1 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3 * config/mips/mips.c (mips_set_current_function): Temporarily
4 make this a no-op to fix bootstrap errors, pending rewrite.
6 2007-09-07 Jan Hubicka <jh@suse.cz>
8 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
11 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
13 PR tree-optimization/33299
14 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update uses
15 for all relevant loop-exit phis, not just the first.
17 2007-09-07 Richard Guenther <rguenther@suse.de>
20 * tree-ssa-operands.c (access_can_touch_variable): An access
21 of the form (*p)[0] can touch a variable of same size.
23 2007-09-07 Jan Hubicka <jh@suse.cz>
25 * passes.c (init_optimization_passes): Add simple dce and addressable
27 * tree-ssa.c (execute_update_addresses_taken): New function.
28 (pass_update_address_taken): New.
29 * tree-ssa-dse.c (execute_simple_dse): New function.
30 (pass_simple_dse): New.
31 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
33 2007-09-07 Tobias Burnus <burnus@net-b.de>
36 * doc/invoke.texi: Fix -Wstrict-overflow= table.
38 2007-09-07 Richard Guenther <rguenther@suse.de>
41 2007-09-06 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/32586
44 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
45 folding if nothing changed.
46 (simplify_unary_expression): New function. Do tree combining
47 on conversion like codes.
48 (try_to_simplify): Call it.
50 2007-09-07 Richard Guenther <rguenther@suse.de>
51 Uros Bizjak <ubizjak@gmail.com>
53 PR tree-optimization/32821
54 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
55 NULL in the call to set_bb_stmt_list.
57 2007-09-07 Richard Sandiford <richard@codesourcery.com>
59 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
60 float calls here, rather than leaving some to the caller.
61 Use call_internal_direct and call_value_internal_direct.
62 * config/mips/mips.md (call_internal_direct): New pattern.
63 (call_value_internal_direct): Likewise.
65 2007-09-07 Richard Sandiford <richard@codesourcery.com>
67 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
68 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
70 (override_options): Set mips_base_move_loop_invariants.
72 2007-09-07 Richard Sandiford <richard@codesourcery.com>
74 * config/mips/mips.opt (mcode-readable=): Move to keep list
77 2007-09-07 Richard Sandiford <richard@codesourcery.com>
79 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
80 and -mgpopt options. Adjust the -G documentation to match.
81 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
82 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
83 function, split out from mips_classify_symbol. Return false for
85 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
86 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
87 (override_options): Check whether the -mgpopt setting is consistent
89 (symbolic_expression_p): Delete.
90 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
91 and default_elf_select_rtx_section.
92 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
93 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
94 external data and TARGET_EXTERN_SDATA.
96 2007-09-07 Tobias Burnus <burnus@net-b.de>
99 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
101 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
103 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
104 FOR_BB_INSNS_SAFE instead of for loop.
105 * cse.c (cse_extended_basic_block): Likewise.
106 * postreload.c (reload_cse_regs_1): New variable next. Make sure
107 that the for loop does not invoke NEXT_INSN on a deleted insn.
108 * function.c (instantiate_virtual_regs): Likewise.
109 * lower-subreg.c (remove_retval_note): Likewise.
110 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
112 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
114 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
115 insn, if it's a jump.
116 (try_redirect_by_replacing_jump): New variable jump_p. Call
117 tablejump_p before delete_insn_chain.
118 * reload1.c (reload): New variable next. Make sure that the for
119 loop does not invoke NEXT_INSN on a deleted insn.
120 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
121 (delete_output_reload): New variable prev. Make sure the the for
122 loops do not invoke PREV_INSN on a deleted insn.
124 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
126 * cgraphbuild.c (rebuild_cgraph_edges): Export.
127 * cgraph.h (rebuild_cgraph_edges): Declare.
128 * tree-pass.h (pass_expand_omp_ssa): New.
129 * omp-low.c (find_omp_clause): Export.
130 (copy_var_decl): Split from omp_copy_decl_2.
131 (build_omp_barrier): Return the call to emit instead of emitting
133 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
135 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
136 expand_omp_for_generic, expand_omp_for_static_nochunk,
137 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
138 Adapted to work on SSA form.
139 (execute_expand_omp): Do not invalidate dominance information.
140 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
141 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
142 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
144 (force_gimple_operand): Allow gimplifying code expressions without
146 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
147 * common.opt (fopenmp-ssa): New.
148 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
149 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
150 * tree-cfg.c: Include tree-inline.h.
151 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
152 (replace_by_duplicate_decl, replace_ssa_name,
153 mark_virtual_ops_in_region): New functions.
154 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
156 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
157 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
160 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
162 * tree-loop-linear.c: Include obstack.h.
163 (linear_transform_loops): New obstack lambda_obstack.
164 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
165 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
167 * lambda.h (struct obstack): New forward declaration.
168 (lambda_linear_expression_new): New parameter of type struct
170 (lambda_loopnest_new): Likewise.
171 (lambda_loopnest_transform): Likewise.
172 (lambda_body_vector_new): Likewise.
173 (lambda_body_vector_compute_new): Likewise.
174 (gcc_loopnest_to_lambda_loopnest): Likewise.
175 (lambda_loopnest_to_gcc_loopnest): Likewise.
176 * lambda-code.c: Include obstack.h.
177 (lambda_lattice_new): New parameter lambda_obstack. Use it for
179 (lambda_body_vector_new): Likewise.
180 (lambda_linear_expression_new): Likewise.
181 (lambda_lattice_new): Likewise.
182 (lambda_loopnest_new): Likewise. Additionally use obstack to
183 allocate LN_LOOPS(ret).
184 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
185 it to lambda_lattice_new.
186 (lambda_body_vector_compute_new): New parameter lambda_obstack.
187 Pass it to lambda_body_vector_new.
188 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
189 it to lambda_lattice_new.
190 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
191 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
192 (lambda_compute_target_space): Likewise.
193 (lambda_compute_auxillary_space): New parameter lambda_obstack.
194 Pass it to lambda_lattice_compute_base and
195 compute_nest_using_fourieer_motzkin.
196 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
197 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
198 and lambda_lattice_compute_target_space.
199 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
200 Pass it to lambda_linear_expression_new.
201 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
202 to gcc_tree_to_linear_expression.
203 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
204 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
205 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
206 Pass it to lambda_body_vector_new and
207 lambda_body_vector_compute_new.
208 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
209 (lambda-code.o): Likewise.
211 2007-09-06 Chao-ying Fu <fu@mips.com>
213 * ginclude/stdfix.h: New file.
214 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
215 (convert.o): Add dependence on fixed-value.h.
216 * c-convert.c (convert): Support FIXED_POINT_TYPE.
217 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
218 to define fixed-point constants.
219 (c_cpp_builtins): Define fixed-point constants.
220 * convert.c (fixed-value.h): New include.
221 (convert_to_real): Update comment to include fixed-point.
222 Support FIXED_POINT_TYPE.
223 (convert_to_integer): Update comment to include fixed-point.
224 Support FIXED_POINT_TYPE.
225 (convert_to_complex): Support FIXED_POINT_TYPE.
226 (convert_to_fixed): New function.
227 * convert.h (convert_to_fixed): Declare.
228 * genopinit.c: Add comment about $Q for only fixed-point modes.
229 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
230 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
231 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
232 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
233 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
234 usneg_optab for fixed-point modes.
235 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
237 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
238 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
239 unsigned saturation optabs, when type is saturating.
240 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
241 (expand_fixed_convert): New function.
242 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
243 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
244 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
245 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
246 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
247 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
249 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
250 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
251 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
252 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
253 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
255 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
256 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
257 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
258 fractuns, satfractuns.
259 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
260 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
261 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
262 OTI_ssmsub_widen, OTI_usmsub_widen.
263 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
264 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
265 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
266 umsub_widen_optab, usmsub_widen_optab): Define.
267 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
269 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
271 (expand_fixed_convert): Declare.
272 * expr.c (convert_move): Support the move of fixed-point modes.
273 (emit_move_insn_1): Handle fixed-point mode to move via integer.
274 (categorize_ctor_elements_1): Handle FIXED_CST.
275 (count_type_elements): Handle FIXED_POINT_TYPE.
276 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
277 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
279 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
280 multiply and add/subtract for fixed-point types.
281 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
282 mode, we jump to binop directly.
283 Support FIXED_CONVERT_EXPR.
284 (do_store_flag): Check FIXED_CST to put a constant second.
285 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
286 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
287 (const_vector_from_tree): Support FIXED_CST.
288 * doc/extend.texi (Fixed-Point): New node.
289 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
290 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
291 satfract, fractuns, satfractuns): Document them.
293 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
295 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
296 addresses into I registers.
298 2007-09-06 Jan Hubicka <jh@suse.cz>
299 Andreas Tobler <a.tobler@schweiz.org>
301 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
303 (machopic_legitimize_pic_address): Likewise.
305 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
306 Jan Hubicka <jh@suse.cz>
308 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
309 instead of ufloat_optab->handlers directly.
310 (floatdidf2): Likewise.
312 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
314 * config/mips/mips.c: Include diagnostic.h.
315 (mips_set_current_function): Check errorcount and sorrycount
316 before generating RTL.
318 2007-09-06 Richard Sandiford <richard@codesourcery.com>
321 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
322 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
323 (print_operand_reloc): Likewise.
325 2007-09-06 Janis Johnson <janis187@us.ibm.com>
329 2007-09-06 Jan Hubicka <jh@suse.cz>
331 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
334 2007-09-06 Richard Sandiford <richard@codesourcery.com>
336 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
337 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
339 2007-09-05 Janis Johnson <janis187@us.ibm.com>
341 * optabs.c (expand_float): Convert unsigned integer as signed only
342 if it provides sufficient accuracy; add mode argument to real_2expN.
343 (expand_fix): Fix comment typos; extend binary float into mode
344 wider than destination for converion to unsigned integer; add mode
345 argument to real_2expN.
346 * real.c (real_2expN): Add mode argument to special-case decimal
348 * real.h (real_2expN): Ditto.
349 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
351 (fixed_from_string): Ditto.
352 (fixed_to_decimal): Ditto.
353 (fixed_convert_from_real): Ditto.
354 (real_convert_from_fixed): Ditto.
355 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
356 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
357 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
358 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
360 2007-09-06 Tom Tromey <tromey@redhat.com>
362 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
363 * c-pch.c (c_common_read_pch): Restore current location after
365 * tree.c (expand_location): Update.
366 (expr_filename): Changed return type. Unified the two cases.
367 (expr_lineno): Likewise.
368 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
370 * toplev.c (line_table): Changed type.
371 (general_init): Update.
372 (realloc_for_line_map): New function.
373 (general_init): Allocate line_table using GC.
374 * fix-header.c (line_table): Changed type.
375 (read_scan_file): Update.
376 (read_scan_file): Update.
377 * c-ppoutput.c (maybe_print_line): Update.
378 (print_line): Update.
379 (cb_line_change): Update.
381 (pp_file_change): Update.
382 * c-opts.c (c_common_init_options): Update.
383 (finish_options): Update.
384 (push_command_line_include): Update.
385 * c-lex.c (cb_line_change): Update.
386 (cb_def_pragma): Update.
389 (c_lex_with_flags): Use cpp_get_token_with_location.
390 * input.h (line_table): Changed type.
391 (location_from_locus): New macro.
392 * tree.h (EXPR_FILENAME): No longer an lvalue.
393 (EXPR_LINENO): Likewise.
394 (expr_locus, set_expr_locus): Declare separately for
396 (expr_filename, expr_lineno): Changed return type.
397 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
398 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
399 (expand_gimple_basic_block): Likewise.
400 * final.c (final_scan_insn): Use expanded_location.
402 2007-09-06 Richard Guenther <rguenther@suse.de>
404 PR tree-optimization/32586
405 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
406 folding if nothing changed.
407 (simplify_unary_expression): New function. Do tree combining
408 on conversion like codes.
409 (try_to_simplify): Call it.
410 * builtins.c (fold_builtin_cexp): Fold the built expressions.
411 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
413 2007-09-06 Jan Hubicka <jh@suse.cz>
416 * cse.c (fold_rtx): Avoid invalid sharing.
418 2007-09-06 Richard Sandiford <richard@codesourcery.com>
420 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
421 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
423 2007-09-06 Revital Eres <eres@il.ibm.com>
425 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
426 Fix offsettable memory reference for 750CL.
428 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
430 * reload.c (find_reloads_address_1): Try to preserve original
431 base/index regclass of operands.
432 * regrename.c (scan_rtx_address): Likewise.
433 (replace_oldest_value_addr): Likewise.
435 2007-09-06 Richard Guenther <rguenther@suse.de>
437 PR tree-optimization/33302
438 * domwalk.c (walk_dominator_tree): The exit block is
439 interesting even if it is not reachable.
441 2007-09-06 Richard Sandiford <richard@codesourcery.com>
444 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
446 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
448 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
451 2007-09-05 Ian Lance Taylor <iant@google.com>
453 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
455 (dump_generic_node): Likewise.
456 * print-rtl.c (print_decl_name): Likewise.
457 * print-tree.c (print_node_brief): Likewise.
458 (print_node): Likewise.
459 * Makefile.in (RTL_BASE_H): Add alias.h.
462 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
464 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
466 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
467 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
469 2007-09-06 Jie Zhang <jie.zhang@analog.com>
471 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
472 (tm_defines): Define UCLIBC_DEFAULT to 1.
473 (extra_options): Add linux.opt.
474 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
475 (CRT_CALL_STATIC_FUNCTION): Likewise.
476 (NO_IMPLICIT_EXTERN_C): Likewise.
477 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
478 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
479 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
480 (ENDFILE_SPEC): Don't define.
481 (LIB_SPEC): Likewise.
482 (CRT_CALL_STATIC_FUNCTION): Likewise.
483 (NO_IMPLICIT_EXTERN_C): Likewise.
484 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
485 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
487 2007-09-06 Jan Hubicka <jh@suse.cz>
489 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
492 2007-09-06 Jan Hubicka <jh@suse.cz>
494 * opts.c (common_handle_option): Enable inlining functions for
497 2007-09-06 Jakub Jelinek <jakub@redhat.com>
499 * builtin-attrs.def (ATTR_NONNULL_3): New.
500 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
501 ATTR_NOTHROW_NONNULL_##FA.
502 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
503 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
504 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
505 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
506 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
507 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
508 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
510 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
511 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
512 ATTR_FORMAT_NOTHROW_3_4): Remove.
513 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
514 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
515 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
516 instead of ATTR_FORMAT_*_*.
518 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
520 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
521 parts re-used for REG_FRAME_RELATED_EXPR.
523 2007-09-05 Janis Johnson <janis187@us.ibm.com>
525 * optabs.c (expand_float): Convert unsigned integer as signed only
526 if it provides sufficient accuracy; add mode argument to real_2expN.
527 (expand_fix): Fix comment typos; extend binary float into mode
528 wider than destination for converion to unsigned integer; add mode
529 argument to real_2expN.
530 * real.c (real_2expN): Add mode argument to special-case decimal
532 * real.h (real_2expN): Ditto.
533 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
535 (fixed_from_string): Ditto.
536 (fixed_to_decimal): Ditto.
537 (fixed_convert_from_real): Ditto.
538 (real_convert_from_fixed): Ditto.
539 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
540 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
541 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
542 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
544 2007-09-05 Ian Lance Taylor <iant@google.com>
546 * init-regs.c (initialize_uninitialized_regs): Call
547 emit_insn_before rather than add_insn_before.
549 2007-09-05 Jakub Jelinek <jakub@redhat.com>
551 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
552 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
553 * tree-inline.h (copy_body_data): Add call_expr field.
554 * tree-inline.c (expand_call_inline): Initialize call_expr.
555 (copy_bb): Append anonymous inline fn arguments to arguments
556 when inlining a CALL_EXPR_VA_ARG_PACK call.
557 * builtins.c (expand_builtin): Issue an error if
558 BUILT_IN_VA_ARG_PACK is seen during expand.
559 (fold_call_expr, fold_builtin_call_array): Don't fold
560 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
561 __builtin_va_arg_pack () call as last argument.
562 * gimplify.c (gimplify_call_expr): If last argument to a vararg
563 function is __builtin_va_arg_pack (), decrease number of call
564 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
565 * expr.c (expand_expr_real_1): Issue an error if
566 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
567 * tree-pretty-print.c (dump_generic_node): Handle printing
568 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
569 * doc/extend.texi (__builtin_va_arg_pack): Document.
571 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
573 PR tree-optimization/21513
574 * builtins.c (build_builtin_expect_predicate): New function.
575 (fold_builtin_expect): Add argument for expected value.
576 Distribute __builtin_expect over short-circuiting operations.
577 Fold nested builtin_expects.
578 (fold_builtin_2): Adjust call to fold_builtin_expect.
580 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
583 PR tree-optimization/13756
584 * doc/invoke.texi (Options That Control Optimization): Document
587 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
589 * gcc/config/i386/cpuid.h: New file.
590 * gcc/config/i386/driver-i386.c: Include cpuid.h.
591 (describe_cache): Shrink size and line strings to 100 bytes.
592 (detect_caches_amd): Return "" for unsupported max_ext_level.
593 Use __cpuid function.
594 (detect_caches_intel): Return "" for unsupported max_level.
595 Use __cpuid function.
596 (host_detect_local_cpu): Change feature flag variables to
597 unsigned int. Initialize only extended feature flag variables.
598 Use __get_cpuid_max to determine max supported cpuid level.
599 Use __cpuid function to determine supported features. Fix
600 calculation of family id. Remove is_amd and check signature
601 directly. Check for Geode signature. Handle family 4 id.
602 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
603 cpu discovery code to lower part of the function.
604 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
605 for sub-architecture.
606 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
607 [PROCESSOR_K8]: Add k8-sse3 architecture.
608 [PROCESSOR_NOCONA]: Remove.
609 [PROCESSOR_GENERIC64]: Ditto.
610 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
611 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
612 to check for SSE and FXSAVE support.
613 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
614 Add -minline-all-stringops.
615 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
618 2007-09-05 Jie Zhang <jie.zhang@analog.com>
620 * config/bfin/linux-unwind.h: New file.
