP_pta): Removed.
3548 (TODO_rebuild_alias): New.
3549 (pass_may_alias): Removed.
3550 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3551 aliasing if we changed something.
3552 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3554 (pass_may_alias): Removed.
3555 (create_structure_vars): Return TODO_rebuild_alias.
3556 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3557 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3559 (tree_sra_early): We never affect aliasing right now.
3560 * tree-flow.h (compute_may_aliases): New prototype.
3561 * passes.c: Remove pass_may_alias from the passes.
3562 (execute_function_todo): Support TODO_rebuild_alias.
3564 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3566 * i386.c: (legitimize_address): Move dllimported variable check
3567 infront of legitimizing pic address of CONST symbols.
3569 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3571 PR tree-optimization/32941
3572 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3573 (goto_queue_cmp): Remove.
3574 (find_goto_replacement): Change search method.
3575 (maybe_record_in_goto_queue): Add assert.
3576 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3577 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3579 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3581 * alias.c (component_uses_parent_alias_set): Constify.
3582 * alias.h (component_uses_parent_alias_set): Likewise.
3583 * cfgrtl.c (print_rtl_with_bb): Likewise.
3584 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3585 mpz_get_double_int): Likewise.
3586 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3587 mpz_get_double_int): Likewise.
3588 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3589 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3591 * expr.h (safe_from_p): Likewise.
3592 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3594 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3595 zero_sized_type, goa_lhs_expr_p): Likewise.
3596 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3597 * rtl.h (print_rtl_with_bb): Likewise.
3598 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3599 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3600 * tree-flow-inline.h (bb_stmt_list): Constify.
3601 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3603 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3604 const_first_stmt, const_last_stmt): New.
3605 (block_may_fallthru, empty_block_p): Constify.
3606 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3607 EXPR_ONLY_BODY): New.
3608 (expr_first, expr_last, expr_only): Use macro for body.
3609 (const_expr_first, const_expr_last, const_expr_only): New.
3610 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3611 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3612 ctsi_prev, ctsi_stmt): New.
3613 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3614 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3615 * tree-ssa-loop-niter.c (loop_only_exit_p,
3616 derive_constant_upper_bound): Likewise.
3617 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3618 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3619 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3620 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3621 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3622 * tree.c (get_type_static_bounds): Likewise.
3623 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3624 (get_type_static_bounds): Constify.
3626 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3629 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3630 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3631 (*<addsub><mode>3_cc_overflow): New.
3632 (*add<mode>3_cconly_overflow): New.
3633 (*sub<mode>3_cconly_overflow): New.
3634 (*<addsub>si3_zext_cc_overflow): New.
3635 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3636 CCCmode for LTU, GTU, LEU and GEU.
3637 (ix86_comparison_operator): Likewise.
3638 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3639 * config/i386/i386.c (put_condition_code): Support CCCmode.
3640 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3641 or MINUS expressions.
3643 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3646 * c-typeck.c (build_binary_op): Disallow vector float types with
3647 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3649 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3651 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3652 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3653 (dep_def): New typedef.
3654 (init_dep_1, sd_debug_dep): Declare functions.
3655 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3656 (debug_dep_links): Remove.
3657 (struct _deps_list): New field 'n_links'.
3658 (DEPS_LIST_N_LINKS): New macro.
3659 (FOR_EACH_DEP_LINK): Remove.
3660 (create_deps_list, free_deps_list, delete_deps_list): Remove
3662 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3663 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3664 (copy_deps_list_change_con, move_dep_link): Ditto.
3665 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3666 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3668 (INSN_BACK_DEPS): Remove.
3669 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3671 (INSN_DEP_COUNT): Remove.
3672 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3673 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3674 Declare global variables.
3675 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3676 (add_forw_dep, compute_forward_dependences): Remove declarations.
3677 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3678 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3679 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3681 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3683 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3684 (sd_list_types_def): New typedef.
3685 (sd_next_list): Declare function.
3686 (struct _sd_iterator): New type.
3687 (sd_iterator_def): New typedef.
3688 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3690 (FOR_EACH_DEP): New cycle wrapper.
3691 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3693 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3694 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3697 * sched-deps.c (init_dep_1): Make global.
3698 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3700 (dump_dep): New static function.
3701 (dump_dep_flags): New static variable.
3702 (sd_debug_dep): New function.
3703 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3705 (move_dep_link): Use remove_from_deps_list (), instead of
3707 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3708 (dep_link_is_detached_p): New static function.
3709 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3711 (dn_pool, dl_pool): New alloc_pools.
3712 (dn_pool_diff, dl_pool_diff): New static variables.
3713 (create_dep_node, delete_dep_node): New static function.
3714 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3715 (deps_list_empty_p): Make it static. Use 'n_links' field.
3716 (deps_pools_are_empty_p): New static function.
3717 (alloc_deps_list, delete_deps_list): Remove.
3718 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3719 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3720 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3721 (forward_dependency_cache): Remove.
3722 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3723 'back' from the names. Change signature to use dep_t instead of
3725 (add_back_dep): Ditto. Make global.
3726 (check_dep_status): Rename to check_dep ().
3727 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3729 (sd_finish_insn): Ditto.
3730 (sd_find_dep_between_no_cache): New static function.
3731 (sd_find_dep_between): New function.
3732 (ask_dependency_caches, set_dependency_caches): New static functions.
3733 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3734 (add_or_update_dep_1): Separate pieces of functionality into
3735 ask_dependency_caches (), update_dependency_caches (),
3736 change_spec_dep_to_hard (), update_dep ().
3737 (get_back_and_forw_lists): New static function.
3738 (sd_add_dep): Separate setting of dependency caches into
3739 set_dependency_caches ().
3740 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3742 (sd_delete_dep): Ditto.
3743 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3744 (dump_lists): New static function.
3745 (sd_debug_lists): New debug function.
3746 (delete_all_dependences, fixup_sched_groups): Update to use
3747 sd_* infrastructure.
3748 (sched_analyze_2): Create data-speculative dependency only if
3749 data-speculation is enabled.
3750 (sched_analyze_insn): If insn cannot be speculative, make all its
3751 dependencies non-speculative.
3752 (sched_analyze): Use sd_init_insn ().
3753 (add_forw_dep, compute_forward_dependencies): Remove.
3754 (delete_dep_nodes_in_back_deps): New static function.
3755 (sched_free_deps): New function.
3756 (init_dependency_caches): Init alloc_pools.
3757 (extend_depedency_caches): Update after removing of
3758 forward_dependency_cache.
3759 (free_dependency_caches): Ditto. Free alloc_pools.
3760 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3761 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3763 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3764 (add_dependence): Use init_dep ().
3765 (get_dep_weak_1): New static function.
3766 (get_dep_weak): Move logic to get_dep_weak_1 ().
3767 (dump_ds): New static function moved from haifa-sched.c:
3768 debug_spec_status ().
3769 (debug_ds): New debug function.
3770 (check_dep_status): Rename to check_dep (). Update to check whole
3773 * haifa-sched.c (spec_info): Make global.
3774 (added_recovery_block_p): Rename to
3775 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3776 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3777 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3778 to use new interfaces.
3779 (ok_for_early_queue_removal): Ditto.
3780 (schedule_block): Initialize logical uids of insns emitted by the
3782 (sched_init): Initialize new variable.
3783 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3785 (extend_global): Initialize insn data.
3786 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3787 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3789 (add_to_speculative_block): Update to use new interfaces.
3790 (create_recovery_block): Set new variables.
3791 (create_check_block_twin, fix_recovery_deps): Update to use new
3793 (sched_insn_is_legitimate_for_speculation_p): New function.
3794 (speculate_insn): Move checking logic to
3795 sched_insn_is_legitimate_for_speculation_p ().
3796 (sched_remove_insn): Finalize sched-deps information of instruction.
3797 (clear_priorities, add_jump_dependencies): Update to use new
3799 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3801 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3802 to use new interfaces.
3803 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3804 (new_ready): Try to use control speculation only if it is available.
3805 (add_branch_dependences): Update to use new interfaces.
3806 (compute_block_backward_dependences): Rename to
3807 compute_block_dependences (). Call
3808 targetm.sched.dependencies_evaluation_hook ().
3809 (free_block_dependencies): New static function.
3810 (debug_dependencies): Update to use new interfaces.
3811 (schedule_region): Remove separate computation of forward dependencies.
3812 Move call of targetm.sched.dependencies_evaluation_hook () to
3813 compute_block_dependences (). Free dependencies at the end of
3814 scheduling the region.
3816 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3818 (add_deps_for_risky_insns): Ditto.
3819 (schedule_ebb): Remove separate computation of forward dependencies.
3820 Free dependencies at the end of scheduling the ebb.
3822 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3823 (build_intra_loop_deps): Ditto. Remove separate computation of
3824 forward dependencies. Free sched-deps dependencies.
3826 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3827 to use new interfaces.
3828 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3830 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3832 (is_costly_group): Ditto.
3834 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3836 * alias.c (rtx_equal_for_memref_p): Constify.
3837 * basic-block.h (const_edge, const_basic_block): New.
3838 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3839 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3840 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3841 probably_never_executed_bb_p, edge_probability_reliable_p,
3842 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3843 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3845 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3846 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3848 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3849 flow_nodes_print, dfs_enumerate_from): Likewise.
3850 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3851 control_flow_insn_p, count_basic_blocks): Likewise.
3852 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3853 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3854 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3855 average_num_loop_insns, loop_exit_edge_p,
3856 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3857 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3858 average_num_loop_insns, seq_cost): Likewise.
3859 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3860 * dominance.c (dominated_by_p): Likewise.
3861 * emit-rtl.c (validate_subreg): Likewise.
3862 * except.c (can_throw_internal, can_throw_external): Likewise.
3863 * except.h (can_throw_internal, can_throw_external): Likewise.
3864 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3865 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3866 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3867 simple_mem, store_ops_ok, load_kills_store, find_loads,
3868 store_killed_in_insn, store_killed_after, store_killed_before,
3869 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3871 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3872 noce_mem_write_may_trap_or_fault_p): Likewise.
3873 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3875 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3877 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3878 probably_cold_bb_p, probably_never_executed_bb_p,
3879 edge_probability_reliable_p, br_prob_note_reliable_p,
3880 can_predict_insn_p): Likewise.
3881 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3882 * resource.c (return_insn_p): Likewise.
3883 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3885 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3886 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3887 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3888 verify_gimple_modify_stmt): Likewise.
3889 * tree-chrec.c (is_not_constant_evolution,
3890 is_multivariate_chrec_rec, is_multivariate_chrec,
3891 chrec_contains_symbols, chrec_contains_undetermined,
3892 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3893 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3894 eq_evolutions_p, scev_direction): Likewise.
3895 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3896 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3897 chrec_contains_symbols_defined_in_loop,
3898 chrec_contains_undetermined, tree_contains_chrecs,
3899 evolution_function_is_affine_multivariate_p,
3900 evolution_function_is_univariate_p, chrec_zerop,
3901 evolution_function_is_constant_p, evolution_function_is_affine_p,
3902 evolution_function_is_affine_or_constant_p,
3903 tree_does_not_contain_chrecs, chrec_type): Likewise.
3904 * tree-data-ref.c (tree_fold_divides_p,
3905 object_address_invariant_in_loop_p, dr_may_alias_p,
3906 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3907 same_access_functions, constant_access_functions,
3908 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3910 * tree-flow.h (scev_direction): Likewise.
3911 * tree-gimple.c (is_gimple_stmt): Likewise.
3912 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3914 * tree-pretty-print.c (op_prio): Likewise.
3915 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3916 analyzable_condition, backedge_phi_arg_p): Likewise.
3917 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3918 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3919 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3922 2007-08-13 Dan Hipschman <dsh@google.com>
3925 * c-format.c (check_format_arg): Move check for zero-length
3926 format strings below the check for unterminated strings.
3928 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3931 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3934 2007-08-13 Nick Clifton <nickc@redhat.com>
3936 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3938 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3941 * c-format.c (gcc_gfc_length_specs): New array.
3942 (gcc_gfc_char_table): Add unsigned specifier, and references to
3943 the l length modifier.
3944 (format_types_orig): Use the new gcc_gfc_length_specs.
3946 2007-08-12 Sa Liu <saliu@de.ibm.com>
3948 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3949 and with REG_RETVAL note after split.
3951 2007-08-11 David Daney <ddaney@avtrex.com>
3953 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3954 as ATTRIBUTE_UNUSED.
3956 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3957 Segher Boessenkool <segher@kernel.crashing.org>
3959 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3960 HAVE_LOCAL_CPU_DETECT not defined.
3962 2007-08-11 Jan Hubicka <jh@suse.cz>
3964 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3965 (cgraph_process_new_functions): Honor previous value of
3966 disregard_inline_limits.
3967 * ipa-inline.c (compute_inline_parameters): Likewise.
3969 2007-08-11 Ian Lance Taylor <iant@google.com>
3971 * alias.h (alias_set_type): Define new type.
3972 (ALIAS_SET_MEMORY_BARRIER): Use it.
3973 * rtl.h: Include alias.h.
3974 (struct mem_attrs): Use alias_set_type.
3975 * tree.h: Include alias.h
3976 (struct tree_type): Use alias_set_type.
3977 (struct tree_struct_field_tag): Likewise.
3978 (struct tree_decl_common): Likewise.
3979 * alias.c (struct alias_set_entry): Use alias_set_type.
3980 (get_alias_set_entry, alias_set_subset_of): Likewise.
3981 (alias_sets_conflict_p): Likewise.
3982 (alias_sets_must_conflict_p): Likewise.
3983 (objects_must_conflict_p): Likewise.
3984 (get_alias_set, new_alias_set): Likewise.
3985 (record_alias_subset, record_component_aliases): Likewise.
3986 (varargs_set, frame_set): Change to alias_set_type.
3987 (get_varargs_alias_set): Use alias_set_type.
3988 (get_frame_alias_set): Likewise.
3989 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3990 * dse.c (struct store_info): Use alias_set_type.
3991 (struct read_info, struct clear_alias_mode_holder): Likewise.
3992 (clear_alias_set_lookup, canon_address): Likewise.
3993 (record_store, check_mem_read_rtx): Likewise.
3994 (dse_record_singleton_alias_set): Likewise.
3995 (dse_invalidate_singleton_alias_set): Likewise.
3996 * emit-rtl.c (get_mem_attrs): Likewise.
3997 (set_mem_attributes_minus_bitpos): Likewise.
3998 (set_mem_alias_set): Likewise.
3999 * expr.c (store_constructor_field, store_field): Likewise.
4000 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4001 * langhooks.c (lhd_get_alias_set): Likewise.
4002 * langhooks-def.h (lhd_get_alias_set): Likewise.
4003 * reload1.c (alter_reg): Likewise.
4004 * tree-flow.h (struct fieldoff): Likewise.
4005 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4006 (may_alias_p, get_smt_for, create_sft): Likewise.
4007 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4008 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4009 (merge_smts_into): Likewise.
4010 * varasm.c (const_alias_set): Likewise.
4011 * c-common.c (strict_aliasing_warning): Likewise.
4012 (c_common_get_alias_set): Likewise.
4013 * dse.h (dse_record_singleton_alias_set): Update declaration.
4014 (dse_invalidate_singleton_alias_set): Likewise.
4015 * emit-rtl.h (set_mem_alias_set): Likewise.
4016 * c-common.h (c_common_get_alias_set): Likewise.
4017 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4018 * print-tree.c (print_node): Likewise.
4019 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4021 (alpha_setup_incoming_varargs): Use alias_set_type.
4022 * config/i386/i386.c (setup_incoming_varargs_64): Use
4024 (setup_incoming_varargs_ms_64): Likewise.
4025 (ix86_GOT_alias_set): Likewise.
4026 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4027 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4028 (set): Change to alias_set_type.
4029 (get_TOC_alias_set): Use alias_set_type.
4030 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4032 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4033 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4035 (struct_value_alias_set): Likewise.
4036 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4038 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4040 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4041 * config/vxworks.h (TARGET_VXWORKS): Override.
4042 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4043 "mips" if TARGET_VXWORKS.
4045 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4047 * calls.c (avoid_likely_spilled_reg): New function.
4048 (expand_call): Use it.
4050 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4052 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4054 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4056 * config/mips/predicates.md (const_call_insn_operand): Invoke
4057 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4059 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4062 * config/rs6000/driver-rs6000.c: Include link.h.
4063 Use ElfW instead of wordsize-specif typedef.
4065 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4067 * system.h (CONST_CAST): New.
4068 * c-decl.c (c_make_fname_decl): Use it.
4069 * c-lex.c (cb_ident, lex_string): Likewise.
4070 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4071 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4072 give_switch, set_multilib_dir): Likewise.
4073 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4074 * passes.c (execute_one_pass): Likewise.
4075 * prefix.c (update_path): Likewise.
4076 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4077 * tree.c (build_string): Likewise.
4079 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4081 * tree-flow-inline.h (is_exec_stmt): Remove.
4082 (is_label_stmt): Remove.
4083 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4086 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4088 * lower-subreg.c (resolve_shift_zext): Don't adjust
4089 src_reg_num for wordmode operands.
4091 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4092 David Ung <davidu@mips.com>
4094 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4095 (TARGET_SCHED_REORDER2): Define.
4096 (mips_maybe_swap_ready): New.
4097 (mips_last_74k_agen_insn): New.
4098 (mips_74k_agen_init): New.
4099 (mips_74k_agen_reorder): New function to group loads and stores
4101 (mips_sched_init): New.
4102 (mips_sched_reorder): Don't do initialization here. Call
4103 mips_74k_agen_reorder.
4104 (mips_variable_issue): Call mips_74k_agen_init.
4106 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4108 * tree-flow-inline.h (get_filename): Remove.
4110 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4112 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4114 (mips_fetch_insns): Delete in favor of...
4115 (mips_load_store_insns): ...this new function.
4116 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4117 to say whether multiword moves _might_ be split.
4118 (mips_fetch_insns): Delete in favor of...
4119 (mips_load_store_insns): ...this new function.
4120 (mips_rtx_costs): Update the call to mips_address_insns.
4121 (mips_address_cost): Likewise.
4122 * config/mips/mips.md (length): Use mips_load_store_insns instead
4123 of mips_fetch_insns.
4124 * config/mips/constraints.md (R): Use mips_address_insns rather
4125 than mips_fetch_insns. Assume that the move never needs to be split.
4127 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4129 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4130 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4131 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4132 * config/mips/mips.h (mips16_hard_float): Delete.
4133 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4134 definitions, and replace with....
4135 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4136 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4137 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4138 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4139 (override_options): Replace MASK_SOFT_FLOAT references with
4140 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4141 and mips16_hard_float when TARGET_MIPS16.
4143 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4146 * c-typeck.c (build_binary_op): Check for non pointer types before
4147 calling int_fits_type_p.
4149 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4152 * fold-const.c (omit_one_operand): Return only the ommitted expression
4153 if the result is an empty statement.
4154 (pedantic_omit_one_operand): Likewise.
4156 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4158 * c-typeck.c (readonly_error): Improve error for assignment.
4160 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4162 (pp_c_expression): Ditto.
4164 2007-08-09 Simon Baldwin <simonb@google.com>
4166 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4167 break that was preventing simplify_associative_operation() for xor.
4169 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4170 Nigel Stephens <nigel@mips.com>
4172 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4173 Document change in interpretation of value from boolean to
4175 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4176 ffs and ctz using clz.
4177 (expand_unop): Call them.
4178 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4180 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4181 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4182 enable the new ffs expansion on this target.
4184 2007-08-09 Jan Hubicka <jh@suse.cz>
4186 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4187 (expand_ternary_op): Likewise.
4188 (expand_vec_shift_expr): Likewise.
4189 (expand_binop_directly): Likewise.
4190 (expand_binop): Likewise.
4191 (sign_expand_binop): Likewise.
4192 (expand_twoval_unop): Likewise.
4193 (expand_twoval_binop): Likewise.
4194 (expand_twoval_binop_libfunc): Likewise.
4195 (widen_clz): Likewise.
4196 (widen_bswap): Likewise.
4197 (expand_parity): Likewise.
4198 (expand_unop): Likewise.
4199 (expand_abs_nojump): Likewise.
4200 (expand_copysign): Likewise.
4201 (emit_no_conflict_block): Likewise.
4202 (emit_libcall_block): Likewise.
4203 (can_compare_p): Likewise.
4204 (prepare_cmp_insn): Likewise.
4205 (emit_cmp_and_jump_insn_1): Likewise.
4206 (prepare_float_lib_cmp): Likewise.
4207 (emit_conditional_add): Likewise.
4208 (gen_add2_insn): Likewise.
4209 (have_add2_insn): Likewise.
4210 (gen_sub2_insn): Likewise.
4211 (have_sub2_insn): Likewise.
4212 (can_extend_p): Likewise.
4213 (can_fix_p): Likewise.
4214 (can_float_p): Likewise.
4215 (expand_float): Likewise.
4216 (expand_fix): Likewise.
4217 (expand_sfix_optab): Likewise.
4218 (new_optab): Likewise.
4219 (new_convert_optab): Likewise.
4220 (init_libfuncs): Likewise.
4221 (init_interclass_conv_libfuncs): Likewise.
4222 (init_intraclass_conv_libfuncs): Likewise.
4223 (set_conv_libfunc): Likewise.
4224 (init_optabs): Likewise.
4225 (debug_optab_libfuncs): Likewise.
4226 (gen_cond_trap): Likewise.
4227 * optabs.h (optab_handler, convert_optab_hanlder): New.
4228 * genopinit.c: Update optabs generation table.
4229 * reload.c (find_reloads_address_1): Use optabs accestors.
4230 * builtins.c (expand_builtin_mathfn): Likewise.
4231 (expand_builtin_mathfn_2): Likewise.
4232 (expand_builtin_mathfn_3): Likewise.
4233 (expand_builtin_interclass_mathfn): Likewise.
4234 (expand_builtin_sincos): Likewise.
4235 (expand_builtin_cexpi): Likewise.
4236 (expand_builtin_powi): Likewise.
4237 (expand_builtin_strlen): Likewise.
4238 * dojump.c (do_jump): Likewise.
4239 * expr.c (convert_move): Likewise.
4240 (move_by_pieces): Likewise.
4241 (move_by_pieces_ninsns): Likewise.
4242 (can_store_by_pieces): Likewise.
4243 (store_by_pieces_1): Likewise.
4244 (emit_move_via_integer): Likewise.
4245 (emit_move_complex): Likewise.
4246 (emit_move_ccmode): Likewise.
4247 (emit_move_insn_1): Likewise.
4248 (emit_single_push_insn): Likewise.
4249 (store_constructor): Likewise.
4250 (expand_expr_real_1): Likewise.
4251 (do_store_flag): Likewise.
4252 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4253 (enumerate_modes): Likewise.
4254 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4255 (supportable_widening_operation): Likewise.
4256 (supportable_narrowing_operation): Likewise.
4257 * expmed.c (store_bit_field_1): Likewise.
4258 (extract_bit_field_1): Likewise.
4259 (expand_mult_highpart_optab): Likewise.
4260 (expand_smod_pow2): Likewise.
4261 (expand_divmod): Likewise.
4262 (emit_store_flag): Likewise.
4263 * tree-vect-patterns.c
4264 (vect_pattern_recog_1): Likewise.
4265 * tree-ssa-loop-prefetch.c
4266 (nontemporal_store_p): Likewise.
4267 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4268 (vect_create_epilog_for_reduction): Likewise.
4269 (vectorizable_reduction): Likewise.
4270 (vectorizable_operation): Likewise.
4271 (vect_strided_store_supported): Likewise.
4272 (vectorizable_store): Likewise.
4273 (vect_strided_load_supported): Likewise.
4274 (vectorizable_load): Likewise.
4275 * combine.c (simplify_comparison): Likewise.
4276 * tree-vect-generic.c
4277 (type_for_widest_vector_mode): Likewise.
4278 (expand_vector_operations_1): Likewise.
4279 * config/spu/spu.c (spu_expand_mov): Likewise.
4280 (spu_emit_vector_compare): Likewise.
4281 * config/rs6000/rs6000.c
4282 (rs6000_emit_vector_compare): Likewise.
4283 * stmt.c (add_case_node): Likewise.
4284 * reload1.c (gen_reload):
4286 2007-08-09 Michael Matz <matz@suse.de>
4288 * tree.h (fixed_zerop): Declare as taking a const_tree.
4289 * tree.c (fixed_zerop): Take a const_tree.
4291 2007-08-09 Ira Rosen <irar@il.ibm.com>
4293 * tree-vect-transform.c (vectorizable_store): Remove call to
4294 copy_virtual_operands() and call mark_symbols_for_renaming() for
4295 the created vector store.
4296 (vect_setup_realignment): Don't call copy_virtual_operands() and
4297 update_vuses_to_preheader().
4298 (vectorizable_load): Don't call copy_virtual_operands().
4299 (update_vuses_to_preheader): Remove.
4301 2007-08-08 Chao-ying Fu <fu@mips.com>
4303 * tree.def (FIXED_POINT_TYPE): New type.
4304 (FIXED_CST): New constant.
4305 (FIXED_CONVERT_EXPR): New expr.
4306 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4307 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4308 * tree.h (struct tree_base): Add saturating_flag.
4309 Remove one bit of spare for saturating_flag.
4310 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4311 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4312 FIXED_POINT_TYPE_P): Define.
4313 (TYPE_SATURATING): Define.
4314 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4315 (struct tree_fixed_cst): New.
4316 (TYPE_IBIT, TYPE_FBIT): Define.
4317 (tree_node): Add fixed_cst.
4318 (enum tree_index): Add new enumeration values of
4319 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4320 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4321 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4322 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4323 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4324 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4325 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4326 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4327 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4328 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4329 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4330 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4331 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4332 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4333 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4334 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4335 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4336 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4337 (sat_short_fract_type_node, sat_fract_type_node,
4338 sat_long_fract_type_node, sat_long_long_fract_type_node,
4339 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4340 sat_unsigned_long_fract_type_node,
4341 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4342 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4343 unsigned_short_fract_type_node, unsigned_fract_type_node,
4344 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4345 sat_short_accum_type_node, sat_accum_type_node,
4346 sat_long_accum_type_node, sat_long_long_accum_type_node,
4347 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4348 sat_unsigned_long_accum_type_node,
4349 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4350 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4351 unsigned_short_accum_type_node, unsigned_accum_type_node,
4352 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4353 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4354 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4355 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4356 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4357 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4358 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4359 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4360 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4361 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4362 sat_uda_type_node, sat_uta_type_node): New macro.
4363 (make_fract_type, make_accum_type): Declare.
4364 (make_signed_fract_type, make_unsigned_fract_type,
4365 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4366 make_signed_accum_type, make_unsigned_accum_type,
4367 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4368 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4369 make_or_reuse_sat_signed_fract_type,
4370 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4371 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4372 make_or_reuse_sat_unsigned_accum_type): New macro.
4373 (fixed_zerop): Declare.
4374 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4375 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4376 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4377 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4378 * treestruct.def: Add TS_FIXED_CST.
4379 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4381 (tree-dump.o): Likewise.
4382 (print-tree.o): Likewise.
4383 (tree-pretty-print.o): Likewise.
4384 (fold-const.o): Likewise.
4385 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4386 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4387 (is_gimple_min_invariant): Handle FIXED_CST.
4388 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4389 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4390 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4391 (layout_type): Handle FIXED_POINT_TYPE.
4392 (make_fract_type, make_accum_type): New functions.
4393 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4394 * tree-dump.c (fixed-value.h): New include.
4395 (dump_fixed): New function.
4396 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4397 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4398 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4399 * tree-pretty-print.c (fixed-value.h): New include.
4400 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4402 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4403 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4404 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4405 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4406 for non-saturating fixed-point types.
4407 (reassociate_bb): Likewise.
4408 * emit-rtl.c (fixed-value.h): New include.
4409 (fconst0, fconst1): New array.
4410 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4411 * tree-vect-generic.c expand_vector_operation): Support
4412 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4414 (type_for_widest_vector_mode): Add one parameter for the
4416 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4418 Pass the satp parameter to type_for_mode for fixed-point types.
4419 (expand_vector_operations_1): Pass the saturating flag to
4420 type_for_widest_vector_mode.
4421 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4422 and MODE_VECTOR_UACCUM.
4423 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4424 (vectorizable_condition): Likewise.
4425 * tree.c (fixed-value.h): New include.
4426 (tree_code_size): Support FIXED_CST.
4427 (build_fixed): New function.
4428 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4429 (fixed_zerop): New function.
4430 (tree_node_structure): Support FIXED_CST.
4431 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4432 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4433 (type_hash_eq): Handle FIXED_POINT_TYPE.
4434 (simple_cst_equal): Support FIXED_CST.
4435 (iterative_hash_expr): Handle FIXED_CST.
4436 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4437 (get_narrower): Likewise.
4438 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4439 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4440 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4441 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4443 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4444 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4445 (initializer_zerop): Support FIXED_CST.
4446 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4447 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4448 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4449 (is_base_type): Handle FIXED_POINT_TYPE.
4450 (add_type_attribute): Handle FIXED_POINT_TYPE.
4451 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4452 * print-tree.c (fixed-value.h): New include.
4453 (print_node_brief): Support FIXED_CST.
4454 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4455 * c-pretty-print.c (fixed-value.h): New include.
4456 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4457 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4458 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4459 Support fixed-point types for inner items in VECTOR_TYPE.
4460 (pp_c_direct_declarator): Likewise.
4461 (pp_c_declarator): Likewise.
4462 (pp_c_fixed_constant): New function.
4463 (pp_c_constant): Handle FIXED_CST.
4464 (pp_c_primary_expression): Likewise.
4465 (pp_c_expression): Likewise.
4466 * fold-const.c (fixed-value.h): New include.
4467 (negate_expr_p): Return true for FIXED_CST.
4468 (fold_negate_expr): Support FIXED_CST.
4469 (split_tree): Support FIXED_CST.
4470 (const_binop): Support FIXED_CST.
4471 (fold_convert_const_int_from_fixed): New function to convert from
4473 (fold_convert_const_real_from_fixed): New function to convert from
4475 (fold_convert_const_fixed_from_fixed): New function to convert from
4476 fixed to another fixed.
4477 (fold_convert_const_fixed_from_int): New function to convert from
4479 (fold_convert_const_fixed_from_real): New function to convert from
4481 (fold_convert_const): Support conversions from fixed to int, from
4482 fixed to real, from fixed to fixed, from int to fixed, and from real
4484 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4485 (operand_equal_p): Support FIXED_CST.
4486 (make_range): For fixed-point modes, we need to pass the
4487 saturating flag as the 2nd parameter.
4488 (tree_swap_operands_p): Handle FIXED_CST.
4489 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4491 (fold_unary): Support FIXED_CONVERT_EXPR.
4492 (fold_binary): Handle FIXED_CST.
4493 Make sure the type is not saturating, before associating operations.
4494 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4495 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4496 (fold_negate_const): Support FIXED_CST.
4497 (fold_relational_const): Support FIXED_CST.
4498 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4499 (gimplify_expr): Handle FIXED_CST.
4500 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4501 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4502 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4503 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4504 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4505 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4506 LONG_LONG_ACCUM_TYPE_SIZE.
4507 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4508 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4509 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4510 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4511 MODE_ACCUM, and MODE_UACCUM.
4512 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4513 fixed-point types to disable reduction.
4514 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4516 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4518 * config/rs6000/x-rs6000: New file.
4519 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4520 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4521 (EXTRA_SPEC_FUNCTIONS): Define.
4522 (HAVE_LOCAL_CPU_DETECT): Define.
4523 (CC1_CPU_SPEC): Define.
4524 * config/rs6000/driver-rs6000.c: New file.
4525 * config/rs6000/aix.h (CC1_SPEC): Define.
4526 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4527 * config.host: Add x-rs6000 to host_xmake_file if host and target
4528 are rs6000 or powerpc.
4530 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4532 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4534 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4535 Sandra Loosemore <sandra@codesourcery.com>
4536 Chao-ying Fu <fu@mips.com>
4537 Nigel Stephens <nigel@mips.com>
4538 David Ung <davidu@mips.com>
4540 * doc/invoke.texi (-mcode-readable): Document.
4541 * config/mips/mips.opt (mcode-readable): New option.
4542 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4543 * config/mips/mips.h (mips_code_readable_setting): New enum.
4544 (mips_code_readable): Declare.
4545 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4546 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4547 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4548 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4549 boiler-plate comments.
4550 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4551 * config/mips/mips.c (mips_code_readable): New variable.
4552 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4553 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4554 context and -mcode-readable setting to restrict the use of
4555 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4556 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4557 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4558 (mips_blocks_for_constant_p): Only return false for
4559 TARGET_MIPS16_PCREL_LOADS.
4560 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4561 for MIPS16. Handle SYMBOL_32_HIGH.
4562 (mips_const_insns): Allow HIGHs for MIPS16 too.
4563 (mips_unspec_address_offset): New function, split out from...
4564 (mips_unspec_address): ...here.
4565 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4566 16-bit symbolic constants. Assert approropiate conditions for
4567 using the "la" and "dla" macros.
4568 (mips_handle_option): Handle -mcode-readable=.
4569 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4570 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4571 (mips_strip_unspec_address): New function, split out from...
4572 (print_operand_reloc): ...here.
4573 (print_operand): Pass constants through mips_strip_unspec_address.
4574 (print_operand_address): Likewise.
4575 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4576 (mips_select_rtx_section): Remove MIPS16 handling.
4577 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4578 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4579 (mips16_lay_out_constants): Do nothing unless
4580 TARGET_MIPS16_PCREL_LOADS.
4581 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4582 * config/mips/mips.md: Split HIGHs for MIPS16.
4583 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4585 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4587 * config/mips/mips-protos.h (mips_emit_move): Declare.
4588 * config/mips/mips.c (mips_emit_move): New function.
4589 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4590 (mips_legitimize_const_move): Likewise.
4591 (mips_legitimize_move): Likewise.
4592 (mips_split_64bit_move): Likewise.
4593 (mips_restore_gp): Likewise.
4594 (mips_load_call_address): Likewise.
4595 (mips_emit_fcc_reload): Likewise.
4596 (mips_set_return_address): Likewise.
4597 (mips_block_move_straight): Likewise.
4598 (mips_block_move_loop): Likewise.
4599 (mips_setup_incoming_varargs): Likewise.
4600 (mips_save_reg): Likewise.
4601 (mips_expand_prologue): Likewise.
4602 (mips_restore_reg): Likewise.
4603 (mips_expand_epilogue): Likewise.
4604 (mips_output_mi_thunk): Likewise.
4605 (build_mips16_call_stub): Likewise.
4606 (mips_builtin_branch_and_move): Likewise.
4607 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4608 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4609 (fixuns_truncdfdi2): Likewise.
4610 (fixuns_truncsfsi2): Likewise.
4611 (fixuns_truncsfdi2): Likewise.
4612 (loadgp_absolute): Likewise.
4613 (builtin_setjmp_setup): Likewise.
4614 (builtin_longjmp): Likewise.
4615 (untyped_call): Likewise.
4617 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4619 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4620 an "rtx *" argument. Return a bool.
4621 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4622 values and return true if they can be split. Take the same kind of
4623 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4624 and store the lo_sum there if nonnull. Use the symbol type to
4625 determine whether a $gp or HIGH is needed.
4626 (mips_legitimize_address): Update call to mips_split_symbol and
4627 simplify accordingly.
4628 (mips_legitimize_const_move): Likewise.
4629 * config/mips/mips.md: In the combine define_split,
4630 check mips_split_symbol instead of splittable_symbolic_operand.
4631 Update use of mips_split_symbol in the generator code.
4632 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4634 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4636 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4637 (mips_symbol_insns_1): New function, split out from...
4638 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4639 and stores separately from load addresses.
4640 (mips_classify_address): Replace uses of mips_symbolic_address_p
4641 with uses of mips_symbol_insns.
4642 (mips_address_insns): Update calls to mips_symbol_insns.
4643 (mips_const_insns): Likewise.
4644 (mips_legitimize_address): Likewise.
4646 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4648 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4649 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4650 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4651 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4652 non-call contexts if TARGET_MIPS16.
4653 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4654 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4655 code for SYMBOL_ABSOLUTE.
4656 (mips_symbol_insns): Likewise.
4658 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4660 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4661 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4662 (mips_symbolic_constant_p): Likewise. Update the call to
4663 mips_classify_symbol.
4664 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4665 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4666 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4667 (print_operand_reloc): Add a context argument. Update the call to
4668 mips_symbolic_constant_p.
4669 (print_operand): Update the calls to print_operand_reloc.
4670 (print_operand_address): Use print_operand_reloc rather than
4672 (mips_rewrite_small_data_p): Add a context argument. Update the call
4673 to mips_symbolic_constant_p.
4674 (mips_small_data_pattern_1): Make DATA the containing mem.
4675 Update the call to mips_rewrite_small_data_p.
4676 (mips_rewrite_small_data_1): Likewise.
4677 (mips_use_anchors_for_symbol_p): Update the call to
4678 mips_symbolic_constant_p.
4679 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4680 (splittable_symbolic_operand): Likewise.
4681 (move_operand): Likewise.
4682 (absolute_symbolic_operand): Likewise.
4683 (got_disp_operand): Likewise.
4684 (got_page_ofst_operand): Likewise.
4686 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4688 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4689 (SYMBOL_ABSOLUTE): ...this.
4690 (SYMBOL_SMALL_DATA): Rename to...
4691 (SYMBOL_GP_RELATIVE): ...this.
4692 (SYMBOL_CONSTANT_POOL): Rename to...
4693 (SYMBOL_PC_RELATIVE): ...this.
4694 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4695 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4696 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4697 after above changes.
4698 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4699 (general_symbolic_operand): Rename to...
4700 (absolute_symbolic_operand): ...this.
4701 * config/mips/mips.md: Update after above changes.
4703 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4704 Revital Eres <eres@il.ibm.com>
4706 * ddg.c (print_ddg): Add dump information.
4707 * modulo-sched.c (print_node_sched_params): Add parameter and
4709 (calculate_maxii): Remove function.
4710 (undo_generate_reg_moves): Likewise.
4711 (undo_permute_partial_schedule): Likewise.
4712 (kernel_number_of_cycles): Likewise.
4713 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4714 (sms_schedule): Use it. Remove profitability checks.
4715 (sms_schedule_by_order): Fix order of nodes within the cycle.
4717 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4719 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4720 -profile option, add pie support.
4721 (ENDFILE_SPEC): New spec.
4722 * config/gnu.h (LIB_SPEC): Add -profile option.
4724 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4726 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4727 * config/gnu.h (LIB_SPEC): Likewise.
4729 2007-08-07 Yaz Saito <saito@google.com>
4730 Ian Lance Taylor <iant@google.com>
4732 * common.opt (finstrument-functions-exclude-function-list): New
4734 (finstrument-functions-exclude-file-list): New option.
4735 * opts.c (char_p): Define and DEF_VEC.
4736 (flag_instrument_functions_exclude_functions): New static
4738 (flag_instrument_functions_exclude_files): New static variable.
4739 (add_instrument_functions_exclude_list): New static function.
4740 (flag_instrument_functions_exclude_p): New function.
4741 (common_handle_option): Handle new options.
4742 * flags.h (flag_instrument_functions_exclude_p): Declare.
4743 * gimplify.c (gimplify_function_tree): Call
4744 flag_instrument_functions_exclude_p.
4745 * doc/invoke.texi (Option Summary): Mention new options.
4746 (Code Gen Options): Document new options.
4748 2007-08-07 Ian Lance Taylor <iant@google.com>
4750 PR rtl-optimization/32776
4751 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4752 (resolve_use): Likewise.
4753 (decompose_multiword_subregs): Remove "changed" local variable.
4755 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4757 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4758 * configure: Regenerate.
4759 * config.in: Regenerate.
4760 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4763 2007-08-07 Ian Lance Taylor <iant@google.com>
4765 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4766 note, just delete the insn.
4768 2007-08-07 Andreas Schwab <schwab@suse.de>
4771 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4774 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4776 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4777 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4778 (decompose_multiword_subregs): Use the functions above to decompose
4779 multiword shifts and zero-extends.
4781 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4783 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4784 "assemble" descriptions which were swapped.
4786 2007-08-06 Chao-ying Fu <fu@mips.com>
4788 * fixed-value.h: New file.
4789 * fixed-value.c: New file.
4790 * Makefile.in (OBJS-common): Add fixed-value.o.
4791 (fixed-value.o): New rule.
4792 (GTFILES): Add fixed-value.h.
4793 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4794 to compare a.low and b.low.
4795 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4797 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4798 Daniel Jacobowitz <dan@codesourcery.com>
4801 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4803 (x86_64-*-netbsd*): Likewise.
4804 (x86_64-*-linux*): Likewise.
4805 (x86_64-*-kfreebsd*-gnu): Likewise.
4806 (x86_64-*-knetbsd*-gnu): Likewise.
4807 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4809 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4811 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4812 Add -fno-asynchronous-unwind-tables.
4814 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4815 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4816 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4817 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4818 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4820 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4822 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4823 (TARGET_C_MODE_FOR_SUFFIX): New.
4825 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4827 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4829 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4831 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4833 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4835 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4836 before checking function returns in conditional expressions.
4838 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4841 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4843 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4846 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4847 for INTEGRAL_TYPE_P.
4849 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4851 * configure.ac: Remove --enable-checking=df from default settings.
4852 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4853 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4854 if the parameter is true.
4855 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4856 DF_VERIFY_SCHEDULED flag is true.
4857 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4858 (df_finish_pass): Adjust prototype.
4859 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4862 * see.c (pass_see): Add TODO_df_verify.
4863 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4864 * global.c (rest_of_handle_global_alloc): Schedule verification
4866 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4868 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4869 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4870 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4872 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4873 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4874 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4876 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4877 Revital Eres <eres@il.ibm.com>
4879 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4881 * ddg.c (create_ddg_dependence): Rename to...
4882 (create_ddg_dep_from_intra_loop_link): This. Do not check
4883 for interloop edges. Do not create anti dependence edge when
4884 a true dependence edge exists in the opposite direction and
4885 -fmodulo-sched-allow-regmoves is set.
4886 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4887 (add_cross_iteration_register_deps): Create anti dependence edge
4888 when -fno-modulo-sched-allow-regmoves is set.
4889 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4891 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4893 * config/arm/arm.md (movsi): Add braces.
4895 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4898 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4899 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4902 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4904 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4905 state accessor functions.
4906 * cfgloopmanip.c (remove_path, create_preheaders,
4907 force_single_succ_latches, fix_loop_structure): Ditto.
4908 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4909 tree_duplicate_loop_to_header_edge): Ditto.
4910 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4911 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4913 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4914 cleanup_tree_cfg): Ditto.
4915 * tree-cfg.c (tree_merge_blocks): Ditto.
4916 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4917 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4918 loop_preheader_edge, single_exit): Ditto.
4919 (flow_loops_find): Do not clear loops->state.
4920 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4921 loops_state_clear): New functions.
4923 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4926 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4927 when adding to the base and convert ELT to sizetype instead of type.
4929 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4932 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4933 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4935 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4938 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4939 correct type the negate expression.
4941 2007-08-03 Jan Hubicka <jh@suse.cz>
4943 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4946 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4948 * config/rs6000/rs6000.c (struct processor_cost): Change
4949 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4950 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4952 (rios1_costs, rios2_cost): Correct cache line size.
4953 (rs6000_override_options): Set l2-cache-size parameter.
4955 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4956 Diego Novillo <dnovillo@google.com>
4959 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4960 if the range includes 0.
4962 2007-08-03 Ben Elliston <bje@au.ibm.com>
4964 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4965 mode to unspec expressions to silence a warning from the generator
4968 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4970 * config/ia64/constraints.md ("U"): Make constraint vector only.
4972 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4975 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4976 always_inline attribute on the function decl.
4978 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4981 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4982 if we are compiling with -fPIC.
4984 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4985 Nigel Stephens <nigel@mips.com>
4987 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4988 Define for MIPS32 and MIPS64.
4990 2007-08-02 Nick Clifton <nickc@redhat.com>
4992 * config/host-hpux.c: Change copyright header to refer to version
4993 3 of the GNU General Public License and to point readers at the
4994 COPYING3 file and the FSF's license web page.
4995 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4996 config/alpha/linux.h, config/alpha/alpha.opt,
4997 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4998 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4999 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5000 config/alpha/alpha.h, config/alpha/sync.md,
5001 config/alpha/openbsd.h, config/alpha/alpha.md,
5002 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5003 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5004 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5005 config/alpha/constraints.md, config/alpha/osf.h,
5006 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5007 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5008 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5009 config/frv/frv-asm.h, config/frv/frv-protos.h,
5010 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5011 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5012 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5013 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5014 config/s390/s390.opt, config/s390/s390-modes.def,
5015 config/s390/fixdfdi.h, config/s390/constraints.md,
5016 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5017 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5018 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5019 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5020 config/m32c/prologue.md, config/m32c/m32c.abi,
5021 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5022 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5023 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5024 config/m32c/jump.md, config/m32c/shift.md,
5025 config/m32c/m32c-protos.h, config/libgloss.h,
5026 config/spu/spu-protos.h, config/spu/predicates.md,
5027 config/spu/spu-builtins.h, config/spu/spu.c,
5028 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5029 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5030 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5031 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5032 config/sparc/hypersparc.md, config/sparc/predicates.md,
5033 config/sparc/linux.h, config/sparc/sp64-elf.h,
5034 config/sparc/supersparc.md, config/sparc/cypress.md,
5035 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5036 config/sparc/niagara.md, config/sparc/sparc.md,
5037 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5038 config/sparc/sparc.opt, config/sparc/sync.md,
5039 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5040 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5041 config/sparc/sparc.c, config/sparc/little-endian.opt,
5042 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5043 config/sparc/linux64.h, config/sparc/freebsd.h,
5044 config/sparc/sol2.h, config/sparc/rtemself.h,
5045 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5046 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5047 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5048 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5049 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5050 config/m32r/linux.h, config/m32r/constraints.md,
5051 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5052 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5053 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5054 config/i386/i386.md, config/i386/netware-crt0.c,
5055 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5056 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5057 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5058 config/i386/sol2.h, config/i386/constraints.md,
5059 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5060 config/i386/predicates.md, config/i386/geode.md,
5061 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5062 config/i386/freebsd64.h, config/i386/vxworksae.h,
5063 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5064 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5065 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5066 config/i386/netware.h, config/i386/i386-modes.def,
5067 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5068 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5069 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5070 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5071 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5072 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5073 config/i386/xm-mingw32.h, config/i386/linux64.h,
5074 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5075 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5076 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5077 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5078 config/i386/cygwin2.c, config/i386/i386-protos.h,
5079 config/i386/sync.md, config/i386/openbsd.h,
5080 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5081 config/i386/nto.h, config/i386/biarch64.h,
5082 config/i386/i386-coff.h, config/i386/freebsd.h,
5083 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5084 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5085 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5086 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5087 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5088 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5089 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5090 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5091 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5092 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5093 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5094 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5095 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5096 config/sh/superh64.h, config/sh/rtemself.h,
5097 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5098 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5099 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5100 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5101 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5102 config/avr/predicates.md, config/avr/constraints.md,
5103 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5104 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5105 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5106 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5107 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5108 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5109 config/c4x/predicates.md, config/c4x/c4x.h,
5110 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5111 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5112 config/xtensa/linux.h, config/xtensa/xtensa.h,
5113 config/xtensa/elf.h, config/xtensa/xtensa.md,
5114 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5115 config/xtensa/xtensa-protos.h, config/dbx.h,
5116 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5117 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5118 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5119 config/host-solaris.c, config/fr30/fr30.h,
5120 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5121 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5122 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5123 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5124 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5125 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5126 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5127 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5128 config/cris/predicates.md, config/cris/linux.h,
5129 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5130 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5131 config/cris/aout.opt, config/cris/cris-protos.h,
5132 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5133 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5134 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5135 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5136 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5137 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5138 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5139 config/chorus.h, config/mn10300/mn10300.c,
5140 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5141 config/mn10300/mn10300.h, config/mn10300/linux.h,
5142 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5143 config/mn10300/mn10300.md, config/ia64/predicates.md,
5144 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5145 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5146 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5147 config/ia64/freebsd.h, config/ia64/ia64.md,
5148 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5149 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5150 config/gofast.h, config/rtems.h, config/sol2-10.h,
5151 config/m68k/predicates.md, config/m68k/m68k.md,
5152 config/m68k/linux.h, config/m68k/m68k-modes.def,
5153 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5154 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5155 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5156 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5157 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5158 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5159 config/m68k/constraints.md, config/m68k/rtemself.h,
5160 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5161 config/m68k/uclinux.h, config/rs6000/power4.md,
5162 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5163 config/rs6000/linux.h, config/rs6000/eabi.h,
5164 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5165 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5166 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5167 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5168 config/rs6000/windiss.h, config/rs6000/603.md,
5169 config/rs6000/aix41.h, config/rs6000/cell.md,
5170 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5171 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5172 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5173 config/rs6000/default64.h, config/rs6000/7xx.md,
5174 config/rs6000/darwin.opt, config/rs6000/spe.md,
5175 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5176 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5177 config/rs6000/7450.md, config/rs6000/linux64.h,
5178 config/rs6000/constraints.md, config/rs6000/440.md,
5179 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5180 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5181 config/rs6000/rs6000.h, config/rs6000/power6.md,
5182 config/rs6000/predicates.md, config/rs6000/altivec.md,
5183 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5184 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5185 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5186 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5187 config/rs6000/linux64.opt, config/rs6000/sync.md,
5188 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5189 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5190 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5191 config/rs6000/eabispe.h, config/rs6000/e500.h,
5192 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5193 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5194 config/rs6000/aix.h, config/rs6000/vxworks.h,
5195 config/rs6000/40x.md, config/rs6000/aix51.h,
5196 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5197 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5198 config/arc/arc.h, config/mcore/mcore-elf.h,
5199 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5200 config/mcore/mcore.md, config/mcore/mcore.c,
5201 config/mcore/mcore.opt, config/mcore/mcore.h,
5202 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5203 config/score/predicates.md, config/score/score-version.h,
5204 config/score/score-protos.h, config/score/misc.md,
5205 config/score/elf.h, config/score/score.c, config/score/mac.md,
5206 config/score/score7.md, config/score/score.h,
5207 config/score/score-conv.h, config/score/score-mdaux.c,
5208 config/score/score.md, config/score/score.opt,
5209 config/score/score-modes.def, config/score/score-mdaux.h,
5210 config/score/mul-div.S, config/arm/uclinux-elf.h,
5211 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5212 config/arm/symbian.h, config/arm/linux-elf.h,
5213 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5214 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5215 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5216 config/arm/strongarm-pe.h, config/arm/arm.h,
5217 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5218 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5219 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5220 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5221 config/arm/arm-cores.def, config/arm/arm-protos.h,
5222 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5223 config/arm/wince-pe.h, config/arm/neon.md,
5224 config/arm/constraints.md, config/arm/neon.ml,
5225 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5226 config/arm/arm.opt, config/arm/arm926ejs.md,
5227 config/arm/predicates.md, config/arm/iwmmxt.md,
5228 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5229 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5230 config/arm/neon-testgen.ml, config/arm/arm.md,
5231 config/arm/xscale-coff.h, config/arm/pe.c,
5232 config/arm/arm-generic.md, config/arm/pe.h,
5233 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5234 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5235 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5236 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5237 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5238 config/pa/predicates.md, config/pa/pa64-hpux.h,
5239 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5240 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5241 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5242 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5243 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5244 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5245 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5246 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5247 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5248 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5249 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5250 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5251 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5252 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5253 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5254 config/mips/linux64.h, config/mips/elforion.h,
5255 config/mips/constraints.md, config/mips/generic.md,
5256 config/mips/predicates.md, config/mips/4300.md,
5257 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5258 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5259 config/mips/5k.md, config/mips/vr4120-div.S,
5260 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5261 config/mips/mips-protos.h, config/mips/6000.md,
5262 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5263 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5264 config/mips/mips-modes.def, config/mips/vr.h,
5265 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5266 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5267 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5268 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5269 config/vax/openbsd1.h, config/vax/netbsd.h,
5270 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5271 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5272 config/h8300/rtems.h, config/h8300/predicates.md,
5273 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5274 config/h8300/h8300.md, config/h8300/h8300.opt,
5275 config/h8300/coff.h, config/h8300/h8300-protos.h,
5276 config/v850/v850.md, config/v850/predicates.md,
5277 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5278 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5279 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5280 config/mmix/mmix.h, config/mmix/predicates.md,
5281 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5282 config/mmix/mmix.c, config/mmix/mmix.opt,
5283 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5284 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5285 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5286 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5289 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5291 * emit-rtl.c (reset_used_decls): Rename to...
5292 (set_used_decls): ...this. Set the used flag rather than clearing it.
5293 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5294 DECL_RTLs rather than resetting them.
5296 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5298 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5300 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5302 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5303 argument to find_reloads_address.
5305 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5307 PR tree-optimization/32919
5308 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5309 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5310 (coalesce_ssa_name): Call it.
5312 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5313 David Ung <davidu@mips.com>
5315 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5316 (__mips16_unorddf2, __mips16_floatunsidf): New.
5317 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5319 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5321 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5323 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5324 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5325 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5326 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5327 * omp-low.c (get_ws_args_for, determine_parallel_type,
5328 expand_omp_for_generic, expand_omp_for_static_nochunk,
5329 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5330 Work with more precise CFG.
5331 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5332 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5334 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5335 * gimple-low.c (lower_stmt): Ditto.
5336 * tree-inline.c (estimate_num_insns_1): Ditto.
5337 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5338 (OMP_SECTIONS_SWITCH): New.
5339 * tree-cfgcleanup.c (cleanup_omp_return): New.
5340 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5341 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5342 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5343 (tree_redirect_edge_and_branch): Handle omp constructs.
5345 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5346 with three arguments.
5348 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5350 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5353 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5355 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5356 the loop structures may need fixing.
5357 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5359 (cleanup_tree_cfg_loop): Removed.
5360 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5361 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5362 instead of running cleanup_tree_cfg_loop.
5363 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5364 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5365 (tree_predictive_commoning): Declaration changed.
5366 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5368 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5370 * doc/invoke.texi (l1-cache-size): Update documentation.
5371 (l2-cache-size): Document.
5372 * params.h (L2_CACHE_SIZE): New macro.
5373 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5374 that L1_CACHE_SIZE is in kB now.
5375 (L2_CACHE_SIZE_BYTES): New macro.
5376 (tree_ssa_prefetch_arrays): Show size in kB.
5377 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5378 and l2_cache_size fields.
5379 * config/i386/driver-i386.c (describe_cache): Detect cache size
5381 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5382 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5383 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5384 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5385 (override_options): Set l1-cache-size and l2-cache-size to default
5386 values if not specified otherwise.
5387 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5388 (PARAM_L2_CACHE_SIZE): New.
5390 2007-08-01 Nigel Stephens <nigel@mips.com>
5391 David Ung <davidu@mips.com>
5392 Thiemo Seufer <ths@mips.com>
5393 Chris Dearman <chris@mips.com>
5394 Richard Sandiford <richard@codesourcery.com>
5396 * config.gcc (mips*-sde-elf*): New stanza.
5397 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5398 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5399 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5400 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5401 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5402 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5404 * config/mips/sde.h: New file.
5405 * config/mips/t-libgcc-mips16: Likewise.
5406 * config/mips/t-sde: Likewise.
5407 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5408 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5409 _MIPS_FPSET and _MIPS_SZINT.
5410 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5411 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5412 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5413 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5414 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5415 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5416 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5417 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5418 _MIPS_SZPTR and _MIPS_FPSET.
5419 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5420 architecture is specified.
5421 (MIPS_32BIT_OPTION_SPEC): New macro.
5423 2007-07-31 Dan Hipschman <dsh@google.com>
5425 * gcc.c (end_going_arg): New function.
5426 (do_spec_2): Use it.
5427 (do_spec_1): Use it.
5429 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5431 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5432 only if ENABLE_CHECKING is defined.
5434 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5436 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5437 df_ru_add_problem, df_ru_get_bb_info): Removed.
5438 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5439 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5440 df_ru_free_bb_info, df_ru_alloc,
5441 df_ru_bb_local_compute_process_def,
5442 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5443 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5444 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5445 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5446 df_ru_add_problem): Removed.
5448 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5451 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5452 (casesi32p, casesi64p): Likewise.
5453 (casesi): Adjust for above.
5455 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5457 * mode-switching.c (create_pre_exit): Don't search past calls.
5459 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5461 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5463 2007-07-31 Revital Eres <eres@il.ibm.com>
5465 * ddg.c (add_deps_for_def): Rename to...
5466 (add_cross_iteration_register_deps): This. Change implementation
5467 to use only reaching def and def-use chains to construct the
5468 inter loop dependencies.
5469 (add_deps_for_use): Remove function.
5470 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5471 function to build the inter loop dependencies.
5472 * modulo-sched.c (sms_schedule): Build only
5473 reaching def and def-use chains for the propose of the ddg
5476 2007-07-31 Julian Brown <julian@codesourcery.com>
5478 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5479 New define_insns. Use correct RTL.
5480 (vec_set<mode>): Write as expander.
5482 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5484 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5485 to an unallocated space.
5487 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5490 (split_constant_offset): Enable split_constant_offset to extract
5491 constants from other statements.
5492 * tree-vect-transform.c
5493 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5494 to a temp var. Force base_offset to be simple.
5496 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5498 * df-scan.c (df_scan_verify): Remove artificial limit on
5499 the number of blocks for verification.
5500 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5501 df_simulate_defs): Avoid unnecessary insn checking for defs.
5503 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5505 * config/m68k/lb1sf68.asm (FUNC): New macro.
5507 (__udivsi3): Likewise.
5508 (__divsi3): Likewise.
5509 (__umodsi3): Likewise.
5510 (__modsi3): Likewise.
5511 (__subdf3): Likewise.
5512 (__adddf3): Likewise.
5513 (__muldf3): Likewise.
5514 (__divdf3): Likewise.
5515 (__negdf2): Likewise.
5516 (__cmpdf2): Likewise.
5517 (__subsf3): Likewise.
5518 (__addsf3): Likewise.
5519 (__mulsf3): Likewise.
5520 (__divsf3): Likewise.
5521 (__negsf2): Likewise.
5522 (__cmpsf2): Likewise.
5523 (__eqdf2): Likewise.
5524 (__nedf2): Likewise.
5525 (__gtdf2): Likewise.
5526 (__gedf2): Likewise.
5527 (__ltdf2): Likewise.
5528 (__ledf2): Likewise.
5529 (__eqsf2): Likewise.
5530 (__nesf2): Likewise.
5531 (__gtsf2): Likewise.
5532 (__gesf2): Likewise.
5533 (__ltsf2): Likewise.
5534 (__lesf2): Likewise.
5536 2007-07-30 Ollie Wild <aaw@google.com>
5538 * c-ppoutput.c (print_lines_directives_only): New function.
5539 (scan_translation_unit_directives_only): New function.
5540 (preprocess_file): Add call to scan_translation_unit_directives_only.
5541 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5542 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5543 -fdirectives-only. Add errors for -fdirectives-only conflict with
5544 -Wunused-macros and -traditional.
5545 (finish_options): Add builtin macro initialization for
5546 -fdirectives-only + -fpreprocessed.
5547 * c.opt (fdirectives-only): New.
5548 * doc/cppopts.texi (fdirectives-only): New.
5550 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5552 * alias.c (record_set, memory_modified_1): Constify.
5553 * bt-load.c (note_btr_set): Likewise.
5554 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5555 * combine.c (set_nonzero_bits_and_sign_copies,
5556 expand_field_assignment, record_dead_and_set_regs_1,
5557 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5558 likely_spilled_retval_1): Likewise.
5559 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5560 frv_io_handle_set): Likewise.
5561 * config/mips/mips.c (mips_sim_record_set,
5562 vr4130_true_reg_dependence_p_1): Likewise.
5563 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5564 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5565 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5566 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5567 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5568 * ddg.c (mark_mem_store): Likewise.
5569 * df-problems.c (df_urec_mark_reg_change): Likewise.
5570 * function.c (update_epilogue_consts): Likewise.
5571 * gcse.c (record_set_info, record_last_set_info,
5572 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5573 reg_clear_last_set): Likewise.
5574 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5576 * jump.c (reversed_comparison_code_parts): Likewise.
5577 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5578 reg_is_set): Likewise.
5579 * loop-iv.c (mark_altered): Likewise.
5580 * mode-switching.c (reg_becomes_live): Likewise.
5581 * optabs.c (no_conflict_move_test): Likewise.
5582 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5584 * postreload.c (reload_combine_note_store, move2add_note_store):
5586 * regmove.c (flags_set_1): Likewise.
5587 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5589 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5591 * resource.c (update_live_status): Likewise.
5592 * rtl.h (set_of, note_stores): Likewise.
5593 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5594 note_stores, parms_set): Likewise.
5595 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5596 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5598 * var-tracking.c (count_stores, add_stores): Likewise.
5600 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5602 * alias.c (mems_in_disjoint_alias_sets_p,
5603 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5604 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5605 write_dependence_p, mems_in_disjoint_alias_sets_p,
5606 read_dependence, true_dependence, canon_true_dependence,
5607 anti_dependence, output_dependence): Constify.
5608 * combine.c (extended_count): Likewise.
5609 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5610 * cselib.c (get_value_hash, references_value_p,
5611 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5612 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5613 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5614 * function.c (contains, prologue_epilogue_contains,
5615 sibcall_epilogue_contains): Likewise.
5616 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5617 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5618 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5619 reg_or_subregno): Likewise.
5620 * recog.c (asm_noperands): Likewise.
5621 * reload1.c (function_invariant_p): Likewise.
5622 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5623 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5624 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5625 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5626 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5627 extended_count, prologue_epilogue_contains,
5628 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5629 canon_true_dependence, read_dependence, anti_dependence,
5630 output_dependence): Likewise.
5631 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5633 2007-07-30 Julian Brown <julian@codesourcery.com>
5635 * config/arm/neon.md (V_ext): New mode attribute.
5636 (neon_vget_lane<mode>): Replace with define_expand.
5637 (neon_vget_lane<mode>_sext_internal)
5638 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5639 and quad precision vectors.
5640 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5641 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5642 have typeless 32-bit result.
5644 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5647 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5649 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5650 use sizetype for rest.
5651 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5652 (aff_combination_convert): Don't convert rest for pointer types.
5654 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5656 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5658 * tree-ssa-alias.c: Add alloc-pool.h.
5659 (init_alias_info): Free alias_bitmap_obstack.
5660 (delete_alias_info): Call delete_mem_ref_stats.
5661 (get_mem_sym_stats_for): Use alloc_pool.
5662 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5663 (delete_mem_sym_stats): Removed.
5665 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5667 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5668 functions cannot be represented as classical distance vectors.
5670 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5672 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5673 * builtins.c (validate_arg, builtin_mathfn_code,
5674 validate_arglist): Likewise.
5675 * calls.c (call_expr_flags): Likewise.
5676 * combine.c (reg_nonzero_bits_for_combine,
5677 reg_num_sign_bit_copies_for_combine, get_last_value,
5678 reg_truncated_to_mode): Likewise.
5679 * emit-rtl.c (subreg_lowpart_p): Likewise.
5680 * expr.c (highest_pow2_factor_for_target,
5681 categorize_ctor_elements_1, categorize_ctor_elements,
5682 count_type_elements, contains_packed_reference,
5683 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5684 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5685 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5686 native_encode_int, native_encode_real, native_encode_complex,
5687 native_encode_vector, native_encode_expr, native_interpret_int,
5688 native_interpret_real, native_interpret_complex,
5689 native_interpret_vector, native_interpret_expr): Likewise.
5690 * function.c (use_register_for_decl): Likewise.
5691 * gimplify.c (get_name): Likewise.
5692 * langhooks-def.h (lhd_return_null_const_tree): New.
5693 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5694 * langhooks.c (lhd_return_null_const_tree): New.
5695 * langhooks.h (lang_get_callee_fndecl): Constify.
5696 * output.h (constructor_static_from_elts_p): Likewise.
5697 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5698 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5699 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5700 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5701 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5702 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5703 * rtlhooks-def.h (reg_nonzero_bits_general,
5704 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5706 * rtlhooks.c (reg_num_sign_bit_copies_general,
5707 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5709 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5710 * stor-layout.c (mode_for_size_tree): Likewise.
5711 * tree-ssa-loop-im.c (memref_eq): Likewise.
5712 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5713 * tree.c (contains_placeholder_p, type_list_equal,
5714 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5716 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5717 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5718 contains_placeholder_p, contains_packed_reference,
5719 get_callee_fndecl, operand_equal_for_phi_arg_p,
5720 warn_if_unused_value, is_body_block, native_encode_expr,
5721 native_interpret_expr, fold_convertible_p, operand_equal_p,
5722 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5723 validate_arglist, simple_cst_equal, type_list_equal,
5724 use_register_for_decl, call_expr_flags, get_name,
5725 highest_pow2_factor): Likewise.
5726 (const_call_expr_arg_iterator_d,
5727 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5728 first_const_call_expr_arg, more_const_call_expr_args_p,
5729 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5730 * varasm.c (constructor_static_from_elts_p): Constify.
5732 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5734 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5735 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5736 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5737 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5738 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5739 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5740 spelling conventions.
5741 * doc/invoke.texi: Follow spelling conventions.
5743 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5744 Revital Eres <eres@il.ibm.com>
5746 * modulo-sched.c (sms_schedule): Avoid loops which includes
5747 auto-increment instructions.
5749 2007-07-28 Richard Guenther <rguenther@suse.de>
5752 * fold-const.c (fold_cond_expr_with_comparison): Convert
5753 operand zero of MIN/MAX_EXPR to correct type.
5755 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5757 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5758 flags_from_decl_or_type): Constify.
5759 * gcc.c (do_spec_1): Likewise.
5760 * print-tree.c (dump_addr, print_node_brief): Likewise.
5761 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5762 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5763 tree_purge_all_dead_eh_edges): Likewise.
5764 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5765 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5767 * tree.c (expr_location, expr_has_location, expr_locus,
5768 expr_filename, expr_lineno, get_inner_array_type,
5769 fields_compatible_p): Likewise.
5770 * tree.h (get_inner_array_type, fields_compatible_p,
5771 expr_location, expr_has_location, expr_locus, expr_filename,
5772 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5773 setjmp_call_p, alloca_call_p): Likewise.
5775 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5777 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5778 TV_FLOW_INSENSITIVE.
5780 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5782 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5783 (compute_flow_insensitive_aliasing): Ditto for
5784 TV_FLOW_INSENSITIVE.
5786 2007-07-27 Jan Hubicka <jh@suse.cz>
5788 * config/i386/i386.c (register_move_cost): Remove accidentally
5789 comitted #if 0 block.
5791 * attribs.c: Include hashtab.h
5792 (attribute_hash): New.
5793 (substring): New structure.
5794 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5796 (init_attributes): Initialize attribute hash.
5797 (decl_attributes): Use attribute hash.
5798 * Makefile.in (attribs.c): Depend on hashtab.h.
5800 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5802 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5804 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5806 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5807 __mips_dspr2 and __mips_dsp_rev macros.
5808 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5810 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5812 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5814 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5818 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5819 and the updating of the live and do_not_gen sets.
5820 (df_note_bb_compute): Added updating of live and do_not_gen sets
5821 for regular defs so that the case of clobber inside conditional
5822 call is processed correctly.
5824 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5826 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5827 operands with compatible type.
5829 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5831 * expr.h (store_bit_field): Don't return a value.
5832 * expmed.c (check_predicate_volatile_ok): New function.
5833 (store_bit_field_1): New function, extracted from store_bit_field.
5834 Take a fallback_p argument and return true if the operation succeeded.
5835 Only use store_fixed_bit_field if fallback_p. Don't recompute
5836 mode_for_extraction; use op_mode instead. Try forcing memories
5837 into registers if the insv expander fails.
5838 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5839 Don't return a value.
5840 (convert_extracted_bit_field): New function, extracted from
5842 (extract_bit_field_1): Likewise. Take a fallback_p argument
5843 and return NULL if the operation succeeded. Only use
5844 extract_fixed_bit_field if fallback_p. Only calculate one
5845 extraction mode. Combine code for extv and extzv. Try forcing
5846 memories into registers if the ext(z)v expander fails.
5847 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5849 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5851 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5853 (df_ref): Likewise. Put regno with other integer fields.
5855 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5857 * df.h (df_mw_hardreg): Remove "loc" field.
5858 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5860 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5861 split out from df_set_unused_notes_for_mw. Return false for
5862 partial references. Assert that mw_reg is a REG when returning true.
5863 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5864 (df_whole_mw_reg_dead_p): New function, split out from
5865 df_set_dead_notes_for_mw. Return false for partial references.
5866 Assert that mw_reg is a REG when returning true.
5867 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5868 Remove redundant bitmap check.
5870 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5872 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5873 ($(T)crtend.o): Likwise.
5874 ($(T)crtbeginS.o): Likwise.
5875 ($(T)crtendS.o): Likwise.
5876 ($(T)crtfastmath.o): Likwise.
5878 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5880 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5881 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5882 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5883 and x_n_bbs_in_dom_tree fields.
5885 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5887 PR tree-optimization/32087
5888 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5889 Do not call scale_bbs_frequencies_int with prob of zero.
5891 2007-07-26 Julian Brown <julian@codesourcery.com>
5893 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5894 (neon_element_bits): Add prototypes.
5895 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5896 (neon_const_bounds, neon_element_bits): New functions.
5897 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5898 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5899 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5900 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5901 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5902 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5903 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5904 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5905 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5906 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5907 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5908 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5909 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5911 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5913 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5914 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5916 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5917 Julian Brown <julian@codesourcery.com>
5919 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5920 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5921 * config/arm/cortex-a8.md: New.
5922 * config/arm/cortex-a8-neon.md: New.
5923 * config/arm/neon-schedgen.ml: New.
5924 * config/arm/neon.md (vqh_mnem): New.
5926 (Is_float_mode): New.
5927 (Scalar_mul_8_16): New.
5929 (V_mode_nunits): New.
5930 (All instruction patterns): Annotate with neon_type attribute
5932 * config/arm/arm.md: Include cortex-a8.md.
5933 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5935 Annotate instruction patterns accordingly.
5936 (generic_sched): Do not use generic scheduling for Cortex-A8.
5937 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5939 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5941 * fold-const.c (fold_read_from_constant_string): Use
5943 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5945 2007-07-26 Nick Clifton <nickc@redhat.com>
5947 * tree-ssa-operands.h: Change copyright header to refer to version
5948 3 of the GNU General Public License and to point readers at the
5949 COPYING3 file and the FSF's license web page.
5950 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5951 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5952 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5953 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5954 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5955 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5956 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5957 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5958 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5959 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5960 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5961 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5962 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5963 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5964 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5965 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5966 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5967 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5968 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5969 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5970 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5971 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5972 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5973 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5974 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5975 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5976 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5977 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5978 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5979 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5980 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5981 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5982 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5983 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5984 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5985 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5986 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5987 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5988 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5989 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5990 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5991 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5992 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5993 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5994 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5995 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5996 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5997 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5998 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5999 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6000 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6001 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6002 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6003 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6004 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6005 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6006 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6007 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6008 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6009 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6010 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6011 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6012 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6013 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6014 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6015 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6016 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6017 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6018 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6019 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6020 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6021 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6022 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6023 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6024 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6025 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6026 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6027 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6028 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6029 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6030 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6031 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6032 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6033 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6034 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6035 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6036 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6037 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6038 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6039 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6040 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6041 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6042 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6043 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6044 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6045 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6046 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6047 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6048 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6049 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6050 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6051 convert.c, convert.h, langhooks-def.h, reload1.c,
6052 tree-ssa-operands.c: Likewise.
6054 2007-07-26 Jan Hubicka <jh@suse.cz>
6056 * tree-ssa-live.c: Include debug.h and flags.h.
6057 (mark_scope_block_unused): New function.
6058 (remove_unused_scope_block_p): New function.
6059 (remove_unused_locals): Remove unused blocks too.
6061 2007-07-25 Ian Lance Taylor <iant@google.com>
6063 * combine.c (combine_max_regno): Remove. Remove all uses.
6064 (struct reg_stat_struct): Rename from struct reg_stat.
6065 (reg_stat_type): Define, and declare VECs.
6066 (reg_stat): Change from pointer to VEC. Change all uses.
6067 (combine_split_insns): New static function.
6068 (try_combine, find_split_point): Call it instead of split_insns.
6070 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6072 * cfghooks.c (split_block): Fix the information about loop latch.
6074 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6076 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6078 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6080 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6081 Scan the new edge for loop exit info.
6083 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6085 * config/darwin.c: Include debug.h.
6087 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6090 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6092 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6094 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6095 (HARD_REGNO_MODE_OK): Ditto.
6096 (MODES_TIEABLE_P): Ditto.
6097 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6098 (CLASS_MAX_NREGS): Ditto.
6099 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6100 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6101 (divdf3_internal_thr): Removed.
6102 * config/ia64/div.md: New file.
6103 * config/ia64/constraints.md: Add H constraint.
6105 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6107 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6108 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6109 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6110 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6111 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6112 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6113 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6114 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6115 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6116 dump_sbitmap_file, debug_sbitmap, popcount_table,
6117 sbitmap_popcount): Constify.
6118 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6119 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6120 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6121 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6122 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6123 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6124 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6125 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6126 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6127 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6128 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6130 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6132 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6133 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6134 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6135 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6136 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6137 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6138 bitmap_intersect_p, bitmap_intersect_compl_p,
6139 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6140 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6142 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6143 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6144 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6145 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6146 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6147 debug_bitmap, debug_bitmap_file, bitmap_print,
6148 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6149 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6151 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6153 * config/darwin.c (darwin_override_options): Additional fix for
6154 debug info formats that don't support var tracking.
6156 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6158 * cselib.c (entry_and_rtx_equal_p): Constify.
6159 * gengtype.c (output_mangled_typename, write_types, write_local):
6161 * gengtype.h (const_type_p): New.
6162 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6164 * tlink.c (scan_linker_output): De-constify.
6165 * tree-ssa-loop-im.c (memref_eq): Constify.
6166 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6167 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6169 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6171 * c-common.c (fname_as_string, c_type_hash): Constify.
6172 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6173 * cgraph.c (edge_hash, edge_eq): Likewise.
6174 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6175 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6176 reg_attrs_htab_eq): Likewise.
6177 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6179 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6180 const_decl_t, const_state_t, const_automata_list_el_t): New.
6181 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6182 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6183 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6184 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6185 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6186 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6187 compare_max_occ_cycle_nums, out_state_arcs_num,
6188 compare_transition_els_num, units_cmp, state_reservs_cmp):
6190 * genmodes.c (cmp_modes): Likewise.
6191 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6192 * gimplify.c (compare_case_labels): Likewise.
6193 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6194 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6195 * matrix-reorg.c (mtt_info_hash): Likewise.
6196 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6197 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6198 (htab_hash_bucket, htab_hash_elem): Constify.
6199 * tree-browser.c (TB_parent_eq): Likewise.
6200 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6201 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6202 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6203 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6205 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6206 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6207 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6208 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6209 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6211 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6212 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6213 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6214 * tree-ssa-threadupdate.c (redirection_data_hash,
6215 redirection_data_eq): Likewise.
6216 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6217 * tree-ssa.c (var_ann_eq): Likewise.
6218 * tree-vrp.c (compare_case_labels): Likewise.
6219 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6220 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6221 tree_not_check_failed, tree_class_check_failed,
6222 tree_range_check_failed, tree_not_class_check_failed,
6223 omp_clause_check_failed, omp_clause_range_check_failed,
6224 tree_contains_struct_check_failed, tree_operand_check_failed):
6226 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6227 tree_not_check_failed, tree_class_check_failed,
6228 tree_range_check_failed, tree_not_class_check_failed,
6229 tree_operand_check_failed, omp_clause_operand_check_failed,
6230 tree_operand_length): Likewise.
6231 * var-tracking.c (const_variable): New.
6232 (variable_htab_hash, variable_htab_eq): Constify.
6233 * varasm.c (const_desc_hash): Likewise.
6235 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6237 * expr.c (handled_component_p): Constify.
6238 * fold-const.c (fit_double_type): Likewise.
6239 * real.h (real_value_from_int_cst): Likewise.
6240 * tree-flow-inline.h (gimple_in_ssa_p,
6241 gimple_aliases_computed_p, gimple_addressable_vars,
6242 gimple_call_clobbered_vars, gimple_referenced_vars,
6243 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6244 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6245 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6246 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6247 is_label_stmt, is_global_var, phi_ssa_name_p,
6248 factoring_name_p, is_call_clobbered, tree_common_ann,
6249 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6250 unmodifiable_var_p, array_ref_contains_indirect_ref,
6251 ref_contains_array_ref, lookup_subvars_for_var,
6252 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6253 gimple_mem_ref_stats): Likewise.
6254 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6255 may_aliases, is_exec_stmt, is_label_stmt,
6256 ref_contains_array_ref, array_ref_contains_indirect_ref,
6257 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6258 unmodifiable_var_p): Likewise.
6259 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6260 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6261 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6262 cst_and_fits_in_hwi, real_value_from_int_cst,
6263 build_real_from_int_cst, integer_zerop, integer_onep,
6264 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6265 tree_floor_log2, real_zerop, real_onep, real_twop,
6266 real_minus_onep, really_constant_p, purpose_member, chain_member,
6267 list_length, fields_length, int_size_in_bytes, bit_position,
6268 int_bit_position, byte_position, int_byte_position, expr_align,
6269 array_type_nelts, tree_node_structure,
6270 type_contains_placeholder_1, iterative_hash_pointer,
6271 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6272 tree_map_base_eq, type_hash_list, type_hash_eq,
6273 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6274 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6275 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6276 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6277 int_fits_type_p, get_containing_scope, decl_function_context,
6278 decl_type_context, omp_clause_operand_check_failed,
6279 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6280 * tree.h (omp_clause_operand_check_failed, tree_size,
6281 build_real_from_int_cst, array_type_nelts, purpose_member,
6282 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6283 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6284 is_attribute_p, check_qualified_type, expr_align,
6285 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6286 int_byte_position, list_length, fields_length, initializer_zerop,
6287 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6288 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6289 tree_node_structure, handled_component_p, get_containing_scope,
6290 decl_function_context, decl_type_context, real_zerop,
6291 type_num_arguments, fit_double_type, really_constant_p,
6292 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6293 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6294 real_twop, real_minus_onep, int_cst_value): Likewise.
6296 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6298 * cfglayout.c (insn_scope, insn_line): Constify.
6299 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6300 const_double_htab_hash, const_double_htab_eq,
6301 mem_attrs_htab_hash): Likewise.
6302 * loop-iv.c (biv_eq): Likewise.
6303 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6304 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6305 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6307 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6308 error_for_asm, warning_for_asm, _fatal_insn,
6309 _fatal_insn_not_found): Likewise.