621 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
622 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
624 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
626 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
627 * stmt.c: Include alloc-pool.h.
628 (struct case_node): Remove GTY marker.
629 (add_case_node): New parameter case_node_pool. Use it for
631 (expand_case): New allocation pool case_node_pool. Initialize it,
632 pass to add_case_node and free it.
634 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
635 David Ung <davidu@mips.com>
636 Nigel Stephens <nigel@mips.com>
638 Add mips16/nomips16 function attributes and -mflip-mips16 option
639 for testing mixed-mode compilation.
641 * config/mips/mips.opt (mflip-mips16): New.
643 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
644 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
646 * config/mips/mips.c (mips_base_target_flags): New.
647 (mips_base_mips16): New.
648 (mips_base_schedule_insns): New.
649 (mips_base_reorder_blocks_and_partition): New.
650 (mips_base_align_loops): New.
651 (mips_base_align_jumps): New.
652 (mips_base_align_functions): New.
653 (mips16_flipper): New.
654 (mips_attribute_table): Add "mips16" and "nomips16" entries.
655 (TARGET_SET_CURRENT_FUNCTION): Define.
656 (mips_mips16_type_p, mips_nomips16_type_p): New.
657 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
658 (mips_function_ok_for_sibcall): Make it deal with functions with
660 (mips_init_split_addresses): New, split out from override_options.
661 (mips_init_relocs): New, split out from override_options.
663 (mips_set_mips16_mode): New, split out from override_options.
664 (mips_set_current_function): New.
665 (override_options): Add sorry for unsupported mips16/pic
666 combination. Remove error for mips16/dsp combination. Save
667 base option settings.
668 (mips_file_start): Move mips16 mode setting output from here....
669 (mips_output_function_prologue): ....to here.
670 (mips_output_mi_thunk): Check for mips16 function.
671 (build_mips16_function_stub): Don't set .mips16 here.
672 (build_mips16_call_stub): Likewise.
673 (mips_expand_builtin): Error in mips16 mode.
674 (mips_use_mips16_mode_p): New.
675 (mips_encode_section_info): Check for mips16 function, and set
676 SYMBOL_REF_FLAGS accordingly.
678 * doc/extend.texi (Function Attributes): Document new
679 mips16/nomips16 attributes.
680 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
681 (MIPS Options): Document -mflip-mips16.
683 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
685 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
686 if we encounter TLS address in MIPS16 mode.
687 (mips_legitimize_const_move): Check cannot_force_const_mem for
688 the (const (plus symbol offset)) case; this forces invalid TLS
689 address in MIPS16 mode to be caught by the above call to sorry.
690 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
691 because that now enables emutls, which is not ABI compatible
692 with native TLS in non-MIPS16 mode.
694 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
696 Add target hook invoked when cfun changes.
698 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
699 * target.h (struct gcc_target): Add set_current_function.
700 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
701 (TARGET_INITIALIZER): Add initializer for set_current_function.
702 * tree.h (push_struct_function): New.
703 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
706 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
708 (push_function_context_to): Use allocate_struct_function
709 to create null context, not init_dummy_function_start. Use set_cfun.
710 (pop_function_context_from): Use set_cfun.
711 (in_dummy_function): New.
712 (invoke_set_current_function_hook): New.
714 (push_cfun, pop_cfun): Use set_cfun.
715 (push_struct_function): New.
716 (allocate_struct_function): Call invoke_set_current_function_hook
718 (prepare_function_start): Don't set cfun here. Remove unused
719 argument; fix all callers.
720 (init_dummy_function_start): Fiddle with in_dummy_function. Call
721 push_struct_function.
722 (init_function_start): Set cfun here.
723 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
724 * omp-low.c (create_omp_child_function): Use push_struct_function
725 and pop_cfun to save/restore state.
726 (expand_omp_parallel): Remove unused saved_cfun variable.
727 * cgraphunit.c (ipa_passes): Use set_cfun.
728 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
729 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
730 * matrix-reorg.c (transform_allocation_sites): Likewise.
731 (matrix_reorg): Use set_cfun.
732 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
733 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
734 assignment to cfun; use set_cfun for the other.
735 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
736 (dump_function_to_file): Use push_cfun/pop_cfun here.
737 * c-decl.c (finish_function): Use set_cfun.
739 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
741 * regrename.c (rerename_optimize): Use deferred rescanning and
742 insert explicit calls to rescan insns when changed.
744 2007-09-05 Jan Hubicka <jh@suse.cz>
746 * optabs.c (libfunc_entry): Change optab to integer.
747 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
748 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
749 of pointers for hashing.
751 2007-09-05 Jan Hubicka <jh@suse.cz>
753 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
755 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
756 * see.c (pass_see): Likewise.
757 * tracer.c (pass_tracer): Likewise.
758 * postreload-gcse.c (pass_gcse2): Likewise.
759 * postreload.c (pass_postreload_cse): Likewise.
760 * mode-switching.c (pass_mode_switching): Likewise.
761 * modulo-sched.c (pass_sms): Likewise.
762 * cse.c (cse_insn): Likewise.
763 * web.c (pass_web): Likweise.
764 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
765 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
766 * loop-init.c (pass_rtl_loop_init): Likewise.
767 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
768 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
769 * global.c (pass_global_alloc): Likewise.
770 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
771 pass_if_after_reload): Likewise.
772 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
773 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
774 * regmove.c (pass_regmove): Likewise.
775 * function.c (pass_thread_prologugues_epilogues): Likewise.
776 * gcse.c (pass_gcse): Likewise.
777 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
778 * lower-subreg.c (pass_lower_subreg2): Likewise.
779 * bt-load.c (pass_branch_target_load): Likewise.
780 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
781 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
782 * combine.c (pass_combine): Likewise.
783 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
784 (pass_partition_blocks): Likewise.
785 * var-tracking.c (pass_variable_track): Likewise.
786 * reg-stack.c (pass_stack_regs_run): Likewise.
787 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
788 * passes.c (pass_postreload): Likewise.
789 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
790 * tree-pass.h (TODO_verify_rtl_sharing): New.
791 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
792 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
793 TODO_set_props, TODO_df_finish, TODO_df_verify,
794 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
796 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
798 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
799 fold_real_zero_addition_p, reorder_operands_p,
800 div_if_zero_remainder, fold_undefer_overflow_warnings,
801 int_binop_types_match_p, fold_convert_const_int_from_int,
802 fold_convert_const_int_from_real,
803 fold_convert_const_int_from_fixed,
804 fold_convert_const_real_from_real,
805 fold_convert_const_real_from_fixed,
806 fold_convert_const_fixed_from_fixed,
807 fold_convert_const_fixed_from_int,
808 fold_convert_const_fixed_from_real, maybe_lvalue_p,
809 fold_checksum_tree, fold_check_failed, print_fold_checksum,
810 debug_fold_checksum, multiple_of_p): Constify.
811 * tree-flow-inline.h (get_lineno): Likewise.
812 * tree-flow.h (get_lineno): Likewise.
813 * tree-object-size.c (compute_object_offset, addr_object_size,
814 alloc_object_size, pass_through_call): Likewise.
815 * tree-pretty-print.c (op_symbol, print_call_name,
816 print_struct_decl, do_niy): Likewise.
817 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
818 debug_fold_checksum): Likewise.
820 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
823 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
824 note, remove the associated REG_RETVAL note.
826 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
828 * config.gcc (powerpc*-*-*): Install
829 spu2vmx.h, vec_types.h, and si2vmx.h headers.
830 * config/rs6000/spu2vmx.h: New header.
831 * config/rs6000/si2vmx.h: New header.
832 * config/rs6000/vec_types.h: New header.
834 2007-09-05 Ben Elliston <bje@au.ibm.com>
836 * varasm.c (initializer_constant_valid_p): Fix comment typo.
838 2007-09-05 Ben Elliston <bje@au.ibm.com>
840 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
842 (__stdcx): Make asm volatile.
843 (__stwcx, __stdcx): Return only 0 or 1.
845 2007-09-05 Jan Hubicka <jh@suse.cz>
849 2007-09-04 Jan Hubicka <jh@suse.cz>
850 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
852 2007-09-04 Richard Guenther <rguenther@suse.de>
853 * tree-ssa-operands.c (add_virtual_operand): Only mark
854 stores as has_volatile_ops if alias information is not available.
856 2007-09-05 Jakub Jelinek <jakub@redhat.com>
858 * config/rs6000/tramp.asm: Include config.h.
859 Check __PIC__ or __pic__ macro instead of SHARED.
861 PR rtl-optimization/32300
862 * see.c (see_copy_insn): New function.
863 (see_def_extension_not_merged, see_merge_one_use_extension,
864 see_merge_one_def_extension): Use it. Avoid changing
865 PREV_INSN/NEXT_INSN chains directly, insted emit insns
866 into sequences. Call df_insn_delete on temporary insns
867 that won't be emitted into the insn stream.
868 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
869 and run df_process_deferred_rescans () before run_fast_dce.
871 PR tree-optimization/33017
872 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
873 recurse for pure or const function calls.
875 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
877 * c-format.c: Include alloc-pool.h.
878 (check_format_info_main): New argument fwt_alloc. Use allocation
879 pool instead of GC. Remove GC deallocation code.
880 (check_format_arg): Create allocation pool, pass it to
881 check_format_info_main and free it afterwards.
882 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
884 2007-09-05 Ben Elliston <bje@au.ibm.com>
886 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
887 Rename count macro arugment for clarity.
888 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
889 (__protected_stream_set): Likewise, pass 0.
891 2007-09-04 Jan Hubicka <jh@suse.cz>
893 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
895 2007-09-04 Jan Hubicka <jh@suse.cz>
897 * invoke.texi (-finline-small-functions): Document.
898 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
899 when deciding what is inlinable.
900 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
901 (cgraph_decide_inlining_of_small_function): Handle new flags.
902 (cgraph_decide_inlining_incrementally): Likewise.
903 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
904 * common.opt (finline-small-functions): New.
905 * Makefile.in (build/gengtype.o-warn): Work around PR29478
907 2007-09-04 Richard Guenther <rguenther@suse.de>
909 * tree-ssa-operands.c (add_virtual_operand): Only mark
910 stores as has_volatile_ops if alias information is not available.
912 2007-09-04 Andrew Haley <aph@redhat.com>
914 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
916 2007-09-04 Andrew Haley <aph@redhat.com>
918 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
919 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
920 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
922 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
925 * common.opt: Mention ABI version 2 in comment.
927 2007-09-04 Jan Hubicka <jh@suse.cz>
929 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
930 (libfunc_entry): New structure.
931 (libfunc_hash): New hashtable.
932 (hash_libfunc): New function.
933 (eq_libfunc): New function.
934 (convert_optab_libfunc): New function.
935 (optab_libfunc): New function.
936 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
937 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
938 expand_float, expand_fix, new_optab, new_convert_optab):
939 Update for new libfunc API.
940 (init_libfunc, init_integral_libfuncs,
941 init_floating_libfuncs, init_interclass_conv_libfuncs
942 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
943 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
944 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
945 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
946 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
947 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
948 gen_extend_conv_libfunc): New.
949 (init_one_libfunc): Revamp for hashtables.
950 (set_conv_libfunc): Likewise.
951 (init_optabs): Initialize hashtable; use lazy initialization where
953 * optabs.h (optab_handlers): Move out of GGC.
954 (optab, convert_optab): Move out of GGC; add lazy gen info.
955 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
956 (optab_libfunc, convert_optab_libfunc): New.
957 * builtins.c (expand_builtin_powi): Update for new API.
958 * expr.c (convert_move): Likewise.
959 * expmed.c (expand_divmod): Likewise.
961 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
963 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
964 GOT pointer only if there is a constant pool. Use the allocated space
967 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
969 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
972 2007-09-04 Revital Eres <eres@il.ibm.com>
973 Richard Guenther <rguenther@suse.de>
974 R. Clint Whaley <whaley@cs.utsa.edu>
976 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
978 * tree-tailcall.c (process_assignment): Use -fassociative-math
979 when reodering operands of floating-point type.
980 * fold-const.c (fold_comparison, fold_binary): Use
981 -fassociative-math and -freciprocal-math instead of
982 -funsafe-math-optimization flag.
983 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
984 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
985 -freciprocal-math instead of -funsafe-math-optimizations.
986 * opts.c (set_fast_math_flags): Set -freciprocal-math and
987 -fassociative-math when -ffast-math is set.
988 (set_unsafe_math_optimizations_flags): New Function
989 to set -freciprocal-math and -fassociative-math when
990 -funsafe-math-optimizations is set.
991 (common_handle_option): Call it.
992 * tree-vectorizer.c (vect_is_simple_reduction): Use
993 -fassociative-math when doing reduction on floats.
994 * loop-unroll.c (analyze_insn_to_expand_var): Use
995 -fassociative-math when expanding an accumulator of type float.
996 * simplify-rtx.c (simplify_binary_operation_1): Use
997 -fassociative-math and -freciprocal-math when reordeing operands
998 of floating-point type.
999 * combine.c (combine_simplify_rtx): Likewise.
1000 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1002 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1004 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1007 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1009 2007-09-04 Jan Hubicka <jh@suse.cz>
1011 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1013 2007-09-04 Jan Hubicka <jh@suse.cz>
1015 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1016 and corresponding MATCH_DUP.
1018 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1021 * combine.c (subst): Do not try to simplify X if it represents load
1022 of FP constant from the constant pool via float extension.
1024 2007-09-04 Ben Elliston <bje@au.ibm.com>
1026 * c-opts.c: Include "tm_p.h".
1027 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1029 2007-09-04 Richard Guenther <rguenther@suse.de>
1031 PR tree-optimization/33291
1032 * tree-pretty-print.c (dump_generic_node): Dump all
1033 qualifiers for pointer types, not only first. Dump
1034 qualifiers for aggregate types as well.
1035 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1036 use the canonical type for building ARRAY_REFs.
1037 * gimplify.c (canonicalize_addr_expr): Clean up. The
1038 correct validness check is compatibility of the pointer
1039 types. Always use the canonical type for building
1040 ARRAY_REFs and ADDR_EXPRs.
1041 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1042 change that disabled propagation of ADDR_EXPRs into statements
1045 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1047 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1048 (umulsi3_highpart): Make into expanders; existing insns are
1049 now named *[insn]_nov6. Add stars to existing [insn]_v6
1050 counterparts' names.
1052 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1054 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1055 (unprotoize.o): Remove SHLIB_MULTILIB.
1057 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1059 * doc/extend.texi: Document progmem attribute for AVR.
1061 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1064 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1066 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1068 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1071 * optabs.c: Remove unnecessary forward declarations.
1072 (expand_unop_direct): New, broken out of expand_unop.
1073 (expand_doubleword_clz): New.
1074 (expand_ctz): Move above expand_ffs. Use
1075 start_sequence, end_sequence, add_equal_note, and
1076 expand_unop_direct. Add more commentary.
1077 (expand_ffs): Try both ctz optab and expand_ctz.
1078 Generate a test and branch if the hardware doesn't give us
1079 a useful value for input zero. Style improvements similar to
1082 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1084 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1086 * config.gcc: Delete stanza for arm-semi-aof and
1087 armel-semi-aof targets.
1088 * config/arm/arm-protos.h
1090 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1091 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1092 delete aof_pic_label and remove mention of AOF in comments.
1093 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1095 * config/arm/semiaof.h
1096 * config/arm/t-semi: Delete file.
1098 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1100 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1101 CONST_CAST_BB): New macros for type-specific casts.
1102 (CONST_CAST): Add a TYPE parameter and define it in terms of
1105 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1106 * c-lex.c (cb_ident, lex_string): Likewise,
1107 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1108 * config/i386/i386.c (ix86_function_regparm,
1109 ix86_function_sseregparm): Use CONST_CAST_TREE.
1110 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1112 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1113 give_switch, set_multilib_dir): Likewise,
1114 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1115 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1116 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1117 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1118 * prefix.c (update_path): Likewise,
1119 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1120 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1121 * tree-cfg.c (tree_can_merge_blocks_p,
1122 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1123 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1124 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1125 (attribute_list_contained): Use CONST_CAST_TREE.
1127 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1129 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1131 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1134 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1135 before forcing them into a register.
1137 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1139 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1140 rather than define_code_macro.
1142 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1144 * gcc.c (xputenv): New function.
1145 (putenv_from_prefixes): Use xputenv instead of putenv.
1146 (process_command): Use xputenv instead of putenv.
1147 (set_collect_gcc_options): Use xputenv instead of putenv.
1148 (main): Use xputenv instead of putenv.
1150 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1152 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1153 availability of swap instruction.
1154 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1156 2007-09-03 Revital Eres <eres@il.ibm.com>
1158 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1161 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1162 Ayal Zaks <zaks@il.ibm.com>
1163 Revital Eres <eres@il.ibm.com>
1165 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1166 compute_split_row): New functions.
1167 (ps_unschedule_node): Remove.
1168 (normalize_sched_times): Iterate over the already scheduled
1169 insns instead of the number of nodes.
1170 (MAX_SPLIT_NUM): New definition.
1171 (sms_schedule_by_order): Change the scheduling heuristic to
1172 avoid useless increases of initiation interval ii.
1173 (get_sched_window): Add dump printouts.
1175 2007-09-02 David Daney <ddaney@avtrex.com>
1177 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1178 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1179 (optab, insn): Add more attributes.
1180 (fetchop_bit): New code macro.
1181 (immediate_insn): New code macro attribute.
1182 (sync): Change condition to ISA_HAS_SYNC.
1183 (rdhwr): Change predicate for operand 0 to register_operand.
1184 (memory_barrier): New expand.
1185 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1186 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1187 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1188 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1189 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1190 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1191 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1192 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1193 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1195 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1196 Hans-Peter Nilsson <hp@axis.com>
1198 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1199 Defined to describe availability and behavior of CLZ.
1200 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1201 * config/cris/cris.opt: Tweak comment for "-metrax4".
1202 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1203 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1204 (count_leading_zeros): Define.
1206 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1208 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1210 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1213 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1216 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1218 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1219 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1220 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1221 sched-deps.c, sched-int.h, system.h, target.h,
1222 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1223 tree.def: Fix comment typos.
1225 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1227 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1228 (override_options): Turn on -mstrict-align on non-ColdFire
1230 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1232 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1234 * c-common.c (const_strip_array_types): Delete.
1235 * c-common.h (const_strip_array_types): Likewise.
1236 * emit-rtl.c (const_next_insn, const_previous_insn,
1237 const_next_nonnote_insn, const_prev_nonnote_insn,
1238 const_next_real_insn, const_prev_real_insn,
1239 const_next_active_insn, const_prev_active_insn, const_next_label,
1240 const_prev_label): Delete.
1241 * gimple-low.c (block_may_fallthru): Use expr_last.
1242 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1243 * rtl.h (const_previous_insn, const_next_insn,
1244 const_prev_nonnote_insn, const_next_nonnote_insn,
1245 const_prev_real_insn, const_next_real_insn,
1246 const_prev_active_insn, const_next_active_insn, const_prev_label,
1247 const_next_label): Delete.
1248 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1249 * system.h (CONST_CAST): Update comment.
1250 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1251 (const_first_stmt, const_last_stmt): Delete.
1252 (tree_block_ends_with_condjump_p): Use last_stmt.
1253 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1254 * tree-iterator.c (const_expr_first, const_expr_last,
1255 const_expr_only): Delete.
1256 * tree.c (const_lookup_attribute): Likewise.
1257 (attribute_list_contained): Use lookup_attribute.
1258 * tree.h (const_lookup_attribute, const_expr_first,
1259 const_expr_last, const_expr_only): Delete.
1261 2007-09-01 Richard Guenther <rguenther@suse.de>
1263 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1264 instead of TREE_THIS_VOLATILE.
1265 * tree-ssa-operands.c (add_virtual_operand): Do not set
1266 has_volatile_ops. Do not check s_ann for NULL.
1267 (get_indirect_ref_operands): Likewise.
1268 (get_expr_operands): Likewise. For all reference trees
1269 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1270 check base of reference for TREE_THIS_VOLATILE.
1272 2007-09-01 Richard Guenther <rguenther@suse.de>
1274 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1275 between integral types. Also allow conversions between
1278 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1280 * optabs.c (prepare_float_lib_cmp): Use
1281 libgcc_cmp_return_mode instead of word_mode.
1282 * config/dfp-bit.h: Likewise.
1283 * config/fp-bit.h: Likewise.
1284 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1286 (spu_libgcc_shift_count_mode): New function.
1287 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1288 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1290 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1292 * tree-pretty-print.c: Include output.h.
1293 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1294 HOST_WIDE_INT_PRINT_DEC.
1295 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1297 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1299 PR rtl-optimization/33224
1300 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1301 to the analysed region.
1303 2007-08-31 Richard Guenther <rguenther@suse.de>
1305 * function.c (allocate_struct_function): Do not set
1306 current_function_returns_pointer.
1307 * function.h (struct var_refs_queue): Remove.
1308 (struct simple_obstack_stack): Likewise.
1309 (struct function): Remove fixup_var_refs_queue member.
1310 Remove returns_pointer flag.
1311 (current_function_returns_pointer): Remove define.
1313 2007-08-31 Nick Clifton <nickc@redhat.com>
1315 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1316 secondary keys in order to obtain a stable sort.
1318 2007-08-31 Nick Clifton <nickc@redhat.com>
1321 * config/m32r/constraints.md: Add W constraint for integer zero.
1322 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1323 Fix length calculation by using alternatives.
1325 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1327 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1328 split out from expand_binop.
1329 (avoid_expensive_constant): New function.
1330 (expand_binop_directly): Remove commutative_op argument and
1331 (expand_binop_directly): Remove commutative_op argument and
1332 call cummutative_optab_p instead. Do not change op0 or op1
1333 when swapping xop0 and xop1. Apply avoid_expensive_constant
1334 to each argument after potential swapping. Enforce the
1335 canonical order of commutative operands.
1336 (expand_binop): Use shift_optab_p and commutative_optab_p.
1337 Update the calls to expand_binop_directly. Only force constants
1338 into registers when widening an operation. Only swap operands
1339 once a direct expansion has been rejected.
1340 (expand_twoval_binop): Only force constants into registers when
1341 using a direct expansion.
1343 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1345 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1346 (sched_analyze_insn): Don't postprocess speculative dependencies when
1347 target has no scheduling.
1348 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1349 'uninitialized' warning.
1351 2007-08-31 Richard Guenther <rguenther@suse.de>
1353 * tree.c (build_complex_type): Always set TYPE_NAME for
1356 2007-08-31 Olivier Hainque <hainque@adacore.com>
1358 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1359 internal macro. Default alignment factor for csect directives, chosen
1360 to match what BIGGEST_ALIGNMENT allows.
1361 (DATA_SECTION_ASM_OP): Use it.
1362 * config/rs6000/rs6000.c
1363 (rs6000_xcoff_output_readonly_section_asm_op):
1364 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1365 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1367 2007-08-31 Olivier Hainque <hainque@adacore.com>
1369 * dbxout.c (dbxout_block): Move declaration within the first
1370 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1371 block to include the definition, together with the associated
1374 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1375 Revital Eres <eres@il.ibm.com>
1377 * doc/invoke.texi (-mpaired): Document flag.
1378 * config.gcc: Include paired.h in powerpc extra_headers and
1379 750cl.h in powerpc-*-linux*paired*.
1380 * config/rs6000/rs6000.opt (-mpaired): New flag.
1381 * config/rs6000/rs6000.c (paired_init_builtins,
1382 paired_expand_builtin, paired_expand_lv_builtin,
1383 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1384 New functions to support the paired single builtin functions.
1385 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1386 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1388 (bdesc_paired_preds): New structure for paired predicate
1390 (rs6000_expand_builtin): Expand paired single builtins.
1391 (rs6000_init_builtins): Init paired single builtins.
1392 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1393 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1394 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1395 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1396 (rs6000_vector_mode_supported_p): Support paired vector mode.
1397 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1398 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1400 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1401 (DATA_ALIGNMENT): Likewise.
1402 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1403 (rs6000_builtins): Add PAIRED builtins.
1404 * config/rs6000/rs6000.md: Include paired.md.
1405 * config/rs6000/paired.h: New.
1406 * config/rs6000/paired.md: New.
1407 * config/rs6000/750cl.h: New.
1408 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1410 2007-08-30 Ollie Wild <aaw@google.com>
1412 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1413 * gcc.c (default_compilers): Add -fno-directives-only to
1414 @assembler-with-cpp.
1416 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1420 * regclass.c (initial_fixed_regs): Revert previous change and make
1422 (initial_call_used_regs): Likewise.
1423 (initial_call_really_used_regs): Delete, reverting previous addition.
1424 (initial_reg_names): Likewise.
1425 (init_reg_sets): Revert previous change.
1426 (saved_fixed_regs): New.
1427 (saved_call_used_regs): New.
1428 (saved_call_really_used_regs): New.
1429 (saved_reg_names): New.
1430 (save_register_info): New.
1431 (restore_register_info): New.
1432 (init_reg_sets_1): Replace reset of register info with call to
1433 restore_register_info.
1434 * rtl.h (save_register_info): Declare.
1435 * toplev.c (backend_init): Call save_register_info.
1437 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1439 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1440 from the original statement.
1442 2007-08-30 Chao-ying Fu <fu@mips.com>
1444 * c-lex.c (interpret_fixed): Declare.
1445 (interpret_float): Process _Fract and _Accum.
1446 (interpret_fixed): New function.
1447 * final.c (output_addr_const): Process CONST_FIXED.
1448 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1449 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1451 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1453 (simplify_immed_subreg): Support CONST_FIXED.
1454 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1455 (simplify_subreg): Support CONST_FIXED.
1457 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1459 * config/rs6000/ppu_intrinsics.h: New file.
1460 * config.gcc (powerpc*-*-* <extra_headers>): Install
1463 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1465 * cfg.c (dump_flow_info): Change to also print entry and exit
1467 * print-rtl.c (print_rtl_single): Allow to print rtl with
1470 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1472 * df-core.h (df_dump_region): New function.
1473 * df.h (df_dump_region): New function.
1474 * loop-invariant.c (find_defs): Add call to df_dump_region.
1475 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1478 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1481 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1482 true if any of the compare_section_name calls returned true,
1483 rather than if any returned false.
1485 2007-08-30 Richard Guenther <rguenther@suse.de>
1487 PR tree-optimization/33199
1488 * tree-ssa-structalias.c (handle_lhs_call): New function.
1489 (find_func_aliases): In non-IPA mode make sure that for
1490 calls that return a pointer we add a constraint for the
1491 result to point to anything.
1493 2007-08-30 Richard Guenther <rguenther@suse.de>
1495 * doc/invoke.texi (-mveclibabi): Document new target option.
1496 * config/i386/i386.opt (-mveclibabi): New target option.
1497 * config/i386/i386.c (ix86_veclib_handler): Handler for
1498 vectorization library support.
1499 (override_options): Handle the -mveclibabi option, initialize
1500 the vectorization library handler.
1501 (ix86_builtin_vectorized_function): As fallback call the
1502 vectorization library handler, if set.
1503 (ix86_veclibabi_acml): New static function for ACML ABI style
1504 vectorization support.
1506 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1508 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1509 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1510 SImode and update m. Don't run gen_lowpart_common on arbitrary
1511 memory address, force it to register first.
1514 * dce.c (dce_process_block): Don't delete setters of
1515 artificially used registers.
1517 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1519 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1520 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1521 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1523 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1525 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1527 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1528 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1530 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1532 * system.h: Activate -Wcast-qual as warning-only.
1534 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1537 * config/rs6000/rs6000.c (compare_section_name): New function.
1538 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1541 2007-08-29 Olivier Hainque <hainque@adacore.com>
1543 * xcoffout.c: #include debug.h.
1544 * Makefile.in (xcoffout.o): Add debug.h dependency.
1546 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1548 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1549 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1551 2007-08-29 Richard Guenther <rguenther@suse.de>
1553 * tree-pretty-print.c (dump_generic_node): Print
1554 label DECL_UID as D.%u.
1555 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1557 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1559 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1560 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1562 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1565 * tree.c (build_type_attribute_qual_variant): Set canonical types
1566 on the final, unqualified attribute variant before building the
1569 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1571 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1572 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1574 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1577 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1578 * config/bfin/bfin.md (composev2hi): Put operands into vector
1581 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1583 * config/bfin/bfin.md (composev2hi): Put operands into vector
1586 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1588 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1589 attribute when appropriate.
1590 (bfin_handle_l1_text_attribute): New.
1591 (bfin_handle_l1_data_attribute): New.
1592 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1593 l1_data_A and l1_data_B.
1594 * doc/extend.texi (node Function Attributes): Document l1_text
1596 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1597 l1_data_A and l1_data_B variable attributes.
1599 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1601 * config/bfin/bfin.opt (minline-plt): Add.
1602 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1603 call to global functions.
1604 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1605 (Blackfin Options): Document -minline-plt.
1607 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1609 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1610 given a non-function.
1611 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1613 2007-08-28 DJ Delorie <dj@redhat.com>
1615 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1617 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1619 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1621 2007-08-28 Richard Guenther <rguenther@suse.de>
1623 * tree.h (struct tree_function_decl): Increase size of
1624 function_code bitfield.
1626 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1627 Kazu Hirata <kazu@codesourcery.com>
1629 * gcc/config/m68k/linux.h
1630 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1631 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1632 (m68k_return_in_memory): New.
1633 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1636 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1639 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1640 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1641 operand) when top VEC_SELECT extracts scalar element.
1642 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1643 (*vec_extract_v4sf_mem): Ditto.
1645 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1648 * passes.c (init_optimization_passes): Move pass_df_finish
1649 after pass_postreload sublist.
1651 PR rtl-optimization/33148
1652 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1653 (neg (lt X 0)) if X has scalar int mode.
1656 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1657 initializer, use build_vector_from_ctor if possible to create
1658 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1659 even after this, return NULL.
1661 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1663 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1665 2007-08-28 Richard Guenther <rguenther@suse.de>
1667 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1668 (struct tree_function_decl): Make function_code a bitfield.
1669 Add disregard_inline_limits flag.
1670 * cgraphunit.c (cgraph_process_new_functions): Check
1671 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1672 (cgraph_preserve_function_body_p): Likewise.
1673 * ipa-inline.c (compute_inline_parameters): Likewise.
1674 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1675 for GNU C extern inline functions.
1676 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1677 * tree-inline.c (disregard_inline_limits_p): Remove.
1678 * tree-inline.h (disregard_inline_limits_p): Likewise.
1679 * c-common.c (handle_always_inline_attribute): Set
1680 DECL_DISREGARD_INLINE_LIMITS.
1681 * langhooks.c (add_builtin_function): Verify the function code
1682 fits in the bitfield.
1684 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1685 Vladimir Yanovsky <yanov@il.ibm.com>
1686 Revital Eres <eres@il.ibm.com>
1687 Andrey Belevantsev <abel@ispras.ru>
1689 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1691 * modulo-sched.c: Add documentation regarding do-loop.
1692 (doloop_register_get): Change number of arguments to support
1693 the new do-loop pattern and check whether COUNT_REG has no other
1694 occurences in the loop besides in the control part.
1695 (duplicate_insns_of_cycles): Do not duplicate the insn which
1696 changes count_reg as it is already adjusted.
1697 (generate_prolog_epilog): New argument to support the new
1698 do-loop pattern. Change the subtract instruction to use
1699 expand_simple_binop. Call duplicate_insns_of_cycles with new
1701 (sms_schedule): Call doloop_register_get and
1702 generate_prolog_epilog with new argument. Do not handle loops
1703 with single sets insns with subreg in their lhs.
1704 * loop-doloop.c (doloop_optimize): Support for another do-loop
1706 (doloop_condition_get): Gets an instruction instead of a pattern
1707 and change the return condition when the do-loop pattern is
1709 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1710 deps when considering to not create edges.
1712 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1714 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1717 2007-08-27 Jason Merrill <jason@redhat.com>
1720 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1721 zero-sized types after calling gimplify_modify_expr_rhs.
1723 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1725 * regclass.c (init_reg_autoinc): Fix typo.
1727 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1729 Fix PR tree-optimization/33173
1730 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1732 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1735 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1736 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1739 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1740 David Ung <davidu@mips.com>
1741 Nigel Stephens <nigel@mips.com>
1743 Separate target-specific initialization from general
1744 back-end initialization.
1746 * toplev.c (init_alignments): New, split out from...
1747 (process_options): ...here.
1748 (backend_init_target): New, split out from...
1749 (backend_init): ...here.
1750 (lang_dependent_init_target): New, split out from...
1751 (lang_dependent_init): ...here.
1752 (target_reinit): New.
1753 * toplev.h (target_reinit): Declare.
1754 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1755 now can be called more than once. Update comments.
1756 * expr.h (init_expr_target): Likewise.
1757 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1758 now can be called more than once. Explicitly zero
1759 static_reg_base_value.
1760 * emit-rtl.c (init_emit_regs): New, split out from...
1761 (init_emit_once): Here.
1762 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1763 non-const, so that changes from command-line arguments can overwrite
1764 values provided by the static initializers.
1765 (initial_call_really_used_regs): New, used similarly to the above.
1766 (initial_reg_names): Likewise.
1767 (last_mode_for_init_move_cost): Promoted function-local static to
1768 file-scope static to make it accessible outside init_move_cost.
1769 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1770 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1771 reg_names since it is needed for parsing command-line options.
1772 (init_move_cost): Use last_mode_for_init_move_cost instead of
1773 function-local static.
1774 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1775 call_really_used_regs now. Reinitialize reg_names. Also
1776 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1777 reg_class_superunion. Clear losing_caller_save_reg_set.
1778 Preserve global registers if called more than once. Reset
1779 move cost, may_move_in_cost, may_move_out_cost, and
1780 last_mode_for_init_move_cost.
1781 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1782 can now be invoked more than once. Update comments.
1783 (init_regs): Update comments.
1784 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1785 and initial_call_really_used_regs, instead of the non-initial
1786 variables. This allows us to save the command-line register settings
1787 after target reinitialization.
1788 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1789 * rtl.h (init_emit_regs): Declare.
1790 (init_reg_modes_target, init_alias_target): Renamed as described
1792 * reload1.c (init_reload): Update comments.
1793 * optabs.c (init_optabs): Likewise.
1794 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1796 2007-08-26 Chao-ying Fu <fu@mips.com>
1798 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1801 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1803 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1805 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1807 * bb-reorder.c (copy_bb_p): Likewise.
1808 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1809 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1810 block_ends_with_condjump_p): Likewise.
1811 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1812 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1813 block_ends_with_condjump_p): Likewise.
1814 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1815 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1816 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1817 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1818 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1819 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1820 debug_true_const_tree instad of debug_true_tree.
1821 * debug.c (do_nothing_debug_hooks): Likewise.
1822 * debug.h (ignore_block, debug_true_const_tree): Constify.
1823 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1824 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1825 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1826 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1827 dbx_reg_number, is_based_loc, field_type,
1828 simple_type_align_in_bits, simple_decl_align_in_bits,
1829 simple_type_size_in_bits, field_byte_offset, insert_float,
1830 type_tag, member_declared_type, is_redundant_typedef,
1831 secname_for_decl, is_inlined_entry_point): Likewise.
1832 * emit-rtl.c (const_next_insn, const_previous_insn,
1833 const_next_nonnote_insn, const_prev_nonnote_insn,
1834 const_next_real_insn, const_prev_real_insn,
1835 const_next_active_insn, const_prev_active_insn, const_next_label,
1836 const_prev_label): Likewise.
1837 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1839 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1840 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1841 sched_insn_is_legitimate_for_speculation_p): Likewise.