6310 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6311 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6312 rtl_check_failed_type2, rtl_check_failed_code1,
6313 rtl_check_failed_code2, rtl_check_failed_code_mode,
6314 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6315 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6316 rtl_check_failed_type2, rtl_check_failed_code1,
6317 rtl_check_failed_code2, rtl_check_failed_code_mode,
6318 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6319 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6320 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6321 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6322 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6323 rtx_unstable_p, get_integer_term, get_related_value,
6324 offset_within_block_p, reg_mentioned_p, count_occurrences,
6325 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6326 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6327 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6328 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6329 find_constant_src, find_reg_fusage, find_regno_fusage,
6330 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6331 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6332 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6333 computed_jump_p, auto_inc_p, in_expr_list_p,
6334 remove_node_from_expr_list, loc_mentioned_in_p,
6335 label_is_jump_target_p, reversed_comparison_code_parts,
6336 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6337 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6338 print_inline_rtx): Likewise.
6339 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6340 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6341 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6342 get_integer_term, get_related_value, offset_within_block_p,
6343 count_occurrences, reg_mentioned_p, no_labels_between_p,
6344 reg_used_between_p, reg_referenced_p, single_set_2,
6345 multiple_sets, set_noop_p, refers_to_regno_p,
6346 reg_overlap_mentioned_p, dead_or_set_p,
6347 covers_regno_no_parallel_p, covers_regno_p,
6348 dead_or_set_regno_p, find_reg_note, find_regno_note,
6349 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6350 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6351 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6352 side_effects_p, may_trap_p_1, may_trap_p,
6353 may_trap_after_code_motion_p, may_trap_or_fault_p,
6354 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6355 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6356 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6357 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6358 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6360 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6361 warning_for_asm): Likewise.
6362 * tree.h (print_rtl): Likewise.
6363 * varasm.c (get_pool_mode): Likewise.
6365 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6367 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6368 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6369 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6370 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6371 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6372 * ddg.c (compare_sccs): Likewise.
6373 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6374 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6375 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6376 decimal_do_fix_trunc, decimal_real_to_integer,
6377 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6378 * dse.c (const_group_info_t): New.
6379 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6380 * dwarf2out.c (const_dw_die_ref): New.
6381 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6382 * tree-browser.c (TB_parent_eq): Likewise.
6383 * unwind-dw2-fde.c (__register_frame_info_bases,
6384 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6385 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6387 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6388 * unwind-dw2.c (uw_frame_state_for): Likewise.
6389 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6390 * value-prof.h (const_histogram_value): New.
6392 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6394 * config/mips/mips.c (machine_function): Add
6395 initialized_mips16_gp_pseudo_p.
6396 (mips16_gp_pseudo_reg): Do not emit the initialization of
6397 mips16_gp_pseudo_rtx when being called from the gimple cost-
6398 calculation routines; emit it on the first use outside those
6401 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6403 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6406 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6407 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6408 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6409 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6410 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6411 Preserve const-ness of parameters through use of __typeof(),
6412 also constify and tidy.
6414 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6415 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6416 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6417 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6418 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6419 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6420 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6421 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6422 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6424 2007-07-25 Julian Brown <julian@codesourcery.com>
6425 Mark Shinwell <shinwell@codesourcery.com>
6427 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6428 (alpha_mangle_type): This.
6429 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6430 (TARGET_MANGLE_TYPE): Define this instead.
6431 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6432 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6433 (arm_init_neon_builtins): Fix comment.
6434 (arm_mangle_map_entry): New.
6435 (arm_mangle_map): New.
6436 (arm_mangle_type): New.
6437 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6438 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6439 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6440 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6441 (TARGET_MANGLE_TYPE): Define this instead.
6442 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6443 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6444 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6445 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6446 (TARGET_MANGLE_TYPE): Define this instead.
6447 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6449 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6450 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6451 (TARGET_MANGLE_TYPE): Define this instead.
6452 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6453 (s390_mangle_type): This.
6454 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6455 (TARGET_MANGLE_TYPE): Define this instead.
6456 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6457 (sparc_mangle_type): This.
6458 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6459 (TARGET_MANGLE_TYPE): Define this instead.
6460 * cp/mangle.c (write_type): Call mangle_type target hook on all
6461 types before mangling. Use original type, not main variant, as
6463 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6464 (TARGET_MANGLE_TYPE): This.
6465 * target.h (gcc_target): Rename mangle_fundamental_type to
6467 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6468 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6470 2007-07-25 Julian Brown <julian@codesourcery.com>
6471 Paul Brook <paul@codesourcery.com>
6472 Joseph Myers <joseph@codesourcery.com>
6473 Mark Shinwell <shinwell@codesourcery.com>
6475 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6476 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6477 (with_fpu): Allow --with-fpu=neon.
6478 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6479 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6480 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6481 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6482 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6483 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6484 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6485 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6486 (output_move_neon): Add prototypes.
6487 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6488 (all_fpus): Add FPUTYPE_NEON.
6489 (fp_model_for_fpu): Add NEON field.
6490 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6491 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6493 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6495 (thumb2_legitimate_address_p): Likewise.
6496 (neon_valid_immediate): Recognize and prepare constants suitable for
6498 (neon_immediate_valid_for_move): New function. Recognize and prepare
6499 immediates for NEON move instructions.
6500 (neon_immediate_valid_for_logic): New function. Recognize and
6501 prepare immediates for NEON logic instructions.
6502 (neon_output_logic_immediate): New function. Create asm string
6503 suitable for outputting immediate logic instructions.
6504 (neon_pairwise_reduce): New function. Implement reduction using
6505 pairwise operations.
6506 (neon_expand_vector_init): New function. Expand a (possibly
6507 non-constant) vector initialization.
6508 (neon_vector_mem_operand): New function. Memory operands supported
6509 for quad-word loads/stores to/from ARM or NEON registers. Don't
6510 allow base+offset addressing for core regs.
6511 (neon_struct_mem_operand): New function. Valid mems for NEON
6513 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6514 from neon_vector_mem_operand addresses without a secondary register.
6515 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6516 (add_minipool_backward_ref): Likewise.
6517 (dump_minipool): Likewise.
6518 (push_minipool_fix): Likewise.
6519 (output_move_quad): New function. Output quad-word moves, loads and
6520 stores using ARM registers.
6521 (output_move_vfp): Add support for vectors in VFP (NEON) D
6523 (output_move_neon): Output a NEON load/store to/from a quadword
6525 (arm_print_operand): Implement new codes:
6526 - 'c' for unadorned integers (without a # sign).
6527 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6529 - 'e', 'f' for the low and high D parts of a NEON Q register.
6530 - 'q' outputs a NEON Q register.
6531 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6532 - 'T' prints NEON opcode features from a coded bitmask.
6533 - 'F' is similar to T, but signed/unsigned codes both print as
6535 - 't' is similar to T, but 'u' is printed instead of 'p'.
6536 - 'O' prints 'r' if NEON instruction should perform rounding (as
6537 specified by bitmask), else prints nothing.
6538 - '#' is a punctuation character to stop operand numbers from
6539 running together with following digits in the assembler
6540 strings for instructions (when using mode attributes).
6541 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6542 constant vectors in big-endian mode, where necessary.
6543 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6544 Handle EI, OI, CI, XI modes.
6545 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6546 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6547 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6548 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6549 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6551 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6552 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6553 to turn v8qi, etc. into bits defined above.
6554 (neon_itype): New enumeration. Classifications of NEON builtins.
6555 (neon_builtin_datum): Define struct. Contains information about
6556 a single builtin (with multiple modes).
6557 (CF): Define helper macro for...
6558 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6560 (neon_builtin_data): New array. Define information about builtins
6561 for use during initialization/expansion.
6562 (arm_init_neon_builtins): New function.
6563 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6565 (neon_builtin_compare): New function.
6566 (locate_neon_builtin_icode): New function. Find an insn code for a
6567 builtin given a function code for that builtin. Also return type of
6568 builtin (NEON_BINOP, NEON_UNOP etc.).
6569 (builtin_arg): New enumeration. Types of arguments for builtins.
6570 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6571 Takes a variable argument list of builtin_arg types, terminated by
6573 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6574 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6575 (neon_emit_pair_result_insn): New function. Support returning pairs
6576 of vectors via a pointer.
6577 (neon_disambiguate_copy): New function. Set up operands for a
6578 multi-word copy such that registers do not get clobbered.
6579 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6580 ARM_BUILTIN_NEON_BASE.
6581 (arm_file_start): Set float-abi attribute for NEON.
6582 (arm_vector_mode_supported_p): Enable NEON vector modes.
6583 (arm_mangle_map_entry): New.
6584 (arm_mangle_map): New.
6585 (arm_mangle_vector_type): New.
6586 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6588 (TARGET_NEON): New macro. Target supports NEON.
6589 (fputype): Add FPUTYPE_NEON.
6590 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6591 for vectorization based on command-line arg.
6592 (NEON_REGNO_OK_FOR_NREGS): Define.
6593 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6594 (VALID_NEON_STRUCT_MODE): Define.
6595 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6596 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6597 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6598 (consttable_16): Add pattern for outputting 16-byte minipool
6600 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6602 (vec-common.md, neon.md): Include md files.
6603 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6604 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6605 (memory_constraint "Ut", "Un", "Us"): Define.
6606 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6607 (MMX_char): New mode attribute.
6608 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6609 (*add<mode>3_iwmmxt): New insn pattern.
6610 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6611 (*sub<mode>3_iwmmxt): New insn pattern.
6612 (mulv4hi3): Rename to...
6613 (*mulv4hi3_iwmmxt): This.
6614 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6615 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6616 (uminv4hi3, uminv2si3): Remove. Replace with...
6617 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6618 (*umin<mode>3_iwmmxt): These.
6619 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6620 (ashr<mode>3_iwmmxt): This new pattern.
6621 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6622 (lshr<mode>3_iwmmxt): This new pattern.
6623 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6624 (ashl<mode>3_iwmmxt): This new pattern.
6625 * config/arm/neon-docgen.ml: New file. Generate documentation for
6627 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6628 * config/arm/arm_neon.h: New (autogenerated).
6629 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6631 * config/arm/neon.md: New file. Define NEON instructions.
6632 * config/arm/neon.ml: New file. Abstract description of NEON
6633 instructions, used to generate arm_neon.h header, documentation and
6635 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6636 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6638 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6640 (ARM NEON Intrinsics): New subsection.
6641 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6643 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6645 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6648 2007-07-24 Jan Hubicka <jh@suse.cz>
6650 * regclass.c (move_table): New type.
6651 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6652 (init_move_cost): Break out from ...
6653 (init_reg_sets_1): ... here; simplify computation of
6654 have_regs-of_mode and contains_reg_of_mode.
6655 (record_reg_classes): Unswitch internal loops.
6656 (copy_cost): Trigger lazy initialization of move cost
6657 (record_address_regs): Likewise.
6659 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6661 * config/darwin.c (darwin_override_options): Don't force on
6662 flag_var_tracking_uninit when no debug info is requested.
6664 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6666 * cfgloop.c (init_loops_structure): New function.
6667 (flow_loops_find): Create root of the loop tree unconditionally.
6669 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6671 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6673 2007-07-24 Jan Hubicka <jh@suse.cz>
6675 * caller-save.c: Include ggc.h, gt-caller-save.h
6676 (reg_save_code, reg_restore_code): Rename to ...
6677 (cached_reg_save_code, cached_reg_restore_code): ... those.
6678 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6679 (reg_save_code, reg_restore_code): New functions.
6680 (init_caller_save): Do not intialize
6681 reg_save_code/reg_restore_code tables.
6682 * Makefile.in: (gt-caller-save.h): New.
6684 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6686 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6687 with the mode of the original operand instead of
6690 2007-07-23 Jan Hubicka <jH@suse.cz>
6692 * i386.c (ix86_secondary_memory_needed): Break out to...
6693 (inline_secondary_memory_needed): ... here.
6694 (ix86_memory_move_cost): Break out to ...
6695 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6696 maximum of input and output; fix handling of Q_REGS on 64bit.
6697 (ix86_secondary_memory_needed): Microoptimize.
6699 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6701 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6702 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6703 stmts_from_loop, known_dependences_p, build_rdg): New.
6704 * tree-data-ref.h: Depends on graphds.h.
6705 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6706 (build_rdg): Declared.
6707 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6709 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6711 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6714 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6715 Jakub Jelinek <jakub@redhat.com>
6717 PR middle-end/PR28690
6718 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6720 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6721 and MEM_POINTER operands over REG and MEM operands.
6722 (swap_commutative_operands_p): Change return value to bool.
6723 * rtl.h: Update the corresponding prototype.
6724 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6725 instead of gen_rtx_PLUS.
6726 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6727 value to bool. Change function arguments to rtx's and update code
6729 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6730 calls to match the new declaration.
6731 * simplify-rtx.c (simplify_associative_operation): Don't
6732 reorder simplify_binary_operation arguments.
6734 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6736 * config/mips/mips.c (override_options): Use mips_costs to derive
6737 the default branch cost.
6738 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6740 * config/mips/mips.opt (mbranch-cost=): New option.
6741 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6743 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6745 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6746 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6747 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6748 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6750 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6752 * config/mips/constraints.md (ks): New constraint.
6753 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6754 (*add<mode>3_mips16): ...here.
6756 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6758 * optabs.h (enum optab_index): Add new OTI_signbit.
6759 (signbit_optab): Define corresponding macro.
6760 (enum insn_code signbit_optab[]): Remove array.
6761 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6762 (expand_copysign_absneg): If back end provides signbit insn, use it
6763 instead of bit operations on floating point argument.
6764 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6765 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6766 for availability of signbit insn.
6768 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6769 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6770 SSE mode is not active.
6771 (isinf<mode>2): Disable for mfpmath=sse,387.
6773 2007-07-22 Ben Elliston <bje@au.ibm.com>
6775 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6777 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6779 2007-07-20 Richard Guenther <rguenther@suse.de>
6781 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6782 integral typed condition.
6783 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6784 booleanness. Only preserve conversions from a non-base
6785 type to a base type, not in general between types with
6786 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6787 * tree.def (COND_EXPR): Document that the condition
6788 can be of any integral type.
6790 2007-07-20 Nigel Stephens <nigel@mips.com>
6791 Richard Sandiford <richard@codesourcery.com>
6793 * config/mips/mips.h (mips_dwarf_regno): Declare.
6794 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6795 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6796 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6797 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6798 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6799 (REG_CLASS_NAMES): Update accordingly.
6800 * config/mips/mips.c (mips_dwarf_regno): New array.
6801 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6802 (mips_subword): Remove special handling for accumulator registers.
6803 (override_options): Initiailize mips_dwarf_regno. Remove use
6805 (mips_swap_registers): New function.
6806 (mips_conditional_register_usage): Swap accumulator registers
6807 around if TARGET_LITTLE_ENDIAN.
6808 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6809 * config/mips/constraints.md (h, l): Use the endianness to choose
6810 between MD0_REG and MD1_REG.
6811 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6812 alternative-dependent template.
6814 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6816 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6819 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6821 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6822 predecessor fallthru flags.
6824 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6826 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6827 of compare to the same type.
6828 * cfgloopmanip.c (add_loop): Update information about loop exits.
6829 (loop_version): Remove the innermost loop requirement.
6830 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6831 to sizetype for pointers.
6833 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6835 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6836 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6837 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6839 * config/dfp-bit.c: Empty for TFmode conversions.
6841 2007-07-18 Caroline Tice <ctice@apple.com>
6843 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6844 and handle them correctly; check that src is not NULL before
6846 (find_src_set_src): Likewise.
6848 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6850 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6851 (struct alignment_context, init_alignment_context): New.
6852 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6853 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6854 (XCHAL_HAVE_S32C1I): Likewise.
6855 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6856 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6857 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6858 (ATOMIC, HQI): New macros.
6859 (memory_barrier, *memory_barrier): New.
6860 (sync_lock_releasesi): New.
6861 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6862 (sync_lock_test_and_set<mode>): New.
6863 (sync_<atomic><mode>): New.
6864 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6865 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6866 (xtensa_expand_atomic): New.
6868 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6872 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6873 transformation for builtin ISNORMAL.
6874 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6875 * builtins.def (BUILT_IN_ISNORMAL): New.
6876 * doc/extend.texi: Document isnormal.
6878 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6882 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6883 optabs infrastructure. Provide generic implementation for
6885 (expand_builtin): Handle FINITE/ISFINITE.
6886 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6887 (fold_builtin_1): Likewise.
6889 * builtins.def (BUILT_IN_ISFINITE): New.
6891 * doc/extend.texi: Document isfinite.
6893 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6898 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6899 generic fallback for isinf.
6900 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6901 calculation code ...
6902 * real.c (get_max_float): ... to here.
6903 * real.h (get_max_float): New.
6905 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6909 * builtin-attrs.def (ATTR_TYPEGENERIC,
6910 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6912 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6913 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6914 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6915 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6917 * c-common.c (handle_type_generic_attribute): New.
6918 (c_common_attribute_table): Add "type generic".
6920 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6922 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6924 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6925 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6928 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6931 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6932 checking that the operand is an expression.
6934 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6935 Danny Smith <dannysmith@users.sourceforge.net>
6938 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6939 file mapping object in local namespace if Windows version later
6942 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6944 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6945 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6946 arm_cannot_force_const_mem.
6947 (arm_cannot_force_const_mem): New function.
6948 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6949 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6950 of arm_tls_referenced_p.
6951 * config/arm/arm.md (movsi): Split out-of-section constants when
6952 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6953 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6955 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6957 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6959 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6961 * config/mips/mips.md (*extendqihi2): Convert the destination
6964 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6966 * config/pa/fptr.c: Update license header.
6967 * config/pa/milli64.S: Likewise.
6969 2007-07-17 Nick Clifton <nickc@redhat.com>
6971 * COPYING_v3: New file. Contains version 3 of the GNU General
6973 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6974 Lesser General Public License.
6975 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6976 the GNU General Public License.
6978 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6980 PR rtl-optimization/32773
6981 * cfglayout.c (force_one_exit_fallthru): New function.
6982 (cfg_layout_finalize): Use it.
6984 2007-07-16 Richard Guenther <rguenther@suse.de>
6985 Uros Bizjak <ubizjak@gmail.com>
6987 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6988 before forcing it to gimple operand.
6990 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6991 David Ung <davidu@mips.com>
6993 * config/mips/mips.h (TUNE_24K): Define.
6994 (TUNE_MACC_CHAINS): Add TUNE_24K.
6995 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6997 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6998 (r74k_int_madd): .. this new reservation.
6999 (define_bypass): Fixed bypasses for r74k_int_madd to use
7001 * config/mips/24k.md (define_bypass): Define new
7002 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7004 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7005 Nigel Stephens <nigel@mips.com>
7007 * config/mips/mips.md: Include 20kc.md.
7008 * config/mips/20kc.md: New file.
7009 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7010 (mips_adjust_cost): Tweak for 20Kc.
7011 (mips_issue_rate): Likewise.
7012 * config/mips/mips.h (TUNE_20KC): Define.
7014 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7016 * config/rs6000/rs6000.c (struct processor_cost): Add
7017 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7019 (*_cost): Add cache information.
7020 (rs6000_override_options): Set cache parameters.
7022 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7025 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7026 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7028 2007-07-16 Paul Brook <paul@codesourcery.com>
7031 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7032 (cirrus_thumb2_movsi_insn): Ditto.
7034 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7036 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7039 2007-07-15 Andrew Haley <aph@redhat.com>
7041 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7042 before looking in the context.
7044 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7048 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7049 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7050 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7051 (pa_output_function_prologue): Use rp_saved and
7052 current_function_is_leaf to generate .CALLINFO statement.
7053 (hppa_expand_prologue): Set rp_saved.
7054 (hppa_expand_epilogue): Use rp_saved.
7055 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7056 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7058 2007-07-14 Dirk Mueller <dmueller@suse.de>
7060 * omega.c (coalesce): Fix memory leak on early exit.
7061 * matrix-reorg.c (check_allocation_function): Likewise.
7062 * tree-vect-transform.c (vect_get_new_vect_var): free result
7064 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7065 pass pointer to edge vector
7066 (partition_hot_cold_basic_blocks): Fix memory leak.
7067 * collect2.c (prefix_from_string): Free temporary storage.
7068 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7070 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7072 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7073 (DO_GLOBAL_DTORS_BODY): Likewise.
7075 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7076 Nigel Stephens <nigel@mips.com>
7078 * config/mips/mips.c (mips_classify_symbol): Don't return
7079 SYMBOL_SMALL_DATA for constant pool addresses if
7080 TARGET_EMBEDDED_DATA is true.
7082 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7084 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7085 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7086 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7087 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7088 __builtin_ia32_storehps, __builtin_ia32_storelps,
7089 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7090 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7091 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7092 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7093 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7094 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7095 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7096 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7097 using def_builtin_const.
7099 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7101 PR tree-optimization/32705
7102 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7103 (simplify_binary_expression): Use SSA_VAL consistently.
7105 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7107 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7108 (SPEFSCR_REGNO): Delete definition.
7109 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7110 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7111 * config/rs6000/rs6000.h: Do not define *_REGNO.
7112 LINK_REGISTER_REGNUM -> LR_REGNO.
7113 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7114 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7115 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7116 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7117 R_VRSAVE, R_VSCR. Use them.
7118 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7119 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7120 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7121 * config/rs6000/aix.h: Define R_LR. Use it.
7123 2007-07-13 Caroline Tice <ctice@apple.com>
7125 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7126 flag_var_tracking is explicitly turned off (i.e. when variable
7127 tracking is not feasible); otherwise, turn flag_var_tracking on when
7128 flag_var_tracking_uninit is on.
7129 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7130 note definitions, to allow recording of initialization status in the
7132 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7133 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7134 determine if two note locations are equal.
7135 (output_loc_list): Don't output list entries whose start & end labels
7137 (reg_loc_descriptor): Add parameter for initialization status; pass it
7138 to other loc descriptor functions.
7139 (one_reg_loc_descriptor): Add parameter for initialization status;
7140 check its value and add DW_OP_GNU_uninit to returned loc descr if
7142 (multiple_reg_loc_descriptor): Add parameter for initialization
7144 pass init status argument to other loc descriptor functions; check
7145 value of intialization parameter and add DW_OP_GNU_uninit to returned
7146 loc descr if appropriate.
7147 (based_loc_descr): Add parameter for initialization status; add new
7148 variable for return value; check value of initialization parameter and
7149 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7150 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7151 pass init status argument to other loc descriptor functions; check
7152 value of intialization parameter and add DW_OP_GNU_uninit to returned
7153 loc descr if appropriate.
7154 (mem_loc_descriptor): Likewise.
7155 (concat_loc_descriptor): Likewise.
7156 (concatn_loc_descriptor): Likewise.
7157 (loc_descriptor): Add parameter for initialization status; pass it as
7158 argument to other loc descriptor function calls.
7159 (loc_descriptor_from_tree_1): Add appropriate initialization status
7160 to loc descriptor function calls.
7161 (add_location_or_const_value_attribute): Get initialization status
7162 from VAR_LOCATION note; add initialization status to loc descriptor
7164 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7165 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7166 status is uninitialized, add "[uninint]" to output.
7167 * common.opt (fvar-tracking-uninit): New option, similar to
7168 fvar-tracking, to turn on tracking of uninitialized variables; creates
7169 a new global flag, flag_var_tracking_uninit.
7170 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7171 (enum var_init_status): New type, for var initialization status field.
7172 * var-tracking.c (struct location_chain_def): Two new fields, init,
7173 for initialization status, and set_src for the assignment value expr.
7174 (unshare_variable): New parameter for initialization status;
7175 initialize new init and set_src fields.
7176 (var_reg_set): New parameters for initialization status and value;
7177 pass them to set_variable_part.
7178 (var_mem_set): Likewise.
7179 (get_init_value): New function.
7180 (var_reg_delete_and_set): New initialization status & value
7181 parameters; add call to get_init_value if status is unknown; pass new
7182 parameters to clobber_variable_part and var_reg_set.
7183 (var_mem_delete_and_set): Likewise.
7184 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7185 (var_mem_delete): Likewise.
7186 (variable_union): Pass status to unshare_variable; initialize new init
7187 and set_src fields. If flag_var_tracking_uninit is not set, force
7188 status to initialized.
7189 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7190 used later to get the set_src value.
7191 (find_src_status): New function.
7192 (find_src_set_src): New function.
7193 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7194 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7195 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7196 and var_mem_delete_and_set.
7197 (dump_variable): Print out "[uninit]" if appropriate.
7198 (set_variable_part): Add new initialization and set_src parameters;
7199 pass status to unshare_variable; set node->init and node- >set_src
7200 fields and modify slot in hash table appropriately; save the init and
7201 set_src values if appropriate and assign to the new node.
7202 (clobber_variable_part): New set_src parameter; if two nodes have
7203 same variable and same location but different set_src (assignment)
7204 values, clobber old node.
7205 (delete_variable_part): Pass init status to unshare_variable.
7206 (emit_note_insn_var_location): Add initialized var; assign var's init
7207 status to new 'initialized'; pass new init status field to calls to
7208 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7209 status to initialized.
7210 (emit_notes_in_bb): Pass initialization status to calls to
7211 var_reg_set, var_mem_set, var_reg_delete_and_set and
7212 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7213 var_reg_delete_and_set and var_mem_delete_and_set; call
7214 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7215 make up for change in add_stores.
7216 (vt_add_function_parameters): Add status to calls to
7218 * config/darwin.c (darwin_override_options): Turn on uninitialized
7219 tracking automatically, if var_tracking is on and the system is
7222 2007-07-13 Sa Liu <saliu@de.ibm.com>
7224 * config.gcc: Add options for arch and tune on SPU.
7225 * config/spu/predicates.md: Add constant operands 0 and 1.
7226 * config/spu/spu-builtins.def: Add builtins for double precision
7227 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7228 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7230 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7232 * config/spu/spu-protos.h: Add new function prototypes.
7233 * config/spu/spu.c (spu_override_options): Check options -march and
7235 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7236 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7238 (spu_const_from_int): New. Create a vector constant from 4 ints.
7239 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7240 (spu_emit_vector_compare): New. Emit vector compare.
7241 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7242 * config/spu/spu.h: Add options -march and -mtune. Define processor
7243 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7244 CANONICALIZE_COMPARISON.
7245 * config/spu/spu.md: Add new insns for double precision compare
7246 and double precision vector compare. Add vcond and smax/smin patterns
7247 to enable DFmode vector conditional expression.
7248 * config/spu/spu.opt: Add options -march and -mtune.
7249 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7250 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7251 both CELL and CELLEDP targets: spu_testsv.
7252 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7255 2007-07-13 Richard Guenther <rguenther@suse.de>
7257 PR tree-optimization/32721
7258 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7259 TREE_THIS_VOLATILE on the folded reference.
7260 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7261 if the array reference has TREE_THIS_VOLATILE set.
7263 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7266 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7268 2007-07-13 Andreas Schwab <schwab@suse.de>
7270 * gengtype-lex.l: Allow declarations to be indented.
7272 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7274 * ginclude/tgmath.h: New.
7275 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7276 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7277 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7278 * configure: Regenerate.
7280 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7282 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7283 correct index when setting register save state for xd
7286 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7288 * config/sh/sh.c (mark_use): Remove.
7290 2007-07-12 Paul Brook <paul@codesourcery.com>
7292 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7293 reg does not overlap return value.
7295 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7297 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7298 (set_expression_vuses): Ditto.
7299 (init_pre): Initialize expression_vuses.
7301 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7303 * config/i386/sse.md (storentdf, storentsf): New.
7305 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7307 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7309 * tree.c (build_decl_stat): Move code from here...
7310 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7311 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7312 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7313 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7314 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7317 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7318 Devang Patel <dpatel@apple.com>
7320 PR tree-optimization/25413
7321 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7322 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7323 * tree.h (contains_packed_reference): New.
7324 * expr.c (contains_packed_reference): New.
7325 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7326 (vect_enhance_data_refs_alignment): Call
7327 vector_alignment_reachable_p.
7328 * target.h (vector_alignment_reachable): New builtin.
7329 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7330 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7331 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7333 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7335 * target.h (builtin_vectorization_cost): Add new target builtin.
7336 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7337 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7338 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7339 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7340 uninitialized variables.
7341 * tree-vect-transform.c (cost_for_stmt): New function.
7342 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7343 using cost 1 for all scalar stmts. Be less conservative when
7344 estimating the number of prologue/epulogue iterations. Call
7345 targetm.vectorize.builtin_vectorization_cost. Return
7346 min_profitable_iters-1.
7347 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7348 initialization cost instead of TARG_VEC_STMT_COST. Use
7349 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7350 epilogue code. Fix epilogue cost computation.
7351 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7352 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7353 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7354 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7355 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7356 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7358 2007-07-12 Richard Guenther <rguenther@suse.de>
7360 * gimplify.c (gimplify_conversion): Make sure that the result
7361 from maybe_fold_offset_to_reference is trivially convertible
7362 to the desired type before doing the simplification.
7363 (gimplify_expr): Likewise.
7364 * fold-const.c (fold_binary): Use the correct types for
7365 building the simplified expression.
7367 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7369 PR rtl-optimization/32729
7370 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7371 that fallthru to exit.
7373 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7375 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7376 (symDTPOFF2reg): Likewise.
7378 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7380 PR tree-optimization/32663
7382 * tree.h (VALUE_HANDLE_VUSES): Remove.
7383 (struct tree_value_handle): Remove vuses.
7385 * tree-vn.c (create_value_handle_for_expr): Don't set
7388 * tree-ssa-pre.c (expression_vuses): New.
7389 (alloc_expression_id): Set up expression_vuses.
7390 (get_expression_vuses): New.
7391 (set_expression_vuses): Ditto.
7392 (clear_expression_ids): Modify for expression_vuses.
7393 (phi_translate_1): Ditto.
7394 (phi_translate_set): Ditto.
7395 (value_dies_in_block_x): Ditto
7396 (valid_in_sets): Ditto.
7397 (add_to_sets): Ditto.
7398 (find_existing_value_expr): Ditto.
7399 (create_value_handle_for_expr): Ditto.
7400 (make_values_for_stmt): Ditto.
7401 (vuse_equiv): Remove.
7403 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7405 * Makefile.in (mostlyclean): Remove object files.
7407 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7409 * toplev.c (no_new_pseudos): Deleted.
7410 * rtl.h (no_new_pseudos): Deleted.
7411 * tree-pass.h (pass_no_new_pseudos): Deleted.
7412 * passes.c (pass_no_new_pseudos): Deleted.
7413 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7414 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7415 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7417 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7418 * rtlhooks.c (gen_lowpart_general): Ditto.
7419 * optabs.c (prepare_operand): Ditto.
7420 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7422 * modulo-sched.c (rest_of_handle_sms): Ditto.
7423 * see.c (rest_of_handle_see): Ditto.
7424 * ifcvt.c (if_convert): Ditto.
7425 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7427 * init-regs.c (gate_initialize_regs): Deleted set of
7429 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7430 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7431 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7433 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7436 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7437 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7438 (*vec_extractv2di_1_rex64): New insn pattern.
7440 2007-07-11 David Daney <ddaney@avtrex.com>
7442 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7443 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7444 for SIGNAL_UNWIND_RETURN_COLUMN.
7445 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7446 (DWARF_FRAME_REGNUM): Rewrite.
7447 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7449 2007-07-11 Nick Clifton <nickc@redhat.com>
7451 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7452 delta and use gen_int_mode in place of GET_INT instead.
7454 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7456 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7459 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7461 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7462 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7464 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7465 (USE_CANONICAL_TYPES): New.
7466 * doc/invoke.texi (verify-canonical-types): Remove.
7467 (use-canonical-types): Add.
7469 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7471 * config/spu/spu.c (spu_optimization_options): Remove setting of
7472 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7473 (spu_override_options): Move it here.
7475 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7477 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7478 * config/mips/mips.c (mips_cpu_info_table): Mention
7479 MIPS_ISA_LEVEL_SPEC in the comment.
7481 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7483 PR tree-optimization/32713
7484 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7486 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7489 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7490 conditional to flag_isoc99.
7491 (c_common_init_options): Do it here, unconditionally.
7493 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7495 PR tree-optimization/32589
7496 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7497 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7498 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7499 predicate, extracted from...
7500 (set_rhs): ...here. Call it for the expression on entry.
7501 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7502 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7503 (simplify_binary_expression): Use valid_gimple_expression_p
7504 to validate the simplification.
7505 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7507 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7509 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7510 DWARF2_DEBUG on 32 bit target too.
7511 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7513 2007-07-11 Nick Clifton <nickc@redhat.com>
7515 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7516 version for 64-bit hosts.
7518 2007-07-10 David Daney <ddaney@avtrex.com>
7520 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7522 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7524 * config/mips/mips.c (mips_expand_synci_loop): New function.
7525 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7526 (UNSPEC_RDHWR): Same.
7527 (UNSPEC_SYNCI): Same.
7528 (UNSPEC_SYNC): Same.
7529 (clear_cache): New expand.
7533 (clear_hazard): Same.
7534 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7536 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7537 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7539 2007-07-10 Ian Lance Taylor <iant@google.com>
7541 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7544 2007-07-10 David Daney <ddaney@avtrex.com>
7546 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7547 * builtins.c (expand_builtin___clear_cache): New function.
7548 (expand_builtin): Call expand_builtin___clear_cache for
7549 BUILT_IN_CLEAR_CACHE case.
7550 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7551 * doc/md.texi (clear_cache): Document new instruction pattern.
7552 * testsuite/gcc.dg/builtins-64.c: New test.
7554 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7556 * config/cris/cris.md ("movsi"): Fix typo in last change.
7558 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7561 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7563 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7564 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7565 for FUNCTION_DECLs. Don't use align_functions_log if
7567 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7568 even for FUNCTION_DECLs.
7569 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7571 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7572 (DECL_FUNCTION_CODE): Update for new location and name of
7574 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7575 (struct tree_decl_common): Move 'align' and 'off_align' out
7576 of union, ensure they're still on a 32-bit boundary. Remove
7577 other fields in union 'u1'.
7578 (struct tree_function_decl): Add field 'function_code' replacing
7579 'u1.f' in tree_decl_common.
7580 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7581 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7582 (Variable Attributes): Cross-reference 'aligned' attribute
7583 to Function Attributes.
7584 * flags.h (force_align_functions_log): Delete.
7585 * toplev.c (force_align_functions_log): Delete.
7587 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7590 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7591 (*vec_concatv2di_rex): New insn pattern.
7593 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7596 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7598 2007-07-10 Ian Lance Taylor <iant@google.com>
7600 Replace no_new_pseudos in backends.
7601 * rtl.h (can_create_pseudo_p): Define.
7602 * config/darwin.c (machopic_indirect_data_reference): Use
7603 can_create_pseudo_p () instead of no_new_pseudos.
7604 (machopic_indirect_data_reference): Likewise.
7605 (machopic_legitimize_pic_address): Likewise.
7606 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7607 (alpha_emit_set_const_1): Likewise.
7608 (alpha_emit_set_const): Likewise.
7609 (alpha_emit_conditional_move): Likewise.
7610 (alpha_split_conditional_move): Likewise.
7611 * config/alpha/alpha.md (various splitters): Likewise.
7613 * config/arm/arm.c (legitimize_pic_address): Likewise.
7614 (arm_load_pic_register): Likewise.
7615 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7616 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7617 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7618 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7619 * config/cris/cris.md (movsi): Likewise.
7620 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7621 (symGOTOFF2reg_hilo): Likewise.
7622 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7623 * config/h8300/h8300.md (insv, extzv): Likewise.
7624 * config/i386/i386.c (ix86_expand_move): Likewise.
7625 (ix86_expand_vector_move): Likewise.
7626 (ix86_prepare_fp_compare_args): Likewise.
7627 (ix86_expand_carry_flag_compare): Likewise.
7628 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7629 (tls_dynamic_gnu2_combine_32): Likewise.
7630 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7631 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7632 (ia64_expand_movxf_movrf): Likewise.
7633 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7634 (m32c_split_move): Likewise.
7635 (m32c_expand_insv): Likewise.
7636 * config/m68k/m68k.md (movsi): Likewise.
7637 * config/mips/mips.c (mips_force_temporary): Likewise.
7638 (mips_split_symbol): Likewise.
7639 (mips_move_integer): Likewise.
7640 (mips_legitimize_const_move): Likewise.
7641 * config/mn10300/mn10300.md (movsi): Likewise.
7642 * config/pa/pa.c (emit_move_sequence): Likewise.
7643 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7644 (rs6000_got_register): Likewise.
7645 (create_TOC_reference): Likewise.
7646 (rs6000_machopic_legitimize_pic_address): Likewise.
7647 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7648 (various splitters): Likewise.
7649 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7650 (movsi_got): Likewise.
7651 * config/s390/s390.c (emit_symbolic_move): Likewise.
7652 * config/s390/s390.md (movhi, movqi): Likewise.
7653 (load_multiple, store_multiple): Likewise.
7654 * config/score/score.c (score_force_temporary): Likewise.
7655 * config/sh/sh.c (prepare_move_operands): Likewise.
7656 (prepare_cbranch_operands): Likewise.
7657 (emit_fpu_switch): Likewise.
7658 (fpscr_set_from_mem): Likewise.
7659 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7660 (adddi3, subsi3): Likewise.
7661 (various splitters): Likewise.
7662 (divsi_inv_fp_combine): Likewise.
7663 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7664 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7666 * config/sh/predicates.md (xor_operand): Likewise.
7667 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7668 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7669 (movdi_pic_label_ref): Likewise.
7670 * config/spu/spu.c (spu_split_immediate): Likewise.
7671 * config/alpha/alpha.md (various splitters): Remove test
7672 !no_new_pseudos || reload_completed.
7673 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7675 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7676 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7677 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7678 * config/score/score.c (th_output_mi_thunk): Likewise.
7679 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7680 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7682 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7684 PR rtl-optimization/32664
7685 * mode-switching.c (create_pre_exit): Skip barrier insns.
7687 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7689 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7690 force_gimple_operand_bsi.
7691 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7692 rewrite_use_compare): Ditto.
7693 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7695 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7696 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7697 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7698 * tree-profile.c (prepare_instrumented_value,
7699 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7700 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7701 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7702 tree_gen_ior_profiler): Ditto.
7703 * tree-ssa-reassoc.c (negate_value): Ditto.
7704 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7705 Use force_gimple_operand_bsi.
7706 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7707 * tree-if-conv.c (add_to_dst_predicate_list,
7708 find_phi_replacement_condition): Ditto.
7709 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7710 Call mark_symbols_for_renaming for new statements.
7711 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7713 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7715 * cfghooks.c (remove_edge): New function.
7716 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7718 * cfghooks.h (remove_edge): Declare.
7719 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7720 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7722 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7724 * optabs.h: Added declaration for signbit_optab.
7725 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7726 * genoptinit.c (optabs): Added entry for signbit insns.
7727 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7729 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7730 * config/s390/s390.md (signbit<mode>2): New expander.
7732 2007-07-09 Richard Guenther <rguenther@suse.de>
7735 * fold-const.c (fold_plusminus_mult_expr): Move constant
7736 arguments second to allow decomposing.
7738 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7741 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7743 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7744 Disregard DECL_FROM_INLINE.
7746 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7749 * doc/invoke.texi: Add ftree-reassoc flag.
7750 * common.opt (ftree-reassoc): New flag.
7751 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7752 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7754 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7756 PR tree-optimization/32681
7757 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7758 saved in second_edge->aux when first_bb is a loop header.
7760 2007-07-09 Jan HUbicka <jh@suse.cz>
7762 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7764 2007-07-09 Richard Guenther <rguenther@suse.de>
7766 * c-decl.c (start_function): Do not promote return type.
7768 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7770 * function.c (do_warn_unused_parameter): Do not warn if
7771 TREE_NO_WARNING is set.
7773 2007-07-08 Andreas Schwab <schwab@suse.de>
7775 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7777 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7780 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7782 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7783 apply to assembly language, too.
7784 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7786 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7788 Revert (note the sccvn portions are *not* reverted)
7789 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7791 Fix PR tree-optimization/23488
7793 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7795 * tree-flow-inline.h (get_value_handle): Ditto.
7796 * tree-ssa-pre.c (decl_vh_map): New.
7797 (decl_node_pool): New.
7798 (can_value_number_operation): Support DECL_P.
7799 (can_PRE_operation): Ditto.
7800 (create_expression_by_pieces): Ditto.
7801 (find_existing_value_expr): Modify to differnetiate between
7802 addressing and top level.
7803 (create_value_handle_for_expr): Handle DECL's.
7804 (poolify_tree): Ditto.
7805 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7806 (make_values_for_stmt): Handle DECL's properly.
7807 (init_pre): Reorg to not init useless things during FRE.
7809 * tree-flow.h: Include pointer-set.h.
7810 (decl_vh_map): Declare.
7811 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7813 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7815 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7816 the constraint description.
7817 * doc/md.texi: Update documentation of AVR constraints.
7819 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7821 * auto-inc-dec.c, config/arm/arm.c,
7822 config/m32r/constraints.md, config/mips/mips.md,
7823 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7824 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7825 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7826 typos. Follow spelling conventions.
7827 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7829 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7830 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7832 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7833 realloc_vuse): Remove.
7834 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7837 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7839 Fix PR tree-optimization/23488
7841 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7842 (try_to_simplify): Ditto.
7844 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7846 * tree-flow-inline.h (get_value_handle): Ditto.
7847 * tree-ssa-pre.c (decl_vh_map): New.
7848 (decl_node_pool): New.
7849 (can_value_number_operation): Support DECL_P.
7850 (can_PRE_operation): Ditto.
7851 (create_expression_by_pieces): Ditto.
7852 (find_existing_value_expr): Modify to differnetiate between
7853 addressing and top level.
7854 (create_value_handle_for_expr): Handle DECL's.
7855 (poolify_tree): Ditto.
7856 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7857 (make_values_for_stmt): Handle DECL's properly.
7858 (init_pre): Reorg to not init useless things during FRE.
7860 * tree-flow.h: Include pointer-set.h.
7861 (decl_vh_map): Declare.
7862 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7864 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7866 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7867 apply to assembly language, too.
7868 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7870 2007-07-06 Ian Lance Taylor <iant@google.com>
7871 Zack Weinberg <zackw@panix.com>
7874 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7876 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7878 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7879 (prefetch): Likewise if "pref" would be used.
7881 2007-07-06 Josh Conner <jconner@apple.com>
7885 * calls.c (store_one_arg): Handle arguments which are partially
7886 on the stack when detecting argument overlap.
7888 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7890 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7891 chosen during find_reloads.
7893 2007-07-06 Richard Guenther <rguenther@suse.de>
7895 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7896 TYPE_ARG_TYPES for verification of argument types. Use
7897 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7898 parameters as variable arguments.
7900 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7902 * libgcc2.h (word_type): Type definition removed.
7903 (cmp_return_type, shift_count_type): Type definitions added.
7904 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7905 replaced with shift_count_type.
7906 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7908 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7909 changed from word_type to Wtype.
7910 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7911 replaced with shift_count_type.
7912 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7914 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7915 and libgcc_shift_count attribute added.
7916 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7917 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7918 (TARGET_INITIALIZER): New target hooks added.
7919 * targhooks.c (default_libgcc_cmp_return_mode,
7920 default_libgcc_shift_count_mode): Default implementations for the new
7922 * targhooks.h (default_libgcc_cmp_return_mode,
7923 default_libgcc_shift_count_mode): Function prototypes added.
7924 * target.h (struct gcc_target): Fields for the new target hooks added.
7925 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7927 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7930 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7931 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7933 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7934 s390_libgcc_shift_count_mode): Functions added.
7935 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7936 Target hooks defined.
7938 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7940 * config/mips/mips.c (compute_frame_size): Restore the original
7941 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7942 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7943 Document why the difference is needed.
7945 2007-07-06 Richard Guenther <rguenther@suse.de>
7947 * c-common.c (boolean_increment): Use correctly typed
7950 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7952 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7953 the topmost argument register is not also included in the save mask.
7954 (mips16e_collect_argument_save_p): Take a pointer to the argument
7955 register, rather than a pointer to the number of arguments.
7956 (mips16e_collect_argument_saves): Only include argument saves
7957 that aren't in the register mask.
7959 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7961 PR rtl-optimization/32450
7962 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7963 to ensure that instructions are not moved into the prologue when
7964 profiling is on. Remove unused prologue_end variable.
7965 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7966 as a scheduling barrier.
7968 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7971 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7972 Disregard DECL_FROM_INLINE.
7974 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7976 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7977 IORing with a constant.
7979 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7981 PR rtl-optimization/32475
7982 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7983 for every definition of the stack pointer.
7985 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7987 * arm.c (vfp3_const_double_index): Copy signed results of
7988 REAL_VALUE_TO_INT into unsigned vars.
7990 2007-07-05 Richard Guenther <rguenther@suse.de>
7993 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7995 * tree-ssa.c (useless_type_conversion_p): Check canonical
7998 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8000 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8001 zero_extendhisi2): Change to define_insn_and_split.
8002 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8004 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8006 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8007 pass_match_asm_constraints): New.
8008 * passes.c (init_optimization_passes): Add new pass.
8009 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8010 * function.h (struct function): Add has_asm_statement bit.
8011 (current_function_has_asm_statement): New.
8012 * tree-pass.h (pass_match_asm_constraints): New.
8014 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8016 * config/mips/mips.c (mips_file_start): Avoid declaration
8019 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8021 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8023 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8025 * rtl.def (NOTE): Change print format string to print
8026 operand 5 as a note insn name.
8028 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8029 David Ung <davidu@mips.com>
8031 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8032 * doc/invoke.texi: (MIPS Options): Document them.
8034 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8035 David Ung <davidu@mips.com>
8037 Add support for SmartMIPS ASE.
8039 * optabs.c (expand_binop_directly): New, broken out from...
8040 (expand_binop): Here. Make it try rotating in the other
8041 direction even when the second operand isn't constant.
8042 * config/mips/mips.md (*lwxs): New.
8043 * config/mips/mips.opt (msmartmips): New.
8044 * config/mips/mips.c (mips_lwxs_address_p): New.
8045 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8046 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8047 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8048 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8049 (ISA_HAS_LWXS): New.
8050 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8051 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8052 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8053 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8054 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8055 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8056 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8058 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8060 * tree-vectorizer.c (new_loop_vec_info): Initialize
8061 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8062 * tree-vectorizer.h (_loop_vec_info): Added new filed
8063 min_profitable_iters.
8064 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8065 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8066 * tree-vect-analyze.c (vect_analyze_operations): Set
8067 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8068 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8069 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8070 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8071 and prologue cost to after they are computed.
8072 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8074 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8075 of creating vectors from scalars according to dt.
8076 (vect_model_store_cost): Likewise.
8077 (vectorizable_call): Use dt array instead of scalar dt. Call
8078 vect_model_simple_cost with additional argument dt.
8079 (vectorizable_assignment): Likewise.
8080 (vectorizable_operation): Likewise.
8081 (vectorizable_type_demotion): Likewise.
8082 (vectorizable_type_promotion): Likewise.
8083 (vectorizable_store): Use dt array instead of scalar dt. Call
8084 vect_model_store_cost with additional argument dt.
8085 (vect_do_peeling_for_loop_bound): Don't call
8086 vect_estimate_min_profitable_iters. Instead, lookup
8087 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8088 "may not be profitable".
8090 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8093 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8094 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8095 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8096 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8098 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8100 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8101 addressing modes cheaper.
8103 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8105 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8106 (dw_ranges_struct): Rename block_num to num. Adjust.
8107 (dw_ranges_by_label_struct): New.
8108 (ranges_by_label, ranges_by_label_allocated,
8109 ranges_by_label_in_use): New variables.
8110 (add_ranges_num): Factored most of the code out of...
8111 (add_ranges): ... this one. Rewrite in terms of the former.
8112 (add_ranges_by_labels): New.
8113 (output_ranges): Output by-label ranges.
8114 (dwarf2out_finish): Output range for multiple-section
8115 compile_unit. Output standard DW_AT_low_pc in addition to
8116 unexpected DW_AT_entry_pc.
8118 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8120 PR tree-optimization/32604
8121 PR tree-optimization/32606
8123 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8124 (compute_antic_safe): Removed.
8125 (ANTIC_SAFE_LOADS): Ditto.
8126 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8127 (execute_pre): Don't call compute_antic_safe.
8128 (vuse_equiv): New function.
8129 (make_values_for_stmt): Use it
8130 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8133 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8136 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8138 (avr_attribute_table): Make "naked" attribute apply to function types
8139 rather than to decls.
8140 (avr_handle_fntype_attribute): New function.
8142 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8144 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8147 2007-07-04 David Ung <davidu@mips.com>
8148 Joseph Myers <joseph@codesourcery.com>
8150 * config/mips/mips.md (type): Add logical, signext and move.
8151 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8152 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8153 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8154 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8155 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8156 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8157 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8158 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8159 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8160 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8161 movv2sf_hardfloat_64bit): Use the new types.
8162 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8163 *movdf_softfloat, *movdf_mips16): Use "multi".
8164 (extendqihi2): Replace with a define_expand.
8165 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8166 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8167 * config/mips/74k.md (r74k_int_logical): New reservation and
8169 (r74k_int_arith): Remove "slt".
8170 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8171 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8172 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8173 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8174 reservations for "arith".
8176 2007-07-04 Richard Guenther <rguenther@suse.de>
8178 * tree-ssa.c (useless_type_conversion_p): Add handling for
8179 scalar float and vector types. Only call the types_compatible_p
8180 langhook for aggregate types as last resort. Follow the
8183 2007-07-04 Richard Guenther <rguenther@suse.de>
8185 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8186 the same as NOP_EXPR.
8188 2007-07-04 Nick Clifton <nickc@redhat.com>
8190 * target.h (struct gcc_target): Add target_help field.
8191 * target-def.h (TARGET_HELP): New.
8192 (TARGET_INITIALIZER): Use TARGET_HELP.
8193 * opts.c (command_handle_option): Invoke target_help function, if
8194 defined, when the user has specified --target-help on the command
8196 * doc/invoke.texi: Mention that --target-help might print
8197 additional information.
8198 * doc/tm.texi: Document TARGET_HELP hook.
8200 * arm.c (TARGET_HELP): Override default definition.
8201 (arm_target_help): New - display a wrapped list of cores and
8202 architectures supported.
8204 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8206 * config/v850/v850.c (expand_prologue): Make sure
8207 GEN_INT() argument is sign extended rather than zero extended.
8208 (expand_epilogue): Likewise.
8209 (output_move_double): Delete.
8210 * config/v850/v850-protos.h (output_move_double): Delete.
8211 * config/v850/v850.md (movdi): Delete.
8212 (*movdi_internal): Delete.
8214 (*movdf_internal): Delete.
8216 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8218 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8219 unless compiling RTP PIC.
8221 2007-07-04 Richard Guenther <rguenther@suse.de>
8223 PR tree-optimization/32482
8224 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8225 original ssa name if we didn't find a shift expression.
8226 Fix shift constant for bit zero test.
8228 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8230 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8232 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8234 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8235 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8236 * config/arm/vxworks.h (ASM_SPEC): Delete.
8237 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8239 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8241 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8242 (DDR_REVERSED_P): New.
8243 * tree-data-ref.c (initialize_data_dependence_relation,
8244 build_classic_dist_vector): Set DDR_REVERSED_P.
8246 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8249 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8250 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8251 init_omega_for_ddr_1): Use non conservative number of iterations
8253 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8254 (analyze_siv_subscript): Remove FIXME and reinitialization of
8255 last_conflicts to chrec_dont_know.
8256 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8258 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8260 * tree.c (maybe_canonicalize_argtypes): Improve description.
8262 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8264 * tree.c (maybe_canonicalize_argtypes): New.
8265 (build_function_type): Set canonical type.
8266 (build_method_type_directly): Ditto.
8267 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8270 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8272 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8274 (rewrite_use_nonlinear_expr): Likewise.
8276 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8278 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8280 2007-07-04 Ben Elliston <bje@au.ibm.com>
8282 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8285 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8287 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8288 (Exception Handling): Likewise.
8290 2007-07-03 Jan Hubicka <jh@suse.cz>
8292 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8294 2007-07-03 Eric Christopher <echristo@apple.com>
8296 * doc/cppopts.texi: Add conflicting option note to -dM.
8297 * doc/invoke.texi: Add note about possible conflicts with
8298 -E for -dCHARS and note that -dM will not produce
8299 any results if there is no machine dependent reorg.
8301 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8303 * tree.h (DECL_ALIGN): Back out previous change.
8305 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8307 * configure.ac: Test for .dtprelword support on MIPS.
8308 * configure, config.in: Regenerate.
8309 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8310 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8312 2007-07-03 Julian Brown <julian@codesourcery.com>
8314 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8315 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8316 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8317 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8319 (all_fpus): Add FPUTYPE_VFP3.
8320 (fp_model_for_fpu): Add VFPv3 field.
8321 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8322 (vfp3_const_double_index): New function. Return integer index of
8323 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8325 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8326 and argument represents a valid RTX for a VFPv3 constant.
8327 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8329 (vfp_emit_fstmd): Similar, for fstmd.
8330 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8331 constants, represented as integer indices.
8332 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8333 VFP_REGNO_OK_FOR_DOUBLE macros.
8334 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8335 (arm_file_start): Set float-abi attribute for VFPv3, and output
8336 correct ".fpu" assembler directive.
8337 (arm_dbx_register_numbering): Add FIXME.
8338 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8339 (fputype): Add FPUTYPE_VFP3.
8340 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8341 (CALL_USED_REGISTERS): Likewise.
8342 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8343 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8344 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8345 (D7_VFP_REGNUM): New.
8346 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8347 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8348 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8349 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8350 (REG_ALLOC_ORDER): Adjust for VFPv3.
8351 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8352 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8353 VFP_LO_REGS, VFP_HI_REGS.
8354 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8355 (IS_VFP_CLASS): Define macro.
8356 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8358 (REGISTER_MOVE_COST): Likewise.
8359 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8360 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8361 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8362 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8363 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8364 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8365 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8366 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8367 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8368 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8369 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8370 where appropriate for single-word registers.
8371 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8372 As above. Fix type attributes.
8373 * config/arm/constraints.md (register_contraint "t"): Define.
8374 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8376 (register_constraint "x"): Define.
8377 (constraint "Dv"): Define.
8379 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8381 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8383 2007-07-03 Tom Tromey <tromey@redhat.com>
8385 * c-parser.c (objc_pq_context): Removed.
8386 (objc_need_raw_identifier): Likewise.
8387 (c_parser) <objc_pq_context>: New field.
8388 <objc_need_raw_identifier>: Likewise.
8389 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8390 (c_lex_one_token): Update.
8391 (c_parser_objc_protocol_definition): Update.
8392 (c_parser_objc_method_definition): Update.
8393 (c_parser_objc_methodproto): Update.
8394 (c_parser_declspecs): Update.
8396 2007-07-03 David Ung <davidu@mips.com>
8398 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8400 2007-07-03 David Ung <davidu@mips.com>
8401 Richard Sandiford <richard@codesourcery.com>
8403 * doc/invoke.texi: Document -march=74kf3_2.
8404 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8405 (TUNE_74K): Check for it.
8406 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8407 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8408 * config/mips/mips.md (cpu): Add 74kf3_2.
8409 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8410 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8411 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8412 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8413 74kf3_2 to the CPU list.
8414 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8415 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8416 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8417 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8418 (r74kf3_2_fxfer_from_c1): New insn reservations.
8420 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8421 David Ung <davidu@mips.com>
8423 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8424 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8425 and 74k[fx]. Document aliases for the new options.
8426 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8427 (PROCESSOR_24KF2_1): ...this.
8428 (PROCESSOR_24KX): Rename to...
8429 (PROCESSOR_24KF1_1): ...this.
8430 (PROCESSOR_74KF): Rename to...
8431 (PROCESSOR_74KF2_1): ...this.
8432 (PROCESSOR_74KX): Rename to...
8433 (PROCESSOR_74KF1_1): ...this.
8434 (TUNE_74K): Update PROCESSOR_* names.
8435 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8436 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8437 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8438 (mips_rtx_cost_data): Update processor names in comments.
8439 (mips_issue_rate): Update PROCESSOR_* names.
8440 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8441 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8442 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8443 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8444 Update cpu attribute names.
8445 (r24k_fpu_iss): Rename this reservation to...
8446 (r24kf2_1_fpu_iss): ...this and update all uses.
8447 (r24kx_fpu_iss): Rename this reservation to...
8448 (r24kf1_1_fpu_iss): ...this and update all uses.
8449 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8450 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8451 Update cpu attribute names.
8453 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8455 * config/m32r/constraints.md: New file.
8456 * config/m32r/m32r.c: Include tm-constrs.h.
8457 (small_data_operand): Use satisfies_constraint_* instead of macro.
8458 (addr24_operand, gen_compare): Likewise.
8459 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8460 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8461 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8462 EXTRA_CONSTRAINT): Likewise.
8463 * config/m32r/m32r.md: Include constraints.md.
8464 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8465 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8466 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8467 (two_insn_const_operand, int8_operand, uint16_operand,
8468 reg_or_int16_operand, reg_or_uint16_operand,
8469 reg_or_cmp_int16_operand, cmp_int16_operand,
8470 seth_add3_operand): Likewise.
8472 2007-07-03 Eric Christopher <echristo@gmail.com>
8474 * libgcc2.h: Conditionally declare __bswapsi2 and
8477 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8479 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8482 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8485 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8486 (__gthrw_pragma): Provide default definition.
8488 * gthr-posix.c (__gthrw_pragma): Define.
8490 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8492 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8493 before declaring inequality.
8495 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8497 * combine.c (recog_for_combine): Log the success or failure of
8498 matching new insn patterns against the machine description in
8501 2007-07-03 Revital Eres <eres@il.ibm.com>
8503 * ddg.c (print_sccs): New function.
8504 (check_sccs): New function.
8505 (create_ddg_all_sccs): Use it.
8506 * ddg.h (print_sccs): Declare.
8507 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8509 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8511 * targhooks.h (default_mode_for_suffix): New function declaration.
8512 * targhooks.c (default_mode_for_suffix): New default target hook.
8513 * target.h (struct c): New structure in the targetm struct.
8514 (mode_for_suffix): New target hook as part of struct c.
8515 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8516 default_mode_for_suffix.
8517 (TARGET_C): New define.
8518 * c-lex.c: Include "target.h".
8519 (interpret_float): Use targetm.c.mode_for_suffix to determine
8520 the mode for a given non-standard suffix.
8521 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8523 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8524 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8526 * doc/extend.texi (Floating Types): New node. Document __float80 and
8527 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8529 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8532 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8533 predicate instead of target_operand.
8534 (divsi3_i1_media, divsi3_media_2): Likewise.
8536 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8538 * tree.h (alias_sets_might_conflict_p): Rename into
8539 alias_sets_must_conflict_p.
8540 * alias.c (alias_sets_might_conflict_p): Likewise.
8541 (alias_sets_conflict_p): Use it.
8542 (objects_must_conflict_p): Likewise.
8543 * c-common.c (strict_aliasing_warning): Adjust.
8545 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8547 * rtlhooks.c (gen_lowpart_if_possible): Check for
8548 invalid subreg before calling gen_lowpart_SUBREG.
8550 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8552 * config/darwin9.h: Add copyright notice.
8553 (LINK_COMMAND_SPEC): Add comment.
8554 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8555 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8556 DARWIN_LIBSYSTEM_HAS_UNWIND.
8558 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8561 * omp-low.c (check_combined_parallel): New function.
8562 (lower_omp_parallel): Call it via walk_stmts, set
8563 OMP_PARALLEL_COMBINED if appropriate.
8564 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8565 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8566 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8567 don't consider it as combined parallel.
8569 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8571 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8572 (gcc_tooldir): Likewise.
8573 * configure: Regenerate.
8574 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8575 old configure.ac gcc_tooldir setting.
8576 (prefix_to_exec_prefix): New variable.
8577 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8578 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8580 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8582 Fix PR tree-optimization/32583
8583 Fix PR tree-optimization/32584
8584 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8585 (phi_translate_set): Use phi_translate directly now.
8586 (make_values_for_stmt): Don't value number RHS if we already know
8589 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8590 Jim Wilson <wilson@specifix.com>
8593 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8596 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8597 Richard Sandiford <richard@codesourcery.com>
8598 Nigel Stephens <nigel@mips.com>
8600 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8601 (mips16e_output_save_restore): Declare.
8602 (mips16e_save_restore_pattern_p): Likewise.
8603 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8604 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8605 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8606 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8607 (BITSET_P): New global macro, extracted from...
8608 (mips_for_each_saved_reg): ...here.
8609 (mips16e_save_restore_info): New struct.
8610 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8611 (mips16e_save_restore_regs): New variable.
8612 (mips_split_plus, mips16e_find_first_register): New functions.
8613 (mips16e_mask_registers): New function.
8614 (compute_frame_size): Expand the commentary before the function.
8615 Enforce the MIPS16e save and restore register range restrictions.
8616 Pad the general register save area at the low end.
8617 (mips16e_save_restore_reg, mips16e_build_save_restore)
8618 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8619 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8620 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8622 (mips_expand_prologue, mips_expand_epilogue): Handle
8623 GENERATE_MIPS16E_SAVE_RESTORE.
8624 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8626 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8628 PR tree-optimization/31966
8629 PR tree-optimization/32533
8630 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8631 "basic_block" description as its third argument. Update function
8632 calls to get destination bb from "edge" argument. Save "cond" into
8633 aux field of the edge. Update prototype for changed arguments.
8634 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8636 (find_phi_replacement_condition): Operate on incoming edges, not
8637 on predecessor blocks. If there is a condition saved in the
8638 incoming edge aux field, AND it with incoming bb predicate.
8639 Return source bb of the first edge.
8640 (clean_predicate_lists): Clean aux field of outgoing node edges.
8641 (tree_if_conversion): Do not initialize cond variable. Move
8642 variable declaration into the loop.
8643 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8644 initializations of new_stmt, arg0 and arg1 variables.
8646 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8648 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8649 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8651 2007-07-02 Richard Guenther <rguenther@suse.de>
8653 * tree-ssa.c (useless_type_conversion_p): Document
8654 future intent as defining the middle-end type system.
8655 Re-structure to call langhook last, group by type class,
8656 mark questionable parts.
8658 2007-07-02 Richard Guenther <rguenther@suse.de>
8660 * tree-flow.h (types_compatible_p): Declare.
8661 * tree-ssa.c (types_compatible_p): New function.
8662 * ipa-type-escape.c (discover_unique_type): Use
8663 types_compatible_p instead of lang_hooks.types_compatible_p.
8664 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8665 * tree-vn.c (expressions_equal_p): Likewise.
8666 * tree.c (fields_compatible_p): Likewise.
8667 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8668 (cprop_operand): Use useless_type_conversion_p instead of
8669 lang_hooks.types_compatible_p.
8670 * tree-inline.c (setup_one_parameter): Likewise.
8671 (declare_return_variable): Likewise.
8672 * tree-nrv.c (tree_nrv): Likewise.
8673 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8674 (maybe_fold_offset_to_component_ref): Likewise.
8675 (maybe_fold_offset_to_reference): Likewise.
8676 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8677 (merge_alias_info): Likewise.
8678 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8679 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8680 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8681 * tree-tailcall.c (find_tail_calls): Likewise.
8682 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8683 * gimplify.c (canonicalize_addr_expr): Likewise.
8684 (fold_indirect_ref_rhs): Likewise.
8685 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8686 (cpt_same_type): Likewise.
8687 (check_pointer_types_r): Swap parameters to cpt_same_type
8689 * fold-const.c (fold_convert): Revert fix for PR15988.
8690 * tree-inline.c (setup_one_parameter): Instead fix it here by
8691 using fold_build1 instead of fold_convert and checking for
8692 error_mark_node. Convert only if the conversion is necessary.
8694 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8696 * configure.ac: Check for .gnu_attribute on Power.
8697 * configure: Regenerate.
8698 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8699 attribute for floating-point ABI.
8701 2007-07-02 Ira Rosen <irar@il.ibm.com>
8703 PR tree-optimization/32230
8704 PR tree-optimization/32477
8705 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8706 address is a constant.
8708 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8710 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8711 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8712 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8713 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8714 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8715 64-bit targets. Add support for *-elfoabi*.
8716 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8717 different settings if $(tm_defines) does not select the EABI.
8718 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8719 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8720 (MIPS_ARCH_OPTION_SPEC): Likewise.
8721 (MIPS_ISA_LEVEL_SPEC): Likewise.
8722 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8723 * config/mips/elfoabi.h: New file.
8725 2007-07-02 Richard Guenther <rguenther@suse.de>
8727 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8728 (useless_type_conversion_p): ... this.
8729 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8730 (useless_type_conversion_p): ... this.
8731 * builtins.c (fold_builtin_memory_op): Rename
8732 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8733 * tree-cfg.c (verify_expr): Likewise.
8734 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8735 * tree-ssa-ccp.c (ccp_fold): Likewise.
8736 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8737 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8738 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8739 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8740 * tree-ssa-pre.c (eliminate): Likewise.
8741 * tree-ssa.c (delete_tree_ssa): Likewise.
8742 (tree_ssa_useless_type_conversion): Likewise.
8743 * tree.c (build2_stat): Likewise.
8745 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8747 Fix PR tree-optimization/32571
8748 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8751 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8753 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8754 and other expected operations explicitly, change default to
8757 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8759 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8761 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8762 (tls_load_dot_plus_eight): Move the label number into the unspec.
8763 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8765 2007-07-01 Andreas Schwab <schwab@suse.de>
8767 * dwarf2out.c (initial_return_save): Define only if used.
8769 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8771 Unreverting Richard's Revert of:
8773 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8775 * dce.c (deletable_insn_p_1): New function, split out from...
8776 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8777 specially, not those inside PARALLELs. Remove BODY argument
8778 and adjust recursive call accordingly.
8779 (prescan_insns_for_dce): Update call to delete_insn_p.
8781 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8782 Revital Eres <eres@il.ibm.com>
8784 * ddg.c (create_ddg_all_sccs): Fix missed
8785 initialization of scc_nodes.
8787 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8790 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8791 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8793 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8795 * configure.ac: Check for .gnu_attribute on MIPS.
8796 * configure, config.in: Regenerate.
8797 * config/mips/mips.c (mips_file_start): If supported, output
8798 attribute for floating-point ABI.
8800 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8803 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8804 (ffs_cmove): New expander to expand using ctz pattern.
8805 (*ffs_cmove): Remove pattern.
8806 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8807 (ffsdi2): Expand using ctz pattern.
8808 (*ffs_rex64): Remove pattern.
8810 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8812 PR rtl-optimization/32296
8813 * pa.md (return): Delete pattern.
8814 (return_internal): Remove "(const_int 1)" from pattern.
8815 (epilogue): Use return_internal pattern for trivial returns.
8816 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8817 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8819 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8821 * tree-ssa-pre.c (is_exception_related): New function
8822 (can_value_number_operation): Use it.
8824 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8826 Fix PR tree-optimization/32540
8827 Fix PR tree-optimization/31651
8829 * tree-ssa-sccvn.c: New file.
8831 * tree-ssa-sccvn.h: Ditto.
8833 * tree-vn.c: Include tree-ssa-sccvn.h
8834 (val_expr_paid_d): Removed.
8835 (value_table): Ditto.
8836 (vn_compute): Ditto.
8837 (val_expr_pair_hash): Ditto.
8838 (val_expr_pair_expr_eq): Ditto.
8839 (copy_vuses_from_stmt): Ditto.
8842 (shared_vuses_from_stmt): Ditto.
8843 (print_creation_to_file): Moved up.
8844 (sort_vuses): Ditto.
8845 (sort_vuses_heap): Ditto.
8846 (set_value_handle): Make non-static.
8847 (make_value_handle): Ditto.
8848 (vn_add): Rewritten to use sccvn lookups.
8849 (vn_add_with_vuses): Ditto.
8850 (vn_lookup): Ditto (and second argument removed).
8851 (vn_lookup_with_vuses): Ditto.
8852 (vn_lookup_or_add): Ditto (and second argument removed);
8853 (vn_lookup_or_add_with_vuses): Ditto.
8854 (vn_lookup_with_stmt): New.
8855 (vn_lookup_or_add_with_stmt): Ditto.
8856 (create_value_handle_for_expr): Ditto.
8858 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8859 (seen_during_translate): New function.
8860 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8861 (phi_trans_add): Ditto.
8862 (constant_expr_p): FIELD_DECL is always constant.
8863 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8864 Use constant_expr_p.
8865 Avoid infinite recursion on mutually valued expressions.
8866 Change callers of vn_lookup_or_add.
8867 (phi_translate): New function.
8868 (compute_antic_safe): Allow phi nodes.
8869 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8870 (find_or_generate_expression): Rewrite slightly.
8871 (create_expression_by_pieces): Updated for vn_lookup_or_add
8873 Update VN_INFO for new names.
8874 (insert_into_preds_of_block): Update for new names.
8875 (add_to_exp_gen): New function.
8876 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8877 (find_existing_value_expr): Rewrite to changed vn_lookup.
8878 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8879 (try_look_through_load): Removed.
8880 (try_combine_conversion): Ditto.
8881 (get_sccvn_value): New function.
8882 (make_values_for_phi): Ditto.
8883 (make_values_for_stmt): Ditto.
8884 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8886 (init_pre): Update for SCCVN changes.
8888 (execute_pre): Ditto.
8890 * tree-flow.h (make_value_handle): Declare.
8891 (set_value_handle): Ditto.
8892 (sort_vuses_heap): Ditto.
8893 (vn_lookup_or_add_with_stmt): Ditto.
8894 (vn_lookup_with_stmt): Ditto.
8895 (vn_compute): Remove.
8898 (vn_lookup): Update arguments.
8900 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8902 (tree-ssa-sccvn.o): New.
8903 (OBJS-common): Add tree-ssa-sccvn.o
8905 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8908 * c-typeck.c (build_external_ref): Don't mark as used if called
8910 * calls.c (rtx_for_function_call): Likewise.
8912 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8916 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8918 * dce.c (deletable_insn_p_1): New function, split out from...
8919 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8920 specially, not those inside PARALLELs. Remove BODY argument
8921 and adjust recursive call accordingly.
8922 (prescan_insns_for_dce): Update call to delete_insn_p.
8924 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8926 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8927 (try_combine): Move potential calls to undo_all() so they happen
8928 before we commit to using the combined insns.
8930 2006-06-30 Jan Hubicka <jh@suse.cz>
8932 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8935 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8937 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8938 (cgraph_remove_unreachable_nodes): Likewise.
8939 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8940 * ipa-inline.c (update_caller_keys): Cast according to the coding
8942 (cgraph_decide_recursive_inlining): Likewise.
8943 (cgraph_decide_inlining_of_small_function): Likewise.
8944 (try_inline): Likewise.
8945 (cgraph_decide_inlining_incrementally): Likewise.
8946 * ipa-pure-const.c (get_function_state): Likewise.
8947 (scan_function): Likewise.
8948 (analyze_function): Likewise.
8949 (static_execute): Likewise.
8950 * ipa-reference.c (scan_for_static_refs): Likewise.
8951 (merge_callee_local_info): Likewise.
8952 (analyze_function): Use type safe memory macros.
8953 (static_execute): Likewise. Cast according to the coding conventions.
8954 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8956 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8958 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8959 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8962 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8965 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8966 for complex modes (both int and real).
8968 2007-06-29 Jan Hubicka <jh@suse.cz>
8970 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8972 2007-06-29 Jan Hubicka <jh@suse.cz>
8975 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8978 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8981 * config/avr/avr.c: Include dataflow header file.
8982 (expand_prologue): Adjust for prologue insn change.
8983 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8986 2007-06-29 Richard Guenther <rguenther@suse.de>
8989 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8990 during type verification.
8992 2007-06-29 Jan Hubicka <jh@suse.cz>
8994 * recog.c (validate_change_rtx_1): Unshare TO argument.
8996 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8998 PR tree-optimization/24659
8999 * tree-vect-transform.c (vectorizable_call): Handle
9000 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9002 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9003 * config/i386/i386.c (enum ix86_builtins)
9004 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9005 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9007 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9008 const using def_builtin_const.
9009 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9010 input operands in the same modes as the result.
9011 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9013 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9015 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9016 (df_set_dead_notes_for_mw): Likewise.
9018 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9020 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9022 2007-06-28 DJ Delorie <dj@redhat.com>
9024 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9026 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9028 * doc/invoke.texi (C++ Dialect Options): Document
9029 fvisibility-ms-compat.
9030 * c.opt (fvisibility-ms-compat): New.
9032 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9035 * tree-affine.c (aff_combination_add_elt): Handle
9036 pointer addition specially.
9038 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9040 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9041 decl is non-external for AIX ABI.
9043 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9045 * config/rs6000/predicates.md (current_file_function_operand):
9046 Ensure the symbol is non-external for AIX ABI.
9048 2007-06-28 Nick Clifton <nickc@redhat.com>
9050 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9051 (fdce, fdse, fpredictive-commoning): Likewise.
9053 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9056 * gcc.c (process_command): Recognize the new -static-libgfortran
9059 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9062 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9063 Use a call clobbered hard reg instead of a pseudo reg.
9065 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9067 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9069 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9072 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9073 REG_LIBCALL and REG_RETVAL notes.
9074 (divsi3, mulsi3): Likewise.
9075 (mulhisi3): Likewise. Use emit_libcall_block.
9076 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9078 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9080 PR rtl-optimization/32481
9081 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9083 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9085 * dce.c (deletable_insn_p_1): New function, split out from...
9086 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9087 specially, not those inside PARALLELs. Remove BODY argument
9088 and adjust recursive call accordingly.
9089 (prescan_insns_for_dce): Update call to delete_insn_p.
9091 2007-06-27 Richard Guenther <rguenther@suse.de>
9094 * tree.h (fold_convertible_p): Declare.
9095 * fold-const.c (fold_convertible_p): New function.
9096 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9097 instead of lang_hooks.types_compatible_p.
9099 2007-06-26 Jan Hubicka <jh@suse.cz>
9101 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9102 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9103 early use validate_unshare_change.
9104 (reload_combine): Likewise.
9105 * recog.c (change_t): New field unshare.
9106 (validate_change_1): Rename from validate_change; add argument unshare.
9107 (validate_change): Turn into wrapper of validate_change_1; update
9108 prototype for bools.
9109 (validate_unshare_change): New.
9110 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9111 calls of df_insn_rescan.
9112 * recog.h (validate_change): Replace ints by bools.
9113 (validate_unshare_change): Declare.
9115 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9117 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9119 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9121 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9123 2007-06-25 Jan Hubicka <jh@suse.cz>
9125 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9127 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9128 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9129 places other call site specific checks are performed.
9131 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9134 * tree-vect-transform.c (vectorizable_operation): Convert
9135 POINTER_PLUS_EXPR over to PLUS_EXPR.
9137 2007-06-25 Chao-ying Fu <fu@mips.com>
9139 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9140 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9141 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9142 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9144 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9145 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9146 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9147 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9148 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9149 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9150 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9151 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9152 ALL_FIXED_POINT_MODE_P): New define.
9153 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9155 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9157 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9158 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9159 MODE_VECTOR_UACCUM): New mode classes.
9161 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9162 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9163 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9166 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9167 (blank_mode): Initialize ibit and fbit.
9168 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9169 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9171 (new_adjust): Change required_class to required_class_from and
9172 required_class_to for testing within a range.
9173 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9174 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9176 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9177 (make_fixed_point_mode): New.
9178 (_ADD_ADJUST): Change C to C1 and C2.
9179 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9180 use a range for machine classes.
9181 (ADJUST_IBIT, ADJUST_FBIT): New.
9182 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9184 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9185 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9186 Emit adjustment for ibit and fbit.
9187 (emit_mode_ibit, emit_mode_fbit): New.
9188 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9190 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9192 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9193 as the source of the set.
9195 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9197 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9198 FP_REGNO_P): Use IN_RANGE.
9199 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9200 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9201 (DATA_REG_P): Use DATA_REGNO_P.
9202 (FP_REG_P): Use FP_REGNO_P.
9203 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9204 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9205 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9207 2007-06-24 Jan Hubicka <jh@suse.cz>
9210 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9212 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9215 * fold-const.c (fold_binary): Strip nops of operand 0
9216 of BIT_NOT_EXPR before calling operand_equal_p.
9217 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9218 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9220 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9222 * doc/extend.texi: Document that dllimport and dllexport imply
9224 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9225 imported or exported declaration, including type declarations.
9226 * c-common.c (handle_visibility_attribute): Check for conflicts
9227 with dllimport/dllexport.
9228 (c_determine_visibility): Handle dllimport/dllexport as an
9229 explicit visibility atttribute.
9231 2007-06-23 Richard Guenther <rguenther@suse.de>
9233 PR tree-optimization/16876
9235 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9237 * tree-inline.c (initialize_inlined_parameters): Do not call
9238 lang_hooks.tree_inlining.convert_parm_for_inlining.
9239 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9240 reason for mismatched types.
9241 * gimplify.c (gimplify_call_expr): Verify the call expression
9242 arguments match the called function type signature. Otherwise
9243 mark the call expression to be not considered for inlining
9244 using CALL_CANNOT_INLINE_P flag.
9245 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9246 edges call expression.
9247 (cgraph_decide_inlining_of_small_function): Likewise.
9248 (cgraph_decide_inlining): Likewise.
9249 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9251 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9252 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9253 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9255 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9256 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9258 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9259 convert_parm_for_inlining member.
9261 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9264 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9265 Remove optimization for GT.
9267 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9270 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9272 (prescan_insns_for_dce): Add extra parameter.
9274 2007-06-23 Jan Hubicka <jh@suse.cz>
9277 * gimplify.c (mark_addressable): New function.
9278 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9280 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9283 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9285 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9288 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9289 moves between MMX/SSE registers to at least 8 units to prevent
9290 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9292 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9294 * config/i386/i386.c (override_options): Correct x86_sahf
9297 2007-06-21 David Daney <ddaney@avtrex.com>
9300 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9301 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9302 (exception_receiver): Renamed to ...
9303 (nonlocal_goto_receiver): ... this.
9305 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9307 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9308 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9309 partial register accesses.
9311 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9313 * fold-const.c (debug_fold_checksum): Move it under
9314 ENABLE_FOLD_CHECKING.
9316 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9319 * tree.h (debug_fold_checksum): Declared.
9320 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9321 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9322 build_fold_addr_expr_with_type_1.
9323 (fold_addr_expr, debug_fold_checksum): New.
9324 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9325 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9328 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9330 PR tree-optimization/19590
9331 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9332 of scev is a constant.
9334 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9336 * df-problems.c (df_note_bb_compute): Made computation of live
9337 info consistent with df_lr.
9339 2007-06-21 Richard Guenther <rguenther@suse.de>
9341 PR tree-optimization/32453
9342 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9343 for pointer anti-range.
9345 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9347 * config/i386/i386.c (processor_target_table): Increase maximum
9348 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9351 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9352 byte alignment if > 8 byte alignment is preferred.