1842 * jump.c (reversed_comparison_code_parts,
1843 reversed_comparison_code, reversed_comparison, condjump_label):
1845 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1846 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1848 * rtl.h (const_previous_insn, const_next_insn,
1849 const_prev_nonnote_insn, const_next_nonnote_insn,
1850 const_prev_real_insn, const_next_real_insn,
1851 const_prev_active_insn, const_next_active_insn, const_prev_label,
1852 const_next_label, modified_between_p, modified_in_p,
1853 const_note_storeskeep_with_call_p, condjump_label,
1854 reversed_comparison, reversed_comparison_code,
1855 reversed_comparison_code_parts, memory_modified_in_insn_p,
1856 stack_regs_mentioned): Likewise.
1857 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1858 keep_with_call_p): Likewise.
1859 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1860 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1861 sd_lists_size, sd_lists_empty_p): Likewise.
1862 * sched-int.h (sched_insns_conditions_mutex_p,
1863 haifa_classify_insn, no_real_insns_p,
1864 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1865 sd_lists_size, sd_lists_empty_p): Likewise.
1866 * sdbout.c (sdb_debug_hooks): Likewise.
1867 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1868 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1869 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1871 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1872 tree_can_throw_internal): Likewise.
1873 * tree-flow-inline.h (phi_nodes): Likewise.
1874 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1875 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1876 * tree-gimple.c (const_get_call_expr_in): Likewise.
1877 * tree-gimple.h (const_get_call_expr_in): Likewise.
1878 * tree.c (const_lookup_attribute, attribute_list_equal,
1879 attribute_list_contained): Likewise.
1880 * tree.h (attribute_list_equal, attribute_list_contained,
1881 const_lookup_attribute): Likewise.
1882 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1884 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1886 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1887 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1889 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1892 * config/alpha/constraints.md: Delete "svn:mime-type" property
1893 with svn propdel "svn:mime-type".
1895 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1898 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1899 non NOTE insn doesn't cross basic block.
1900 (noce_try_abs): Likewise.
1901 (noce_process_if_block): Likewise.
1903 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1906 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1907 operand without auto-inc-dec.
1908 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1909 offsettable_mem_operand.
1910 (floatunssidf2_internal): Same.
1911 (fix_truncdfsi2_internal): Same.
1912 (floatsidf_ppc64): Same.
1913 (floatunssidf_ppc64): Same.
1914 (fix_trunctfsi2_internal): Same.
1916 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1919 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1920 pass defines needed for version.c.
1922 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1924 * configure.ac (--debug-prefix-map check): Change assembler
1925 version presumed to have feature to 2.18.
1926 * configure: Regenerate.
1928 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1930 * c-common.c (vector_types_convertible_p,
1931 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1932 self_promoting_args_p): Constify.
1933 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1934 c_promoting_integer_type_p, self_promoting_args_p,
1935 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1936 * c-decl.c (anon_aggr_type_p): Likewise.
1937 * * c-dump.c (dump_stmt): Likewise.
1938 * c-objc-common.c (has_c_linkage): Likewise.
1939 * c-tree.h (same_translation_unit_p): Likewise.
1940 * c-typeck.c (null_pointer_constant_p,
1941 tagged_types_tu_compatible_p, function_types_compatible_p,
1942 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1943 comptypes_internal, struct tagged_tu_seen_cache,
1944 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1945 c_size_in_bytes): Likewise.
1946 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1947 hash_ptr, eq_ptr): Likewise.
1948 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1949 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1950 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1951 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1953 * optabs.c (optab_for_tree_code): Likewise.
1954 * optabs.h (optab_for_tree_code): Likewise.
1955 * rtl.h (simplify_rtx): Likewise.
1956 * simplify-rtx.c (simplify_rtx): Likewise.
1957 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1958 dump_flag, dump_node): Likewise.
1959 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1960 queue_and_dump_type, dump_flag): Likewise.
1961 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1962 * tree-pass.h (dump_node): Likewise.
1963 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1964 supportable_narrowing_operation): Likewise.
1965 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1966 supportable_narrowing_operation): Likewise.
1967 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1968 is_negative_overflow_infinity, is_positive_overflow_infinity,
1969 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1970 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1971 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1972 ssa_name_nonzero_p, fp_predicate): Likewise.
1973 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1974 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1975 ssa_name_nonnegative_p): Likewise.
1977 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1979 * config.gcc : Add x86_64-elf target.
1981 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1983 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1985 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1986 Nigel Stephens <nigel@mips.com>
1990 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1991 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1992 * expr.c (SET_BY_PIECES_P): Define.
1993 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1994 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1995 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1997 * expr.h (SET_RATIO): Define.
1998 (can_store_by_pieces, store_by_pieces): Update prototypes.
1999 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2000 can_store_by_pieces/store_by_pieces.
2001 (expand_builtin_memcpy_args): Likewise.
2002 (expand_builtin_strncpy): Likewise.
2003 (expand_builtin_memset_args): Likewise. Also remove special case
2004 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2005 decide what to do instead.
2006 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2007 to can_store_by_pieces.
2009 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2010 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2012 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2013 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2014 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2015 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2016 (STORE_BY_PIECES_P): Define.
2018 2007-08-24 Tom Tromey <tromey@redhat.com>
2020 * varpool.c (varpool_last_needed_node): Fix comment typo.
2021 * c-decl.c (duplicate_decls): Fix comment typo.
2022 (clone_underlying_type): Update comment.
2024 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2026 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2027 alpha_in_small_data_p, alpha_split_complex_arg,
2028 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2030 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2031 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2033 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2034 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2035 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2036 * config/darwin.c (darwin_binds_local_p): Likewise.
2037 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2039 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2040 i386_pe_valid_dllimport_attribute_p): Likewise.
2041 * config/i386/i386.c (ix86_function_regparm,
2042 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2043 x86_can_output_mi_thunk, ix86_mangle_type,
2044 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2045 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2046 i386_pe_binds_local_p): Likewise.
2047 * config/ia64/ia64.c
2048 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2049 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2050 ia64_invalid_conversion, ia64_invalid_unary_op,
2051 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2053 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2054 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2055 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2056 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2057 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2058 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2059 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2060 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2061 * config/pa/pa.c (pa_commutative_p): Likewise.
2062 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2064 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2065 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2066 rs6000_use_blocks_for_constant_p,
2067 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2068 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2069 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2070 * config/s390/s390.c (s390_mangle_type,
2071 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2073 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2074 th_in_small_data_p): Likewise.
2075 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2076 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2078 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2079 sparc_mangle_type): Likewise.
2080 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2081 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2082 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2084 * hooks.c (hook_bool_mode_const_rtx_false,
2085 hook_bool_mode_const_rtx_true,
2086 hook_bool_const_tree_hwi_hwi_const_tree_false,
2087 hook_bool_const_tree_hwi_hwi_const_tree_true,
2088 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2089 hook_constcharptr_const_tree_null,
2090 hook_constcharptr_const_rtx_null,
2091 hook_constcharptr_const_tree_const_tree_null,
2092 hook_constcharptr_int_const_tree_null,
2093 hook_constcharptr_int_const_tree_const_tree_null): New.
2094 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2095 hook_bool_tree_hwi_hwi_tree_false,
2096 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2097 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2098 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2099 hook_constcharptr_int_tree_null,
2100 hook_constcharptr_int_tree_tree_null): Delete.
2101 (default_can_output_mi_thunk_no_vcall): Constify.
2102 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2103 hook_bool_tree_hwi_hwi_tree_false,
2104 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2105 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2106 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2107 hook_constcharptr_int_tree_null,
2108 hook_constcharptr_int_tree_tree_null): Delete.
2109 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2110 hook_bool_const_tree_hwi_hwi_const_tree_false,
2111 hook_bool_const_tree_hwi_hwi_const_tree_true,
2112 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2113 hook_constcharptr_const_tree_null,
2114 hook_constcharptr_const_rtx_null,
2115 hook_constcharptr_const_tree_const_tree_null,
2116 hook_constcharptr_int_const_tree_null,
2117 hook_constcharptr_int_const_tree_const_tree_null): New.
2118 (default_can_output_mi_thunk_no_vcall): Constify.
2119 * integrate.c (function_attribute_inlinable_p): Likewise.
2120 * integrate.h (function_attribute_inlinable_p): Likewise.
2121 * jump.c (rtx_renumbered_equal_p): Likewise.
2122 * output.h (decl_readonly_section, categorize_decl_for_section,
2123 default_use_anchors_for_symbol_p, default_binds_local_p,
2124 default_binds_local_p_1): Likewise.
2125 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2127 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2128 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2129 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2130 TARGET_COMP_TYPE_ATTRIBUTES,
2131 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2132 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2133 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2134 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2135 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2136 * target.h (can_output_mi_thunk, needs_block_p,
2137 first_cycle_multipass_dfa_lookahead_guard_spec,
2138 vector_alignment_reachable, comp_type_attributes,
2139 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2140 commutative_p, use_blocks_for_constant_p,
2141 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2142 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2143 invalid_within_doloop, valid_dllimport_attribute_p,
2144 split_complex_arg, invalid_arg_for_unprototyped_fn,
2145 invalid_conversion, invalid_unary_op, invalid_binary_op):
2147 * targhooks.c (default_invalid_within_doloop,
2148 hook_invalid_arg_for_unprototyped_fn,
2149 default_builtin_vector_alignment_reachable): Likewise.
2150 (hook_bool_rtx_commutative_p): Delete.
2151 (hook_bool_const_rtx_commutative_p): New.
2152 * targhooks.h (default_invalid_within_doloop,
2153 default_builtin_vector_alignment_reachable,
2154 hook_invalid_arg_for_unprototyped_fn): Constify.
2155 (hook_bool_rtx_commutative_p): Delete.
2156 (hook_bool_const_rtx_commutative_p): New.
2157 * varasm.c (bss_initializer_p, decl_default_tls_model,
2158 categorize_decl_for_section, decl_readonly_section,
2159 default_use_anchors_for_symbol_p, default_binds_local_p,
2160 default_binds_local_p_1): Constify.
2162 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2164 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2165 __NO_BUILTIN if -fno-builtin.
2167 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2169 * config/bfin/bfin.c (print_operand): Report error instead of
2170 ICE for wrong operand.
2172 2007-08-24 Michael Matz <matz@suse.de>
2174 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2176 2007-08-24 Richard Guenther <rguenther@suse.de>
2179 * tree-ssa.c (useless_type_conversion_p): Split into a
2180 recursive and a non-recursive part.
2181 (useless_type_conversion_p_1): New function.
2182 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2183 from maybe_fold_offset_to_reference is trivially convertible
2184 to the desired type before doing the simplification.
2186 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2188 * expr.c (store_expr): Optimize initialization of an array
2190 * expr.h (builtin_strncpy_read_str): New prototype.
2191 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2194 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2197 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2198 field when initializing if_info structure.
2200 2007-08-24 Richard Guenther <rguenther@suse.de>
2202 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2204 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2205 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2206 * tree-inline.c (inlinable_function_p): Fold in common parts of
2207 the cannot_inline_tree_fn langhook.
2208 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2209 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2210 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2211 cannot_inline_tree_fn langhook.
2212 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2213 cannot_inline_tree_fn member.
2215 2007-08-24 Richard Guenther <rguenther@suse.de>
2217 * expr.c (get_inner_reference): Do computation of bitoffset
2218 from offset in a way we can detect overflow reliably.
2220 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2222 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2224 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2226 * config/bfin/bfin.opt (mfast-fp): Add.
2227 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2228 libbffastfp override libgcc if -mfast-fp.
2229 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2230 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2231 (Blackfin Options): Document -mfast-fp.
2233 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2235 PR tree-optimization/32573
2237 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2238 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2239 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2240 (build_classic_dist_vector): Return false rather than true if
2241 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2242 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2243 returned false. Don't call save_dist_v before calling
2244 build_classic_dist_vector_1.
2245 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2246 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2247 DDR_DIR_VECTS vectors.
2249 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2251 * configure.ac (leb128): Modify sed statement to work with any
2252 binutils version string.
2253 * configure: Regenerate
2255 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2257 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2258 Wrap in RTX_CODE macro guard.
2259 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2260 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2261 arm_mark_dllimport, arm_pe_encode_section_info,
2262 arm_pe_unique_section): Use ISO-C function declarations.
2263 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2264 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2265 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2267 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2268 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2270 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2272 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2273 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2274 (register_move_cost): Use ISO-C function declarations.
2275 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2276 * config/score/score-protos.h (score_declare_object): Add
2278 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2280 * final.c (profile_function): Avoid empty if-bodies.
2283 * calls.c (must_pass_in_stack_var_size,
2284 must_pass_in_stack_var_size_or_pad): Constify.
2285 * config/alpha/alpha-protos.h (function_value): Likewise.
2286 * config/alpha/alpha.c (alpha_return_in_memory,
2287 alpha_pass_by_reference, function_value,
2288 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2289 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2291 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2292 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2293 TARGET_PROMOTE_PROTOTYPES): Likewise.
2294 * config/arm/arm-protos.h (arm_return_in_memory,
2295 arm_pad_arg_upward, arm_function_value): Likewise.
2296 * config/arm/arm.c (arm_pass_by_reference,
2297 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2298 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2299 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2301 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2302 * config/avr/avr-protos.h (avr_function_value): Likewise.
2303 * config/avr/avr.c (avr_return_in_memory,
2304 gas_output_limited_string, gas_output_ascii, avr_function_value,
2305 avr_return_in_memory): Likewise.
2306 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2307 * config/bfin/bfin.c (bfin_pass_by_reference,
2308 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2309 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2311 * config/cris/cris.c (cris_pass_by_reference,
2312 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2313 * config/crx/crx.c (crx_return_in_memory): Likewise.
2314 * config/darwin.c (function_base, machopic_function_base_name):
2316 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2317 TARGET_PROMOTE_PROTOTYPES): Likewise.
2318 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2319 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2320 * config/i386/i386-protos.h (ix86_return_in_memory,
2321 ix86_sol10_return_in_memory): Likewise.
2322 * config/i386/i386.c (ix86_function_value,
2323 ix86_function_sseregparm, ix86_must_pass_in_stack,
2324 type_natural_mode, classify_argument, examine_argument,
2325 construct_container, ix86_pass_by_reference, function_value_32,
2326 function_value_64, ix86_function_value_1, return_in_memory_32,
2327 return_in_memory_64, return_in_memory_ms_64,
2328 ix86_return_in_memory, ix86_sol10_return_in_memory,
2329 TARGET_PROMOTE_PROTOTYPES): Likewise.
2330 * config/ia64/ia64-protos.h (ia64_function_value,
2331 ia64_hpux_function_arg_padding): Likewise.
2332 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2333 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2334 ia64_hpux_function_arg_padding): Likewise.
2335 * config/iq2000/iq2000-protos.h (function_arg,
2336 iq2000_function_value): Likewise.
2337 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2338 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2339 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2340 function_arg, iq2000_function_value): Likewise.
2341 * config/m32c/m32c-protos.h (m32c_function_value,
2342 m32c_promote_function_return): Likewise.
2343 * config/m32c/m32c.c (m32c_pass_by_reference,
2344 m32c_promote_prototypes, m32c_promote_function_return,
2345 m32c_function_value): Likewise.
2346 * config/m32r/m32r.c (m32r_return_in_memory,
2347 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2348 m32r_in_small_data_p): Likewise.
2349 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2351 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2352 m68hc11_function_arg_padding): Likewise.
2353 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2354 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2355 m68k_function_value): Likewise.
2356 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2357 mcore_function_value): Likewise.
2358 * config/mcore/mcore.c (handle_structs_in_regs,
2359 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2360 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2361 mcore_num_arg_regs, mcore_function_value): Likewise.
2362 * config/mips/mips-protos.h (mips_pad_arg_upward,
2363 mips_function_value): Likewise.
2364 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2365 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2366 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2367 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2368 mips_function_value): Likewise.
2369 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2371 * config/mmix/mmix.c (mmix_pass_by_reference,
2372 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2373 mmix_encode_section_info): Likewise.
2374 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2376 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2377 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2378 mn10300_function_value): Likewise.
2379 * config/mt/mt-protos.h (mt_function_value): Likewise.
2380 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2381 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2382 * config/pa/pa-protos.h (function_arg_padding, function_value,
2383 pa_return_in_memory): Likewise.
2384 * config/pa/pa.c (pa_pass_by_reference,
2385 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2386 function_arg_padding, function_value, pa_return_in_memory):
2388 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2389 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2390 function_arg_padding): Likewise.
2391 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2392 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2393 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2394 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2395 function_arg_padding, altivec_expand_dst_builtin,
2396 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2397 altivec_init_builtins, rs6000_common_init_builtins,
2398 rs6000_function_value): Likewise.
2399 * s390/s390-protos.h (s390_function_value): Likewise.
2400 * config/s390/s390.c (s390_function_arg_size,
2401 s390_pass_by_reference, s390_return_in_memory,
2402 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2403 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2404 * config/score/score-protos.h (score_function_value): Likewise.
2405 * config/score/score.c (score_arg_partial_bytes,
2406 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2407 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2408 score_pass_by_reference, score_add_offset, score_function_value):
2410 * config/sh/sh-protos.h (sh_attr_renesas_p,
2411 sh_promote_prototypes): Likewise.
2412 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2413 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2414 sh_attr_renesas_p): Likewise.
2415 * config/sparc/sparc-protos.h (function_value,
2416 function_arg_padding): Likewise.
2417 * config/sparc/sparc.c (sparc_promote_prototypes,
2418 sparc_return_in_memory, sparc_pass_by_reference,
2419 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2420 function_arg_record_value_2, function_arg_record_value_1,
2421 function_arg_record_value, function_arg_record_value,
2422 function_arg_padding, function_value): Likewise.
2423 * config/spu/spu-protos.h (spu_function_value): Likewise.
2424 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2425 spu_function_value): Likewise.
2426 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2428 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2429 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2430 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2432 * config/v850/v850.c (v850_return_in_memory,
2433 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2434 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2435 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2436 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2437 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2439 * explow.c (promote_mode, hard_function_value): Likewise.
2440 * expr.h (hard_function_value, promote_mode): Likewise.
2441 * function.c (aggregate_value_p): Likewise.
2442 * hooks.c (hook_bool_const_tree_true): New.
2443 * hooks.h (hook_bool_const_tree_true): New.
2444 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2445 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2446 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2447 TARGET_RETURN_IN_MSB): Likewise.
2448 * target.h (promote_function_args, promote_function_return,
2449 promote_prototypes, return_in_memory, return_in_msb,
2450 pass_by_reference, must_pass_in_stack, callee_copies,
2451 function_value): Likewise.
2452 * targhooks.c (default_return_in_memory,
2453 hook_pass_by_reference_must_pass_in_stack,
2454 hook_callee_copies_named,
2455 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2456 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2457 default_function_value): Likewise.
2458 * targhooks.h (default_return_in_memory,
2459 hook_pass_by_reference_must_pass_in_stack,
2460 hook_callee_copies_named,
2461 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2462 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2463 default_function_value): Likewise.
2464 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2465 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2466 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2467 * tree.c (needs_to_live_in_memory): Likewise.
2468 * tree.h (struct tree_type, needs_to_live_in_memory,
2469 aggregate_value_p, must_pass_in_stack_var_size,
2470 must_pass_in_stack_var_size_or_pad): Likewise.
2471 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2472 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2473 lookup_filename): Likewise.
2475 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2478 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2479 fake fcomi i387 instruction for !TARGET_CMOVE.
2480 (ix86_expand_branch): Expand natural sequence with one jump for
2481 all targets, not only TARGET_CMOVE.
2482 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2483 pattern to implement fake fcomi sequence. Split instruction after
2484 reload to correct compare sequences.
2485 (*cmpfp_xf_cc): Ditto.
2486 (*cmpfp_<mode>_cc): Ditto.
2487 (*cmpfp_u_cc): Ditto.
2488 (*cmpfp_<mode>_cc): Ditto.
2490 2007-08-23 Richard Guenther <rguenther@suse.de>
2492 * tree-pretty-print.c (dump_generic_node): Annotate
2493 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2495 2007-08-23 Richard Guenther <rguenther@suse.de>
2497 * builtins.c (expand_builtin_mathfn): Wrap argument in
2498 save_expr directly instead of re-building the call.
2499 (expand_builtin_mathfn_2): Likewise.
2500 (expand_builtin_mathfn_3): Likewise.
2501 (expand_builtin_interclass_mathfn): Likewise.
2502 (expand_builtin_int_roundingfn): Set arg.
2503 (expand_builtin_int_roundingfn_2): Likewise.
2505 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2507 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2508 *sse_nand<mode>3, *sse_xor<mode>3): New.
2510 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2512 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2513 * config/i386/i386.c (print_operand): Handle ';' code. Output
2514 semicolon for TARGET_MACHO.
2515 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2516 emit semicolon after 'lock' prefix.
2517 (sync_double_compare_and_swap<mode>): Ditto.
2518 (*sync_double_compare_and_swapdi_pic): Ditto.
2519 (*sync_compare_and_swap_cc<mode>): Ditto.
2520 (sync_double_compare_and_swap_cc<mode>): Ditto.
2521 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2522 (sync_old_add<mode>): Ditto.
2523 (sync_add<mode>): Ditto.
2524 (sync_sub<mode>): Ditto.
2525 (sync_ior<mode>): Ditto.
2526 (sync_and<mode>): Ditto.
2527 (sync_xor<mode>): Ditto.
2529 2007-08-22 Chao-ying Fu <fu@mips.com>
2531 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2533 (copy_rtx): Handle CONST_FIXED.
2534 (rtx_equal_p): Likewise.
2535 * rtl.h (fixed_value.h): New include.
2536 (rtx_def): Add a new field of fixed_value to u.
2537 (XCNMPFV): Define for accessing fixed_value.
2538 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2540 * rtl.def (CONST_FIXED): New constant.
2541 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2542 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2543 US_ASHIFT): New codes.
2544 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2545 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2546 unsigned_fract_convert, unsigned_sat_fract): Document them.
2547 * varasm.c (assemble_integer): Extend to support fixed-point constants
2548 by using different machine classes.
2549 (decode_addr_const): Handle FIXED_CST.
2550 (const_hash_1): Likewise.
2551 (compare_constant): Likewise.
2552 (copy_constant): Likewise.
2553 (const_rtx_hash_1): Handle CONST_FIXED.
2554 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2555 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2557 (initializer_constant_valid_p): Handle FIXED_CST.
2558 (output_constant): Support FIXED_POINT_TYPE.
2559 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2560 * cse.c (hash_rtx): Support CONST_FIXED.
2561 (exp_equiv_p): Likewise.
2562 (cannon_reg): Likewise.
2563 (fold_rtx): Likewise.
2564 (equiv_constant): Likewise.
2565 (cse_process_notes_1): Likewise.
2566 (count_reg_usage): Likewise.
2567 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2568 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2569 (wrap_constant): Check CONST_FIXED.
2570 (cselib_hash_rtx): Support CONST_FIXED.
2571 (cselib_subst_to_values): Likewise.
2572 * df-scan.c (df_uses_record): Likewise.
2573 * gcse.c (want_to_gcse_p): Likewise.
2574 (oprs_unchanged_p): Likewise.
2575 (oprs_not_set_p): Likewise.
2576 (compute_transp): Likewise.
2577 (extract_mentioned_regs_helper): Likewise.
2578 * genemit.c (gen_exp): Likewise.
2579 * local-alloc.c (equiv_init_varies_p): Likewise.
2580 (contains_replace_regs): Likewise.
2581 (memref_referenced_p): Likewise.
2582 * loop-invariant.c (check_maybe_invariant): Likewise.
2583 (hash_invariant_expr_1): Likewise.
2584 (invariant_expr_equal_p): Likewise.
2585 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2586 * regclass.c (reg_scan_mark_refs): Likewise.
2587 * regrename.c (scan_rtx): Likewise.
2588 * resource.c (mark_referenced_resources): Likewise.
2589 (mark_set_resources): Likewise.
2590 * rtlanal.c (rtx_unstable_p): Likewise.
2591 (rtx_varies_p): Likewise.
2592 (count_occurrences): Likewise.
2593 (reg_mentioned_p): Likewise.
2594 (modified_between_p): Likewise.
2595 (modified_in_p): Likewise.
2596 (volatile_insn_p): Likewise.
2597 (volatile_refs_p): Likewise.
2598 (side_effects_p): Likewise.
2599 (may_trap_p_1): Likewise.
2600 (inequality_comparisons_p): Likewise.
2601 (computed_jump_p_1): Likewise.
2602 (commutative_operand_precedence): Likewise.
2603 * sched-deps.c (sched_analyze_2): Likewise.
2604 * sched-vis.c (print_value): Likewise.
2605 * reload.c (operands_match_p): Likewise.
2606 (subst_reg_equivs): Likewise.
2607 * reload1.c (eliminate_regs_1): Likewise.
2608 (elimination_effects): Likewise.
2609 (scan_paradoxical_subregs): Likewise.
2610 * alias.c (rtx_equal_for_memref_p): Likewise.
2611 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2612 * emit-rtl.c (const_fixed_htab): New hash table.
2613 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2615 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2616 const_fixed_from_fixed_value): New functions.
2617 (verify_rtx_sharing): Handle CONST_FIXED.
2618 (copy_rtx_if_shared_1): Likewise.
2619 (reset_used_flags): Likewise.
2620 (set_used_flags): Likewise.
2621 (copy_insn_1): Likewise.
2622 (init_emit_once): Create const_fixed_htab.
2623 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2625 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2627 PR tree-optimization/32949
2628 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2629 before failing for ivs with non-constant step.
2631 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2633 * doc/md.texi (Iterators): Renamed from Macros. All contents
2634 changed to reflect rename of respectively define_code_macro and
2635 define_mode_macro to define_code_iterator and define_mode_iterator.
2636 (Mode Iterators, Code Iterators): Similar.
2637 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2638 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2639 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2640 (initialize_iterators, find_iterator, check_code_iterator)
2641 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2642 (read_mapping, read_rtx_1): Similar.
2643 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2644 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2645 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2646 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2647 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2648 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2649 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2650 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2651 config/rs6000/sync.md, config/rs6000/rs6000.md,
2652 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2653 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2654 config/vax/vax.md, config/bfin/bfin.md: Similar.
2656 2007-08-22 David Daney <ddaney@avtrex.com>
2658 * doc/install.texi (Testing): Mention testing on a simulator.
2660 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2662 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2664 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2665 and rearrange floating point conversion functions into different
2668 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2670 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2671 dfa_post_advance_cycle): New scheduler hooks.
2672 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2673 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2675 (TARGET_SCHED): Use them.
2676 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2677 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2678 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2680 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2681 function to facilitate debugging.
2682 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2683 (output_insn_has_dfa_reservation_p): New static function to output
2684 insn_has_dfa_reservation_p ().
2685 (write_automata): Use it.
2686 * genattr.c (main): Output declaration for
2687 insn_has_dfa_reservation_p ().
2689 2007-08-22 Christian Bruel <christian.bruel@st.com>
2690 Richard Guenther <rguenther@suse.de>
2692 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2693 * simplify_rtx (simplify_binary_operation_1): Likewise.
2695 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2697 PR rtl-optimization/32557
2698 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2699 of REGNO (mws->mw_reg).
2701 2007-08-22 Richard Guenther <rguenther@suse.de>
2704 * builtins.c (expand_builtin_int_roundingfn): Replace call
2705 argument wrapped with SAVE_EXPR directly.
2706 (expand_builtin_int_roundingfn_2): Likewise.
2708 2007-08-22 Richard Guenther <rguenther@suse.de>
2710 * tree-inline.c (inlinable_function_p): Restore disregarding
2711 inline limits for GNU extern inline functions.
2713 2007-08-22 Richard Guenther <rguenther@suse.de>
2716 * tree.c (host_integerp): Treat sizetype as signed as it is
2719 2007-08-21 Ian Lance Taylor <iant@google.com>
2721 PR tree-optimization/33134
2722 * tree-vrp.c (adjust_range_with_scev): Call
2723 set_value_range_to_value.
2725 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2727 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2730 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2732 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2735 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2737 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2738 cases to set eight bytes at a time.
2739 (expand_block_move): Likewise.
2741 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2744 * dwarf2out.c (gen_decl_die): Don't call
2745 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2747 2007-08-21 Paul Brook <paul@codesourcery.com>
2748 Nathan Sidwell <nathan@codesourcery.com>
2749 Mark Mitchell <mark@codesourcery.com>
2750 Joseph Myers <joseph@codesourcery.com>
2752 * configure.ac: Add --with-pkgversion and --with-bugurl.
2753 * configure: Regenerate.
2754 * doc/install.texi: Document them.
2755 * version.c (version_string): Remove VERSUFFIX.
2756 (VERSUFFIX): Remove.
2757 (pkgversion_string): New.
2758 (bug_report_url): Do not hard-code initializer.
2759 * version.h (pkgversion_string): Declare.
2760 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2762 (version.o): Define PKGVERSION and BUGURL.
2763 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2764 (%.pod): Define BUGURL.
2765 * gcc.c (process_command, main): Use pkgversion_string.
2766 * toplev.c (compile_file, print_version): Likewise.
2767 * protoize.c (main): Likewise.
2768 * gcov.c (print_version): Likewise. Update copyright date.
2769 * gcov-dump.c (print_version): Likewise. Update copyright date.
2770 * mips-tdump.c (main): Likewise. Update copyright date.
2771 * mips-tfile.c (main): Likewise. Update copyright date.
2772 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2773 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2774 shorten description.
2775 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2776 * doc/gccint.texi: Likewise.
2777 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2778 Update copyright date.
2780 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2782 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2783 (ix86_expand_strlensi_unroll_1): Ditto.
2784 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2785 (ix86_expand_carry_flag_compare): Update comment.
2787 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2790 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2791 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2793 2007-08-21 Richard Guenther <rguenther@suse.de>
2795 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2797 2007-08-21 Richard Guenther <rguenther@suse.de>
2800 * fold-const.c (fold_binary): Remove index +p PTR folding.
2801 Fix types of POINTER_PLUS_EXPR generated by folding of
2804 2007-08-20 Chao-ying Fu <fu@mips.com>
2806 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2807 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2808 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2809 (c_common_fixed_point_type_for_size): Declare.
2810 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2811 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2812 (c_token_starts_declspecs): Likewise.
2813 (c_parser_declspecs): Likewise.
2814 (c_parser_attributes): Likewise.
2815 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2816 (c_declspecs): Add saturating_p.
2817 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2818 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2819 _Sat. Handle RID_SAT.
2820 Avoid using void, bool, char, int, float, double, _Decimal32,
2821 _Decimal64, _Decimal128, and complex with _Sat.
2822 Handle RID_FRACT and RID_ACCUM.
2823 Make sure _Sat is used with _Fract or _Accum.
2824 (finish_declspecs): Handle cts_fract and cts_accum.
2825 * c-common.c (fixed-value.h): New include.
2826 (constant_expression_warning): Handle FIXED_CST.
2827 (overflow_warning): Likewise.
2828 (warnings_for_convert_and_check): Likewise.
2829 (c_common_fixed_point_type_for_size): New.
2830 (c_common_type_for_mode): Handle fixed-point modes to
2831 return various saturating/non-saturating, signed/unsigned types.
2832 (c_common_signed_or_unsigned_type): Support fixed-point types.
2833 (shorten_compare): Check fixed-point zero.
2834 Handle FIXED_POINT_TYPE.
2835 (c_common_truthvalue_conversion): Handle FIXED_CST.
2836 Handle FIXED_POINT_TYPE.
2837 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2839 (handle_mode_attribute): Handle fixed-point modes. Need to check
2840 if the signness of base type and fixed-point modes are consistent.
2841 (handle_vector_size_attribute): Handle fixed-point modes.
2842 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2843 (warn_for_div_by_zero): Check fixed-point zero.
2844 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2845 a common fixed-point type based on fbit, ibit, sign, and saturation.
2846 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2847 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2848 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2849 (convert_for_assignment): Support FIXED_POINT_TYPE.
2850 (digest_init): Handle FIXED_POINT_TYPE.
2851 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2852 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2853 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2854 GE_EXPR, LT_EXPR, GT_EXPR.
2855 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2856 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2857 * target.h (gcc_target): Add fixed_point_supported_p.
2858 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2859 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2860 (default_fixed_point_supported_p): Define.
2861 * targhooks.h (default_fixed_point_supported_p): Declare.
2862 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2863 * doc/install.texi (Configuration): Add --enable-fixed-point.
2864 * configure.ac (--enable-fixed-point): New to enable fixed-point
2865 arithmetic extension to C. For mips targets, we enable it by default.
2866 * configure, config.in: Regenerate.
2868 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2870 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2872 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2874 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2875 DWARF2_DEBUGGING_INFO.
2876 (cold_text_section_used): Same.
2877 (cold_text_section): Same.
2879 2007-08-20 Richard Guenther <rguenther@suse.de>
2881 * c-typeck.c (convert_for_assignment): Use the type of
2882 the member for the initialization.
2884 2007-08-20 Richard Guenther <rguenther@suse.de>
2886 * c-objc-common.c (c_disregard_inline_limits): Remove.
2887 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2888 * cgraphunit.c (cgraph_process_new_functions): Call
2889 disregard_inline_limits_p.
2890 (cgraph_preserve_function_body_p): Likewise.
2891 * ipa-inline.c (compute_inline_parameters): Likewise.
2892 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2894 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2895 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2896 disregard_inline_limits langhook.
2897 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2899 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2900 disregard_inline_limits langhook.
2901 * tree-inline.c (disregard_inline_limits_p): New function.
2902 * tree-inline.h (disregard_inline_limits_p): Declare.
2904 2007-08-20 Richard Guenther <rguenther@suse.de>
2906 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2907 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2908 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2909 auto_var_in_fn_p langhook.
2910 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2912 * tree.c (auto_var_in_fn_p): ... here.
2913 (find_var_from_fn): Call auto_var_in_fn_p directly.
2914 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2915 auto_var_in_fn_p langhook.
2916 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2917 (copy_body_r): Likewise.
2918 (self_inlining_addr_expr): Likewise.
2919 * tree.h (auto_var_in_fn_p): Declare.
2921 2007-08-20 Richard Guenther <rguenther@suse.de>
2923 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2924 (walk_type_fields): Take lh parameter.
2925 (walk_tree): Rename to ...
2926 (walk_tree_1): ... this. Do not call the walk_subtrees
2927 langhook but the now passed callback. Pass lh on recursion.
2928 (walk_tree_without_duplicates): Rename to ...
2929 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2930 and call walk_tree_1.
2931 * tree.h (walk_tree_lh): New typedef.
2932 (walk_tree_1): Declare.
2933 (walk_tree_without_duplicates_1): Likewise.
2934 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2935 (walk_tree_without_duplicates): New define to
2936 walk_tree_without_duplicates_1 with NULL lh parameter.
2937 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2938 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2940 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2941 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2942 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2945 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2948 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2949 code in front of the compacting of basic blocks.
2950 Move the folding of statements inbetween the cgraph checking
2951 and compacting of basic blocks.
2953 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2954 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2957 * config/alpha/alpha.c (va_list_skip_additions): Check for
2958 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2959 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2960 PLUS_EXPR when checking ap.__base.
2961 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2962 when doing addition on pointer types. Use size_int instead of
2964 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2965 ptr_type in the second operand.
2967 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2970 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2972 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2975 * cfgexpand.c (expand_one_register_var): Mark pointer
2976 DECL_ARTIFICIAL as REG_POINTER also.
2977 * stmt.c (expand_decl): Likewise.
2979 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2986 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2987 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2988 on_worklist argument and avoid adding things to worklist multiple
2990 (add_to_worklist): Ditto.
2991 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2992 single SFT is clobbered.
2993 (set_initial_properties): Ditto.
2994 (compute_call_clobbered): Update for changes to function
2996 (create_overlap_variables_for): Always create SFT for offset 0.
2997 (create_structure_vars): Handle PHI's, since we are in SSA form at
2999 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3000 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3002 (add_vars_for_offset): Figure out aliases from access + points-to.
3003 (add_virtual_operand): Use add_vars-for_offset.