9353 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9355 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9357 PR tree-optimization/31866
9358 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9359 if ASM_EXPR's input is not a SSA_NAME.
9362 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9363 but decl is a global var, instead return decl.
9364 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9365 even for is_global_var decls, if they are private in some outer
9368 2007-06-21 Richard Guenther <rguenther@suse.de>
9370 PR tree-optimization/32451
9371 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9373 2007-06-21 Christian Bruel <christian.bruel@st.com>
9375 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9376 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9377 (push_regs): Changed saving order or banked registers.
9378 (sh_expand_epilogue): Likewise.
9379 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9380 (FIRST_BANKED_REG): Likewise.
9381 (LAST_BANKED_REG): Likewise.
9382 * config/sh/sh.md (banked) New attribute.
9383 (in_delay_slot): Check banked attribute.
9385 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9387 PR tree-optimization/32075
9388 * tree-data-ref.c (subscript_dependence_tester_1,
9389 analyze_miv_subscript, analyze_overlapping_iterations,
9390 add_distance_for_zero_overlaps, build_classic_dist_vector,
9391 subscript_dependence_tester_1, analyze_overlapping_iterations,
9392 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9393 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9394 to evolution_function_is_affine_multivariate_p.
9396 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9398 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9400 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9403 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9405 * config/m32c/prologue.md (epilogue_exitd_16): New.
9406 (epilogue_reit_16): New.
9407 (epilogue_exitd): Rename to epilogue_exitd_24.
9408 (epilogue_reit): Rename to epilogue_reit_24.
9410 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9411 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9413 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9415 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9416 if dbg_cnt (sched_insn) reaches the limit.
9417 (choose_ready): New parameter INSN_PTR and new return value.
9418 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9419 the new return value from choose_ready.
9420 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9421 (rest_of_handle_global_alloc): New global_alloc_at_func.
9423 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9425 PR tree-optimization/25737
9426 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9427 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9428 * tree-flow.h (struct fieldoff): Add new field alias_set.
9429 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9430 argument addressable_type. Set alias_set of fieldoff.
9431 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9432 (create_overlap_variables_for): Pass alias_set from fieldoff to
9434 * alias.c (get_alias_set): Use alias_set from SFT if set.
9436 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9438 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9439 of a variable as an unsigned HOST_WIDE_INT integer.
9441 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9443 PR rtl-optimization/32405
9444 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9446 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9448 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9451 * builtins.c: Include diagnostic.h.
9452 (expand_builtin_expect): Make gcc_assert more permissive.
9453 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9456 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9460 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9461 if ACCUMULATE_OUTGOING_ARGS.
9463 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9465 * config/m68hc11/m68hc11.c: Include dataflow header file.
9466 (m68hc11_reorg): Port to dataflow.
9468 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9470 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9471 (struct df_problem.free_blocks_on_set_blocks): New field.
9472 (struct dataflow.optional_p): New field.
9473 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9474 (df_live_set_all_dirty): New function.
9475 * df-scan.c (df_scan_alloc): Initialize optional_p.
9476 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9477 * df-core.c (df_set_blocks): Removed use of
9478 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9479 df_problem.free_blocks_on_set_blocks to determine which blocks are
9481 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9482 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9483 uses dataflow.optional_p to determine if problem should be
9485 (rest_of_handle_df_initialize): Only start live problem if
9487 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9488 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9489 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9490 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9491 problem_NOTE): Initialize free_blocks_on_set_blocks.
9492 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9494 (df_live_set_all_dirty, df_note_alloc): New function.
9495 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9497 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9498 * postreload.c (reload_combine): Ditto.
9499 * cse.c (cse_extended_basic_block): Ditto.
9500 * regmove.c (mark_flags_life_zones): Ditto.
9501 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9502 erase_matching_seqs): Ditto.
9503 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9504 * integrate (allocate_initial_values): Ditto.
9505 * combine.c (reg_dead_at_p): Ditto.
9506 * resource.c (mark_target_live_regs): Ditto.
9507 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9508 * config/sh/sh.c (find_r0_life_regions): Ditto.
9509 * global.c (rest_of_handle_global_alloc): Only add back df_live
9511 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9513 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9515 (if_convert): Make sure df_live is there at -O == 1.
9516 (pass_if_after_combine): Cleanup flags.
9517 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9518 is there at -O == 1.
9520 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9522 * config/arm/arm.c (arm_get_frame_offsets): Set
9523 offsets->locals_base to avoid negative stack size.
9524 (thumb1_expand_prologue): Assert on negative stack size.
9526 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9528 PR tree-optimization/32367
9529 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9530 of the chrec has no evolution in that loop.
9531 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9533 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9535 * config/xtensa/xtensa.c: Include "df.h".
9536 (xtensa_builtin_saveregs): Use adjust_address instead of
9538 (xtensa_va_start): Invoke make_tree with sizetype for
9539 expand_builtin_saveregs and then convert the result to a pointer.
9540 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9541 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9542 Subtract argument size from index value as integers and then use
9543 POINTER_PLUS_EXPR to add the result to the array address.
9545 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9548 * config/m32c/m32c.c: Include dataflow header file.
9549 (m32c_emit_prologue): Adjust for prologue insn change.
9550 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9551 once inside a PARALLEL. Assume frame size passed in operand 0
9552 includes space to save the fb register.
9553 (prologue_enter_24): Likewise.
9554 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9556 2007-06-19 David Daney <ddaney@avtrex.com
9559 * config/mips/mips.md (cprestore): Mark $gp as used.
9561 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9564 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9565 (frv_ifcvt_modify_insn): Likewise.
9567 2007-06-19 Richard Guenther <rguenther@suse.de>
9569 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9570 only handle positive offsets that fit in a HOST_WIDE_INT.
9572 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9574 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9575 result of rsqrt insn for zero input argument to avoid NaN.
9577 2007-06-19 Richard Guenther <rguenther@suse.de>
9580 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9582 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9584 PR tree-optimization/32353
9585 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9587 2007-06-19 Nick Clifton <nickc@redhat.com>
9589 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9591 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9594 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9595 * config/i386/i386.c (assign_386_stack_local): Assert that
9596 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9597 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9598 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9599 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9601 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9603 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9605 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9607 PR rtl-optimization/32321
9608 * gcse.c (replace_store_insn): Update the note before
9609 calling emit_insn_after.
9611 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9614 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9616 * df-problems.c (df_note_bb_compute): Fix dumping info.
9618 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9620 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9621 insn with emit_jump_insn.
9623 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9625 PR tree-optimization/32383
9626 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9627 * targhooks.h (default_builtin_reciprocal): Update prototype.
9628 * target.h (struct gcc_target): Update builtin_reciprocal.
9629 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9630 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9631 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9632 when fndecl is in BUILT_IN_MD class.
9633 (execute_convert_to_rsqrt): Ditto.
9635 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9636 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9637 Convert BUILT_IN_SQRTF code only when md_fn is false.
9639 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9641 * bt-load.c (move_btr_def): Fix the order of arguments
9642 to validate_replace_rtx.
9644 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9646 * config/m68k/m68k-devices.def: Add 54450..54455.
9648 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9650 PR rtl-optimization/32366
9651 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9652 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9655 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9658 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9659 this is true, rescan insn being modified.
9660 (sms_schedule): Added rescan parameter.
9661 (rest_of_handle_sms): Moved freeing of dominance info to before
9662 getting out of cfg_layout.
9664 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9666 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9667 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9670 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9671 FL_CF_EMAC from the entry for isac.
9673 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9674 (const_sibcall_operand): New.
9675 (sibcall_operand): Use it.
9676 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9677 (m68k_isas): ISAC does not imply FPU or EMAC.
9678 (override_options): Add ISA_C logic for symbolic jump & call.
9680 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9682 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9683 return mode from the builtin itself.
9684 (sparc_fold_builtin): Fix cast of zero constant.
9686 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9688 * targhooks.c (default_builtin_reciprocal): New default target hook.
9689 * targhooks.h (default_builtin_reciprocal): Add prototype.
9690 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9691 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9692 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9693 default_builtin_reciprocal.
9695 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9698 * hooks.c (hook_tree_tree_bool_null): New hook.
9699 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9700 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9701 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9702 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9703 and convert it to reciprocal a*rfunc(b).
9704 (execute_convert_to_rsqrt): New function.
9705 (gate_convert_to_rsqrt): New function.
9706 (pass_convert_to_rsqrt): New pass definition.
9707 * target.h (struct gcc_target): Add builtin_reciprocal.
9708 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9709 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9710 TARGET_BUILTIN_RECIPROCAL.
9711 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9713 * config/i386/i386.h (TARGET_RECIP): New define.
9714 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9715 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9716 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9717 and not optimizing for size.
9718 (*rcpsf2_sse): New insn pattern.
9719 (*rsqrtsf2_sse): Ditto.
9720 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9721 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9722 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9723 and not optimizing for size.
9724 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9725 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9726 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9727 and not optimizing for size.
9728 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9729 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9730 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9731 and not optimizing for size.
9732 (*sse_rsqrtv4sf2): Do not export.
9734 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9735 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9736 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9737 and not optimizing for size.
9739 * config/i386/i386.opt (mrecip): New option.
9740 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9741 (ix86_emit_swsqrtsf): Ditto.
9742 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9743 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9745 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9746 ix86_expand_unop1_builtin.
9747 (ix86_emit_swdivsf): New function.
9748 (ix86_emit_swsqrtsf): Ditto.
9749 (ix86_builtin_reciprocal): New function.
9750 (TARGET_BUILTIN_RECIPROCAL): Use it.
9751 (ix86_vectorize_builtin_conversion): Rename from
9752 ix86_builtin_conversion.
9753 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9754 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9755 "i386 and x86_64 Options" section.
9756 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9758 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9759 Zdenek Dvorak <dvorakz@suse.cz>
9760 Richard Guenther <rguenther@suse.de>
9761 Kaz Kojima <kkojima@gcc.gnu.org>
9763 * tree-vrp.c (compare_values_warnv): Convert val2 to
9765 (extract_range_from_assert): Create
9766 POINTER_PLUS_EXPR for pointer types.
9767 (extract_range_from_binary_expr): Handle
9768 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9770 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9771 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9772 POINTER_PLUS_EXPR as PLUS_EXPR.
9773 (number_of_iterations_lt_to_ne):
9774 For pointer types, use sizetype when
9775 creating MINUS_EXPR/PLUS_EXPRs.
9776 (assert_loop_rolls_lt): For pointer types, use sizetype when
9777 creating MINUS_EXPR/PLUS_EXPRs.
9778 (number_of_iterations_le): Likewise.
9779 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9780 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9781 like PLUS_EXPR and MINUS_EXPR.
9782 * tree-pretty-print.c (dump_generic_node): Handle
9784 (op_prio): Likewise.
9785 (op_symbol_1): Likewise.
9786 * optabs.c (optab_for_tree_code): Likewise.
9787 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9789 * tree-tailcall.c (process_assignment): Mention
9790 POINTER_PLUS_EXPR in a TODO comment.
9791 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9792 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9793 not used with a pointer and an integer type.
9794 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9795 increment using chrec_convert_rhs instead of chrec_convert.
9796 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9797 PLUS_EXPR except for the right hand side's type will be
9799 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9800 (fold_used_pointer_cast): Kill.
9801 (pointer_offset_p): Kill.
9802 (fold_used_pointer): Kill.
9803 (pointer_used_p): Kill.
9804 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9805 call fold_used_pointer.
9806 (instantiate_parameters_1): Convert the increment
9807 using chrec_convert_rhs instead of chrec_convert.
9808 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9809 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9810 instead of PLUS_EXPR.
9811 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9812 PLUS_EXPR for pointers.
9813 (std_gimplify_va_arg_expr): Likewise.
9814 (fold_builtin_memory_op): Likewise.
9815 (fold_builtin_strstr): Likewise.
9816 (fold_builtin_strchr): Likewise.
9817 (fold_builtin_strrchr): Likewise.
9818 (fold_builtin_strpbrk): Likewise.
9819 (expand_builtin_memory_chk): Likewise.
9820 (fold_builtin_memory_chk): Likewise.
9821 (std_expand_builtin_va_start): Use
9822 sizetype for the call to make_tree and then convert
9823 to the pointer type.
9824 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9825 instead of PLUS_EXPR for adding to a pointer.
9826 (std_gimplify_va_arg_expr): Use fold_build2 for
9827 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9828 the operands to sizetype first and then cast the BIT_AND_EXPR
9829 back to the pointer type.
9830 * fold-const.c (build_range_check): Handle pointer types
9832 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9833 of PLUS_EXPR's. Make sure the offset is converted to
9835 (try_move_mult_to_index): Strip the NOPs from the offset.
9836 Remove code argument and replace all uses with PLUS_EXPR.
9837 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9838 specially. Don't use a pointer type for MINUS_EXPR.
9839 (fold_unary): Handle for (T1)(X op Y),
9840 only p+ as that is the only as that can be handled for
9841 binary operators now.
9842 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9844 <case PLUS_EXPR>: Add folding of PTR+INT into
9846 Don't call try_move_mult_to_index.
9847 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9848 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9849 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9850 Don't call try_move_mult_to_index.
9851 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9852 (tree_expr_nonzero_p): Likewise.
9853 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9854 of PLUS_EXPR for the complex expression folding.
9855 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9856 first chrec is a pointer type, then the second should
9857 be sizetype and not the first's type.
9858 For POINTER_PLUS_EXPR, use a different right hand side type.
9859 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9860 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9861 different right hand side type.
9862 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9863 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9864 instead of PLUS_EXPR.
9865 When either operand is zero, convert the other operand.
9866 (chrec_apply): Use chrec_convert_rhs
9867 on the argument x instead of chrec_convert.
9868 (reset_evolution_in_loop): For pointer types, the new_evol
9870 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9871 different right hand side type.
9872 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9873 (chrec_convert_rhs): New function.
9874 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9875 different right hand side type.
9876 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9877 * tree-chrec.h (chrec_convert_rhs): New prototype.
9878 (build_polynomial_chrec): For pointer types, the right hand
9879 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9880 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9881 Remove subtraction case as it is always addition now.
9882 Make sure the offset is converted to sizetype.
9883 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9884 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9885 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9886 PLUS_EXPR in pointer type.
9887 Handle POINTER_PLUS_EXPR.
9888 (tree_to_aff_combination): Likewise.
9889 (force_expr_to_var_cost): Likewise.
9890 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9891 instead of PLUS_EXPR for pointers.
9892 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9893 instead of PLUS_EXPR of pointer types.
9894 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9896 (check_va_list_escapes): Likewise.
9897 (check_all_va_list_escapes): Likewise.
9898 * dwarf2out.c (loc_descriptor_from_tree_1):
9899 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9900 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9901 (string_constant): Likewise.
9902 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9903 the offset to the base, use POINTER_PLUS_EXPR.
9904 (add_to_parts): Convert the index to sizetype.
9905 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9906 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9907 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9908 Offset only holds something for PLUS_EXPR.
9909 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9911 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9913 (analyze_accesses_for_modify_stmt): Likewise.
9914 Remove comment about the type being integral type as it is
9916 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9918 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9920 Correct the type which the artimentic is done in (is now
9923 * tree-data-ref.c (split_constant_offset): Handle
9925 * tree-affine.c (tree_to_aff_combination): Likewise.
9926 * c-typeck.c (build_unary_op): For pointers create the increment
9927 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9929 * gimplify.c (gimplify_self_mod_expr): Create a
9930 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9931 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9932 * tree.def (POINTER_PLUS_EXPR): New tree code.
9933 * tree-predcom.c (ref_at_iteration): If we have a pointer
9934 type do the multiplication in sizetype.
9935 * tree-mudflap.c (mf_xform_derefs_1): Create a
9936 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9937 * tree-ssa-forwprop.c
9938 (forward_propagate_addr_into_variable_array_index):
9939 Don't expect there to be a cast for the index as that
9940 does not exist anymore.
9941 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9942 instead of PLUS_EXPR.
9943 Don't check for the first operand of the POINTER_PLUS_EXPR
9944 was the index as it cannot be.
9945 Call forward_propagate_addr_into_variable_array_index with
9946 the SSA_NAME instead of the statement.
9947 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9948 (compare_constant): Likewise.
9949 (copy_constant): Likewise.
9950 (compute_reloc_for_constant): Likewise.
9951 (output_addressed_constants): Likewise.
9952 (initializer_constant_valid_p): Likewise.
9953 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9954 Convert the MIN/MAX of the inner type to the outer
9955 type before comparing them.
9956 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9957 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9958 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9959 of PLUS_EXPR for pointers.
9960 * tree-inline.c (estimate_num_insns_1): Handle
9962 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9963 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9964 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9965 instead of PLUS_EXPR for the pointer increment statement.
9966 (vect_update_ivs_after_vectorizer): For pointer types, create
9967 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9968 MULT_EXPR in sizetype.
9969 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9971 * tree-object-size.c (plus_expr_object_size): Handle
9972 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9973 code which is trying to figure out which side is a pointer and
9975 (check_for_plus_in_loops_1): Likewise.
9976 (check_for_plus_in_loops): Likewise.
9977 * c-common.c (pointer_int_sum): Create a
9978 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9979 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9980 only POINTER_PLUS_EXPR. Removing all the extra
9981 code which is trying to figure out which side is a pointer and
9983 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9984 PLUS_EXPR and MINUS_EXPR.
9985 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9987 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9988 with make_tree, instead of a pointer type.
9989 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9990 for pointers instead of PLUS_EXPR.
9991 (s390_gimplify_va_arg): Likewise.
9992 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9993 instead of PLUS_EXPR when doing addition on pointer
9994 types. Use sizetype for the second operand.
9995 (spu_gimplify_va_arg_expr): Likewise.
9996 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9997 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9998 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9999 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10000 for the pointer addition and also use size_int/sizetype
10002 (ix86_gimplify_va_arg): Likewise.
10003 Perform BIT_AND_EXPR on sizetype arguments.
10004 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10005 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10006 for the pointer additions and also use size_int for the offsets.
10007 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10008 additions and also use size_int for the offsets. Perform
10009 BIT_AND_EXPR on sizetype arguments.
10010 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10011 POINTER_PLUS_EXPR for pointers and create the
10012 BIT_AND_EXPR in sizetype.
10013 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10014 instead of PLUS_EXPR for pointer addition.
10015 (rs6000_va_start): Likewise.
10016 Also use sizetype for the offset.
10017 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10018 as PLUS_EXPR/MINUS_EXPR.
10019 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10020 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10021 Don't use BIT_AND_EXPR on a pointer type, convert the
10022 expression to sizetype first.
10023 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10025 (mips_gimplify_va_arg_expr): Likewise.
10026 Don't create BIT_AND_EXPR in a pointer type.
10028 2007-06-15 Eric Christopher <echristo@apple.com>
10030 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10031 (x86_64-*-darwin*): Ditto.
10032 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10035 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10037 * doc/extend.texi: Document behavior of __attribute__((aligned))
10040 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10042 * rtlanal.c (note_stores): Improve documentation.
10044 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10046 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10047 LOCAL_LABEL_PREFIX): Delete.
10048 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10049 (bfin_internal_label): Delete.
10051 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10053 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10054 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10055 otherwise define to LIBGCC2_TF_CEXT.
10056 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10057 (LIBGCC_TF_CEXT): Ditto.
10060 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10062 PR rtl-optimization/32339
10063 * df-scan.c (df_uses_record): Don't modify flags but just add to
10064 it for df_ref_record.
10066 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10068 * tree-mudflap.c: Fix whitespace issues.
10070 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10072 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10074 2007-06-14 Eric Christopher <echristo@apple.com>
10076 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10077 (movv4sf): Use gcc_unreachable instead of abort.
10079 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10082 * config/i386/sfp-machine.h (CMPtype): New define.
10083 (mach stubs): Use CMPtype instead of int as a return type.
10085 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10087 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10088 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10089 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10090 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10091 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10092 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10093 config/soft-fp/soft-fp.h: Update from glibc CVS.
10095 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10097 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10099 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10102 * config/v850/v850.c: Include dataflow header file.
10103 (substitute_ep_register): Fix typo.
10105 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10107 * configure.ac: Fix earlier checkin.
10108 * configure: Regenerated.
10110 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10112 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10113 * aclocal.m4: Regenerate.
10114 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10115 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10116 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10117 * configure: Regenerate.
10118 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10120 * Makefile.in (quickstrap): Build libgcc too.
10122 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10124 * configure.ac: Add --enable-checking=df. Explicitly mention that
10125 the variables are initialized as for "release".
10126 * df-core.c: Use it.
10127 * configure: Regenerate.
10128 * config.in: Regenerate.
10130 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10132 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10133 validate_replace_rtx instead of replace_rtx.
10134 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10136 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10138 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10139 (DWARF2_UNWIND_INFO): Override default if configured with
10141 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10142 (ENDFILE_SPEC): Add crtend.o.
10143 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10144 (ENDFILE_SPEC): Add crtend.o.
10145 (TARGET_USE_JCR_SECTION): Define.
10146 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10148 * config/i386/cygming-crtbegin.c: New file.
10149 * config/i386/cygming-crtend.c: New file.
10151 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10153 * config/i386/w32-unwind.h: New file.
10155 2007-06-13 Eric Christopher <echristo@apple.com>
10157 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10158 the user set a value below STACK_BOUNDARY.
10160 2007-06-13 Thiemo Seufer <ths@networkno.de>
10162 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10163 imply -lpthread for -pthread.
10165 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10167 * basic-block.h: Remove the prototype for
10168 free_basic_block_vars.
10169 * cfglayout.h: Remove the prototype for
10170 insn_locators_initialize.
10171 * tree.h: Remove the prototype for emit_line_note.
10173 * tree-ssa-pre.c (mergephitemp): Remove.
10174 (init_pre): Don't use mergephitemp.
10176 2007-06-13 Eric Christopher <echristo@apple.com>
10178 * config/i386/i386.c (override_options): If we've specified
10179 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10181 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10183 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10186 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10188 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10189 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10190 (eh_store_handler): New pattern.
10191 (eh_return): Emit it instead of a plain move.
10193 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10195 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10196 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10197 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10200 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10202 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10203 (find_next_insn_start, find_load): New functions.
10204 (bfin_reorg): Use them to deal with the fact that parallel insns are
10205 no longer represented as a SEQUENCE.
10207 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10209 * config/sparc/sparc.c (sparc_override_options): Initialize
10210 fpu mask correctly.
10212 2007-06-13 Dave Korn <dave.korn@artimi.com>
10214 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10217 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10219 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10220 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10221 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10222 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10223 tree-vect-transform.c: Fix comment typos. Follow spelling
10226 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10228 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10229 to the exit block use set.
10230 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10231 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10232 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10234 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10236 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10237 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10238 to indicate an error.
10239 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10241 (dbg_cnt_process_opt): Print an error on a bad argument.
10242 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10243 * common.opt (-fdbg-cnt-list): New.
10244 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10246 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10248 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10249 flag on ref-all pointers.
10251 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10253 PR middle-end/31579
10254 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10255 for the offset with the modifier as EXPAND_INITIALIZER
10256 if the modifier is EXPAND_INITIALIZER.
10257 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10258 a register if we had an overflow.
10260 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10262 * real.c (real_isfinite): New.
10263 (real_sqrt): Use it.
10264 * real.h (real_isfinite): New.
10265 * builtins.c: Use it.
10267 2007-06-12 Ian Lance Taylor <iant@google.com>
10268 Daniel Berlin <dberlin@dberlin.org>
10271 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10272 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10273 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10274 (DECL_NO_TBAA_P): Define.
10275 (struct tree_decl_common): Add no_tbaa_flag field.
10276 * tree-ssa-structalias.c (struct variable_info): Add
10277 no_tbaa_pruning field.
10278 (new_var_info): Initialize no_tbaa_pruning field.
10279 (unify_nodes): Copy no_tbaa_pruning field.
10280 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10281 (dump_solution_for_var): Print no_tbaa_pruning flag.
10282 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10284 (compute_tbaa_pruning): New static function.
10285 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10286 Call compute_tbaa_pruning.
10287 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10288 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10289 * gimple-low.c (lower_stmt): Likewise.
10290 * tree-gimple.c (is_gimple_stmt): Likewise.
10291 * tree-ssa-operands.c (get_expr_operands): Likewise.
10292 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10293 * tree-inline.c (estimate_num_insns_1): Likewise.
10294 (copy_result_decl_to_var): Likewise.
10295 * expr.c (expand_expr_real_1): Likewise.
10296 * tree-pretty-print.c (dump_generic_node): Likewise.
10297 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10298 * omp-low.c (omp_copy_decl_2): Likewise.
10299 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10300 * doc/c-tree.texi (Expression trees): Document
10301 CHANGE_DYNAMIC_TYPE_EXPR.
10303 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10305 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10306 with !HONOR_NANS and !HONOR_INFINITIES.
10307 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10309 2007-06-12 Tristan Gingold <gingold@adacore.com>
10311 * gcov.c: Comments updated.
10312 (source_info): Add file_time field.
10313 (source_index): New variable.
10314 (mutiple_files): New variable.
10315 (generate_results): New function extracted from process_file.
10316 (process_file): Save and restore chain of functions, generate
10317 results and free structures only if not merging results.
10318 (release_structures): File names are now freed in create_file_names
10319 (create_file_names): Free previous file names.
10320 (find_source): File date is now read here and modifications in
10321 source files is checked here.
10322 (read_graph_file): Only reverse order of functions for the current
10324 (make_gcov_file_name): Do not generate long names if input_name is
10326 (output_lines): If merging results do not display graph, data and
10328 Checking source file modification is done in find_source.
10330 * doc/gcov.texi: Append an s to sourcefile.
10332 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10334 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10335 (forced_nop): New pattern.
10336 * config/bfin/bfin.c: Include "df.h".
10337 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10338 (bfin_discover_loop): Use df_get_live_in instead of
10339 global_live_at_start.
10340 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10341 df_analyze when done.
10342 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10343 the insns. Use QImode for the final insn in a bundle. Call
10344 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10346 (reorder_var_tracking_notes): New function.
10347 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10348 update_life_info. Call df_analyze after scheduling and bundle
10349 generation. Call reorder_var_tracking_notes if generating these
10350 notes. Call df_finish_pass at the end.
10352 2007-06-12 Dirk Mueller <dmueller@suse.de>
10354 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10355 a comparison, not an assignment.
10357 2007-06-12 Olivier Hainque <hainque@adacore.com>
10359 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10360 Request walking the subtrees only, leaving the current is_lhs/val_only
10362 (convert_non_local_reference): Likewise.
10364 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10366 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10368 2007-06-12 Richard Guenther <rguenther@suse.de>
10370 PR tree-optimization/15353
10371 PR tree-optimization/31657
10372 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10373 * timevar.def: Add TV_TREE_IFCOMBINE.
10374 * tree-pass.h (pass_tree_ifcombine): Declare.
10375 * tree-ssa-ifcombine.c: New file.
10376 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10377 * tree-flow.h (blocks_in_phiopt_order): Declare.
10378 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10379 (tree-ssa-ifcombine.o): New dependencies.
10381 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10383 PR rtl-optimization/32293
10384 * combine.c (simplify_if_then_else): Truncate return from
10385 nonzero_bits() to correct mode.
10387 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10389 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10390 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10392 2007-06-11 Diego Novillo <dnovillo@google.com>
10394 * Makefile.in (reload1.o-warn): Remove.
10396 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10398 * combine.c (subst): Use reg_overlap_mentioned_p
10399 instead of comparing register numbers directly.
10401 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10403 * reload1.c (mark_home_live_1): Use the mode parameter.
10405 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10407 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10408 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10410 * df-core.c: Ditto.
10412 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10414 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10416 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10418 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10419 from integer registers.
10420 (FP mode splitters): Handle TFmode.
10422 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10424 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10425 for ref-all pointers that point-to anything.
10427 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10429 * config/arm/arm.c (arm_output_dwarf_dtprel,
10430 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10432 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10434 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10435 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10438 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10440 * tree.c (signed_or_unsigned_type_for): New.
10441 (unsigned_type_for): Use signed_or_unsigned_type_for.
10442 (signed_type_for): Use signed_or_unsigned_type_for.
10443 * tree.h (signed_or_unsigned_type_for): New.
10444 (get_signed_or_unsigned_type): Remove.
10445 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10446 lang_hooks.types.signed_type
10447 (size_diffop): Likewise.
10448 (all_ones_mask_p): Likewise.
10449 (build_range_check): Likewise.
10450 (fold_cond_expr_with_comparison): Likewise.
10451 (fold_cond_expr_with_comparison): Likewise.
10452 (unextend): Likewise.
10453 (extract_muldiv_1): Likewise.
10454 (fold_single_bit_test_into_sign_test): Likewise.
10455 (fold_binary): Likewise.
10456 (fold_ternary): Likewise.
10457 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10458 instead of get_signed_or_unsigned_type.
10459 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10460 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10461 * expr.c (signed_or_unsigned_type_for): Use
10462 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10463 * langhooks.c (get_signed_or_unsigned_type): Remove.
10464 (lhd_signed_or_unsigned_type): Remove.
10465 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10466 signed_or_unsigned_type.
10467 (lhd_signed_or_unsigned_type): Remove.
10468 * expmed.c (make_tree): Use signed_type_for instead of
10469 lang_hooks.types.signed_type.
10470 * c-common.c (same_scalar_type_ignoring_signedness): Use
10471 c_common_signed_type instead of lang_hooks.types.signed_type.
10472 (c_common_unsigned_type): New.
10473 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10474 (shorten_compare): Use c_common_unsigned_type instead of
10475 c_common_signed_or_unsigned_type.
10476 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10478 * convert.c (convert_to_integer): Use signed_type_for instead of
10479 lang_hooks.types.signed_type.
10480 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10481 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10482 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10483 * c-format.c (check_format_types): Use c_common_unsigned_type
10484 instead of unsigned_type_for.
10485 * c-decl.c (groakdeclarator): Likewise.
10486 * c-typeck.c (convert_for_assignment): Likewise.
10487 * c-common.h (c_common_unsigned_type): New.
10489 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10492 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10493 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10495 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10497 PR middle-end/32279
10498 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10499 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10501 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10502 Sebastian Pop <sebpop@gmail.com>
10504 * lambda-code.c (remove_iv): New.
10505 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10507 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10509 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10510 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10511 * tree-ssa-loop-prefetch.c: Include optabs.h.
10512 (FENCE_FOLLOWING_MOVNT): New macro.
10513 (struct mem_ref): Add independent_p and storent_p fields.
10514 (record_ref): Initalize the new fields.
10515 (gather_memory_references_ref): Return true if the reference
10517 (gather_memory_references): Check whether all memory accesses
10518 in loop were recorded.
10519 (should_issue_prefetch_p): Return false for nontemporal stores.
10520 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10521 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10522 (determine_loop_nest_reuse): Detect independent memory references.
10523 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10524 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10525 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10526 * config/i386/i386.h (x86_mfence): Declare.
10527 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10528 * config/i386/i386.c (x86_mfence): New variable.
10529 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10531 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10532 * optabs.c (init_optabs): Initialize storent_optab.
10533 * optabs.h (enum optab_index): Add OTI_storent.
10534 (storent_optab): Declare.
10535 * genopinit.c (optabs): Add initialization for storent_optab.
10536 * tree.h (MOVE_NONTEMPORAL): New macro.
10537 * expr.c (expand_assignment, store_expr, store_constructor_field,
10538 store_constructor, store_field, expand_expr_real_1): Propagate
10539 nontemporality of the expanded store.
10540 (emit_storent_insn): New function.
10541 * expr.h (expand_assignment, store_expr): Declaration changed.
10542 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10543 to expand_assignment.
10544 * stmt.c (expand_asm_expr): Ditto.
10545 * calls.c (initialize_argument_information): Pass false as
10546 nontemporality to store_expr.
10547 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10550 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10552 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10554 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10556 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10558 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10559 and allow DECL_P here.
10561 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10563 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10564 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10565 track of the size of the expression.
10566 * cfghooks.c (merge_blocks): Remove block from loops structure only
10567 after call of the merge_blocks hook.
10569 2007-06-09 Tom Tromey <tromey@redhat.com>
10571 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10572 (deprecated_state): Removed.
10573 (start_decl): Update.
10574 (enum deprecated_states): Moved earlier.
10575 (groktypename): Update.
10576 (push_parm_decl): Likewise.
10577 (grokfield): Likewise.
10578 (start_function): Likewise.
10580 2007-06-09 Ian Lance Taylor <iant@google.com>
10582 PR tree-optimization/32169
10583 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10584 CONVERT_EXPR, check whether min and max both converted to an
10585 overflow infinity representation.
10587 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10589 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10590 not inserted on the edge.
10592 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10594 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10595 instructions if they are supported.
10596 (__divsi3, __umodsi3, __modsi3): Likewise.
10597 (__ashldi3, __ashrdi3, __lshrdi3): New.
10598 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10600 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10601 Tony Linthicum <tony.linthicum@amd.com>
10603 * doc/invoke.texi: Add fvect-cost-model flag.
10604 * common.opt (fvect-cost-model): New flag.
10605 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10606 cost fields in stmt_vec_info struct for STMT.
10607 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10608 fields in stmt_vec_info struct and access functions for the same.
10609 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10610 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10611 load, store and vector to scalar operation.
10612 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10613 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10614 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10615 (TARG_VEC_STORE_COST): Define cost of vector store.
10616 (vect_estimate_min_profitable_iters): Define new function.
10617 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10618 check to evaluate if loop iterations are less than minimum profitable
10619 iterations determined by cost model or minimum vect loop bound defined
10620 by user, whichever is more conservative.
10621 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10622 run-time check to evaluate if loop iterations are less than minimum
10623 profitable iterations determined by cost model or minimum vect loop
10624 bound defined by user, whichever is more conservative.
10625 (vect_estimate_min_profitable_iterations): New function to estimate
10626 mimimimum iterartions required for vector version of loop to be
10627 profitable over scalar version.
10628 (vect_model_reduction_cost): New function.
10629 (vect_model_induction_cost): New function.
10630 (vect_model_simple_cost): New function.
10631 (vect_cost_strided_group_size): New function.
10632 (vect_model_store_cost): New function.
10633 (vect_model_load_cost): New function.
10634 (vectorizable_reduction): Call vect_model_reduction_cost during
10636 (vectorizable_induction): Call vect_model_induction_cost during
10638 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10639 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10640 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10641 vectorizable_promotion, vectorizable_demotion): Call
10642 vect_model_simple_cost during analysis phase.
10644 2007-06-08 Simon Baldwin <simonb@google.com>
10646 * reg-stack.c (get_true_reg): Readability change. Moved default case
10647 label into direct switch statement scope.
10649 2007-06-08 Simon Baldwin <simonb@google.com>
10651 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10652 in gcc_assert() with '==' comparison.
10654 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10656 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10657 TARGET_ABM handling of x86_popcnt variable.
10659 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10661 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10662 __builtin_copysignq and __builtin_infq built-in functions.
10664 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10666 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10667 SSE4.2 section. Correct built-in function names in SSE4A section.
10669 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10671 PR tree-optimization/32243
10672 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10673 for ncopies after ratio check between nunits_out and nunits_in.
10674 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10676 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10678 PR tree-optimization/32224
10679 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10680 vectorization upon a non GIMPLE_MODIFY_STMT.
10682 2007-06-08 Christian Bruel <christian.bruel@st.com>
10685 * config/sh/sh.md (doloop_end): New pattern and splitter.
10686 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10688 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10690 PR middle-end/32209
10691 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10693 (verify_dominators): Do not change dominance tree.
10695 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10697 * config/sh/constraints.md: New file.
10698 * config/sh/sh.c: Include tm-constrs.h.
10699 (reg_class_from_letter): Remove.
10700 (prepare_cbranch_operands): Use satisfies_constraint_*
10701 function instead of macro.
10702 (andcosts, broken_move, sh_secondary_reload): Likewise.
10703 * config/sh/predicates.md (trapping_target_operand): Likewise.
10704 (and_operand, arith_operand, arith_reg_or_0_operand,
10705 cmp_operand, logical_operand, target_operand,
10706 ua_address_operand, ua_offset, xor_operand): Likewise.
10707 * config/sh/sh.md: Include constraints.md.
10708 (*movsicc_t_false): Use satisfies_constraint_* function
10710 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10711 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10712 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10713 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10714 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10715 (REG_CLASS_FROM_CONSTRAINT): Remove.
10716 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10717 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10718 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10719 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10720 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10721 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10722 function instead of macro.
10723 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10724 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10725 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10726 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10727 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10728 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10729 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10730 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10731 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10732 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10733 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10734 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10735 EXTRA_CONSTRAINT_STR): Likewise.
10736 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10738 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10740 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10742 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10745 * c-common.h (flag_cpp0x): Replaced by...
10746 (cxx_dialect): ... this new variable specifying the C++ dialect that
10748 * c-common.c (flag_cpp0x): Removed.
10749 (cxx_dialect): Defined.
10750 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10752 * c-opts.c (c_common_post_options): Likewise.
10753 (set_std_cxx98): Set cxx_dialect to cxx98.
10754 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10756 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10757 Hui-May Chang <hm.chang@apple.com>
10759 * doc/invoke.texi (Darwin Options): Update documentation for
10760 -mmacosx-version-min.
10761 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10762 * config/darwin-driver.c: New file.
10763 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10764 * config/t-darwin (darwin-driver.o): New rule.
10766 * config/darwin-c.c (version_as_macro): Ignore low digit.
10768 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10770 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10771 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10772 (CSGNMODE): New mode macro.
10773 (CSGNVMODE): New mode attribute.
10774 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10775 expander using CSGNMODE mode macro. Handle TFmode.
10776 (copysign<mode>3_const): Rename from copysignsf3_const and
10777 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10779 (copysign<mode>3_var): Rename from copysignsf3_var and
10780 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10782 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10783 mode macro. Handle TFmode.
10784 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10785 (iortf3, *iortf3): Ditto.
10786 (xortf3, *xortf3): Ditto.
10787 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10788 TFmode and TImode masks.
10789 (ix86_expand_copysign): Expand TFmode copysign insn.
10790 (IX86_BUILTIN_INFQ): New.
10791 (IX86_BUILTIN_FABSQ): Ditto.
10792 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10793 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10794 [__builtin_fabsq]: Ditto.
10795 [__builtin_copysignq]: Ditto.
10796 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10797 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10798 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10799 ix86_expand_binop_builtin().
10801 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10803 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10805 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10808 * rtl.h (push_to_sequence2): New.
10809 * emit-rtl.c (push_to_sequence2): New.
10810 * function.c (assign_parm_data_all): Add new fields.
10811 (assign_parm_setup_block): Call push_to_sequence2 instead of
10813 (assign_parm_setup_reg): Ditto.
10814 (assign_parm_setup_stack): Ditto.
10815 (assign_parms_unsplit_complex): Ditto.
10816 (assign_parms): Change field name.
10818 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10820 PR tree-optimization/32220
10821 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10822 phi node is reached before defining statement.
10824 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10827 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10828 after changing the right hand side of the assignment.
10830 2007-06-06 Eric Christopher <echristo@apple.com>
10832 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10833 (x86_64-*-darwin*): Ditto.
10834 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10835 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10837 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10839 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10840 coding conventions.
10841 (add_key): Likewise.
10842 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10843 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10845 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10847 (add_cost_one_coalesce): Likewise.
10848 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10849 variable names. Rename orig to orig_name for consistency.
10850 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10851 coding conventions.
10852 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10854 (record_equivalences_from_stmt): Likewise.
10855 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10856 the coding conventions.
10857 (memory_ssa_name_same): Likewise.
10858 (dse_optimize_stmt): Likewise.
10859 (dse_record_phis): Likewise.
10860 (dse_finalize_block): Likewise.
10861 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10862 keywords as variable names.
10863 (may_move_till): Cast according to the coding conventions.
10864 (force_move_till_expr): Avoid using C++ keywords as variable names.
10865 (force_move_till): Cast according to the coding conventions.
10866 (memref_hash): Likewise.
10867 (memref_eq): Likewise.
10868 (gather_mem_refs_stmt): Likewise.
10869 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10870 using C++ keywords as variable names.
10871 (idx_find_step): Cast according to the coding conventions.
10872 (idx_record_use): Likewise.
10873 (find_depends): Likewise.
10874 (prepare_decl_rtl): Likewise.
10875 (mbc_entry_hash): Likewise.
10876 (mbc_entry_eq): Likewise.
10877 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10878 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10879 (idx_infer_loop_bounds): Cast according to the coding conventions.
10880 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10881 * tree-ssa-math-opts.c (occ_new ): Likwise.
10882 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10884 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10886 (add_use_op): Likewise.
10887 (add_vop): Likewise.
10888 (add_vuse_op): Likewise.
10889 (add_vdef_op): Likewise.
10890 (get_expr_operands): Likewise.
10891 (push_stmt_changes): Use type safe memory macros.
10892 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10893 keywords as variable names.
10894 (conditional_replacement): Likewise.
10895 (minmax_replacement): Likewise.
10896 (abs_replacement): Likewise.
10897 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10898 coding conventions.
10899 (insert_fake_stores): Avoid using C++ keywords as variable names.
10900 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10902 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10903 (heapvar_insert): Use type safe memory macros.
10904 (new_var_info): Cast according to the coding conventions.
10905 (new_constraint): Likewise.
10906 (remove_preds_and_fake_succs): Use type safe memory macros.
10907 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10909 (thread_single_edge): Likewise.
10910 (thread_through_loop_header): Likewise.
10912 2007-06-06 Eric Christopher <echristo@apple.com>
10914 * config/i386/i386.c (override_options): Move handling
10915 of TARGET_SUBTARGET* earlier.
10917 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10919 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10922 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10924 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10925 emited outside of basic block.
10926 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10927 the created blocks.
10928 * rtl.h (delete_insn_chain): Declaration changed.
10929 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10931 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10932 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10933 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10934 to delete_insn_chain.
10935 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10936 do not have bb field set.
10937 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10939 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10940 * cfgcleanup.c (try_optimize_cfg): Ditto.
10942 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10944 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10945 (lambda_body_vector_new): Use type safe memory macros.
10946 (lambda_linear_expression_new): Likewise.
10947 (lambda_loopnest_new): Likewise.
10948 (lambda_lattice_new): Likewise.
10949 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10950 conventions. Use type safe memory macros.
10951 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10952 (lambda_body_vector_s): Likewise.
10953 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10954 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10956 2007-06-06 Richard Guenther <rguenther@suse.de>
10958 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10959 if we need to schedule cfg_cleanup.
10960 (tree_ssa_forward_propagate_single_use_vars): Do so.
10962 2007-06-06 Ian Lance Taylor <iant@google.com>
10964 * fold-const.c (merge_ranges): If range_successor or
10965 range_predecessor fail, just return 0.
10967 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10969 PR tree-optimization/32216
10970 * tree-vectorizer.c (supportable_widening_operation): Determine
10971 signedness of FIX_TRUNC_EXPR from output operand.
10972 (supportable_narrowing_operation): Ditto.
10973 * tree-vect-generic.c (expand_vector_operations_1): Determine
10974 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10975 from input operand.
10977 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10979 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10980 (struct pta): ...from here. Change flags to unsigned to avoid
10981 excessive casting (as it is used as a bit mask).
10982 (override_options): Add casts according to the coding convenventions.
10983 (x86_64_elf_unique_section): Likewise.
10984 (examine_argument): Avoid using C++ keywords as variable names.
10985 (construct_container): Likewise.
10986 (legitimize_pic_address): Likewise.
10987 (get_dllimport_decl): Cast according to the coding conventions. Use
10988 type safe memory macros.
10989 (legitimize_address): Cast according to the coding conventions.
10990 (emit_i387_cw_initialization): Corrected the type of slot to enum
10992 (ix86_init_machine_status): Use type safe memory macros.
10993 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10994 (bdesc_pcmpistr): Likewise.
10995 (bdesc_crc32): Likewise.
10996 (bdesc_sse_3arg): Likewise.
10997 (bdesc_2arg): Likewise.
10998 (bdesc_1arg): Likewise.
10999 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11000 (ix86_expand_sse_pcmpistr): Likewise.
11001 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11002 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11003 int to match the langhook definition.
11004 (ix86_builtin_conversion): Change the type of code to unsigned init to
11005 match the langhook definition.
11006 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11008 (ix86_preferred_output_reload_class): Likewise.
11009 (ix86_cannot_change_mode_class): Likewise.
11010 (ix86_memory_move_cost): Likewise.
11011 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11012 avoid excessive casting later on.
11013 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11015 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11017 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11018 as flags setting insn.
11019 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11021 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11023 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11024 (UNSPEC_ROUND): New.
11025 ("sse4_1_round<mode>2"): New insn pattern.
11026 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11028 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11029 expander using SSEMODEF mode macro. Expand using
11030 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11031 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11032 expander using SSEMODEF mode macro. Expand using
11033 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11034 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11035 expander using SSEMODEF mode macro. Expand using
11036 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11037 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11038 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11039 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11042 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11043 Sebastian Pop <sebpop@gmail.com>
11045 * lambda.h (build_linear_expr): New.
11046 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11047 Use build_linear_expr, call fold and force_gimple_operand.
11048 (lambda_loopnest_to_gcc_loopnest): Check that there is
11049 something to insert.
11050 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11052 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11054 PR preprocessor/23479
11055 * doc/extend.texi: Document the 0b-prefixed binary integer
11056 constant extension.
11058 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11060 PR tree-optimization/32215
11061 * tree-vectorizer.c (supportable_widening_operation): Return false
11062 for unsupported FIX_TRUNC_EXPR tree code.
11063 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11065 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11067 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11068 register on SPE targets. Change documentation to reflect
11070 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11071 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11072 out of the register allocation pool.
11073 (rs6000_reg_live_or_pic_offset_p): New function.
11074 (rs6000_emit_prologue): Move the actual saving of LR up to free
11075 r0 for holding r11. Split saving of SPE 64-bit registers into
11076 its own case. Ensure that offsets will always be in-range for
11077 'evstdd' by using r11 as a scratch register to point at the start
11078 of the SPE save area. Save r11 if necessary, as it is the static
11080 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11081 into its own case. Ensure that offsets will always be in-range
11082 for 'evldd' by using r11 as a scratch register to point at the
11083 start of the SPE save area. Also adjust r11 when restoring
11084 the stack pointer to compensate for pre-loading r11.
11086 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11088 * cfg.c (init_flow): Use type safe memory macros.
11089 (alloc_block): Likewise.
11090 (unchecked_make_edge): Likewise.
11091 (dump_flow_info): Avoid using C++ keywords as variable names.
11092 (copy_original_table_clear): Cast according to the coding conventions.
11093 (copy_original_table_set): Likewise.
11094 * cfgexpand (label_rtx_for_bb): Likewise.
11095 (expand_gimple_basic_block): Likewise.
11096 * cfghooks.c (dump_bb): Likewise.
11097 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11099 (lv_add_condition_to_bb): Likewise.
11100 * cfglayout (relink_block_chain): Cast according to the coding
11102 (fixup_reorder_chain): Likewise.
11103 (fixup_fallthru_exit_predecessor): Likewise.
11104 * cfgloop.c (glb_enum_p): Likewise.
11105 (get_exit_description): Likewise.
11106 (dump_recorded_exit): Likewise.
11107 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11108 (struct loop): ... from here.
11109 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11111 * cfgrtl.c (rtl_create_basic_block): Likewise.
11112 (rtl_split_block): Likewise.
11113 (rtl_dump_bb): Likewise.
11114 (cfg_layout_split_block): Likewise.
11115 (init_rtl_bb_info): Use typesafe memory macros.
11117 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11118 * graphds.h: Updated all usages of edge to graph_edge.
11119 * graphds.c: Likewise.
11120 * cfgloopanal.c: Likewise.
11122 2007-06-05 Ian Lance Taylor <iant@google.com>
11124 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11125 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11126 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11128 (test_for_singularity): Likewise.
11130 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11132 * config/i386/constraints.md ("Y2"): Replaced by ...
11134 * config/i386/i386.md: Likewise.
11135 * config/i386/mmx.md: Likewise.
11136 * config/i386/sse.md: Likewise.
11138 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11140 * config/i386/constraints.md ("z"): Replaced by ...
11142 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11143 (sse4_1_blendvps): Likewise.
11144 (sse4_1_pblendvb): Likewise.
11145 (sse4_2_pcmpestr): Likewise.
11146 (sse4_2_pcmpestrm): Likewise.
11147 (sse4_2_pcmpestr_cconly): Likewise.
11148 (sse4_2_pcmpistr): Likewise.
11149 (sse4_2_pcmpistrm): Likewise.
11150 (sse4_2_pcmpistr_cconly): Likewise.
11152 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11154 * matrix-reorg.c (transform_access_sites): Fix computation.
11155 (transform_allocation_sites): Same.
11157 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11159 * config/i386/i386.c (override_options): Use
11160 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11162 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11164 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11165 (nonimm_not_xmm0_operand): Ditto.
11166 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11167 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11168 as operand[2] predicate. Require "z" class XMM register for
11169 operand[3]. Adjust asm template.
11170 ("sse4_1_blendvpd"): Ditto.
11171 ("sse4_1_pblendvb"): Ditto.
11172 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11173 force op2 into xmm0 register for variable blend instructions.
11175 2007-06-04 Tom Tromey <tromey@redhat.com>
11177 * c-tree.h (start_enum): Update.
11178 (build_enumerator): Likewise.
11179 * c-decl.c (enum_next_value): Removed.
11180 (enum_overflow): Likewise.
11181 (start_enum): Add c_enum_contents argument. Don't use globals.
11182 (build_enumerator): Likewise.
11183 * c-tree.h (struct c_enum_contents): New struct.
11185 2007-06-04 Tom Tromey <tromey@redhat.com>
11187 * c-common.c (c_common_get_alias_set): Fix indentation.
11189 2007-06-04 Ian Lance Taylor <iant@google.com>
11191 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11192 to overflow, reduce overflow infinity to regular infinity.
11193 (vrp_var_may_overflow): New static function.
11194 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11196 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11198 * stor-layout.c (layout_type): Remove duplicate code.
11200 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11203 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11204 before build_common_builtin_nodes ().
11206 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11209 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11211 2007-06-04 Jan Hubicka <jh@suse.cz>
11213 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11214 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11215 instead of _stat version.
11217 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11219 PR tree-optimization/32194
11220 * tree-predcom.c (determine_offset): Check that both references have
11223 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11225 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11226 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11227 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11228 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11229 Add argument to iterate_fix_dominators call.
11230 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11231 * gcse.c (hoist_code): Change domby to vector.
11232 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11233 Add argument to iterate_fix_dominators call.
11234 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11235 recompute_dominator.
11236 * lambda-code.c (perfect_nestify): Ditto.
11237 * cfgloopanal.c: Include graphds.h.
11238 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11239 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11240 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11242 * graphds.c: New file.
11243 * graphds.h: New file.
11244 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11245 (get_dominated_by, get_dominated_by_region): Change return type to
11247 (verify_dominators): Recompute all dominators and compare the results.
11248 (recount_dominator): Renamed to ...
11249 (recompute_dominator): ... this. Do not check that the block is
11250 dominated by entry.
11251 (iterate_fix_dominators): Reimplemented.
11252 (prune_bbs_to_update_dominators, root_of_dom_tree,
11253 determine_dominators_for_sons): New functions.
11254 * et-forest.c (et_root): New function.
11255 * et-forest.h (et_root): Declare.
11256 * Makefile.in (graphds.o): Add.
11257 (cfgloopanal.o): Add graphds.h dependency.
11258 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11259 * basic-block.h (get_dominated_by, get_dominated_by_region,
11260 iterate_fix_dominators): Declaration changed.
11261 (recount_dominator): Renamed to ...
11262 (recompute_dominator): ... this.
11263 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11264 (thread_through_all_blocks): Do not free dominance info.
11266 2007-06-03 Andreas Schwab <schwab@suse.de>
11268 * config/m68k/m68k.c (override_options): Don't override
11270 * config/m68k/m68k-modes.def (SF, DF): Define to use
11271 motorola_single_format and motorola_double_format, resp.
11272 * real.c (motorola_single_format): Renamed from
11273 coldfire_single_format.
11274 (motorola_double_format): Renamed from coldfire_double_format.
11275 (encode_ieee_extended): Generate a proper canonical NaN image
11276 respecting canonical_nan_lsbs_set.
11277 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11279 * real.h: Adjust declarations.
11281 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11284 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11285 the symbol is generated with the stack protector.
11287 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11289 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11290 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11292 * doc/extend.texi (interrupt): Mention m68k.
11294 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11296 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11297 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11298 (ix86_expand_sse_pcmpestr): Do not check operands for
11299 "register_operand", when insn operand predicate is "register_operand".
11300 (ix86_expand_sse_pcmpistr): Ditto.
11302 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11303 Uros Bizjak <ubizjak@gmail.com>
11305 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11306 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11307 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11308 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11309 * config/i386/constraints.md ("z"): New register constraint
11310 for members of SSE_FIRST_REG class.
11311 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11312 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11313 SSE_FIRST_REG class.
11314 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11315 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11316 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11317 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11318 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11319 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11320 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11321 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11322 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11323 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11324 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11325 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11326 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11327 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11328 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11329 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11330 (struct builtin_description): Change "flag" field to unsigned.
11331 (bdesc_pcmpestr): New builtin description table.
11332 (bdesc_pcmpistr): Likewise.
11333 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11334 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11335 Initialize pcmp[ei]str[im] insns for SSE4.2.
11336 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11337 (ix86_expand_sse_pcmpistr): Likewise.
11338 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11339 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11340 (UNSPEC_PCMPISTR): Likewise.
11341 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11342 (sse4_2_pcmpestri):New isns pattern.
11343 (sse4_2_pcmpestrm): Likewise.
11344 (sse4_2_pcmpestr_cconly): Likewise.
11345 (sse4_2_pcmpistr): New insn patern and splitter.
11346 (sse4_2_pcmpistri):New isns pattern.
11347 (sse4_2_pcmpistrm): Likewise.
11348 (sse4_2_pcmpistr_cconly): Likewise.
11349 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11352 2007-06-01 David Daney <ddaney@avtrex.com>
11354 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11355 LOADGP_ABSOLUTE and not binds_local_p.
11357 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11359 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11361 2007-06-01 Ian Lance Taylor <iant@google.com>
11363 * tree-vrp.c (compare_name_with_value): Always set
11364 used_strict_overflow if we get a result from the variable itself.
11366 2007-06-01 Ian Lance Taylor <iant@google.com>
11368 PR rtl-optimization/31455
11369 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11370 subregs which have a cast between modes which are not tieable.
11372 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11374 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11375 breaks after return statements.
11377 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11379 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11380 only after no_new_pseudos.
11382 2007-05-31 Eric Christopher <echristo@apple.com>
11384 * expr.c (convert_move): Assert that we don't have a BLKmode
11386 (store_expr): Handle BLKmode moves by calling emit_block_move.
11388 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11390 * c-typeck.c (build_indirect_ref): Include type in error message.
11391 (build_binary_op): Pass types to binary_op_error.
11392 * c-common.c (binary_op_error): Take two type arguments, print out
11394 * c-common.h (binary_op_error): Update prototype.
11396 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11398 * config/i386/i386.c: Correct coments on -mno-sse4.
11400 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11402 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11403 (x86_64-*-*): Likewise.
11404 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11405 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11406 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11407 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11408 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11409 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11410 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11411 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11412 (OPTION_MASK_ISA_SSE4): Likewise.
11413 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11414 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11415 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11416 (override_options): Support SSE4.2.
11417 (ix86_build_const_vector): Support SImode and DImode.
11418 (ix86_build_signbit_mask): Likewise.
11419 (ix86_expand_int_vcond): Support V2DImode.
11420 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11421 (IX86_BUILTIN_CRC32HI): Likewise.
11422 (IX86_BUILTIN_CRC32SI): Likewise.
11423 (IX86_BUILTIN_CRC32DI): Likewise.
11424 (IX86_BUILTIN_PCMPGTQ): Likewise.
11425 (bdesc_crc32): Likewise.
11426 (bdesc_sse_3arg): Likewise.
11427 (ix86_expand_crc32): Likewise.
11428 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11429 (ix86_expand_builtin): Likewise.
11430 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11431 __SSE4_2__ for -msse4.2.
11432 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11433 (CRC32MODE): Likewise.
11434 (crc32modesuffix): Likewise.
11435 (crc32modeconstraint): Likewise.
11436 (sse4_2_crc32<mode>): Likewise.
11437 (sse4_2_crc32di): Likewise.
11438 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11440 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11441 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11442 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11443 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11444 (vcondu<mode>): Likewise.
11445 * doc/extend.texi: Document SSE4.2 built-in functions.
11446 * doc/invoke.texi: Document -msse4.2/-msse4.
11448 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11450 PR tree-optimization/32160
11451 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11452 variable as gimple reg.
11453 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11455 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11457 * gcc.c (main): Don't consider linker options when issuing the
11458 warning about a linker input file not being used.
11460 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11462 * tree-vrp.c (compare_names): Initialize sop.
11464 2007-05-30 Dirk Mueller <dmueller@suse.de>
11466 * cgraphunit.c (cgraph_analyze_function): Remove
11467 computation of inline parameters.
11469 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11471 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11473 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11475 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11476 Add vx-common.h. Include vxworks.h between vx-common.h and
11478 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11480 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11481 (TARGET_ASM_DESTRUCTOR): Likewise.
11482 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11483 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11484 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11485 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11486 (VXWORKS_ENDIAN_SPEC): Define.
11487 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11488 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11489 VXWORKS_* equivalents.
11490 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11491 (ASM_FILE_START): Delete.
11492 (TARGET_VERSION): Reformat.
11493 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11494 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11495 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11496 (FPBIT, DPBIT): Define.
11497 (fp-bit.c, dp-bit.c): New rules.
11498 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11499 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11500 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11501 * config/arm/arm.h: Include vxworks-dummy.h.
11502 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11503 Mark with ATTRIBUTE_UNUSED.
11504 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11505 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11506 make it incompatible with -msingle-pic-base.
11507 (arm_function_ok_for_sibcall): Return false for calls that might
11508 go through a VxWorks PIC PLT entry.
11509 (require_pic_register): New function, split out from...
11510 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11512 (arm_load_pic_register): Handle the VxWorks RTP initialization
11513 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11514 (arm_emit_call_insn): New function.
11515 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11516 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11517 (pic_offset_arm): New pattern.
11518 (call, call_value): Use arm_emit_call_insn.
11519 (call_internal, call_value_internal): New expanders.
11520 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11521 VxWorks unless __PIC__.
11523 2007-05-30 Eric Christopher <echristo@gmail.com>
11525 * genrecog.c: Include regs.h in generated file.
11526 * genemit.c: Ditto. Fix up formatting.
11527 * config/mn10300/constraints.md: New.
11528 * config/mn10300/mn10300.md: Include.
11529 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11530 Fix up for removed macro.
11531 * config/mn10300/predicates.md (call_address_operand): Ditto.
11532 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11533 (CONST_OK_FOR_I): Ditto.
11534 (CONST_OK_FOR_J): Ditto.
11535 (CONST_OK_FOR_K): Ditto.
11536 (CONST_OK_FOR_L): Ditto.
11537 (CONST_OK_FOR_M): Ditto.
11538 (CONST_OK_FOR_N): Ditto.
11539 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11543 (EXTRA_CONSTRAINT): Ditto.
11545 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11547 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11549 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11550 OPTION_MASK_ISA_64BIT.
11551 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11553 2007-05-30 Richard Guenther <rguenther@suse.de>
11555 PR middle-end/32152
11556 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11557 types for comparison.
11558 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11559 with original typed arguments.
11560 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11562 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11564 PR tree-optimization/31769
11565 * except.c (duplicate_eh_regions): Clear prev_try if
11566 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11568 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11570 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11571 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11572 bsi of the location where statements should be inserted.
11573 (sink_code_in_bb): Take bsi from statement_sink_location.
11574 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11575 instead of bsi_start.
11576 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11578 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11579 (bsi_move_before): Document inconsistency with bsi_move_after.
11580 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11582 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11584 * config/i386/i386.h (TARGET_ABM): New define.
11585 (TARGET_POPCNT): Ditto.
11586 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11587 New temporary defines to redefine from OPTION_ISA_* defines.
11588 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11589 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11590 (ix86_isa_flags): New extern int declaration.
11591 (TARGET_SUBTARGET_DEFAULT): New define.
11592 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11593 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11594 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11595 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11596 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11597 * config/i386/darwin.h: Change TARGET_64BIT define to
11600 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11601 using existing "ix86_isa_flags" varible.
11602 (m32, m64): Use existing "ix86_isa_flags" variable.
11603 (mmmx, m3dnow): Ditto.
11604 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11605 (mabm): Define as non-negative option using "x86_abm" variable.
11606 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11608 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11609 Rewrite feature test bitmap.
11610 (ix86_isa_flags): New initialized global int varible.
11611 (ix86_isa_flags_explicit): New static int variable.
11612 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11613 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11614 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11615 target_flags_explicit.
11616 (override_options): Remove "target_enable" and "target_disable" fields
11617 from "struct ptt". Update processor_target_table accordingly. Remove
11618 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11619 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11620 "target_flags" and "ix86_isa_flags_explicit" instead of
11621 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11622 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11623 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11624 to true when either of PTA_POPCNT or PTA_ABM is set in
11625 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11626 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11627 processor_alias_table flags entry. Remove handling of
11628 "target_enable" and "target_disable" fields of processor_target_table.
11629 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11630 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11631 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11632 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11633 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11635 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11637 2007-05-29 David Daney <ddaney@avtrex.com>
11640 * config/mips/mips.c (mips_output_mi_thunk): Emit
11641 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11643 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11644 * config/i386/i386.c (ix86_function_regparm): Added checking of
11645 ix86_force_align_arg_pointer to determine the number of
11646 register parameters.
11648 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11650 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11651 (SET_DR_MISALIGNMENT): New.
11652 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11653 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11654 Use SET_DR_MISALIGNMENT.
11655 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11657 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11658 find_loop_nest): Export.
11659 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11660 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11661 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11662 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11664 (struct mem_ref): Add field reuse_distance.
11665 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11666 Initialize reuse_distance field.
11667 (issue_prefetch_ref): Select temporality of prefetch according to
11669 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11670 self_reuse_distance, determine_loop_nest_reuse): New functions.
11671 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11672 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11673 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11676 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11678 * tree-ssa-alias.c: Add aliasing overview.
11680 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11681 Danny Smith <dannysmith@users.sourceforge.net>
11684 * config/i386/t-crtfm: Compile crtfastmath.o with
11685 -minline-all-stringops.
11686 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11687 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11689 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11691 * doc/md.texi: Document constraints on HP PA-RISC.
11693 * pa/constraints.md: New file.
11694 * pa.md: Include constraints.md.
11695 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11696 (integer_store_memory_operand, ldil_cint_p): New functions.
11697 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11698 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11699 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11700 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11701 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11703 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11706 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11707 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11708 case POSTDECREMENT_EXPR>): Return the error_mark_node
11709 if either the real or imaginary parts would an
11712 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11714 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11715 name when we remove it from a call.
11717 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11719 * targhooks.c (default_narrow_bitfield): Remove.
11720 * targhooks.h: Remove the prototype for
11721 default_narrow_bitfield.
11723 * langhooks-def.h: Remove the prototype for
11724 hook_get_alias_set_0.
11725 * langhooks.c (hook_get_alias_set_0): Remove.
11727 * global.c (EXECUTE_IF_CONFLICT): Remove.
11729 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11732 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11733 return true when truth_value_p is true and the type
11736 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11738 * doc/install.texi (Prerequisites): We no longer require Autoconf
11739 2.13 for the top-level.
11741 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11743 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11744 memory access via x86_expand_vector_move_misalign() only for
11745 TImode values on 32-bit targets.
11747 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11749 * matrix-reorg.c: New file. Implement matrix flattening and
11750 transposing optimization.
11751 * tree-pass.h: Add matrix reorg pass.
11752 * common.opt: Add fipa-mreorg flag.
11753 * Makefile.in: Add matrix-reorg.c.
11754 * passes.c: Add matrix reorg pass.
11755 * varpool.c (add_new_static_var): New function.
11756 * cgraph.h (add_new_static_var): Declare.
11758 2007-05-27 Eric Christopher <echristo@apple.com>
11760 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11761 sp_offset depending on stack size. Save r12 depending
11762 on registers we're saving later.
11763 (rs6000_emit_epilogue): Update sp_offset depending only
11766 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11768 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11769 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11770 * ifcvt.c (if_convert): Ditto.
11771 * tree-ssa-threadupdate.c (thread_block): Ditto.
11772 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11773 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11774 verify_loop_closed_ssa): Check number_of_loops instead of
11776 * predict.c (tree_estimate_probability): Ditto.
11777 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11778 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11779 * modulo-sched.c (sms_schedule): Ditto.
11780 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11781 (scev_finalize): Do not do anything if scev analysis was not
11783 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11784 current_loops == NULL.
11785 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11786 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11787 there are no loops.
11788 (loop_optimizer_finalize): Assert that loops were analyzed.
11789 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11790 rtl_doloop): Check number_of_loops instead of current_loops.
11791 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11792 current_loops == NULL.
11793 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11794 gate_tree_vectorize tree_linear_transform, check_data_deps,
11795 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11796 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11797 Check number_of_loops instead of current_loops.
11798 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11799 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11800 free loops if available.
11801 (execute_pre): Do not pass do_fre to fini_pre.
11803 2007-05-27 Tobias Burnus <burnus@net-b.de>
11805 PR middle-end/32083
11806 * real.c (mpfr_from_real): Fix sign of -Inf.
11808 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11810 * tree-vect-transform.c (vectorizable_conversion): Initialize
11811 tree_code variables to ERROR_MARK.
11812 (vectorizable_type_demotion): Likewise.
11813 (vectorizable_type_promotion): Likewise.
11815 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11818 * config/i386/i386.md (movti): Handle push operands via
11819 ix86_expand_push().
11821 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11823 * basic-block.h: Remove the prototype for merge_seq_blocks.
11824 * cfgcleanup.c (merge_seq_blocks): Remove.
11826 * tree-flow.h: Remove the prototype for is_aliased_with.
11827 * tree-ssa-alias.c (is_aliased_with): Remove.
11829 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11831 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11833 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11835 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11836 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11837 (vec_unpacks_hi_v16qi): Likewise.
11838 (vec_unpacku_lo_v16qi): Likewise.
11839 (vec_unpacks_lo_v16qi): Likewise.
11840 (vec_unpacku_hi_v8hi): Likewise.
11841 (vec_unpacks_hi_v8hi): Likewise.
11842 (vec_unpacku_lo_v8hi): Likewise.
11843 (vec_unpacks_lo_v8hi): Likewise.
11844 (vec_unpacku_hi_v4si): Likewise.
11845 (vec_unpacks_hi_v4si): Likewise.
11846 (vec_unpacku_lo_v4si): Likewise.
11847 (vec_unpacks_lo_v4si): Likewise.
11849 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11851 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11852 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11853 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11854 follow spelling conventions in various
11855 warning/error/diagnostic messages.
11857 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11858 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11859 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11860 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11861 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11862 * doc/tm.texi: Follow spelling conventions.
11864 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11867 * tree-ssa-forwprop.c
11868 (forward_propagate_addr_into_variable_array_index): Remove
11869 the lhs argument. Use the type of def_rhs instead of lhs.
11870 (forward_propagate_addr_expr_1): Update use of
11871 forward_propagate_addr_into_variable_array_index.
11873 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11874 Nigel Stephens <nigel@mips.com>
11876 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11877 function attributes, "far" being an alias for "long_call".
11878 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11879 (mips_near_type_p, mips_far_type_p): New.
11880 (mips_comp_type_attributes): New function to check that attributes
11881 attached to a function type are compatible.
11882 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11883 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11884 to the target function of the thunk.
11885 (mips_encode_section_info): Check for "near" and "far" function
11886 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11888 * config/mips/predicates.md (const_call_insn_operand): Test only
11889 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11891 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11894 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11895 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11896 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11897 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11899 2007-05-25 Eric Christopher <echristo@apple.com>
11901 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11902 to x86-darwin configurations.
11903 * config/i386/t-darwin: Add softfp support.
11904 * config/i386/t-darwin64: Ditto.
11905 * config/i386/sfp-machine.h: If mach then don't use
11906 aliasing, emit a stub to call.
11908 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11910 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11911 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11912 tree-predcom.c, tree-ssa-alias-warnings.c,
11913 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11914 comment typos. Follow spelling conventions.
11915 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11917 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11920 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11921 constants into memory. Expand unaligned memory references for
11922 SSE modes via x86_expand_vector_move_misalign() function.
11924 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11926 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11927 "memory" attribute for "sseishft" type insn without operands[2].
11929 2007-05-25 Dirk Mueller <dmueller@suse.de>
11930 Marcus Meissner <meissner@suse.de>
11932 * doc/extend.texi (alloc_size): New attribute.
11933 * c-common.c (handle_alloc_size_attribute): New.
11934 * tree-object-size.c (alloc_object_size): Use alloc_size
11935 attribute, if available.
11937 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11939 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11941 (__builtin_ia32_vec_ext_v2di): Likewise.
11942 (__builtin_ia32_vec_ext_v4si): Likewise.
11943 (__builtin_ia32_vec_ext_v8hi): Likewise.
11944 (__builtin_ia32_vec_ext_v16qi): Likewise.
11945 (__builtin_ia32_vec_set_v8hi): Likewise.
11947 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11949 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11951 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11953 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11954 (arm_is_longcall_p): Rename to...
11955 (arm_is_long_call_p): ...this. Take a single tree argument and
11957 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11958 (CUMULATIVE_ARGS): Remove call_cookie.
11959 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11960 (ENCODED_LONG_CALL_ATTR_P): Delete.
11961 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11962 LONG_CALL_FLAG_CHAR cases.
11963 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11964 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11965 ARM_DECLARE_FUNCTION_SIZE.
11966 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11967 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11968 (arm_encode_call_attribute, current_file_function_operand): Delete.
11969 (arm_function_in_section_p): New function.
11970 (arm_is_longcall_p): Rename to...
11971 (arm_is_long_call_p): ...this. Take the target function as a single
11972 argument and return a bool. Do not rely on call cookies. Check
11973 whether the target symbol is in the same section as the current
11974 function, not just the same compilation unit.
11975 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11976 (arm_encode_section_info): Don't encode a call type.
11977 * config/arm/arm.md (call, call_value): Update calls to
11978 arm_is_long(_)call_p. Simplify logic.
11979 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11980 Update calls to arm_is_long(_)call_p.
11982 2007-05-25 Richard Guenther <rguenther@suse.de>
11984 PR tree-optimization/31982
11985 * tree-ssa-forwprop.c
11986 (forward_propagate_addr_into_variable_array_index): Handle arrays
11987 with element size one.
11989 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11991 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11992 (umulsi3_highpart): Likewise.
11994 2007-05-24 Ian Lance Taylor <iant@google.com>
11996 PR rtl-optimization/32069
11997 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12000 2007-05-24 Ollie Wild <aaw@google.com>
12002 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12005 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12007 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12008 (oprs_unchanged_p): Use it to check all registers in a REG.
12009 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12010 (reg_set_between_after_reload_p): Delete.
12011 (reg_used_between_after_reload_p): Likewise.
12012 (reg_set_or_used_since_bb_start): Likewise.
12013 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12014 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12015 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12016 * rtlanal.c (reg_set_p): Check whether REG overlaps
12017 regs_invalidated_by_call, rather than just checking the
12018 membership of REGNO (REG).
12020 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12022 * doc/passes.texi: Document predictive commoning.
12023 * doc/invoke.texi (-fpredictive-commoning): Document.
12024 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12025 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12026 adding indices to the generated name.
12027 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12028 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12029 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12030 (op_symbol_code): ... and exported.
12031 (dump_omp_clause, op_symbol): Use op_symbol_code
12032 instead of op_symbol_1.
12033 * tree-pass.h (pass_predcom): Declare.
12034 * timevar.def (TV_PREDCOM): New timevar.
12035 * tree-ssa-loop.c (run_tree_predictive_commoning,
12036 gate_tree_predictive_commoning, pass_predcom): New.
12037 * tree-data-ref.c (find_data_references_in_loop): Find the
12038 references in dominance order.
12039 (canonicalize_base_object_address): Ensure that the result has
12041 (dr_analyze_innermost): Export.
12042 (create_data_ref): Code to fail for references with invariant
12044 (find_data_references_in_stmt): ... here.
12045 * tree-data-ref.h (dr_analyze_innermost): Declare.
12046 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12047 (aff_combination_find_elt, name_expansion_hash,
12048 name_expansion_eq, tree_to_aff_combination_expand,
12049 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12051 * tree-affine.h (aff_combination_constant_multiple_p,
12052 tree_to_aff_combination_expand): Declare.
12053 * tree-predcom.c: New file.
12054 * common.opt (fpredictive-commoning): New option.
12055 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12056 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12057 * Makefile.in (tree-predcom.o): Add.
12058 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12059 * passes.c (init_optimization_passes): Add dceloop after
12060 copy propagation in loop optimizer. Add predictive commoning
12061 to loop optimizer passes.
12063 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12065 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12068 2007-05-24 Jan Hubicka <jh@suse.cz>
12070 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12072 (genheader): Include statistics.h.
12074 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12076 * print-rtl.c (flag_dump_unnumbered): Update comments.
12077 (print_rtl): Fix my previous change.
12078 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12081 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12083 PR middle-end/32018
12084 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12086 (thread_through_all_blocks): Call initialize_original_copy_tables
12087 and free_original_copy_tables.
12088 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12090 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12091 * cfghooks.c (duplicate_block): Use get_loop_copy.
12092 * cfg.c: Include cfgloop.h.
12093 (loop_copy): New hash table.
12094 (initialize_original_copy_tables): Initialize loop_copy table.
12095 (free_original_copy_tables): Free loop_copy table.
12096 (copy_original_table_clear, copy_original_table_set,
12097 set_loop_copy, get_loop_copy): New functions.
12098 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12099 * cfgloop.h (struct loop): Remove copy field.
12100 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12101 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12103 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12105 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12106 -msse/-msse2/-msse3.
12108 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12110 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12111 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12113 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12116 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12117 * targhooks.h (default_mangle_decl_assembler_name): Declare
12119 * targhooks.c (default_mangle_decl_assembler_name): Define
12121 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12123 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12124 * langhooks.c (lhd_set_decl_assembler_name): Call
12125 targetm.mangle_decl_assembler_name for names with global scope.
12127 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12129 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12130 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12132 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12133 New. Factored out of i386_pe_encode_section_info.
12134 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12135 Move check for prior decoration of stdcall
12136 symbols to i386_pe_encode_section_info.
12137 (i386_pe_encode_section_info): Adjust call to
12138 gen_stdcall_or_fastcall_suffix. Use
12139 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12140 (i386_pe_mangle_decl_assembler_name): New. Wrap
12141 i386_pe_maybe_mangle_decl_assembler_name.
12143 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12145 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12146 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12147 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12148 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12149 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12152 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12153 Nigel Stephens <nigel@mips.com>
12154 Richard Sandiford <richard@codesourcery.com>
12156 Fix up MIPS16 hard float and add support for complex.
12158 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12159 (TARGET_SOFT_FLOAT_ABI): New.
12160 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12161 __mips_soft_float to reflect the ABI in use, not whether the
12162 FPU is directly accessible (e.g., in MIPS16 mode).
12163 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12164 (UNITS_PER_FPVALUE): Likewise.
12166 * config/mips/mips.c (mips_expand_call): Remove redundant
12167 TARGET_MIPS16 check.
12168 (mips_arg_regno): New.
12169 (function_arg_advance): When setting bits in cum->fp_code for
12170 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12172 (function_arg): Use mips_arg_regno.
12173 (mips_return_mode_in_fpr_p): New.
12174 (mips16_call_stub_mode_suffix): New.
12175 (mips16_cfun_returns_in_fpr_p): New.
12176 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12177 (mips_output_function_prologue): Test mips16_hard_float, not
12178 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12179 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12180 return value into a floating-point register.
12181 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12182 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12183 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12184 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12185 word of double arguments from or to the high bits of 64-bit
12186 floating point registers.
12187 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12188 (mips16_fpret_double): New helper function.
12189 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12190 support for complex modes. Fill in DECL_RESULT for stubdecl.
12191 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12193 * config/mips/mips16.S
12194 (RET, ARG1, ARG2): New.
12195 (MERGE_GPRf, MERGE_GPRt): New.
12196 (DELAYt, DELAYf): New.
12197 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12198 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12199 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12200 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12201 (SFOP): Renamed to...
12202 (OPSF3): This, and macro-ified. Updated all uses.
12203 (SFOP2): Renamed to...
12204 (OPSF2): This, and macro-ified. Updated all uses.
12205 (SFCMP): Renamed to...
12206 (CMPSF): This, and macro-ified. Updated all uses.
12207 (SFREVCMP): Renamed to...
12208 (REVCMPSF): This, and macro-ified. Updated all uses.
12209 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12210 (LDDBL1, LDDBL2, RETDBL): Deleted.
12211 (DFOP): Renamed to...
12212 (OPDF3): This, and macro-ified. Updated all uses.
12213 (DFOP2): Renamed to...
12214 (OPDF2): This, and macro-ified. Updated all uses.
12215 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12216 (DFCMP): Renamed to...
12217 (CMPDF): This, and macro-ified. Updated all uses.
12218 (DFREVCMP): Renamed to...
12219 (REVCMPDF): This, and macro-ified. Updated all uses.
12220 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12221 (RET_FUNCTION): New.
12222 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12223 (__mips16_ret_sc, __mips16_ret_dc): New.
12224 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12225 STUB_ARGS_6, STUB_ARGS_10): New.
12226 (CALL_STUB_NO_RET): New.
12227 (__mips16_call_stub_1): Macro-ified.
12228 (__mips16_call_stub_5): Macro-ified.
12229 (__mips16_call_stub_2): Macro-ified.
12230 (__mips16_call_stub_6): Macro-ified.
12231 (__mips16_call_stub_9): Macro-ified.
12232 (__mips16_call_stub_10): Macro-ified.
12233 (CALL_STUB_RET): New.
12234 (__mips16_call_stub_sf_0): Macro-ified.
12235 (__mips16_call_stub_sf_1): Macro-ified.
12236 (__mips16_call_stub_sf_5): Macro-ified.
12237 (__mips16_call_stub_sf_2): Macro-ified.
12238 (__mips16_call_stub_sf_6): Macro-ified.
12239 (__mips16_call_stub_sf_9): Macro-ified.
12240 (__mips16_call_stub_sf_10): Macro-ified.
12241 (__mips16_call_stub_df_0): Macro-ified.
12242 (__mips16_call_stub_df_1): Macro-ified.
12243 (__mips16_call_stub_df_5): Macro-ified.
12244 (__mips16_call_stub_df_2): Macro-ified.
12245 (__mips16_call_stub_df_6): Macro-ified.
12246 (__mips16_call_stub_df_9): Macro-ified.
12247 (__mips16_call_stub_df_10): Macro-ified.