3004 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3005 (add_call_clobber_ops): Remove makes_clobbering_call set.
3006 (get_expr_operands): Always pass through the INDIRECT_REF
3008 * tree-ssa-structalias.c (struct constraint_graph): Remove
3010 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3011 address_taken, pt_used, number_incoming.
3012 (FIRST_ADDR_NODE): Removed.
3013 (merge_graph_nodes): Remove broken code for the moment.
3014 (init_graph): New function.
3015 (build_pred_graph): Remove code to init_graph.
3016 Add location equivalence support.
3017 (struct scc_info): Rename roots to deleted.
3019 (init_scc_info): Ditto
3020 (init_topo_info): Use graph->size.
3021 (compute_topo_order): Ditto.
3022 (do_da_constraint): Removed.
3023 (do_sd_constraint): Remove calls to find().
3024 set_union_with_increment should always get 0 as last arg here.
3025 (do_complex_constraint): Replace do_da_constraint with assert.
3027 (struct equiv_class_label): New.
3028 (pointer_equiv_class_table): Ditto.
3029 (location_equiv_class_table): Ditto.
3030 (equiv_class_label_hash): Ditto.
3031 (equiv_class_label_eq): Ditto
3032 (equiv_class_lookup): Ditto.
3033 (equiv_class_ladd): Ditto.
3034 (pointer_equiv_class): Ditto.
3035 (location_equiv_class): Ditto.
3036 (condense_visit): Rename and rewrite from label_visit to do only
3037 SCC related stuff for HU.
3038 (label_visit): Do HU work for HU.
3039 (perform_var_substitution): Update to do HU and location
3041 (free_var_substitution_info): Update to free HU and location
3042 equivalence structures. */
3043 (find_equivalent_node): Update for pointer but not location
3045 (unite_pointer_equivalences): New function.
3046 (move_complex_constraints): Rewrite to only do moving.
3047 (rewrite_constraints): Split out of move_complex_constraints.
3048 (solve_graph): Use graph->size.
3049 (process_constraint_1): Add from_call argument, use it.
3050 Split *a = &b into two constraints.
3051 (process_constraint): Use new process_constraint_1.
3052 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3053 (get_constraint_for): Handle non-pointer integers properly.
3054 Remove code that used to handle structures.
3055 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3056 with unknown addends.
3057 (handle_rhs_call): New function.
3058 (find_func_aliases): Use handle_rhs_call.
3059 (set_uids_in_ptset): Add an assert.
3060 (set_used_smts): Fix bug in not considering unified vars.
3061 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3062 (compute_points_to_sets): Update for other function changes.
3063 (delete_points_to_sets): Ditto.
3064 (ipa_pta_execute): Ditto.
3065 (pass_ipa_pta): We need to update SSA after ipa_pta.
3067 2007-08-19 Jan Hubicka <jh@suse.cz>
3069 * i386.md: Replace "rim" and "mri" constraints by "g".
3071 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3073 * dwarf2out.c (text_section_used, cold_text_section_used,
3074 cold_text_section, dwarf2out_note_section_used): New.
3075 (dwarf2out_init): Initialize cold_text_section.
3076 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3077 dwarf2out_note_section_used.
3078 (size_of_aranges): Only count entry for text section if it was
3079 used. Count entry for cold text section if it was used.
3080 (output_aranges): Only output entries for text section and cold
3081 text section if they were used.
3083 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3085 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3087 (debug_generic_stmt): Likewise.
3088 (debug_tree_chain): Likewise.
3090 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3092 * tree-data-refs.c (split_constant_offset): Expose.
3093 * tree-data-refs.h (split_constant_offset): Add declaration.
3095 * tree-vectorizer.h (dr_alignment_support): Renamed
3096 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3097 Added a new value dr_explicit_realign.
3098 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3099 dr_offset, dr_step, and dr_aligned_to, along with new access
3100 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3101 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3102 STMT_VINFO_DR_ALIGNED_TO.
3104 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3106 In case of outer-loop vectorization with non-fixed misalignment - use
3107 the dr_explicit_realign scheme instead of the optimized realignment
3109 (new_stmt_vec_info): Initialize new fields.
3111 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3112 'nested_in_vect_loop' case. Change verbosity level.
3113 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3114 Don't fail on zero step in the outer-loop for loads.
3115 (vect_analyze_data_refs): Call split_constant_offset to calculate
3116 base, offset and init relative to the outer-loop.
3118 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3119 BSI function argument with a new function argument - at_loop.
3120 Simplify the condition that determines STEP. Takes additional argument
3121 INV_P. Support outer-loop vectorization (handle the
3122 nested_in_vect_loop case), including zero step in the outer-loop. Call
3123 vect_create_addr_base_for_vector_ref with additional argument.
3124 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3125 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3126 Fixed and simplified calculation of step.
3127 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3128 of bsi, and with additional argument. Call bump_vector_ptr with
3129 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3130 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3131 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3132 when the realignment setup needs to take place inside the loop.
3133 Support the dr_explicit_realign scheme. Allow generating the optimized
3134 realignment scheme for outer-loop vectorization. Added documentation.
3135 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3136 the 'nested_in_vect_loop' case, including loads that are invariant in
3137 the outer-loop and the realignment schemes. Handle the case when the
3138 realignment setup needs to take place inside the loop. Call
3139 vect_setup_realignment with additional arguments. Call
3140 vect_create_data_ref_ptr with additional argument and with loop instead
3141 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3142 (vect_gen_niters_for_prolog_loop): Call
3143 vect_create_addr_base_for_vector_ref with additional arguments.
3144 (vect_create_cond_for_align_checks): Likewise.
3145 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3146 scheme: takes additional argument bump; argument ptr_incr is now
3147 optional; updated documentation.
3148 (vect_init_vector): Takes additional argument (bsi). Use it, if
3149 available, to insert the vector initialization.
3150 (get_initial_def_for_induction): Pass additional argument in call to
3152 (vect_get_vec_def_for_operand): Likewise.
3153 (vect_setup_realignment): Likewise.
3154 (vectorizable_load): Likewise.
3156 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3158 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3159 as argument instead of struct loop.
3160 (nested_in_vect_loop_p): New function.
3161 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3163 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3164 from other phis in the loop.
3165 (destroy_loop_vec_info): Add additional argument to declaration.
3167 * tree-vectorizer.c (supportable_widening_operation): Also check if
3168 nested_in_vect_loop_p (don't allow changing the order in this case).
3169 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3170 of struct loop. Call nested_in_vect_loop_p and don't require
3171 flag_unsafe_math_optimizations if it returns true.
3172 (new_stmt_vec_info): When setting def_type for phis differentiate
3173 loop-header phis from other phis.
3174 (bb_in_loop_p): New function.
3175 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3176 just update their loop_vinfo. Order of BB traversal now matters -
3177 call dfs_enumerate_from with bb_in_loop_p.
3178 (destroy_loop_vec_info): Takes additional argument to control whether
3179 stmt_vinfo of the loop stmts should be destroyed as well.
3180 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3181 reduction stmt to be defines by a non loop-header phi.
3182 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3184 * tree-vect-transform.c (vectorizable_reduction): Call
3185 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3186 (vectorizable_call): Likewise.
3187 (vectorizable_conversion): Likewise.
3188 (vectorizable_operation): Likewise.
3189 (vectorizable_type_promotion): Likewise.
3190 (vectorizable_type_demotion): Likewise.
3191 (vectorizable_store): Likewise.
3192 (vectorizable_live_operation): Likewise.
3193 (vectorizable_reduction): Likewise. Also pass loop_info to
3194 vect_is_simple_reduction instead of loop.
3195 (vect_init_vector): Call nested_in_vect_loop_p.
3196 (get_initial_def_for_reduction): Likewise.
3197 (vect_create_epilog_for_reduction): Likewise.
3198 (vect_init_vector): Check which loop to work with, in case there's an
3200 (get_initial_def_for_inducion): Extend to handle outer-loop
3201 vectorization. Fix indentation.
3202 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3203 In the case vect_induction_def get the vector def from the induction
3204 phi node, instead of calling get_initial_def_for_inducion.
3205 (get_initial_def_for_reduction): Extend to handle outer-loop
3207 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3209 (vect_transform_loop): Change assert to just skip this case. Add a
3211 (vect_finish_stmt_generation): Add a couple asserts.
3213 (vect_estimate_min_profitable_iters): Multiply
3214 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3216 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3217 this is an inner-loop reduction in outer-loop vectorization.
3219 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3220 Same code as what used to be vect_analyze_scalar_cycles, only with
3221 additional argument loop, and loop_info passed to
3222 vect_is_simple_reduction instead of loop.
3223 (vect_analyze_scalar_cycles): Code factored out into
3224 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3225 Updated documentation.
3226 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3227 outer-loop vectorization that are live or not used in the outerloop,
3228 cause this requires special handling.
3229 (vect_enhance_data_refs_alignment): Don't consider versioning for
3231 (vect_analyze_data_refs): Check that there are no datarefs in the
3233 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3234 and vect_used_in_outer_by_reduction cases.
3235 (process_use): Also consider the case of outer-loop stmt defining an
3236 inner-loop stmt and vice versa.
3237 (vect_analyze_loop_1): New function.
3238 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3239 loops. Call vect_analyze_loop_1.
3240 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3241 been vectorized. Call destroy_loop_vec_info with additional argument.
3243 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3244 in the inner-loop when doing outer-loop vectorization. Add
3245 documentation and printout.
3246 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3247 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3249 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3251 * tree-affine.h (print_aff): New prototype.
3252 (debug_aff): Likewise.
3253 * tree-affine.c (print_aff): New function.
3254 (debug_aff): Likewise.
3256 2007-08-18 Paul Brook <paul@codesourcery.com>
3257 Joseph Myers <joseph@codesourcery.com>
3259 * common.opt (-fdebug-prefix-map=): New option.
3260 * opts.c: Include debug.h.
3261 (common_handle_option): Handle -fdebug-prefix-map.
3262 * final.c: Include ggc.h.
3263 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3264 remap_debug_filename): New.
3265 * Makefile.in (final.o, opts.o): Update dependencies.
3266 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3267 * configure.ac: Check for assembler --debug-prefix-map support.
3268 * configure, config.in: Regenerate.
3269 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3270 (ASM_DEBUG_SPEC): Include ASM_MAP.
3271 * doc/install.texi (--with-debug-prefix-map): Document.
3272 * doc/invoke.texi (-fdebug-prefix-map): Document.
3273 * dbxout.c (dbxout_init, dbxout_start_source_file,
3274 dbxout_source_file): Call remap_debug_filename.
3275 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3276 dwarf2out_start_source_file, dwarf2out_finish): Call
3277 remap_debug_filename.
3278 (file_table_relative_p): Do not check d->emitted_number.
3279 * toplev.c (output_file_directive): Call remap_debug_filename.
3280 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3281 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3283 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3285 * loop-invariant.c (find_invariants_to_move): Add missing macro
3288 2007-08-17 Tom Tromey <tromey@redhat.com>
3290 * tree.h (struct tree_label_decl): Removed old "java" fields.
3292 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3293 Nigel Stephens <nigel@mips.com>
3295 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3296 Treat -mno-data-in-code and -mcode-xonly as aliases for
3297 -mcode-readable=no and -mcode-readable=pcrel respectively.
3298 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3299 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3300 (MULTILIB_DIRNAMES): Update accordingly.
3302 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3304 * Makefile.in (version.o): Depend on $(REVISION) only if
3305 REVISION_s is defined.
3307 2007-08-17 Sa Liu <saliu@de.ibm.com>
3308 Ulrich Weigand <uweigand@de.ibm.com>
3311 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3312 use build_qualified_type to retain qualifiers of the base type.
3314 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3316 * config/score/score.md : Update pattern tablejump.
3317 * config/score/score.c : Update score_initialize_trampoline
3319 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3320 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3321 * doc/contrib.texi: Add my entry.
3323 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3325 * Makefile.in (REVISION): New.
3328 (version.o): Also depend on $(REVISION). Add
3329 -DREVISION=$(REVISION_s).
3331 * version.c (version_string): Add REVISION.
3333 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3335 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3336 of GOTO that's relocated to a different block.
3338 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3340 * c-common.c (const_strip_array_types): New.
3341 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3342 (const_strip_array_types): New.
3343 * c-objc-common.c (c_disregard_inline_limits,
3344 c_warn_unused_global_decl): Constify.
3345 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3346 c_vla_type_p, c_incomplete_type_error): Likewise.
3347 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3348 * hooks.c (hook_bool_const_tree_false): New.
3349 * hooks.h (hook_bool_const_tree_false): Likewise.
3350 * langhooks-def.h (lhd_warn_unused_global_decl,
3351 lhd_incomplete_type_error, lhd_expr_size,
3352 lhd_tree_inlining_disregard_inline_limits,
3353 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3354 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3355 * langhooks.c (lhd_warn_unused_global_decl,
3356 lhd_incomplete_type_error,
3357 lhd_tree_inlining_disregard_inline_limits,
3358 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3359 lhd_expr_size): Likewise.
3360 * langhooks.h (lang_hooks_for_tree_inlining,
3361 lang_hooks_for_tree_dump, lang_hooks_for_types,
3362 lang_hooks_for_decls, lang_hooks): Likewise.
3363 * pointer-set.c (pointer_set_t, pointer_set_create,
3364 pointer_set_contains, insert_aux, pointer_set_insert,
3365 pointer_set_traverse, pointer_map_t, pointer_map_create,
3366 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3368 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3369 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3370 pointer_map_traverse): Likewise.
3371 * predict.c (assert_is_empty): Likewise.
3372 * tree-affine.c (free_name_expansion): Likewise.
3373 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3374 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3375 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3377 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3379 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3381 (destroy_loop_vec_info): Add call to VEC_free.
3382 * tree-vectorizer.h (may_alias_ddrs): Define.
3383 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3384 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3385 Change reporting to dump.
3386 (vect_is_duplicate_ddr): New.
3387 (vect_mark_for_runtime_alias_test): New.
3388 (vect_analyze_data_ref_dependences) Add call to
3389 vect_mark_for_runtime_alias_test.
3390 (vect_enhance_data_refs_alignment): Define local variable
3391 vect_versioning_for_alias_required, don't perform
3392 peeling for alignment if versioning for alias is
3394 (vect_enhance_data_refs_alignment): Use
3395 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3396 PARAM_VECT_MAX_VERSION_CHECKS.
3397 * tree-vect-transform.c
3398 (vect_create_cond_for_alias_checks): New.
3399 (vect_transform_loop): Add call to
3400 vect_create_cond_for_alias_checks.
3401 (vect_vfa_segment_size): New.
3402 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3404 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3405 * gcc/doc/invoke.texi
3406 (vect-max-version-for-alignment-checks): Document.
3407 (vect-max-version-for-alias-checks): Document.
3408 (vect-max-version-checks): Remove.
3410 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3412 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3413 the same line as the instruction for all asm dialects.
3414 (*rep_movsi): Ditto.
3415 (*rep_movsi_rex64): Ditto.
3416 (*rep_movqi): Ditto.
3417 (*rep_movqi_rex64): Ditto.
3418 (*rep_stosdi_rex64): Ditto.
3419 (*rep_stossi): Ditto.
3420 (*rep_stossi_rex64): Ditto.
3421 (*rep_stosqi): Ditto.
3422 (*rep_stosqi_rex64): Ditto.
3423 (*cmpstrnqi_nz_1): Ditto.
3424 (*cmpstrnqi_nz_rex_1): Ditto.
3425 (*cmpstrnqi_1): Ditto.
3426 (*cmpstrnqi_rex_1): Ditto.
3427 (*strlenqi_1): Ditto.
3428 (*strlenqi_rex_1): Ditto.
3429 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3430 prefix on the same line as the instruction for all asm dialects.
3431 (sync_double_compare_and_swap<mode>): Ditto.
3432 (*sync_double_compare_and_swapdi_pic): Ditto.
3433 (*sync_compare_and_swap_cc<mode>): Ditto.
3434 (sync_double_compare_and_swap_cc<mode>): Ditto.
3435 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3436 (sync_old_add<mode>): Ditto.
3437 (sync_add<mode>): Ditto.
3438 (sync_sub<mode>): Ditto.
3439 (sync_ior<mode>): Ditto.
3440 (sync_and<mode>): Ditto.
3441 (sync_xor<mode>): Ditto.
3443 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3446 * reload.c (find_reloads): Check that the memory returned by
3447 find_reloads_toplev was not the result of forcing a constant
3449 (find_reloads_toplev): Always use simplify_gen_subreg to get
3450 the subreg of a constant. If the result is also a constant,
3451 but not a legitimate one, force it into the constant pool
3452 and reload its address.
3454 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3456 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3459 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3461 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3462 directive for the current vector ABI.
3464 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3467 * caller-save.c (reg_save_code): Set invalide status on restore code.
3469 2007-08-15 Diego Novillo <dnovillo@google.com>
3471 * tree-ssa-alias.c (compute_memory_partitions): Use
3472 alias_bitmap_obstack to allocate bitmaps.
3473 (reset_alias_info): Factor out of init_alias_info.
3474 Mark all name tags not associated to an SSA name for renaming.
3475 (init_alias_info): Call it.
3476 (create_name_tags): Tidy. Add comments.
3477 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3479 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3481 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3482 scheduler dependencies.
3484 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3486 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3488 (*iorsi_1_zext): Likewise.
3489 (*iorsi_1_zext_imm): Likewise.
3490 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3491 with "rm"/"xm" constraint.
3492 (sse2_vmsqrtv2df2): Likewise.
3494 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3497 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3500 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3502 * tree-pass.h (PROP_pta): Removed.
3503 (TODO_rebuild_alias): New.
3504 (pass_may_alias): Removed.
3505 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3506 aliasing if we changed something.
3507 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3509 (pass_may_alias): Removed.
3510 (create_structure_vars): Return TODO_rebuild_alias.
3511 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3512 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3514 (tree_sra_early): We never affect aliasing right now.
3515 * tree-flow.h (compute_may_aliases): New prototype.
3516 * passes.c: Remove pass_may_alias from the passes.