12248 (__mips16_call_stub_sc_0): New.
12249 (__mips16_call_stub_sc_1): New.
12250 (__mips16_call_stub_sc_5): New.
12251 (__mips16_call_stub_sc_2): New.
12252 (__mips16_call_stub_sc_6): New.
12253 (__mips16_call_stub_sc_9): New.
12254 (__mips16_call_stub_sc_10): New.
12255 (__mips16_call_stub_dc_0): New.
12256 (__mips16_call_stub_dc_1): New.
12257 (__mips16_call_stub_dc_5): New.
12258 (__mips16_call_stub_dc_2): New.
12259 (__mips16_call_stub_dc_6): New.
12260 (__mips16_call_stub_dc_9): New.
12261 (__mips16_call_stub_dc_10): New.
12263 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12264 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12265 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12267 2007-05-23 Ian Lance Taylor <iant@google.com>
12269 * doc/invoke.texi (Invoking GCC): Document that the order of the
12272 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12275 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12276 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12277 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12281 * config/score/score.c (score_print_operand): Make sure that only
12282 lower bits are used.
12284 2007-05-22 Ian Lance Taylor <iant@google.com>
12286 * tree-vrp.c (avoid_overflow_infinity): New static function,
12287 broken out of set_value_range_to_value.
12288 (set_value_range_to_value): Call avoid_overflow_infinity.
12289 (extract_range_from_assert): Likewise.
12291 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12293 PR middle-end/31095
12294 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12295 change the type before looking for a COMPOUND_EXPR.
12297 2007-05-22 Ian Lance Taylor <iant@google.com>
12299 * lower-subreg.c (decompose_multiword_subregs): If we change an
12300 insn, call remove_retval_note on it.
12302 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12304 * regs.h (end_hard_regno): New function.
12305 (END_HARD_REGNO, END_REGNO): New macros.
12306 (add_to_hard_reg_set): New function.
12307 (remove_from_hard_reg_set): Likewise.
12308 (in_hard_reg_set_p): Likewise.
12309 (overlaps_hard_reg_set_p): Likewise.
12310 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12311 (note_btr_set): Use END_HARD_REGNO.
12312 * caller-save.c (setup_save_areas): Use end_hard_regno.
12313 (mark_set_regs): Use END_HARD_REGNO.
12314 (add_stored_regs): Use end_hard_regno.
12315 (mark_referenced_regs): Use add_to_hard_reg_set.
12316 * combine.c (update_table_tick): Use END_REGNO.
12317 (record_value_for_reg): Likewise.
12318 (record_dead_and_set_regs): Likewise.
12319 (get_last_value_validate): Likewise.
12320 (use_crosses_set_p): Likewise.
12321 (reg_dead_at_p_1): Likewise.
12322 (reg_dead_at_p): Likewise.
12323 (mark_used_regs_combine): Use add_to_hard_reg_set.
12324 (move_deaths): Use END_HARD_REGNO.
12325 (reg_bitfield_target_p): Use end_hard_regno.
12326 (distribute_notes): Use END_HARD_REGNO.
12327 * cse.c (mention_regs): Use END_REGNO.
12328 (insert): Use add_to_hard_reg_set.
12329 (invalidate): Use END_HARD_REGNO.
12330 (invalidate_for_call): Likewise.
12331 (exp_equiv_p): Use END_REGNO.
12332 (cse_insn): Likewise.
12333 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12334 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12335 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12336 * function.c (keep_stack_depressed): Use end_hard_regno.
12337 * global.c (global_alloc): Use end_hard_regno.
12338 (global_conflicts): Use add_to_hard_reg_set instead of
12340 (find_reg): Likewise.
12341 (mark_reg_store): Likewise.
12342 (mark_reg_conflicts): Likewise.
12343 (mark_reg_death): Use remove_from_hard_reg_set.
12344 (mark_reg_live_nc): Delete.
12345 (set_preference): Use end_hard_regno.
12346 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12347 remove_from_hard_reg_set.
12348 (post_mark_life): Use add_to_hard_reg_set.
12349 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12350 (reg_becomes_live): Use add_to_hard_reg_set.
12351 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12352 (peep2_find_free_register): Use add_to_hard_reg_set.
12353 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12354 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12355 * regrename.c (note_sets): Use add_to_hard_reg_set.
12356 (clear_dead_regs): Use remove_from_hard_reg_set.
12357 (regrename_optimize): Use add_to_hard_reg_set.
12358 (find_oldest_value_reg): Use in_hard_reg_set_p.
12359 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12360 (hard_reg_set_here_p): Use end_hard_regno.
12361 (decompose): Likewise.
12362 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12363 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12364 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12365 (mark_home_live): Use end_hard_regno.
12366 (spill_hard_reg): Likewise.
12367 (clear_reload_reg_in_use): Likewise.
12368 * reorg.c (delete_prior_computation): Use END_REGNO.
12369 * resource.c (update_live_status): Use END_HARD_REGNO.
12370 (mark_referenced_resources): Use add_to_hard_reg_set.
12371 (mark_set_resources): Likewise.
12372 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12373 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12374 (reg_overlap_mentioned_p): Likewise.
12375 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12376 (covers_regno_no_parallel_p): Use END_REGNO.
12377 (find_regno_note): Likewise.
12378 (find_reg_fusage): Use END_HARD_REGNO.
12379 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12380 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12382 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12384 * mode-switching.c (reg_dies): Change type of second argument to
12386 (optimize_mode_switching): Update accordingly.
12388 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12390 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12392 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12393 (hard_reg_set_empty_p): ...these new functions.
12394 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12395 GO_IF_HARD_REG_SUBSET.
12396 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12397 instead of GO_IF_HARD_REG_EQUAL.
12398 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12399 instead of GO_IF_HARD_REG_EQUAL.
12400 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12401 GO_IF_HARD_REG_SUBSET.
12402 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12403 GO_IF_HARD_REG_EQUAL.
12404 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12405 of GO_IF_HARD_REG_SUBSET.
12406 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12407 instead of GO_IF_HARD_REG_EQUAL.
12408 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12409 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12410 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12411 of GO_IF_HARD_REG_SUBSET,
12412 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12413 GO_IF_HARD_REG_SUBSET.
12414 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12415 instead of GO_IF_HARD_REG_EQUAL.
12416 * config/sh/sh.c (push_regs, calc_live_regs): Use
12417 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12418 (hard_regs_intersect_p): Delete.
12420 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12422 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12424 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12425 Richard Henderson <rth@redhat.com>
12427 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12429 (x86_64-*-*): Likewise.
12431 * i386/i386-modes.def (V2QI): New.
12433 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12435 (override_options): Support SSE4.1.
12436 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12437 (IX86_BUILTIN_BLENDPS): Likewise.
12438 (IX86_BUILTIN_BLENDVPD): Likewise.
12439 (IX86_BUILTIN_BLENDVPS): Likewise.
12440 (IX86_BUILTIN_PBLENDVB128): Likewise.
12441 (IX86_BUILTIN_PBLENDW128): Likewise.
12442 (IX86_BUILTIN_DPPD): Likewise.
12443 (IX86_BUILTIN_DPPS): Likewise.
12444 (IX86_BUILTIN_INSERTPS128): Likewise.
12445 (IX86_BUILTIN_MOVNTDQA): Likewise.
12446 (IX86_BUILTIN_MPSADBW128): Likewise.
12447 (IX86_BUILTIN_PACKUSDW128): Likewise.
12448 (IX86_BUILTIN_PCMPEQQ): Likewise.
12449 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12450 (IX86_BUILTIN_PMAXSB128): Likewise.
12451 (IX86_BUILTIN_PMAXSD128): Likewise.
12452 (IX86_BUILTIN_PMAXUD128): Likewise.
12453 (IX86_BUILTIN_PMAXUW128): Likewise.
12454 (IX86_BUILTIN_PMINSB128): Likewise.
12455 (IX86_BUILTIN_PMINSD128): Likewise.
12456 (IX86_BUILTIN_PMINUD128): Likewise.
12457 (IX86_BUILTIN_PMINUW128): Likewise.
12458 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12459 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12460 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12461 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12462 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12463 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12464 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12465 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12466 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12467 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12468 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12469 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12470 (IX86_BUILTIN_PMULDQ128): Likewise.
12471 (IX86_BUILTIN_PMULLD128): Likewise.
12472 (IX86_BUILTIN_ROUNDPD): Likewise.
12473 (IX86_BUILTIN_ROUNDPS): Likewise.
12474 (IX86_BUILTIN_ROUNDSD): Likewise.
12475 (IX86_BUILTIN_ROUNDSS): Likewise.
12476 (IX86_BUILTIN_PTESTZ): Likewise.
12477 (IX86_BUILTIN_PTESTC): Likewise.
12478 (IX86_BUILTIN_PTESTNZC): Likewise.
12479 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12480 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12481 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12482 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12483 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12484 (bdesc_ptest): New.
12485 (bdesc_sse_3arg): Likewise.
12486 (bdesc_2arg): Likewise.
12487 (bdesc_1arg): Likewise.
12488 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12490 (ix86_expand_sse_4_operands_builtin): New.
12491 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12492 smaller than 8 bits as the 2nd arg.
12493 (ix86_expand_sse_ptest): New.
12494 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12495 (ix86_expand_vector_set): Support SSE4.1.
12496 (ix86_expand_vector_extract): Likewise.
12498 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12499 __SSE4_1__ for -msse4.1.
12501 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12502 (UNSPEC_INSERTPS): Likewise.
12503 (UNSPEC_DP): Likewise.
12504 (UNSPEC_MOVNTDQA): Likewise.
12505 (UNSPEC_MPSADBW): Likewise.
12506 (UNSPEC_PHMINPOSUW): Likewise.
12507 (UNSPEC_PTEST): Likewise.
12508 (UNSPEC_ROUNDP): Likewise.
12509 (UNSPEC_ROUNDS): Likewise.
12511 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12513 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12514 (const_pow2_1_to_32768_operand): Likewise.
12516 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12519 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12521 (sse4_1_insertps): Likewise.
12522 (*sse4_1_extractps): Likewise.
12523 (sse4_1_ptest): Likewise.
12524 (sse4_1_mulv2siv2di3): Likewise.
12525 (*sse4_1_mulv4si3): Likewise.
12526 (*sse4_1_smax<mode>3): Likewise.
12527 (*sse4_1_umax<mode>3): Likewise.
12528 (*sse4_1_smin<mode>3): Likewise.
12529 (*sse4_1_umin<mode>3): Likewise.
12530 (sse4_1_eqv2di3): Likewise.
12531 (*sse4_1_pinsrb): Likewise.
12532 (*sse4_1_pinsrd): Likewise.
12533 (*sse4_1_pinsrq): Likewise.
12534 (*sse4_1_pextrb): Likewise.
12535 (*sse4_1_pextrb_memory): Likewise.
12536 (*sse4_1_pextrw_memory): Likewise.
12537 (*sse4_1_pextrq): Likewise.
12538 (sse4_1_blendpd): Likewise.
12539 (sse4_1_blendps): Likewise.
12540 (sse4_1_blendvpd): Likewise.
12541 (sse4_1_blendvps): Likewise.
12542 (sse4_1_dppd): Likewise.
12543 (sse4_1_dpps): Likewise.
12544 (sse4_1_movntdqa): Likewise.
12545 (sse4_1_mpsadbw): Likewise.
12546 (sse4_1_packusdw): Likewise.
12547 (sse4_1_pblendvb): Likewise.
12548 (sse4_1_pblendw): Likewise.
12549 (sse4_1_phminposuw): Likewise.
12550 (sse4_1_extendv8qiv8hi2): Likewise.
12551 (*sse4_1_extendv8qiv8hi2): Likewise.
12552 (sse4_1_extendv4qiv4si2): Likewise.
12553 (*sse4_1_extendv4qiv4si2): Likewise.
12554 (sse4_1_extendv2qiv2di2): Likewise.
12555 (*sse4_1_extendv2qiv2di2): Likewise.
12556 (sse4_1_extendv4hiv4si2): Likewise.
12557 (*sse4_1_extendv4hiv4si2): Likewise.
12558 (sse4_1_extendv2hiv2di2): Likewise.
12559 (*sse4_1_extendv2hiv2di2): Likewise.
12560 (sse4_1_extendv2siv2di2): Likewise.
12561 (*sse4_1_extendv2siv2di2): Likewise.
12562 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12563 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12564 (sse4_1_zero_extendv4qiv4si2): Likewise.
12565 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12566 (sse4_1_zero_extendv2qiv2di2): Likewise.
12567 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12568 (sse4_1_zero_extendv4hiv4si2): Likewise.
12569 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12570 (sse4_1_zero_extendv2hiv2di2): Likewise.
12571 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12572 (sse4_1_zero_extendv2siv2di2): Likewise.
12573 (*sse4_1_zero_extendv2siv2di2): Likewise.
12574 (sse4_1_roundpd): Likewise.
12575 (sse4_1_roundps): Likewise.
12576 (sse4_1_roundsd): Likewise.
12577 (sse4_1_roundss): Likewise.
12578 (mulv4si3): Don't expand for SSE4.1.
12579 (smax<mode>3): Likewise.
12580 (umaxv4si3): Likewise.
12581 (uminv16qi3): Likewise.
12582 (umin<mode>3): Likewise.
12583 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12585 * doc/extend.texi: Document SSE4.1 built-in functions.
12587 * doc/invoke.texi: Document -msse4.1.
12589 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12591 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12592 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12593 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12594 (ASM_SPEC): Add asm_pcrel_spec.
12595 (EXTRA_SPECS): Add asm_pcrel_spec.
12597 2007-05-21 David Daney <ddaney@avtrex.com>
12599 * doc/install.texi (Building a cross compiler): Add requirements
12600 for Java cross compiler.
12602 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12604 PR middle-end/31995
12605 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12606 Add loopno argument. Use evolution_function_is_invariant_rec_p
12607 instead of evolution_function_is_constant_p.
12608 Update calls to evolution_function_is_affine_multivariate_p.
12609 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12610 Add loopno argument.
12611 * tree-scalar-evolution.c (gather_chrec_stats): Call
12612 evolution_function_is_affine_multivariate_p with a loop
12614 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12615 (analyze_overlapping_iterations): Likewise.
12616 (access_functions_are_affine_or_constant_p): Likewise.
12617 (build_classic_dist_vector_1): If the access functions
12618 are equal, don't do anything.
12620 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12621 Paolo Carlini <pcarlini@suse.de>
12622 Uros Bizjak <ubizjak@gmail.com>
12624 * c-cppbuiltin.c (c_cpp_builtins): Define
12625 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12626 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12627 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12628 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12630 2007-05-21 Mike Stump <mrs@apple.com>
12632 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12634 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12636 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12638 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12639 implementation if __OPTIMIZE__ is not defined.
12640 (_mm_alignr_pi8): Ditto.
12641 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12642 (_mm_inserti_si64): Ditto.
12643 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12644 (_mm_slli_epi16): Ditto.
12645 (_mm_slli_epi32): Ditto.
12646 (_mm_slli_epi64): Ditto.
12647 (_mm_srai_epi16): Ditto.
12648 (_mm_srai_epi32): Ditto.
12649 (_mm_srli_si128): Ditto.
12650 (_mm_slli_si128): Ditto.
12651 (_mm_srli_epi16): Ditto.
12652 (_mm_srli_epi32): Ditto.
12653 (_mm_srli_epi64): Ditto.
12654 (_mm_extract_epi16): Ditto.
12655 (_mm_insert_epi16): Ditto.
12656 (_mm_shufflehi_epi16): Ditto.
12657 (_mm_shufflelo_epi16): Ditto.
12658 (_mm_shuffle_epi32): Ditto.
12659 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12660 (_m_pextrw): Ditto.
12661 (_mm_insert_pi16): Ditto.
12662 (_m_pinsrw): Ditto.
12663 (_mm_shuffle_pi16): Ditto.
12664 (_m_pshufw): Ditto.
12665 (_mm_shufle_ps): Ditto.
12666 (_mm_prefetch): Ditto.
12668 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12670 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12671 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12672 * real.c (encode_i370_single, decode_i370_single,
12673 encode_i370_double, decode_i370_double): Functions removed.
12674 (i370_single_format, i370_double_format): Initializations removed.
12675 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12676 Consider the log2_b field to always be one.
12677 (ieee_single_format, mips_single_format, coldfire_single_format,
12678 ieee_double_format, mips_double_format, coldfire_double_format,
12679 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12680 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12681 ibm_extended_format, mips_extended_format, ieee_quad_format,
12682 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12683 decimal_single_format, decimal_double_format, decimal_quad_format,
12684 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12685 initialization of log2_b.
12686 * real.h (i370_single_format, i370_double_format): Declarations
12688 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12689 field to always be one.
12691 2007-05-21 Andreas Schwab <schwab@suse.de>
12693 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12694 NOTE_INSN_BASIC_BLOCK_P.
12695 (process_for_unwind_directive): Likewise.
12697 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12699 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12700 * function.h (struct function): Move va_list_gpr_size,
12701 va_list_fpr_size, function_frequency to front of bitfields. Add
12703 (current_function_calls_unwind_init): New.
12704 * except.c (expand_builtin_unwind_init): Set
12705 current_function_calls_unwind_init not
12706 current_function_has_nonlocal_label.
12707 * reload1.c (has_nonexceptional_receiver): New.
12708 (reload): Use it and current_function_calls_unwind_init to
12709 determine whether call-saved regs must be saved.
12711 2007-05-20 Jan Hubicka <jh@suse.cz>
12713 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12714 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12715 * ddg.c (create_ddg): LIkewise.
12716 * final.c (final): Remove hunk moving line number notes around since
12717 they are no longer present at this stage.
12718 (final_scan_insn): Use NOTE_KIND instead of
12719 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12720 (output_asm_label): Likewise.
12721 * reorg.c (dbr_schedule): Likewise.
12722 * haifa-sched.c (unlink_other_notes): Likewise.
12723 * mode-switching.c (optimize_mode_switching): Likewise.
12724 * graph.c (start_bb): Likewise.
12725 * rtl.def (NOTE): Update description.
12726 * jump.c (squeeze_notes): Delete.
12727 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12728 NOTE_INSN_BASIC_BLOCK_P when possible.
12729 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12730 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12731 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12732 (dwarf2out_var_location): Likewise.
12733 * cfgbuild.c (make_edges): Likewise.
12734 (find_basic_blocks_1): Likewise.
12735 * function.c (reorder_blocks_1): Likewise.
12736 (epilogue_done): Likewise.
12737 (reposition_prologue_and_epilogue_notes): Likewise.
12738 * print-rtl.c (print_rtx): Likewise; drop code for printing
12740 (print_rtl): Likewise.
12741 (print_rtl_single): Likewise.
12742 * gcse.c (insert_insn_start_bb): Likewise.
12743 * alias.c (init_alias_analysis): Likewise.
12744 * calls.c (fixup_tail_calls): Likewise.
12745 * except.c (sjlj_emit_function_enter): Likewise.
12746 * emit-rtl.c (add_insn_after): Likeiwse.
12747 (emit_label_before): Likewise.
12748 (emit_label_after): Likewise.
12749 (emit_note_before, emit_note_after, emit_note): Update
12750 parameter to be enum insn_note; do not deal with source
12752 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12753 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12755 (merge_blocks_move_successor_nojumps): Simplify now when
12756 we don't have BLOCK notes.
12757 (try_optimize_cfg): Likewise.
12758 * cfglayout.c (skip_insns_after_block): Likewise.
12759 (record_effective_endpoints): Likewise.
12760 (duplicate_insn_chain): Likewise.
12761 * varasm.c (output_constant_pool_1): Likewise.
12762 * sched-deps.c (sched_analyze): Likewise.
12763 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12765 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12766 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12767 (SET_INSN_DELETED): Simplify.
12768 (NOTE_LINE_NUMBER): Exterminate.
12769 (NOTE_LINE_KIND): New.
12770 (NOTE_INSN_BASIC_BLOCK_P): Update.
12771 (enum insn_note): Simplify.
12772 (GET_NOTE_INSN_NAME) Simplify.
12773 (emit_note_before, emit_note_after, emit_note): Update prototype.
12774 (squeeze_notes): Remove.
12775 * sched-int.h (NOTE_NOT_BB_P): Update.
12776 * resource.c (mark_target_live_regs): Update.
12777 * sched-rgn.c (debug_dependencies): Update.
12778 * sched-vis.c (print_insn): Update.
12779 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12780 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12781 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12782 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12783 (split_branches): Update.
12784 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12786 (sh_adjust_unroll_max): Exterminate.
12787 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12788 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12789 (m68hc11_reorg): Likewise.
12790 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12791 (emit_predicate_relation_info): Update.
12792 (process_for_unwind_directive): Update.
12793 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12794 (output_call): Update.
12795 * config/pa/pa.c (output_lbranch): Update.
12796 (output_millicode_call): Update.
12797 (output_call): Update.
12798 (pa_combine_instructions): Update.
12799 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12800 * config/bfin/bfin.c (gen_one_bundle): Update.
12801 * cfgrtl.c (can_delete_note_p): Update.
12802 (delete_insn): Update.
12803 (rtl_merge_blocks): Update.
12804 (commit_one_edge_insertion): Update.
12805 (rtl_verify_flow_info): Update.
12806 * stmt.c (expand_case): Do not call squeeze_notes.
12808 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12815 * c.opt (Wtype-limits): New.
12816 * doc/invoke.texi (Wtype-limits): Document it.
12817 (Wextra): Enabled by -Wextra.
12818 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12819 * c-common.c (shorten_compare): Warn with Wtype-limits.
12821 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12823 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12824 inlined function, not as a macro.
12825 (_mm_alignr_pi8): Ditto.
12826 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12827 (_mm_inserti_si64): Ditto.
12828 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12829 (_mm_extract_epi16): Ditto.
12830 (_mm_insert_epi16): Ditto.
12831 (_mm_shufflehi_epi16): Ditto.
12832 (_mm_shufflelo_epi16): Ditto.
12833 (_mm_shuffle_epi32): Ditto.
12834 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12835 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12837 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12839 (_m_to_float): Use C89 compatible assignment.
12841 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12844 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12846 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12849 * doc/invoke.texi (Wreturn-type): Complete description.
12850 (Wextra): Delete item about return-type warning.
12851 * c-decl.c: Delete redundant Wextra warning.
12853 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12856 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12857 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12858 inlined function, not as a macro.
12859 (_mm_prefetch): Ditto.
12860 (_m_pextrw): Ditto.
12861 (_mm_insert_pi16): Ditto.
12862 (_m_pinsrw): Ditto.
12863 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12864 (_m_pshufw): Ditto. Add const to __N argument.
12865 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12866 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12867 (_mm_slli_epi32): Ditto.
12868 (_mm_srli_si128): Implement as always inlined function, not as a
12869 macro. Add __inline to function declaration.
12870 (_mm_slli_si128): Ditto.
12872 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12874 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12875 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12877 (struct fenv): New structure.
12878 (FP_HANDLE_EXCEPTIONS): New define.
12879 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12880 (_FP_DECL_EXP): New define.
12881 (FP_INIT_ROUNDMODE): New define.
12882 (FP_ROUNDMODE): New define.
12884 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12886 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12887 (Wconversion): Update description.
12888 (Wconversion-sign): New.
12889 * c.opt (Wconversion-sign): New.
12890 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12891 means disabled for C++. Otherwise, take the status of Wconversion.
12892 * c-common.c (conversion_warning): Warn with either Wconversion or
12894 (warnings_for_convert_and_check): Conditions are already checked by
12895 conversion_warning.
12896 (convert_and_check): Don't check warnings if the conversion failed.
12898 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12899 Anatoly Sokolov <aesok@dol.ru>
12901 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12902 avr_epilogue_uses) : Add declaration.
12903 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12904 * config/avr/constraints.md (R): New constraint.
12905 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12906 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12907 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12908 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12909 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12910 call_prologue_saves, epilogue_restores, return_from_epilogue,
12911 return_from_main_epilogue, return_from_interrupt_epilogue,
12912 return_from_naked_epilogue, prologue, epilogue): New patterns.
12913 (jump): Handle symbol reference.
12914 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12915 avr_output_function_prologue, avr_output_function_epilogue): Remove
12917 (avr_init_machine_status, expand_prologue, expand_epilogue,
12918 avr_asm_function_end_prologue, avr_epilogue_uses,
12919 avr_asm_function_begin_epilogue): New functions.
12920 (prologue_size, epilogue_size, jump_tables_size): Remove global
12922 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12923 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12924 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12925 (avr_override_options): Initialise init_machine_status.
12926 (output_movhi): Handle all stack pointer loads.
12927 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12928 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12929 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12930 (EPILOGUE_USES) Redefine.
12931 (machine_function) Declare.
12933 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12935 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12936 Use a single return statement.
12938 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12940 PR middle-end/30250
12941 * builtins.c (do_mpfr_lgamma_r): New.
12942 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12943 * tree.h (CASE_FLT_FN_REENT): New.
12945 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12947 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12948 (output_die): Use 'unsigned long' with %x.
12949 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12950 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12951 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12953 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12955 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12960 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12961 true if function has no argument.
12963 2007-05-18 DJ Delorie <dj@redhat.com>
12965 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12966 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12968 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12970 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12971 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12972 count_trailing_zeros.
12973 (__i386__): Implement count_leading_zeros using __builtin_clz().
12974 Implement count_trailing_zeros usign __builtin_ctz().
12976 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12978 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12980 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12982 PR middle-end/31344
12983 * expr.c (emit_move_change_mode): Change mode of push operands here.
12985 2007-05-17 Ian Lance Taylor <iant@google.com>
12987 PR tree-optimization/31953
12988 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12989 Change all callers.
12990 (set_value_range_to_null): Call set_value_range_to_value.
12991 (extract_range_from_comparison): Likewise.
12993 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12995 * toplev.c (print_version): Output GMP/MPFR version info.
12997 * builtins.c (CASE_MATHFN_REENT): New macro.
12998 (mathfn_built_in): Use it.
12999 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13000 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13001 BUILT_IN_LGAMMAL_R): New.
13002 * doc/extend.texi: Document new builtins.
13004 PR middle-end/31796
13005 * builtins.c (do_mpfr_remquo): New.
13006 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13007 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13009 PR middle-end/30251
13010 * builtins.c (fold_builtin_1): Handle y0, y1.
13011 (fold_builtin_2): Handle yn.
13013 PR middle-end/30251
13014 * builtins.c (do_mpfr_bessel_n): New.
13015 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13016 (fold_builtin_2): Handle BUILT_IN_JN.
13018 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13021 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13022 TYPE_PRECISION (intmax_type_node).
13024 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13027 * reload.c (subst_reloads): Remove checking.
13029 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13031 PR rtl-optimization/31691
13032 * combine.c (simplify_set): Build a new src pattern instead of
13033 substituting its operands in the COMPARE case.
13035 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13037 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13038 (execute_vrp): Preserve loops through jump threading.
13039 * tree-ssa-threadupdate.c (thread_single_edge,
13040 dbds_continue_enumeration_p, determine_bb_domination_status,
13041 thread_through_loop_header): New functions.
13042 (create_edge_and_update_destination_phis,
13043 create_edge_and_update_destination_phis): Set loops for the new blocks.
13044 (prune_undesirable_thread_requests): Removed.
13045 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13047 (thread_block): Do not call prune_undesirable_thread_requests.
13049 (mark_threaded_blocks): Select edges to thread here.
13050 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13051 Thread edges through loop headers independently.
13052 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13053 * tree-pass.h (TODO_mark_first_instance): New.
13054 (first_pass_instance): Declare.
13055 * cfghooks.c (duplicate_block): Put the block to the original loop
13056 if copy is not specified.
13057 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13058 jump threading. Pass may_peel_loop_headers to
13059 thread_through_all_blocks according to first_pass_instance.
13060 * cfgloop.h (create_preheader): Declare.
13061 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13062 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13063 * passes.c (first_pass_instance): New variable.
13064 (next_pass_1): Set TODO_mark_first_instance.
13065 (execute_todo): Set first_pass_instance.
13067 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13069 PR tree-optimization/24659
13070 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13071 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13072 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13073 OTI_vec_pack_ufix_trunc.
13074 (vec_unpacks_float_hi_optab): Define new macro.
13075 (vec_unpacks_float_lo_optab): Ditto.
13076 (vec_unpacku_float_hi_optab): Ditto.
13077 (vec_unpacku_float_lo_optab): Ditto.
13078 (vec_pack_sfix_trunc_optab): Ditto.
13079 (vec_pack_ufix_trunc_optab): Ditto.
13080 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13081 and vec_pack_[s|u]fix_trunc_optab using
13082 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13083 * tree-vectorizer.c (supportable_widening_operation): Handle
13084 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13085 (supportable_narrowing_operation): New function.
13086 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13087 * tree-vect-transform.c (vectorizable_conversion): Handle
13088 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13089 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13090 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13091 to check for target support.
13092 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13093 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13094 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13095 for VEC_PACK_FIX_TRUNC_EXPR.
13096 (expand_binop): Special case mode of the result for
13097 vec_pack_[u|s]fix_trunc_optab.
13098 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13099 vec_pack_[u|s]fix_trunc_optab.
13101 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13102 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13103 * tree-pretty-print.c (dump_generic_node): Handle
13104 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13105 VEC_PACK_FIX_TRUNC_EXPR.
13107 * expr.c (expand_expr_real_1): Ditto.
13108 * tree-inline.c (estimate_num_insns_1): Ditto.
13109 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13111 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13112 (vec_unpacks_float_lo_v8hi): Ditto.
13113 (vec_unpacku_float_hi_v8hi): Ditto.
13114 (vec_unpacku_float_lo_v8hi): Ditto.
13115 (vec_unpacks_float_hi_v4si): Ditto.
13116 (vec_unpacks_float_lo_v4si): Ditto.
13117 (vec_pack_sfix_trunc_v2df): Ditto.
13119 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13121 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13122 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13123 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13124 [vec_pack_ufix_trunc]: Ditto.
13125 [vec_unpacks_float_hi]: Ditto.
13126 [vec_unpacks_float_lo]: Ditto.
13127 [vec_unpacku_float_hi]: Ditto.
13128 [vec_unpacku_float_lo]: Ditto.
13130 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13132 * soft-fp/README: Update for new files.
13133 * soft-fp/floattisf.c: New file.
13134 * soft-fp/floattidf.c: New file.
13135 * soft-fp/floattitf.c: New file.
13136 * soft-fp/floatuntisf.c: New file.
13137 * soft-fp/floatuntidf.c: New file.
13138 * soft-fp/floatuntitf.c: New file.
13139 * soft-fp/fixsfti.c: New file.
13140 * soft-fp/fixdfti.c: New file.
13141 * soft-fp/fixtfti.c: New file.
13142 * soft-fp/fixunssfti.c: New file.
13143 * soft-fp/fixunsdfti.c: New file.
13144 * soft-fp/fixunstfti.c: New file.
13145 * soft-fp/extendxftf.c: New file.
13146 * soft-fp/trunctfxf.c: New file.
13148 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13149 (__trunctfxf2): Ditto.
13151 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13152 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13153 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13154 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13155 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13156 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13158 * config/i386/t-fprules-softfp64: New file.
13159 * config/i386/sfp-machine.h: New file.
13160 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13161 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13162 and soft-fp/t-softfp to tmake_file.
13163 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13164 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13166 * config/i386/t-linux64 (softfp_wrap_start): New.
13167 (softfp_wrap_end): New.
13168 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13169 supported for TARGET_64BIT.
13171 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13173 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13174 c_common_unsigned_type behavior.
13176 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13178 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13181 2007-05-16 Eric Christopher <echristo@apple.com>
13183 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13184 saving after stack push. Set sp_offset whenever we push.
13185 (rs6000_emit_epilogue): Move altivec register restore before
13188 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13190 * configure.ac: Allow sysroots to be relocated under $prefix as
13191 well as $exec_prefix.
13192 * configure: Regenerate.
13194 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13198 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13200 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13201 (gcc_tooldir): Likewise.
13202 * configure: Regenerate.
13203 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13204 old configure.ac gcc_tooldir setting.
13205 (prefix_to_exec_prefix): New variable.
13206 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13207 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13209 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13211 * c-typeck.c (build_binary_op): Return early for error.
13213 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13215 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13216 struct nb_iter_bound.
13217 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13218 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13219 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13220 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13221 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13222 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13223 (del_scev_info): Use ggc_free.
13224 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13225 * loop-init.c: Include ggc.h.
13226 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13227 (loop_optimizer_finalize): Use ggc_free.
13228 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13229 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13230 pass_iv_optimize): Add TODO_ggc_collect.
13231 * function.h (struct function): Remove skip marker from
13233 * cfgloop.c: Include ggc.h.
13234 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13236 (establish_preds): Vector superloops is gc allocated.
13237 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13239 (flow_loops_find): Vector larray is gc allocated.
13240 (loop_exit_free): Use ggc_free.
13241 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13242 that head of exits list is now not a part of struct loop.
13243 (record_loop_exits): Allocate exits table in gc memory.
13244 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13245 that head of exits list is now not a part of struct loop.
13246 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13247 struct loop_exit): Add GTY marker.
13248 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13249 Add skip marker to aux field. Make head of exits list a separate
13251 (struct loops): Add GTY marker. Make larray vector gc allocated.
13252 Add param marker to exits table.
13253 (get_loops): Type changed.
13254 * Makefile.in (tree-scalar-evolution.o): Add
13255 gt-tree-scalar-evolution.h dependency.
13256 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13257 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13258 * basic-block.h (struct basic_block_def): Remove skip marker from
13261 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13263 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13264 of 0 in the call to expand_expr().
13265 (expand_builtin_mathfn_3): Ditto.
13266 (expand_builtin_interclass_mathfn): Ditto.
13267 (expand_builtin_cexpi): Ditto.
13268 (expand_builtin_int_roundingfn): Ditto.
13269 (expand_builtin_int_roundingfn_2): Ditto.
13270 (expand_builtin_pow): Ditto.
13271 (expand_builtin_powi): Ditto.
13272 (expand_builtin_bswap): Ditto.
13273 (expand_builtin_unop): Ditto.
13274 (expand_builtin_fabs): Ditto.
13275 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13276 the call to expand_expr().
13277 (expand_builtin_sync_operation): Ditto.
13278 (expand_builtin_compare_and_swap): Ditto.
13279 (expand_builtin_lock_test_and_set): Ditto.
13280 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13281 instead of 0 in the call to expand_expr().
13282 (expand_builtin_extract_return_addr): Ditto.
13283 (expand_builtin_eh_return): Ditto.
13284 (expand_eh_return): Ditto.
13285 * explow.c (expr_size): Ditto.
13286 * expr.c (optimize_bitfield_assignment_op): Ditto.
13287 (expand_assignement): Ditto.
13288 (store_expr): Ditto.
13289 (store_field): Ditto.
13290 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13291 the call to expand_expr().
13292 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13293 in the call to expand_expr().
13294 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13295 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13296 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13298 * optabs.c (expand_vec_shift_expr): Ditto.
13299 (expand_vec_cond_expr): Ditto.
13300 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13301 call to expand_expr().
13302 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13303 in the call to expand_expr().
13305 2007-05-14 Dave Korn <dave.korn@artimi.com>
13307 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13309 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13311 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13312 instead of c_common_unsigned_type.
13313 (c_common_unsigned_type): Remove.
13314 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13315 c_common_unsigned_type.
13316 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13317 c_common_unsigned_type.
13318 * c-common.h (c_common_unsigned_type): Remove.
13319 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13320 c_common_unsigned_type.
13321 * c-format.c (check_format_types): Use unsigned_type_for instead of
13322 c_common_unsigned_type.
13323 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13324 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13325 of c_common_unsigned_type.
13326 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13327 lang_hooks.types.unsigned_type.
13328 * expmed.c (make_tree): Use unsigned_type_for instead of
13329 lang_hooks.types.unsigned_type.
13330 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13331 lang_hooks.types.unsigned_type.
13332 (build_range_check): Likewise.
13333 (fold_unary): Likewise.
13334 (fold_binary): Likewise.
13335 (fold_ternary): Likewise.
13336 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13337 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13338 * tree.c (get_unsigned_type): New.
13339 (unsigned_type_for): Use get_unsigned_type instead of
13340 lang_hooks.types.unsigned_type.
13342 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13344 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13345 to m68k_get_function_kind. Update its prototype.
13346 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13348 (m68k_interrupt_function_p): Return enum m68k_function_type
13349 instead of bool. Rename to m68k_get_function_kind.
13350 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13351 target is not fido.
13352 (m68k_compute_frame_layout): Don't mark any register for save
13353 if an interrupt_thread attribute is specified.
13354 (m68k_hard_regno_rename_ok): Update a use of
13355 m68k_interrupt_function_p.
13356 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13357 m68k_interrupt_function_p.
13358 (m68k_function_type): New.
13359 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13360 for a function with an interrupt_thread attribute.
13361 * doc/extend.texi: Document the interrupt_thread attribute.
13363 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13365 Fix PR tree-optimization/31911
13366 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13367 if they didn't change the expression.
13369 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13371 * tree-scalar-evolution.c (resolve_mixers): Exported.
13372 * tree-scalar-evolution.h (resolve_mixers): Declare.
13373 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13374 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13375 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13376 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13377 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13378 strip_conversion, analyze_offset_expr, address_analysis,
13379 object_analysis, analyze_offset): Removed.
13380 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13381 split_constant_offset, canonicalize_base_object_address,
13382 object_address_invariant_in_loop_p, disjoint_objects_p,
13383 dr_may_alias_p, dr_address_invariant_p): New functions.
13384 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13385 and dr_analyze_alias.
13386 (initialize_data_dependence_relation): Use dr_may_alias_p
13387 and object_address_invariant_in_loop_p.
13388 (compute_self_dependence): Handle the case when
13389 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13390 (find_data_references_in_stmt): Restrict the analysis of data
13391 references to the given loop nest.
13392 (find_data_references_in_loop): Made static. Pass loop nest to
13393 find_data_references_in_stmt.
13394 (compute_data_dependences_for_loop): Use DR_VOPS.
13395 (free_data_ref): Free DR_VOPS.
13396 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13397 (struct innermost_loop_behavior): ... new.
13398 (struct base_object_info): Replaced by ...
13399 (struct indices): ... new.
13400 (struct dr_alias): New.
13401 (enum data_ref_type): Removed.
13402 (struct data_reference): Consist of struct innermost_loop_behavior,
13403 struct indices and struct dr_alias.
13404 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13405 (DR_MEMTAG): Renamed to ...
13406 (DR_SYMBOL_TAG): ... this.
13407 (find_data_references_in_loop): Declaration removed.
13408 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13409 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13410 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13411 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13413 2007-05-13 Revital Eres <eres@il.ibm.com>
13415 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13416 which walks virtual def-use chains to find redundant stores.
13417 (dse_optimize_stmt): Call it.
13419 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13421 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13422 * passes.c (init_optimization_passes): Move pass_jump_bypass
13425 * basic-block.h (bb_has_eh_pred): Fix style issue.
13427 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13429 PR rtl-optimization/31848
13430 * loop-invariant.c (move_invariant_reg): If we move an insn
13431 with a REG_EQUAL note, and that insn is not always executed,
13432 remove the REG_EQUAL note.
13434 2007-05-12 Richard Guenther <rguenther@suse.de>
13436 PR tree-optimization/31797
13437 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13438 propagate into a stmt that has volatile ops.
13440 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13442 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13443 (gcc_tooldir): Likewise.
13444 * configure: Regenerate.
13445 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13446 old configure.ac gcc_tooldir setting.
13447 (prefix_to_exec_prefix): New variable.
13448 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13449 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13451 2007-05-11 Silvius Rus <rus@google.com>
13453 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13454 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13455 * c-common.h (strict_aliasing_warning): Change return type.
13456 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13457 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13458 (build_c_cast): Condition call to strict_aliasing_warning.
13459 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13460 * flags.h (set_Wstrict_aliasing): Declare.
13461 * opts.c (set_Wstrict_alising): Define, add call to.
13462 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13463 * tree-ssa-alias-warnings.c: New file.
13464 * tree-ssa-alias.c (compute_may_aliases): Add call to
13465 strict_aliasing_warning_backend.
13467 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13469 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13470 Use loop_depth and loop_outer accessor functions.
13471 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13472 determine_invariantness_stmt, move_computations_stmt): Ditto.
13473 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13474 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13475 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13476 * tree-scalar-evolution.c (interpret_loop_phi,
13477 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13478 instantiate_parameters_1, scev_const_prop): Ditto.
13479 * cfghooks.c (make_forwarder_block): Ditto.
13480 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13481 * modulo-sched.c (loop_canon_p): Ditto.
13482 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13483 slpeel_can_duplicate_loop_p): Ditto.
13484 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13485 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13486 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13487 cancel_loop, verify_loop_structure): Ditto.
13488 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13489 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13490 superloops vector instead of "pred" array.
13491 (establish_preds): Take father loop as an argument. Initialize the
13493 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13494 Do not initialize loop->outer.
13495 (flow_loop_tree_node_remove): Truncate the superloops vector.
13496 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13497 "pred" merged to "superloops" vector.
13498 (loop_depth, loop_outer): New.
13499 (fel_init): Use loop_outer.
13501 2007-05-11 Jan Hubicka <jh@suse.cz>
13503 * cgraphunit.c: Include gt-cgraphunit.h
13504 (static_ctors, static_dtors): New static vars.
13505 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13506 based on implementation in c-common.c
13507 (cgraph_finalize_function): Call record_cdtor_fn.
13508 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13509 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13510 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13511 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13512 build_cdtor, c_build_cdtor_fns): Remove.
13513 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13514 c_build_cdtor_fns): Remove prototype.
13516 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13519 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13520 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13521 * builtins.c (fold_builtin_memchr): New.
13522 (expand_builtin_memchr): Call the latter.
13523 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13524 * doc/extend.texi ([Other built-in functions provided by GCC]):
13527 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13529 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13530 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13531 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13532 PFPO_OP1_TYPE_SHIFT): Constants added.
13533 (DFP_ALL): Mode macro defined.
13534 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13535 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13536 Insn definitions added.
13537 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13538 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13541 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13543 PR tree-optimization/31885
13544 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13545 NULL_TREE to be undetermined.
13546 (automatically_generated_chrec_p): Return false for NULL.
13548 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13550 * config/bfin/bfin.h (MOVE_RATIO): Define.
13552 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13554 * config.gcc (sparc-wrs-vxworks): New target.
13555 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13556 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13557 * config/sparc/sparc.h: Include vxworks-dummy.h.
13558 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13559 include LABEL_REFs too.
13560 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13561 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13563 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13565 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13566 (sparc_emit_call_insn): New function.
13567 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13568 functions when generating VxWorks PIC.
13569 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13570 (call, call_value): Use sparc_emit_call_insn instead of
13573 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13575 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13577 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13579 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13580 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13581 split_double instead of operand_subword.
13583 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13585 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13586 * config/bfin/bfin.c (bfin_local_alignment): New function.
13587 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13589 2007-05-08 Chao-ying Fu <fu@mips.com>
13591 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13592 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13593 (smsub_widen_optab, umsub_widen_optab): Define.
13594 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13596 * genopinit.c (optabs): Fill in smsub_widen_optab and
13598 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13599 and umsub_widen_optab to implement multiply-subtract sequences.
13600 * config/mips/mips.md (*msac<u>_di): Rename to...
13601 (<u>msubsidi4): ...this. Extend condition to include
13602 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13603 of operand 0 to "ka" and use the three-operand form of msub<u>
13605 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13608 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13610 PR rtl-optimization/28011
13611 * reload.c (push_reload): Set dont_share if IN appears in OUT
13612 also when IN is a PLUS rtx.
13613 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13616 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13618 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13619 call unshare_all_decls.
13620 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13621 (unshare_all_decls): Remove.
13623 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13626 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13629 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13630 Nigel Stephens <nigel@mips.com>
13632 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13633 Update comments and all uses.
13634 (MIN_FPRS_PER_FMT): Define.
13635 * config/mips/mips.c (function_arg): Fix to correctly handle
13636 the -mips32r2 -mfp64 -mabi=32 case.
13637 (override_options): Enable use of odd-numbered registers for
13638 SFmode values on MIPS32.
13639 (mips_save_reg_p): Save whole floating-point register pair if
13640 either half is used.
13641 (compute_frame_size): Fix comment.
13643 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13645 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13646 argument of type bool.
13647 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13648 argument. Safely select temporary P register according to it.
13649 (do_link): Change call site of add_to_reg accordingly.
13650 (do_unlink): Add epilogue_p as a fourth argument and pass it
13652 (expand_interrupt_handler_epilogue): Change call of do_unlink
13654 (bfin_expand_prologue): Add a third argument sibcall_p.
13655 * config/bfin/bfin.md (epilogue): Change call of
13656 bfin_expand_epilogue accordingly.
13657 (sibcall_epilogue): Likewise.
13658 (eh_return_internal): Likewise.
13660 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13661 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13662 * config/bfin/bfin.c (bfin_handle_option): Handle
13663 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13664 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13665 Support bf534, bf536 and bf561.
13666 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13668 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13671 * config/i386/i386.c (ix86_function_regparm): Process local
13672 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13674 2007-05-07 Mike Stump <mrs@apple.com>
13676 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13677 also checks for and while statements in C++.
13679 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13681 * gcc.c (at_file_supplied): New variable.
13682 (main): Set it if we expanded argv.
13683 (do_spec_1): Pass an @-file to the linker if we were called with
13684 an @-file argument and HAVE_GNU_LD.
13685 * collect2.c (at_file_supplied): New variable.
13686 (response_file): New variable.
13687 (collect_exit): Unlink response_file if necessary.
13688 (handler): Likewise.
13689 (do_wait): Likewise.
13690 (main): Set at_file_supplied if we expanded argv.
13691 (collect_execute): Pass an @-file to subprocesses if we were called
13692 with an @-file argument.
13693 * configure.ac: Add define for HAVE_GNU_LD.
13694 * configure: Regenerate.
13695 * config.in: Regenerate.
13697 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13699 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13700 operand to HI mode.
13705 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13707 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13708 (TARGET_ENCODE_SECTION_INFO): Re-define.
13709 (m32c_encode_section_info): New
13710 (function_vector_handler): New
13711 (current_function_special_page_vector): New
13712 (m32c_special_page_vector_p): New.
13713 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13715 * config/m32c/jump.md: Added instruction JSRS for functions
13716 with attribute "function_vector".
13717 * doc/extend.texi (function_vector): Added description
13718 for M16C, M32C targets.
13720 2007-05-07 DJ Delorie <dj@redhat.com>
13723 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13724 ashrpsi3, lshrpsi3): Update shift count constraint.
13726 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13727 Nathan Froyd <froydnj@codesourcery.com>
13730 * c-incpath.c (add_path): Strip trailing path separators.
13732 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13734 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13735 Free dominance info before purging EH edges.
13736 (eliminate_degenerate_phis): Likewise.
13737 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13739 2007-05-07 Jan Hubicka <jh@suse.cz>
13741 * gimplify.c (gimplify_expr): Do not crash when folding
13742 (void *)(int)&a + 4.
13744 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13747 * c-opts.c (lang_fortran): Make it non static.
13748 * c-common.h (lang_fortran): New prototype.
13749 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13750 -lang-fortran option was passed by the driver.
13752 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13754 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13755 of ASSERT_CHECKING. Tweak message.
13757 2007-05-06 Revital Eres <eres@il.ibm.com>
13760 * loop-unroll.c (insert_var_expansion_initialization):
13761 Initialize the expansions with -zero instead of +zero.
13763 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13765 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13766 into pic and non-pic versions. Mark r19 as used for
13767 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13768 for tgd_load, tld_load and tie_load .
13769 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13770 version of tgd_load, tld_load and tie_load depending on the
13773 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13774 Jakub Jelinek <jakub@redhat.com>
13776 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13777 (__do_global_dtors_aux): Use more paranoid loop to run
13778 destructors if HIDDEN_DTOR_LIST_END.
13779 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13781 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13783 * varasm.c (align_variable): Don't increase alignment for
13784 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13785 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13787 2007-05-04 Josh Conner <jconner@apple.com>
13789 * basic-block.h (cdi_direction): Assign values to all enumeration
13791 (dom_computed): Remove.
13792 (dom_info_state): New.
13793 (set_dom_info_availability): New.
13794 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13795 walk_data.dom_direction.
13796 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13797 instead of dom_computed[].
13798 (split_edge): Likewise.
13799 (create_basic_block): Likewise.
13800 (merge_blocks): Likewise.
13801 * ifcvt.c (find_if_header): Likewise.
13802 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13803 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13804 * tree-ssa.c (verify_ssa): Likewise.
13805 * tree-cfg.c (tree_verify_flow_info): Likewise.
13806 (remove_edge_and_dominated_blocks): Likewise.
13807 * dominance.c (dom_computed): Make static.
13808 (calc_dfs_tree_nonrec): Change third param to a bool.
13809 (calc_dfs_tree): Change second param to a bool.
13810 (calc_idioms): Change second param to a bool. Use
13811 dom_convert_dir_to_idx.
13812 (init_dom_info): Validate dir before using.
13813 (dom_convert_dir_to_idx): New.
13814 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13815 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13816 (free_dominance_info): Use dom_convert_dir_to_idx.
13817 (get_immediate_dominator): Likewise.
13818 (set_immediate_dominator): Likewise.
13819 (get_dominated_by): Likewise.
13820 (redirect_immediate_dominators): Likewise.
13821 (nearest_common_denominator): Likewise.
13822 (dominated_by_p): Likewise.
13823 (bb_dom_dfs_in): Likewise.
13824 (bb_dom_dfs_out): Likewise.
13825 (recount_dominator): Likewise.
13826 (iterate_fix_dominators): Likewise.
13827 (add_to_dominance_info): Likewise.
13828 (delete_from_dominance_info): Likewise.
13829 (first_dom_son): Likewise.
13830 (next_dom_son): Likewise.
13831 (dom_info_available_p): Likewise.
13832 (dom_info_state): New.
13833 (set_dom_info_availability): New.
13835 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13837 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13839 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13841 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13843 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13844 (subdi3, subdi_carry): Delete.
13846 2007-05-04 Jan Hubicka <jh@suse.cz>
13847 Richard Guenther <rguenther@suse.de>
13849 * opts.c (decode_options): Do not fiddle with inlining
13850 parameters in case of optimizing for size.
13851 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13852 for size do nothing.
13853 (cgraph_decide_inlining_of_small_function): When optimizing for
13854 size never inline functions increasing caller size.
13855 (cgraph_early_inlining): Inline for size when optimizing for size.
13857 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13859 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13860 logical operations piecewise.
13861 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13862 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13863 subdi_sesidi_di): Delete.
13864 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13865 the generated sequence. Allow three-reg add in constraints. Rewrite
13866 the rtl expression for carry to avoid zero_extend of a constant.
13867 (sub_with_carry): New pattern.
13868 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13869 different sequence not involving jumps.
13870 (notbi): Now a named pattern.
13872 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13874 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13875 Add the note about a significant loss of accuracy of some
13876 mathematical routines when these options are used.
13878 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13880 * haifa-sched.c (rtx_vec_t): New typedef.
13881 (contributes_to_priority_p): Extract piece of priority () into new
13883 (priority): Use the function. Add assertion.
13884 (rank_for_schedule, set_priorities): Add assertion to check that
13885 insn's priority is initialized.
13886 (clear_priorities, calc_priorities): Change signature. Make it update
13887 all relevant insns. Update all callers ('add_to_speculative_block ()'
13888 and 'create_block_check_twin ()').
13889 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13890 Add new field 'priority_status'.
13891 (INSN_PRIORITY_STATUS): New macro.
13892 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13894 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13896 * sched-ebb.c (debug_ebb_dependencies): New static function.
13897 (init_ready_list): Use it.
13899 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13900 with changed signature and 'debug_rgn_dependencies ()'.
13901 (debug_rgn_dependencies): New static function.
13902 (init_ready_list): Use it.
13904 * sched-int.h (debug_dependencies): Declare.
13906 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13908 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13910 2007-05-04 Dirk Mueller <dmueller@suse.de>
13912 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13914 2007-05-03 Jan Hubicka <jh@suse.cz>
13916 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13917 ((T1)X op (T1)Y), for pointer type in more cases than before.
13919 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13921 * tree-object-size.c (plus_expr_object_size): When operand size is
13922 unknown, return unknown.
13924 2007-05-03 Dirk Mueller <dmueller@suse.de>
13926 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13928 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13931 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13933 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13935 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13937 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13939 * config/soft-fp/double.h, config/soft-fp/extended.h,
13940 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13941 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13942 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13943 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13946 2007-05-03 Ian Lance Taylor <iant@google.com>
13948 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13949 MASK_PPC_GFXOPT for 8540 or 8548.
13951 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13953 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13954 vect_print_dump_info() to output debug information.
13956 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13959 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13960 operands of size 2 when operand is not MEM_P.
13962 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13964 PR tree-optimization/30565
13965 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13967 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13969 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13970 (umulsi3_highpart): Use them.
13971 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13972 for final accumulator to D regisster tranfser.
13974 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13976 PR tree-optimization/31699
13977 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13979 (vect_enhance_data_refs_alignment): Compute peel amount using
13980 TYPE_VECTOR_SUBPARTS instead of vf.
13981 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13983 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13986 * system.h: Remove inclusion of double-int.h
13987 * tree.h: Include double-int.h
13988 * gengtype.c: Likewise
13989 * cfgloop.h: Likewise
13990 * Makefile.in: Adjust dependencies on double-int.h
13992 2007-05-02 Eric Christopher <echristo@apple.com>
13994 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13995 -shared to -Zdynamiclib.
13997 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14000 * c-common.c (strip_pointer_or_array_types): New function.
14001 * c-common.h (strip_pointer_or_array_types): New function declaration.
14003 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14005 PR tree-optimization/31771
14006 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14008 2007-05-02 Paul Brook <paul@codesourcery.com>
14010 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14012 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14014 PR middle-end/29715
14015 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14018 2007-05-02 Nick Clifton <nickc@redhat.com>
14020 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14022 2007-05-02 Richard Guenther <rguenther@suse.de>
14024 PR tree-optimization/31146
14025 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14026 argument, single_use_p. If we have a single use that is
14027 a conversion to the definition rhs type, propagate that rhs.
14028 (forward_propagate_addr_expr): Pass single_use_p argument
14029 to forward_propagate_addr_expr_1.
14031 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14033 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14036 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14038 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14039 'AMD Family 10 core'.
14041 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14043 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14044 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14045 with SSE3 instruction set support.
14046 * doc/invoke.texi: Likewise.
14048 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14050 * config/i386/i386.c (override_options): Tuning 32-byte loop
14051 alignment for amdfam10 architecture. Increasing the max loop
14052 alignment to 24 bytes.
14054 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14056 * config/m68k/constraints.md: New.
14057 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14058 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14059 EXTRA_CONSTRAINT): Remove.
14060 * config/m68k/m68k.md: Include constraints.md.
14061 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14063 2007-05-01 Ian Lance Taylor <iant@google.com>
14065 PR tree-optimization/31739
14066 * tree-vrp.c (vrp_val_is_max): New static function.
14067 (vrp_val_is_min): New static function.
14068 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14070 (set_value_range): Use vrp_val_is_{max,min}.
14071 (extract_range_from_assert): Likewise.
14072 (extract_range_from_binary_expr): Likewise.
14073 (extract_range_from_unary_expr): Likewise.
14074 (dump_value_range, vrp_meet): Likewise.
14075 (vrp_visit_phi_node): Likewise.
14076 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14078 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14080 * config/i386/gmon-sol2.c (size_t): New type.
14081 (intptr_t): Likewise.
14082 (s_textsize): Declare as size_t.
14084 (monstartup): Use size_t for sizes.
14085 (_mcount): Save and restore registers.
14086 (internal_mcount): Pass 0 as the first argument to monstartup
14088 (moncontrol): Convert pointer to appropriately sized integer
14089 before passing to profil.
14091 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14093 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14094 __NO_FPRS__, not just if _SOFT_DOUBLE.
14095 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14096 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14097 also for E500 double.
14098 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14099 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14102 2007-05-01 Richard Guenther <rguenther@suse.de>
14104 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14107 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14109 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14111 2007-05-01 Jan Hubicka <jh@suse.cz>
14113 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14116 2007-05-01 Jan Hubicka <jh@suse.cz>
14118 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14119 (maybe_fold_offset_to_reference): Declare.
14120 * fold-const.c (fold_unary): Do not fold
14121 (type *)&A into &A->field_of_type_and_offset_0
14122 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14123 size is unknown, give up.
14124 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14126 (maybe_fold_offset_to_reference): New.
14127 (maybe_fold_stmt_indirect): Use it.
14128 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14129 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14131 (gimplify_expr): Likewise for plus_expr.
14133 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14135 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14136 bsi_after_labels. Always insert statements before bsi.
14137 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14138 * predict.c (apply_return_prediction): Check for empty blocks.
14139 * cfgexpand.c (lab_rtx_for_bb): New variable.
14140 (label_rtx_for_bb): Do not create new tree labels.
14141 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14142 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14143 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14145 (label_for_bb): Add field used.
14146 (update_eh_label, main_block_label): Mark the label used.
14147 (cleanup_dead_labels): Remove unused labels.
14149 2007-05-01 Richard Guenther <rguenther@suse.de>
14151 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14152 if it is not about to be set.
14153 (get_value_range): Do not pre-allocate equiv bitmap.
14154 (update_value_range): No need to clear equiv field.
14155 (add_equivalence): Change prototype to get bitmap pointer.
14156 Allocate bitmap here if it is not already.
14157 (extract_range_from_assert): Do not allocate bitmap here.
14158 Update callers to add_equivalence.
14159 (extract_range_from_ssa_name): Likewise.
14160 (get_vr_for_comparison): New static helper.
14161 (compare_name_with_value): Handle NULL equiv bitmap by
14162 peeling the first iteration of the comparison loop.
14163 Use get_vr_for_comparison.
14164 (compare_names): Handle NULL equiv bitmaps by using fake
14165 ones. Use get_vr_for_comparison.
14167 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14169 * double-int.c (mpz_set_double_int): Moved from
14170 tree-ssa-loop-niter.c.
14171 (mpz_get_double_int): Likewise; also, add option to wrap
14172 out-of-range integers.
14173 * double-int.h: New prototypes for above.
14174 * tree.c (get_static_type_bounds): Moved from
14175 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14176 TYPE_MAX_VALUE if they exist..
14177 * tree.h: New prototype for above.
14178 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14179 get_type_bounds calls.
14180 (mpz_set_double_int): Move to double-int.c.
14181 (get_type_bounds): Move to tree.c, rename to
14182 get_static_type_bounds.
14183 (mpz_to_double_int): Move to double-int.c, rename to
14184 mpz_get_double_int.
14186 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14188 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14189 DIV0 exception can fall through to a normal return.
14191 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14193 PR middle-end/22156
14194 Temporarily revert:
14195 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14196 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14197 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14198 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14199 initialize align to silence bogus warning.
14200 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14201 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14203 (struct sra_walk_fns): Remove use_all parameter from use.
14204 (sra_hash_tree): Handle BIT_FIELD_REFs.
14205 (sra_elt_hash): Don't hash bitfld blocks.
14206 (sra_elt_eq): Skip them in parent compares as well. Handle
14208 (sra_walk_expr): Don't maintain or pass down use_all_p.
14209 (scan_use): Remove use_all parameter.
14210 (scalarize_use): Likewise. Re-expand assignment to
14211 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14212 output, and re-scalarize after output. Don't mark anything
14214 (scalarize_ldst): Adjust.
14215 (scalarize_walk_gimple_modify_statement): Likewise.
14216 (build_element_name_1): Handle BIT_FIELD_REFs.
14217 (instantiate_element): Don't warn for any element whose parent
14218 is used as a whole.
14219 (instantiate_missing_elements_1): Return the sra_elt.
14220 (canon_type_for_field): New.
14221 (try_instantiate_multiple_fields): New.
14222 (instantiate_missing_elemnts): Use them.
14223 (mark_no_warning): Removed.
14224 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14225 (REPLDUP, sra_build_elt_assignment): New.
14226 (generate_copy_inout): Use them.
14227 (generate_element_copy): Likewise. Handle bitfld differences.
14228 (generate_element_zero): Don't recurse for blocks. Use
14229 sra_build_elt_assignment.
14230 (generate_one_element_int): Take elt instead of var. Use
14231 sra_build_elt_assignment.
14232 (generate_element_init_1): Adjust.
14233 (scalarize_use, scalarize_copy): Use REPLDUP.
14234 (scalarize_ldst): Move assert before dereference.
14235 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14237 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14240 * tree.c (reconstruct_complex_type): Reconstruct a reference
14242 Also use the same mode for the pointer as the old pointer type.
14244 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14246 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14249 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14251 PR rtl-optimization/31676
14252 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14253 (df_refs_record): Call it.
14255 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14257 * rtl.def (SS_ABS): New code.
14258 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14259 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14260 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14261 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14262 (bfin_init_builtins): Define them.
14263 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14264 (bfin_expand_builtin): ... and handle the others here.
14265 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14266 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14267 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14268 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14269 operand is only HImode.
14271 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14273 * regclass.c (scan_one_insn): Remove splitting of
14276 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14277 Nigel Stephens <nigel@mips.com>
14279 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14281 2007-04-28 Jan Hubicka <jh@suse.cz>
14283 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14284 insn_locators_alloc instead of insn_locators_initialize;
14285 call reset_block_changes.
14286 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14287 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14288 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14289 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14290 * config/score/score.c (th_output_mi_thunk): Likewise.
14291 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14292 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14293 tolerate uninitialized locator info.
14296 * function.c (init_function_start): Don't init line number info.
14297 (expand_function_end): Update.
14298 (reset_block_changes, record_block_change, finalize_block_changes,
14299 check_block_change, free_block_changes): Kill.
14300 * function.h (reset_block_changes, record_block_change,
14301 finalize_block_changes, check_block_change, free_block_changes):
14303 (struct function): Remove ib_boundaries_block.
14304 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14305 Use curr_insn_locator to initialize locator.
14306 (emit_line_note): Remove.
14307 * cfgexpand.c (expand_gimple_cond_expr): Update.
14308 (construct_exit_block): Likewise.
14309 (tree_expand_cfg): Initialize/finalize locators.
14310 * expr.c (expand_expr_real): Update.
14311 * cfglayout.c (line_locators_locs, line_locators_lines,
14312 file_locators_locs, file_locators_files): Remove.
14313 (set_block_levels): Move to cfgexpand.c.
14314 (insn_locators_initialize): Remove.
14315 (pass_insn_locators_initialize): Remove.
14316 (locations_locators_locs, locations_locators_vals): New static vars.
14317 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14319 (insn_locators_alloc, insn_locators_finalize,
14320 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14322 (locator_location): New.
14323 (locator_line, locator_file): Rewrite.
14324 * rtl.h (emit_line_note): Kill.
14325 (insn_locators_alloc, insn_locators_finalize,
14326 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14328 * tree-inline.c (initialize_cfun): Do not initialize
14329 ib_boundaries_block.
14330 * passes.c (pass_insn_locators_initialize): Remove.
14332 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14334 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14335 info. Update last_basic_block correctly.
14337 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14340 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14341 register itself to hold the offset constant. Tell flow the use
14342 of r4 and r5 when they are used.
14344 2007-04-27 Richard Guenther <rguenther@suse.de>
14346 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14347 if we simplified anything.
14348 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14349 warnings until we did a simplification and the stmt was not
14350 marked as TREE_NO_WARNING.
14352 2007-04-27 Mike Stump <mrs@apple.com>
14354 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14356 2007-04-27 Ian Lance Taylor <iant@google.com>
14358 PR middle-end/31710
14359 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14360 TYPE_MAX_VALUE exist, convert them to the new type.
14362 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14364 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14365 if it claims to be available.
14366 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14367 edge is redirected.
14368 (perform_tree_ssa_dce): Always free postdominators.
14370 2007-04-27 Richard Henderson <rth@redhat.com>
14372 * config/alpha/predicates.md (aligned_memory_operand): Mark
14373 as define_special_predicate.
14374 (unaligned_memory_operand, normal_memory_operand): Likewise.
14375 (reg_or_unaligned_mem_operand): Remove.
14376 (any_memory_operand): Match the documentation and check for
14377 non-renumbered pseudos during reload.
14378 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14379 alpha_secondary_reload_class, update to new interface, make static.
14380 Handle CQImode like HImode. Remove FP subreg check.
14381 (alpha_expand_mov): Use replace_equiv_address.
14382 (alpha_expand_mov_nobwx): Use any_memory_operand.
14383 (TARGET_SECONDARY_RELOAD): New.
14384 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14385 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14386 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14387 * config/alpha/alpha.md: ... here.
14388 (RELOAD12, reloadmode): New.
14390 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14391 Don't handle the aligned case here.
14392 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14393 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14394 reload_inhi_help. Don't expect a scratch register.
14395 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14397 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14399 2007-04-27 Richard Guenther <rguenther@suse.de>
14401 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14403 2007-04-27 Richard Guenther <rguenther@suse.de>
14405 PR tree-optimization/30965
14406 PR tree-optimization/30978
14407 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14408 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14409 (find_equivalent_equality_comparison): Likewise.
14410 (simplify_cond): Likewise.
14411 (get_prop_source_stmt): New helper.
14412 (get_prop_dest_stmt): Likewise.
14413 (can_propagate_from): Likewise.
14414 (remove_prop_source_from_use): Likewise.
14415 (combine_cond_expr_cond): Likewise.
14416 (forward_propagate_comparison): New function.
14417 (forward_propagate_into_cond): Rewrite to use fold for
14419 (tree_ssa_forward_propagate_single_use_vars): Call
14420 forward_propagate_comparison to propagate comparisons.
14422 2007-04-27 Richard Guenther <rguenther@suse.de>
14424 PR tree-optimization/31715
14425 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14426 sure to do computation on the offset in an appropriate
14429 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14431 * reload.h (elimination_target_reg_p): Declare.
14432 * reload.c (find_reloads): Don't apply the reg_rtx move
14433 optimization if the SET_DEST satisfies elimination_target_reg_p.
14434 * reload1.c (elimination_target_reg_p): New function.
14435 (gen_reload): In the move/add2 fallback, make sure that op0
14436 does not overlap the destination register.
14438 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14440 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14441 transform only GIMPLE_MODIFY_STMTs.
14442 * tree-complex.c (expand_complex_operations_1): Ditto.
14443 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14444 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14445 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14447 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14448 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14449 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14450 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14451 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14452 slpeel_add_loop_guard): Ditto.
14453 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14454 * lambda-code.c (perfect_nestify): Ditto.
14455 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14456 before the first statement.
14457 * tree-optimize.c (execute_free_datastructures): Fix comments.
14458 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14459 * tree-flow.h (disband_implicit_edges): Declaration removed.
14460 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14462 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14463 COND_EXPRs without gotos.
14464 (disband_implicit_edges, has_label_p): Removed.
14465 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14466 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14468 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14470 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14471 also for COND_EXPRs.
14472 * cfgexpand.c (label_rtx_for_bb): New function.
14473 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14474 Use label_rtx_for_bb to find the labels.
14475 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14476 last block. Detect fallthru edges.
14478 2007-04-26 Ian Lance Taylor <iant@google.com>
14481 * reload.c (find_reloads_subreg_address): If the address was valid
14482 in the original mode but not in the new mode, reload the whole
14485 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14487 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14488 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14489 (cleanup_control_expr_graph): Do not invalidate dominance info.
14490 Record altered blocks.
14491 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14492 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14493 cleanup_tree_cfg_bb): New functions.
14494 (remove_forwarder_block): Do not maintain the worklist of blocks.
14495 Record altered blocks.
14496 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14497 not over whole cfg.
14498 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14499 delete_unreachable_blocks if dominators are not available.
14500 * tree-inline.c (optimize_inline_calls): Free dominance information
14502 * tree-flow.h (remove_edge_and_dominated_blocks,
14503 cfgcleanup_altered_bbs): Altered.
14504 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14506 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14508 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14509 do not invalidate dominators.
14511 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14513 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14514 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14515 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14516 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14518 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14520 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14522 2007-04-26 Richard Guenther <rguenther@suse.de>
14524 PR tree-optimization/31703
14525 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14526 the right type for the target of the bittest.
14528 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14530 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14531 ix86_sol10_return_in_memory.
14533 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14535 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14538 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14541 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14543 PR tree-optimization/30558
14544 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14545 clear this_state.prev_try.
14547 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14548 Mark Mitchell <mark@codesourcery.com>
14550 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14551 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14552 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14554 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14557 * doc/invoke.texi (%:print-asm-header): Document.
14558 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14560 (static_spec_functions): Add print-asm-header.
14561 (main): Print a banner before the --target-help linker options.
14562 (print_asm_header_spec_function): New function.
14564 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14567 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14568 (movsf_ie): Likewise.
14570 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14572 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14574 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14576 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14577 exception for divide-by-zero.
14578 (__umodsi3, __modsi3): Likewise.
14580 2007-04-25 Dirk Mueller <dmueller@suse.de>
14582 * c-typeck.c (build_compound_expr): Annotate warning()
14583 call with OPT_Wunused_value.
14584 * tree-ssa.c (warn_uninit): Annotate warning with
14586 * c-common.c (handle_sentinel_attribute): Annotate warning
14587 call with OPT_Wattributes.
14589 2007-04-25 Thiemo Seufer <ths@mips.com>
14591 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14592 (mips16): Fix typo.
14593 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14594 on to the assembler. Improve handling of -mno-mips16. Add handling
14595 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14596 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14597 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14598 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14600 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14603 * config/i386/winnt.c (i386_pe_file_end): Strip only
14604 USER_LABEL_PREFIX when writing export name.
14606 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14608 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14609 sh/elf.h, vx-common.h and vxworks.h.
14610 * config/sh/sh.h: Include config/vxworks-dummy.h.
14611 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14612 (OVERRIDE_OPTIONS): Use it.
14613 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14614 (vxworks_picreg): New pattern.
14615 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14616 VXWORKS_OS_CPP_BUILTINS.
14617 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14618 to their VXWORKS_* equivalents.
14619 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14620 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14621 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14622 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14623 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14624 -mrtp/-fPIC multilibs.
14625 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14626 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14627 (MULTILIB_OSDIRNAMES): Delete.
14629 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14632 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14634 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14636 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14637 rounding mode to be specified by the caller.
14638 (real_to_mpfr) Likewise.
14639 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14640 include new arguments.
14641 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14643 2007-04-24 Ian Lance Taylor <iant@google.com>
14645 PR tree-optimization/31605
14646 * tree-vrp.c (set_value_range): Check that min and max are not
14647 both overflow infinities.
14648 (set_value_range_to_value): New static function.
14649 (extract_range_from_binary_expr): Call set_value_range_to_value.
14650 (extract_range_from_cond_expr): Likewise.
14651 (extract_range_from_expr): Likewise.
14652 (extract_range_from_unary_expr): Likewise. Don't create a range
14653 which overflows on both sides.
14654 (vrp_meet): Check for a useless range.
14655 (vrp_visit_phi_node): If we see a constant which looks like an
14656 overflow infinity, turn off the TREE_OVERFLOW flag.
14658 2007-04-24 Ian Lance Taylor <iant@google.com>
14660 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14662 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14664 PR diagnostic/25923
14665 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14666 diagnostic message is being built.
14667 * tree-pretty-print.c (dump_generic_node): Only write the
14668 formatted text into BUFFER's stream if we are not building a
14669 diagnostic message.
14670 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14672 * Makefile.in (toplev.o): Depend on tree-pass.h.
14674 2007-04-24 Ian Lance Taylor <iant@google.com>
14676 PR tree-optimization/31602
14677 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14678 conditionals in the copied loop header.
14679 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14680 warnings if TREE_NO_WARNING is set.
14681 * doc/invoke.texi (Warning Options): Clarify that
14682 -Wstrict-overflow does not warn about loops.
14684 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14686 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14687 expand on the comment about _Decimal128 arguments and check the
14688 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14689 that _Decimal128 argument uses even/odd register pair.
14690 (function_arg): Ditto.
14692 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14694 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14695 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14697 2007-04-24 Richard Guenther <rguenther@suse.de>
14698 Olga Golovanevsky <olga@il.ibm.com>
14700 * fold-const.c (multiple_of_p): Check for bottom
14703 2007-04-24 Richard Henderson <rth@redhat.com>
14705 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14706 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14707 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14708 looking for non-zero bits shifted out. Avoid a recursive call
14709 when constructing the scalar.
14710 (__floatundisf): Likewise.
14712 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14714 * dwarf2out.c (field_byte_offset): Move the existing logic
14715 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14716 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14718 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14721 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14722 length argument of 0 for memset.
14723 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14724 unsigned shift instead of the signed variant.
14726 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14728 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14729 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14730 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14731 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14732 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14733 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14734 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14735 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14736 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14737 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14738 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14739 "mul<mode>3", "div<mode>3"): Insn definitions added.
14740 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14741 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14742 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14743 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14744 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14745 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14746 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14747 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14748 TARGET_FLOAT_FORMAT): Macro definitions removed.
14749 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14750 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14751 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14752 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14753 (s390_gen_rtx_const_DI): Function removed.
14754 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14756 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14758 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14759 over an external ffs function.
14761 2007-04-24 Chao-ying Fu <fu@mips.com>
14762 Richard Sandiford <richard@nildram.co.uk>
14764 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14765 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14766 (smadd_widen_optab, umadd_widen_optab): Define.
14767 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14769 * genopinit.c (optabs): Fill in smadd_widen_optab and
14771 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14772 and umadd_widen_optab to implement multiply-add sequences.
14773 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14774 (<u>maddsidi4): ...this. Extend condition to include
14775 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14776 of operand 0 to "ka" and use the three-operand form of madd<u>
14778 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14780 * config/mips/constraints.md (ka): New register constraint.
14782 2007-04-24 Jan Hubicka <j@suse.cz>
14786 2007-04-23 Jan Hubicka <jh@suse.cz>
14787 * function.c (init_function_start): Don't init line number info.
14788 (expand_function_end): Update.
14789 (reset_block_changes, record_block_change, finalize_block_changes,
14790 check_block_change, free_block_changes): Kill.
14791 * function.h (reset_block_changes, record_block_change,
14792 finalize_block_changes, check_block_change, free_block_changes):
14794 (struct function): Remove ib_boundaries_block.
14795 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14796 Use curr_insn_locator to initialize locator.
14797 (emit_line_note): Remove.
14798 * cfgexpand.c (expand_gimple_cond_expr): Update.
14799 (construct_exit_block): Likewise.
14800 (tree_expand_cfg): Initialize/finalize locators.
14801 * expr.c (expand_expr_real): Update.
14802 * cfglayout.c (line_locators_locs, line_locators_lines,
14803 file_locators_locs, file_locators_files): Remove.
14804 (set_block_levels): Move to cfgexpand.c.
14805 (insn_locators_initialize): Remove.
14806 (pass_insn_locators_initialize): Remove.
14807 (locations_locators_locs, locations_locators_vals): New static vars.
14808 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14810 (insn_locators_alloc, insn_locators_finalize,
14811 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14813 (locator_location): New.
14814 (locator_line, locator_file): Rewrite.
14815 * rtl.h (emit_line_note): Kill.
14816 (insn_locators_alloc, insn_locators_finalize,
14817 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14819 * tree-inline.c (initialize_cfun): Do not initialize
14820 ib_boundaries_block.
14821 * passes.c (pass_insn_locators_initialize): Remove.
14823 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14825 * doc/invoke.texi: Removed leading '-' from option index entries.
14827 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14829 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14831 (create_phi_node): Use set_phi_nodes.
14832 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14833 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14834 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14835 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14836 (bsi_start, bsi_last): Use bb_stmt_list.
14837 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14838 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14839 Traverse the statements using tsi iterator.
14840 * basic-block.h (struct basic_block_def): Fields stmt_list
14841 and phi_nodes moved to ...
14842 (struct tree_bb_info): ... new structure.
14843 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14844 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14845 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14846 (tree_verify_flow_info): Verify that il.tree is not set for
14847 entry and exit block.
14848 (tree_split_block): Use set_bb_stmt_list.
14850 2007-04-23 Mike Stump <mrs@apple.com>
14852 * config/i386/i386.c (ix86_tune_features
14853 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14856 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14858 * config/i386/i386.md (prefix_extra): New attribute.
14859 (length): Add prefix_extra.
14861 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14862 (sse2_movntv2di): Likewise.
14863 (sse2_cvtps2dq): Likewise.
14864 (sse2_cvtpd2pi): Likewise.
14865 (sse2_cvttpd2pi): Likewise.
14866 (*sse2_cvtpd2ps): Likewise.
14867 (*add<mode>3): Likewise.
14868 (sse2_ssadd<mode>3): Likewise.
14869 (sse2_usadd<mode>3): Likewise.
14870 (*sub<mode>3): Likewise.
14871 (sse2_sssub<mode>3): Likewise.
14872 (sse2_ussub<mode>3): Likewise.
14873 (*mulv8hi3): Likewise.
14874 (*smulv8hi3_highpart): Likewise.
14875 (*umulv8hi3_highpart): Likewise.
14876 (sse2_umulv2siv2di3): Likewise.
14877 (sse2_pmaddwd): Likewise.
14878 (ashr<mode>3): Likewise.
14879 (lshr<mode>3): Likewise.
14880 (ashl<mode>3): Likewise.
14881 (sse2_ashlti3): Likewise.
14882 (sse2_lshrti3): Likewise.
14883 (*umaxv16qi3): Likewise.
14884 (*smaxv8hi3): Likewise.
14885 (*uminv16qi3): Likewise.
14886 (*sminv8hi3): Likewise.
14887 (sse2_eq<mode>3): Likewise.
14888 (sse2_gt<mode>3): Likewise.
14889 (*and<mode>3): Likewise.
14890 (sse2_nand<mode>3): Likewise.
14891 (*ior<mode>3): Likewise.
14892 (*xor<mode>3): Likewise.
14893 (sse2_packsswb): Likewise.
14894 (sse2_packssdw): Likewise.
14895 (sse2_packuswb): Likewise.
14896 (sse2_punpckhbw): Likewise.
14897 (sse2_punpcklbw): Likewise.
14898 (sse2_punpckhwd): Likewise.
14899 (sse2_punpcklwd): Likewise.
14900 (sse2_punpckhdq): Likewise.
14901 (sse2_punpckldq): Likewise.
14902 (sse2_punpckhqdq): Likewise.
14903 (sse2_punpcklqdq): Likewise.
14904 (*sse2_pinsrw): Likewise.
14905 (*sse2_pextrw): Likewise.
14906 (sse2_pshufd_1): Likewise.
14907 (sse2_uavgv16qi3): Likewise.
14908 (sse2_uavgv8hi3): Likewise.
14909 (sse2_psadbw): Likewise.
14910 (sse2_pmovmskb): Likewise.
14911 (*sse2_maskmovdqu): Likewise.
14912 (*sse2_maskmovdqu_rex64): Likewise.
14913 (sse4a_extrqi): Likewise.
14914 (sse4a_extrq): Likewise.
14915 (sse3_lddqu): Set prefix_rep.
14916 (sse3_addsubv4sf3): Likewise.
14917 (sse3_haddv4sf3): Likewise.
14918 (sse3_hsubv4sf3): Likewise.
14919 (sse_cvtss2si): Likewise.
14920 (sse_cvtss2si_2): Likewise.
14921 (sse_cvtss2siq): Likewise.
14922 (sse_cvtss2siq_2): Likewise.
14923 (sse_cvttss2si): Likewise.
14924 (sse_cvttss2siq): Likewise.
14925 (sse2_cvttps2dq): Likewise.
14926 (sse3_movshdup): Likewise.
14927 (sse3_movsldup): Likewise.
14928 (sse2_cvtsd2si): Likewise.
14929 (sse2_cvtsd2si_2): Likewise.
14930 (sse2_cvtsd2siq): Likewise.
14931 (sse2_cvtsd2siq_2): Likewise.
14932 (sse2_cvttsd2si): Likewise.
14933 (sse2_cvttsd2siq): Likewise.
14934 (*sse2_cvtpd2dq): Likewise.
14935 (*sse2_cvttpd2dq): Likewise.
14936 (sse2_pshuflw_1): Likewise.
14937 (sse2_pshufhw_1): Likewise.
14938 (sse4a_insertqi): Likewise.
14939 (sse4a_insertq): Likewise.
14940 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14941 (ssse3_phadddv4si3): Likewise.
14942 (ssse3_phaddswv8hi3): Likewise.
14943 (ssse3_phsubwv8hi3): Likewise.
14944 (ssse3_phsubdv4si3): Likewise.
14945 (ssse3_phsubswv8hi3): Likewise.
14946 (ssse3_pmaddubswv8hi3): Likewise.
14947 (ssse3_pmulhrswv8hi3): Likewise.
14948 (ssse3_pshufbv16qi3): Likewise.
14949 (ssse3_psign<mode>3): Likewise.
14950 (ssse3_palignrti): Likewise.
14951 (abs<mode>2): Likewise.
14952 (ssse3_phaddwv4hi3): Set prefix_extra.
14953 (ssse3_phadddv2si3): Likewise.
14954 (ssse3_phaddswv4hi3): Likewise.
14955 (ssse3_phsubwv4hi3): Likewise.
14956 (ssse3_phsubdv2si3): Likewise.
14957 (ssse3_phsubswv4hi3): Likewise.
14958 (ssse3_pmaddubswv4hi3): Likewise.
14959 (ssse3_pmulhrswv4hi3): Likewise.
14960 (ssse3_pshufbv8qi3): Likewise.
14961 (ssse3_psign<mode>3): Likewise.
14962 (ssse3_palignrdi): Likewise.
14963 (abs<mode>2): Likewise.
14964 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14965 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14966 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14968 2007-04-23 Nick Clifton <nickc@redhat.com>
14970 * params.def: Fix formatting of emacs local variables.
14972 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14974 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14975 move if inter-unit move isn't allowed.
14976 Don't split moving the first element of V2DI to DI to inter-unit
14977 move if inter-unit move isn't allowed.
14979 2007-04-23 Richard Guenther <rguenther@suse.de>
14981 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14982 and CDI_POST_DOMINATORS separately.
14984 2007-04-23 Nick Clifton <nickc@redhat.com>
14986 * c.opt (Wformat-contains-nul): Add warning attribute.
14988 2007-04-23 Jan Hubicka <jh@suse.cz>
14990 * function.c (init_function_start): Don't init line number info.
14991 (expand_function_end): Update.
14992 (reset_block_changes, record_block_change, finalize_block_changes,
14993 check_block_change, free_block_changes): Kill.
14994 * function.h (reset_block_changes, record_block_change,
14995 finalize_block_changes, check_block_change, free_block_changes):
14997 (struct function): Remove ib_boundaries_block.
14998 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14999 Use curr_insn_locator to initialize locator.
15000 (emit_line_note): Remove.
15001 * cfgexpand.c (expand_gimple_cond_expr): Update.
15002 (construct_exit_block): Likewise.
15003 (tree_expand_cfg): Initialize/finalize locators.
15004 * expr.c (expand_expr_real): Update.
15005 * cfglayout.c (line_locators_locs, line_locators_lines,
15006 file_locators_locs, file_locators_files): Remove.
15007 (set_block_levels): Move to cfgexpand.c.
15008 (insn_locators_initialize): Remove.
15009 (pass_insn_locators_initialize): Remove.
15010 (locations_locators_locs, locations_locators_vals): New static vars.
15011 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15013 (insn_locators_alloc, insn_locators_finalize,
15014 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15016 (locator_location): New.
15017 (locator_line, locator_file): Rewrite.
15018 * rtl.h (emit_line_note): Kill.
15019 (insn_locators_alloc, insn_locators_finalize,
15020 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15022 * tree-inline.c (initialize_cfun): Do not initialize
15023 ib_boundaries_block.
15024 * passes.c (pass_insn_locators_initialize): Remove.
15026 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15028 PR middle-end/31448
15029 * expr.c (reduce_to_bit_field_precision): Handle
15032 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15034 PR tree-optimization/24659
15035 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15036 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15037 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15038 * genopinit.c (optabs): Rename vec_pack_mod_optab
15039 to vec_pack_trunc_optab.
15040 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15041 early for scalar floating point operands for NOP_EXPR.
15042 (vectorizable_type_promotion): Ditto.
15043 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15044 vec_pack_trunc_optab.
15045 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15047 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15048 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15049 Rename from VEC_PACK_MOD_EXPR.
15050 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15051 * expr.c (expand_expr_real_1): Ditto.
15052 * tree-inline.c (estimate_num_insns_1): Ditto.
15053 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15055 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15056 (vec_unpacks_lo_v4sf): Ditto.
15057 (vec_pack_trunc_v2df): Ditto.
15058 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15059 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15060 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15062 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15064 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15066 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15067 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15068 packing of floating point operands.
15069 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15070 represent unpacking of floating point operands.
15071 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15072 [vec_unpacks_hi]: Ditto.
15073 [vec_unpacks_lo]: Ditto.
15075 2007-04-22 Jan Hubicka <jh@suse.cz>
15077 * final.c (rest_of_handle_final): Call
15078 targetm.asm_out.constructor/targetm.asm_out.destructor
15079 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15080 proper priority via decl_*_priority_insert.
15081 * c-common.c (c_expand_body): Likewise.
15083 2007-04-22 Richard Guenther <rguenther@suse.de>
15085 PR tree-optimization/29789
15086 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15087 (rewrite_reciprocal): New helper split out from
15088 determine_invariantness_stmt.
15089 (rewrite_bittest): Likewise.
15090 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15091 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15094 2007-04-22 Revital Eres <eres@il.ibm.com>
15096 * loop-unroll.c (var_to_expand): New field to support also
15097 insns of the form x = something + x.
15098 (analyze_insn_to_expand_var): Use it.
15099 (expand_var_during_unrolling): Likewise.
15101 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15103 * predict.c: Include pointer-set.h.
15104 (bb_predictions): New variable.
15105 (tree_predicted_by_p, tree_predict_edge,
15106 remove_predictions_associated_with_edge): Use bb_predictions map
15107 instead of bb->predictions.
15108 (clear_bb_predictions, assert_is_empty): New functions.
15109 (combine_predictions_for_bb): Use bb_predictions map. Call
15110 clear_bb_predictions.
15111 (tree_estimate_probability): Create and free bb_predictions map.
15112 * Makefile.in (predict.o): Add pointer-set.h dependency.
15113 * basic-block.h (struct basic_block_def): Remove predictions
15115 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15117 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15120 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15123 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15125 * timevar.c (timevar_print): Change reference of --disable-checking to
15126 --enable-checking=release. Also warn if assert checking is disabled.
15128 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15131 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15132 decl as addressable if the compound literal was marked as
15134 Mark the decl as a gimple register if it is a complex or
15135 vector decl and does not live in memory.
15137 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15139 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15140 (GENERIC_NEXT): New function macro.
15141 (PHI_CHAIN): Use phi_node's new chain variable.
15142 (tree_phi_node): Change tree_common to tree_base
15143 and add the chain field.
15144 * tree-phinodes.c (make_phi_node): Don't set
15145 TREE_TYPE on the new node.
15146 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15147 instead of checking GIMPLE_TUPLE_P in chain_next.
15148 * tree-vect-transform.c
15149 (get_initial_def_for_induction): Look at
15150 PHI_RESULT_TREE for the type of the phi node.
15151 (update_vuses_to_preheader): Use PHI_CHAIN
15152 instead of TREE_CHAIN on the phi node.
15153 * tree-ssa-structalias.c (compute_points_to_sets):
15155 (ipa_pta_execute): Likewise.
15157 2007-04-21 Richard Guenther <rguenther@suse.de>
15159 PR middle-end/31136
15160 * fold-const.c (fold_unary): Call fold_convert_const on the
15163 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15165 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15166 (store_killed_in_pat): New.
15168 2007-04-20 Richard Henderson <rth@redhat.com>
15171 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15172 TREE_LIST with a void_type_node value, not void_list_node exactly.
15174 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15176 * doc/standards.texi: Re-arrange into language-specific
15177 subsections. Add a C++ section, documenting which standards we
15180 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15182 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15183 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15185 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15187 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15188 ecrti.o and crtbegin.o.
15189 (LIB_DEFAULT_SPEC): Include -lc.
15190 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15192 2007-04-20 Richard Henderson <rth@redhat.com>
15195 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15196 argument; update all callers.
15197 (get_unaligned_offset): New.
15198 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15199 get_unaligned_address, just pass on the address directly.
15200 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15201 the subreg in the helper patterns.
15202 (unaligned_extendqidi_le): Use get_unaligned_offset.
15203 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15204 (unaligned_extendhidi_be): Likewise.
15205 (unaligned_extendhidi): Tidy.
15206 * config/alpha/alpha-protos.h: Update.
15208 2007-04-20 Richard Henderson <rth@redhat.com>
15210 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15211 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15212 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15213 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15214 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15215 (CPP_SPEC): Don't include %(cpp_subtarget).
15216 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15217 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15218 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15220 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15222 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15223 for __builtin_ia32_cmpordss.
15225 PR tree-optimization/31632
15226 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15227 and arg1 for optimizations of comparison against min/max values.
15228 Fold arg0 to arg1's type for optimizations of comparison against
15229 min+1 and max-1 values.
15231 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15233 * reload.c (combine_reloads): When trying to use a dying register,
15234 check whether it's uninitialized and don't use if so.
15236 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15238 * fold-const.c: Remove prototypes for native_encode_expr and
15239 native_interpret_expr.
15240 (native_encode_expr): Make non-static.
15241 (native_interpret_expr): Likewise.
15242 * tree.h: Add prototypes for the above.
15244 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15246 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15247 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15248 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15249 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15250 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15251 Add length attributes.
15253 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15255 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15258 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15259 __STDC_WANT_DEC_FP__.
15261 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15263 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15264 for long double compatibility.
15265 * configure: Regenerate.
15267 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15269 PR rtl-optimization/29841
15270 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15272 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15273 that may cause control flow transfer from being moved.
15275 2007-04-18 Jan Hubicka <jh@suse.cz>
15277 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15280 2007-04-18 Eric Christopher <echristo@apple.com>
15282 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15283 only. Update operands.
15284 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15285 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15286 link register to pic register.
15288 2007-04-18 Dirk Mueller <dmueller@suse.de>
15290 PR diagnostic/31227
15291 * tree-vrp.c (search_for_addr_array): New.
15292 (check_array_bounds): Suppress warning about
15293 address taken of array refs if its not de-referenced.
15295 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15297 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15298 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15300 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15301 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15302 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15304 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15306 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15308 (vect_analyze_scalar_cycles): Fix indentation.
15309 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15310 (vect_mark_relevant): Include phis in relevance analysis.
15312 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15314 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15316 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15317 output_operand_lossage().
15319 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15321 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15322 the unused code for reduction without adjust-in-epilog to simplify the
15325 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15327 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15328 (S390_TDC_NEGATIVE_ZERO): New constant.
15329 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15330 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15331 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15332 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15333 (S390_TDC_POSITIVE_INFINITY): New constant.
15334 (S390_TDC_NEGATIVE_INFINITY): New constant.
15335 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15336 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15337 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15338 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15339 (S390_TDC_INFINITY): New constant.
15340 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15341 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15342 optimization for UNSPEC_CCZ_TO_INT.
15343 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15344 ("*ccz_to_int"): New insn.
15345 ("isinf<mode>2"): New insn.
15346 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15347 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15348 (UNSPEC_CCZ_TO_INT): New constant.
15350 2007-04-18 Richard Guenther <rguenther@suse.de>
15352 PR tree-optimization/19431
15353 PR tree-optimization/21463
15354 * tree-pass.h (pass_phiprop): Declare.
15355 * passes.c (init_optimization_passes): New phiprop pass.
15356 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15357 (phivn_valid_p): New helper function.
15358 (phiprop_insert_phi): Likewise.
15359 (propagate_with_phi): Likewise.
15360 (tree_ssa_phiprop): New propagator propagating loads
15361 through phi nodes if profitable.
15363 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15365 * tree-vect-analyze.c (process_use): New function.
15366 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15367 Check phis in all bbs.
15368 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15371 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15373 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15376 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15379 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15382 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15384 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15386 (sse_vmmulv4sf3): Likewise.
15387 (sse2_vmaddv2df3): Likewise.
15388 (sse2_vmmulv2df3): Likewise.
15390 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15392 PR rtl-optimization/31360
15393 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15394 (target_reg_cost): New.
15395 (init_set_costs): Initialize target_reg_cost. Add comments
15396 regarding the rationale of the costs.
15397 (global_cost_for_size): Renamed to...
15398 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15399 of register pressure.
15400 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15401 estimate_reg_pressure_cost. Add number of ivs.
15402 (determine_set_costs): Dump target_reg_cost.
15403 * loop-invariant.c (gain_for_invariant): Use
15404 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15405 (best_gain_for_invariant, find_invariants_to_move): Remove
15407 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15408 (target_reg_cost): Declare.
15409 (global_cost_for_size): Declaration removed.
15410 (estimate_reg_pressure_cost): Declare.
15412 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15414 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15415 regnos into even/odd register pairs.
15416 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15417 TDmode similar to the other floating point modes.
15418 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15419 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15421 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15422 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15423 (movdd_hardfloat64): Use TARGET_MFPGPR.
15425 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15427 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15430 2005-01-05 Richard Henderson <rth@redhat.com>
15432 * reload1.c (do_input_reload): Restrict the optimization deleteing
15433 a previous output reload to RELOAD_FOR_INPUT.
15435 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15437 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15438 induc_vec_info_type.
15439 (vectorizable_induction): New function declaration.
15440 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15441 check if already vectorized. Find first place in BB where new stmts
15442 can be inserted. Takes only one argument.
15443 (vectorizable_induction): New function.
15444 (vect_transform_stmt): Add case for induc_vec_info_type to call
15445 vectorizable_induction.
15446 (vect_transform_loop): Consider phis for vectorization.
15447 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15449 (analyze_operations): Call vectorizable_induction when analyzing phis.
15451 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15452 (vect_mark_relevant): Include phis in relevance analysis.
15453 (vect_mark_stmts_to_be_vectorize): Likewise.
15454 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15456 2007-04-16 Lawrence Crowl <crowl@google.com>
15458 * doc/invoke.texi (Debugging Options): Add documentation for the
15459 -femit-struct-debug options -femit-struct-debug-baseonly,
15460 -femit-struct-debug-reduced, and
15461 -femit-struct-debug-detailed[=...].
15463 * c-opts.c (c_common_handle_option): Add
15464 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15465 and OPT_femit_struct_debug_detailed_.
15466 * c.opt: Add specifications for
15467 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15468 and -femit-struct-debug-detailed[=...].
15469 * opts.c (set_struct_debug_option): Parse the
15470 -femit-struct-debug-... options.
15471 * opts.c (matches_main_base, main_input_basename,
15472 main_input_baselength, base_of_path, matches_main_base): Add
15473 variables and functions to compare header base name to compilation
15475 * opts.c (should_emit_struct_debug): Add to determine to emit a
15476 structure based on the option.
15477 (dump_struct_debug) Also disabled function to debug this
15479 * opts.c (handle_options): Save the base name of the
15482 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15483 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15484 This hook indicates if a type is generic. Set it by default
15485 to "never generic".
15486 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15487 to determine if a struct type is generic or not.
15488 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15489 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15490 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15491 with live C++ hook.
15493 * flags.h (enum debug_info_usage): Add an enumeration to describe
15494 a program's use of a structure type.
15495 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15496 to indicate the program's usage of the type. Filter structs based
15497 on the -femit-struct-debug-... specification.
15498 (gen_type_die): Split into two routines, gen_type_die and
15499 gen_type_die_with_usage. gen_type_die is now a wrapper
15500 that assumes direct usage.
15501 (gen_type_die_with_usage): Replace calls to gen_type_die
15502 with gen_type_die_with_usage adding the program usage of
15503 the referenced type.
15504 (dwarf2out_imported_module_or_decl): Suppress struct debug
15505 information using should_emit_struct_debug when appropriate.
15507 2007-04-16 Ian Lance Taylor <iant@google.com>
15509 PR tree-optimization/31522
15510 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15511 (vrp_initialize): Allocate vr_phi_edge_counts.
15512 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15513 executable edge. Drop test for all constants.
15514 (vrp_finalize): Free vrp_phi_edge_counts.
15516 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15517 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15519 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15520 predecessors at head rather than tail.
15522 2007-04-16 Matthias Klose <doko@debian.org>
15524 * config/alpha/linux.h (CPP_SPEC): Define.
15525 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15527 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15529 * function.h: Remove sequence_stack extern declaration.
15531 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15533 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15535 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15538 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15540 * config/avr/avr.c (avr_arch_types): Rearranging array.
15541 (enum avr_arch): Add.
15542 (avr_mcu_types): Use avr_arch enumeration constants instead of
15544 * config/avr/avr.h (LINK_SPEC): Simplify.
15546 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15548 * config/m68k/m68k.c (m68k_libcall_value,
15549 m68k_function_value): Use macros for register names more.
15551 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15553 (M68K_REGNAME): Use A6_REG.
15554 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15556 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15558 PR middle-end/28071
15559 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15560 'pending_read_list_length' and 'pending_write_list_length'. Update
15562 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15563 to handle two length counters instead of one. Update all uses.
15564 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15565 two length counters instead of one.
15566 * sched-rgn.c (propagate_deps): Update to handle two length counters
15569 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15572 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15573 copy of source, pass it to ix86_expand_vector_set and return
15576 2007-04-16 David Ung <davidu@mips.com>
15577 Joseph Myers <joseph@codesourcery.com>
15579 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15580 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15581 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15582 Add 74K processor information.
15583 * config/mips/mips.md: Include 74k.md.
15584 (cpu): Add 74kc,74kf,74kx.
15585 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15586 * config/mips/74k.md: New.
15587 * doc/invoke.texi (MIPS Options): Document 74K support.
15589 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15591 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15592 vectorizable_* functions.
15593 * tree-vect-transform.c (vectorizable_call): Add check for
15594 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15595 (vectorizable_store): likewise.
15596 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15598 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15599 (vectorizable_type_promotion, vectorizable_load): Likewise.
15600 (vectorizable_live_operation, vectorizable_condition): Likewise.
15601 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15603 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15605 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15607 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15608 register numbers more.
15609 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15610 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15611 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15612 FUNCTION_VALUE_REGNO_P): Likewise.
15613 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15614 STATIC_CHAIN_REGNUM): Likewise.
15615 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15616 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15617 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15618 * config/m68k/m68k.md (FP_REG): New.
15620 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15622 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15625 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15627 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15628 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15631 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15633 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15636 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15639 * c-decl.c (finish_decl): Grab the type of the decl after the call
15640 to store_init_value.
15642 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15644 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15646 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15649 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15650 dominators, post dominators and cleanup cfg before returning.
15652 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15654 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15655 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15657 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15659 * config.gcc: Recognize fido.
15660 * config/m68k/m68k-devices.def (fidoa): New.
15661 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15663 (FL_FIDOA, TARGET_FIDOA): New.
15664 * config/m68k/m68k.opt (mfidoa): New.
15666 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15668 PR middle-end/31322
15669 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15670 when a personality function is used.
15672 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15674 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15676 2007-04-13 Mike Stump <mrs@apple.com>
15678 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15680 * config/darwin.opt (fapple-kext): Make C++ only.
15681 * config/darwin.c (darwin_override_options): Remove code to ensure
15682 -fapple-kext is given for C++ only.
15684 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15686 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15687 * config/mips/mips.c (override_options): Call
15688 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15690 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15692 * config/i386/i386.opt (msvr3-shlib): Removed.
15694 * doc/invoke.texi: Remove -msvr3-shlib.
15696 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15698 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15699 with "popcnt" instruction.
15701 2007-04-13 Richard Guenther <rguenther@suse.de>
15703 PR tree-optimization/21258
15704 * tree-vrp.c (compare_case_labels): New helper.
15705 (find_switch_asserts): New function.
15706 (find_assert_locations): Call it for SWITCH_EXPRs.
15708 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15710 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15711 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15712 check is now implied in X87_FLOAT_MODE_P.
15713 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15714 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15715 (fix_trunc<mode>_i386_fisttp): Ditto.
15716 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15717 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15718 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15719 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15720 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15721 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15722 (unnamed_splitters): Ditto.
15723 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15724 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15725 FIRST_SSE_REG for local functions when SSE math is enabled or
15726 for functions with sseregparm attribute.
15727 (standard_80387_constant_p): Return -1 if mode is not
15729 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15730 (ix86_expand_compare): Ditto.
15731 (ix86_expand_carry_flag_compare): Ditto.
15732 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15733 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15734 DECIMAL_FLOAT_MODE_P.
15735 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15736 of SCALAR_FLOAT_MODE_P.
15737 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15738 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15739 checks before FLOAT_MODE_P.
15740 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15741 before FLOAT_MODE_P.
15746 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15748 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15749 Charles Wilson <libtool@cwilson.fastmail.fm>
15751 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15752 (libgcc.mvars): Don't depend on them.
15753 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15754 * exec-tool.in: New.
15756 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15758 * doc/invoke.text (--help): Document --help=common.
15760 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15762 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15764 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15766 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15767 * genemit.c (main): Emit #include "integrate.h".
15768 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15769 (LOADGP_RTP): New mips_loadgp_style.
15770 * config/mips/mips.h: Include config/vxworks-dummy.h.
15771 (TARGET_RTP_PIC): New macro.
15772 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15773 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15774 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15775 for TARGET_RTP_PIC.
15776 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15777 -mvxworks-pic when using -mrtp and a PIC option.
15778 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15780 (mips_symbolic_constant_p, mips_symbolic_address_p)
15781 (mips_symbol_insns): Handle SYMBOL_HALF.
15782 (override_options): Warn about -G and -mrtp being used together.
15783 Initialize mips_lo_relocs[SYMBOL_HALF].
15784 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15785 (mips_emit_loadgp): Handle LOADGP_RTP.
15786 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15787 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15788 (tablejump): Handle function-relative case table entries if
15790 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15792 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15794 * config/mips/mips.md (load_call<mode>): Allow any general register.
15796 (sibcall_value_internal, sibcall_value_multiple_internal)
15797 (call_value_internal, call_value_split, call_value_multiple_internal)
15798 (call_value_multiple_split): Remove constraints from operand 0.
15800 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15802 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15803 rather than loadgp_noshared.
15804 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15805 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15807 * config/mips/mips.md (loadgp): Rename to...
15808 (loadgp_newabi): ...this.
15809 (loadgp_noshared): Rename to...
15810 (loadgp_absolute): ...this.
15812 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15814 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15815 false for locally-binding symbols.
15816 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15818 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15820 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15821 (SYMBOL_GOT_PAGE_OFST): ...this.
15822 (SYMBOL_GOT_GLOBAL): Rename to...
15823 (SYMBOL_GOT_DISP): ...this.
15824 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15825 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15826 * config/mips/mips.c (mips_global_symbol_p): New function.
15827 (mips_symbol_binds_local_p): Likewise.
15828 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15829 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15830 mips_global_symbol_p and mips_symbol_binds_local_p.
15831 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15832 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15833 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15834 SYMBOL_GOTOFF_DISP.
15835 (mips_ok_for_lazy_binding_p): New function.
15836 (mips_load_call_address, mips_expand_call): Use it.
15837 (mips_dangerous_for_la25_p): Likewise.
15838 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15839 (*got_disp<mode>): Use got_disp_operand instead of
15840 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15841 SYMBOL_GOTOFF_GLOBAL.
15842 (*got_page<mode>): Use got_page_ofst_operand instead of
15844 * config/mips/predicates.md (const_call_insn_operand): Use
15845 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15846 (global_got_operand): Rename to...
15847 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15849 (local_got_operand): Rename to...
15850 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15851 of SYMBOL_GOT_LOCAL.
15853 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15855 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15856 TARGET_CALL_CLOBBERED_GP.
15857 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15858 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15859 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15860 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15861 of TARGET_ABICALLS && !TARGET_NEWABI.
15862 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15863 * config/mips/mips.c (mips_load_call_address): Check
15864 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15865 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15866 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15867 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15868 TARGET_ABICALLS && TARGET_NEWABI.
15869 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15871 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15872 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15873 TARGET_ABICALLS && TARGET_NEWABI.
15874 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15875 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15876 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15877 whether indirect calls must use $25.
15878 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15880 * config/mips/mips.md (jal_macro): Check flag_pic and
15881 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15882 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15883 instead of TARGET_ABICALLS.
15884 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15885 TARGET_ABICALLS && TARGET_OLDABI.
15886 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15887 (sibcall): In the comment above the define_insn, mention
15888 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15889 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15890 instead of TARGET_ABICALLS.
15892 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15894 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15895 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15896 (MACFLAGS_MATCH_P): New macro.
15897 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15898 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15899 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15900 the other MACFLAG constants.
15901 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15902 (flag_machi): Tighten constraints. Renumber some of the operands.
15903 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15905 (flag_machi_parts_acconly): New pattern.
15906 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15908 (flag_macinit1hi): Tighten constraints.
15909 (flag_mul_macv2hi_parts_acconly): New pattern.
15911 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15912 Use a more efficient implementation.
15913 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15914 inline sequences when not optimizing for size.
15916 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15917 movhi_high2low): Delete, merge functionality into...
15918 (packv2hi): ... this pattern.
15920 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15921 * config/bfin/bfin.opt (msim): New option.
15922 (mcpu=): New option.
15923 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15924 (bfin_cpu_t): Typedef of enum bfin_cpu.
15925 (bfin_cpu_type): New declaration.
15926 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15927 -msim and -mcpu= options.
15928 (LIB_SPEC): Likewise.
15929 * config/bfin/bfin.c (bfin_cpu_type): Define.
15930 (bfin_handle_option): Handle -mcpu= option.
15931 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15932 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15933 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15935 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15937 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15938 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15939 (powerpc-wrs-vxworksae): Use ${tm_file}.
15940 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15941 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15942 * config/i386/vx-common.h: New file.
15944 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15946 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15949 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15951 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15954 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15958 * c-common.c (c_build_qualified_type): Set canonical type
15961 2007-04-12 Richard Guenther <rguenther@suse.de>
15963 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15964 lower bound and element size if lower bound is not zero
15965 or either of the ARRAY_REF operands is set.
15967 2007-04-12 Richard Guenther <rguenther@suse.de>
15969 PR tree-optimization/24689
15970 PR tree-optimization/31307
15971 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15973 * gimplify.c (canonicalize_addr_expr): To be consistent with
15974 gimplify_compound_lval only set operands two and three of
15975 ARRAY_REFs if they are not gimple_min_invariant. This makes
15976 it never at this place.
15977 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15979 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15981 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15982 null before emitting a .nsubspa directive.
15984 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15986 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15987 need_to_partition_p if there are no memory statements in the
15990 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15992 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15993 (gcd_of_steps_may_divide_p): New function.
15994 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15996 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15998 * reload.c (find_reloads_toplev, find_reloads_address,
15999 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16000 not a pointer equality test, to decide if we need to call
16001 push_reg_equiv_alt_mem.
16003 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16005 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16006 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16008 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16010 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16012 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16013 vector to be positive.
16015 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16019 * doc/invoke.texi: Document --params max-aliased-vops and
16021 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16022 debug_memory_partitions): Move to tree-flow.h
16023 * params.h (AVG_ALIASED_VOPS): Define.
16024 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16026 (mp_info_t): Likewise.
16027 (get_mem_sym_stats_for): New.
16028 (set_memory_partition): Move from tree-flow-inline.h.
16029 (mark_non_addressable): Only clear the set of symbols for the
16030 partition if it exists.
16031 (dump_memory_partitions): Move from tree-ssa-operands.c
16032 (debug_memory_partitions): Likewise.
16033 (need_to_partition_p): New.
16034 (dump_mem_ref_stats): New.
16035 (debug_mem_ref_stats): New.
16036 (dump_mem_sym_stats): New.
16037 (debug_mem_sym_stats): New.
16038 (update_mem_sym_stats_from_stmt): New.
16039 (compare_mp_info_entries): New.
16040 (mp_info_cmp): Call it.
16041 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16043 (get_mpt_for): Move from tree-ssa-operands.c.
16044 (find_partition_for): New.
16045 (create_partition_for): Remove.
16046 (estimate_vop_reduction): New.
16047 (update_reference_counts): New.
16048 (build_mp_info): New.
16049 (compute_memory_partitions): Refactor.
16050 Document new heuristic.
16051 Call build_mp_info, update_reference_counts,
16052 find_partition_for and estimate_vop_reduction.
16053 (compute_may_aliases): Populate virtual operands before
16054 calling debugging dumps.
16055 (delete_mem_sym_stats): New.
16056 (delete_mem_ref_stats): New.
16057 (init_mem_ref_stats): New.
16058 (init_alias_info): Call it.
16059 (maybe_create_global_var): Remove alias_info argument.
16060 Get number of call sites and number of pure/const call sites
16061 from gimple_mem_ref_stats().
16062 (dump_alias_info): Call dump_memory_partitions first.
16063 (dump_points_to_info_for): Show how many times a pointer has
16065 * opts.c (decode_options): For -O2 set --param
16066 max-aliased-vops to 500.
16067 For -O3 set --param max-aliased-vops to 1000 and --param
16068 avg-aliased-vops to 3.
16069 * fortran/options.c (gfc_init_options): Remove assignment to
16071 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16072 * tree-dfa.c (dump_variable): Dump memory reference
16074 Dump NO_ALIAS* settings.
16075 (referenced_var_lookup): Tidy.
16076 (mem_sym_stats): New.
16077 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16078 and ORIG are different SSA names for a memory partition.
16079 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16080 * tree-flow.h (struct mem_sym_stats_d): Define.
16081 (mem_sym_stats_t): Define.
16082 (struct mem_ref_stats_d): Define.
16083 (struct gimple_df): Add field mem_ref_stats.
16084 (enum noalias_state): Define.
16085 (struct var_ann_d): Add bitfield noalias_state.
16086 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16087 debug_mem_ref_stats, debug_memory_partitions,
16088 debug_mem_sym_stats): Declare.
16089 * tree-ssa-structalias.c (update_alias_info): Update call
16090 sites, pure/const call sites and asm sites in structure
16091 returned by gimple_mem_ref_stats.
16092 Remove local variable IS_POTENTIAL_DEREF.
16093 Increase NUM_DEREFS if the memory expression is a potential
16095 Call update_mem_sym_stats_from_stmt.
16096 If the memory references memory, call
16097 update_mem_sym_stats_from_stmt for all the direct memory
16098 symbol references found.
16099 (intra_create_variable_infos): Set noalias_state field for
16100 pointer arguments according to the value of
16101 flag_argument_noalias.
16102 * tree-ssa-structalias.h (struct alias_info): Remove fields
16103 num_calls_found and num_pure_const_calls_found.
16104 (update_mem_sym_stats_from_stmt): Declare.
16105 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16106 Set default value to 100.
16107 (PARAM_AVG_ALIASED_VOPS): Define.
16109 2007-04-11 Richard Guenther <rguenther@suse.de>
16111 PR middle-end/31530
16112 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16113 a * -b + c as c - a * b if we honor sign dependent rounding.
16115 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16117 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16118 bfin_expand_strmov.
16119 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16120 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16122 (initialize_trampoline): Don't use old-style function definition.
16123 (bfin_secondary_reload): Mark IN_P argument as unused.
16125 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16127 PR tree-optimization/31343
16128 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16129 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16130 * testsuite/gcc.dg/vect/pr31343.c: New.
16132 2007-04-10 Eric Christopher <echristo@apple.com>
16134 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16135 * config/i386/i386.md (*cmpfp0): Use.
16136 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16137 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16138 (fix_trunc<mode>_i386_fisttp): Ditto.
16139 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16140 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16141 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16142 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16143 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16144 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16145 (unnamed_splitters): Ditto.
16146 * config/i386/i386.c (output_fix_trunc): Assert that
16147 we're not being passed a TFmode operand.
16149 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16151 PR tree-optimization/31526
16152 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16153 n_basic_blocks to find newly added blocks.
16155 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16157 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16159 (fix_trunc<mode>si_sse): Ditto.
16160 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16161 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16162 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16163 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16164 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16165 expander using SSEMODEF mode macro.
16166 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16167 expander using SSEMODEF mode macro.
16168 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16169 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16170 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16171 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16172 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16173 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16174 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16175 Macroize insn using X87MODEF mode macro.
16177 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16179 * config/i386/sse.md (sse2_pinsrw): Removed.
16180 (sse2_pextrw): Renamed to ...
16181 (*sse2_pextrw): This.
16183 2007-04-09 Jan Hubicka <jh@suse.cz>
16186 * config/i386/sse.md
16187 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16188 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16189 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16190 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16192 2007-04-09 Jan Hubicka <jh@suse.cz>
16194 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16195 multiple fields of union.
16197 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16199 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16200 (create_preheaders): Check that loops are available.
16201 (fix_loop_structure): Clean up, improve comments.
16202 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16203 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16205 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16206 * predict.c (tree_estimate_probability): Do not call
16207 calculate_dominance_info. Call create_preheaders.
16208 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16209 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16211 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16212 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16213 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16214 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16217 2007-04-08 Jan Hubicka <jh@suse.cz>
16219 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16220 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16221 * fold-const.c (fold_unary): Use it.
16223 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16225 * varasm.c (assemble_variable): Remove call to
16226 lang_hooks.decls.prepare_assemble_variable.
16227 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16228 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16229 * langhooks.h (lang_hooks_for_decls): Remove
16230 prepare_assemble_variable.
16232 2007-04-08 Mike Stump <mrs@apple.com>
16234 * config/i386/i386.c: Use inc/dec on Core2.
16236 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16238 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
16239 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16240 lhd_tree_inlining_end_inlining): Remove.
16241 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16242 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16243 end_inlining hooks.
16244 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16245 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16246 lhd_tree_inlining_end_inlining): Remove prototypes.
16247 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16248 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16249 LANG_HOOKS_TREE_INLINING_START_INLINING,
16250 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16252 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16255 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16258 * config/avr/predicates.md (io_address_operand): Delete predicate.
16259 (low_io_address_operand): Don't use 'mode' argument.
16260 (higth_io_address_operand): Rename ...
16261 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16262 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16265 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16267 Revert change removing staticp.
16269 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16272 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16275 2007-04-07 Bruce Korb <bkorb@gnu.org>
16277 * c.opt: Add -Wformat-contains-nul.
16278 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16280 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16281 the NUL byte warning.
16283 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16285 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16287 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16289 * tree.c (staticp): No longer use staticp langhook.
16290 * langhooks.c (lhd_staticp): Removed.
16291 * langhooks.h (struct lang_hooks): Remove staticp.
16292 * c-common.c (c_staticp): Remove.
16293 * c-common.h (c_staticp): Ditto.
16294 * langhooks-defs.h (lhd_staticp): Ditto.
16295 (LHD_HOOKS_STATICP): Ditto
16296 * tree.h (gcc_assert_lowered): New macro.
16298 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16300 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16301 argument "reliable".
16302 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16303 Add argument "reliable". Propagate it through calls.
16304 (infer_loop_bounds_from_undefined): Derive number of iterations
16305 estimates from references in blocks that do not dominate loop latch.
16306 (gcov_type_to_double_int): New function.
16307 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16308 and expected_loop_iterations_unbounded.
16309 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16310 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16311 * tree-data-ref.c (estimated_loop_iterations): Export.
16312 (get_references_in_stmt): Fix -- do not return addresses of local
16314 * cfgloop.h (expected_loop_iterations_unbounded,
16315 estimated_loop_iterations): Declare.
16317 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16319 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16321 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16323 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16324 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16325 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16326 Use output_387_reg_move().
16327 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16328 expander using X87MODEF12 mode macro.
16329 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16330 choosing register preferences. Use output_387_reg_move().
16331 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16332 instead of "x". Use output_387_reg_move().
16333 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16334 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16335 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16336 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16337 Use output_387_reg_move().
16338 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16340 (*truncxf?f_i387 splitter): Ditto.
16342 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16344 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16345 LANG_HOOKS_SAFE_FROM_P.
16346 * expr.c (safe_from_p): Remove langhook call.
16347 * langhooks.h (lang_hooks): Remove safe_from_p.
16348 (lhd_safe_from_p): Remove prototype.
16349 * langhooks.c (lhd_safe_from_p): Remove.
16351 2007-04-06 Jan Hubicka <jh@suse.cz>
16353 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16356 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16358 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16359 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16360 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16361 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16363 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16364 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16366 2007-04-05 Richard Henderson <rth@redhat.com>
16368 * config/alpha/alpha.c (print_operand) [+]: Remove.
16369 (alpha_end_function): Print nop if call at end of function.
16370 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16371 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16372 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16373 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16374 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16375 the call pattern. Update peepholes to match.
16377 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16379 * doc/extend.texi (Other Builtins): Add decimal float variants
16381 * builtins.def: Ditto.
16382 * builtins.c (expand_builtin): Ditto.
16384 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16385 H.J. Lu <hongjiu.lu@intel.com>
16388 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16389 of V8HImode when calling ix86_binary_operator_ok.
16390 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16391 (sdot_prodv8hi): Operands 1 and 2 must be register.
16393 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16395 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16396 initialize align to silence bogus warning.
16398 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16400 PR middle-end/22156
16401 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16403 (struct sra_walk_fns): Remove use_all parameter from use.
16404 (sra_hash_tree): Handle BIT_FIELD_REFs.
16405 (sra_elt_hash): Don't hash bitfld blocks.
16406 (sra_elt_eq): Skip them in parent compares as well. Handle
16408 (sra_walk_expr): Don't maintain or pass down use_all_p.
16409 (scan_use): Remove use_all parameter.
16410 (scalarize_use): Likewise. Re-expand assignment to
16411 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16412 output, and re-scalarize after output. Don't mark anything
16414 (scalarize_ldst): Adjust.
16415 (scalarize_walk_gimple_modify_statement): Likewise.
16416 (build_element_name_1): Handle BIT_FIELD_REFs.
16417 (instantiate_element): Don't warn for any element whose parent
16418 is used as a whole.
16419 (instantiate_missing_elements_1): Return the sra_elt.
16420 (canon_type_for_field): New.
16421 (try_instantiate_multiple_fields): New.
16422 (instantiate_missing_elemnts): Use them.
16423 (mark_no_warning): Removed.
16424 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16425 (REPLDUP, sra_build_elt_assignment): New.
16426 (generate_copy_inout): Use them.
16427 (generate_element_copy): Likewise. Handle bitfld differences.
16428 (generate_element_zero): Don't recurse for blocks. Use
16429 sra_build_elt_assignment.
16430 (generate_one_element_int): Take elt instead of var. Use
16431 sra_build_elt_assignment.
16432 (generate_element_init_1): Adjust.
16433 (scalarize_use, scalarize_copy): Use REPLDUP.
16434 (scalarize_ldst): Move assert before dereference.
16435 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16437 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16439 * regmove.c: Fix unused variable warnings due to previous commit.
16441 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16443 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16444 (regmove_bb_head): Remove.
16445 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16446 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16447 problems with fixup_match_1.
16448 Don't initialize/free regmove_bb_head.
16450 (reg_is_remote_constant_p): If an insn is in the same basic block
16451 but not before INSN, consider it remote, too.
16453 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16456 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16457 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16459 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16461 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16462 (CONDITIONAL_REGISTER_USAGE): Likewise.
16464 2007-04-04 Richard Henderson <rth@redhat.com>
16466 * config/alpha/lib1funcs.asm: Remove unused file.
16468 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16471 * opts.c (print_specific_help): Fix --help=<language>
16473 (common_handle_option): Support --help=common.
16475 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16478 * gcc.c (main): Do not run the linker if
16479 print_subprocess_help indicates that it shouldn't be
16482 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16485 * doc/invoke.texi (--help=): Document <languages> value, fix
16486 formatting in tables of values.
16488 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16490 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16491 dllimport attribute of virtual methods.
16493 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16495 * config/score/crti.asm: Change _bss_start to __bss_start.
16496 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16497 (OUTGOING_REG_PARM_STACK_SPACE) update.
16498 * config/score/score.opt: add options to make backend support
16499 score5, score5u, score7 and score7d.
16500 * config/score/score.md: Likewise.
16501 * config/score/misc.md: Likewise.
16502 * config/score/mac.md: Likewise.
16503 * doc/invoke.texi: Likewise.
16504 * doc/md.texi: update constraints define.
16506 2007-04-03 Richard Henderson <rth@redhat.com>
16508 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16509 an appropriate type, use the mode instead.
16511 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16513 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16514 Set the default --with-arch setting to mips2.
16515 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16516 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16517 (MULTILIB_OSDIRNAMES): Delete.
16518 (MULTILIB_DIRNAMES): Define.
16519 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16520 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16521 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16522 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16523 VXWORKS_OS_CPP_BUILTINS.
16524 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16525 (MIPS_DEBUGGING_INFO): Undefine.
16526 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16528 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16530 PR middle-end/30704
16531 * fold-const.c (native_encode_real): Encode real.c provided longs
16532 as a series of 32-bit native integers.
16533 (native_interpret_real): Interpret buffer as a series of 32-bit
16536 2007-04-03 Richard Guenther <rguenther@suse.de>
16538 * genpreds.c (write_insn_constraint_len): Write function
16539 optimized for CONSTRAINT_LEN implementation.
16540 (write_tm_preds_h): Output insn_constraint_len inline and
16541 use it for CONSTRAINT_LEN.
16542 (write_insn_preds_c): Don't output insn_constraint_len.
16543 * doc/md.texi (define_register_constraint): Document multi-letter
16544 constraints shall have the same length if they start with the same
16547 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16550 * config/i386/i386.md (isinf<mode>2): Expand only when
16551 TARGET_C99_FUNCTIONS is set.
16553 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16555 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16556 (x86_64-*-linux*): Ditto.
16557 * config/i386/i386.opt (mpc): New option.
16558 * config/i386/i386.c (overrride_options): Handle
16559 ix87_precision_string.
16560 * config/i386/crtprec.c: New file.
16561 * config/i386/t-crtpc: Ditto.
16562 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16563 and -mpc80 options.
16564 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16565 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16566 crtprec32.o, crtprec64.o and crtprec80.o.
16568 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16569 and -mpc80 options.
16570 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16572 2007-04-02 Eric Christopher <echristo@apple.com>
16574 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16575 limitations on darwin.
16577 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16580 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16582 2007-04-02 Dave Korn <dave.korn@artimi.com>
16584 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16586 2007-04-02 Dave Korn <dave.korn@artimi.com>
16588 * libgcc2.h (exception_descriptor): Don't forward-declare.
16589 (__get_eh_table_language, __get_eh_table_version): Delete
16590 prototypes of long-dead functions.
16592 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16594 * ebitmap.h: New file
16595 * ebitmap.c: New file
16596 * Makefile.in (ebitmap.o): New target.
16598 2007-04-01 Jan Hubicka <jh@suse.cz>
16600 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16601 before very first instruction.
16603 2007-04-01 Jan Hubicka <jh@suse.cz>
16605 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16606 waring on 64bit hosts.
16607 * bitmap.h: Fix typo in bitmap_head_def.
16609 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16611 PR rtl-optimization/31391
16612 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16613 into a DELETED_LABEL note, and the label is in an empty basic
16614 block, update BB_END as well as BB_HEAD.
16616 2007-04-01 Richard Henderson <rth@redhat.com>
16618 PR tree-optimization/31169
16619 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16620 to varying if the range is outside [0, prec-1].
16622 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16625 * config/mips/mips.md (load_const_gp): New insn.
16626 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16627 the MIPS16 GP pseudo register if no_new_pseudos.
16628 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16630 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16633 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16635 (call_value): Likewise.
16637 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16638 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16641 * doc/invoke.texi: (optimization options): Reword description
16642 of -ffast-math. Document its primary purpose.
16644 2007-03-31 Richard Guenther <rguenther@suse.de>
16646 * omp-low.c (splay-tree.h): Include.
16647 (lookup_decl): Replace splay-tree usage by pointer-map.
16648 (maybe_lookup_decl): Likewise.
16649 (new_omp_context): Likewise.
16650 (delete_omp_context): Likewise.
16651 * gimplify.c (splay-tree.h): Include.
16652 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16654 (remap_ssa_name): Likewise.
16655 (remap_decl): Likewise.
16656 (remap_type_1): Likewise.
16657 (remap_type): Likewise.
16658 (copy_body_r): Likewise.
16659 (expand_call_inline): Likewise.
16660 (clone_body): Likewise.
16661 (copy_tree_r): Likewise.
16662 (remap_save_expr): Likewise.
16663 (unsave_r): Likewise.
16664 (unsave_expr_now): Likewise.
16665 (tree_function_versioning): Likewise.
16666 (build_duplicate_type): Likewise.
16667 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16668 (struct copy_body_data): Replace splay-tree by pointer-map.
16669 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16670 not $(SPLAY_TREE_H).
16671 (gimplify.o): Depend on $(SPLAY_TREE_H).
16672 (omp-low.p): Likewise.
16674 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16676 * config/avr/predicates.md (even_register_operand,
16677 odd_register_operand): New predicates.
16678 * config/avr/avr.md (movw peephole2): New.
16679 (movw_r peephole2): New.
16681 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16683 * tree.h (get_signed_or_unsigned_type): New.
16684 * fold-const.c (operand_equal_for_comparison_p): Use
16685 get_signed_or_unsigned_type instead of
16686 lang_hooks.types.signed_or_unsigned_type.
16687 * expr.c (store_expr): Ditto.
16688 * langhooks.c (get_signed_or_unsigned_type): New.
16689 (lhd_signed_or_unsigned_type): New.
16690 * langhooks.h (lhd_signed_or_unsigned_type): New.
16691 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16693 2007-03-30 Richard Henderson <rth@redhat.com>
16695 * tree-ssa-loop-ivopts.c: Include target.h.
16696 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16697 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16698 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16699 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16701 2007-03-30 Richard Henderson <rth@redhat.com>
16702 Kai Tietz <kai.tietz@onevision.com>
16704 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16705 default for 64-bit.
16706 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16707 (TARGET_64BIT_MS_ABI): New.
16708 (DBX_REGISTER_NUMBER): Handle 64-bit.
16709 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16710 (LONG_TYPE_SIZE): Force to 32.
16711 (REG_PARM_STACK_SPACE): New.
16712 (OUTGOING_REG_PARM_STACK_SPACE): New.
16713 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16714 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16715 (STACK_BOUNDARY): Use 128 for 64-bit.
16716 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16717 Add 64-bit implementation.
16718 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16720 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16721 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16722 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16723 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16724 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16725 TARGET_64BIT_MS_ABI.
16726 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16727 (ix86_pass_by_reference): Likewise.
16728 (ix86_function_value_regno_p): Likewise.
16729 (ix86_build_builtin_va_list): Likewise.
16730 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16731 (function_arg_advance_ms_64): New.
16732 (function_arg_advance): Call it.
16733 (function_arg_ms_64): New.
16734 (function_arg): Call it.
16735 (function_value_ms_64): New.
16736 (ix86_function_value_1): Call it.
16737 (return_in_memory_ms_64): New.
16738 (ix86_return_in_memory): Call it.
16739 (setup_incoming_varargs_ms_64): New.
16740 (ix86_setup_incoming_varargs): Call it.
16741 (ix86_expand_prologue): Handle 64-bit stack probing.
16742 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16743 (output_pic_addr_const): Likewise.
16744 (x86_this_parameter): Likewise.
16745 (x86_output_mi_thunk): Likewise.
16746 (x86_function_profiler): Likewise.
16747 (TARGET_STRICT_ARGUMENT_NAMING): New.
16748 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16749 (TARGET_64BIT_MS_ABI): New.
16750 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16751 * config/i386/i386.md (allocate_stack_worker): Remove.
16752 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16753 describe the clobber of eax without a match_scratch.
16754 (allocate_stack_worker_postreload): Remove.
16755 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16756 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16757 (allocate_stack_worker_rex64_postreload): Remove.
16758 (allocate_stack): Handle 64-bit.
16759 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16760 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16761 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16762 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16763 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16764 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16765 * config.build (x86_64-*-mingw*): New host.
16766 * config.host (x86_64-*-mingw*): New host.
16767 * config.gcc (x86_64-*-mingw*): New target.
16768 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16770 2007-03-30 Richard Henderson <rth@redhat.com>
16771 Kai Tietz <kai.tietz@onevision.com>
16773 * c-pragma.c (struct def_pragma_macro_value): New.
16774 (struct def_pragma_macro): New.
16775 (pushed_macro_table): New.
16776 (dpm_hash, dpm_eq): New.
16777 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16778 (init_pragma): Install them.
16779 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16781 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16783 * config/avr/avr.c (avr_override_options): Clear
16784 'flag_delete_null_pointer_checks'.
16786 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16789 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16790 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16791 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16792 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16793 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16794 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16795 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16797 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16799 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16801 * regmove.c: Move all of pass_stack_adjustments from here...
16802 * combine-stack-adj.c: ...to this new file.
16803 * Makefile.in: Add rules for combine-stack-adj.o.
16805 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16807 PR tree-optimization/31383
16808 * tree-data-ref.c (affine_function_equal_p): Do not require the
16809 vectors to have the same length.
16811 2007-03-30 Jan Hubicka <jh@suse.cz>
16813 PR middle-end/30700
16814 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16815 availablility; add more sanity checking; ask varpool only about
16818 2007-03-29 Richard Henderson <rth@redhat.com>
16820 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16821 to decide, but __SIZEOF_LONG_LONG__.
16823 2007-03-29 Richard Henderson <rth@redhat.com>
16825 * emutls.c (struct __emutls_array): New.
16826 (emutls_destroy): Use it instead of casting element 0 from void*.
16827 (__emutls_get_address): Likewise.
16829 2007-03-29 Richard Henderson <rth@redhat.com>
16831 * varasm.c (initializer_constant_valid_p): Don't deny
16832 DECL_DLLIMPORT_P on functions.
16834 * config/i386/cygming.h: Remove function declarations.
16835 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16836 (ASM_OUTPUT_LABELREF): Remove.
16837 (COMMON_ASM_OP): Remove.
16838 (ASM_OUTPUT_COMMON): Remove.
16839 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16840 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16841 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16842 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16843 Rename from TARGET_ENCODE_SECTION_INFO.
16844 * config/i386/netware.h: Likewise.
16845 * config/i386/i386-protos.h: Update.
16846 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16847 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16848 (legitimate_constant_p): Reject dllimports.
16849 (dllimport_map, get_dllimport_decl): New.
16850 (legitimize_dllimport_symbol): New.
16851 (legitimize_address, ix86_expand_move): Use it.
16852 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16853 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16854 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16855 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16856 * config/i386/predicates.md (constant_call_address_operand): Only
16857 accept symbols; reject dllimport_p symbols.
16858 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16859 i386_pe_maybe_record_exported_symbol.
16860 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16861 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16862 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16863 trust the setting of DECL_DLLIMPORT_P.
16864 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16865 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16866 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16867 tidy the argument scanning loop.
16868 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16869 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16870 (i386_pe_strip_name_encoding): Remove.
16871 (i386_pe_binds_local_p): New.
16872 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16873 (i386_pe_output_labelref): Remove.
16874 (i386_pe_asm_output_aligned_decl_common): New.
16875 (i386_pe_maybe_record_exported_symbol): Rename from
16876 i386_pe_record_exported_symbol; check for dllexported symbols.
16878 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16880 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16881 add comment explaining why vsnprintf cannot be used.
16883 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16885 PR tree-optimization/30666
16886 * tree.c (build_complex_type): When creating type names for DWARF2
16887 debug info, create TYPE_DECLs for TYPE_NAME instead of
16889 (build_common_tree_nodes_2): Use build_complex_type when building
16890 predefined complex types, to preserve canonical types.
16892 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16894 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16895 (noce_get_alt_condition): Look at it to determine whether to
16896 reverse the condition or not.
16897 (noce_get_condition): Substitute the truth for lies.
16898 (noce_find_if_block): Set the then_else_reversed field.
16900 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16902 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16903 destination of this insn.
16904 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16905 than calling gen_rtx_SET directly. Use r0 to hold the value of
16906 'address + 4' rather than a stack based temporary which can be
16907 mis-optimized away.
16909 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16911 * config/s390/s390.c (s390_secondary_input_reload_class,
16912 s390_secondary_output_reload_class): Functions removed.
16913 (s390_secondary_reload): New function.
16914 (TARGET_SECONDARY_RELOAD): Target macro defined.
16915 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16916 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16917 * config/s390/s390.md ("reload_outti", "reload_outdi",
16918 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16919 "reload_out<mode>"): Expanders removed.
16920 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16921 "reload<mode>_nonoffmem_out"): Expanders added.
16923 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16925 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16926 action if SRC->DEST replacement failed anyway.
16928 2007-03-28 Mike Stump <mrs@apple.com>
16930 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16931 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16932 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16934 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16936 * config.gcc: Accept barcelona as a variant of amdfam10.
16937 * config/i386/i386.c (override_options): Likewise.
16938 * doc/invoke.texi: Likewise.
16940 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16942 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16943 offsets for BIT_FIELD_REF and COMPONENT_REF.
16945 2007-03-28 Richard Guenther <rguenther@suse.de>
16947 * tree.c (is_global_var): Move ...
16948 * tree-flow-inline.h (is_global_var): ... here.
16949 * tree.h (is_global_var): Remove declaration.
16951 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16953 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16955 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16956 * config/i386/i386.c (ix86_tune_features): Initialize new
16958 * config/i386/predicates.md (promotable_binary_operator): Use
16959 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16961 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16964 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16966 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16968 * config/fr30/fr30.md (movsi_internal): Change destination
16969 constraint from m to V and add m to the end.
16971 2007-03-28 Christian Bruel <christian.bruel@st.com>
16973 * config/sh/sh.md (movsi_i): Fix type attribute.
16975 2007-03-28 Christian Bruel <christian.bruel@st.com>
16977 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16978 (movsf_ie): Likewise.
16980 2007-03-28 Christian Bruel <christian.bruel@st.com>
16982 * config.gcc: Add sh4-300 to multilib.
16983 * config/sh/t-mlib-sh4-300: New file.
16985 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16987 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16988 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16989 fix_trunc<mode>di2.
16990 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16991 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16992 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16993 "fixuns_trunctddi2"): Whitespace fix.
16995 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16997 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16998 the definition of struct sh_args.
16999 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17000 CALL_COOKIE_INT_REG_GET): Likewise.
17002 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17004 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17005 transformations are applied successfully.
17007 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17009 * tree.c (tree_contains_struct): Permit 512 tree codes.
17010 * tree.h (tree_contains_struct): Ditto.
17011 (MAX_TREE_CODES): Ditto.
17012 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17013 SPARE member to store remaining padding bits.
17015 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17017 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17020 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17022 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17023 * configure: Regenerate.
17025 * configure: Regenerate using the correct version of autoconf.
17027 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17029 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17031 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17032 regs to "__SP_L__" and "__SP_H__".
17034 2007-03-27 Richard Guenther <rguenther@suse.de>
17036 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17037 computations with it with a HOST_WIDE_INT variable.
17039 2007-03-26 Mike Stump <mrs@apple.com>
17041 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17042 objective-c-header, objective-c++-header and objc++-cpp-output
17044 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17046 2007-03-26 Richard Henderson <rth@redhat.com>
17049 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17050 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17051 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17052 IX86_BUILTIN_PSRLQ128): New.
17053 (ix86_init_mmx_sse_builtins): Add them.
17054 (ix86_expand_builtin): Expand them.
17055 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17056 operand 2 be TImode.
17057 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17058 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17059 _mm_srli_epi64): Mark __B const.
17060 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17061 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17062 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17063 new two-vector shift builtins.
17065 2007-03-26 Ian Lance Taylor <iant@google.com>
17067 PR tree-optimization/31345
17068 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17069 [+INF, +INF(OVF)] into VARYING.
17071 2007-03-26 Zack Weinberg <zackw@panix.com>
17073 * gengtype-parse.c: New file.
17074 * gengtype-yacc.y: Delete.
17075 * gengtype-lex.l: Don't include gengtype-yacc.h.
17076 Define YY_DECL and yyterminate appropriately for recursive
17077 descent parser. yylval is now a string out-parameter to yylex.
17078 (HWS, EOID): New shorthand.
17079 (IWORD): Add a couple more types.
17080 (yylex): Add a setup stanza. Remove the complex rules for
17081 detecting GTY'ed types and typedefs; replace with simple
17082 keyword detectors. Adjust everything for the changed
17083 definition of yylval. Ignore all pp-directives, not just #define.
17085 (parse_file): Rename yybegin; do not call yyparse.
17087 * gengtype.c (xasprintf): Export again.
17088 (this_file): New. Use everywhere __FILE__ was being used.
17089 (get_lang_bitmap): Special case types defined in gengtype.c.
17090 (do_typedef, new_structure): Suppress definition of certain types.
17091 (new_structure): Improve diagnostics of duplicate definitions.
17092 Make sure location_s is associated with input.h.
17093 (nreverse_pairs, define_location_structures): New functions.
17094 (main): Improve tagging of kludge types. Remove old kludges
17095 for input.h types; use define_location_structures.
17096 * gengtype.h: Update prototypes. Define token codes here.
17097 * Makefile.in: Remove all references to gengtype-yacc.
17098 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17100 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17101 add GTY((skip)) to the field that's only conditionally there.
17102 * doc/install.texi: Document that Bison is no longer required
17103 unless building treelang.
17105 * gengtype.c: Don't include gtyp-gen.h.
17106 (srcdir): Declare here.
17107 (base_files, lang_dir_names): Allocate dynamically.
17108 (gt_files, num_gt_files, num_lang_dirs): New globals.
17109 (measure_input_list, read_input_line, read_input_list)
17110 (set_lang_bitmap): New functions.
17111 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17112 simplify, relying on read_input_list to set up the bitmaps.
17113 (main): Arguments are no longer unused. Check for correct number
17114 of command line arguments, set srcdir and srcdir_len, then call
17115 read_input_list, before doing anything else. No need to worry
17116 about duplicates in main loop.
17117 * configure.ac: Simplify the calculation of all_gtfiles.
17118 Put language tags in there. Don't set or substitute
17119 all_gtfiles_files_langs or all_gtfiles_files_frags.
17120 * Makefile.in: Revamp the way gengtype is invoked, now that it
17121 takes a file on its command line with a much simpler format.
17122 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17123 (GTFILES): Remove duplicates and C source files.
17124 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17125 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17126 * configure: Regenerate.
17128 * gengtype.h: Remove all type definitions to gengtype.c; leave
17129 only definitions of options_p, type_p, and pair_p as opaque
17130 pointers. Update prototypes.
17131 * gengtype.c: Many type definitions moved here from gengtype.h.
17132 Consolidate type definitions at the top of the file.
17133 (xvasprintf): Delete.
17134 (xasprintf): Make static.
17135 (create_nested_pointer_option): Add 'next' parameter.
17136 (create_field_all, create_field_at): New functions.
17137 (create_field): Now a thin wrapper around create_field_all.
17138 (create_optional_field): Rename create_optional_field_ and add
17139 line argument. Original name is now a macro which supplies
17141 (oprintf): Use vsnprintf directly.
17142 (close_output_files): Use fatal rather than perror/exit.
17143 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17144 (main): Set progname. Don't use exit.
17145 * gengtype-yacc.y (struct_fields): Use create_field_at.
17146 (option, optionseqopt): Delete.
17147 (optionseq): Consolidate productions from option here so we
17148 can use the first argument to create_option.
17150 * gengtype-lex.l: Distinguish unions from structures in the
17151 token type. Don't call find_structure; return the tag as a string.
17152 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17153 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17154 string. Reorganize typedef_struct production accordingly.
17155 Use create_nested_ptr_option.
17156 * gengtype.c (create_nested_ptr_option): New function.
17157 * gengtype.h: Declare it.
17159 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17160 (string_type): Don't declare.
17161 (do_scalar_typedef): Declare.
17162 (create_scalar_type): Update prototype.
17163 * gengtype.c (string_type): Make static.
17164 (scalar_nonchar, scalar_char): New.
17165 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17166 (resolve_typedef): Use scalar_nonchar for error recovery.
17167 (create_scalar_type): Remove name_len field. Return scalar_char
17168 or scalar_nonchar as appropriate.
17169 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17170 to use string_type.
17171 (throughout): Use scalar_nonchar instead of calling
17172 create_scalar_type, whenever possible.
17173 (main): Initialize scalar_char and scalar_nonchar before calling
17175 * gengtype-lex.l: Adjust for removal of second argument to
17176 create_scalar_type. Use yylval.s instead of yylval.t when
17178 * gengtype-yacc.y: Type of SCALAR is string. Call
17179 create_scalar_type from type:SCALAR rule. Adjust for removal of
17180 second argument to create_scalar_type.
17182 * vec.h: Remove all #if IN_GENGTYPE blocks.
17183 Add comment saying that changes may require adjustments to gengtype.
17184 * gengtype.c: Don't include coretypes.h or tm.h.
17185 Add comment to inclusion of errors.h.
17186 (note_def_vec, note_def_vec_alloc): New functions.
17187 * gengtype.h: Declare new functions.
17188 * gengtype-lex.l: Don't include coretypes.h.
17189 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17191 (update_lineno): Remove unnecessary prototype.
17192 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17193 (VEC rule): Just return VEC_TOKEN.
17194 * gengtype-yacc.y (VEC_TOKEN): New token type.
17195 (type): Add a production for VEC(a,b).
17196 * Makefile.in: Update dependencies.
17198 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17199 typedefs that use the old PARAMS macro.
17201 * gengtype-lex.l: Remove all rules and states relating to yacc
17203 * gengtype-yacc.y: Similarly.
17204 * gengtype.c (note_yacc_type): Delete function.
17205 * gengtype.h: Update prototypes.
17207 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17209 * tree-pretty-print.c (dump_generic_node): Report precision of
17210 unnamed integer types.
17212 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17214 * ifcvt.c (noce_try_store_flag_constants): Don't check
17215 no_new_pseudos here.
17216 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17217 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17218 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17219 noce_try_sign_mask): Likewise.
17220 (if_convert): Check no_new_pseudos here.
17222 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17224 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17225 (noce_get_condition): Handle new then_else_reversed argument.
17226 (noce_init_if_info): Remove, fold into noce_find_if_block.
17227 (noce_process_if_block): Take a struct noce_if_info as the
17228 argument. Don't set up one based on ce_if_info. Update pointer
17229 references accordingly.
17230 (cond_move_process_if_block): Likewise.
17231 (process_if_block): Removed.
17232 (find_if_block): Removed. Move functionality two new functions,
17233 noce_find_if_block and cond_exec_find_if_block.
17234 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17235 blocks and the symmetric IF-ELSE-JOIN case.
17236 (cond_exec_find_if_block): Also new function mostly based on old
17237 find_if_block and process_if_block.
17238 (find_if_header): Replace find_if_block call with separately
17239 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17240 (find_cond_trap): Update noce_get_condition call.
17241 (dead_or_predicable): Likewise.
17243 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17245 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17247 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17248 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17249 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17250 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17251 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17252 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17253 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17254 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17255 __builtin_ia32_psrad128 builtins.
17257 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17259 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17260 * config/i386/constraints.md
17261 (define_constraint "I"): Use IN_RANGE macro.
17262 (define_constraint "J"): Ditto.
17263 (define_constraint "K"): Ditto.
17264 (define_constraint "M"): Ditto.
17265 (define_constraint "N"): Ditto.
17266 (define_constraint "O"): Ditto.
17267 * config/i386/predicates.md
17268 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17269 (define_predicate "const_0_to_3_operand"): Ditto.
17270 (define_predicate "const_0_to_7_operand"): Ditto.
17271 (define_predicate "const_0_to_15_operand"): Ditto.
17272 (define_predicate "const_0_to_63_operand"): Ditto.
17273 (define_predicate "const_0_to_255_operand"): Ditto.
17274 (define_predicate "const_1_to_31_operand"): Ditto.
17275 (define_predicate "const_2_to_3_operand"): Ditto.
17276 (define_predicate "const_4_to_7_operand"): Ditto.
17278 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17280 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17281 in SImode for save_world.
17282 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17285 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17287 PR tree-optimization/30784
17288 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17291 2007-03-25 Revital Eres <eres@il.ibm.com>
17293 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17294 Fold movement_possibility function into it.
17296 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17298 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17299 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17300 (call_indirect_nonlocal_darwin64): Same.
17301 (call_nonlocal_darwin64): Same.
17302 (call_value_indirect_nonlocal_darwin64): Same.
17303 (call_value_nonlocal_darwin64): Same.
17304 (sibcall_nonlocal_darwin64): Same.
17305 (sibcall_value_nonlocal_darwin64): Same.
17306 (sibcall_symbolic_64): Same.
17307 (sibcall_value_symbolic_64): Same.
17308 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17310 (rs6000_emit_load_toc_table): Same.
17311 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17312 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17314 (divss_call): Same.
17315 (divus_call): Same.
17316 (quoss_call): Same.
17317 (quous_call): Same.
17318 (load_toc_v4_pic_si): Same
17319 (load_toc_v4_PIC_1): Same.
17320 (load_toc_v4_PIC_1b): Same.
17321 (call_indirect_aix{32,64}): Same.
17322 (call_value_indirect_aix{32,64}): Same.
17324 (call_value): Same.
17325 (call_local{32,64}): Same.
17326 (call_value_local{32,64}): Same.
17327 (call_indirect_nonlocal_aix{32,64}): Same.
17328 (call_nonlocal_aix{32,64}): Same.
17329 (call_value_indirect_nonlocal_aix{32,64}): Same.
17330 (call_value_nonlocal_aix{32,64}): Same.
17331 (call_indirect_nonlocal_sysv<mode>): Same.
17332 (call_nonlocal_sysv<mode>): Same.
17333 (call_value_indirect_nonlocal_sysv<mode>): Same.
17334 (call_value_nonlocal_sysv<mode>): Same.
17336 (sibcall_local{32,64}): Same.
17337 (sibcall_value_local{32,64}): Same.
17338 (sibcall_nonlocal_aix{32,64}): Same.
17339 (sibcall_value_nonlocal_aix{32,64}): Same.
17340 (sibcall_nonlocal_sysv<mode>): Same.
17341 (sibcall_value): Same.
17342 (sibcall_value_nonlocal_sysv<mode>): Same.
17344 2007-03-24 Paul Brook <paul@codesourcery.com>
17346 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17347 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17349 2007-03-24 Richard Henderson <rth@redhat.com>
17351 * config/ia64/constraints.md: New file.
17352 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17353 satisfies_constraint_?.
17354 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17355 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17356 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17357 ia64_output_mi_thunk): Likewise.
17358 (ia64_const_ok_for_letter_p): Remove.
17359 (ia64_const_double_ok_for_letter_p): Remove.
17360 (ia64_extra_constraint): Remove.
17361 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17362 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17363 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17364 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17365 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17366 EXTRA_MEMORY_CONSTRAINT): Remove.
17367 * config/ia64/ia64.md: Include constriants.md. Replace
17368 CONST_OK_FOR_? with satisfies_constraint_?.
17370 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17371 H.J. Lu <hongjiu.lu@intel.com>
17373 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17375 (name macros): Use DPD_BID_NAME to convert names properly.
17377 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17378 decimal floating point format.
17379 (init_floating_libfuncs): Change decimal functions so that they
17380 have a "bid_" prefix if the decimal system uses the BID format,
17381 and "dpd_" prefix if the decimal system uses the DPD format.
17382 (init_interclass_conv_libfuncs): Ditto.
17383 (init_intraclass_conv_libfuncs): Ditto.
17385 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17386 using the BID format.
17388 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17389 whether we are using the BID decimal format.
17390 * configure: Regenerate.
17392 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17393 the compiler has decimal floating point enabled. Define
17394 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17397 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17398 using the BID format.
17400 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17401 whether we are using the BID decimal format.
17402 * configure: Regenerate.
17404 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17405 the compiler has decimal floating point enabled. Define
17406 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17409 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17410 options, and that it is enabled for i386/x86_64 systems.
17412 * Makefile.in (enable_decimal_float): New.
17414 (DECNUMINC): Add -I$(DECNUMFMT).
17415 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17416 to $(DECNUMFMT) from $(DECNUM).
17418 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17419 Substitute enable_decimal_float.
17420 * configure: Regenerated.
17423 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17426 * configure.ac: Enable decimal float for x86_64-*-linux*.
17427 * configure: Regenerated.
17430 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17431 decimal128ClearSign to flip and clear the sign bit in decimal128.
17432 (decimal_real_maxval): Set decimal128SetSign to set the sign
17435 2007-03-23 Ian Lance Taylor <iant@google.com>
17437 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17439 2007-03-23 Ian Lance Taylor <iant@google.com>
17441 * tree-dump.c (dump_files): Correct comment.
17443 2007-03-23 Ian Lance Taylor <iant@google.com>
17445 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17447 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17449 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17450 in cfglayout mode. Don't go into and out of cfglayout mode.
17451 Link the blocks in the order of the constructed traces.
17452 (rest_of_handle_tracer): Adjust call to tracer.
17453 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17454 Don't go into cfglayout mode.
17455 (rtl_loop_done): Don't go out of cfglayout mode.
17456 * cfglayout.c (relink_block_chain): New function, split out from...
17457 (fixup_reorder_chain): ...here. Remove redundant checking.
17458 (cfg_layout_finalize): Don't clear the header, footer, and aux
17459 fields here, move the code to do so to relink_block_chain. Likewise
17460 for free_original_copy_tables.
17461 * rtl.h (tracer): Update prototype.
17462 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17463 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17464 mode. Use relink_block_chain to serialize the CFG according to the
17465 new basic block order. Move targetm.cannot_modify_jumps_p check from
17467 (gate_handle_reorder_blocks): ...to here.
17468 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17470 (gate_duplicate_computed_gotos): ...to here.
17471 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17472 something always changes when going into and out of cfglayout mode.
17473 Perform an expensive cfg cleanup while going into cfglayout mode.
17474 Always update liveness information on HAVE_conditional_execution
17475 targets. Reserialize the basic blocks and go out of cfglayout mode.
17476 * reg-stack.c: Include cfglayout.h.
17477 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17478 the call to reorder_basic_blocks.
17479 * basic-block.h (reorder_basic_blocks): Update prototype.
17480 (relink_block_chain): New prototype.
17481 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17483 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17485 * config/mips/mips.md (type, hazard, *movdi_32bit,
17486 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17487 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17488 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17489 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17490 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17492 (movcc): Change first xfer to multi.
17493 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17494 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17495 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17496 config/mips/generic.md: Change reservations using "xfer" to use
17498 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17499 using match_operand.
17500 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17501 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17503 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17505 2007-03-22 Richard Henderson <rth@redhat.com>
17507 * config/i386/i386.c: Remove unnecessary function declarations.
17508 Move targetm definition, and all related macros, to the end of
17509 the file. Resort some functions to put definitions before uses.
17510 (ix86_attribute_table): Make static. Move to end of file.
17511 (ix86_gimplify_va_arg): Make static.
17513 2007-03-22 Richard Henderson <rth@redhat.com>
17515 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17516 don't increase local_regparm with force_align_arg_pointer check.
17517 (ix86_function_sseregparm): Assert 32-bit.
17518 (type_has_variadic_args_p): New.
17519 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17520 type_has_variadic_args_p.
17521 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17522 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17523 use memset instead. Do maybe_vaarg check first; skip attribute
17524 tests if true; skip attribute tests for 64-bit.
17525 (construct_container): Remove TARGET_DEBUG_ARG.
17526 (function_arg_advance_32, function_arg_advance_64): Split out ...
17527 (function_arg_advance): ... from here.
17528 (function_arg_32, function_arg_64): Split out ...
17529 (function_arg): ... from here.
17530 (ix86_pass_by_reference): Tidy.
17531 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17532 (function_value_32): New, from parts of ix86_function_value
17533 and ix86_value_regno.
17534 (function_value_64): New, from parts of ix86_function_value
17535 and ix86_libcall_value.
17536 (ix86_function_value_1): New.
17537 (ix86_function_value, ix86_libcall_value): Use it.
17538 (return_in_memory_32, return_in_memory_64): Split out ...
17539 (ix86_return_in_memory): ... from here.
17540 (ix86_struct_value_rtx): Skip for 64-bit.
17541 (ix86_libcall_value, ix86_value_regno): Remove.
17542 (setup_incoming_varargs_64): Split out ...
17543 (ix86_setup_incoming_varargs): ... from here.
17544 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17545 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17546 * config/i386/i386-protos.h (ix86_function_value): Remove.
17547 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17549 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17552 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17553 infinities not supported, otherwise emit warning if -Woverflow. On
17554 underflow, emit warning if -Woverflow.
17555 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17557 * real.h (real_from_string): Update declaration
17559 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17560 Richard Henderson <rth@redhat.com>
17562 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17563 * calls.c (compute_argument_block_size, expand_call,
17564 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17565 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17566 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17567 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17568 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17569 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17570 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17571 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17574 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17576 * c-incpath.c (add_sysroot_to_chain): New.
17577 (merge_include_chains): Add sysroot argument. Call
17578 add_sysroot_to_chain if sysrooted.
17579 (register_include_chains): Update call to merge_include_chains.
17580 * doc/cppopts.texi: Document use of '=' in include directory
17583 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17585 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17586 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17587 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17588 insn pattern using X87MODEF12 mode macro.
17590 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17592 * regmove.c (regmove_optimize): Use reg_mentioned_p
17593 instead of reg_overlap_mentioned_p for DST.
17595 2007-03-21 Mike Stump <mrs@apple.com>
17597 * c.opt: Fixup for Objective-C/C++.
17599 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17601 * explow.c (convert_memory_address): Fold memory reference when
17602 POINTERS_EXTEND_UNSIGNED < 0
17604 2007-03-21 Richard Henderson <rth@redhat.com>
17607 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17608 * config/i386/mmintrin.h (__m64): Likewise.
17609 * config/i386/xmmintrin.h (__m128): Likewise.
17611 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17613 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17614 (VXWORKS_OS_CPP_BUILTINS): Define.
17615 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17616 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17618 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17620 * rtl.h (constant_pool_reference_p): Delete.
17621 (find_constant_src): Declare.
17622 * rtlanal.c (find_constant_src): New function.
17623 * simplify-rtx.c (constant_pool_reference_p): Delete.
17624 * config/i386/i386.md: Use find_constant_src instead of
17625 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17627 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17629 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17630 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17632 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17634 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17635 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17636 (arm_elf_asm_constructor): Use it.
17637 (arm_elf_asm_destructor): New function.
17639 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17641 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17643 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17645 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17647 2007-03-19 Andrew Haley <aph@redhat.com>
17649 PR tree-optimization/31264
17650 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17651 VIEW_CONVERT_EXPRs.
17653 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17655 PR rtl-optimization/30907
17656 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17657 (fwprop_init): Always call loop_optimizer_initialize.
17658 (fwprop_done): Always call loop_optimizer_finalize.
17659 (fwprop): We always have loop info now.
17660 (gate_fwprop_addr): Remove.
17661 (pass_fwprop_addr): Use gate_fwprop as gate.
17663 PR rtl-optimization/30841
17664 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17665 df_chain_alloc): Call df_reorganize_refs unconditionally.
17666 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17667 refs_organized to refs_organized_size.
17668 (df_ref_create_structure): Use refs_organized_size instead of
17669 bitmap_size if refs had been organized, and keep refs_organized_size
17671 * df.h (struct df_ref_info): Change refs_organized to
17672 refs_organized_size.
17673 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17676 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17678 * except.c (output_function_exception_table): Do not reference the
17679 EH personality routine for functions that do not require an
17682 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17685 * c-typeck.c (convert_for_assignment): Call comptypes for
17686 RECORD_TYPE or UNION_TYPE.
17688 PR inline-asm/30505
17689 * reload1.c (reload): Do invalid ASM checking after
17690 cleanup_subreg_operands.
17692 2007-03-19 Jeff Law <law@redhat.com>
17694 * tree-cfg.c (find_taken_edge): Tighten conditions for
17695 optimizing computed gotos.
17697 2007-03-19 Michael Matz <matz@suse.de>
17699 * builtins.c (expand_builtin_sync_operation,
17700 expand_builtin_compare_and_swap,
17701 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17704 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17705 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17708 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17710 * doc/tm.texi: Add brackets around the return type of
17711 TARGET_SECONDARY_RELOAD.
17713 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17714 Richard Guenther <rguenther@suse.de>
17716 PR tree-optimization/31254
17717 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17718 Use handled_component_p () where appropriate. Continue
17719 propagating into the rhs if we propagated into an INDIRECT_REF
17722 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17724 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17725 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17726 (xde, xdee): Mode attributes adjusted to support DFP modes.
17727 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17728 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17729 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17730 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17731 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17732 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17733 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17735 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17736 "movsf"): Insn definitions removed.
17737 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17738 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17739 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17741 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17742 "reload_in<mode>", "reload_out<mode>"): Expander added.
17743 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17746 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17748 * config/s390/s390.md: Only non-functional changes. Renamed
17749 FPR mode macro to BFP all over the file.
17751 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17753 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17754 (op_type attribute): RRF instruction type added.
17755 (fT0): New mode attribute.
17756 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17757 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17758 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17759 instruction no secondary memory is needed when moving DFmode values
17760 between GPRs and FPRs.
17762 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17764 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17765 inverted and documentation adjusted.
17766 ("mhard-dfp", "msoft-dfp"): New options.
17767 * config/s390/s390.c (s390_handle_arch_option): New architecture
17769 (override_options): Sanity checks for the new options added.
17770 * config.gcc: New architecture switch: z9-ec.
17771 * config/s390/s390.h (processor_flags): PF_DFP added.
17772 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17773 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17774 when the bit is NOT set so remove it from the defaults.
17776 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17778 * genemit.c (main): Print include statement for dfp.h.
17779 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17782 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17784 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17786 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17789 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17790 instead of PATTERN.