3517 (execute_function_todo): Support TODO_rebuild_alias.
3519 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3521 * i386.c: (legitimize_address): Move dllimported variable check
3522 infront of legitimizing pic address of CONST symbols.
3524 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3526 PR tree-optimization/32941
3527 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3528 (goto_queue_cmp): Remove.
3529 (find_goto_replacement): Change search method.
3530 (maybe_record_in_goto_queue): Add assert.
3531 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3532 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3534 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3536 * alias.c (component_uses_parent_alias_set): Constify.
3537 * alias.h (component_uses_parent_alias_set): Likewise.
3538 * cfgrtl.c (print_rtl_with_bb): Likewise.
3539 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3540 mpz_get_double_int): Likewise.
3541 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3542 mpz_get_double_int): Likewise.
3543 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3544 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3546 * expr.h (safe_from_p): Likewise.
3547 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3549 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3550 zero_sized_type, goa_lhs_expr_p): Likewise.
3551 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3552 * rtl.h (print_rtl_with_bb): Likewise.
3553 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3554 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3555 * tree-flow-inline.h (bb_stmt_list): Constify.
3556 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3558 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3559 const_first_stmt, const_last_stmt): New.
3560 (block_may_fallthru, empty_block_p): Constify.
3561 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3562 EXPR_ONLY_BODY): New.
3563 (expr_first, expr_last, expr_only): Use macro for body.
3564 (const_expr_first, const_expr_last, const_expr_only): New.
3565 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3566 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3567 ctsi_prev, ctsi_stmt): New.
3568 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3569 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3570 * tree-ssa-loop-niter.c (loop_only_exit_p,
3571 derive_constant_upper_bound): Likewise.
3572 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3573 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3574 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3575 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3576 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3577 * tree.c (get_type_static_bounds): Likewise.
3578 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3579 (get_type_static_bounds): Constify.
3581 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3584 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3585 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3586 (*<addsub><mode>3_cc_overflow): New.
3587 (*add<mode>3_cconly_overflow): New.
3588 (*sub<mode>3_cconly_overflow): New.
3589 (*<addsub>si3_zext_cc_overflow): New.
3590 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3591 CCCmode for LTU, GTU, LEU and GEU.
3592 (ix86_comparison_operator): Likewise.
3593 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3594 * config/i386/i386.c (put_condition_code): Support CCCmode.
3595 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3596 or MINUS expressions.
3598 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3601 * c-typeck.c (build_binary_op): Disallow vector float types with
3602 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3604 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3606 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3607 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3608 (dep_def): New typedef.
3609 (init_dep_1, sd_debug_dep): Declare functions.
3610 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3611 (debug_dep_links): Remove.
3612 (struct _deps_list): New field 'n_links'.
3613 (DEPS_LIST_N_LINKS): New macro.
3614 (FOR_EACH_DEP_LINK): Remove.
3615 (create_deps_list, free_deps_list, delete_deps_list): Remove
3617 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3618 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3619 (copy_deps_list_change_con, move_dep_link): Ditto.
3620 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3621 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3623 (INSN_BACK_DEPS): Remove.
3624 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3626 (INSN_DEP_COUNT): Remove.
3627 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3628 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3629 Declare global variables.
3630 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3631 (add_forw_dep, compute_forward_dependences): Remove declarations.
3632 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3633 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3634 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3636 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3638 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3639 (sd_list_types_def): New typedef.
3640 (sd_next_list): Declare function.
3641 (struct _sd_iterator): New type.
3642 (sd_iterator_def): New typedef.
3643 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3645 (FOR_EACH_DEP): New cycle wrapper.
3646 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3648 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3649 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3652 * sched-deps.c (init_dep_1): Make global.
3653 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3655 (dump_dep): New static function.
3656 (dump_dep_flags): New static variable.
3657 (sd_debug_dep): New function.
3658 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3660 (move_dep_link): Use remove_from_deps_list (), instead of
3662 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3663 (dep_link_is_detached_p): New static function.
3664 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3666 (dn_pool, dl_pool): New alloc_pools.
3667 (dn_pool_diff, dl_pool_diff): New static variables.
3668 (create_dep_node, delete_dep_node): New static function.
3669 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3670 (deps_list_empty_p): Make it static. Use 'n_links' field.
3671 (deps_pools_are_empty_p): New static function.
3672 (alloc_deps_list, delete_deps_list): Remove.
3673 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3674 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3675 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3676 (forward_dependency_cache): Remove.
3677 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3678 'back' from the names. Change signature to use dep_t instead of
3680 (add_back_dep): Ditto. Make global.
3681 (check_dep_status): Rename to check_dep ().
3682 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3684 (sd_finish_insn): Ditto.
3685 (sd_find_dep_between_no_cache): New static function.
3686 (sd_find_dep_between): New function.
3687 (ask_dependency_caches, set_dependency_caches): New static functions.
3688 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3689 (add_or_update_dep_1): Separate pieces of functionality into
3690 ask_dependency_caches (), update_dependency_caches (),
3691 change_spec_dep_to_hard (), update_dep ().
3692 (get_back_and_forw_lists): New static function.
3693 (sd_add_dep): Separate setting of dependency caches into
3694 set_dependency_caches ().
3695 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3697 (sd_delete_dep): Ditto.
3698 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3699 (dump_lists): New static function.
3700 (sd_debug_lists): New debug function.
3701 (delete_all_dependences, fixup_sched_groups): Update to use
3702 sd_* infrastructure.
3703 (sched_analyze_2): Create data-speculative dependency only if
3704 data-speculation is enabled.
3705 (sched_analyze_insn): If insn cannot be speculative, make all its
3706 dependencies non-speculative.
3707 (sched_analyze): Use sd_init_insn ().
3708 (add_forw_dep, compute_forward_dependencies): Remove.
3709 (delete_dep_nodes_in_back_deps): New static function.
3710 (sched_free_deps): New function.
3711 (init_dependency_caches): Init alloc_pools.
3712 (extend_depedency_caches): Update after removing of
3713 forward_dependency_cache.
3714 (free_dependency_caches): Ditto. Free alloc_pools.
3715 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3716 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3718 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3719 (add_dependence): Use init_dep ().
3720 (get_dep_weak_1): New static function.
3721 (get_dep_weak): Move logic to get_dep_weak_1 ().
3722 (dump_ds): New static function moved from haifa-sched.c:
3723 debug_spec_status ().
3724 (debug_ds): New debug function.
3725 (check_dep_status): Rename to check_dep (). Update to check whole
3728 * haifa-sched.c (spec_info): Make global.
3729 (added_recovery_block_p): Rename to
3730 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3731 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3732 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3733 to use new interfaces.
3734 (ok_for_early_queue_removal): Ditto.
3735 (schedule_block): Initialize logical uids of insns emitted by the
3737 (sched_init): Initialize new variable.
3738 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3740 (extend_global): Initialize insn data.
3741 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3742 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3744 (add_to_speculative_block): Update to use new interfaces.
3745 (create_recovery_block): Set new variables.
3746 (create_check_block_twin, fix_recovery_deps): Update to use new
3748 (sched_insn_is_legitimate_for_speculation_p): New function.
3749 (speculate_insn): Move checking logic to
3750 sched_insn_is_legitimate_for_speculation_p ().
3751 (sched_remove_insn): Finalize sched-deps information of instruction.
3752 (clear_priorities, add_jump_dependencies): Update to use new
3754 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3756 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3757 to use new interfaces.
3758 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3759 (new_ready): Try to use control speculation only if it is available.
3760 (add_branch_dependences): Update to use new interfaces.
3761 (compute_block_backward_dependences): Rename to
3762 compute_block_dependences (). Call
3763 targetm.sched.dependencies_evaluation_hook ().
3764 (free_block_dependencies): New static function.
3765 (debug_dependencies): Update to use new interfaces.
3766 (schedule_region): Remove separate computation of forward dependencies.
3767 Move call of targetm.sched.dependencies_evaluation_hook () to
3768 compute_block_dependences (). Free dependencies at the end of
3769 scheduling the region.
3771 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3773 (add_deps_for_risky_insns): Ditto.
3774 (schedule_ebb): Remove separate computation of forward dependencies.
3775 Free dependencies at the end of scheduling the ebb.
3777 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3778 (build_intra_loop_deps): Ditto. Remove separate computation of
3779 forward dependencies. Free sched-deps dependencies.
3781 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3782 to use new interfaces.
3783 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3785 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3787 (is_costly_group): Ditto.
3789 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3791 * alias.c (rtx_equal_for_memref_p): Constify.
3792 * basic-block.h (const_edge, const_basic_block): New.
3793 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3794 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3795 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3796 probably_never_executed_bb_p, edge_probability_reliable_p,
3797 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3798 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3800 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3801 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3803 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3804 flow_nodes_print, dfs_enumerate_from): Likewise.
3805 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3806 control_flow_insn_p, count_basic_blocks): Likewise.
3807 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3808 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3809 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3810 average_num_loop_insns, loop_exit_edge_p,
3811 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3812 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3813 average_num_loop_insns, seq_cost): Likewise.
3814 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3815 * dominance.c (dominated_by_p): Likewise.
3816 * emit-rtl.c (validate_subreg): Likewise.
3817 * except.c (can_throw_internal, can_throw_external): Likewise.
3818 * except.h (can_throw_internal, can_throw_external): Likewise.
3819 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3820 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3821 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3822 simple_mem, store_ops_ok, load_kills_store, find_loads,
3823 store_killed_in_insn, store_killed_after, store_killed_before,
3824 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3826 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3827 noce_mem_write_may_trap_or_fault_p): Likewise.
3828 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3830 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3832 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3833 probably_cold_bb_p, probably_never_executed_bb_p,
3834 edge_probability_reliable_p, br_prob_note_reliable_p,
3835 can_predict_insn_p): Likewise.
3836 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3837 * resource.c (return_insn_p): Likewise.
3838 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3840 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3841 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3842 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3843 verify_gimple_modify_stmt): Likewise.
3844 * tree-chrec.c (is_not_constant_evolution,
3845 is_multivariate_chrec_rec, is_multivariate_chrec,
3846 chrec_contains_symbols, chrec_contains_undetermined,
3847 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3848 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3849 eq_evolutions_p, scev_direction): Likewise.
3850 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3851 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3852 chrec_contains_symbols_defined_in_loop,
3853 chrec_contains_undetermined, tree_contains_chrecs,
3854 evolution_function_is_affine_multivariate_p,
3855 evolution_function_is_univariate_p, chrec_zerop,
3856 evolution_function_is_constant_p, evolution_function_is_affine_p,
3857 evolution_function_is_affine_or_constant_p,
3858 tree_does_not_contain_chrecs, chrec_type): Likewise.
3859 * tree-data-ref.c (tree_fold_divides_p,
3860 object_address_invariant_in_loop_p, dr_may_alias_p,
3861 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3862 same_access_functions, constant_access_functions,
3863 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3865 * tree-flow.h (scev_direction): Likewise.
3866 * tree-gimple.c (is_gimple_stmt): Likewise.
3867 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3869 * tree-pretty-print.c (op_prio): Likewise.
3870 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3871 analyzable_condition, backedge_phi_arg_p): Likewise.
3872 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3873 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3874 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3877 2007-08-13 Dan Hipschman <dsh@google.com>
3880 * c-format.c (check_format_arg): Move check for zero-length
3881 format strings below the check for unterminated strings.
3883 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3886 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3889 2007-08-13 Nick Clifton <nickc@redhat.com>
3891 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3893 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3896 * c-format.c (gcc_gfc_length_specs): New array.
3897 (gcc_gfc_char_table): Add unsigned specifier, and references to
3898 the l length modifier.
3899 (format_types_orig): Use the new gcc_gfc_length_specs.
3901 2007-08-12 Sa Liu <saliu@de.ibm.com>
3903 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3904 and with REG_RETVAL note after split.
3906 2007-08-11 David Daney <ddaney@avtrex.com>
3908 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3909 as ATTRIBUTE_UNUSED.
3911 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3912 Segher Boessenkool <segher@kernel.crashing.org>
3914 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3915 HAVE_LOCAL_CPU_DETECT not defined.
3917 2007-08-11 Jan Hubicka <jh@suse.cz>
3919 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3920 (cgraph_process_new_functions): Honor previous value of
3921 disregard_inline_limits.
3922 * ipa-inline.c (compute_inline_parameters): Likewise.
3924 2007-08-11 Ian Lance Taylor <iant@google.com>
3926 * alias.h (alias_set_type): Define new type.
3927 (ALIAS_SET_MEMORY_BARRIER): Use it.
3928 * rtl.h: Include alias.h.
3929 (struct mem_attrs): Use alias_set_type.
3930 * tree.h: Include alias.h
3931 (struct tree_type): Use alias_set_type.
3932 (struct tree_struct_field_tag): Likewise.
3933 (struct tree_decl_common): Likewise.
3934 * alias.c (struct alias_set_entry): Use alias_set_type.
3935 (get_alias_set_entry, alias_set_subset_of): Likewise.
3936 (alias_sets_conflict_p): Likewise.
3937 (alias_sets_must_conflict_p): Likewise.
3938 (objects_must_conflict_p): Likewise.
3939 (get_alias_set, new_alias_set): Likewise.
3940 (record_alias_subset, record_component_aliases): Likewise.
3941 (varargs_set, frame_set): Change to alias_set_type.
3942 (get_varargs_alias_set): Use alias_set_type.
3943 (get_frame_alias_set): Likewise.
3944 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3945 * dse.c (struct store_info): Use alias_set_type.
3946 (struct read_info, struct clear_alias_mode_holder): Likewise.
3947 (clear_alias_set_lookup, canon_address): Likewise.
3948 (record_store, check_mem_read_rtx): Likewise.
3949 (dse_record_singleton_alias_set): Likewise.
3950 (dse_invalidate_singleton_alias_set): Likewise.
3951 * emit-rtl.c (get_mem_attrs): Likewise.
3952 (set_mem_attributes_minus_bitpos): Likewise.
3953 (set_mem_alias_set): Likewise.
3954 * expr.c (store_constructor_field, store_field): Likewise.
3955 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3956 * langhooks.c (lhd_get_alias_set): Likewise.
3957 * langhooks-def.h (lhd_get_alias_set): Likewise.
3958 * reload1.c (alter_reg): Likewise.
3959 * tree-flow.h (struct fieldoff): Likewise.
3960 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3961 (may_alias_p, get_smt_for, create_sft): Likewise.
3962 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3963 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3964 (merge_smts_into): Likewise.
3965 * varasm.c (const_alias_set): Likewise.
3966 * c-common.c (strict_aliasing_warning): Likewise.
3967 (c_common_get_alias_set): Likewise.
3968 * dse.h (dse_record_singleton_alias_set): Update declaration.
3969 (dse_invalidate_singleton_alias_set): Likewise.
3970 * emit-rtl.h (set_mem_alias_set): Likewise.
3971 * c-common.h (c_common_get_alias_set): Likewise.
3972 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3973 * print-tree.c (print_node): Likewise.
3974 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3976 (alpha_setup_incoming_varargs): Use alias_set_type.
3977 * config/i386/i386.c (setup_incoming_varargs_64): Use
3979 (setup_incoming_varargs_ms_64): Likewise.
3980 (ix86_GOT_alias_set): Likewise.
3981 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3982 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3983 (set): Change to alias_set_type.
3984 (get_TOC_alias_set): Use alias_set_type.
3985 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3987 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3988 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3990 (struct_value_alias_set): Likewise.
3991 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3993 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3995 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3996 * config/vxworks.h (TARGET_VXWORKS): Override.
3997 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3998 "mips" if TARGET_VXWORKS.
4000 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4002 * calls.c (avoid_likely_spilled_reg): New function.
4003 (expand_call): Use it.
4005 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4007 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4009 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4011 * config/mips/predicates.md (const_call_insn_operand): Invoke
4012 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4014 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4017 * config/rs6000/driver-rs6000.c: Include link.h.
4018 Use ElfW instead of wordsize-specif typedef.
4020 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4022 * system.h (CONST_CAST): New.
4023 * c-decl.c (c_make_fname_decl): Use it.
4024 * c-lex.c (cb_ident, lex_string): Likewise.
4025 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4026 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4027 give_switch, set_multilib_dir): Likewise.
4028 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4029 * passes.c (execute_one_pass): Likewise.
4030 * prefix.c (update_path): Likewise.
4031 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4032 * tree.c (build_string): Likewise.
4034 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4036 * tree-flow-inline.h (is_exec_stmt): Remove.
4037 (is_label_stmt): Remove.
4038 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4041 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4043 * lower-subreg.c (resolve_shift_zext): Don't adjust
4044 src_reg_num for wordmode operands.
4046 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4047 David Ung <davidu@mips.com>
4049 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4050 (TARGET_SCHED_REORDER2): Define.
4051 (mips_maybe_swap_ready): New.
4052 (mips_last_74k_agen_insn): New.
4053 (mips_74k_agen_init): New.
4054 (mips_74k_agen_reorder): New function to group loads and stores
4056 (mips_sched_init): New.
4057 (mips_sched_reorder): Don't do initialization here. Call
4058 mips_74k_agen_reorder.
4059 (mips_variable_issue): Call mips_74k_agen_init.
4061 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4063 * tree-flow-inline.h (get_filename): Remove.
4065 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4067 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4069 (mips_fetch_insns): Delete in favor of...
4070 (mips_load_store_insns): ...this new function.
4071 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4072 to say whether multiword moves _might_ be split.
4073 (mips_fetch_insns): Delete in favor of...
4074 (mips_load_store_insns): ...this new function.
4075 (mips_rtx_costs): Update the call to mips_address_insns.
4076 (mips_address_cost): Likewise.
4077 * config/mips/mips.md (length): Use mips_load_store_insns instead
4078 of mips_fetch_insns.
4079 * config/mips/constraints.md (R): Use mips_address_insns rather
4080 than mips_fetch_insns. Assume that the move never needs to be split.
4082 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4084 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4085 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4086 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4087 * config/mips/mips.h (mips16_hard_float): Delete.
4088 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4089 definitions, and replace with....