17792 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17794 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17795 attr_length_call, output_call, output_indirect_call): Cleanup
17796 formatting of targetm calls.
17798 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17800 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17802 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17804 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17805 reservation, bypass and anti-bypass descriptions for these
17806 instructions. Update move patterns.
17807 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17810 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17812 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17813 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17814 (get_initial_def_for_reduction): Likewise.
17816 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17818 Fix PR tree-optimization/29922
17819 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17820 (get_representative): Removed.
17821 (value_dies_in_block_x): Update for rvuse removal.
17822 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17823 (compute_antic_aux): Handle when PHI nodes appear in
17824 non-single-successors.
17825 (dump_bitmap_of_names): Removed.
17826 (compute_antic_safe): Renamed and removed rvuse calculation.
17827 Calculate only antic safe.
17828 (insert_into_preds_of_block): Remove assert.
17829 (execute_pre): Update for renamed functions.
17830 (defer_or_phi_translate_block): New function.
17832 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17834 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17835 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17837 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17838 Follow spelling conventions.
17840 * tree-data-ref.h: Remove the prototype for analyze_array.
17842 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17844 PR tree-optimization/31041
17845 * tree-vect-transform.c (get_initial_def_for_induction): Call
17846 force_gimple_operand.
17848 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17850 * ipa-type-escape.c (look_for_casts) : Revert code to use
17851 handled_component_p due to ada test a-numaux.adb.
17853 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17855 * final.c (final_scan_insn): Alter the condition of a
17856 conditional trap if we have nonstandard CC.
17858 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17860 * configure.ac: Remove excess quoting from asm line 0 test.
17861 * configure: Rebuilt.
17863 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17865 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17866 * c-common.c (convert_and_check): Move warning logic to...
17867 (warnings_for_convert_and_check): ...here. Define.
17868 * c-common.h (warnings_for_convert_and_check): Declare.
17870 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17872 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17873 (output_call): Likewise.
17875 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17877 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17879 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17881 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17883 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17885 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17886 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17888 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17890 PR tree-optimization/31183
17891 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17892 Use double_int instead of unsigned int for representing access_strides.
17893 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17895 2007-03-16 Richard Guenther <rguenther@suse.de>
17897 PR tree-optimization/31146
17898 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17899 to allow recursion of forward_propagate_addr_expr.
17900 (forward_propagate_addr_into_variable_array_index): Likewise.
17901 (forward_propagate_addr_expr): Likewise.
17902 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17903 (forward_propagate_addr_expr_1): Recurse on simple copies
17904 instead of propagating into them. Do so for useless conversions
17906 (forward_propagate_addr_expr): Clean up unused statements after
17909 2007-03-16 Richard Guenther <rguenther@suse.de>
17911 * builtins.c (expand_builtin_cexpi): Use the right argument
17912 for the expansion via cexp.
17914 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17916 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17917 * configure: Rebuilt.
17919 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17922 * dwarf2out.c (force_type_die): Adjust comment.
17923 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17925 2007-03-15 DJ Delorie <dj@redhat.com>
17927 * config/frv/predicates.md (minmax_operator): Don't check operands
17930 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17932 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17933 Update constant estimates of number of iterations.
17934 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17935 argument renamed to "realistic".
17936 (compute_estimated_nb_iterations): Removed.
17937 (record_niter_bound): New function.
17938 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17939 call record_nonwrapping_iv with upper = false.
17940 (infer_loop_bounds_from_signedness): Pass upper argument to
17941 record_nonwrapping_iv.
17942 (estimate_numbers_of_iterations_loop): Do not call
17943 compute_estimated_nb_iterations. Record estimate based on profile
17944 information. Initialize the constant estimates of number of
17946 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17948 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17949 number of iterations is too small.
17950 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17951 (EST_NOT_AVAILABLE): Removed.
17952 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17953 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17956 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17958 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17959 Handle NE_EXPR guards.
17961 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17964 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17965 Set also -pedantic-errors by default for the preprocessor unless
17966 -fpermissive is given.
17968 2007-03-15 Richard Guenther <rguenther@suse.de>
17970 PR middle-end/29719
17971 PR middle-end/31161
17972 * builtins.c (expand_builtin_cexpi): As a fallback if we
17973 don't have builtins for sincos or cexp create a function
17974 declaration for cexp and expand to a call to that.
17975 (expand_builtin_int_roundingfn): Always fall
17976 back to floor/ceil and its variants even if they may be
17979 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17981 PR middle-end/31159
17982 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17983 jump tables, move the call to delete_dead_jumptables from here...
17984 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17985 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17986 don't allow merging of blocks that try_redirect_by_replacing_jump
17987 also does not handle when not optimizing.
17989 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17990 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17992 * config/i386/i386.md (x86_sahf_1): Correctly handle
17995 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17998 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17999 x86_64_general_operand as operand[2] predicate. Remove "iF"
18000 from operand constraints and use "e" constraint instead.
18001 (*subti3_1, *subti3_1 splitter): Ditto.
18002 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18003 operand[1] predicate.
18005 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18007 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18008 arrays, multiply the access strides by the size of the sub-array.
18009 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18011 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18013 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18014 the configured assembler supports the sahf mnemonic.
18015 * configure: Regenerate.
18016 * config.in: Regenerate.
18018 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18019 emit "sahf" or ".byte\t0x9e" as asm template.
18021 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18024 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18025 option to replace hard coded TARGET_xxx in md file.
18026 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18027 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18028 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18029 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18030 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18031 (X86_TUNE_NOT_VECTORMODE): Ditto.
18032 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18033 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18034 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18035 (TUNE_SLOW_IMUL_IMM8): Ditto.
18036 (TUNE_MOVE_M1_VIA_OR): Ditto.
18037 (TUNE_NOT_UNPAIRABLE): Ditto.
18038 (TUNE_NOT_VECTORMODE): Ditto.
18040 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18043 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18044 tuning options instead of hard coded TARGET_xxx.
18045 (fix ssemode peephole2's): Ditto.
18046 (imul peephole2's): Ditto.
18048 (movdi_or_rex64): Ditto.
18049 (move peephole2): Ditto.
18050 (not peephole2's): Ditto.
18052 2007-03-14 Dirk Mueller <dmueller@suse.de>
18054 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18055 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18056 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18058 * c-parser.c (c_parser_do_statement): Warn about empty body in
18059 do/while statement.
18060 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18061 * doc/invoke.texi (-Wempty-body): Update documentation.
18063 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18066 * c-common.h (warn_for_div_by_zero): Declare.
18067 * c-common.c (warn_for_div_by_zero): Define.
18068 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18071 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18073 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18074 to PREFIX and STANDARD_PREFIX.
18076 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18077 Phil Edwards <phil@codesourcery.com>
18079 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18080 (__gthread_once_t): Remove busy field for RTPs.
18081 (__GTHREAD_ONCE_INIT): Update accordingly.
18083 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18085 * doc/invoke.texi: Document VxWorks options.
18087 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18089 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18091 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18093 PR tree-optimization/30590
18094 * tree-nrv.c (tree_nrv): Check for the partial update of the
18097 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18099 * flags.h (flag_random_seed): Remove declaration, in favor of...
18100 * toplev.h (get_random_seed, set_random_seed): ... these.
18101 * tree.c (get_file_function_name): Use the former.
18102 * opts.c (common_handle_option): Use the latter.
18105 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18107 PR middle-end/31127
18108 * cse.c (cse_find_path): Do not bail out if a basic block that
18109 we already visited now becomes part of a path that starts at a
18110 different basic block. Just disallow this, to make sure we
18111 visit each basic block at most once.
18113 2007-03-13 Jan Hubicka <jh@suse.cz>
18115 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18116 attributes, when profile esitmate is present, calls with very low
18117 frequency are cold.
18119 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18121 PR tree-optimization/30730
18122 PR tree-optimization/26900
18123 * tree-ssa-loop-niter.c: Include gmp.h.
18124 (bounds): New type.
18125 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18126 split_to_var_and_offset, determine_value_range,
18127 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18128 bound_difference, bounds_add, bounds_negate,
18129 number_of_iterations_ne_max, dump_affine_iv): New functions.
18130 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18131 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18132 difference of initial and final value of control iv to validate
18134 (number_of_iterations_cond): Add loop parameter. Determine bounds
18135 on the difference of the extremes of the control iv. Add dumps.
18136 (expand_simple_operations): Handle phi nodes.
18137 (simplify_using_initial_conditions): Do not record used conditions.
18138 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18139 Do not set additional_info.
18140 (implies_nonnegative_p, implies_ge_p): Removed.
18141 (derive_constant_upper_bound): Do not use parameter `additional'.
18142 (record_estimate): Parameter `additional' removed. Parameter
18143 `i_bound' added. Do not call derive_constant_upper_bound.
18144 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18145 bound the number of iterations estimate.
18146 (estimate_numbers_of_iterations_loop): Pass the estimate from
18147 the number of iterations analysis to record_estimate.
18148 * tree.h (multiple_of_p): Declare.
18149 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18150 (scev_const_prop): Do not check expression_expensive_p.
18151 * fold-const.c (multiple_of_p): Exported.
18152 * double-int.c (double_int_mask): Exported.
18153 * double-int.h (double_int_mask): Declare.
18154 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18155 field. Added max field.
18157 2007-03-13 David Taylor <taylor@candd.org>
18160 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18163 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18166 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18167 two unamed patterns.
18169 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18171 * config/i386/i386.opt (mcx16, msahf): New options.
18172 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18173 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18175 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18176 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18177 Output -mcx16 and -msahf options when corresponding bit is set.
18179 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18180 and -msahf options.
18182 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18184 * configure.ac: Test for assembler tolerance to # 0 "".
18185 * configure, config.in: Rebuilt.
18186 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18188 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18190 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18192 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18193 (handle_syscall): Handle direct system calls.
18194 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18196 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18198 * doc/invoke.texi: Fix cpp.info cross-reference.
18199 * doc/passes.texi: Fix gcc.info cross-reference.
18201 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18203 PR tree-optimization/30835
18204 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18205 bb_for_stmt is not NULL before accessing it.
18207 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18209 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18212 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18215 * doc/install.texi: Document --enable-stage1-languages
18217 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18219 * tree-pass.h (pass_into_cfg_layout_mode,
18220 pass_outof_cfg_layout_mode): Declare.
18221 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18222 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18223 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18224 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18226 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18228 * c-decl.c (warn_variable_length_array): New function.
18229 Refactored from grokdeclarator to handle warn_vla
18230 and handle unnamed array case.
18231 (grokdeclarator): Refactored VLA warning case.
18232 * c.opt (Wvla): New flag.
18233 * doc/invoke.texi (Wvla): New warning.
18235 2007-03-12 Richard Henderson <rth@redhat.com>
18237 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18238 (TARGET_SECTION_TYPE_FLAGS): New.
18240 2007-03-12 Richard Henderson <rth@redhat.com>
18242 * config/darwin.c (machopic_reloc_rw_mask): New.
18243 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18244 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18246 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18248 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18249 * cppdefault.h (cpp_PREFIX): Document.
18250 (cpp_PREFIX_len): Likewise.
18251 (cpp_EXEC_PREFIX): New variable.
18252 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18253 * c-incpath.c (add_standard_paths): Correct logic for relocating
18254 paths within prefix.
18256 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18258 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18259 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18261 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18262 fix_truncdfdi_sse using SSEMODEF mode macro.
18263 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18264 fix_truncdfsi_sse using SSEMODEF mode macro.
18265 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18266 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18268 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18270 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18271 elfos.h to tm_file.
18273 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18275 * tree.h : Add multiple_of_p declaration.
18276 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18277 * ipa-type-escape.c (results_of_malloc): Redundant.
18278 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18279 (cast_type): Extended with new members.
18280 (check_cast): Returns cast_type.
18281 (cast): New structure for data of walk_use_def_chains.
18282 (is_malloc_result, is_cast_from_non_pointer_1,
18283 is_cast_from_non_pointer,
18284 is_array_access_through_pointer_and_index): New functions.
18285 (look_for_casts): Returns cast types.
18286 (check_call): Returns void.
18287 (okay_pointer_operation): Use support of pointer plus index,
18288 pointer plus constant and allow all multiplications.
18290 2007-03-11 Richard Guenther <rguenther@suse.de>
18292 PR tree-optimization/31115
18293 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18294 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18295 A shift count of zero is not special as with *_DIV_EXPR.
18296 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18299 2007-03-11 Ian Lance Taylor <iant@google.com>
18301 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18302 the *_DIV_EXPR codes correctly with overflow infinities.
18304 2007-03-11 Ira Rosen <irar@il.ibm.com>
18306 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18307 indicate success/failure of the analysis. Add negation to subtrahend
18308 in case of subtraction. Fail if both operands contain constants.
18309 (create_data_ref): Fail if analyze_offset fails.
18311 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18313 * config/i386/i386.md (frndintxf2): Rename to ...
18314 (rintxf2): ... this. Remove expander having same name.
18315 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18316 (roundsf2, rounddf2): Ditto.
18317 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18318 (lround<mode>di2, lround<mode>si2): Ditto.
18320 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18322 * lower-subreg.c: Include except.h.
18323 (decompose_multiword_subregs): Verify that the only control flow
18324 insns we can split are loads to multi-words pseudos.
18325 Handle breaking such blocks after splitting, instead of calling
18326 find_many_sub_basic_blocks.
18328 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18329 on the new basic block. Add a lengthy comment explaining why we
18330 thought this was necessary.
18331 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18333 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18336 * tree.c (walk_type_fields): Recurse into the element type of
18337 ARRAY_TYPEs if there is a pointer set.
18339 2007-03-10 Dirk Mueller <dmueller@suse.de>
18341 * c-common.c (warn_logical_operator): Fix condition.
18343 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18345 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18347 * config/darwin.c (machopic_select_section): Remove superfluous
18348 argument in call to categorize_decl_for_section. Remove unused
18351 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18353 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18355 * configure: Regenerate.
18357 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18360 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18361 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18362 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18363 Add LABEL_NUSES to emitted label.
18364 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18365 branch probability value to emitted jump insn.
18366 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18367 Do not check life information and do not re-arrange input operands
18368 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18370 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18372 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18373 the change of decode_asm_operands.
18375 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18377 * mode-switching.c (create_pre_exit): Skip blockage insn.
18379 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18381 * tree-pass.h (TODO_update_smt_usage): Remove.
18383 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18387 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18389 * pa.c (attr_length_call): Revise condition for long
18390 pc-relative branch.
18391 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18392 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18393 sequence on SOM target.
18395 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18397 * gcc.c: Document %{, in big comment at top.
18398 (input_suffix_matches): Remove special handling for .s and
18400 (input_spec_matches): New.
18401 (handle_braces): Handle %{,.
18402 (validate_switches): ',' indicates a value which is not a switch.
18403 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18404 to detect assembler input.
18405 * config/i386/sol2.h (CPP_SPEC): Likewise.
18406 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18407 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18408 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18409 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18410 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18411 -m64 causes deployment target to default to 10.5.
18412 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18414 2007-03-09 Richard Henderson <rth@redhat.com>
18417 * target.h (targetm.asm.out.reloc_rw_mask): New.
18418 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18419 (TARGET_ASM_OUT): Use it.
18420 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18421 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18422 use the new reloc_rw_mask target hook instead.
18423 (default_section_type_flags_1): Merge into...
18424 (default_section_type_flags): ... here.
18425 (decl_readonly_section_1): Merge into...
18426 (decl_readonly_section): ... here.
18427 (default_elf_select_section_1): Merge into...
18428 (default_elf_select_section): ... here.
18429 (default_unique_section_1): Merge into...
18430 (default_unique_section): ... here.
18431 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18432 (default_select_rtx_section): Use it.
18433 (default_elf_select_rtx_section): Likewise.
18434 * output.h: Update to match.
18435 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18436 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18437 (TARGET_ASM_RELOC_RW_MASK): New.
18438 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18439 to categorize_decl_for_section.
18440 (x86_64_elf_unique_section): Likewise.
18441 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18442 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18443 (TARGET_ASM_RELOC_RW_MASK): New.
18444 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18445 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18446 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18447 (TARGET_RWRELOC): Remove.
18448 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18449 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18450 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18451 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18452 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18453 (rs6000_xcoff_select_section): Use decl_readonly_section.
18454 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18455 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18456 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18457 (TARGET_SECTION_TYPE_FLAGS): Remove.
18458 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18460 2007-03-09 Roger Sayle <roger@eyesopen.com>
18462 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18463 complex constant equality/inequality comparisons for here.
18464 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18465 known at compile-time or can be simplified to a scalar comparison.
18466 (fold_relational_const): Move compile-time evaluation of complex
18467 constant equality/inequality comparisons to here.
18469 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18471 PR rtl-optimization/30643
18472 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18474 (fold_rtx): Recurse, like before 2006-11-03.
18476 2007-03-09 DJ Delorie <dj@redhat.com>
18478 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18481 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18483 PR tree-optimization/30375
18484 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18485 LHS of statements is not the same.
18486 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18488 2007-03-09 Chao-ying Fu <fu@mips.com>
18490 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18492 * doc/invoke.texi (-mdspr2): Document new option.
18493 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18494 New unspec for DSP REV 2.
18495 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18496 these instructions are extended in DSP REV 2.
18497 (mips-dspr2.md): Include.
18498 * config/mips/mips.opt (mdspr2): New option.
18499 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18500 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18501 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18502 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18503 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18504 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18505 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18507 (bdesc_map): Add one field of unsupported_target_flags.
18508 (bdesc_arrays): Update entries to have extra fields. Add
18510 (mips_init_builtins): Initialize new function types.
18511 Check unsupported_target_fileds to filter out builtins.
18512 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18514 (ASM_SPEC): Pass mdspr2 to the assembler.
18515 * config/mips/mips-dspr2.md: New file.
18517 2007-03-09 Sa Liu <saliu@de.ibm.com>
18519 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18521 2007-03-09 Ian Lance Taylor <iant@google.com>
18523 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18524 argument) like -Wstrict-overflow=2.
18525 * doc/invoke.texi (Warning Options): Update documentation.
18527 2007-03-09 Dirk Mueller <dmueller@suse.de>
18530 * doc/invoke.texi (-Wlogical-op): Document.
18531 * common.opt (-Wlogical-op): New.
18532 * c-common.h (warn_logical_operator): Declare.
18533 * c-common.c (warn_logical_operator): Define.
18534 * c-typeck.c (parser_build_binary_op): Call
18535 warn_logical_operator.
18537 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18539 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18540 * final.c (final_scan_insn): Test for non-"" file name.
18542 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18544 * doc/loop.texi: Document the Omega linear constraints solver.
18545 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18546 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18547 omega-hash-table-size, omega-max-keys, and
18548 omega-eliminate-redundant-constraints.
18549 * tree-pass.h (pass_check_data_deps): Declared.
18552 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18553 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18554 pass_check_data_deps): New.
18555 * tree-data-ref.c (init_data_ref): Remove declaration.
18556 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18557 (analyze_array): Renamed init_array_ref, move up initializations.
18558 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18559 Removed arguments that are set to NULL.
18560 (analyze_indirect_ref): Correct indentation, correct call to
18562 (object_analysis): Call init_array_ref instead of analyze_array.
18563 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18564 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18565 of DR_ACCESS_FNS_ADDR.
18566 (init_omega_eq_with_af, omega_extract_distance_vectors,
18567 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18568 ddr_consistent_p): New.
18569 (compute_affine_dependence): Check consistency of ddrs when
18570 flag_check_data_deps is passed.
18571 (analyze_all_data_dependences): Uncomment.
18572 (tree_check_data_deps): New.
18573 * tree-data-ref.h: Include omega.h.
18574 (DR_ACCESS_FNS_ADDR): Removed.
18575 (data_dependence_relation): Add inner_loop.
18576 (DDR_INNER_LOOP): New.
18577 * common.opt (fcheck-data-deps): New.
18578 * tree-flow.h (tree_check_data_deps): Declare.
18579 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18580 (OBJS-common): Depend on omega.o.
18582 * passes.c (pass_check_data_deps): Scheduled.
18583 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18584 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18585 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18586 PARAM_VECT_MAX_VERSION_CHECKS,
18587 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18589 2007-03-09 Richard Guenther <rguenther@suse.de>
18591 PR tree-optimization/30904
18592 PR middle-end/31058
18593 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18594 the same way as *_DIV_EXPR.
18596 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18598 * recog.c (decode_asm_operands): No mixed declarations and code.
18600 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18602 * rtl.def (ASM_INPUT): Add location.
18603 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18604 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18605 (decode_asm_operands): Add loc operand.
18606 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18607 * stmt.c (expand_asm): Rename to...
18608 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18609 gen_rtx_ASM_INPUT_loc.
18610 (expand_asm_expr): Adjust.
18611 * recog.c (decode_asm_operands): Add loc operand.
18612 (check_asm_operands, extract_insn): Adjust.
18613 * reload1.c (maybe_fix_stack_asms): Likewise.
18614 * final.c (asm_insn_count): Likewise.
18615 (final_scan_insn): Output # line before and after asm.
18617 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18619 * tree-ssa-structalias.c (variable_info): Remove
18621 (new_var_info): Ditto.
18622 (shared_bitmap_info_t): New structure.
18623 (shared_bitmap_table): New variable.
18624 (shared_bitmap_hash): New function.
18625 (shared_bitmap_eq): Ditto
18626 (shared_bitmap_lookup): Ditto.
18627 (shared_bitmap_add): Ditto.
18628 (merge_smts_into): Change to take bitmap directly.
18629 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18630 (init_alias_vars): Init shared bitmap hashtable.
18631 (delete_points_to_sets): Delete shared bitmap hashtable.
18632 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18633 is_aliased removal as a change that was still necessary was
18636 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18638 * config/i386/i386.h (override_options): Conditionally disable
18639 x86_sahf for 64bit targets only.
18641 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18644 * c-decl.c (merge_decls): Don't call make_var_volatile.
18645 * varasm.c (make_var_volatile): Remove.
18646 * output.h (make_var_volatile): Remove.
18648 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18650 PR tree-optimization/31085
18651 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18653 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18655 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18656 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18657 ATTR_CONST_NOTHROW_LIST.
18659 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18662 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18664 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18666 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18669 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18671 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18672 passed, use shared libgcc.
18674 2007-03-08 Roger Sayle <roger@eyesopen.com>
18676 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18677 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18678 (honor_protect_cleanup_actions, lower_try_finally_switch):
18680 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18681 ifc_temp_var): Likewise.
18682 * tree-inline.c (setup_one_parameter): Likewise.
18683 * tree-mudflap.c (mf_decl_cache_locals,
18684 mf_build_check_statement_for): Likewise.
18685 * tree-nested.c (init_tmp_var, save_tmp_var,
18686 finalize_nesting_tree_1): Likewise.
18687 * tree-outof-ssa.c (insert_copy_on_edge,
18688 insert_backedge_copies): Likewise.
18689 * tree-profile.c (tree_gen_edge_profiler,
18690 tree_gen_ic_profiler): Likewise.
18691 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18692 * tree-sra.c (sra_build_assignment): Likewise.
18693 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18694 * tree-ssa-math-opts.c (insert_reciprocals,
18695 execute_cse_sincos_1): Likewise.
18696 * tree-tailcall.c (adjust_accumulator_values,
18697 adjust_return_value): Likewise.
18698 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18699 * tree-vect-transform.c (vect_create_data_ref_ptr,
18700 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18701 vect_create_epilog_for_reduction, vectorizable_reduction,
18702 vectorizable_call, vectorizable_conversion,
18703 vectorizable_assignment, vectorizable_operation,
18704 vectorizable_type_demotion, vect_gen_widened_results_half,
18705 vect_permute_store_chain, vectorizable_store,
18706 vect_setup_realignment, vect_permute_load_chain,
18707 vectorizable_load, vectorizable_condition,
18708 vect_create_cond_for_align_checks): Likewise.
18709 * tree-vrp.c (build_assert_expr_for): Likewise.
18711 2007-03-08 Ian Lance Taylor <iant@google.com>
18713 * tree-vrp.c: Include "intl.h".
18714 (usable_range_p): New static function.
18715 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18716 overflowed values, juts set *strict_overflow_p.
18717 (compare_values): Only return -2 if one of the operands is not a
18719 (compare_ranges): Call usable_range_p.
18720 (compare_range_with_value): Likewise.
18721 (vrp_evaluate_conditional_warnv): Rename from
18722 vrp_evaluate_conditional. Make static. Change all callers.
18723 (vrp_evaluate_conditional): New function.
18724 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18725 on signed overflow.
18726 (simplify_abs_using_ranges): Likewise.
18727 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18728 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18729 within_stmt parameter.
18730 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18731 vrp_evaluate_conditional.
18732 * tree-ssa-threadedge.c
18733 (record_temporary_equivalences_from_stmts_at_dest): Change
18734 simplify parameter to take a second tree parameter.
18735 (simplify_control_stmt_condition): Likewise.
18736 (thread_across_edge): Likewise.
18737 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18738 (thread_across_edge): Likewise.
18739 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18741 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18743 * config/i386/i386.h (TARGET_SAHF): New define.
18744 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18745 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18746 (x86_sahf): New global variable.
18747 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18748 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18749 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18750 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18752 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18753 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18754 when expanding fcomi/sahf based tests.
18755 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18756 expanding sahf based alternative. Emit sahf based sequence when
18757 optimizing for code size.
18758 * config/i386/i386.md (x86_sahf_1): Do not disable for
18759 TARGET_64BIT, enable for TARGET_SAHF.
18761 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18763 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18764 spurious whitespace from error message.
18766 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18769 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18771 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18773 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18775 * tree-sra.c (instantiate_element): Propagate disabled warnings
18776 from the element itself to the created variable.
18778 2007-03-07 Richard Henderson <rth@redhat.com>
18781 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18782 silently fix up the stack in the case of a missing register.
18784 2007-03-07 Paul Brook <paul@codesourcery.com>
18786 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18788 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18790 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18792 (phase1_vrs): Use them.
18793 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18794 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18795 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18796 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18797 __gnu_Unwind_Restore_WMMXC if required.
18798 (_Unwind_VRS_Pop): Implement iWMMXt support.
18799 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18800 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18801 gnu_Unwind_Save_WMMXC): Define.
18803 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18805 * config/vxworks.h (vxworks_override_options): Declare.
18806 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18807 * config/vxworks.c: Include target.h and toplev.h.
18808 (vxworks_override_options): New function.
18809 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18811 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18813 * config/s390/s390.c (override_options): Don't emit an error when
18814 -mstack-size is used without providing -mstack-guard.
18815 (s390_emit_prologue): Choose stack_guard value automatically if not
18816 provided via command line.
18817 * doc/invoke.texi: Adjust description of -mstack-guard and
18820 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18822 * config/i386/i386.c (output_set_got): Add a GOT initialization
18823 sequence for VxWorks PIC.
18824 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18825 around labels as well as symbols. Use gotoff_operand instead
18826 of local_symbolic_operand.
18827 (legitimize_pic_address): Use gotoff_operand instead of
18828 local_symbolic_operand. Use @GOT accesses for labels as
18830 (ix86_output_addr_diff_elt): Use PC-relative rather than
18831 GP-relative offsets for VxWorks PIC.
18832 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18833 no_new_pseudos. Check whether the returned register is op0.
18834 * config/i386/i386.md (tablejump): Use PC-relative rather than
18835 GP-relative offsets for VxWorks PIC.
18836 * config/i386/predicates.md (gotoff_operand): New predicate.
18838 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18840 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18842 * config/vxworks-dummy.h: New file.
18843 * config/i386/i386.h: Include it.
18845 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18847 * dwarf2out.c (is_inlined_entry_point): New
18848 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18849 DW_AT_ranges if the first subblock is the entry point.
18851 2007-03-06 David Daney <ddaney@avtrex.com>
18853 * doc/install.texi (mips-*-*): Change recommended binutils
18856 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18858 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18859 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18861 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18862 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18864 2007-03-06 Jan Hubicka <jh@suse.cz>
18866 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18867 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18869 (probably_cold_bb_p): Cold functions are cold.
18870 (probably_never_executed_bb_p): Cold functions are cold.
18871 (tree_bb_level_predictions): Predict calls to cold functions as not
18873 (compute_function_frequency): Check hot/cold attributes.
18874 * function.h (function_frequency): Update comments.
18875 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18876 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18877 (c_common_att): Add cold and hot.
18879 * doc/extend.texi (hot,cold attributes): Document.
18881 2007-03-06 Andrew Haley <aph@redhat.com>
18883 * function.c (expand_function_end): Move blockage to just after we
18884 emit the label for the naked return from the function.
18886 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18888 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18891 2007-03-06 Jan Hubicka <jh@suse.cz>
18893 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18894 loaded for constant large models. Non-large 64bit PIC can do.
18895 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18896 * cmodel.h: Add LARGE PIC.
18897 * i386.md (UNSPEC_PLTOFF): New.
18898 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18900 (*call_1_rex64): Disable for large models.
18901 (*call_1_rex64_large): New.
18902 (*call_value_1_rex64): Disable for large models.
18903 (*call_value_1_rex64_large): New.
18904 (set_rip_rex4): New.
18905 (set_got_offset_rex64): New.
18906 * predicates.md (constant_call_address_operand): For large model
18907 constant calls are not possible.
18908 * i386-protos.h (construct_plt_address): Declare.
18909 * i386.c (override_options): Accept large models.
18910 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18911 (legitimate_constant_p): Add new UNSPECs.
18912 (legitimate_pic_operand_p): Likewise.
18913 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18914 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18916 (output_pic_addr_const): Add PLTOFF.
18917 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18918 (ix86_expand_move): Legitimize pic address when in PIC mode.
18919 (construct_plt_address): New function.
18920 (ix86_expand_call): Offload the address to register and use GOT
18921 pointer for large model.
18922 * invoke.texi (mcmodel=large): Update documentation.
18924 2007-03-06 Richard Henderson <rth@redhat.com>
18926 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18927 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18928 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18929 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18930 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18931 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18932 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18933 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18934 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18935 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18936 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18937 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18938 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18939 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18940 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18941 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18942 x86_schedule, x86_use_bt, x86_pad_returns,
18943 x86_use_xchgb): Merge into ...
18944 (ix86_tune_features): ... here. New array.
18945 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18946 x86_bswap): Merge into ...
18947 (ix86_arch_features): ... here. New array.
18948 (x86_3dnow_a): Remove.
18949 (x86_accumulate_outgoing_args): Make static.
18950 (x86_arch_always_fancy_math_387): Make static.
18951 (ix86_tune_mask, ix86_arch_mask): Move ...
18952 (override_options): ... to local variables here. Apply the
18953 appropriate mask to each element of ix86_arch_features and
18954 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18955 as were done in the old macros.
18956 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18957 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18958 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18959 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18960 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18961 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18962 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18963 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18964 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18965 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18966 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18967 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18968 x86_accumulate_outgoing_args, x86_prologue_using_move,
18969 x86_epilogue_using_move, x86_decompose_lea,
18970 x86_arch_always_fancy_math_387, x86_shift1,
18971 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18972 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18973 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18974 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18975 x86_use_incdec, x86_pad_returns, x86_bswap,
18976 x86_partial_flag_reg_stall): Remove.
18977 (enum ix86_tune_indices): New.
18978 (ix86_tune_features): New.
18979 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18980 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18981 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18982 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18983 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18984 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18985 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18986 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18987 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18988 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18989 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18990 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18991 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18992 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18993 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18994 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18995 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18996 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18997 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18998 TARGET_EXT_80387_CONSTANTS): Use it.
18999 (enum ix86_arch_indices): New.
19000 (ix86_arch_features): New.
19001 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19002 TARGET_BSWAP): Use it.
19003 (ix86_tune_mask, ix86_arch_mask): Remove.
19005 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19008 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19009 Define using $${sysroot_headers_suffix}.
19010 * configure: Regenerate.
19011 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19012 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19014 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19015 * gcc.c (print_sysroot_headers_suffix): New.
19016 (option_map): Include --print-sysroot-headers-suffix.
19017 (display_help): Mention -print-sysroot-headers-suffix.
19018 (process_command): Handle -print-sysroot-headers-suffix.
19019 (do_spec_1): Append multilib directory to include-fixed path if
19020 sysroot suffixes in use.
19021 (main): Handle -print-sysroot-headers-suffix.
19022 * Makefile.in (start.encap): Don't depend on xlimits.h
19023 (xlimits.h): Remove.
19024 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19025 limits.h for each multilib in fixinc_list.
19026 (fixinc_list, s-fixinc_list): New.
19027 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19028 generate them for each multilib in fixinc_list.
19029 (stmp-fixproto): Use include-fixed. Run fixproto for each
19030 multilib in fixinc_list.
19031 (mostlyclean): Don't remove xlimits.h.
19032 (clean): Remove include-fixed.
19033 (real-install-headers-tar, real-install-headers-cpio,
19034 real-install-headers-cp): Don't copy include, only include-fixed.
19035 (install-mkheaders): Depend on fixinc_list. Don't depend on
19036 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19037 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19038 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19040 2007-03-06 Jan Hubicka <jh@suse.cz>
19042 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19045 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19047 * configure.ac: Allow tm_file to contain build-directory files.
19048 * configure: Regenerate.
19049 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19050 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19051 * config/m68k/print-sysroot-suffix.sh: New file.
19053 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19055 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19056 of pic_offset_table_rtx if reload_completed.
19057 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19058 PIC_OFFSET_TABLE_REGNUM.
19059 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19061 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19062 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19064 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19066 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19067 functions that call eh_return.
19069 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19071 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19072 functions that need a constant pool.
19074 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19077 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19078 (m68k_preferred_reload_class): Likewise.
19079 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19080 (SECONDARY_RELOAD_CLASS): Define.
19081 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19082 (LIMIT_RELOAD_CLASS): Delete.
19083 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19084 registers from storing bytes.
19085 (m68k_secondary_reload_class): New function.
19086 (m68k_preferred_reload_class): Likewise.
19088 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19090 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19092 (m68k_expand_prologue): Likewise.
19094 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19096 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19097 (mips_expand_epilogue): Add a bool parameter.
19098 (m68k_legitimize_sibcall_address): Declare.
19099 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19100 (m68k_expand_epilogue): Add a parameter to select between sibling
19101 and normal epilogues. Only generate a return for the latter.
19102 (m68k_ok_for_sibcall_p): New function.
19103 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19104 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19105 (sibcall_value, *sibcall_value): Likewise.
19106 (*call, *call_value): Require !SIBLING_CALL_P.
19107 (epilogue): Update call to m68k_expand_epilogue.
19108 (sibcall_epilogue): New pattern.
19109 * config/m68k/predicates.md (const_call_operand): Say that this
19110 predicate applies to sibling calls too.
19111 (sibcall_operand): New predicate.
19113 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19115 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19116 alternatives as movsi_cf.
19117 (movsf_cf_hard): Add commentary.
19119 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19120 Richard Sandiford <richard@codesourcery.com>
19122 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19123 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19124 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19125 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19126 as being live on exit from an interrupt function.
19127 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19128 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19129 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19130 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19131 (m68k_interrupt_function_p): Globalize.
19132 (m68k_compute_frame_layout): Remove reverse mask code.
19133 (m68k_emit_movem, m68k_set_frame_related): New functions.
19134 (m68k_output_function_prologue): Delete in favor of...
19135 (m68k_expand_prologue): ...this new function.
19136 (m68k_output_function_epilogue): Delete in favor of...
19137 (m68k_expand_epilogue): ...this new function.
19138 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19140 (print_operand): Handle %?.
19141 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19142 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19143 (prologue, epilogue): New patterns.
19144 (return): Turn into a define_expand.
19145 (*return): New pattern, derived from old "return" pattern. Use rte
19146 rather than rts for interrupt functions. Only use rtd if the pop
19148 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19149 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19150 (link, *link, unlink, *unlink, load_got): Likewise.
19152 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19156 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19157 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19158 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19159 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19160 and m68k_matches_u_p.
19161 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19162 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19163 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19164 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19165 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19166 (REG_STRICT_P): New macro.
19167 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19168 PCREL_GENERAL_OPERAND_OK.
19169 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19170 m68k_legitimate_base_reg_p.
19171 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19172 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19173 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19174 * config/m68k/m68k.c (m68k_address): New structure.
19175 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19176 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19177 (m68k_jump_table_ref_p, m68k_decompose_address)
19178 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19179 (m68k_matches_u_p): New functions.
19180 (print_operand_address): Rewrite to use m68k_decompose_index.
19182 2007-03-05 David Taylor <dtaylor@emc.com>
19184 * gcc.c: Correct copyright date in --version output.
19186 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19188 * pa.md: In unamed move patterns, disparge copies between general
19189 and floating point registers using '?' modifier. Don't include 'f'
19190 constraint for register preferences in DImode, SImode, HImode and
19191 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19192 Remove constraints for copies between general and floating registers
19193 in soft-float DFmode pattern.
19194 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19198 2007-03-05 Mike Stump <mrs@apple.com>
19200 * c-common.c (targetcm): Add.
19201 * c-opts.c (c_common_handle_option): Handle language specific
19203 * opts.c (handle_option): Verify language for target options, if
19205 * opth-gen.awk: Add CL_LANG_ALL.
19206 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19207 (TARGETCM_INITIALIZER): Add.
19208 * target.h (struct gcc_targetcm): Add.
19210 * targhooks.c (default_handle_c_option): Add.
19211 * targhooks.h (default_handle_c_option): Add.
19212 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19214 * config/darwin.opt (iframework): Add.
19215 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19216 * config/darwin-c.c (handle_c_option): Add.
19217 (TARGET_HANDLE_C_OPTION): Add.
19219 * doc/invoke.texi (Darwin Options): Add -iframework.
19221 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19223 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19226 2007-03-05 Ian Lance Taylor <iant@google.com>
19228 * c.opt (fgnu89-inline): New option.
19229 * c-opts.c (c_common_post_options): Set default value for
19231 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19232 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19234 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19235 (grokdeclarator, start_function): Likewise.
19236 * c-cppbuiltin.c (c_cpp_builtins): Define either
19237 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19238 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19239 (C Dialect Options): Document -fgnu89-inline.
19240 * doc/extend.texi (Function Attributes): Explain what the
19241 gnu_inline attribute does.
19242 * doc/cpp.texi (Common Predefined Macros): Document
19243 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19245 2007-03-05 Ian Lance Taylor <iant@google.com>
19247 PR tree-optimization/31034
19248 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19249 half-range if the other side is an overflow infinity.
19251 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19253 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19254 (bfin*-linux-uclibc*): New configuration.
19255 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19257 * config/bfin/linux.h: New file.
19258 * config/bfin/libgcc-bfin.ver: New file.
19259 * config/bfin/t-bfin-uclinux: New file.
19260 * config/bfin/t-bfin-linux: New file.
19261 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19262 (TARGET_OS_CPP_BUILTINS): New macro.
19264 2007-03-05 Richard Guenther <rguenther@suse.de>
19266 * fold-const.c (fold_binary): Remove duplicate folding
19267 of comparison of non-null ADDR_EXPR against null.
19269 2007-03-05 Richard Guenther <rguenther@suse.de>
19270 Dorit Nuzman <dorit@il.ibm.com>
19272 PR tree-optimization/26420
19273 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19274 are no loops in the function. Only print the number of
19275 vectorized loops if it is greater than zero or we are supposed
19276 to print information about unvectorized loops.
19278 2007-03-05 Revital Eres <eres@il.ibm.com>
19280 * gcc.dg/var-expand1.c: New test.
19281 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19282 when an accumulator is expanded.
19284 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19287 * c-common.c (convert_and_check): Don't give warnings for
19288 conversion if 'expr' already overflowed.
19290 2007-03-04 Roger Sayle <roger@eyesopen.com>
19292 PR middle-end/30744
19293 * fold-const.c (fold_comparison): Enforce type consistency when
19294 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19296 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19298 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19299 containing a cast to the base of TARGET_MEM_REF.
19301 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19303 * tree.c (tree_contains_struct_check_failed): Remove spurious
19304 whitespace from error message.
19306 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19309 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19310 instead of precision.
19312 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19313 Nathan Sidwell <nathan@codesourcery.com>
19315 * emit-rtl.c (find_auto_inc): New.
19316 (try_split): recreate REG_INC notes,
19317 Use regular for loops rather than whiles.
19319 2007-03-03 Andreas Schwab <schwab@suse.de>
19321 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19322 * configure: Regenerate.
19324 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19326 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19327 flag_rounding_math, not flag_unsafe_math_optimizations.
19329 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19331 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19332 alpha_fold_vector_minmax): Likewise.
19333 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19334 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19336 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19338 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19339 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19340 if the lhs has side-effects.
19341 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19343 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19345 * config/i386/i386.h (TUNEMASK): Remove define.
19346 (ARCHMASK): Remove define.
19347 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19348 Use ix86_arch_mask variable instead of ARCHMASK.
19349 * config/i386/i386.c (override_options): Ditto.
19350 (standard_80387_constant_p): Ditto.
19352 2007-03-02 Ian Lance Taylor <iant@google.com>
19354 Used signed infinities in VRP.
19355 * tree-vrp.c (uses_overflow_infinity): New static function.
19356 (supports_overflow_infinity): New static function.
19357 (make_overflow_infinity): New static function.
19358 (negative_overflow_infinity): New static function.
19359 (positive_overflow_infinity): New static function.
19360 (is_negative_overflow_infinity): New static function.
19361 (is_positive_overflow_infinity): New static function.
19362 (is_overflow_infinity): New static function.
19363 (overflow_infinity_range_p): New static function.
19364 (compare_values_warnv): New function split out of compare_values.
19365 (compare_value): Call it.
19366 (set_value_range_to_nonnegative): Add overflow_infinity
19367 parameter. Change caller.
19368 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19370 (vrp_expr_computes_nonzero): Likewise.
19371 (compare_ranges, compare_range_with_value): Likewise.
19372 (compare_name_with_value, compare_names): Likewise.
19373 (vrp_evaluate_conditional): Likewise.
19374 (set_value_range): Handle infinity
19375 (vrp_operand_equal_p, operand_less_p): Likewise.
19376 (extract_range_from_assert): Likewise.
19377 (vrp_int_const_binop): Likewise.
19378 (extract_range_from_binary_expr): Likewise.
19379 (extract_range_from_unary_expr): Likewise.
19380 (extract_range_from_comparison): Likewise.
19381 (extract_range_from_expr): Likewise.
19382 (dump_value_range): Likewise.
19383 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19384 (test_for_singularity): Likewise.
19385 (vrp_int_const_binop): Remove inline qualifier.
19386 (adjust_range_with_scev): Add comment.
19387 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19389 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19391 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19392 (get_constraint_for): Likewise.
19393 (do_structure_copy): Likewise.
19394 (find_func_aliases): Fix references to MODIFY_EXPR.
19395 (intra_create_variable_infos): Tidy.
19396 * tree-ssa-operands.c (add_virtual_operand): Add argument
19398 When adding members of alias sets, if IS_CALL_SITE is true and
19399 the symbol is not call-clobbered, skip it.
19400 Adjust all callers.
19402 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19404 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19405 entry by means of emit_insn_at_entry.
19407 2007-03-02 Richard Henderson <rth@redhat.com>
19409 * expr.h (promoted_input_arg): Remove decl.
19410 * function.c (promoted_input_arg): Merge into ...
19411 * combine.c (setup_incoming_promotions): ... only caller.
19412 Rearrange to avoid double loop.
19414 2007-03-02 Ben Elliston <bje@au.ibm.com>
19415 Peter Bergner <bergner@vnet.ibm.com>
19416 Janis Johnson <janis187@us.ibm.com>
19418 * config/rs6000/dfp.md: New file.
19419 * config/rs6000/rs6000.md: Include dfp.md.
19420 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19421 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19422 and TDmode decimal float modes in FP registers.
19423 (num_insns_constant): Likewise.
19424 (rs6000_legitimate_offset_address_p): Likewise.
19425 (rs6000_legitimize_address): Likewise.
19426 (rs6000_legitimize_reload_address): Likewise.
19427 (rs6000_legitimate_address): Likewise.
19428 (rs6000_emit_move): Likewise.
19429 (function_arg_boundary): Likewise.
19430 (function_arg_advance): Likewise.
19431 (rs6000_darwin64_record_arg_recurse): Likewise.
19432 (function_arg): Likewise.
19433 (rs6000_gimplify_va_arg): Likewise.
19434 (rs6000_split_multireg_move): Likewise.
19435 (rs6000_output_function_epilogue): Likewise.
19436 (rs6000_output_function_epilogue): Likewise.
19437 (rs6000_register_move_cost): Likewise.
19438 (rs6000_function_value): Likewise.
19439 (rs6000_libcall_value): Likewise.
19441 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19443 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19445 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19447 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19448 Use $MULTIDIR to choose between the kernel and RTP headers,
19449 and use $WIND_BASE and $WIND_USR to locate them.
19451 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19453 * config/i386/i386.c (override_options): Put initialization of
19454 ix86_tune_mask and ix86_arch_mask to the correct place.
19456 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19457 Michael Meissner <michael.meissner@amd.com>
19460 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19461 (ARCHMASK): Define.
19462 (TARGET_CMOVE): Use ARCHMASK.
19463 (TARGET_CMPXCHG): Ditto.
19464 (TARGET_CMPXCHG8B): Ditto.
19465 (TARGET_XADD): Ditto.
19466 (TARGET_BSWAP): Ditto.
19467 * config/i386/i386.c (ix86_tune_mask): New global variable.
19468 (ix86_arch_mask): Ditto.
19469 (override_options): Initialize ix86_tune_mask and
19470 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19473 2007-03-02 Ben Elliston <bje@au.ibm.com>
19476 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19478 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19480 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19481 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19482 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19483 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19485 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19486 rs6000_init_dwarf_reg_sizes_extra): New.
19487 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19488 SPE register high parts.
19490 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19492 * Makefile.in: Add install-pdf target as
19493 copied from automake v1.10 rules.
19494 * configure.ac: Add install-pdf to target list.
19495 * configure: Regenerate.
19497 2007-03-01 Paul Brook <paul@codesourcery.com>
19499 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19500 modes to LDRD for DImode.
19501 (output_move_double): Fixup out of range ldrd/strd.
19502 (vfp_secondary_reload_class): Rename...
19503 (coproc_secondary_reload_class): ... to this. Add wb argument.
19504 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19505 coproc_secondary_reload_class for CLASS_IWMMXT.
19506 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19507 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19509 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19511 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19512 unroll factor by the estimated number of iterations.
19513 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19514 than prefetch latency.
19516 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19517 decode_caches_intel, detect_caches_intel): New functions.
19518 (host_detect_local_cpu): Use detect_caches_amd and
19519 detect_caches_intel.
19521 2007-03-01 Richard Henderson <rth@redhat.com>
19523 * expr.c (emit_move_complex_push): Export.
19524 (emit_move_complex_parts): Split out from ...
19525 (emit_move_complex): ... here.
19526 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19527 * config/i386/i386.md (movcdi): New.
19529 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19531 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19532 size of mode1 to check for tieable modes in MMX case.
19534 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19536 * Makefile.in (rtlanal.o): Depend on tree.h.
19537 * rtl.h (offset_within_section_p, split_const): Declare.
19538 * rtlanal.c: Include tree.h.
19539 (offset_within_block_p): New function, taken from
19540 mips_offset_within_object_p.
19541 (split_const): New function, taken from mips_split_const.
19542 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19544 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19545 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19546 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19547 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19548 (m68k_illegitimate_symbolic_constant_p): New function.
19549 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19550 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19551 symbolic constant that might be outside the symbol's section,
19552 move the symbol first and then add the offset.
19553 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19555 * config/mips/mips.c (mips_split_const): Delete.
19556 (mips_offset_within_object_p): Delete.
19557 (mips_symbolic_constant_p): Use offset_within_section_p and
19558 split_const instead of mips_offset_within_object_p and
19560 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19561 (mips_legitimize_const_move, print_operand_reloc)
19562 (mips_dangerous_for_la25_p): Use split_const instead of
19565 2007-02-28 Eric Christopher <echristo@apple.com>
19567 * Makefile.in (install-include-dir): Don't rm -rf include.
19569 2007-02-28 Richard Guenther <rguenther@suse.de>
19571 PR middle-end/30364
19572 * fold-const.c (fold_binary): Do not associate expressions
19573 with more than one variable for integer types that do not wrap.
19575 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19577 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19578 Delete, and replace with...
19579 (fold_builtin_call_array): This. Update callers to use it.
19580 * fold-const.c (fold_build_call_list): Delete, and replace with...
19581 (fold_build_call_array): This.
19582 (fold_build_call_list_initializer): Delete, and replace with...
19583 (fold_build_call_array_initializer): This.
19584 * tree.h: Update declarations to reflect above changes.
19586 * c-typeck.c (build_function_call): Store converted arguments
19587 in a stack-allocated array instead of building a list.
19588 (convert_arguments): Store arguments in the array passed in as an
19589 argument, and return the actual number of arguments.
19590 * c-format.c: (check_function_format): Pass arguments in an
19591 array instead of a list.
19592 * c-common.c (check_function_nonnull): Likewise.
19593 (check_function_sentinel): Likewise.
19594 (check_function_arguments): Likewise.
19595 * c-common.h: Update declarations to reflect above changes.
19597 2007-02-28 Jan Hubicka <jh@suse.cz>
19599 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19600 PRED_NEGATIVE_RETURN): Update outcomes.
19602 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19604 * calls.c (emit_library_call_value_1): Handle partial registers
19605 correctly when building up CALL_INSN_FUNCTION_USAGE.
19607 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19609 * pa/predicates.md (move_src_operand): Allow zero for mode.
19610 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19613 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19616 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19617 *movv2df_internal): Enable pattern only for valid operand
19619 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19620 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19622 2007-02-27 Mike Stump <mrs@apple.com>
19624 * config/darwin-crt3.c: Avoid compilation when compiling for a
19627 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19629 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19631 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19632 for fixed headers and limits.h.
19633 (install-include-dir, install-headers-tar, install-headers-cpio,
19634 install-headers-cp, real-install-headers-tar,
19635 real-install-headers-cpio, real-install-headers-cp): Handle
19636 include-fixed as well as include.
19637 (install-mkheaders): Don't install files that go only in include
19639 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19640 from GCC_INCLUDE_DIR.
19641 * gcc.c (process_command): Remove special -BstageN/ handling.
19642 (do_spec_1): Add include-fixed directories.
19644 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19646 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19648 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19650 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19653 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19655 * c-common.c (get_priority): Add check for
19656 SUPPORTS_INIT_PRIORITY.
19658 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19660 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19662 * config/bfin/bfin.c: Include "cfglayout.h".
19663 (MAX_LSETUP_DISTANCE): New macro.
19664 (struct loop_info): New members incoming, incoming_src and
19665 incoming_dest. Delete member predecessor.
19666 (length_for_loop): New function.
19667 (bfin_optimize_loop): Handle more different loop structures.
19668 (bfin_discover_loop): Rework detection of predecessor blocks by
19669 examining incoming edges.
19670 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19672 (bfin_reorder_loops): New function.
19673 (bfin_reorg_loops): Use these three new functions.
19675 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19676 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19677 (CONSTRAINT_LEN): Add entry for 'q'.
19678 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19679 Add 'q' constraints.
19680 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19681 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19683 * config/bfin/bfin.md (add_with_carry): New pattern.
19684 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19685 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19686 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19687 support unsigned multiplies too. Removed incorrect commutativity from
19688 operand 1 constraint where appropriate.
19689 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19691 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19692 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19694 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19695 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19696 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19697 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19698 usmulhisi_hh_huh): New patterns.
19700 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19701 lshifthi3): Fix output template to use half reg for operand 2.
19703 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19706 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19708 2007-02-27 Andreas Schwab <schwab@suse.de>
19710 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19712 2007-02-27 Jan Hubicka <jh@suse.cz>
19714 * predict.c (last_basic_block_p): Remove.
19715 (tree_estimate_probability): Update return heuristic for commonized
19718 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19720 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19722 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19724 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19725 * doc/cpp.texi: Standardize title page.
19726 * doc/cppinternals.texi: Likewise.
19727 * doc/gcc.texi: Standardize title page, remove version number
19728 from copyright page.
19729 * doc/gccint.texi: Likewise.
19730 * doc/install.texi: Standardize title page, add table of
19733 2007-02-26 Jan Hubicka <jh@suse.cz>
19735 * predict.def: Set outcomes according to more recent results.
19736 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19737 Remove dead predictors.
19738 * predict.c (return_prediction): Fix pasto.
19740 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19742 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19743 change; avoid a memory leak when returning early.
19745 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19747 * c-decl.c (static_ctors): Move to c-common.c.
19748 (static_dtors): Likewise.
19749 (finish_function): Use c_record_cdtor_fn.
19750 (build_cdtor): Move to c-common.c.
19751 (c_write_global_declarations): Use c_build_cdtor_fns.
19752 * c-common.h (static_ctors): Declare.
19753 (static_dtors): Likewise.
19754 (c_record_cdtor_fn): Likewise.
19755 (c_build_cdtor_fns): Likewise.
19756 * c-common.c (static_ctors): New variable.
19757 (static_dtors): Likewise.
19758 (c_record_cdtor_fn): New function.
19759 (build_cdtor): Move from c-decl.c
19760 (c_build_cdtor_fns): New function.
19762 * output.h (assemble_addr_to_section): Declare.
19763 (get_cdtor_priority_section): Likewise.
19764 * varasm.c (assemble_addr_to_section): New function.
19765 (get_cdtor_priority_section): Likewise.
19766 (default_named_section_asm_out_destructor): Use them.
19767 (destor_dtor_section_asm_out_destructor): Likewise.
19768 (default_named_section_asm_out_constructor): Likewise.
19769 (default_ctor_section_asm_out_constructor): Likewise.
19770 * config.gcc (*-*-vxworks*): Include vxworks.o.
19771 * config/t-vxworks (vxworks.o): New target.
19772 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19773 (TARGET_ASM_CONSTRUCTOR): Define.
19774 (TARGET_ASM_DESTRUCTOR): Likewise.
19775 (vxworks_asm_out_constructor): Declare.
19776 (vxworks_asm_out_destructor): Likewise.
19778 * c-common.c (get_priority): Check that we have not just an
19779 INTEGER_CST, but an integer constant with integeral type.
19781 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19783 PR tree-optimization/30938
19784 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19785 use &dt[nargs-1] instead of &dt[nargs] in the call to
19786 vect_is_simple_use().
19788 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19790 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19791 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19792 Do not attempt to handle MEM inside auto-inc expressions.
19793 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19794 of a register modified by an auto-inc expression. However, do handle
19795 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19796 (elimination_effects): Prohibit elimination of a register modified
19797 by an auto-inc expression. Disable register elimination rules whose
19798 target register is modified by an auto-inc expression with variable
19801 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19803 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19805 (array_at_struct_end_p): New function.
19806 (idx_infer_loop_bounds): Use it.
19807 (estimate_numbers_of_iterations_loop): Export.
19808 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19809 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19810 (tree_estimate_probability): Call record_loop_exits.
19811 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19812 (estimated_loop_iterations, estimated_loop_iterations_int,
19813 estimated_loop_iterations_tree): New functions.
19814 (analyze_siv_subscript_cst_affine,
19815 compute_overlap_steps_for_affine_1_2,
19816 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19817 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19818 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19819 (PRED_LOOP_ITERATIONS_GUESSED): New.
19820 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19821 * cfgloop.h (estimate_numbers_of_iterations_loop,
19822 estimated_loop_iterations_int): Declare.
19824 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19826 * doc/extend.texi: Document optional priority argument to
19827 constructors and destructors.
19828 * tree.c (init_priority_for_decl): Adjust GTY markers.
19829 (init_ttree): Use priority-info hash functions for
19830 init_priority_for_decl.
19831 (tree_map_eq): Rename to ...
19832 (tree_map_base_eq): ... this.
19833 (tree_map_marked_p): Rename to ...
19834 (tree_map_base_marked_p): ... this.
19835 (tree_map_base_hash): New function.
19836 (decl_init_priority_lookup): Rework.
19837 (decl_fini_priority_lookup): New function.
19838 (decl_priority_info): New function.
19839 (decl_init_priority_insert): Use it.
19840 (decl_fini_priority_insert): Likewise.
19841 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19843 (decl_restrict_base_insert): Likewise.
19844 (decl_debug_expr_insert): Likewise.
19845 (decl_value_expr_lookup): Likewise.
19846 (decl_value_expr_insert): Likewise.
19847 * tree.h (priority_type): New type.
19848 (decl_init_priority_lookup): Use priority_type.
19849 (decl_fini_priority_lookup): New function.
19850 (decl_init_priority_insert): Use priority_type.
19851 (decl_fini_priority_insert): New function.
19852 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19853 (DECL_INIT_PRIORITY): Likewise.
19854 (SET_DECL_INIT_PRIORITY): Add comment.
19855 (DECL_FINI_PRIORITY): New macro.
19856 (SET_DECL_FINI_PRIORITY): Likewise.
19857 (DEFAULT_INIT_PRIORITY): Document.
19858 (MAX_INIT_PRIORITY): Likewise.
19859 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19860 (tree_map_base): New type.
19861 (tree_map_base_eq): New function.
19862 (tree_map_base_hash): Likewise.
19863 (tree_map_base_marked_p): Likewise.
19864 (tree_map): Inherit from tree_map_base.
19865 (tree_map_eq): Make it a macro.
19866 (tree_map_marked_p): Likewise.
19867 (tree_int_map): Inherit from tree_map_base.
19868 (tree_int_map_eq): Make it a macro.
19869 (tree_int_map_hash): Likewise.
19870 (tree_int_map_marked_p): Likewise.
19871 (tree_priority_map): New type.
19872 (tree_priority_map_eq): New macro.
19873 (tree_priority_map_hash): Likewise.
19874 (tree_priority_map_marked_p): Likewise.
19875 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19877 (emutls_common_1): Likewise.
19878 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19879 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19880 of tree_map hierarchy.
19881 * tree-cfg.c (move_stmt_r): Likewise.
19882 (new_label_mapper): Likewise.
19883 * c-tree.h (c_expand_body): Move to ...
19884 * c-common.h (c_expand_body): ... here.
19885 * c-decl.c (c_expand_body): Move to ...
19886 * c-common.c (c_expand_body): ... here.
19887 (c_common_attribute_table): Allow 1 argument for the constructor
19888 and destructor attributes.
19889 (get_priority): New function.
19890 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19891 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19893 2007-02-24 Jan Hubicka <jh@suse.cz>
19895 PR middle-end/30509
19896 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19897 copying for inlining.
19899 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19900 Jan Hubicka <jh@suse.cz>
19903 * i386.c (counter_mode): New function.
19904 (expand_set_or_movmem_via_loop): Use it.
19905 (expand_movmem_epilogue): Likewise; fix pasto.
19906 (ix86_expand_movmem): Do emit guard even for constant counts.
19907 (ix86_expand_setmem): Likewise.
19909 2007-02-25 Nick Clifton <nickc@redhat.com>
19911 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19912 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19914 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19917 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19918 count argument with 0x10, not with 0x16.
19919 (expand_setmem_epilogue): Ditto.
19921 2007-02-24 Mike Stump <mrs@apple.com>
19923 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19926 2007-02-24 Richard Guenther <rguenther@suse.de>
19928 PR middle-end/30951
19929 * fold-const.c (fold_binary): Fold x +- CST op x for
19930 EQ_EXPR and NE_EXPR.
19932 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19934 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19936 2007-02-24 Jan Hubicka <jh@suse.cz>
19938 * cgraphunit.c (decide_is_function_needed): Honor
19939 -fkeep-inline-functions.
19941 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19943 * builtins.c (fold_builtin_modf): New.
19944 (fold_builtin_2): Use it.
19946 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19948 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19949 (determine_max_iter): Take additional LOOP arg; all callers changed.
19950 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19951 one using simplifications.
19952 (simplify_using_initial_values): Return if the expression becomes
19953 invalid due to altered regs.
19955 2007-02-23 DJ Delorie <dj@redhat.com>
19957 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19959 2007-02-23 Mike Stump <mrs@apple.com>
19961 * tlink.c (scan_linker_output): Parse linker messages from
19962 darwin9's linker better.
19964 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19967 * varpool.c (varpool_assemble_pending_decls): Set
19968 varpool_last_needed_node to null.
19970 2007-02-23 DJ Delorie <dj@redhat.com>
19972 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19973 alignment bigger than the object file can handle.
19975 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19978 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19979 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19980 (*movsf_1): Penalize MMX moves.
19982 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19984 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19985 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19987 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19989 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19991 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19992 (fold_builtin_1): Use them.
19993 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19994 BUILT_IN_SIGNIFICAND.
19996 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19998 * config/i386/i386.c (bdesc_1arg): Initialize
19999 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20000 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20001 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20002 and IX86_BUILTIN_MOVSLDUP.
20004 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20006 PR rtl-optimization/30841
20007 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20009 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20011 * builtins.c (fold_builtin_frexp): New.
20012 (fold_builtin_2): Use it.
20014 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20016 * doc/invoke.texi (Spec Files): Document getenv spec function.
20018 * gcc.c (getenv_spec_function): New function.
20019 (static_spec_functions): Add it.
20020 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20021 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20024 2007-02-22 Michael Matz <matz@suse.de
20027 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20028 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20030 2007-02-22 Ian Lance Taylor <iant@google.com>
20033 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20034 (mem_loc_descriptor): Call it.
20036 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20037 Ira Rosen <irar@il.ibm.com>
20039 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20041 2007-02-22 Ira Rosen <irar@il.ibm.com>
20043 PR tree-optimization/30843
20044 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20045 stores only after all the group is vectorized.
20047 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20049 PR tree-optimization/30858
20050 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20051 in the reduction cycle have a single use in the loop.
20052 * tree-vectorizer.h (relevant): Add documentation.
20054 2007-02-20 Mike Stump <mrs@apple.com>
20056 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20057 * configure: Regenerate.
20059 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20061 Change the defaults of some parameters and options.
20062 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20063 * config/spu/spu.c (spu_optimization_options): Add.
20064 (spu_override_options): Change params in spu_optimization_options.
20065 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20067 Register 127 is only 16 byte aligned when used as a frame pointer.
20068 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20069 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20070 HARD_FRAME_POINTER_REGNUM.
20071 (spu_legitimate_address): Use regno_aligned_for_reload.
20072 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20073 aligned when frame_pointer_needed is true.
20074 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20076 * config/spu/spu.h (INIT_EXPANDERS): Define.
20078 Make sure shift and rotate instructions have valid immediate operands.
20079 * config/spu/predicates.md (spu_shift_operand): Remove.
20080 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20081 * config/spu/constraints.md (W, O): Extend range.
20082 * config/spu/spu.md (umask, nmask): Define.
20083 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20084 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20085 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20086 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20087 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20088 (lshr<mode>3_reg): Fix rtl description.
20090 Make sure mulhisi immediate operands are valid.
20091 * config/spu/predicates.md (imm_K_operand): Add.
20092 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20094 Generate constants using fsmbi and andi.
20095 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20096 (print_operand, spu_split_immediate, classify_immediate,
20097 fsmbi_const_p): Handle IC_FSMBI2.
20099 Correctly handle a CONST_VECTOR containing symbols.
20100 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20101 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20102 (immediate_load_p): Allow symbols that use 2 instructions to create.
20103 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20104 with symbols when flag_pic is set.
20105 (const_vector_immediate_p): New.
20106 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20107 accept a CONST_VECTOR with symbols.
20108 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20109 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20111 * config/spu/spu.md (high, low): Delete.
20112 (low_<mode>): Define.
20114 Remove INTRmode and INTR_REGNUM, which didn't work.
20115 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20117 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20118 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20119 peephole2 pattern): Don't use INTR or 131.
20120 (movintrcc): Delete.
20121 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20122 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20123 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20124 (UNSPEC_SET_INTR): Add.
20125 * config/spu/spu-modes.def (INTR): Remove.
20127 More accurate warnings about run-time relocations.
20128 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20130 Correctly warn about immediate arguments to specific intrinsics.
20131 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20132 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20133 the instruction predicate.
20135 Fix tree check errors with latest update.
20136 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20138 (spu_expand_builtin): Use CALL_EXPR_FN.
20140 Add missing specific intrinsics.
20141 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20143 * config/spu/spu_internals.h: Ditto.
20145 Fix incorrect operand modifiers.
20146 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20147 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20149 Optimize one case of zero_extend of a vec_select.
20150 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20152 Accept any immediate for hbr.
20153 * config/spu/spu.md (hbr): Change s constraints to i.
20155 2007-02-21 Paul Brook <paul@codesourcery.com>
20157 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20158 condexec_count when skipping USE and CLOBBER.
20160 2007-02-21 Nick Clifton <nickc@redhat.com>
20162 * common.opt (Warray-bounds): Add Warning attribute.
20163 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20165 (fsized-zeroes): Add Optimization attribute.
20166 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20167 * c.opt (Wc++0x-compat): Add Warning attribute.
20169 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20171 PR middle-end/30761
20172 * reload1.c (eliminate_regs_in_insn): In the single_set special
20173 case, attempt to re-recognize the insn before falling back to
20174 having reload fix it up.
20176 2007-02-20 Eric Christopher <echristo@gmail.com>
20178 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20179 Rewrite accordingly.
20180 (frv_read_iacc_argument): Ditto.
20181 (frv_expand_set_builtin): Take a call instead of arglist, update for
20183 (frv_expand_unop_builtin): Ditto.
20184 (frv_expand_binop_builtin): Ditto.
20185 (frv_expand_cut_builtin): Ditto.
20186 (frv_expand_binopimm_builtin): Ditto.
20187 (frv_expand_voidbinop_builtin): Ditto.
20188 (frv_expand_int_void2arg): Ditto.
20189 (frv_expand_prefetches): Ditto.
20190 (frv_expand_voidtriop_builtin): Ditto.
20191 (frv_expand_voidaccop_builtin): Ditto.
20192 (frv_expand_load_builtin): Ditto.
20193 (frv_expand_store_builtin): Ditto.
20194 (frv_expand_mdpackh_builtin): Ditto.
20195 (frv_expand_mclracc_builtin): Ditto.
20196 (frv_expand_mrdacc_builtin): Ditto.
20197 (frv_expand_mwtacc_builtin): Ditto.
20198 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20201 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20203 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20204 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20206 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20207 point instructions.
20208 * configure: Regenerate.
20209 * config.in: Regenerate.
20210 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20211 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20212 masks to power6 and power6x and to POWERPC_MASKS.
20213 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20215 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20216 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20217 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20218 Access PROTOTYPE as variable, not mask.
20220 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20222 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20223 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20224 * combine.c (adjust_for_new_dest): Use it.
20225 * postreload.c (reload_combine): Likewise.
20227 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20229 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20230 notes on an insn with multiple sets, even if single_set returns
20231 non-NULL for that insn.
20233 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20235 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20236 scalbn and scalbln.
20238 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20240 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20241 if user didn't pass it.
20242 * config/i386/darwin.h (CC1_SPEC): Likewise.
20243 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20244 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20245 -mmacosx-version-min.
20247 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20248 Uros Bizjak <ubizjak@gmail.com>
20250 * optabs.h (enum optab_index): Add new OTI_scalb.
20251 (scalb_optab): Define corresponding macro.
20252 * optabs.c (init_optabs): Initialize scalb_optab.
20253 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20255 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20256 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20257 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20258 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20259 flag_unsafe_math_optimizations is set.
20261 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20262 to implement scalbf, scalb and scalbl built-ins as inline x87
20265 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20266 DJ Delorie <dj@redhat.com>
20269 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20270 (diagnostic_report_diagnostic): ... here, and turn them into real
20271 errors. If warnings are inhibited, no need to do anything.
20273 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20275 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20276 better code generation.
20278 2007-02-20 Ben Elliston <bje@au.ibm.com>
20280 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20282 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20284 * config/alpha/alpha.c, config/alpha/alpha.md,
20285 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20286 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20287 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20288 config/arm/lib1funcs.asm: Follow spelling conventions.
20290 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20291 config/fr30/fr30.md, config/i386/i386.h,
20292 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20293 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20294 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20295 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20296 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20297 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20298 config/sparc/sparc.c, config/sparc/sparc.h,
20299 config/sparc/sparc.md, config/spu/constraints.md,
20300 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20303 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20306 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20309 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20311 * doc/invoke.texi (-ftree-lrs): Remove.
20313 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20315 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20318 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20320 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20321 new CALL_EXPR_FN macro for retrieving the function
20322 declaration of the input expression.
20324 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20326 * c.opt (Waddress): New.
20327 * common.opt (Walways-true): Delete.
20328 (Wstring-literal-comparison): Delete.
20329 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20330 -Wstring-literal-comparison. Add -Waddress.
20332 (Walways-true): Delete.
20333 (Wstring-literal-comparison): Delete.
20334 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20335 consistently instead of -Walways-true in example.
20336 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20337 * c-typeck.c (parser_build_binary_op): Replace
20338 -Wstring-literal-comparison and -Walways-true with -Waddress.
20339 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20342 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20344 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20345 without DECL_STRUCT_FUNCTION initialized.
20347 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20349 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20350 due to calls to functions taking pointers as parameters.
20352 2007-02-19 Richard Henderson <rth@redhat.com>
20355 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20358 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20360 * config/s390/s390.c (s390_call_saved_register_used,
20361 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20362 accessed to the new scheme.
20364 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20366 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20367 (cris_print_index, cris_print_operand, cris_print_operand_address)
20368 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20369 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20370 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20371 GET_CODE () == xxx.
20372 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20373 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20374 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20375 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20376 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20377 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20378 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20379 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20380 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20381 (uminsi3, call, call_value): Ditto.
20382 (define_split: indir_to_reg_split, unnamed): Ditto.
20384 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20386 PR tree-optimization/30975
20387 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20390 2007-02-18 Eric Christopher <echristo@gmail.com>
20392 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20393 Remove use of arglist.
20394 (mips_expand_builtin): Remove use of arglist, pass in expr.
20395 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20396 (mips_expand_builtin_movtf): Ditto.
20397 (mips_expand_builtin_compare): Ditto.
20399 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20401 * tree-sra.c (sra_build_assignment): Replace assertion
20402 checking with a comment explaining why it can't be done.
20404 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20406 PR middle-end/30833
20407 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20408 during CALL_EXPR representation conversion.
20409 * tree-ssa-propagate.c (set_rhs): Likewise.
20411 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20413 * tree-sra.c (sra_build_assignment): Disable assertion checking
20416 2007-02-18 Roger Sayle <roger@eyesopen.com>
20418 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20419 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20420 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20422 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20423 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20424 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20425 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20426 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20427 force_gimple_operand): Likewise.
20428 * ipa-cp.c (constant_val_insert): Likewise.
20429 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20430 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20431 perfect_nestify): Likewise.
20432 * langhooks.c (lhd_omp_assignment): Likewise.
20433 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20434 lower_copyprivate_clauses, lower_send_clauses,
20435 lower_send_shared_vars, expand_parallel_call,
20436 expand_omp_for_generic, expand_omp_for_static_nochunk,
20437 expand_omp_for_static_chunk, expand_omp_sections,
20438 lower_omp_single_copy, lower_omp_for_lastprivate,
20439 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20440 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20441 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20444 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20446 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20447 config/sh/sh.md: Follow spelling conventions.
20449 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20450 config/frv/predicates.md: Follow spelling conventions.
20452 * config/m68k/linux-unwind.h: Fix a comment typo.
20453 * target.h: Follow spelling conventions.
20455 2007-02-18 Roger Sayle <roger@eyesopen.com>
20457 PR rtl-optimization/28173
20458 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20459 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20460 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20461 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20462 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20464 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20466 * builtins.c (fold_builtin_load_exponent): New.
20467 (fold_builtin_2): Use it.
20469 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20471 PR rtl-optimization/30773
20472 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20473 if we fail to attach a REG_EQUIV note.
20475 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20476 Roger Sayle <roger@eyesopen.com>
20478 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20480 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20482 * calls.c (initialize_argument_information): Pass original EXP
20483 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20484 code to split complex arguments here, as part of initializing the
20486 (expand_call): Remove code that builds a list of arguments and
20487 inserts implicit arguments into it. Instead, just count how many
20488 implicit arguments there will be so we can determine the size of
20489 the ARGS array, and let initialize_argument_information do the work.
20490 (split_complex_values): Delete unused function.
20492 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20494 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20496 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20498 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20499 for arg pointer based indexed addressing.
20501 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20503 * config/ia64/ia64.h, config/ia64/ia64.md,
20504 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20505 spelling conventions.
20507 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20509 * config/m68k/m68k.c (split_di): New.
20510 * config/m68k/m68k-protos.h: Declare split_di.
20511 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20512 Improve predicate handling and split constant shifts.
20514 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20516 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20517 parameter for register bitfield operations, general predicates
20520 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20522 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20523 * config/m68k/linux-unwind.h: New file.
20525 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20527 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20528 config/i386/athlon.md, config/ia64/ia64.md,
20529 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20530 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20531 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20532 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20533 tree-vect-transform.c: Fix comment typos.
20535 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20537 * sched-deps.c (find_insn_list): Remove.
20538 * sched-int.h: Remove the prototype for find_insn_list.
20540 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20542 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20544 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20545 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20546 darwin_rs6000_override_options.
20547 (C_COMMON_OVERRIDE_OPTIONS): Expect
20548 darwin_macosx_version_min to be non-NULL always.
20549 (TARGET_C99_FUNCTIONS): Likewise.
20550 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20551 (DARWIN_MINVERSION_SPEC): New.
20552 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20553 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20555 (DARWIN_MINVERSION_SPEC): New.
20556 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20558 * config/darwin-c.c (darwin_cpp_builtins): Expect
20559 darwin_macosx_version_min to be non-NULL always.
20561 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20563 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20565 * config/i386/i386.h (x86_use_xchgb): New.
20566 (TARGET_USE_XCHGB): New macro.
20567 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20568 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20569 Split after reload into bswaphi for shifts of 8.
20570 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20571 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20572 or when optimizing for size.
20574 2007-02-16 Richard Guenther <rguenther@suse.de>
20575 Christian Bruel <christian.bruel@st.com>
20577 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20578 DECLs but prefer SSA_NAMEs over DECLs.
20580 2007-02-16 Richard Guenther <rguenther@suse.de>
20582 * tree-flow-inline.h (single_imm_use_p): Remove.
20583 (zero_imm_uses_p): Likewise.
20584 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20585 instead of single_imm_use_p.
20586 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20589 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20592 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20593 nested double- and backquotes.
20595 2007-02-15 Roger Sayle <roger@eyesopen.com>
20597 PR middle-end/30391
20598 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20599 should be unreachable.
20600 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20601 For the time being redirect GIMPLE_MODIFY_STMT to the new
20602 (renamed) build_gimple_modify_stmt_stat.
20603 (build2_gimple_stat): Rename to...
20604 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20605 Always build a GIMPLE_MODIFY_STMT node.
20606 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20607 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20610 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20611 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20612 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20613 expand_complex_div_wide): Likewise.
20614 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20615 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20616 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20617 * tree-ssa-loop-manip.c (create_iv): Likewise.
20618 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20619 abs_replacement): Likewise.
20620 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20621 realify_fake_stores): Likewise.
20623 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20624 node rather than a GIMPLE_MODIFY_STMT node.
20625 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20626 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20628 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20629 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20630 GIMPLE_MODIFY_STMT.
20632 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20634 PR middle-end/30433
20635 * fold-const.c (fold_comparison): Add back the
20636 folding of constant complex comparisions.
20638 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20640 PR middle-end/30729
20641 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20642 effects unknown to this function, return early.
20644 2007-02-15 Ian Lance Taylor <iant@google.com>
20646 * lower-subreg.c (move_eh_region_note): New static function.
20647 (resolve_simple_move): Call it.
20648 (decompose_multiword_subregs): Track blocks for which we resolve a
20649 simple move which is also a control flow insn. Pass them to
20650 find_many_sub_basic_blocks.
20651 (pass_lower_subreg): Add TODO_verify_flow.
20652 (pass_lower_subreg2): Likewise.
20654 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20655 Brooks Moses <brooks.moses@codesourcery.com>
20656 Lee Millward <lee.millward@codesourcery.com>
20658 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20659 (VL_EXP_CLASS_P): New.
20660 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20662 (TREE_OPERAND_CHECK_CODE): Likewise.
20663 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20664 (TREE_RTL_OPERAND_CHECK): Likewise.
20665 (tree_operand_check_failed): Make second parameter the whole tree
20666 instead of its code. Fixed callers.
20667 (VL_EXP_CHECK): New.
20668 (TREE_OPERAND_LENGTH): New.
20669 (VL_EXP_OPERAND_LENGTH): New.
20670 (CALL_EXPR_FN): New.
20671 (CALL_EXPR_STATIC_CHAIN): New.
20672 (CALL_EXPR_ARGS): New.
20673 (CALL_EXPR_ARG): New.
20674 (call_expr_nargs): New.
20675 (CALL_EXPR_ARGP): New.
20676 (build_nt_call_list): Declare.
20677 (build_vl_exp_stat): Declare.
20678 (build_vl_exp): New.
20679 (build_call_list): Declare.
20680 (build_call_nary): Declare.
20681 (build_call_valist): Declare.
20682 (build_call_array): Declare.
20683 (call_expr_arg): Declare.
20684 (call_expr_argp): Declare.
20685 (call_expr_arglist): Declare.
20686 (fold_build_call_list): Declare.
20687 (fold_build_call_list_initializer): Declare.
20688 (fold_call_expr): Declare to replace fold_builtin.
20689 (fold_builtin_fputs): Update to agree with modified definition.
20690 (fold_builtin_strcpy): Likewise.
20691 (fold_builtin_strncpy): Likewise.
20692 (fold_builtin_memory_chk): Likewise.
20693 (fold_builtin_stxcpy_chk): Likewise.
20694 (fold_builtin_strncpy_chk): Likewise.
20695 (fold_builtin_next_arg): Likewise.
20696 (fold_build_call_expr): Declare.
20697 (fold_builtin_call_list): Declare.
20698 (fold_builtin_call_valist): Declare.
20699 (build_call_expr): Declare.
20700 (validate_arglist): Update to agree with modified definition.
20701 (tree_operand_length): New.
20702 (call_expr_arg_iterator): New.
20703 (init_call_expr_arg_iterator): New.
20704 (next_call_expr_arg): New.
20705 (first_call_expr_arg): New.
20706 (more_call_expr_args_p): New.
20707 (FOR_EACH_CALL_EXPR_ARG): New.
20709 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20710 and tcc_gimple_stmt.
20711 (tree_code_size): Update documentation. Use sizeof (tree) rather
20712 than sizeof (char *).
20713 (tree_size): Likewise. Add case for tcc_vl_exp.
20714 (tree_node_structure): Add case for tcc_vl_exp.
20715 (contains_placeholder_p): Likewise.
20716 (substitute_in_expr): Likewise.
20717 (substitute_placeholder_in_expr): Likewise.
20718 (stabilize_reference_1): Likewise.
20719 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20720 to diagnose breakage of this interface for constructing CALL_EXPRs.
20721 (build_nt): Add similar assertion here.
20722 (build_nt_call_list): New.
20723 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20724 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20726 (get_callee_fndecl): Use new CALL_EXPR accessors.
20727 (tree_operand_check_failed): Change parameters to pass entire node
20728 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20729 (process_call_operands): New.
20730 (build_vl_exp_stat): New.
20731 (build_call_list): New.
20732 (build_call_nary): New.
20733 (build_call_valist): New.
20734 (build_call_array): New.
20735 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20736 (call_expr_arglist): New.
20738 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20739 tcc_vl_exp instead of a fixed-size tcc_expression.
20741 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20742 accessors for CALL_EXPRs.
20743 (AGGR_INIT_EXPR): Likewise.
20745 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20746 Brooks Moses <brooks.moses@codesourcery.com>
20747 Lee Millward <lee.millward@codesourcery.com>
20749 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20750 (expand_builtin_nonlocal_goto): Change parameter to be entire
20751 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20752 (expand_builtin_prefetch): Likewise.
20753 (expand_builtin_classify_type): Likewise.
20754 (mathfn_built_in): Return NULL_TREE instead of 0.
20755 (expand_errno_check): Use new CALL_EXPR accessors.
20756 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20757 Return NULL_RTX instead of 0.
20758 (expand_builtin_mathfn_2): Likewise.
20759 (expand_builtin_mathfn_3): Likewise.
20760 (expand_builtin_interclass_mathfn): Likewise.
20761 (expand_builtin_sincos): Likewise.
20762 (expand_builtin_cexpi): Likewise.
20763 (expand_builtin_int_roundingfn): Likewise.
20764 (expand_builtin_int_roundingfn_2): Likewise.
20765 (expand_builtin_pow): Likewise.
20766 (expand_builtin_powi): Likewise.
20767 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20768 of arglist, fixing callers appropriately. Use new CALL_EXPR
20769 accessors and constructors. Return NULL_RTX instead of 0.
20770 (expand_builtin_strstr): Likewise.
20771 (expand_builtin_strchr): Likewise.
20772 (expand_builtin_strrchr): Likewise.
20773 (expand_builtin_strpbrk): Likewise.
20774 (expand_builtin_memcpy): Likewise.
20775 (expand_builtin_mempcpy): Likewise.
20776 (expand_builtin_mempcpy_args): New.
20777 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20778 (expand_builtin_memmove_args): New.
20779 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20780 (expand_movstr): Likewise.
20781 (expand_builtin_strcpy): Likewise.
20782 (expand_builtin_strcpy_args): New.
20783 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20784 (expand_builtin_strncpy): Likewise.
20785 (expand_builtin_memset): Likewise.
20786 (expand_builtin_memset_args): New.
20787 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20788 (expand_builtin_memcmp): Likewise.
20789 (expand_builtin_strcmp): Likewise.
20790 (expand_builtin_strncmp): Likewise.
20791 (expand_builtin_strcat): Likewise.
20792 (expand_builtin_strncat): Likewise.
20793 (expand_builtin_strspn): Likewise.
20794 (expand_builtin_strcspn): Likewise.
20795 (expand_builtin_args_info): Likewise.
20796 (expand_builtin_va_start): Likewise.
20797 (gimplify_va_arg_expr): Likewise.
20798 (expand_builtin_va_end): Likewise.
20799 (expand_builtin_va_copy): Likewise.
20800 (expand_builtin_frame_address): Likewise.
20801 (expand_builtin_alloca): Likewise.
20802 (expand_builtin_bswap): Likewise.
20803 (expand_builtin_unop): Likewise.
20804 (expand_builtin_fputs): Likewise.
20805 (expand_builtin_expect): Likewise.
20806 (expand_builtin_fabs): Likewise.
20807 (expand_builtin_copysign): Likewise.
20808 (expand_builtin_printf): Likewise.
20809 (expand_builtin_fprintf): Likewise.
20810 (expand_builtin_sprintf): Likewise.
20811 (expand_builtin_init_trampoline): Likewise.
20812 (expand_builtin_signbit): Likewise.
20813 (expand_builtin_fork_or_exec): Likewise.
20814 (expand_builtin_sync_operation): Likewise.
20815 (expand_builtin_compare_and_swap): Likewise.
20816 (expand_builtin_lock_test_and_set): Likewise.
20817 (expand_builtin_lock_release): Likewise.
20818 (expand_builtin): Likewise.
20819 (builtin_mathfn_code): Likewise.
20821 (fold_builtin_constant_p): Pass call arguments individually instead
20822 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20823 accessors and constructors. Return NULL_TREE instead of 0.
20824 (fold_builtin_expect): Likewise.
20825 (fold_builtin_classify_type): Likewise.
20826 (fold_builtin_strlen): Likewise.
20827 (fold_builtin_nan): Likewise.
20828 (integer_valued_real_p): Likewise.
20829 (fold_trunc_transparent_mathfn): Likewise.
20830 (fold_fixed_mathfn): Likewise.
20831 (fold_builtin_cabs): Likewise.
20832 (fold_builtin_sqrt): Likewise.
20833 (fold_builtin_cbrt): Likewise.
20834 (fold_builtin_cos): Likewise.
20835 (fold_builtin_cosh): Likewise.
20836 (fold_builtin_tan): Likewise.
20837 (fold_builtin_sincos): Likewise.
20838 (fold_builtin_cexp): Likewise.
20839 (fold_builtin_trunc): Likewise.
20840 (fold_builtin_floor): Likewise.
20841 (fold_builtin_ceil): Likewise.
20842 (fold_builtin_round): Likewise.
20843 (fold_builtin_int_roundingfn): Likewise.
20844 (fold_builtin_bitop): Likewise.
20845 (fold_builtin_bswap): Likewise.
20846 (fold_builtin_logarithm): Likewise.
20847 (fold_builtin_hypot): Likewise.
20848 (fold_builtin_pow): Likewise.
20849 (fold_builtin_powi): Likewise.
20850 (fold_builtin_exponent): Likewise.
20851 (fold_builtin_memset): Likewise.
20852 (fold_builtin_bzero): Likewise.
20853 (fold_builtin_memory_op): Likewise.
20854 (fold_builtin_bcopy): Deleted; call site changed to invoke
20855 fold_builtin_memory_op directly.
20856 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20857 (fold_builtin_strncpy): Likewise.
20858 (fold_builtin_memcmp): Likewise.
20859 (fold_builtin_strcmp): Likewise.
20860 (fold_builtin_strncmp): Likewise.
20861 (fold_builtin_signbit): Likewise.
20862 (fold_builtin_copysign): Likewise.
20863 (fold_builtin_isascii): Likewise.
20864 (fold_builtin_toascii): Likewise.
20865 (fold_builtin_isdigit): Likewise.
20866 (fold_builtin_fabs): Likewise.
20867 (fold_builtin_abs): Likewise.
20868 (fold_builtin_fmin_fmax): Likewise.
20869 (fold_builtin_carg): Likewise.
20870 (fold_builtin_classify): Likewise.
20871 (fold_builtin_unordered_cmp): Likewise.
20873 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20874 New functions split out from fold_builtin_1.
20875 (fold_builtin_n): New.
20876 (fold_builtin_varargs): New.
20877 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20879 (fold_call_expr): New.
20880 (build_function_call_expr): Rewrite to use new helper function.
20881 (fold_builtin_call_list): New.
20882 (build_call_expr): New.
20883 (fold_builtin_call_valist): New.
20884 (rewrite_call_expr): New.
20885 (validate_arg): New.
20886 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20887 of an arglist. Change return type to bool. Use new CALL_EXPR
20890 (fold_builtin_strstr): Pass call arguments individually instead
20891 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20892 accessors and constructors. Return NULL_TREE instead of 0.
20893 (fold_builtin_strchr): Likewise.
20894 (fold_builtin_strrchr): Likewise.
20895 (fold_builtin_strpbrk): Likewise.
20896 (fold_builtin_strcat): Likewise.
20897 (fold_builtin_strncat): Likewise.
20898 (fold_builtin_strspn): Likewise.
20899 (fold_builtin_strcspn): Likewise.
20900 (fold_builtin_fputs): Likewise.
20901 (fold_builtin_next_arg): Likewise.
20902 (fold_builtin_sprintf): Likewise.
20904 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20905 NULL_RTX instead of 0.
20906 (expand_builtin_memory_chk): Likewise.
20907 (maybe_emit_chk_warning): Likewise.
20908 (maybe_emit_sprintf_chk_warning): Likewise.
20910 (fold_builtin_object_size): Pass call arguments individually instead
20911 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20912 accessors and constructors. Return NULL_TREE instead of 0.
20913 (fold_builtin_memory_chk): Likewise.
20914 (fold_builtin_stxcpy_chk): Likewise.
20915 (fold_builtin_strncpy_chk): Likewise.
20916 (fold_builtin_strcat_chk): Likewise.
20917 (fold_builtin_strcat_chk): Likewise.
20918 (fold_builtin_strncat_chk): Likewise.
20919 (fold_builtin_sprintf_chk): Likewise.
20920 (fold_builtin_snprintf_chk): Likewise.
20921 (fold_builtin_printf): Likewise.
20922 (fold_builtin_vprintf): Likewise.
20924 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20926 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20927 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20928 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20929 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20930 (fold_unary): Likewise.
20931 (fold_binary): Likewise.
20932 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20933 ternary expressions.
20934 (fold): Add logic for tcc_vl_exp.
20935 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20936 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20937 (fold_build3_stat): Add assertion to flag broken interface for
20938 constructing CALL_EXPRs.
20939 (fold_build_call_list): New.
20940 (fold_build_call_list_initializer): New.
20941 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20943 (fold_strip_sign_ops): Likewise.
20945 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20946 Brooks Moses <brooks.moses@codesourcery.com>
20947 Lee Millward <lee.millward@codesourcery.com>
20949 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20950 accessors and dump arguments explicitly.
20952 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20954 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20956 (print_call_name): Use new CALL_EXPR accessors.
20958 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20959 CALL_EXPR arguments explicitly instead of as a list. Use
20960 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20962 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20963 (vrp_visit_stmt): Likewise.
20965 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20966 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20968 (force_move_till_expr): Likewise.
20970 * targhooks.c (default_external_stack_protect_fail): Use
20971 build_call_expr instead of build_function_call_expr.
20972 (default_hidden_stack_protect_fail): Likewise.
20974 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20977 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20978 and walk arguments explicitly.
20980 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20981 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20982 (expand_simple_operations): Likewise.
20983 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20985 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20986 of TREE_CODE_LENGTH.
20987 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20989 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20990 instead of TREE_CODE_LENGTH.
20992 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20993 (tree_ic_transform): Likewise.
20994 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20995 parameter instead of arglist. Fix callers.
20996 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20997 (tree_stringops_transform): Likewise.
20998 (tree_indirect_call_to_profile): Likewise.
20999 (tree_stringops_values_to_profile): Likewise.
21001 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21002 (eliminate_tail_call): Likewise.
21004 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21006 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21007 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21009 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21011 * omp-low.c (build_omp_barrier): Use build_call_expr.
21012 (lower_rec_input_clauses): Likewise.
21013 (lower_reduction_clauses): Likewise.
21014 (expand_parallel_call): Likewise.
21015 (maybe_catch_exception): Likewise.
21016 (expand_omp_for_generic): Likewise.
21017 (expand_omp_for_static_nochunk): Likewise.
21018 (expand_omp_sections): Likewise.
21019 (lower_omp_single_simple): Likewise.
21020 (lower_omp_single_copy): Likewise.
21021 (lower_omp_master): Likewise.
21022 (lower_omp_ordered): Likewise.
21023 (lower_omp_critical): Likewise.
21025 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21026 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21028 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21029 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21030 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21032 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21033 and generalize to handle any number of operands.
21034 (chrec_contains_undetermined): Likewise.
21035 (tree_contains_chrecs): Likewise.
21036 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21038 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21040 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21041 fold_call_expr instead of fold_builtin.
21042 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21043 match declarations there.
21044 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21047 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21048 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21050 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21051 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21053 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21056 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21057 (execute_cse_sincos): Use new CALL_EXPR accessors.
21059 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21061 * gimple-low.c (lower_function_body): Use build_call_expr.
21062 (lower_builtin_setjmp): Likewise.
21064 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21065 (set_storage_via_libcall): Likewise.
21066 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21067 instead of TREE_CODE_LENGTH.
21068 (expand_expr_real_1): Use new CALL_EXPR accessors.
21070 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21071 generalize to handle any number of operands.
21072 (TB_parent_eq): Likewise.
21074 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21075 (strip_builtin_expect): Likewise.
21077 * function.c (gimplify_parameters): Use build_call_expr.
21079 * tree-vectorizer.c (vect_is_simple_reduction): Use
21080 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21082 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21083 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21085 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21088 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21089 (gimplify_decl_expr): Likewise.
21090 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21091 Use new CALL_EXPR iterators.
21092 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21093 (gimplify_modify_expr_to_memset): Likewise.
21094 (gimplify_variable_sized_compare): Likewise.
21095 (gimplify_omp_atomic_fetch_op): Likewise.
21096 (gimplify_omp_atomic_pipeline): Likewise.
21097 (gimplify_omp_atomic_mutex): Likewise.
21098 (gimplify_function_tree): Likewise.
21100 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21101 (call_expr_flags): Likewise.
21102 (expand_call): Likewise.
21104 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21105 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21108 * coverage.c (create_coverage): Use build_call_expr.
21110 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21111 (temp_call_expr_obstack): New.
21112 (pool_copy_list): Delete.
21113 (temp_copy_call_expr): New.
21114 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21115 CALL_EXPR accessors. Get rid of special goo for copying argument
21116 lists and use temp_copy_call_expr instead.
21117 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21118 CALL_EXPR accessors.
21119 (create_expression_by_pieces): Likewise. Use build_call_array
21120 to construct the result instead of fold_build3.
21121 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21122 dealing with argument lists.
21123 (init_pre): Remove references to expression_node_pool and
21124 list_node_pool. Init temp_call_expr_obstack instead.
21125 (fini_pre): Remove references to expression_node_pool and
21128 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21129 and walk arguments explicitly instead of as a list.
21131 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21132 (mx_register_decls): Likewise.
21133 (mudflap_register_call): Likewise.
21134 (mudflap_finish_file): Likewise.
21136 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21137 (ipa_callsite_compute_param): Likewise.
21139 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21140 accessors and constructor.
21142 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21143 accessors and constructor.
21144 (convert_tramp_reference): Likewise.
21145 (convert_call_expr): Likewise.
21146 (finalize_nesting_tree_1): Likewise.
21148 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21151 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21153 * tree-inline.c (initialize_inlined_parameters): Pass entire
21154 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21156 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21157 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21159 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21160 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21161 (vectorizable_reduction): Likewise.
21162 (vectorizable_call): Use new CALL_EXPR iterators.
21163 (vectorizable_conversion): Use build_call_expr.
21164 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21165 (vect_gen_widened_results_half): Use build_call_expr.
21166 (vect_setup_realignment): Likewise.
21167 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21169 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21170 (pass_through_call): Likewise.
21171 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21174 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21175 (tree_gen_pow2_profiler): Likewise.
21176 (tree_gen_one_value_profiler): Likewise.
21177 (tree_gen_ic_func_profiler): Likewise.
21178 (tree_gen_average_profiler): Likewise.
21179 (tree_gen_ior_profiler): Likewise.
21181 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21182 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21183 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21185 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21186 of TREE_CODE_LENGTH.
21188 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21189 of TREE_CODE_LENGTH.
21191 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21193 (convert_to_integer): Likewise.
21195 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21198 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21199 Brooks Moses <brooks.moses@codesourcery.com>
21200 Lee Millward <lee.millward@codesourcery.com>
21202 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21204 * config/frv/frv.c (frv_expand_builtin): Likewise.
21205 * config/s390/s390.c (s390_expand_builtin): Likewise.
21207 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21208 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21210 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21211 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21212 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21213 (ix86_expand_store_builtin): Likewise.
21214 (ix86_expand_unop_builtin): Likewise.
21215 (ix86_expand_unop1_builtin): Likewise.
21216 (ix86_expand_sse_compare): Likewise.
21217 (ix86_expand_sse_comi): Likewise.
21218 (ix86_expand_vec_init_builtin): Likewise.
21219 (ix86_expand_vec_ext_builtin): Likewise.
21220 (ix86_expand_vec_set_builtin): Likewise.
21221 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21223 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21224 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21226 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21227 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21228 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21230 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21232 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21233 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21234 arglist. Use new CALL_EXPR accessors. Fix callers.
21235 (altivec_expand_abs_builtin): Likewise.
21236 (rs6000_expand_binop_builtin): Likewise.
21237 (altivec_expand_predicate_builtin): Likewise.
21238 (altivec_expand_lv_builtin): Likewise.
21239 (spe_expand_stv_builtin): Likewise.
21240 (altivec_expand_stv_builtin): Likewise.
21241 (rs6000_expand_ternop_builtin): Likewise.
21242 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21243 (altivec_expand_st_builtin): Likewise.
21244 (altivec_expand_dst_builtin): Likewise.
21245 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21246 arglist. Use new CALL_EXPR accessors. Fix callers.
21247 (altivec_expand_vec_set_builtin): Likewise.
21248 (altivec_expand_vec_ext_builtin): Likewise.
21249 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21250 (spe_expand_builtin): Likewise.
21251 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21252 arglist. Use new CALL_EXPR accessors. Fix callers.
21253 (spe_expand_evsel_builtin): Likewise.
21254 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21255 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21257 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21258 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21259 (arm_expand_unop_builtin): Likewise.
21260 (arm_expand_builtin): Use new CALL_EXPR accessors.
21262 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21265 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21266 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21268 (bfin_expand_unop_builtin): Likewise.
21269 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21271 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21272 Brooks Moses <brooks.moses@codesourcery.com>
21273 Lee Millward <lee.millward@codesourcery.com>
21275 * c-semantics.c (build_stmt): Add internal diagnostic check.
21277 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21278 accessors. Print arguments explicitly instead of as a list.
21280 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21282 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21283 (c_finish_omp_flish): Likewise.
21285 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21286 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21287 instead of TREE_CODE_LENGTH.
21288 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21289 (c_warn_unused_result): Likewise.
21291 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21294 * doc/invoke.texi (Warning Options): Remove
21295 -Werror-implicit-function-declaration.
21296 (Wimplicit-function-declaration): Update description.
21297 * opts.c (common_handle_option): Move handling of -Werror=* to...
21298 (enable_warning_as_error): ...here.
21299 * opts.h (enable_warning_as_error): Declare.
21300 * c-decl.c (implicit_decl_warning): Unless
21301 -Wno-implicit-function-declaration is given, emit a pedwarn if
21302 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21303 * c.opt (Wimplicit-function-declaration): Replace
21304 mesg_implicit_function_declaration with
21305 warn_implicit_function_declaration.
21306 * c-opts.c (c_common_handle_option):
21307 -Werror-implicit-function-declaration is exactly equal as
21308 -Werror=implicit-function-declaration.
21309 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21310 warn_implicit_function_declaration.
21311 (c_common_post_options): -Wimplict-function-declaration is enabled
21312 by default by -std=c99, otherwise is disabled by default.
21313 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21315 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21317 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21318 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21319 former is ignored but not the latter.
21321 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21323 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21324 is made and the reference doesn't use the alias set of its type,
21325 do not create the temporary using that type.
21327 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21329 * jump.c: Remove prototypes for delete_computation and
21330 delete_prior_computation.
21332 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21334 * jump.c (get_label_after): Delete.
21335 (get_label_before, delete_computation, delete_jump,
21336 delete_prior_computation, follow_jumps): Move...
21337 * reorg.c (delete_computation, delete_prior_computation): ... here...
21338 (get_label_before, delete_jump): ... making these static ...
21339 (follow_jumps): ... and simplifying this since it only runs after
21341 * rtl.h (get_label_after, get_label_before, delete_jump,
21342 follow_jumps): Delete prototypes.
21344 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21346 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21348 2007-02-15 Nick Clifton <nickc@redhat.com>
21350 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21351 order to prevent it from being munged by the target.
21353 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21355 * config/i386/i386.md: Remove misleading comment.
21357 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21359 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21360 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21363 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21365 * tree-sra.c (instantiate_missing_elements): Canonicalize
21367 (sra_build_assignment): New.
21368 (generate_copy_inout, generate_element_copy,
21369 generate_element_zero, generate_one_element_init): Use it.
21371 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21373 * tree-sra.c (instantiate_missing_elements): Canonicalize
21375 (sra_build_assignment): New.
21376 (generate_copy_inout, generate_element_copy,
21377 generate_element_zero, generate_one_element_init): Use it.
21379 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21381 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21384 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21386 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21387 types as aggregates not scalars.
21388 * function.c (assign_stack_temp_for_type): Likewise.
21390 2007-02-14 Roger Sayle <roger@eyesopen.com>
21391 Zdenek Dvorak <dvorakz@suse.cz>
21393 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21396 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21398 * passes.c (next_pass_1): Clear the next field of the copied
21401 2007-02-14 Richard Henderson <rth@redhat.com>
21403 * tree-sra.c (early_sra): New.
21404 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21405 (tree_sra_early, pass_sra_early): New.
21406 * tree-pass.h (pass_sra_early): Declare.
21407 * passes.c (init_optimization_passes): Use it.
21409 2007-02-14 Richard Guenther <rguenther@suse.de>
21411 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21413 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21415 PR tree-optimization/30771
21416 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21418 (vect_analyze_operations): Induction phis can now be marked as
21420 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21421 Update documentation accordingly.
21423 2007-02-14 Nick Clifton <nickc@redhat.com>
21425 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21426 most 3 arguments are supported.
21427 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21429 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21431 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21432 Ensure dst->current is valid.
21434 2007-02-13 Paul Brook <paul@codesourcery.com>
21436 * config.gcc: Add arm*-*-uclinux-*eabi.
21437 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21438 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21439 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21440 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21441 (LINK_SPEC): Define.
21442 (LIB_SPEC): Define.
21443 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21445 * config/arm/uclinux-eabi.h: New file.
21446 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21447 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21450 2007-02-13 Ian Lance Taylor <iant@google.com>
21452 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21453 * flags.h (warn_strict_overflow): Declare.
21454 (enum warn_strict_overflow_code): Define.
21455 (issue_strict_overflow_warning): New static inline function.
21456 * opts.c (warn_strict_overflow): New variable.
21457 (common_handle_option): Handle OPT_Wstrict_overflow and
21458 OPT_Wstrict_overflow_.
21459 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21461 * fold-const.c: Include intl.h.
21462 (fold_deferring_overflow_warnings): New static variable.
21463 (fold_deferred_overflow_warning): New static variable.
21464 (fold_deferred_overflow_code): New static variable.
21465 (fold_defer_overflow_warnings): New function.
21466 (fold_undefer_overflow_warnings): New function.
21467 (fold_undefer_and_ignore_overflow_warnings): New function.
21468 (fold_deferring_overflow_warnings_p): New function.
21469 (fold_overflow_warning): New static function.
21470 (make_range): Add strict_overflow_p parameter. Change all
21472 (extract_muldiv, extract_muldiv_1): Likewise.
21473 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21474 tree_expr_nonnegative_p.
21475 (fold_negate_expr): Call fold_overflow_warning.
21476 (fold_range_test): Likewise.
21477 (fold_comparison): Likewise.
21478 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21479 instead of tree_expr_nonnegative_p.
21480 (tree_expr_nonnegative_warnv_p): Rename from
21481 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21482 (tree_expr_nonnegative_p): New function.
21483 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21484 strict_overflow_p parameter.
21485 (tree_expr_nonzero_p): New function.
21486 * passes.c (verify_interpass_invariants): New static function.
21487 (execute_one_pass): Call it.
21488 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21490 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21491 (estimate_numbers_of_iterations): Likewise.
21492 (scev_probably_wraps_p): Likewise.
21493 * tree-ssa-ccp.c: Include "toplev.h".
21494 (evaluate_stmt): Defer fold overflow warnings until we know we are
21496 (struct fold_stmt_r_data): Add stmt field.
21497 (fold_stmt_r): Defer fold overflow warnings until we know we
21499 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21500 (fold_stmt_inplace): Likewise.
21501 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21502 (cleanup_control_expr_graph): Defer fold overflow warnings until
21503 we know we are going to optimize.
21504 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21505 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21507 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21508 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21509 * tree-ssa-loop-manip.c (create_iv): Likewise.
21510 * c-typeck.c (build_conditional_expr): Likewise.
21511 (build_binary_op): Likewise.
21512 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21513 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21514 (extract_range_from_unary_expr): Likewise.
21515 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21516 assuming that signed overflow does not occur.
21517 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21518 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21519 (fold_defer_overflow_warnings): Declare.
21520 (fold_undefer_overflow_warnings): Declare.
21521 (fold_undefer_and_ignore_overflow_warnings): Declare.
21522 (fold_deferring_overflow_warnings_p): Declare.
21523 (tree_expr_nonzero_warnv_p): Declare.
21524 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21525 of warning options.
21526 (Warning Options): Document -Wstrict-overflow.
21527 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21528 (tree-ssa-ccp.o): Likewise.
21529 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21530 (fold-const.o): Depend on intl.h.
21532 2007-02-13 Ian Lance Taylor <iant@google.com>
21534 PR middle-end/30751
21535 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21538 2007-02-13 Stuart Hastings <stuart@apple.com>
21540 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21542 2007-02-13 Richard Henderson <rth@redhat.com>
21544 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21545 handled_component_p before looking for the indirect_ref.
21547 2007-02-13 Richard Henderson <rth@redhat.com>
21549 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21550 remove flags clobber.
21551 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21552 (bswaphi_lowpart): New.
21553 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21554 remove TARGET_BSWAP test. Delete expander of the same name.
21556 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21557 (expand_unop): Use them.
21559 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21561 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21562 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21563 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21564 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21565 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21566 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21567 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21568 assembler dialect choice from asm templates.
21570 2007-02-12 Richard Henderson <rth@redhat.com>
21572 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21573 (fixuns_trunc<SSEMODEF>si2): Use it.
21574 * config/i386/sse.md (vec_setv4sf_0): Export.
21575 * config/i386/i386.c (ix86_build_const_vector): Export.
21576 (ix86_split_convert_uns_si_sse): Rename from
21577 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21578 * config/i386/i386-protos.h: Update.
21580 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21583 * c-typeck.c (c_finish_return): Improve warning message.
21585 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21587 * alias.c (find_symbolic_term): Delete unused function.
21589 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21591 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21592 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21593 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21595 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21597 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21598 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21599 the function, temporarily point the debug interface to the null one.
21601 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21603 * dwarf2out.c (round_up_to_align): New static function.
21604 (field_byte_offset): Use it to round the offset.
21606 2007-02-12 Richard Henderson <rth@redhat.com>
21608 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21609 (inswl_const): Export.
21611 2007-02-12 Richard Henderson <rth@redhat.com>
21613 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21614 result mode of the libcall, convert back to outmode.
21616 2007-02-12 Roger Sayle <roger@eyesopen.com>
21618 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21619 (bswapdi2): New define_expand to implement 32-bit implementation.
21621 2007-02-12 Nick Clifton <nickc@redhat.com>
21623 * doc/invoke.texi (Overall Options): Document --help=.
21624 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21625 (cc1_options): Pass --help= on to cc1.
21626 (display_help): Add description of --help=.
21627 (process_command): Add code to handle --help=. Allow translated
21628 --help and --target-help switches to be passed on to compiler
21630 (main): Remove unused if statement.
21631 * opts.c (columns): Remove.
21632 (LEFT_COLUMN): Define.
21633 (wrap_help): Add columns argument.
21634 (print_filtered_help): Change parameters to be an include bitmask,
21635 an exclude bitmask, an any bitmask and the column width. Move the
21636 code to display the params list here. Add code to display the
21637 status of options rather than their descriptions if the quiet flag
21639 (print_specific_help): Change parameters to be an include bitmask,
21640 an exclude bitmask and an any bitmask. Move code to look up the
21641 column width here. Decide upon the title for an options listing.
21642 (common_handle_options): Add code to handle --help=. Adapt code
21643 for --help and --target-help to use the revised form of the
21644 print_specific_help function.
21645 (print_help): Delete.
21646 (print_param_help): Delete.
21647 (print_switch): Delete.
21648 * opts.h (cl_lang_count): Add prototype.
21649 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21650 CL_MAX_OPTION_CLASS): New defines.
21651 * optc-gen.awk: Add construction of cl_lang_count.
21652 * c.opt: Add Warning attribute to warning options and Optimization
21653 attribute to optimization options.
21654 * common.opt: Likewise.
21656 Add -fhelp and -ftarget-help as aliases for the transformed --help
21657 and --target-help options.
21658 * opt-functions.awk: Add code to handle Warning and Optimization
21661 2007-02-12 Richard Henderson <rth@redhat.com>
21663 * config/alpha/constraints.md: New file.
21664 * config/alpha/alpha.c: Include tm-constrs.h.
21665 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21666 alpha_extra_constraint): Remove.
21667 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21668 * config/alpha/alpha-protos.h: Update.
21669 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21670 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21671 (EXTRA_CONSTRAINT): Remove.
21672 * config/alpha/alpha.md: Include constraints.md.
21673 (adddi splitter): Use satisfies_constraint_*.
21674 * config/alpha/predicates.md (add_operand): Likewise.
21675 (sext_add_operand, addition_operation): Likewise.
21677 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21679 PR tree-optimization/29145
21680 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21681 in our handling of restrict qualified pointers.
21683 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21686 * doc/invoke.texi (Wunused-value): Update description.
21687 (Wextra): Delete item.
21688 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21689 value of Wunused-value.
21690 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21691 (c_finish_stmt_expr): Don't check extra_warnings.
21692 (emit_side_effect_warnings): The caller is responsible to check
21695 2007-02-11 Roger Sayle <roger@eyesopen.com>
21696 Matt Thomas <matt@3am-software.com>
21698 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21700 2007-02-11 Roger Sayle <roger@eyesopen.com>
21702 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21703 comparisons of POPCOUNT against zero.
21704 (simplify_const_relational_operation): Likewise.
21706 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21708 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21710 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21712 * dwarf2out.c (root_type): Delete unused function.
21714 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21716 * genattrtab.c (contained_in_p): Delete unused function.
21717 (write_expr_attr_cache): Likewise.
21719 2007-02-11 Jan Hubicka <jh@suse.cz>
21721 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21724 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21726 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21727 to add the REG_EQ* note.
21728 * see.c (see_merge_one_use_extension): Likewise.
21729 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21730 turn REG_EQUAL notes into REG_EQUIV notes if the target
21731 register may have more than one set.
21732 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21733 * gcse.c (try_replace_reg): Likewise.
21734 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21735 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21736 more than one REG_EQUIV note.
21737 * reload1.c (gen_reload): Use set_unique_reg_note.
21739 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21741 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21742 (ix86_builtin_conversion): New function.
21744 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21747 * tree.h (DECL_REPLACEABLE_P): New macro.
21748 * except.c (set_nothrow_function_flags): Likewise.
21750 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21751 Ira Rosen <irar@il.ibm.com>
21752 Dorit Nuzman <dorit@il.ibm.com>
21754 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21755 * targhooks.c (default_builtin_vectorized_conversion): New.
21756 * targhooks.h (default_builtin_vectorized_function): New declaration.
21757 * target.h (struct vectorize): Add builtin_conversion field.
21758 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21759 stmt_vec_info_type value.
21760 (vectorizable_conversion): New declaration.
21761 * tree-vect-analyze.c (vect_analyze_operations): Add
21762 vectorizable_conversion call.
21763 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21764 * tree-vect-transform.c (vectorizable_conversion): New function.
21765 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21766 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21768 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21769 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21770 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21771 or ALTIVEC_BUILTIN_VCFSX.
21773 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21776 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21777 CONST_DOUBLE and operand 0 is a hard register.
21778 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21779 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21780 is a hard floating-point register.
21782 2007-02-10 Richard Henderson <rth@redhat.com>
21783 Jakub Jelinek <jakub@redhat.com>
21784 Alexandre Oliva <aoliva@redhat.com>
21786 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21787 * builtin-types.def (BT_WORD): Make unsigned.
21788 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21789 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21790 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21791 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21792 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21793 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21795 * expr.c (emutls_var_address): New.
21796 (expand_expr_real_1): Expand emulated tls.
21797 (expand_expr_addr_expr_1): Likewise.
21798 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21799 * output.h (emutls_finish): Declare.
21800 * toplev.c (compile_file): Call it.
21801 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21802 address before wrapping in CONST.
21803 * varasm.c (emutls_htab, emutls_object_type): New.
21804 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21805 (get_emutls_object_name, get_emutls_object_type): New.
21806 (get_emutls_init_templ_addr, emutls_decl): New.
21807 (emutls_common_1, emutls_finish): New.
21808 (assemble_variable): When emulating tls, swap decls; generate
21809 constructor for the emutls objects.
21810 (do_assemble_alias): When emulating tls, swap decl and target name.
21811 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21813 * varpool.c (decide_is_variable_needed): Look at force_output.
21814 Recurse for emulated tls.
21815 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21816 with decide_is_variable_needed.
21817 * emutls.c: New file.
21818 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21819 tls_object for real tls.
21821 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21823 PR rtl-optimization/29599
21824 * reload1.c (eliminate_regs_in_insn): Take the destination
21825 mode into account when computing the offset.
21827 2007-02-09 Stuart Hastings <stuart@apple.com>
21828 Richard Henderson <rth@redhat.com>
21830 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21831 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21832 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21833 fixuns_truncdfhi2): New.
21834 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21835 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21836 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21837 (floatunssidf2): Allow nonimmediate source.
21838 * config/i386/sse.md (movdi_to_sse): New.
21839 (vec_concatv2di): Drop '*'.
21840 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21841 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21842 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21844 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21845 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21846 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21847 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21848 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21849 ix86_build_const_vector.
21850 (x86_emit_floatuns): Rewrite.
21852 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21854 * genautomata.c (longest_path_length): Delete unused function.
21855 (struct state): Delete unused longest_path_length.
21856 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21857 (get_free_state): Delete unused.
21859 2007-02-09 Jan Hubicka <jh@suse.cz>
21861 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21862 * doc/invoke.texi (inline-unit-growth): Update default value.
21864 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21865 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21866 (rebuild_cgraph_edges): Likewise.
21867 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21868 (dump_cgraph_node): Dump frequencies.
21869 (cgraph_clone_edge): Add frequency scales.
21870 (cgraph_clone_node): Add freuqnecy.
21871 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21872 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21873 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21874 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21875 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21876 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21877 (save_inline_function_body): Likewise.
21878 * ipa-inline.c: inluce rtl.h
21879 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21880 (cgraph_edge_badness): Use frequencies.
21881 (cgraph_decide_recursive_inlining): Update clonning.
21882 (cgraph_decide_inlining_of_small_function): Dump frequency.
21883 * predict.c (estimate_bb_frequencies): Export.
21884 * predict.h (estimate_bb_frequencies): Declare.
21885 * tree-inline.c (copy_bb): Watch overflows.
21886 (expand_call_inline): Update call of cgraph_create_edge.
21887 (optimize_inline_calls): Use TODO flags to update frequnecies.
21888 * passes.h: Include predict.h
21889 (init_optimization_passes): Move profile ahead.
21890 (execute_function_todo): Handle TODO_rebuild_frequencies.
21892 2007-02-09 Roger Sayle <roger@eyesopen.com>
21894 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21895 the insbl or inswl pattern into a register.
21897 2007-02-09 Roger Sayle <roger@eyesopen.com>
21899 * config/ia64/ia64.md (bswapdi2): New define_insn.
21901 2007-02-09 Richard Henderson <rth@redhat.com>
21903 * config/i386/constraints.md (Ym): New constraint.
21904 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21905 (movdi_1_rex64): Split sse and xmm general register moves from
21906 memory move alternatives. Use conditional register constraints.
21907 (movsf_1, movdf_integer): Likewise.
21908 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21909 (movdf_integer_rex64): New.
21910 (pushsf_rex64): Fix output constraints.
21911 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21912 (sse2_stored): Likewise.
21913 (sse2_storeq_rex64): New.
21914 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21915 amd and not generic.
21916 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21917 for optimize_size. Remove SF/DFmode hack.
21919 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21921 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21924 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21925 Richard Sandiford <richard@codesourcery.com>
21927 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21928 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21929 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21930 m68k/t-mlib to tmake_file.
21931 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21932 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21933 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21934 Allow it to be cf or m68k. Set m68k_arch_family. If that
21935 variable is not empty, add t-$m68k_arch_family to tmake_file.
21936 Add t-mlibs to tmake_file.
21937 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21938 * config/m68k/t-cf: New file.
21939 * config/m68k/t-m68k: Likewise.
21940 * config/m68k/t-mlibs: Likewise.
21941 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21942 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21943 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21944 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21945 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21947 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21948 (INSTALL_LIBGCC): Delete.
21949 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21950 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21951 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21952 (M68K_MLIB_CPU): Define.
21953 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21954 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21955 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21957 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21958 Richard Guenther <rguenther@suse.de>
21960 PR middle-end/23361
21961 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21962 against INT_MIN/INT_MAX.
21963 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21964 file if a loop is removed.
21966 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21968 * calls.c (store_one_arg): Pass correct alignment to
21969 emit_push_insn for non-BLKmode values.
21970 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21971 unaligned stack slot via a suitably aligned slot.
21973 2007-02-08 DJ Delorie <dj@redhat.com>
21975 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21977 (legal_subregs): Use unsigned char, make const.
21978 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21980 2007-02-08 Paul Brook <paul@codesourcery.com>
21982 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21983 special interworking needed.
21985 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21987 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21988 conditional to __SSE2__.
21989 (Entries below should have been added to first ChangeLog
21990 entry for amdfam10 dated 2007-02-05)
21991 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21993 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21995 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21998 2007-02-08 DJ Delorie <dj@redhat.com>
22000 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22001 * config/m32c/m32c.c (legal_subregs): New.
22002 (m32c_illegal_subreg_p): New.
22003 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22004 unsupported subregs of hard regs.
22006 2007-02-08 Jan Hubicka <jh@suse.cz>
22008 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22009 the same one; always update histograms.
22011 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22013 * passes.c (init_optimization_passes): Tidy comment.
22015 2007-02-08 Roger Sayle <roger@eyesopen.com>
22017 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22018 strip zero_extend, bswap and rotates from POCOUNT's argument.
22019 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22020 zero_extend and rotates from PARITY's argument.
22021 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22022 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22023 of an integer constant at compile-time.
22025 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22028 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22030 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22033 * tree-ssa-live.c (remove_unused_locals): Do not remove
22034 TREE_ADDRESSABLE variables.
22035 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22036 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22037 FOR_CLOBBER. Update all users.
22038 If VAR has an associated alias set, add a virtual operand for
22039 it if no alias is found to conflict with the memory reference.
22041 2007-02-07 Jan Hubicka <jh@suse.cz>
22042 Robert Kidd <rkidd@crhc.uiuc.edu>
22044 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22046 2007-02-07 Ian Lance Taylor <iant@google.com>
22048 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22050 2007-02-07 Roger Sayle <roger@eyesopen.com>
22052 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22053 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22054 tablejumpdi, movsi_to_cr_one): Remove constraints from
22055 define_expand's match_operands.
22057 2007-02-07 Roger Sayle <roger@eyesopen.com>
22059 * global.c (compute_regsets): Move declatation of "i" inside of
22060 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22062 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22065 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22066 of INDIRECT_REF <RESULT_DECL>.
22068 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22070 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22071 Kaz Kojima <kkojima@gcc.gnu.org>
22074 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22076 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22078 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22080 * doc/loop.texi: Document possibility not to perform disambiguation
22081 of loops with multiple latches.
22082 * cfgloopmanip.c (alp_enum_p): Removed.
22083 (add_loop): Handle subloops. Use get_loop_body_with_size.
22084 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22085 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22086 the new forwarder block.
22087 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22088 Handle the case latch is NULL.
22089 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22090 modifications when marking loop exits.
22091 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22093 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22094 disambiguate_loops_with_multiple_latches.
22095 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22096 before fix_loop_structure.
22097 * cfgloop.c: Include pointer-set.h and output.h.
22098 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22099 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22100 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22101 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22102 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22103 disambiguate_multiple_latches, get_loop_body_with_size,
22104 disambiguate_loops_with_multiple_latches): New functions.
22105 (flow_loop_dump): Dump multiple latch edges.
22106 (flow_loop_nodes_find): Handle loops with multiple latches.
22107 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22108 (glb_enum_p): Modified.
22109 (get_loop_body): Use get_loop_body_with_size.
22110 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22111 (AVOID_CFG_MODIFICATIONS): New constant.
22112 (disambiguate_loops_with_multiple_latches, add_loop,
22113 get_loop_body_with_size): Declare.
22114 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22116 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22118 PR inline-asm/28686
22119 * global.c (compute_regsets): New function.
22120 (global_alloc): Refactored ELIMINABLE_REGSET
22121 and NO_GLOBAL_ALLOC_REGS computation out.
22122 (rest_of_handle_global_alloc): Call compute_regsets()
22123 for non-optimizing case.
22125 2007-02-06 Richard Henderson <rth@redhat.com>
22127 * config/i386/constraints.md (Y2): Rename from Y.
22128 (Yi): New constraint.
22129 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22130 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22131 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22132 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22133 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22134 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22135 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22136 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22137 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22138 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22139 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22140 vec_extractv2si_1): Change Y constraints to Y2.
22141 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22142 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22143 Change Y constraints to Y2.
22144 (sse2_loadld): Change Y constraints to x.
22146 2007-02-06 Roger Sayle <roger@eyesopen.com>
22148 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22149 (parity<mode>2): New define_expand using rs6000_emit_parity.
22150 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22151 rs6000_emit_parity): New functions.
22152 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22153 rs6000_emit_parity): Prototype here.
22155 2007-02-06 Ian Lance Taylor <iant@google.com>
22157 * lower-subreg.c (simple_move_operand): Reject CONST.
22158 (resolve_clobber): Call validate_change rather than directly
22159 assigning to XEXP (pat, 0).
22161 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22163 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22164 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22165 (tree-cfg.o): Remove hashtab.h dependency.
22167 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22168 (struct ivopts_data): Change niters to pointer_map_t.
22169 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22170 (niter_for_exit): Create pointer_map on demand. Change for
22172 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22173 (free_loop_data): Destroy data->niters if created and reset field.
22174 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22175 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22177 * tree-ssa-reassoc.c: Include pointer-set.h.
22178 (bb_rank): Change to long *.
22179 (operand_rank): Change to pointer_map_t.
22180 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22181 (insert_operand_rank): Accept long.
22182 (operand_entry_hash, operand_entry_eq): Remove.
22183 (get_rank): Return long. Adjust for changes above.
22184 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22186 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22188 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22189 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22190 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22192 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22193 directly since it cannot be NULL.
22194 (get_vi_for_tree): Rewrite for pointer_map API.
22195 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22196 (init_alias_vars): Create vi_for_tree as pointer_map.
22197 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22199 * tree-cfg.c: Don't include hashtab.h.
22200 (edge_to_cases): Declare as pointer_map.
22201 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22203 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22204 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22205 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22207 (record_switch_edge): Delete.
22208 (get_cases_for_edge): Adjust for pointer_map API, inline
22209 record_switch_edge (rewritten for new API), remove goto.
22211 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22213 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22214 * tree-nested.c: Include pointer-set.h.
22215 (var_map_elt, var_map_eq, var_map_hash): Delete.
22216 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22217 to pointer_map_t's.
22218 (nesting_info_bitmap_obstack): New.
22219 (lookup_field_for_decl): Adjust for pointer_map API.
22220 (lookup_tramp_for_decl): Adjust for pointer_map API.
22221 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22222 (get_local_debug_decl): Adjust for pointer_map API.
22223 (convert_nl_goto_reference): Adjust for pointer_map API.
22224 (convert_nl_goto_receiver): Adjust for pointer_map API.
22225 (create_nesting_tree): Create outside GGC space. Create bitmap on
22226 the new obstack. Create field_map and var_map as pointer_maps.
22227 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22229 (lower_nested_functions): Move root here, no need to NULL it.
22230 Initialize and release the obstack.
22232 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22234 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22235 Remove prototypes and make them non-static.
22236 (struct tree_int_map): Remove.
22237 * tree.h (struct tree_int_map): Move here, turning TO into an
22239 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22241 * tree.h (TREE_COMPLEXITY): Remove.
22242 (struct tree_exp): Remove complexity field.
22243 * tree.c (build1_stat): Don't set it.
22245 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22246 Victor Kaplansky <victork@il.ibm.com>
22248 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22249 (vect_is_simple_reduction): Support reduction with induction as
22250 one of the operands.
22251 (vect_is_simple_iv_evolution): Fix formatting.
22252 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22253 formatting. Don't mark induction phis for vectorization.
22254 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22255 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22256 (vect_get_vec_def_for_operand): Support induction.
22257 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22259 (vectorizable_reduction): Support reduction with induction as one of
22261 (vectorizable_type_demotion): Use def-type of stmt argument rather
22262 than dummy def-type.
22264 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22265 flag_tree_scev_cprop.
22266 * common.opt (tree-scev-cprop): New flag.
22268 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22269 call to vect_get_new_vect_var.
22271 2007-02-06 Ira Rosen <irar@il.ibm.com>
22273 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22274 vectype is not NULL.
22275 (vect_pattern_recog_1): Likewise.
22277 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22279 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22280 (fold_negate_expr): Likewise.
22282 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22285 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22286 even if cv-qualification is the same.
22288 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22290 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22291 __enable_execute_stack on completion.
22293 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22295 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22296 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22297 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22298 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22299 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22300 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22301 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22302 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22306 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22307 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22308 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22309 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22310 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22311 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22312 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22313 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22314 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22315 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22316 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22317 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22318 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22319 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22320 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22321 sqrtextenddfxf2_i387): Added amdfam10_decode.
22323 * config/i386/athlon.md (athlon_idirect_amdfam10,
22324 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22325 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22326 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22327 athlon_ivector_store_amdfam10): New define_insn_reservation.
22328 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22331 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22333 * config/i386/athlon.md (athlon_call_amdfam10,
22334 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22335 define_insn_reservation.
22336 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22337 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22338 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22340 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22342 * config/i386/athlon.md (athlon_sseld_amdfam10,
22343 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22344 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22346 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22348 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22349 define_insn_reservation.
22350 * config/i386/i386.md (sseins): Added sseins to define_attr type
22351 and define_attr unit.
22352 * config/i386/sse.md: Set type attribute to sseins for insertq
22355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22357 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22358 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22359 ssecomi_load_amdfam10, ssecomi_amdfam10,
22360 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22361 define_insn_reservation.
22362 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22366 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22367 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22368 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22369 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22370 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22371 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22372 define_insn_reservation.
22374 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22375 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22376 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22377 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22378 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22380 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22382 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22383 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22384 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22385 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22386 athlon_ssemul_load_k8): Added amdfam10.
22388 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22390 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22391 (x86_sse_unaligned_move_optimal): New variable.
22393 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22395 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22396 for unaligned vector SSE double/single precision loads for AMDFAM10.
22398 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22400 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22401 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22402 Define TARGET_CPU_DEFAULT_amdfam10.
22403 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22404 (processor_type): Add PROCESSOR_AMDFAM10.
22406 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22407 processor_type in config/i386/i386.h.
22408 Enable imul peepholes for TARGET_AMDFAM10.
22410 * config.gcc: Add support for --with-cpu option for amdfam10.
22412 * config/i386/i386.c (amdfam10_cost): New variable.
22413 (m_AMDFAM10): New macro.
22414 (m_ATHLON_K8_AMDFAM10): New macro.
22415 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22416 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22417 x86_promote_QImode, x86_integer_DFmode_moves,
22418 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22419 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22420 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22421 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22422 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22423 Enable/disable for amdfam10.
22424 (override_options): Add amdfam10_cost to processor_target_table.
22425 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22426 processor_alias_table.
22427 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22428 (ix86_adjust_cost): Add code for amdfam10.
22430 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22432 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22433 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22434 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22435 * config/i386/i386.h: Add builtin definition for SSE4A.
22436 * config/i386/i386.md: Add support for ABM instructions
22437 (popcnt and lzcnt).
22438 * config/i386/sse.md: Add support for SSE4A instructions
22439 (movntss, movntsd, extrq, insertq).
22440 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22441 Add -march=amdfam10 flag.
22442 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22443 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22445 * doc/extend.texi: Add documentation for SSE4A builtins.
22447 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22449 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22451 2007-02-05 Richard Guenther <rguenther@suse.de>
22453 * tree-vectorizer.h (vectorizable_function): Add argument type
22454 argument, change return type.
22455 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22456 * tree-vect-transform.c (vectorizable_function): Handle extra
22457 argument, return vectorized function decl.
22458 (build_vectorized_function_call): Remove.
22459 (vectorizable_call): Handle calls with result and argument types
22460 differing. Handle loop vectorization factor correctly.
22461 * targhooks.c (default_builtin_vectorized_function): Adjust for
22463 * targhooks.h (default_builtin_vectorized_function): Likewise.
22464 * target.h (builtin_vectorized_function): Add argument type
22466 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22467 extra argument, allow vectorizing of lrintf.
22468 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22469 documentation of target hook.
22471 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22474 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22475 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22476 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22478 2007-02-05 Roger Sayle <roger@eyesopen.com>
22480 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22481 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22482 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22483 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22484 before canonicalizing sincos to cexpi.
22485 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22487 2007-02-05 Roger Sayle <roger@eyesopen.com>
22489 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22490 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22491 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22493 2007-02-05 Roger Sayle <roger@eyesopen.com>
22495 * mips-tfile.c (initialize_init_file): Correct endianness test.
22497 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22499 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22500 the 'y' constraint.
22502 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22504 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22505 saves in a PARALLEL before the register assignments.
22507 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22509 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22510 DWARF_FRAME_RETURN_COLUMN to be a general register.
22511 * dwarf2out.c (init_return_column_size): New function, split from...
22512 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22513 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22514 to be nongeneral registers.
22515 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22517 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22518 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22520 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22522 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22524 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22526 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22527 (remove_path): Use can_remove_branch_p and remove_branch instead
22528 of loop_delete_branch_edge.
22529 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22530 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22531 Update profile using scale_dominated_blocks_in_loop.
22532 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22533 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22534 (can_remove_branch_p, remove_branch): Declare.
22535 * tree-cfg.c (tree_can_remove_branch_p): New function.
22536 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22537 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22538 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22540 2007-02-05 Jan Hubicka <jh@suse.cz>
22542 PR middle-end/30696
22543 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22544 nodes in cgraph, don't remove offline copy of the function.
22546 2007-02-04 Jan Hubicka <jh@suse.cz>
22548 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22549 vectors might cause maybe_lookup_element_for_expr to be called
22550 on non-sra-candidate.
22552 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22554 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22555 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22556 spelling conventions.
22558 2007-02-04 Richard Guenther <rguenther@suse.de>
22560 PR middle-end/30636
22561 * fold-const.c (try_move_mult_to_index): Make sure to not
22562 overflow one dimension of a multi-dimensional array access.
22564 2007-02-04 Jan Hubicka <jh@suse.cz>
22566 * passes.c (init_optimization_passes): Reindent.
22568 2007-02-04 Jan Hubicka <jh@suse.cz>
22569 Eric Botcazou <ebotcazou@adacore.com>
22571 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22572 (execute_fixup_cfg): Break out the abnormal goto code.
22573 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22574 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22575 (optimize_inline_calls): Call make_nonlocal_label_edges.
22577 2007-02-04 Jan Hubicka <jh@suse.cz>
22579 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22580 true when something was changed.
22581 (rename_ssa_copies): When something was changed, do
22582 TODO_remove_unused_locals.
22583 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22584 add TODO_remove_unused_locals when instruction was removed.
22586 2007-02-04 Jan Hubicka <jh@suse.cz>
22588 * ipa-inline.c (try_inline): Improve debug output; work on already
22590 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22591 call try_inline for already inlined edges too when flattening;
22592 inline also functions that make callee growth but overall unit size
22595 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22597 * config/m32c/bitops.md, config/m32c/jump.md,
22598 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22599 config/m32r/m32r.h, config/m32r/m32r.md,
22600 config/m32r/predicates.md, config/m68hc11/larith.asm,
22601 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22602 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22603 config/mips/mips-protos.h, config/mips/mips.c,
22604 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22605 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22606 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22607 spelling conventions.
22609 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22610 Follow spelling conventions.
22612 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22614 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22615 warn about C++0x compatibility.
22617 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22619 * config/h8300/h8300.c, config/h8300/h8300.h,
22620 config/h8300/h8300.md: Follow spelling conventions.
22622 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22624 PR middle-end/30667
22625 * combine.c (try_combine): Do not substitute source operand
22626 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22628 2007-02-03 Jan Hubicka <jh@suse.cz>
22630 PR gcov-profile/30650
22631 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22632 do not divide by zero for never executed counters.
22633 (tree_find_values_to_profile): Fix counters.
22634 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22636 2007-02-03 Ian Lance Taylor <iant@google.com>
22638 * lower-subreg.c (simple_move_operand): New static function,
22639 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22641 (simple_move): Call simple_move_operand.
22642 (find_decomposable_subregs): Add special handling of MEMs.
22643 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22644 meaning of return value. If we see a hard register, test whether
22645 it can store a word_mode value. Change all callers.
22647 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22649 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22650 ftrapv insns and expanders.
22651 (subdi3): Change define_expand operand 1 to arith11_operand, and
22652 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22653 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22654 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22657 PR middle-end/30174
22658 * varasm.c (notice_global_symbol): Treat global objects as weak when
22659 flag_shlib is true.
22661 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22663 * emit-rtl.c (dconstpi): Delete.
22664 (dconstsqrt2): New.
22665 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22666 * real.h (dconstpi): Delete.
22667 (dconstsqrt2): New.
22668 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22669 (fold_builtin_hypot): Likewise.
22671 2007-02-03 Tom Tromey <tromey@redhat.com>
22674 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22675 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22677 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22679 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22680 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22681 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22682 config/rs6000/cell.md, config/rs6000/darwin.h,
22683 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22684 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22685 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22686 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22687 typos. Follow spelling conventions.
22688 * doc/invoke.texi: Follow spelling conventions.
22690 2007-02-03 Roger Sayle <roger@eyesopen.com>
22692 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22693 canonicalization transformations that attempt to simplify integer
22694 constant comparisons to become comparisons against zero.
22696 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22698 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22700 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22701 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22703 2007-02-02 Mike Stump <mrs@apple.com>
22705 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22706 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22707 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22708 generate a branch island.
22710 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22712 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22713 (xtensa_legitimate_address_p): New.
22714 (xtensa_legitimize_address): New.
22715 (xtensa_output_addr_const_extra): New.
22716 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22718 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22719 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22720 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22721 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22722 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22723 (xtensa_legitimize_address): New.
22724 (xtensa_output_addr_const_extra): New.
22726 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22728 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22730 2007-02-02 Ian Lance Taylor <iant@google.com>
22732 * expmed.c (expand_divmod): Add comment.
22734 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22736 * emit-rtl.c (renumber_insns): Remove.
22737 * flags.h: Remove the extern for flag_renumber_insns.
22738 * rtl.h: Remove the prototype for renumber_insns.
22739 * toplev.c (flag_renumber_insns): Remove.
22741 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22743 Revert for x86 darwin:
22744 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22746 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22747 code before the following patch under TARGET_MACHO.
22748 (ix86_function_value_regno_p): Likewise.
22750 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22752 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22755 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22758 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22759 loads to general or fp registers. Add comments.
22760 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22762 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22764 * pointer-set.c (insert_aux): Only return insertion slot.
22765 (pointer_set_insert): Adjust.
22766 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22767 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22768 pointer_map_traverse): New.
22769 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22770 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22771 pointer_map_contains, pointer_map_traverse): Declare.
22773 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22775 PR middle-end/30473
22776 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22777 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22779 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22781 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22783 (struct _dep): New type.
22784 (dep_t): New typedef.
22785 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22786 (DEP_STATUS): New access macro. The macro with the same name was
22787 renamed to DEP_LINK_STATUS.
22788 (dep_init): Declare function
22790 (struct _dep_link): New type.
22791 (dep_link_t): New typedef.
22792 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22793 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22794 (DEP_LINK_STATUS): New macro.
22795 (debug_dep_links): New debug function.
22797 (struct _deps_list): New type.
22798 (deps_list_t): New typedef.
22799 (DEPS_LIST_FIRST): New access macro.
22800 (FOR_EACH_DEP_LINK): New cycle macro.
22801 (create_deps_list, free_deps_list, delete_deps_list): Declare
22803 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22804 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22805 (copy_deps_list_change_con): Ditto.
22807 (move_dep_link): Declare function.
22809 (struct _dep_node): New type.
22810 (dep_node_t): New typedef.
22811 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22813 (struct haifa_insn_data.back_deps): New field to hold backward
22814 dependencies of the insn.
22815 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22817 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22818 Change its type to deps_list_t.
22819 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22820 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22821 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22823 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22825 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22827 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22829 (dep_cost): Declare.
22831 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22832 (ds_to_dk, dk_to_ds): New functions.
22834 (init_dep_1): New static function.
22835 (init_dep): New function.
22836 (copy_dep): New static function.
22838 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22840 (detach_dep_link): New static function.
22841 (move_dep_link): New function.
22843 (dep_links_consistent_p, dump_dep_links): New static functions.
22844 (debug_dep_links): New debugging function.
22846 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22848 (alloc_deps_list, init_deps_list): New static functions.
22849 (create_deps_list): New function.
22850 (clear_deps_list): New static function.
22851 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22852 (deps_list_consistent_p, dump_deps_list): New static functions.
22853 (debug_deps_list): New function.
22854 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22856 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22858 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22859 use new scheduler dependencies lists.
22860 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22861 (sched_analyze): Ditto. Initialize dependencies lists.
22862 (add_forw_dep, compute_forward_dependences): Update to use new
22863 scheduler dependencies lists.
22865 (init_dependency_caches): Init deps_obstack.
22866 (free_dependency_caches): Free deps_obstack.
22868 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22869 new scheduler dependencies lists.
22870 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22871 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22873 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22874 Update to use new scheduler dependencies lists.
22875 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22876 (debug_dependencies): Ditto.
22877 (schedule_region): Update comments.
22879 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22880 scheduler dependencies lists.
22881 (schedule_ebb): Update comments.
22883 * rtl.def (DEPS_LIST): Remove.
22885 * lists.c (unused_deps_list): Remove.
22886 (free_list): Update assertions.
22888 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22889 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22891 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22892 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22894 * haifa-sched.c (comments): Update.
22895 (insn_cost1): Remove. Inline the code into insn_cost ().
22896 (insn_cost): Update to use new scheduler dependencies lists. Move
22897 processing of the dependency cost to dep_cost ().
22898 (dep_cost): New function. Use it instead of insn_cost () when
22899 evaluating cost of the dependency. Use compatible interface to
22900 interact with the target.
22901 (priority): Update to use new scheduler dependencies lists.
22902 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22903 with greater number of insns that depend on the insn.
22904 (schedule_insn): Update to use new scheduler dependencies lists. Add
22905 code to free backward dependencies lists. Inline and optimize code
22906 from resolve_dep () - see PR28071.
22907 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22908 lists. Update call to targetm.sched.is_costly_dependence hook.
22910 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22911 scheduler dependencies lists.
22913 (resolve_dep): Remove. Move the logic to schedule_insn ().
22914 (init_h_i_d): Initialize dependencies lists.
22916 (process_insn_depend_be_in_spec): Rename to
22917 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22918 dependencies lists.
22919 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22920 Update to use new scheduler dependencies lists.
22921 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22923 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22924 new scheduler dependencies lists.
22925 (build_intra_loop_deps): Ditto.
22927 * target.h (struct _dep): Declare to use in
22928 gcc_target.sched.is_costly_dependence.
22929 (struct gcc_target.sched.adjust_cost): Fix typo.
22930 (struct gcc_target.sched.is_costly_dependence): Change signature to
22931 use single dep_t parameter instead of an equivalent triad.
22932 (struct gcc_target.sched.adjust_cost_2): Remove.
22934 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22936 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22938 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22940 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22942 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22943 (REG_DEP_TRUE): Document.
22945 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22946 Change signature to correspond to the targetm.sched.adjust_cost hook.
22947 Update use in TARGET_SCHED_ADJUST_COST_2.
22948 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22949 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22950 new scheduler dependencies lists.
22951 (ia64_gen_check): Ditto.
22953 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22954 scheduler dependencies lists.
22956 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22957 signature to correspond to the targetm.sched.is_costly_dependence hook.
22958 (is_costly_group): Update to use new scheduler dependencies lists.
22960 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22961 instead of INSN_COST () macro.
22963 2007-02-01 Ian Lance Taylor <iant@google.com>
22965 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22967 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22969 * pa.md (tp_load): Correct mfctl instruction syntax.
22971 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22973 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22974 altivec_padding_size calculation on AIX. Improve comment, add
22975 assert to verify that it's right.
22977 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22980 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22982 PR inline-asm/28686
22983 * global.c (global_alloc): Add mising initialization of
22986 2007-02-01 Roger Sayle <roger@eyesopen.com>
22988 * alias.c (init_alias_analysis): Correct whitespace.
22989 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22990 partition_hot_cold_basic_blocks): Likewise.
22991 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22992 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22993 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22994 fold_builtin_snprintf_chk, fold_builtin_printf,
22995 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22996 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22997 * cfgcleanup.c (cleanup_cfg): Likewise.
22998 * cfgexpand.c (tree_expand_cfg): Likewise.
22999 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23000 * function.c (get_next_funcdef_no): Likewise.
23001 * gengtype.c (main): Likewise.
23002 * genmodes.c (main): Likewise.
23003 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23004 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23005 * ifcvt.c (noce_emit_move_insn): Likewise.
23006 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23008 * stor-layout.c (get_best_mode): Likewise.
23009 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23010 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23011 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23012 perform_var_substitution, solve_graph): Likewise.
23013 * tree-vrp.c (vrp_finalize): Likewise.
23015 2007-02-01 Ian Lance Taylor <iant@google.com>
23017 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23018 high part of a paradoxical subreg, return a constant zero.
23020 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23022 * toplev.c (lang_dependent_init): Call init_set_costs.
23023 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23025 2007-02-01 Richard Guenther <rguenther@suse.de>
23027 PR middle-end/30656
23028 * fold-const.c (fold_negate_expr): Allow negating a
23029 constant if overflow does not change.
23031 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23033 * doc/c-tree.texi (Expression trees): Improve markup.
23034 * doc/tm.texi (Register Classes, Addressing Modes)
23035 (Floating Point): Fix spacing after abbreviations. Fix some
23038 2007-02-01 Ben Elliston <bje@au.ibm.com>
23040 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23041 * doc/contrib.texi: Likewise.
23042 * doc/install.texi: Likewise.
23044 2007-01-31 Richard Henderson <rth@redhat.com>
23045 Ian Lance Taylor <iant@google.com>
23047 * lower-subreg.c: New file.
23048 * rtl.def (CONCATN): Define.
23049 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23050 pass_lower_subreg2.
23051 * emit-rtl.c (update_reg_offset): New static function, broken out
23052 of gen_rtx_REG_offset.
23053 (gen_rtx_REG_offset): Call update_reg_offset.
23054 (gen_reg_rtx_offset): New function.
23055 * regclass.c: Revert patch of 2006-03-05, restoring
23057 (clear_reg_info_regno): New function.
23058 * dwarf2out.c (concatn_loc_descriptor): New static function.
23059 (loc_descriptor): Handle CONCATN.
23060 * common.opt (fsplit_wide_types): New option.
23061 * opts.c (decode_options): Set flag_split_wide_types when
23063 * timevar.def (TV_LOWER_SUBREG): Define.
23064 * rtl.h (gen_reg_rtx_offset): Declare.
23065 (reg_scan_update): Declare.
23066 * regs.h (clear_reg_info_regno): Declare.
23067 * tree-pass.h (pass_lower_subreg): Declare.
23068 (pass_lower_subreg2): Declare.
23069 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23070 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23071 -fsplit-wide-types.
23072 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23073 * Makefile.in (OBJS-common): Add lower-subreg.o.
23074 (lower-subreg.o): New target.
23076 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23078 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23080 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23083 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23085 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23087 PR middle-end/29335
23088 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23090 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23092 * cfgloop.h: Include vec-prim.h.
23093 (enum li_flags): Remove LI_ONLY_OLD.
23094 (loop_iterator): Changed.
23095 (fel_next, fel_init): Iterate over loop tree.
23096 (FOR_EACH_LOOP_BREAK): New macro.
23097 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23099 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23100 * modulo-sched.c (sms_schedule): Ditto.
23101 * tree-vectorizer.c (vectorize_loops): Ditto.
23102 * doc/loop.texi: Update information on loop numbering and behavior of
23103 FOR_EACH_LOOP wrto new loops.
23104 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23105 add_to_evolution_1): Test nestedness of loops instead of comparing
23107 * tree-chrec.c (chrec_fold_plus_poly_poly,
23108 chrec_fold_multiply_poly_poly, chrec_evaluate,
23109 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23110 reset_evolution_in_loop): Ditto.
23111 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23113 2007-01-31 Dirk Mueller <dmueller@suse.de>
23115 * c-common.c (warn_about_parentheses): Separate warning about
23116 un-parenthized sequence of comparison operators from the one
23117 which is supposed to warn about x <= y <= z.
23119 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23121 * optabs.h (enum optab_index): Add new OTI_isinf.
23122 (isinf_optab): Define corresponding macro.
23123 * optabs.c (init_optabs): Initialize isinf_optab.
23124 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23126 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23127 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23129 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23130 expand_builtin_interclass_mathfn.
23131 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23132 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23133 (fxam<mode>2_i387): New insn pattern.
23134 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23135 built-in functions as x87 inline asm.
23137 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23139 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23141 2007-01-30 Eric Christopher <echristo@apple.com>
23143 * config.gcc: Add geode.
23145 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23147 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23148 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23149 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23150 value-prof.c: Fix comment typos.
23152 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23155 * doc/invoke.texi (Wpointer-arith): Document warning.
23157 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23159 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23160 the list of discrepancies from the draft TR.
23162 2007-01-30 Dirk Mueller <dmueller@suse.de>
23165 * doc/invoke.texi (-Wreturn-type): Update description to
23166 match new behavior.
23168 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23170 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23172 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23174 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23175 to handle optabs that operate on floating point input argument and
23176 output to integer output.
23177 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23178 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23179 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23180 expand_builtin_interclass_mathfn ().
23181 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23182 (ilogbsi2): Remove.
23183 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23184 ilogbl built-in functions as x87 intrinsics.
23186 2007-01-30 Richard Guenther <rguenther@suse.de>
23188 PR middle-end/27657
23189 * dwarf2out.c (reference_to_unused): Query varpool if the
23190 variable was output.
23192 2007-01-30 Richard Guenther <rguenther@suse.de>
23194 PR middle-end/30313
23195 * passes.c (execute_one_pass): Reset in_gimple_form to not
23196 confuse non-unit-at-a-time mode.
23198 2007-01-29 Roger Sayle <roger@eyesopen.com>
23199 Richard Guenther <rguenther@suse.de>
23201 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23202 avoid undefined behaviour on overflow. Use force_fit_type_double
23203 to construct the constant with the specified TREE_OVERFLOW.
23205 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23207 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23208 * config/dfp-bit.h: Ditto.
23210 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23212 * c-decl.c (pop_scope): Replace warnings with call to
23213 warn_for_unused_label.
23214 * c-common.h (warn_for_unused_label): Declare.
23215 * c-common.c (warn_for_unused_label): Define.
23217 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23219 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23222 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23224 * Makefile.in (USER_H): Remove decfloat.h.
23225 * ginclude/decfloat.h: Delete, moving contents to ...
23226 * ginclude/float.h: Add support for decimal floating point,
23227 guarded by __STDC_WANT_DEC_FP__.
23229 2007-01-29 Mike Stump <mrs@apple.com>
23231 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23232 Analysis and Representation to resolve case insensitive conflict.
23233 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23235 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23237 * tree.h (struct tree_memory_tag): Add aliases member.
23238 (MTAG_ALIASES): New macro.
23239 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23240 (add_may_alias): Remove pointer-set. Update for may_aliases being
23242 (mark_aliases_call_clobbered): Update for may_aliases being a
23244 (compute_tag_properties): Ditto.
23245 (create_partition_for): Ditto.
23246 (compute_memory_partitions): Ditto.
23247 (dump_may_aliases_for): Ditto.
23248 (is_aliased_with): Ditto.
23249 (add_may_alias_for_new_tag): Ditto.
23250 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23251 (compute_is_aliased): New function.
23252 (compute_may_aliases): Call compute_is_aliased).
23253 (init_alias_info): Initialize alias_bitmap_obstack.
23254 (union_alias_set_into): New function.
23255 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23256 (have_common_aliases_p): Rewrite to take two bitmaps and use
23258 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23259 Update for bitmaps.
23260 (finalize_ref_all_pointers): Update for add_may_alias changes.
23261 (new_type_alias): Ditto.
23262 * tree-flow-inline.h (may_aliases): Return a bitmap.
23263 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23264 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23265 may_aliases being a bitmap.
23266 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23267 may_aliases now returns a bitmap.
23268 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23270 * tree-ssa-operands.c (add_virtual_operand): Update for
23271 may_aliases being a bitmap.
23273 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23275 PR tree-optimization/30630
23276 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23277 variable as changed.
23279 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23282 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23283 expanded only once even if an error occurs.
23285 2007-01-29 Ben Elliston <bje@au.ibm.com>
23287 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23288 (__gcov_average_profiler): Likewise.
23289 (__gcov_ior_profiler): Likewise.
23290 (__gcov_merge_ior): Likewise.
23292 2007-01-28 Jan Hubicka <jh@suse.cz>
23294 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23295 * value-prof.c (stringop_block_profile): Likewise.
23297 2007-01-28 Jan Hubicka <jh@suse.cz>
23299 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23300 Add variant handling histograms; add wrapper.
23301 (clear_storage_via_libcall): Export.
23302 (emit_block_move_hints): Break out from ...; add histograms.
23303 (emit_block_move): ... this one.
23304 (clear_storage_hints): Break out from ...; add histograms.
23305 (clear_storage): ... this one.
23306 (set_storage_via_memset): Handle histogram.
23307 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23308 (clear_storage_hints, clear_storage_via_libcall): Declare.
23309 (set_storage_via_setmem): Update prototype.
23310 * doc/md.texi (movmem, setmem): Document new arguments.
23312 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23313 Add new histograms.
23314 (stringop_block_profile): New global function.
23315 (tree_stringops_values_to_profile): Profile block size and alignment.
23316 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23318 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23319 (stringop_block_profile): Declare.
23320 * builtins.c: Include value-prof.h.
23321 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23322 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23323 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23324 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23325 * profile.c (instrument_values): Add new counters.
23326 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23328 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23329 (tree_init_edge_profiler): Build new profilers.
23330 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23331 (pass_tree_profile): Add dump.
23332 (tree_profile_hooks): Update.
23333 * Makefile.in (LIBGCOV): Add new constants.
23334 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23335 __gcov_ior_profiler): New.
23336 * i386.md (movmem/setmem expanders): Add new optional arguments.
23338 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23340 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23342 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23344 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23345 (tree_unswitch_single_loop): Pass eni_size_weights to
23346 tree_num_loop_insns.
23347 * tree-ssa-loop-manip.c: Include tree-inline.h.
23348 (can_unroll_loop_p): Pass eni_size_weights to
23349 tree_num_loop_insns.
23350 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23351 Pass eni_size_weights to estimate_num_insns.
23352 * tree.h (init_inline_once): Export.
23353 * toplev.c (backend_init): Call init_inline_once.
23354 * cgraphunit.c (cgraph_process_new_functions,
23355 cgraph_analyze_function): Pass eni_inlining_weights to
23356 estimate_num_insns.
23357 * ipa-inline.c (compute_inline_parameters): Ditto.
23358 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23359 to estimate_num_insns.
23360 (try_unroll_loop_completely): Pass eni_size_weights to
23361 tree_num_loop_insns.
23362 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23363 ot estimate_num_insns.
23364 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23365 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23366 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23367 eni_time_weights): New variables.
23368 (init_inline_once): Initialize them.
23369 (struct eni_data): Mew.
23370 (estimate_num_insns_1, estimate_num_insns): Use weights.
23371 * tree-inline.h (struct eni_weights_d): New.
23372 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23373 (estimate_num_insns): Declaration changed.
23374 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23375 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23376 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23378 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23380 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23381 relations in the conflict function is valid.
23383 2007-01-27 Ian Lance Taylor <iant@google.com>
23385 * common.opt: Add fstrict-overflow.
23386 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23387 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23388 (TYPE_OVERFLOW_UNDEFINED): Define.
23389 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23391 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23392 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23393 (fold_negate_expr): Likewise.
23394 (make_range): Likewise.
23395 (extract_muldiv_1): Likewise.
23396 (maybe_canonicalize_comparison): Likewise.
23397 (fold_comparison): Likewise.
23398 (fold_binary): Likewise.
23399 (tree_expr_nonnegative_p): Likewise.
23400 (tree_expr_nonzero_p): Likewise.
23401 * tree-vrp.c (compare_values): Likewise.
23402 (extract_range_from_binary_expr): Likewise.
23403 (extract_range_from_unary_expr): Likewise.
23404 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23406 (nowrap_type_p): Likewise.
23407 * tree-scalar-evolution.c (simple_iv): Likewise.
23408 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23409 (build_range_check): Likewise.
23410 (extract_muldiv_1): Likewise.
23411 (fold_comparison): Likewise.
23412 * tree-vrp.c (vrp_int_const_binop): Likewise.
23413 (extract_range_from_unary_expr): Likewise.
23414 * convert.c (convert_to_integer): Likewise.
23415 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23416 (fold_comparison): Likewise.
23417 (fold_binary): Likewise.
23418 * optabs.c (optab_for_tree_code): Likewise.
23419 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23420 * simplify-rtx.c (simplify_const_relational_operation): Check
23421 flag_strict_overflow and flag_trapv.
23422 (simplify_const_relational_operation): Likewise.
23423 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23424 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23427 2007-01-27 Roger Sayle <roger@eyesopen.com>
23429 * tree.c (tree_fold_gcd): Delete.
23430 * tree.h (tree_fold_gcd): Remove prototype.
23431 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23432 test whether one constant integer is a multiple of another. Instead
23433 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23434 * fold-const.c (multiple_of_p): We've determined both TOP and
23435 BOTTOM are integer constants so we can call int_const_binop directly
23436 instead of the more generic const_binop.
23438 2007-01-27 Roger Sayle <roger@eyesopen.com>
23440 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23441 1*X check that the constant hasn't overflowed, to preserve the
23443 (round_up): Provide an efficient implementation when rouding-up an
23444 INTEGER_CST to a power-of-two.
23446 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23448 * doc/sourcebuild.texi: Add comma for clarity.
23449 * doc/extend.texi: Fix some typos.
23450 * doc/passes.texi: Likewise.
23451 * doc/cppinternals.texi: Likewise.
23452 * doc/c-tree.texi: Likewise.
23453 * doc/tree-ssa.texi: Likewise.
23454 * doc/install.texi: Likewise.
23456 2007-01-27 Jan Hubicka <jh@suse.cz>
23458 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23459 (pass_sra): Do not require alias information.
23460 * passes.c (init_optimization_passes): Add SRA
23462 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23464 * tracer.c (rest_of_handle_tracer): We already cleaned
23465 up the CFG in tracer() so don't do it here again.
23466 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23467 cleanup_cfg here, either. And don't call renumber_insns.
23469 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23470 and BB_HEAD are in the insn stream here. Instead make sure
23471 that BB_INSN is valid on all insns. Also, do check here that
23472 there are no pending branch predictions...
23473 (rtl_verify_flow_info): ...instead of doing it here. Checks
23474 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23477 2007-01-26 Roger Sayle <roger@eyesopen.com>
23479 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23480 function to simplify/factorize operand order canonicalization.
23481 (ix86_fixup_binary_operands): Reorganize using the above function.
23482 (ix86_binary_operator_ok): Likewise.
23484 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23486 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23487 file scope from optimize_attrs.
23488 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23490 (optimize_attrs): Clear insn_code_values after freeing it.
23492 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23494 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23495 a parts.base assignment.
23497 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23499 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23500 (compute_subscript_distance, initialize_data_dependence_relation,
23501 finalize_ddr_dependent, analyze_ziv_subscript,
23502 analyze_siv_subscript_cst_affine,
23503 compute_overlap_steps_for_affine_univar,
23504 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23505 analyze_siv_subscript, analyze_miv_subscript,
23506 analyze_overlapping_iterations, subscript_dependence_tester_1,
23507 compute_self_dependence, free_dependence_relation): Work
23508 with affine_fn instead of chrecs.
23509 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23510 common_affine_function, affine_function_base,
23511 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23512 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23513 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23514 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23515 (all_chrecs_equal_p): Removed.
23516 * tree-data-ref.h (affine_fn, conflict_function): New types.
23517 (struct subscript): Change type of conflicting_iterations_in_a
23518 and conflicting_iterations_in_b.
23520 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23523 * config/pa/pa.h (TARGET_HPUX_11): New.
23524 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23525 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23527 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23528 Richard Guenther <rguenther@suse.de>
23530 * tree-ssa-structalias.c (solve_graph): Handle case
23531 we merged the variable to another.
23533 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23535 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23538 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23539 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23541 2007-01-25 DJ Delorie <dj@redhat.com>
23543 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23544 allow changes to modes which don't fit in those registers.
23546 * reload1.c (choose_reload_regs): Check for invalid subregs before
23547 computing their locations, not after.
23549 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23552 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23553 save Altivec registers in an eh_return function.
23554 (compute_vrsave_mask): Likewise.
23555 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23556 for saving Altivec registers.
23557 (rs6000_emit_prologue): Don't allocate stack twice in
23558 eh_return function. Correct expected value of altivec_save_offset
23559 when using save_world. Describe save of R0 to stack when using
23560 save_world. Describe stack pointer adjustment when using
23561 save_world. Remove duplicated eh_return parameter register saving.
23562 Update sp_offset variable after save_world.
23563 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23565 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23566 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23569 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23571 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23573 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23576 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23577 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23579 2007-01-25 Richard Guenther <rguenther@suse.de>
23581 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23582 * common.opt (-Wcoverage-mismatch): New warning option.
23583 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23584 if -Wcoverage-mismatch is given.
23586 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23588 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23589 (ipcp_driver): Change to static definition.
23590 Add dumping of the ifunctions.
23591 (constant_val_insert): Remove unused parameter. Support for SSA.
23592 (ipcp_propagate_const): Support for SSA.
23593 (ipcp_profile_bb_print): Print only analyzed nodes.
23594 (ipcp_replace_map_create): Remove support for Fortran constant
23596 * ipa-prop.c (ipa_method_modify_stmt,
23597 ipa_callsite_compute_param): Support for SSA.
23598 * ipa-prop.h (ipcp_driver): Remove declaration.
23599 (IS_VALID_TREE_MAP_INDEX): Add define.
23601 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23603 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23605 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23607 PR middle-end/30447
23608 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23609 constant argument to cabs and do it without checking for
23610 -funsafe-math-optimizations.
23612 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23614 * c-common.h (RID_FIRST_CXX0X): New.
23615 (RID_LAST_CXX0X): New.
23616 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23618 * c.opt (Wc++0x-compat): New.
23619 * doc/invoke.texi (-Wc++0x-compat): Document.
23621 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23623 * builtins.c (fold_builtin_carg): New.
23624 (fold_builtin_1): Use it.
23626 2007-01-24 Jan Hubicka <jh@suse.cz>
23628 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23630 * ipa-inline.c (initial_insns, max_insns): Delete.
23631 (compute_max_insns): New function.
23632 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23633 amount of insns as base for code growth.
23634 (cgraph_decide_inlining): Make initial_insns local; do not compute
23636 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23637 * doc/invoke.texi (inline-unit-growth): Update docs.
23639 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23641 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23642 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23643 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23644 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23645 for CPUs that have PTA_CX16 set.
23647 PR middle-end/27416
23648 * gimplify.c (omp_check_private): New function.
23649 (gimplify_scan_omp_clauses): Use it for
23650 firstprivate/lastprivate/reduction.
23652 PR middle-end/30494
23653 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23654 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23656 PR middle-end/30421
23657 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23658 If lower_lastprivate_clauses emits some statements, append them
23659 to dlist rather than body_p and to body_p append an initializer.
23660 (lower_omp_for): Adjust caller.
23662 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23664 * target.h (globalize_decl_name): New.
23665 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23666 * output.h (default_globalize_decl_name): New.
23667 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23669 (globalize_decl): Ditto.
23670 (default_globalize_decl_name): New.
23671 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23672 (ia64_handle_version_id_attribute): New.
23673 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23674 (ia64_asm_output_external): Use globalize_decl_name instead
23675 of globalize_label.
23676 * doc/extend.texi (version_id): New pragma.
23677 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23679 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23681 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23682 _uleb128_t and _Unwind_SWord with _sleb128_t.
23683 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23684 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23686 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23687 * unwind-pe.h (read_uleb128, read_sleb128,
23688 read_encoded_value_with_base): Likewise.
23689 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23691 2007-01-24 Richard Guenther <rguenther@suse.de>
23693 * builtins.c (expand_builtin_cexpi): Get the fndecl
23694 for cexp in the correct way.
23696 2007-01-24 Jan Hubicka <jh@suse.cz>
23698 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23701 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23703 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23704 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23705 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23706 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23707 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23708 __SIZEOF_PTRDIFF_T__.
23709 * doc/cpp.texi: Documentation for the new builtin macros added.
23711 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23713 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23714 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23715 instead of operands[2] to avoid access past the end of array.
23717 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23719 * reload1.c (emit_reload_insns): Pass the reload register
23720 for a non-spill output reload through forget_old_reloads_1.
23722 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23724 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23725 _SOFT_DOUBLE if doubles use software floating-point.
23726 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23727 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23728 * config/rs6000/darwin-ldouble.c: Also compile functions for
23729 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23730 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23731 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23732 commented-out long double override.
23733 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23734 * config/rs6000/eabispe.h: Likewise.
23735 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23736 long double for non-SPE.
23737 (rs6000_handle_option): Likewise.
23738 (invalid_e500_subreg): Disallow more subregs involding DImode,
23739 DFmode, TImode or TFmode.
23740 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23742 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23744 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23745 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23747 (rs6000_legitimate_address): Also check for TFmode for E500
23749 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23750 (spe_build_register_parallel): Handle TFmode and TCmode.
23751 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23753 (function_arg): Handle TFmode and TCmode for E500 double.
23754 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23756 (print_operand): Handle TFmode and TImode for %y.
23757 (rs6000_generate_compare): Handle TFmode comparisons for E500
23759 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23760 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23761 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23762 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23763 TFmode for E500 double.
23764 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23765 (floatsidf2): Enable for E500 double.
23766 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23767 (extenddftf2): Change to extenddftf2_fprs.
23768 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23769 depending on TARGET_E500_DOUBLE.
23770 (extendsftf2): Enable for E500 double.
23771 (trunctfdf2): Enable for E500 double.
23772 (trunctfsf2): Change to trunctfsf2_fprs.
23773 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23774 depending on TARGET_E500_DOUBLE.
23775 (floatsitf2): Enable for E500 double.
23776 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23777 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23778 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23779 (negtf2): Change to negtf2_internal.
23780 (negtf2): New expander.
23781 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23782 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23783 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23784 (movdi_internal32): Use rs6000_nonimmediate_operand.
23785 (unnamed splitter): Likewise.
23786 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23787 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23788 (SPE64TF, DITI): New mode macros.
23789 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23792 (frob_<mode>_di_2): New.
23793 (frob_tf_di_8_2): New.
23794 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23796 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23798 (frob_ti_<mode>_8_2): New.
23799 (frob_ti_tf_2): New.
23800 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23801 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23803 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23804 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23805 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23806 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23807 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23808 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23811 2007-01-23 Ian Lance Taylor <iant@google.com>
23813 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23815 (OBJS-archive): Reformat, alphabetize.
23816 (OBJS): Change out_object_file to OBJS-md.
23818 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23820 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23821 JUMP_P and CALL_P predicates where applicable.
23822 * config/i386/i386.c: Ditto.
23823 * config/i386/i386.md: Ditto.
23824 * config/i386/mmx.md: Ditto.
23825 * config/i386/predicates.md: Ditto.
23827 2007-01-22 Andreas Schwab <schwab@suse.de>
23829 * config/m68k/m68k.h: Fix comment.
23831 2007-01-22 Jan Hubicka <jh@suse.cz>
23833 * passes.c (init_optimization_passes): Do not rerun
23834 pass_early_warn_uninitialized.
23836 2007-01-22 Richard Guenther <rguenther@suse.de>
23838 PR tree-optimization/30038
23839 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23841 (execute_cse_sincos_1): Likewise.
23842 (execute_cse_sincos): Likewise.
23843 (gate_cse_sincos): Likewise.
23844 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23845 the cexpi() canonicalization of sincos().
23846 * tree-pass.h (pass_cse_sincos): Declare.
23847 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23849 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23851 PR rtl-optimization/29329
23852 * combine.c (replaced_rhs_insn): Rename to i2mod.
23853 (replaced_rhs_value): Rename to i2mod_new_rhs.
23854 (i2mod_old_rhs): New global variable.
23855 (combine_instructions): Adjust for above change. Save a copy of
23856 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23857 note are substituted in the second instruction.
23858 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23859 ditch the note if it pertains to the second eliminated register
23860 and this register is mentioned in i2mod_old_rhs.
23863 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23865 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23866 the insn to which the note was originally attached.
23868 2007-01-21 Jan Hubicka <jh@suse.cz>
23870 * ipa-inline.c (inlining_mode): Comment, move up.
23871 (cgraph_decide_inlining_incrementally): Do not perform inlining
23872 itself; fix handling of flattening of self recursive functions.
23873 (cgraph_find_cycles): Remove.
23874 (cgraph_flatten_node): Remove.
23875 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23876 (try_inline): New function.
23877 (cgraph_early_inlining): Update call of
23878 cgraph_decide_inlining_incrementally. Apply inlining here.
23879 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23881 2007-01-21 Dirk Mueller <dmueller@suse.de>
23884 * tree-vrp.c (check_array_bounds): do not warn
23885 about ADDR_EXPR's of ARRAY_REF's which are immediately
23886 used in binary expressions.
23888 2007-01-21 Ira Rosen <irar@il.ibm.com>
23890 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23891 read_write_dep and macros for its access.
23892 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23893 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23894 argument, call vect_check_interleaving for every independent pair of
23895 data-refs. Mark loads that access the same memory location as a store
23897 (vect_check_dependences): Remove.
23898 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23899 call, fix the call to vect_analyze_data_ref_dependence.
23900 (vect_analyze_data_ref_access): For statements that access the same
23901 data-ref, check that they are not stores; for loads, check that there
23902 is no store that access the same location.
23904 2007-01-20 Roger Sayle <roger@eyesopen.com>
23905 Joseph Myers <joseph@codesourcery.com>
23907 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23908 (-fdump-rtl-stack): Likewise.
23909 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23910 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23911 (-mpt-fixed): Use @minus{} for minus sign.
23912 (Using Precompiled Headers): Fix under/overfull hbox.
23914 2007-01-20 Jan Hubicka <jh@suse.cz>
23916 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23917 place within annotation.
23919 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23921 * pa.c (output_move_double): Change array size of xoperands to 4.
23923 2007-01-20 Jan Hubicka <jh@suse.cz>
23925 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23928 2007-01-19 Ian Lance Taylor <iant@google.com>
23930 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23931 constant to unsigned HOST_WIDE_INT before negating.
23933 2007-01-19 Ian Lance Taylor <iant@google.com>
23935 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23937 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23938 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23939 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23940 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23941 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23942 (realloc_vdef, realloc_vuse): Change second parameter to
23944 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23945 fields to unsigned.
23946 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23947 unsigned. Change x and lim locals to unsigned.
23948 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23950 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23951 (copy_virtual_operands): Change i and n locals to unsigned.
23953 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23955 PR middle-end/29335
23956 * builtins.c (fold_builtin_1): Handle builtin fdim.
23958 2007-01-20 Jan Hubicka <jh@suse.cz>
23960 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23961 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23962 init_alias_heapvars.
23963 (init_alias_heapvars): Initialize only when not already initialized.
23964 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23966 2007-01-19 Roger Sayle <roger@eyesopen.com>
23968 * common.opt (fsigned-zeros): New command line option.
23969 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23970 of flag_unsafe_math_optimizations.
23971 * opts.c (set_fast_math_flags): The -ffast-math command line option
23972 implies -fno-signed-zeros.
23973 (fast_math_flags_set_p): Likewise.
23975 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23976 the documentation of -ffast-math appropriately. Wrap long lines.
23978 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23980 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23981 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23983 2007-01-19 Tomas Bily <tbily@suse.cz>
23985 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23987 (tree_init_ic_make_global_vars): New function
23988 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23989 (tree_gen_ic_profiler): New function
23990 (tree_gen_ic_func_profiler): New function
23991 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23992 (tree_profile_hooks): Added hook for indirec/virtual calls
23993 * value-prof.c (tree_find_values_to_profile): New case for
23995 (tree_values_to_profile): Call for determining indirect/virtual
23997 (tree_indirect_call_to_profile): New function
23998 (tree_ic_transform): New function
23999 (tree_ic): New function
24000 (find_func_by_pid): New function
24001 (init_pid_map): New function
24002 (tree_value_profile_transformations): Added check for
24003 indirect/virtual call transformation
24004 * value-prof.h (enum hist_type): New counter type for
24005 indirect/virtual calls
24006 (profile_hooks): Added new hook for profiling indirect/virtual
24008 * profile.c (instrument_values): New case for indirect/virtual
24010 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24011 (GCOV_COUNTER_V_INDIR): New counter type
24012 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24013 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24015 * cgraph.c: Definition of cgraph_max_pid
24016 (cgraph_create_node): Default init of pid attribute
24017 * cgraph.h: Declaration of cgraph_max_pid
24018 (struct cgraph_node): Added pid attribute
24019 * libgcov.c (__gcov_indirect_call_profiler): New function
24020 (__gcov_one_value_profiler_body): New function
24021 (__gcov_one_value_profiler): Body was moved to
24022 __gcov_one_value_profiler_body and calls it
24024 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24026 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24027 * gengtype.c (write_types_data, write_func_for_structure,
24028 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24029 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24030 (walk_type, write_func_for_structure): Generate the mark_hook if
24033 2007-01-19 Jan Hubicka <jh@suse.cz>
24035 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24036 'early' argument take inlining mode argument specifying whether to
24037 inline for size/speeed or all functions; add support for flattening;
24039 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24041 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24044 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24045 the name of the declared identifier.
24047 2007-01-19 Dirk Mueller <dmueller@suse.de>
24049 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24050 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24051 duplicate evaluation.
24053 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24055 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24056 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24057 to XFMode, use acosxf2 and truncate result to requested mode.
24058 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24059 (asin<mode>2): Similarly, with asin expanders.
24060 (*fscalexf4_i387): Rename from *fscalexf4.
24061 (expNcorexf3): New expander.
24062 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24063 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24064 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24065 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24066 patterns for SSE math.
24067 (exp10<mode>2): Similarly, with exp10 expanders.
24068 (exp2<mode>2): Similarly, with exp2 expanders.
24069 (expm1<mode>2): Similarly, with expm1 expanders.
24070 (ldexp<mode>3): Similarly, with ldexp expanders.
24071 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24072 Use gen_truncxf<mode>2_i387_noop to truncate result.
24074 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24076 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24077 for ColdFire targets.
24079 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24080 Richard Sandiford <richard@codesourcery.com>
24082 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24083 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24084 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24085 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24086 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24087 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24089 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24091 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24092 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24093 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24094 (*adddi_dilshr32_cf): New pattern.
24095 (adddi3, subdi3): Remove first alternatives.
24097 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24099 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24100 implemented using move.l, do not use its cc result for floating-point
24103 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24105 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24106 from accepting 's' constraints if flag_pic.
24108 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24110 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24111 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24112 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24113 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24115 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24117 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24118 ColdFire alternatives.
24119 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24120 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24121 architectures that support ff1 instruction.
24123 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24124 Julian Brown <julian@codesourcery.com>
24126 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24127 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24128 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24131 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24133 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24135 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24136 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24137 HOST_WIDE_INT instead of an rtx.
24138 (m68k_rtx_costs): Update call accordingly.
24139 (output_move_const_into_data_reg): Likewise. Fix formatting.
24140 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24142 (output_move_simode_const): Update calls after above changes.
24143 Rework to use automatic variables and predicates like MEM_P.
24144 * config/m68k/m68k.md (pushexthisi_const): Update call to
24147 2007-01-19 Dirk Mueller <dmueller@suse.de>
24149 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24150 in dump_flags test.
24152 2007-01-19 Richard Guenther <rguenther@suse.de>
24154 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24155 via cexp in case sincos is not available.
24157 2007-01-19 Richard Guenther <rguenther@suse.de>
24159 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24160 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24161 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24162 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24163 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24164 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24165 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24166 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24168 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24170 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24172 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24173 (atan2xf3): Directly generate RTL pattern.
24174 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24175 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24176 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24177 disable patterns for SSE math.
24178 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24179 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24180 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24181 disable patterns for SSE math.
24183 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24185 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24187 2007-01-18 Roger Sayle <roger@eyesopen.com>
24189 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24190 VIEW_CONVERT_EXPR to the same type as it's operand.
24192 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24194 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24195 configured for long double 128.
24197 2007-01-18 Mike Stump <mrs@apple.com>
24199 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24202 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24204 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24207 2007-01-18 Jan Hubicka <jh@suse.cz>
24209 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24210 greater than NUM_VOP_FREE_BUCKETS.
24212 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24214 * tree-ssa-structalias.c: Update comments.
24215 (ptabitmap_obstack): Removed.
24216 (pta_obstack): New.
24217 (oldpta_obstack): Ditto.
24218 (stats): Add a few members.
24219 (struct variable_info): Remove node, complex, address_taken, and
24220 indirect_target members. Add oldsolution member.
24221 (new_var_info): Do not initialize removed members.
24222 (constraint_expr_type): Remove INCLUDES.
24223 (constraint_graph): Add size, implicit_preds, rep,
24224 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24225 (FIRST_REF_NODE): New macro.
24226 (LAST_REF_NODE): Ditto.
24227 (FIRST_ADDR_NODE): Ditto.
24228 (find): New function.
24230 (dump_constraint): Do not handle INCLUDES.
24231 (insert_into_complex): Do not insert duplicate constraints.
24232 (condense_varmap_nodes): Renamed and rewritten into ...
24233 (merge_node_constraints): This. Also fix bug in handling of
24234 offseted copy constraints.
24235 (clear_edges_for_node): No longer need to deal with preds at all,
24236 or removing associated preds/succs.
24237 (merge_graph_nodes): Deal with indirect_cycles.
24238 Don't deal with predecessors.
24239 (add_implicit_graph_edge): New function.
24240 (add_pred_graph_edge): Ditto.
24241 (add_graph_edge): Don't deal with predecessors.
24242 (build_constraint_graph): Removed.
24243 (build_pred_graph): New function.
24244 (build_succ_graph): Ditto.
24245 (struct scc_info): Removed in_component. Added roots, dfs, and
24246 node_mapping. Remove visited_index, unification_queue.
24247 (scc_visit): Deal with union-find we do now.
24248 Deal with cycles with REF nodes.
24249 (collapse_nodes): Renamed and rewritten to ...
24250 (unify_nodes): This.
24251 (process_unification_queue): Removed.
24252 (topo_visit): Cleanup
24253 (do_da_constraint): Use find.
24254 (do_sd_constraint): Ditto.
24255 (do_ds_constraint): Ditto.
24256 (do_complex_constraint): Ditto.
24257 (init_scc_info): Update for removed and added members.
24258 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24259 (find_indirect_cycles): This.
24260 (equivalence_class): New variable.
24261 (label_visit): New function.
24262 (perform_variable_substitution): Rewritten.
24263 (free_var_substitution_info): New function.
24264 (find_equivalent_node): Ditto.
24265 (move_complex_constraints): Ditto.
24266 (eliminate_indirect_cycles): Ditto.
24267 (solve_graph): Only propagate changed bits.
24268 Use indirect cycle elimination.
24270 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24271 (tree_id_eq): Renamed to ...
24272 (tree_vi_eq): This. Update for member change
24273 (insert_id_for_tree): Renamed and rewritten to ...
24274 (insert_vi_for_tree): This.
24275 (lookup_id_for_tree): Renamed and rewritten to ...
24276 (lookup_vi_for_tree): This.
24277 (get_id_for_tree): Renamed and rewritten to ...
24278 (get_vi_for_tree): Ditto.
24279 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24280 (process_constraint): Don't handle INCLUDES.
24281 Remove special ADDRESSOF case.
24282 (find_func_aliases): Rewrite to use vi functions instead of id
24284 (create_function_info_for): Ditto.
24285 (create_variable_info_for): Ditto.
24286 (intra_create_variable_infos): Ditto.
24287 (merge_smts_into): Ditto.
24288 (find_what_p_points_to): Ditto.
24289 (init_base_vars): Ditto.
24290 (init_alias_vars): Ditto.
24291 (remove_preds_and_fake_succs): New function.
24292 (dump_sa_points_to_info): Dump new stats.
24293 (dump_solution_for_var): Use find.
24294 (set_used_smts): Fix formatting.
24295 (compute_points_to_sets): Updated for new functions.
24296 (ipa_pta_execute): Ditto.
24298 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24299 Richard Sandiford <richard@codesourcery.com>
24301 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24303 * calls.c (expand_call): If the return value is a PARALLEL,
24304 extract its first member.
24305 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24306 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24307 use FUNCTION_EXTRA_EPILOGUE.
24308 (m68k_function_value): Return a PARALLEL if the return value
24309 is of a pointer type.
24310 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24311 (FUNCTION_EXTRA_EPILOGUE): Remove.
24312 * config/m68k/m68k.md (D0_REG): New constant.
24314 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24316 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24317 output a NOP for empty epilogues.
24319 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24321 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24322 before function. Extend register save check to include all
24323 registers, not just integer ones.
24325 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24327 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24328 (m68k_use_return_insn): ...this.
24329 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24330 * config/m68k/m68k.c (use_return_insn): Rename to...
24331 (m68k_use_return_insn): ...this.
24332 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24333 of USE_RETURN_INSN.
24335 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24337 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24338 nearest even, fix denormal rounding overflow.
24340 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24342 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24343 f%$smove and f%$move.
24344 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24345 (extendsfdf2_cf): Use fdmove instead of f%&move.
24346 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24347 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24351 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24354 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24356 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24357 (coldfire_single_format): Declare.
24358 (coldfire_double_format): Likewise.
24359 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24360 of qnan_msb_set to determine the lower bits of a canonical
24362 (encode_ieee_double): Likewise.
24363 (encode_ieee_quad): Likewise.
24364 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24365 (mips_single_format): Likewise.
24366 (ieee_double_format): Likewise.
24367 (mips_double_format): Likewise.
24368 (ieee_extended_motorola_format): Likewise.
24369 (ieee_extended_intel_96_format): Likewise.
24370 (ieee_extended_intel_128_format): Likewise.
24371 (ieee_extended_intel_96_round_53_format): Likewise.
24372 (ibm_extended_format): Likewise.
24373 (mips_extended_format): Likewise.
24374 (ieee_quad_format): Likewise.
24375 (mips_quad_format): Likewise.
24376 (vax_f_format): Likewise.
24377 (vax_d_format): Likewise.
24378 (vax_g_format): Likewise.
24379 (i370_single_format): Likewise.
24380 (i370_double_format): Likewise.
24381 (decimal_single_format): Likewise.
24382 (decimal_double_format): Likewise.
24383 (decimal_quad_format): Likewise.
24384 (c4x_single_format): Likewise.
24385 (c4x_extended_format): Likewise.
24386 (real_internal_format): Likewise.
24387 (coldfire_single_format): New real_format.
24388 (coldfire_double_format): Likewise.
24389 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24390 canonical_nan_lsbs_set.
24391 (pdp11_d_format): Likewise.
24392 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24393 if TARGET_COLDFIRE_CPU.
24395 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24397 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24398 (output_call, m68k_legitimize_call_address): Declare.
24399 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24400 parenthesees. Add support for a 'W' constraint.
24401 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24402 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24403 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24404 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24406 (override_options): Initialize them. Do not set flag_no_function_cse
24407 for TARGET_ID_SHARED_LIBRARY.
24408 (m68k_output_pic_call): Delete.
24409 (m68k_legitimize_call_address): New function.
24410 (print_operand): Remove the %o prefix. Handle the %p prefix.
24411 (output_call): New function.
24412 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24413 target address from the GOT if symbolic jumps are not allowed.
24414 * config/m68k/m68k.md (call, general_operand): Do not set
24415 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24416 Merge separate flag_pic and !flag_pic define_insns into...
24417 (*call, *call_value): ...these new patterns. Match the address
24418 rather than the containing MEM and require it to be a call_operand.
24419 Use output_call to generate the asm template.
24420 * config/m68k/predicates.md (const_call_operand): New predicate.
24421 (call_operand): Likewise.
24423 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24425 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24426 (STACK_GROWS_DOWNWARD): Define to 1.
24427 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24428 comments, emphasizing that these values are only defaults.
24429 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24430 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24432 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24434 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24436 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24437 Richard Sandiford <richard@codesourcery.com>
24439 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24440 (FP_REGNO_P): New macros.
24441 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24442 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24443 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24444 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24446 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24448 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24449 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24451 * config/m68k/t-floatlib: New file, extracting common code from...
24452 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24453 * config/m68k/t-uclinux: Here.
24454 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24455 routines on ColdFire targets.
24457 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24459 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24460 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24461 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24462 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24463 explicitly set MOTOROLA to 1.
24464 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24466 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24467 Nathan Sidwell <nathan@codesourcery.com>
24469 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24470 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24471 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24472 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24473 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24474 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24475 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24476 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24477 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24478 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24479 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24480 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24481 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24482 (DBX_REGISTER_NUMBER): Delete.
24483 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24484 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24485 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24487 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24489 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24490 * config/flat.h: New file.
24491 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24492 OBJECT_FORMAT_FLAT.
24493 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24494 indirect references for -msep-data or -mid-shared-library.
24495 Do not use PC-relative code addresses either.
24496 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24498 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24499 for shared libraries and crt1.o for executables. Use crti.o and
24501 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24502 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24503 Do not add -elf2flt or -shared-lib-id options here.
24504 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24505 Pass -shared-lib-id if -mid-shared-library, taking the library
24506 identifier from -mshared-library-id if given, otherwise
24508 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24509 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24510 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24511 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24512 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24513 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24515 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24516 jump sequence for ISA A and ISA A+.
24517 (PICJUMP): Likewise.
24519 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24521 * config.gcc (m68k-*-uclinux*): Base the port on the common
24522 and m68k GNU/Linux files rather than on the generic ELF ones.
24523 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24524 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24526 2007-01-18 Julian Brown <julian@codesourcery.com>
24527 Richard Sandiford <richard@codesourcery.com>
24529 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24530 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24531 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24533 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24534 80 unconditionally.
24535 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24537 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24539 * doc/install.texi: Document m68k-uclinuxoldabi.
24540 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24541 * config/m68k/uclinux-oldabi.h: New file, copied from
24542 config/m68k/uclinux.h.
24544 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24546 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24547 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24548 (m32r_compute_frame_size): Use unsigned for regno.
24549 (m32r_reload_lr): Use gen_frame_mem.
24551 (m32r_output_function_epilogue): Don't output the function epilogue
24553 (m32r_expand_epilogue): New.
24554 (direct_return): Return false if the function has the interrupt
24556 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24557 * config/m32r/m32r.md (epilogue): New expander.
24558 (return_lr, return_rte): New insns.
24559 (return): Make it expander.
24560 (return_normal): New expander.
24562 2007-01-18 Josh Conner <jconner@apple.com>
24565 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24566 support for UNLE, UNLT, UNGE, and UNGT.
24568 2007-01-18 Jan Hubicka <jh@suse.cz>
24570 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24571 * tree-tailcall (add_virtual_phis): Likewise.
24572 (optimize_tail_call): Return TODOs.
24573 (execute_tail_calls): Return TODOs.
24574 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24575 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24577 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24578 Cleanup cfg using TODO.
24579 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24580 * passes.c (execute_function_todo): When cleanup did something, remove
24582 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24583 (make_edges): Don't cleanup_cfg.
24585 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24587 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24588 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24589 operate on the top of stack.
24590 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24591 register handling of instructions that output to the second
24593 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24594 (move_for_stack_reg): Special-case check for dead destination
24595 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24597 * config/i386/i386.md (UNSPEC_TAN): New constant.
24598 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24599 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24600 to correctly model move of constant 1.0 to top stack slot.
24601 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24602 (unnamed peephole2 pattern): Remove corresponding peephole2
24603 pattern that optimizes tan insn and loading of constant 1.0.
24604 (tanxf2): Use fptanxf4_i387.
24605 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24606 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24607 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24608 disable patterns for SSE math.
24609 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24610 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24612 2007-01-18 Dirk Mueller <dmueller@suse.de>
24613 Richard Guenther <rguenther@suse.de>
24616 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24617 * common.opt (Warray-bounds): Add new warning option.
24618 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24620 * Makefile.in: make tree-vrp.o depend on toplev.h
24621 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24623 (check_array_refs, check_array_bounds, check_array_ref): New.
24625 2007-01-18 Jan Hubicka <jh@suse.cz>
24627 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24628 (execute_ssa_ccp): Return flags conditionally.
24629 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24631 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24633 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24635 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24636 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24638 * Makefile.c (GTFILES): Add cfglayout.h.
24639 * gengtype.c (open_base_files): Likewise.
24640 * cfglayout.c (cfg_layout_function_footer,
24641 cfg_layout_function_header) Reindent to make gengtype happy.
24642 * cfglayout.h (cfg_layout_function_footer,
24643 cfg_layout_function_header): Add GTY(()) marker.
24645 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24647 2007-01-18 Ben Elliston <bje@au.ibm.com>
24649 * genautomata.c (write_automata): Include xstrerror output in the
24650 error message if writing the DFA description file fails.
24652 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24654 * config/mips/mips-protos.h (mips_output_external): Make it
24656 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24657 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24658 (extern_list): Likewise.
24659 (extern_head): Likewise.
24660 (TARGET_ASM_FILE_END): Likewise.
24661 (mips_file_end): Likewise.
24662 (mips_output_external): Rewritten.
24664 2007-01-18 Ben Elliston <bje@au.ibm.com>
24666 * genpreds.c (write_insn_preds_c): Only write out the function
24667 body for regclass_for_constraint if we have register constraints.
24669 2007-01-17 Tom Tromey <tromey@redhat.com>
24671 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24672 * doc/install.texi (Testing): Use sourceware.org.
24673 (Binaries): Likewise.
24674 (Specific): Likewise.
24675 * doc/contrib.texi (Contributors): Use sourceware.org.
24677 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24679 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24680 (AVR_ENHANCED): Rename to ...
24681 (AVR_HAVE_MUL): ... new.
24682 (avr_enhanced_p): Rename to ...
24683 (avr_have_mul_p): ... new.
24684 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24685 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24686 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24687 (avr_have_mul_p): ... new.
24688 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24689 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24690 'avr_enhanced_p' and 'enhanced'.
24691 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24692 AVR_HAVE_MUL instead of AVR_ENHANCED.
24693 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24694 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24695 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24696 instead of AVR_ENHANCED.
24697 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24698 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24699 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24701 2007-01-17 Ian Lance Taylor <iant@google.com>
24703 * vec.h (VEC_reserve_exact): Define.
24704 (vec_gc_p_reserve_exact): Declare.
24705 (vec_gc_o_reserve_exact): Declare.
24706 (vec_heap_p_reserve_exact): Declare.
24707 (vec_heap_o_reserve_exact): Declare.
24708 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24710 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24711 negative parameter.
24712 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24713 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24714 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24715 * vec.c (calculate_allocation): Add exact parameter. Change all
24717 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24718 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24719 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24720 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24721 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24722 (vec_heap_p_reserve_exact): New function.
24723 (vec_heap_o_reserve_exact): New function.
24725 2007-01-17 Jan Hubicka <jh@suse.cz>
24727 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24729 2007-01-17 Eric Christopher <echristo@apple.com>
24731 * config.gcc: Support core2 processor.
24733 2007-01-16 Jan Hubicka <jh@suse.cz>
24735 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24736 the names, just unlink the chain so we don't crash on dangling
24740 2007-01-16 Jan Hubicka <jh@suse.cz>
24742 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24743 * tree-pass.h: Reorder to make IPA passes appear toegher.
24744 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24746 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24747 parameters, do not call early inliner.
24748 * ipa-inline.c: Update comments. Include tree-flow.h
24749 (cgraph_decide_inlining): Do not compute inlining parameters.
24750 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24751 be called with function context set up.
24752 (pass_ipa_inline): Remove unreachable functions before pass.
24753 (cgraph_early_inlining): Simplify assuming to be called from the
24755 (pass_early_inline): New pass.
24756 (cgraph_gate_ipa_early_inlining): New gate.
24757 (pass_ipa_early_inline): Turn into simple wrapper.
24758 (compute_inline_parameters): New function.
24759 (gate_inline_passes): New gate.
24760 (pass_inline_parameters): New pass.
24761 (apply_inline): Move here from tree-optimize.c
24762 (pass_apply_inline): New pass.
24763 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24765 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24766 doing them by hand.
24767 (tree_function_versioning): Do not allocate dummy struct function.
24768 * tree-inline.h (optimize_inline_calls): Update prototype.
24769 * tree-optimize.c (execute_fixup_cfg): Export.
24770 (pass_fixup_cfg): Remove
24771 (tree_rest_of_compilation): Do not apply inlines.
24772 * tree-flow.h (execute_fixup_cfg): Declare.
24773 * Makefile.in (gt-passes.c): New.
24774 * passes.c: Include gt-passes.h
24775 (init_optimization_passes): New passes.
24776 (nnodes, order): New static vars.
24777 (do_per_function_toporder): New function.
24778 (execute_one_pass): Dump current pass here.
24779 (execute_ipa_pass_list): Don't dump current pass here.
24781 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24783 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24784 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24786 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24788 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24789 (strong_alias): Define.
24790 (__gcc_qmul): Provide non-FMA for soft-float.
24791 (__gcc_qdiv): Same.
24796 (__gcc_qunord): New.
24806 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24807 soft-float functions.
24808 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24809 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24810 about long double soft float.
24812 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24813 Tehila Meyzels <tehila@il.ibm.com>
24815 * tree-vectorizer.h (is_pattern_stmt_p): New.
24816 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24817 formatting (tabs instead of spaces). Cleanup and clarify setting
24818 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24819 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24820 (vectorizable_type_demotion): Check that types are integral.
24821 (vectorizable_type_promotion): Likewise.
24822 (vectorizable_store): Fix typo. Eliminate new-line at end of
24825 2007-01-16 Jan Hubicka <jh@suse.cz>
24827 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24830 2007-01-15 Eric Christopher <echristo@apple.com>
24832 * ifcvt.c: Include vec.h, vecprim.h.
24833 (check_cond_move_block): New argument regs.
24834 Reorganize. Add registers used to regs.
24835 (cond_move_process_if_block): Use regs set above as
24838 2007-01-15 Eric Christopher <echristo@apple.com>
24840 * config/darwin.h: Update copyright.
24841 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24842 (LINK_COMMAND_SPEC): Add -u.
24843 (LINK_SPEC): Fix umbrella for above.
24845 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24847 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24850 2007-01-15 Tom Tromey <tromey@redhat.com>
24852 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24853 * doc/install.texi (Testing): Don't mention jacks.
24854 (Configuration): Document --enable-java-maintainer-mode. Move
24855 --with-java-home to libgcj-specific section. Document
24857 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24859 2007-01-15 Jan Hubicka <jh@suse.cz>
24861 * tree-ssa-dce.c (DCE_TODOs): New.
24862 (propagate_necessity): Return if something changed.
24863 (eliminate_unnecessary_stmts): Likewise.
24864 (perform_tree_ssa_dce): Return TODO flags when needed.
24865 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24867 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24869 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24870 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24871 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24872 patterns using X87MODEF12 mode macro. Extend operand 1
24873 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24874 (log10<mode>2): Ditto.
24875 (log2<mode>2): Ditto.
24876 (log1p<mode>2): Ditto.
24877 (logb<mode>2): Ditto.
24878 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24879 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24880 (*fxtractxf3_i387): Rename from *fxtractxf3.
24881 (fxtract_extend<mode>xf3_i387): New insn pattern.
24882 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24883 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24884 and gen_fyl2xxf3_i387().
24886 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24888 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24889 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24890 get_loop_exit_edges. Changed return type to bool.
24891 * cfgloop.h (fix_loop_placement): Declaration removed.
24893 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24895 * param.h (MIN_VECT_LOOP_BOUND): New.
24896 * params.def (MIN_VECT_LOOP_BOUND): New.
24897 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24898 argument - minimum threshold for number of iterations.
24899 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24900 argument to declaration.
24901 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24902 MIN_VECT_LOOP_BOUND.
24903 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24904 slpeel_tree_peel_loop_to_edge with additional argument.
24905 (vect_do_peeling_for_alignment): Likewise.
24906 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24908 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24911 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24912 operands of size 1.
24914 2007-01-14 Jan Hubicka <jh@suse.cz>
24916 * tree-dfa.c (remove_referenced_var): New function.
24917 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24918 prune referenced vars list too.
24919 * tree-flow.h (remove_referenced_var): Declare.
24921 2007-01-14 Jan Hubicka <jh@suse.cz>
24923 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24925 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24926 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24927 * except.h (verify_eh_throw_table_statements): Kill prototype.
24928 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24929 into call exrepssions.
24930 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24932 * tree-cfg.c: Include pointer-set.h.
24933 (verify_node_sharing): Work on pointer set.
24934 (verify_eh_throw_stmt_node): New.
24935 (verify_stmts): Use pointers sets, verify throw_stmt.
24937 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24939 * ipa-reference.c (analyze_function): Consider also addresses taken
24942 2007-01-12 Roger Sayle <roger@eyesopen.com>
24944 * c-typeck.c (null_pointer_constant_p): Replace use of
24945 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24946 (build_c_cast): Likewise.
24948 2007-01-12 Roger Sayle <roger@eyesopen.com>
24950 * tree.h (force_fit_type_double): Remove unused final argument.
24951 * c-common.c (constant_expression_warning): Replace use of
24952 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24953 (convert_and_check): Likewise.
24954 (shorten_compare): Update call to force_fit_type_double.
24955 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24956 * convert.c (convert_to_pointer): Update call to
24957 force_fit_type_double.
24958 * fold-const.c (force_fit_type_double): Remove overflowed_const
24960 (int_const_binop, fold_convert_const_int_from_int,
24961 fold_convert_const_int_from_real, fold_div_compare,
24962 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24963 fold_abs_const, fold_not_const): Remove the final argument from
24964 calls to force_fit_type_double.
24966 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24968 * configure.ac: Set insn to "nop" for spu-*-* also.
24969 * configure: Regenerate.
24971 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24973 * builtins.def : Add BUILT_IN_FREE.
24975 2007-01-12 Jan Hubicka <jh@suse.cz>
24977 PR tree-optimization/30443
24978 * tree-inline.c (tree_function_versioning): Do not optimize when
24979 cloning for inlining.
24981 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24983 * doc/loop.texi: Document recording of loop exits.
24984 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24985 (update_single_exits_after_duplication,
24986 update_single_exit_for_duplicated_loop,
24987 update_single_exit_for_duplicated_loops): Removed.
24988 (duplicate_loop_to_header_edge): Do not call
24989 update_single_exits_after_duplication and
24990 update_single_exit_for_duplicated_loops.
24991 (loop_version): Do not update single_exit information.
24992 (fix_loop_structure): Use record_loop_exits instead of
24993 mark_single_exit_loops.
24994 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24995 the lists of loop exits.
24996 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24997 split_edge, merge_blocks): Update the lists of loop exits.
24998 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24999 loop_optimizer_init.
25000 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25001 of mark_single_exit_loops.
25002 (loop_optimizer_finalize): Call release_recorded_exits.
25003 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25004 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25005 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25006 update single exit information.
25007 * lambda-code.c (perfect_nestify): Ditto.
25008 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25009 (mark_single_exit_loops): Removed.
25010 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25011 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25012 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25014 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25015 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25016 (verify_loop_structure): Verify consistency of the exit lists.
25017 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25018 (set_single_exit): Removed.
25019 * cfgloop.h (struct loop_exit): New function.
25020 (struct loop): single_exit_ field replaced by exits field.
25021 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25022 LOOPS_HAVE_RECORDED_EXITS.
25023 (struct loops): Added exits hash.
25024 (mark_single_exit_loops, set_single_exit): Declaration removed.
25025 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25027 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25029 * doc/invoke.texi: Avoid use of @headitem.
25031 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25033 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25035 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25037 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25040 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25041 Richard Sandiford <richard@codesourcery.com>
25043 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25044 * config/m68k/m68k.opt: Resort options.
25045 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25047 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25048 Richard Sandiford <richard@codesourcery.com>
25050 * doc/invoke.texi: Document the macros that are defined by
25051 m68k's -mtune and -mhard-float options.
25052 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25053 (m68k_cpp_cpu_family): Likewise.
25054 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25055 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25056 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25057 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25058 (m68k_cpp_cpu_family): Likewise.
25060 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25062 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25063 macros besides mc68000 as tuning macros. Use a switch statement
25064 to set them and mcpu32.
25066 2007-01-12 Julian Brown <julian@codesourcery.com>
25068 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25069 (TARGET_68040_ONLY): Rename to...
25070 (TARGET_68040): ...this.
25071 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25072 * config/m68k/m68k.md: Likewise.
25074 2007-01-12 Julian Brown <julian@codesourcery.com>
25075 Nathan Sidwell <nathan@codesourcery.com>
25076 Richard Sandiford <richard@codesourcery.com>
25078 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25079 the -mcpu= argument associated with the --with-cpu setting.
25080 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25081 if different from the one implied by the -mcpu setting.
25082 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25083 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25084 * doc/invoke.texi: Mention ColdFire in the introduction to the
25085 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25086 -mno-div and -mhard-float options. Make -m68881 a synonym for
25087 -mhard-float. Document the previously-undocumented -m5206e,
25088 -m528x, -m5307 and -m5407 options. Tweak the existing option
25089 documentation for consistency.
25090 * doc/install.texi: Mention new --with-cpu arguments.
25091 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25092 default CPU if neither -mcpu nor -march are specified.
25093 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25094 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25095 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25096 using m68k_tune to decide between families that implement the
25097 same ISA. Use m68k_tune to set __mcfv4e__.
25098 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25099 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25100 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25101 (FL_ISA_C, FL_ISA_MMU): New macros.
25102 (MASK_COLDFIRE): Delete.
25103 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25104 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25105 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25106 (TARGET_HARD_FLOAT): Do not define here.
25107 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25108 (TUNE_68000): New macro.
25109 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25110 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25111 (TUNE_CFV2): Redefine in terms of m68k_tune.
25112 (uarch_type, target_device, fpu_type): New enums.
25113 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25114 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25115 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25116 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25117 (FL_FOR_isa_c): New macros.
25118 (m68k_isa): New enum.
25119 (m68k_target_selection): New structure.
25120 (all_devices, all_isas, all_microarchs): New tables.
25121 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25122 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25123 (MASK_ALL_CPU_BITS): Delete.
25124 (m68k_find_selection): New function.
25125 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25126 Map the legacy target options to a combination of the new ones.
25127 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25128 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25129 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25131 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25132 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25134 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25135 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25136 * config/m68k/m68k-devices.def: New file.
25138 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25139 Nathan Sidwell <nathan@codesourcery.com>
25141 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25142 (SUBTARGET_EXTRA_SPECS): New macros.
25143 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25144 use %(asm_cpu_spec) instead.
25145 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25146 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25147 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25148 (EXTRA_SPECS): Rename to...
25149 (SUBTARGET_EXTRA_SPECS): ...this.
25151 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25152 Richard Sandiford <richard@codesourcery.com>
25153 Julian Brown <julian@codesourcery.com>
25155 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25156 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25157 to the configuration's default CPU.
25158 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25159 Remove default masks.
25160 (m680[012]0-*-*): Set the default with_cpu to the first part of
25162 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25163 (m68k*-*-linux): Extend the --with-cpu handling to...
25164 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25165 and m68010. Don't set target_cpu_default2.
25166 * doc/install.texi: Document --with-cpu for m68k.
25167 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25168 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25169 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25170 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25171 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25172 (ASM_SPEC): Remove use of %(asm_cpu_default).
25173 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25174 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25175 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25176 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25177 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25178 (TARGET_DEFAULT): Delete.
25179 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25180 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25181 (CPP_CPU_SPEC): Delete.
25182 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25183 the appropriate string.
25184 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25185 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25186 (ASM_SPEC): Don't use %(asm_default_spec).
25187 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25188 TARGET_DEFAULT and add MASK_68881.
25189 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25191 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25193 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25194 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25195 MASK_68010 alongside MASK_68020.
25196 * doc/invoke.texi: Document -m68010.
25197 * config/m68k/m68k.opt (m68010): New.
25198 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25200 (TUNE_68010): New macro.
25201 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25202 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25203 (M68K_CPU_m68332): Add MASK_68010.
25204 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25205 fallback definition.
25206 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25208 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25209 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25210 to all entries that use MASK_68020.
25211 (output_move_simode_const, output_move_himode, output_move_qimode)
25212 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25213 instead of TARGET_68020 to select clr behavior. Remove comment
25214 about there being no TARGET_68010.
25215 * config/m68k/m68k.md: Likewise throughout.
25217 2007-01-12 Julian Brown <julian@codesourcery.com>
25219 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25220 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25221 * config/m68k/m68k.md: Likewise.
25223 2007-01-12 Julian Brown <julian@codesourcery.com>
25225 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25226 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25228 2007-01-12 Julian Brown <julian@codesourcery.com>
25230 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25231 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25232 * config/m68k/m68k.md: Likewise.
25234 2007-01-12 Julian Brown <julian@codesourcery.com>
25235 Richard Sandiford <richard@codesourcery.com>
25237 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25238 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25239 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25241 (TARGET_CPU32): Rename to...
25242 (TUNE_CPU32): ...this.
25243 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25244 (TUNE_CFV2): New macros.
25245 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25246 remove conditions that are implied by TARGET_68020.
25247 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25248 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25249 (m68k_output_function_epilogue): Likewise.
25250 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25251 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25252 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25253 non-68000 timings. Refactor multiplication and division costs.
25254 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25255 TUNE_CPU32 instead of TARGET_CPU32.
25256 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25257 and TUNE_68060 instead of TARGET_68060.
25258 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25259 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25261 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25262 && !TARGET_COLDFIRE" to choose between moveq and clr.
25263 Likewise in the unnamed movsf pattern.
25264 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25265 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25268 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25270 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25271 of tabbing before backslashes.
25273 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25275 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25276 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25277 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25279 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25281 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25282 find_interesting_uses_cond.
25283 (find_interesting_uses_cond): Use extract_cond_operands.
25284 (rewrite_use_compare): Use extract_cond_operands and
25285 force_gimple_operand_bsi. Do not call update_stmt.
25286 (determine_use_iv_cost_condition): Use extract_cond_operands.
25287 Return cheaper of using original bound and changing the exit bound.
25289 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25291 PR tree-optimization/29516
25292 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25293 most_expensive_mult_to_index, addr_to_parts,
25294 create_mem_ref, maybe_fold_tmr): Make the type of
25295 fields of TARGET_MEM_REF sizetype.
25296 (move_fixed_address_to_symbol, move_pointer_to_base):
25298 * tree.def (TARGET_MEM_REF): Add comment on types of
25301 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25303 * c-common.c (vector_types_convertible_p): Treat opaque types as
25304 always convertible if they have the same size, but not otherwise.
25306 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25308 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25309 Remove the b_unconditional field.
25310 (noce_try_sign_mask): Do not look at b_unconditional.
25311 (noce_process_if_block): Do not use merge_if_blocks. Update
25312 the CFG here. Do not set b_unconditional.
25313 (cond_move_process_if_block): Likewise.
25314 (find_cond_trap): Likewise.
25315 (check_cond_move_block): Require simple jump insns at the end
25316 of the basic block.
25318 2007-01-11 Jan Hubicka <jh@suse.cz>
25320 PR tree-optimization/1046
25321 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25322 when alias info is not ready.
25323 (pass_tail_recursion): Do not require aliasing.
25324 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25325 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25326 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25327 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25328 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25329 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25330 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25332 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25333 When aliasing is not build, mark statement as volatile.
25335 2007-01-11 Tom Tromey <tromey@redhat.com>
25337 PR preprocessor/15185, PR preprocessor/20989:
25338 * doc/cppopts.texi <-MT>: Update description of algorithm for
25339 computing default target.
25340 <-M, -MD>: Reword "basename" text.
25342 2007-01-11 Roger Sayle <roger@eyesopen.com>
25344 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25345 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25346 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25347 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25348 fold_builtin_bswap, real_constp, fold_builtin_pow,
25349 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25350 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25351 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25352 * convert.c (convert_to_pointer): Likewise.
25353 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25354 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25355 const_binop, fold_convert_const_int_from_int,
25356 fold_convert_const_int_from_real,
25357 fold_convert_const_real_from_real, sign_bit_p,
25358 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25359 fold_sign_changed_comparison, fold_unary, fold_comparison,
25360 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25361 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25362 * print-tree.c (print_node_brief, print_node): Likewise.
25363 * stor-layout.c (place_field, layout_type): Likewise.
25364 * tree-chrec.c (keep_cast): Likewise.
25365 * tree.c (build_vector, build_real, build_real_from_int_cst,
25366 build_complex): Likewise.
25368 2007-01-11 Roger Sayle <roger@eyesopen.com>
25370 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25371 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25373 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25375 * configure.ac (strict1_warn): Rename to strict_warn.
25376 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25377 cc_set_by_configure, quoted_cc_set_by_configure,
25378 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25379 all_boot_languages, all_stagestuff): Remove.
25380 (target_list): Remove bootstrap targets.
25381 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25382 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25383 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25384 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25385 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25386 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25387 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25388 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25389 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25390 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25391 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25392 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25393 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25394 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25395 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25396 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25397 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25398 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25399 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25400 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25401 (mostlyclean): Adjust.
25402 (clean, distclean): Don't mention bootstrap stuff.
25403 * configure: Regenerate.
25404 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25405 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25406 treelang/config-lang.in (stagestuff): Remove.
25407 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25408 stageprofile, stagefeedback, stagestuff): Remove mention.
25410 2007-01-11 Nick Clifton <nickc@redhat.com>
25412 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25414 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25415 (mcore_arith_K_S_operand): Run the test for the S constraint not
25416 the test for the M constraint.
25417 (mcore_addsub_operand): Do not accept integer values that are
25418 larger than 32 bits.
25419 * config/mcore/mcore.md: Remove unused constraints from split.
25420 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25421 (addsi3): Likewise.
25422 (allocate_stack): Likewise.
25423 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25424 operands to 32 bits.
25425 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25427 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25428 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25429 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25430 mcore_output_bclri, mcore_output_andn, output_inline_const,
25431 mcore_output_move, mcore_output_movedouble): Likewise.
25432 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25433 (output_inline_const): Likewise.
25434 (output_inline_const): Fix format strings used in sprintf
25436 * config/mcore/mcore-protos.h: Update prototypes for changed
25437 functions in mcore.c.
25438 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25439 HOST_WIDE_INT and not int.
25440 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25441 CONST_OK_FOR_N): Likewise.
25442 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25443 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25446 2007-01-10 Jan Hubicka <jh@suse.cz>
25448 * tree-vrp.c (remove_range_assertions): Release defs.
25449 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25450 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25452 2007-01-10 Paul Brook <paul@codesourcery.com>
25454 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25455 * config/arm/arm.md (mulsi3subsi): New insn.
25457 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25459 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25460 (tree_transform_and_unroll_loop): New.
25461 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25464 2007-01-10 Robert Kennedy <jimbob@google.com>
25466 * fold-const.c (fold_comparison): Fold comparisons like (x *
25467 1000 < 0) to (x < 0).
25469 2007-01-10 Ian Lance Taylor <iant@google.com>
25471 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25472 operands have the same priority.
25474 2007-01-10 Tom Tromey <tromey@redhat.com>
25476 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25477 (fold_binary): Likewise.
25478 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25479 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25480 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25481 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25482 * langhooks.h (struct lang_hooks): Removed field
25483 'can_use_bit_fields_p'.
25485 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25487 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25489 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25491 * function.c (get_last_funcdef_no): New function.
25492 * function.h (get_last_funcdef_no): Declare.
25493 * tree-inline.c (initialize_cfun): Add initialization.
25494 (tree_function_versioning): Cleanup.
25496 2007-01-10 Jan Hubicka <jh@suse.cz>
25498 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25501 2007-01-10 Sa Liu <saliu@de.ibm.com>
25502 Ben Elliston <bje@au.ibm.com>
25504 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25505 for SAVE_NONLOCAL and Pmode for any other save level.
25506 * spu-protos.h (spu_restore_stack_block): Declare.
25507 * spu.md (save_stack_block): Remove.
25508 (restore_stack_block): Call spu_restore_stack_block.
25509 * spu.c (spu_restore_stack_block): New function.
25510 (spu_expand_epilogue): Remove old comment.
25512 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25514 PR tree-optimization/30322
25515 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25516 (cand_value_at): Return the value as aff_tree.
25517 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25518 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25519 aff_combination_mult): New functions.
25520 (aff_combination_add): Use aff_combination_add_cst.
25521 (aff_combination_convert): Allow conversions to a wider type.
25522 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25523 * tree-affine.h (aff_combination_mult): Declare.
25525 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25527 * doc/tm.texi: Update documentation to reflect reality of exec
25528 and start file search behaviours. Update copyright year.
25529 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25530 header file directories.
25532 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25534 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25535 (*cosxf2): Rename to cosxf2_i387.
25536 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25537 using X87MODEF12 mode macro. Rename patterns to
25538 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25540 (*cosdf2, *cossf2): Ditto.
25541 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25542 to match extended input operands.
25543 (sincos<mode>3): New expander.
25544 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25545 insn patterns and corresponding splitters.
25547 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25549 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25550 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25552 2007-01-09 Nicolas Pitre <nico@cam.org>
25555 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25557 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25559 * target.h (struct gcc_target): New field library_rtti_comdat.
25560 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25561 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25562 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25563 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25565 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25567 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25569 2007-01-08 Richard Guenther <rguenther@suse.de>
25571 * tree.h (force_fit_type_double): Export.
25572 (force_fit_type): Remove.
25573 * fold-const.c (force_fit_type_double): New function.
25574 (force_fit_type): Remove.
25575 (int_const_binop): Use it.
25576 (fold_convert_const_int_from_int): Likewise.
25577 (fold_convert_const_int_from_real): Likewise.
25578 (fold_div_compare): Likewise.
25579 (fold_sign_changed_comparison): Likewise.
25580 (fold_unary): Likewise.
25581 (fold_negate_const): Likewise.
25582 (fold_abs_const): Likewise.
25583 (fold_not_const): Likewise.
25584 * c-common.c (shorten_compare): Use force_fit_type_double.
25585 * convert.c (convert_to_pointer): Likewise.
25587 2007-01-08 Richard Guenther <rguenther@suse.de>
25589 * tree.h (build_int_cst_wide_type): Export.
25590 * tree.c (build_int_cst_wide_type): New function.
25591 (build_int_cst_wide): Fix comment.
25592 * builtins.c (fold_builtin_object_size): Use build_int_cst
25593 to build -1 or 0 of the correct type. Use fit_double_type
25594 to check for overflow.
25595 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25597 (decode_field_reference): Likewise.
25598 (all_ones_mask_p): Likewise.
25599 (native_interpret_int): Use build_int_cst_wide_type.
25600 (fold_binary): Use build_int_cst_type to build an all-ones
25602 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25604 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25606 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25608 2007-01-09 Ben Elliston <bje@au.ibm.com>
25610 * genautomata.c (STATS_OPTION): New option.
25611 (stats_flag): New flag.
25612 (gen_automata_option): Handle it.
25613 (initiate_automaton_gen): Ditto.
25614 (write_automata): Output statistics only if stats_flag is
25615 set. Likewise, output time statistics only if time_flag is set.
25616 * doc/md.texi (Processor pipeline description): Document new flag.
25618 2007-01-08 Richard Guenther <rguenther@suse.de>
25620 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25621 * tree.c (build_int_cst_type): Likewise.
25622 (size_in_bytes): Don't call force_fit_type on the result.
25623 (int_fits_type_p): Use fit_double_type.
25624 * fold-const.c (fit_double_type): New function.
25625 (force_fit_type): Use it.
25626 * tree.h (fit_double_type): Export.
25628 2007-01-08 Jan Hubicka <jh@suse.cz>
25630 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25631 * ipa.c (function_and_variable_visibility): Fix return type.
25633 2007-01-08 Richard Guenther <rguenther@suse.de>
25635 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25636 of offset to build the index.
25637 * tree-pretty-print.c (dump_generic_node): Don't build negated
25638 const just for printing.
25639 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25640 * builtins.c (fold_builtin_int_roundingfn): Check if result
25641 fits the type by using force_fit_type and comparing the result.
25642 * predict.c (predict_loops): Use compare_tree_int for comparison.
25643 * tree.c (build_int_cst): Fall back to integer_type_node for
25645 (build_int_cst_wide): Assert type is non-null.
25647 2007-01-08 Roberto Costa <roberto.costa@st.com>
25649 * tree-vrp.c (extract_range_from_cond_expr): New.
25650 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25651 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25653 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25654 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25655 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25656 used as expressions.
25657 * tree-object-size.c (cond_expr_object_size): New.
25658 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25660 2007-01-08 Jan Hubicka <jh@suse.cz>
25662 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25663 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25666 2007-01-08 Richard Guenther <rguenther@suse.de>
25668 PR tree-optimization/23603
25669 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25670 (extract_range_from_binary): Fall back to truthvalue instead of
25671 varying for TRUTH_*_EXPR.
25672 (extract_range_from_comparison): Fall back to truthvalue instead of
25674 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25675 if all visited PHI values were constant.
25677 2007-01-08 Jan Hubicka <jh@suse.cz>
25679 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25680 (cgraph_analyze_function): break out from ...
25681 (cgraph_finalize_compilation_unit): ... here.
25682 (cgraph_expand_function): Remove forgoten commented out line.
25683 (cgraph_optimize): Analyze functions.
25685 2007-01-08 Jan Hubicka <jh@suse.cz>
25687 * tree-pas.h (TODO_remove_function): New flag.
25688 (TODO_update*): Renumber.
25689 (pass_ipa_increase_alignment,
25690 pass_ipa_function_and_variable_visibility): New passes.
25691 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25692 (cgraph_function_and_variable_visibility): Move to ipa.c
25693 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25694 cgraph_increase_alignment.
25695 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25696 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25697 calling tree-inline.
25698 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25699 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25700 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25701 (gate_increase_alignment): New function.
25702 (pass_ipa_increase_alignment): New pass.
25703 * ipa.c: Inline tree-pass.h and timevar.h
25704 (function_and_variable_visibility): Move here from cgraphunit.c
25705 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25706 * passes.c (init_optimization_passes): Add the two new passes.
25707 (execute_todo): Handle cgraph_remove_functions.
25709 2007-01-08 Nick Clifton <nickc@redhat.com>
25711 * config/frv/predicates.md (reg_or_0_operand): Accept
25714 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25716 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25717 * config.gcc: Add bfin*-rtems*.
25719 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25721 * c.opt: Add -flax-vector-conversions.
25722 * c-typeck.c (convert_for_assignment): Pass flag to
25723 vector_types_convertible_p to allow emission of note.
25724 (digest_init): Likewise.
25725 * c-opts.c: Handle -flax-vector-conversions.
25726 * c-common.c (flag_lax_vector_conversions): New.
25727 (vector_types_convertible_p): Unless -flax-vector conversions
25728 has been passed, disallow conversions between vectors with
25729 differing numbers of subparts and/or element types. If such
25730 a conversion is disallowed, possibly emit a note on the first
25731 occasion only to inform the user of -flax-vector-conversions.
25732 The new last argument specifies this.
25733 * c-common.h (flag_lax_vector_conversions): New.
25734 (vector_types_convertible_p): Add extra argument.
25735 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25736 char_type_node for V*QI type vectors.
25737 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25738 Update to satisfy new typechecking rules.
25739 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25740 C and C++ variants.
25741 * doc/invoke.texi (C Dialect Options): Document
25742 -flax-vector-conversions.
25744 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25746 PR tree-optimization/29877
25747 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25748 a register variable on the RHS to not be replaceable.
25750 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25751 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25752 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25753 const_simm15, const_pow2, const_npow2): Added.
25754 * config/score/misc.md (insv, extv, extzv, movmemsi,
25755 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25756 * config/score/score.c (score_address_cost, score_select_cc_mode):
25758 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25759 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25760 Update score_print_operand.
25761 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25762 Adjust register allocate order and update some macro define.
25763 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25764 mdx_block_move_straight, mdx_block_move_loop_head,
25765 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25766 mdx_block_move_loop, mdx_block_move): Added.
25767 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25768 mdp_limm): Updated and fix some bug and typo.
25769 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25770 (movsf, movdf, doloop_end): Added.
25772 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25774 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25775 config/arm/thumb2.md: Fix comment typos.
25776 * doc/extend.texi: Fix a typo.
25778 2007-01-07 Eric Christopher <echristo@apple.com>
25780 * configure.ac: Check for __stack_chk_fail for darwin.
25781 * configure: Regenerate.
25783 2007-01-07 Richard Guenther <rguenther@suse.de>
25785 * tree-vrp.c (extract_range_from_assert): CSE calls to
25786 compare_values where possible.
25787 (extract_range_from_unary_expr): Likewise.
25789 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25791 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25792 * config/avr/avr.c (call_insn_operand): Delete function.
25793 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25794 instead of register number. Use predicates.
25795 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25796 call_insn_operand): Add.
25798 2007-01-06 Jan Hubicka <jh@suse.cz>
25800 * tree-pass.h (pass_build_cgraph_edges): Declare.
25801 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25802 (visited_nodes): Remove.
25803 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25804 build_cgrpah_edges; make visited_nodes local.
25805 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25806 (record_references_in_initializer): Move to cgraphbuild.c
25807 (initialize_inline_failed, rebuild_cgraph_edges,
25808 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25809 (verify_cgraph_node): Make visited_nodes local.
25810 (cgraph_analyze_function): Do not call cgraph_create_edges and
25811 initialize_inline_failed.
25812 (cgraph_expand_function): Do not call cgraph_lower_function;
25813 assert that function is already lowered.
25814 * Makefile.in (cgraphbuild.o): New.
25815 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25816 at the end of lowering passes.
25818 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25820 * ifcvt.c (cond_move_convert_if_block): New function, code
25821 factored out from...
25822 (cond_move_process_if_block): ...here. Call the new function
25823 on the THEN and ELSE blocks.
25824 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25825 already takes care of this.
25827 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25830 * tree.h (TREE_OVERFLOW_P): New.
25831 * c-typeck.c (parser_build_unary_op): Warn only if result
25832 overflowed and operands did not.
25833 (parser_build_binary_op): Likewise.
25834 (convert_for_assignment): Remove redundant overflow_warning.
25835 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25837 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25839 * c-typeck.c (store_init_value): Split over two lines to follow
25840 the GNU coding style.
25842 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25844 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25845 __GXX_EXPERIMENTAL_CXX0X__.
25846 * doc/cpp.texi: Same.
25848 2007-01-05 Richard Guenther <rguenther@suse.de>
25850 PR middle-end/27826
25851 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25852 with mismatched types. Instead explicitly build a
25853 conversion NOP_EXPR.
25855 2007-01-05 Ian Lance Taylor <iant@google.com>
25857 * c-common.c (decl_with_nonnull_addr_p): New function.
25858 (c_common_truthvalue_conversion): Call it.
25859 * c-typeck.c (build_binary_op): Likewise.
25860 * c-common.h (decl_with_nonnull_addr_p): Declare.
25862 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25865 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25868 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25870 * doc/install.texi (Final install): Document the fact that
25871 the GNAT runtime should not be stripped.
25873 2007-01-04 Jan Hubicka <jh@suse.cz>
25875 * tree-inline.c (fold_marked_statements): Update operand caches
25876 and EH after folding
25878 2007-01-04 Ian Lance Taylor <iant@google.com>
25880 * c-common.c (check_function_nonnull): Whitespace fix.
25882 2007-01-04 Jan Hubicka <jh@suse.cz>
25884 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25885 comitted older version of patch.
25886 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25887 function, celanup cfg and collect garbage.
25889 2007-01-04 Mike Stump <mrs@apple.com>
25891 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25894 2007-01-04 Eric Christopher <echristo@apple.com>
25896 * libgcc2.c (__bswapsi2): Use SItype.
25897 (__bswapdi2): Use DItype.
25898 * libgcc2.h: Update for above.
25900 2007-01-04 Paul Brook <paul@codesourcery.com>
25902 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25903 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25904 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25905 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25906 umulsi3_highpart): Make conditional on !arm_arch6.
25907 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25908 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25909 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25910 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25911 umulsi3_highpart_v6): New insns.
25913 2007-01-04 Roger Sayle <roger@eyesopen.com>
25915 * fold-const.c (fold_convert): When casting an expression to void,
25916 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25917 have a type. Instead of attempting to build a NOP_EXPR, return
25918 these "special" trees directly.
25920 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25922 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25923 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25924 rs6000_cost->fp not 0 as adjustment for outer NEG.
25926 2007-01-04 Jan Hubicka <jh@suse.cz>
25928 * cgraph.c (cgraph_release_function_body): New function.
25929 (cgraph_remove_node): Use it.
25930 * cgraph.h (cgraph_release_function_body): Declare.
25931 * cgraphunit.c (cgraph_expand_function): Use it.
25932 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25933 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25934 is initialized and while compilation of other function is running.
25935 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25936 statement CFG annotations from here to ...
25937 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25939 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25941 * cfgloop.h (enum li_flags): Make the constants powers of two.
25943 2007-01-04 Jan Hubicka <jh@suse.cz>
25945 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25947 (fold_marked_statements): New function.
25948 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25949 * tree-inline.h (copy_body_data): Add statements_to_fold.
25951 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25953 * config.gcc: Mention libgcc/config.host.
25954 * Makefile.in: Update comments mentioning libgcc.
25955 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25956 (all.cross, start.encap, rest.encap, rest.cross): Update
25957 dependencies for libgcc move.
25958 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25959 (clean-target, clean-target-libgcc): Delete.
25960 (srcdirify, GCC_EXTRA_PARTS): New macros.
25961 (libgcc-support, libgcc.mvars): New rules.
25962 (distclean): Remove mention of mklibgcc.
25963 (install): Don't reference INSTALL_LIBGCC.
25964 (install-common): Don't reference EXTRA_PARTS.
25965 (install-libgcc, install-multilib): Delete rules.
25966 * mklibgcc.in: Delete file.
25967 * doc/configfiles.texi: Don't mention mklibgcc.
25969 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25970 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25971 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25972 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25973 (mklibgcc, ldblspecs): Likewise.
25975 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25976 (posixpre.def): Use $(T).
25977 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25978 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25979 (SHLIB_LINK): Make dummy.
25980 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25982 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25984 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25985 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25986 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25987 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25989 * configure.ac (all_outputs): Remove mklibgcc.
25990 * configure: Regenerated.
25992 2007-01-03 Josh Conner <jconner@apple.com>
25994 PR middle-end/29683
25995 * calls.c (compute_argument_addresses): Set stack and stack_slot
25996 for partial args, too.
25997 (store_one_arg): Use locate.size.constant for the size when
25998 generating a save_area.
26000 2007-01-03 Robert Kennedy <jimbob@google.com>
26002 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26003 whose definitions are deleted due to basic block merging.
26005 2007-01-03 Paul Brook <paul@codesourcery.com>
26008 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26010 (use_return_insn): Return 0 for Thumb interrupt functions.
26011 (print_multi_reg): Add rfe argument for IRQ returns.
26012 (arm_output_epilogue): Pop interrupt return address directly into PC.
26013 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26015 2007-01-03 Paul Brook <paul@codesourcery.com>
26017 Merge from sourcerygxx-4_1.
26018 * config/arm/thumb2.md: New file.
26019 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26021 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26022 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26023 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26024 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26026 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26027 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26029 * config/arm/ieee754-sf.S: Ditto.
26030 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26031 (thumb1_base_register_rtx_p): ... to this.
26032 (thumb_index_register_rtx_p): Rename...
26033 (thumb1_index_register_rtx_p): ... to this.
26034 (thumb_output_function_prologue): Rename...
26035 (thumb1_output_function_prologue): ... to this.
26036 (thumb_legitimate_address_p): Rename...
26037 (thumb1_legitimate_address_p): ... to this.
26038 (thumb_rtx_costs): Rename...
26039 (thumb1_rtx_costs): ... to this.
26040 (thumb_compute_save_reg_mask): Rename...
26041 (thumb1_compute_save_reg_mask): ... to this.
26042 (thumb_final_prescan_insn): Rename...
26043 (thumb1_final_prescan_insn): ... to this.
26044 (thumb_expand_epilogue): Rename...
26045 (thumb1_expand_epilogue): ... to this.
26046 (arm_unwind_emit_stm): Rename...
26047 (arm_unwind_emit_sequence): ... to this.
26048 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26049 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26050 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26051 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26052 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26053 thumb2_output_casesi): New functions.
26054 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26055 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26056 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26057 THUMB2_WORK_REGS): Define.
26058 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26059 arm_condexec_mask, arm_condexec_masklen)): New variables.
26060 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26061 (arm_override_options): Check new CPU capabilities.
26062 Set new architecture flag variables.
26063 (arm_isr_value): Handle v7m interrupt functions.
26064 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26066 (const_ok_for_arm): Handle Thumb-2 constants.
26067 (arm_gen_constant): Ditto. Use movw when available.
26068 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26070 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26071 (thumb_find_work_register, arm_load_pic_register,
26072 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26073 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26074 print_multi_reg, output_mov_long_double_fpa_from_arm,
26075 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26076 output_mov_double_fpa_from_arm, output_move_double,
26077 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26078 output_return_instruction, arm_output_function_prologue,
26079 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26080 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26081 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26082 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26083 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26084 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26086 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26087 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26088 (arm_file_start): Output directive for unified syntax.
26089 (arm_unwind_emit_set): Handle stack alignment instruction.
26090 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26091 Add v6t2, v7, v7a, v7r and v7m.
26092 (RETLDM): Add Thumb-2 code.
26093 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26094 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26095 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26096 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26097 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26098 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26099 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26100 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26101 ADJUST_INSN_LENGTH): Define.
26102 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26103 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26104 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26105 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26106 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26107 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26108 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26109 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26110 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26111 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26112 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26113 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26114 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26115 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26116 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26117 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26118 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26120 * config/arm/arm-tune.md: Regenerate.
26121 * config/arm/arm-protos.h: Update prototypes.
26122 * config/arm/vfp.md: Enable patterns for Thumb-2.
26123 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26124 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26125 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26126 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26127 * config/arm/libunwind.S: Add Thumb-2 code.
26128 * config/arm/constraints.md: Update include Thumb-2.
26129 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26130 * config/arm/ieee754-df.S: Ditto.
26131 * config/arm/bpabi.S: Ditto.
26132 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26133 * config/arm/predicates.md (low_register_operand,
26134 low_reg_or_int_operand, thumb_16bit_operator): New.
26135 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26136 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26137 * config/arm/t-arm-elf: Add armv7 multilib.
26138 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26140 (UNSPEC_STACK_ALIGN, ce_count): New.
26141 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26142 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26144 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26145 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26146 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26147 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26148 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26149 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26151 * doc/extend.texi: Document ARMv7-M interrupt functions.
26152 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26154 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26156 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26157 (struct _Unwind_Context): Rename args_size to flags, remove
26158 signal_frame field, add a new args_size field and version field.
26159 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26160 _Unwind_IsExtendedContext): New inline functions.
26161 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26162 Assume by_value array is only present if _Unwind_IsExtendedContext.
26163 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26164 _Unwind_IsSignalFrame.
26165 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26166 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26167 (uw_init_context_1): Initialize context->flags to
26168 EXTENDED_CONTEXT_BIT.
26169 * config/rs6000/linux-unwind.h (frob_update_context): Use
26170 _Unwind_SetSignalFrame.
26172 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26174 PR middle-end/30353
26175 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26176 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26179 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26181 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26182 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26183 RET, AT_SP): Remove.
26184 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26187 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26188 * cfgbuild.c (find_basic_blocks): Likewise.
26189 * cfgrtl.c (rtl_create_basic_block): Likewise.
26190 * function.c (temp_slots_at_level): Likewise.
26191 * reg-stack.c (stack_regs_mentioned): Likewise.
26192 * regclass.c (allocate_reg_info): Likewise.
26193 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26194 set_bb_for_stmt, move_block_to_fn): Likewise.
26195 * tree-complex.c (tree_lower_complex): Likewise.
26196 * vec.h (VEC_safe_grow_cleared): New.
26198 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26200 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26202 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26203 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26205 * cfgloopmanip.c (scale_loop_frequencies): Export.
26206 (loopify): Scale the frequencies by prescribed coefficients.
26207 (set_zero_probability): New function.
26208 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26209 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26210 and frequencies according to arguments.
26211 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26213 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26214 * modulo-sched.c (sms_schedule): Set probabilities for entering
26215 versioned loop correctly.
26216 * tree-vect-transform.c (vect_transform_loop): Ditto.
26217 * cfgloop.h (loopify, loop_version): Declaration changed.
26218 (scale_loop_frequencies): Declared.
26220 2007-01-02 Jan Hubicka <jh@suse.cz>
26222 * cgraph.c: Include tree-flow.h
26223 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26224 early_local_passes.
26225 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26226 * tree-pass.h (pass_all_early_optimizations): Declare.
26227 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26228 early_local_passes.
26229 (cgraph_analyze_function): Do early_local_passes.
26230 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26231 Do not add referenced vars.
26232 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26234 (gate_all_early_local_passes): New gate.
26235 (pass_early_local_passes): Use new gate.
26236 (execute_early_local_optimizations): New functions.
26237 (gate_all_early_optimizations): New gate.
26238 (pass_all_early_optimizations): New pass.
26239 (execute_free_datastructures): Free SSA only when initialized.
26240 (gate_init_datastructures): Init only when optimizing.
26241 (tree_lowering_passes): Do early local passes when called late.
26242 * tree-profile.c (do_tree_profiling): Don't profile functions added
26244 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26245 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26247 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26248 during early_local_passes.
26249 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26252 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26254 * Makefile.in: Update copyright year.
26256 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26258 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26259 in $(lang_checks) and check-consistency targets.
26261 2007-01-02 Jan Hubicka <jh@suse.cz>
26263 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26264 Do not add referenced vars.
26265 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26267 * passes.c (init_optimization_passes): Put mudflap_2 after
26268 free_datastructures.
26270 2007-01-02 Jan Hubicka <jh@suse.cz>
26272 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26273 Set NOTHROW flag on call statements proved to be nothrow.
26274 Update statement of local calls so new pure/const functions are
26275 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26277 (tree_rest_of_compilation): Register hooks and initialize bitmap
26278 early. Do not set after_inlining flag.
26280 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26282 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26283 HOST_BITS_PER_LONGLONG
26285 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26288 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26289 warning for non-static initializers.
26291 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26293 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26294 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26295 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26296 Always use set_unique_reg_note to add REG_EQUAL notes.
26298 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26301 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26303 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26304 * cfgbuild.c (find_basic_blocks): Likewise.
26305 * cfgrtl.c (rtl_create_basic_block): Likewise.
26306 * function.c (temp_slots_at_level): Likewise.
26307 * reg-stack.c (stack_regs_mentioned): Likewise.
26308 * regclass.c (allocate_reg_info): Likewise.
26309 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26310 set_bb_for_stmt, move_block_to_fn): Likewise.
26311 * tree-complex.c (tree_lower_complex): Likewise.
26312 * vec.h (VEC_safe_grow_cleared): New.
26314 2007-01-02 Ian Lance Taylor <iant@google.com>
26316 * c-common.c (c_common_truthvalue_conversion): When warning about
26317 using an assignment as a truth value, set TREE_NO_WARNING.
26319 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26322 * c.opt (Wold-style-declaration): New.
26323 * doc/invoke.texi (C-only Warning Options): New.
26324 (Wold-style-declaration): Document it.
26325 (Wextra): Enabled by -Wextra.
26326 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26327 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26328 -Wold-style-declaration.
26330 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26332 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26333 * cfgbuild.c (find_basic_blocks): Likewise.
26334 * cfgrtl.c (rtl_create_basic_block): Likewise.
26335 * function.c (temp_slots_at_level): Likewise.
26336 * reg-stack.c (stack_regs_mentioned): Likewise.
26337 * regclass.c (allocate_reg_info): Likewise.
26338 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26339 set_bb_for_stmt, move_block_to_fn): Likewise.
26340 * tree-complex.c (tree_lower_complex): Likewise.
26341 * vec.h (VEC_safe_grow_cleared): New.
26343 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26345 * c-common.c (c_common_nodes_and_builtins): Since variants of
26346 void_type_node get built before it is given a name, we need to
26347 give those variants the name, too.
26348 (complete_array_type): We need to work with the canonical main
26349 type of the array, from which we will build the qualified version.
26350 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26351 * print-tree.c (print_node): Display canonical type information
26353 * stor-layout.c (layout_type): When we don't know the
26354 alignment of a type for which we're building an array, we end up
26355 guessing wrong, so make the type require structural equality.
26356 * tree.c (make_node_stat): When we build a new type, it is its
26357 own canonical type.
26358 (build_type_attribute_qual_variant): When building an attribute
26359 variant, its canonical type is the non-attribute variant. However,
26360 if the attributes are target-dependent and they differ, we need to
26361 use structural equality checks for this type.
26362 (build_qualified_type): A qualified type is not equivalent to its
26363 unqualified variant; set the canonical type appropriately.
26364 (build_distinct_type_copy): When building a distinct type from
26365 another type, the new type is its own canonical type.
26366 (build_variant_type_copy): When building a new type variant, we
26367 assume that it is equivalent to the original type.
26368 (build_pointer_type_for_mode): When building a pointer type, also
26369 build a canonical type pointer.
26370 (build_reference_type_for_mode): When building a reference type,
26371 also build a canonical type reference.
26372 (build_index_type): When we can't hash an index type (e.g.,
26373 because its maximum value is negative), the index type requires
26374 structural equality tests.
26375 (build_array_type): Build the canonical form of an array type.
26376 (build_function_type): Function types require structural equality,
26377 because they contain default arguments, attributes, etc.
26378 (build_method_type_directly): Ditto for method types.
26379 (build_offset_type): Build the canonical offset type.
26380 (build_complex_type): Build the canonical vector type.
26381 (make_vector_type): Build the canonical vector type.
26382 * tree.h (TYPE_CANONICAL): New.
26383 (TYPE_STRUCTURAL_EQUALITY_P): New.
26384 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26385 (struct tree_type): Added "canonical" field.
26386 * params.h (VERIFY_CANONICAL_TYPES): New.
26387 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26388 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26389 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26390 * doc/invoke.texi (verify-canonical-types): Document --param
26391 parameter for verifying canonical types.
26393 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26395 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26396 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26397 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26398 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26400 * config/rs6000/e500.h: New.
26401 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26402 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26404 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26405 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26406 TARGET_E500_DOUBLE): Remove.
26407 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26408 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26409 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26410 * config/rs6000/rs6000.c (rs6000_override_options): Use
26411 CHECK_E500_OPTIONS.
26413 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26415 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26416 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26417 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26418 rs6000_emit_cmove): Don't check TARGET_E500.
26419 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26420 sordered): Don't check TARGET_E500.
26422 2007-01-01 Eric Christopher <echristo@apple.com>
26424 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26425 HARD_REGISTER_NUM_P.
26427 2007-01-01 Roger Sayle <roger@eyesopen.com>
26429 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26430 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26431 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26434 2007-01-01 Mike Stump <mrs@apple.com>
26436 * configure.ac: Remove support for building with Apple's gcc-3.1.
26438 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26440 PR middle-end/30311
26441 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26442 REG is a hard register. Do not modify REG before calling
26444 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26445 multiple of the size of YMODE for certain lowpart cases.
26447 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26449 PR middle-end/30253
26450 * gimplify (voidify_wrapper_expr): Update for
26451 GIMPLE_MODIFY_STMT.
26453 2007-01-01 Andreas Schwab <schwab@suse.de>
26456 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26457 save of BR0 in extra_spill_size instead of spill_size.
26458 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26460 (ia64_expand_epilogue): Restore BR0 from its new location.
26462 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26464 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26465 Use a temporary variable if the left hand side is not a gimple
26468 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26470 * gimplify.c (gimplify_return_expr): Make the temporary variable
26471 for the return expression, a gimple register variable.
26473 2007-01-01 Jan Hubicka <jh@suse.cz>
26475 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26478 2007-01-01 Mike Stump <mrs@apple.com>
26480 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26482 * config/darwin.c (machopic_select_rtx_section): Use
26483 HAVE_GAS_LITERAL16.
26484 (darwin_mergeable_constant_section): Likewise.
26485 * configure: Regenerate.
26486 * config.in: Regenerate.
26488 2007-01-01 Jan Hubicka <jh@suse.cz>
26489 Andrew Pinski <pinskia@gmail.com>
26491 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26492 before starting IPA passes.