4090 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4091 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4092 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4093 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4094 (override_options): Replace MASK_SOFT_FLOAT references with
4095 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4096 and mips16_hard_float when TARGET_MIPS16.
4098 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4101 * c-typeck.c (build_binary_op): Check for non pointer types before
4102 calling int_fits_type_p.
4104 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4107 * fold-const.c (omit_one_operand): Return only the ommitted expression
4108 if the result is an empty statement.
4109 (pedantic_omit_one_operand): Likewise.
4111 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4113 * c-typeck.c (readonly_error): Improve error for assignment.
4115 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4117 (pp_c_expression): Ditto.
4119 2007-08-09 Simon Baldwin <simonb@google.com>
4121 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4122 break that was preventing simplify_associative_operation() for xor.
4124 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4125 Nigel Stephens <nigel@mips.com>
4127 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4128 Document change in interpretation of value from boolean to
4130 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4131 ffs and ctz using clz.
4132 (expand_unop): Call them.
4133 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4135 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4136 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4137 enable the new ffs expansion on this target.
4139 2007-08-09 Jan Hubicka <jh@suse.cz>
4141 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4142 (expand_ternary_op): Likewise.
4143 (expand_vec_shift_expr): Likewise.
4144 (expand_binop_directly): Likewise.
4145 (expand_binop): Likewise.
4146 (sign_expand_binop): Likewise.
4147 (expand_twoval_unop): Likewise.
4148 (expand_twoval_binop): Likewise.
4149 (expand_twoval_binop_libfunc): Likewise.
4150 (widen_clz): Likewise.
4151 (widen_bswap): Likewise.
4152 (expand_parity): Likewise.
4153 (expand_unop): Likewise.
4154 (expand_abs_nojump): Likewise.
4155 (expand_copysign): Likewise.
4156 (emit_no_conflict_block): Likewise.
4157 (emit_libcall_block): Likewise.
4158 (can_compare_p): Likewise.
4159 (prepare_cmp_insn): Likewise.
4160 (emit_cmp_and_jump_insn_1): Likewise.
4161 (prepare_float_lib_cmp): Likewise.
4162 (emit_conditional_add): Likewise.
4163 (gen_add2_insn): Likewise.
4164 (have_add2_insn): Likewise.
4165 (gen_sub2_insn): Likewise.
4166 (have_sub2_insn): Likewise.
4167 (can_extend_p): Likewise.
4168 (can_fix_p): Likewise.
4169 (can_float_p): Likewise.
4170 (expand_float): Likewise.
4171 (expand_fix): Likewise.
4172 (expand_sfix_optab): Likewise.
4173 (new_optab): Likewise.
4174 (new_convert_optab): Likewise.
4175 (init_libfuncs): Likewise.
4176 (init_interclass_conv_libfuncs): Likewise.
4177 (init_intraclass_conv_libfuncs): Likewise.
4178 (set_conv_libfunc): Likewise.
4179 (init_optabs): Likewise.
4180 (debug_optab_libfuncs): Likewise.
4181 (gen_cond_trap): Likewise.
4182 * optabs.h (optab_handler, convert_optab_hanlder): New.
4183 * genopinit.c: Update optabs generation table.
4184 * reload.c (find_reloads_address_1): Use optabs accestors.
4185 * builtins.c (expand_builtin_mathfn): Likewise.
4186 (expand_builtin_mathfn_2): Likewise.
4187 (expand_builtin_mathfn_3): Likewise.
4188 (expand_builtin_interclass_mathfn): Likewise.
4189 (expand_builtin_sincos): Likewise.
4190 (expand_builtin_cexpi): Likewise.
4191 (expand_builtin_powi): Likewise.
4192 (expand_builtin_strlen): Likewise.
4193 * dojump.c (do_jump): Likewise.
4194 * expr.c (convert_move): Likewise.
4195 (move_by_pieces): Likewise.
4196 (move_by_pieces_ninsns): Likewise.
4197 (can_store_by_pieces): Likewise.
4198 (store_by_pieces_1): Likewise.
4199 (emit_move_via_integer): Likewise.
4200 (emit_move_complex): Likewise.
4201 (emit_move_ccmode): Likewise.
4202 (emit_move_insn_1): Likewise.
4203 (emit_single_push_insn): Likewise.
4204 (store_constructor): Likewise.
4205 (expand_expr_real_1): Likewise.
4206 (do_store_flag): Likewise.
4207 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4208 (enumerate_modes): Likewise.
4209 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4210 (supportable_widening_operation): Likewise.
4211 (supportable_narrowing_operation): Likewise.
4212 * expmed.c (store_bit_field_1): Likewise.
4213 (extract_bit_field_1): Likewise.
4214 (expand_mult_highpart_optab): Likewise.
4215 (expand_smod_pow2): Likewise.
4216 (expand_divmod): Likewise.
4217 (emit_store_flag): Likewise.
4218 * tree-vect-patterns.c
4219 (vect_pattern_recog_1): Likewise.
4220 * tree-ssa-loop-prefetch.c
4221 (nontemporal_store_p): Likewise.
4222 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4223 (vect_create_epilog_for_reduction): Likewise.
4224 (vectorizable_reduction): Likewise.
4225 (vectorizable_operation): Likewise.
4226 (vect_strided_store_supported): Likewise.
4227 (vectorizable_store): Likewise.
4228 (vect_strided_load_supported): Likewise.
4229 (vectorizable_load): Likewise.
4230 * combine.c (simplify_comparison): Likewise.
4231 * tree-vect-generic.c
4232 (type_for_widest_vector_mode): Likewise.
4233 (expand_vector_operations_1): Likewise.
4234 * config/spu/spu.c (spu_expand_mov): Likewise.
4235 (spu_emit_vector_compare): Likewise.
4236 * config/rs6000/rs6000.c
4237 (rs6000_emit_vector_compare): Likewise.
4238 * stmt.c (add_case_node): Likewise.
4239 * reload1.c (gen_reload):
4241 2007-08-09 Michael Matz <matz@suse.de>
4243 * tree.h (fixed_zerop): Declare as taking a const_tree.
4244 * tree.c (fixed_zerop): Take a const_tree.
4246 2007-08-09 Ira Rosen <irar@il.ibm.com>
4248 * tree-vect-transform.c (vectorizable_store): Remove call to
4249 copy_virtual_operands() and call mark_symbols_for_renaming() for
4250 the created vector store.
4251 (vect_setup_realignment): Don't call copy_virtual_operands() and
4252 update_vuses_to_preheader().
4253 (vectorizable_load): Don't call copy_virtual_operands().
4254 (update_vuses_to_preheader): Remove.
4256 2007-08-08 Chao-ying Fu <fu@mips.com>
4258 * tree.def (FIXED_POINT_TYPE): New type.
4259 (FIXED_CST): New constant.
4260 (FIXED_CONVERT_EXPR): New expr.
4261 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4262 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4263 * tree.h (struct tree_base): Add saturating_flag.
4264 Remove one bit of spare for saturating_flag.
4265 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4266 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4267 FIXED_POINT_TYPE_P): Define.
4268 (TYPE_SATURATING): Define.
4269 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4270 (struct tree_fixed_cst): New.
4271 (TYPE_IBIT, TYPE_FBIT): Define.
4272 (tree_node): Add fixed_cst.
4273 (enum tree_index): Add new enumeration values of
4274 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4275 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4276 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4277 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4278 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4279 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4280 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4281 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4282 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4283 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4284 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4285 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4286 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4287 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4288 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4289 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4290 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4291 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4292 (sat_short_fract_type_node, sat_fract_type_node,
4293 sat_long_fract_type_node, sat_long_long_fract_type_node,
4294 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4295 sat_unsigned_long_fract_type_node,
4296 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4297 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4298 unsigned_short_fract_type_node, unsigned_fract_type_node,
4299 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4300 sat_short_accum_type_node, sat_accum_type_node,
4301 sat_long_accum_type_node, sat_long_long_accum_type_node,
4302 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4303 sat_unsigned_long_accum_type_node,
4304 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4305 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4306 unsigned_short_accum_type_node, unsigned_accum_type_node,
4307 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4308 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4309 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4310 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4311 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4312 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4313 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4314 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4315 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4316 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4317 sat_uda_type_node, sat_uta_type_node): New macro.
4318 (make_fract_type, make_accum_type): Declare.
4319 (make_signed_fract_type, make_unsigned_fract_type,
4320 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4321 make_signed_accum_type, make_unsigned_accum_type,
4322 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4323 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4324 make_or_reuse_sat_signed_fract_type,
4325 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4326 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4327 make_or_reuse_sat_unsigned_accum_type): New macro.
4328 (fixed_zerop): Declare.
4329 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4330 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4331 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4332 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4333 * treestruct.def: Add TS_FIXED_CST.
4334 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4336 (tree-dump.o): Likewise.
4337 (print-tree.o): Likewise.
4338 (tree-pretty-print.o): Likewise.
4339 (fold-const.o): Likewise.
4340 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4341 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4342 (is_gimple_min_invariant): Handle FIXED_CST.
4343 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4344 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4345 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4346 (layout_type): Handle FIXED_POINT_TYPE.
4347 (make_fract_type, make_accum_type): New functions.
4348 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4349 * tree-dump.c (fixed-value.h): New include.
4350 (dump_fixed): New function.
4351 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4352 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4353 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4354 * tree-pretty-print.c (fixed-value.h): New include.
4355 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4357 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4358 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4359 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4360 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4361 for non-saturating fixed-point types.
4362 (reassociate_bb): Likewise.
4363 * emit-rtl.c (fixed-value.h): New include.
4364 (fconst0, fconst1): New array.
4365 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4366 * tree-vect-generic.c expand_vector_operation): Support
4367 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4369 (type_for_widest_vector_mode): Add one parameter for the
4371 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4373 Pass the satp parameter to type_for_mode for fixed-point types.
4374 (expand_vector_operations_1): Pass the saturating flag to
4375 type_for_widest_vector_mode.
4376 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4377 and MODE_VECTOR_UACCUM.
4378 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4379 (vectorizable_condition): Likewise.
4380 * tree.c (fixed-value.h): New include.
4381 (tree_code_size): Support FIXED_CST.
4382 (build_fixed): New function.
4383 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4384 (fixed_zerop): New function.
4385 (tree_node_structure): Support FIXED_CST.
4386 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4387 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4388 (type_hash_eq): Handle FIXED_POINT_TYPE.
4389 (simple_cst_equal): Support FIXED_CST.
4390 (iterative_hash_expr): Handle FIXED_CST.
4391 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4392 (get_narrower): Likewise.
4393 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4394 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4395 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4396 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4398 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4399 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4400 (initializer_zerop): Support FIXED_CST.
4401 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4402 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4403 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4404 (is_base_type): Handle FIXED_POINT_TYPE.
4405 (add_type_attribute): Handle FIXED_POINT_TYPE.
4406 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4407 * print-tree.c (fixed-value.h): New include.
4408 (print_node_brief): Support FIXED_CST.
4409 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4410 * c-pretty-print.c (fixed-value.h): New include.
4411 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4412 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4413 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4414 Support fixed-point types for inner items in VECTOR_TYPE.
4415 (pp_c_direct_declarator): Likewise.
4416 (pp_c_declarator): Likewise.
4417 (pp_c_fixed_constant): New function.
4418 (pp_c_constant): Handle FIXED_CST.
4419 (pp_c_primary_expression): Likewise.
4420 (pp_c_expression): Likewise.
4421 * fold-const.c (fixed-value.h): New include.
4422 (negate_expr_p): Return true for FIXED_CST.
4423 (fold_negate_expr): Support FIXED_CST.
4424 (split_tree): Support FIXED_CST.
4425 (const_binop): Support FIXED_CST.
4426 (fold_convert_const_int_from_fixed): New function to convert from
4428 (fold_convert_const_real_from_fixed): New function to convert from
4430 (fold_convert_const_fixed_from_fixed): New function to convert from
4431 fixed to another fixed.
4432 (fold_convert_const_fixed_from_int): New function to convert from
4434 (fold_convert_const_fixed_from_real): New function to convert from
4436 (fold_convert_const): Support conversions from fixed to int, from
4437 fixed to real, from fixed to fixed, from int to fixed, and from real
4439 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4440 (operand_equal_p): Support FIXED_CST.
4441 (make_range): For fixed-point modes, we need to pass the
4442 saturating flag as the 2nd parameter.
4443 (tree_swap_operands_p): Handle FIXED_CST.
4444 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4446 (fold_unary): Support FIXED_CONVERT_EXPR.
4447 (fold_binary): Handle FIXED_CST.
4448 Make sure the type is not saturating, before associating operations.
4449 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4450 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4451 (fold_negate_const): Support FIXED_CST.
4452 (fold_relational_const): Support FIXED_CST.
4453 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4454 (gimplify_expr): Handle FIXED_CST.
4455 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4456 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4457 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4458 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4459 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4460 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4461 LONG_LONG_ACCUM_TYPE_SIZE.
4462 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4463 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4464 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4465 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4466 MODE_ACCUM, and MODE_UACCUM.
4467 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4468 fixed-point types to disable reduction.
4469 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4471 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4473 * config/rs6000/x-rs6000: New file.
4474 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4475 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4476 (EXTRA_SPEC_FUNCTIONS): Define.
4477 (HAVE_LOCAL_CPU_DETECT): Define.
4478 (CC1_CPU_SPEC): Define.
4479 * config/rs6000/driver-rs6000.c: New file.
4480 * config/rs6000/aix.h (CC1_SPEC): Define.
4481 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4482 * config.host: Add x-rs6000 to host_xmake_file if host and target
4483 are rs6000 or powerpc.
4485 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4487 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4489 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4490 Sandra Loosemore <sandra@codesourcery.com>
4491 Chao-ying Fu <fu@mips.com>
4492 Nigel Stephens <nigel@mips.com>
4493 David Ung <davidu@mips.com>
4495 * doc/invoke.texi (-mcode-readable): Document.
4496 * config/mips/mips.opt (mcode-readable): New option.
4497 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4498 * config/mips/mips.h (mips_code_readable_setting): New enum.
4499 (mips_code_readable): Declare.
4500 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4501 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4502 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4503 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4504 boiler-plate comments.
4505 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4506 * config/mips/mips.c (mips_code_readable): New variable.
4507 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4508 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4509 context and -mcode-readable setting to restrict the use of
4510 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4511 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4512 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4513 (mips_blocks_for_constant_p): Only return false for
4514 TARGET_MIPS16_PCREL_LOADS.
4515 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4516 for MIPS16. Handle SYMBOL_32_HIGH.
4517 (mips_const_insns): Allow HIGHs for MIPS16 too.
4518 (mips_unspec_address_offset): New function, split out from...
4519 (mips_unspec_address): ...here.
4520 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4521 16-bit symbolic constants. Assert approropiate conditions for
4522 using the "la" and "dla" macros.
4523 (mips_handle_option): Handle -mcode-readable=.
4524 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4525 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4526 (mips_strip_unspec_address): New function, split out from...
4527 (print_operand_reloc): ...here.
4528 (print_operand): Pass constants through mips_strip_unspec_address.
4529 (print_operand_address): Likewise.
4530 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4531 (mips_select_rtx_section): Remove MIPS16 handling.
4532 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4533 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4534 (mips16_lay_out_constants): Do nothing unless
4535 TARGET_MIPS16_PCREL_LOADS.
4536 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4537 * config/mips/mips.md: Split HIGHs for MIPS16.
4538 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4540 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4542 * config/mips/mips-protos.h (mips_emit_move): Declare.
4543 * config/mips/mips.c (mips_emit_move): New function.
4544 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4545 (mips_legitimize_const_move): Likewise.
4546 (mips_legitimize_move): Likewise.
4547 (mips_split_64bit_move): Likewise.
4548 (mips_restore_gp): Likewise.
4549 (mips_load_call_address): Likewise.
4550 (mips_emit_fcc_reload): Likewise.
4551 (mips_set_return_address): Likewise.
4552 (mips_block_move_straight): Likewise.
4553 (mips_block_move_loop): Likewise.
4554 (mips_setup_incoming_varargs): Likewise.
4555 (mips_save_reg): Likewise.
4556 (mips_expand_prologue): Likewise.
4557 (mips_restore_reg): Likewise.
4558 (mips_expand_epilogue): Likewise.
4559 (mips_output_mi_thunk): Likewise.
4560 (build_mips16_call_stub): Likewise.
4561 (mips_builtin_branch_and_move): Likewise.
4562 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4563 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4564 (fixuns_truncdfdi2): Likewise.
4565 (fixuns_truncsfsi2): Likewise.
4566 (fixuns_truncsfdi2): Likewise.
4567 (loadgp_absolute): Likewise.
4568 (builtin_setjmp_setup): Likewise.
4569 (builtin_longjmp): Likewise.
4570 (untyped_call): Likewise.
4572 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4574 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4575 an "rtx *" argument. Return a bool.
4576 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4577 values and return true if they can be split. Take the same kind of
4578 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4579 and store the lo_sum there if nonnull. Use the symbol type to
4580 determine whether a $gp or HIGH is needed.
4581 (mips_legitimize_address): Update call to mips_split_symbol and
4582 simplify accordingly.
4583 (mips_legitimize_const_move): Likewise.
4584 * config/mips/mips.md: In the combine define_split,
4585 check mips_split_symbol instead of splittable_symbolic_operand.
4586 Update use of mips_split_symbol in the generator code.
4587 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4589 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4591 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4592 (mips_symbol_insns_1): New function, split out from...
4593 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4594 and stores separately from load addresses.
4595 (mips_classify_address): Replace uses of mips_symbolic_address_p
4596 with uses of mips_symbol_insns.
4597 (mips_address_insns): Update calls to mips_symbol_insns.
4598 (mips_const_insns): Likewise.
4599 (mips_legitimize_address): Likewise.
4601 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4603 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4604 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4605 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4606 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4607 non-call contexts if TARGET_MIPS16.
4608 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4609 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4610 code for SYMBOL_ABSOLUTE.
4611 (mips_symbol_insns): Likewise.
4613 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4615 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4616 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4617 (mips_symbolic_constant_p): Likewise. Update the call to
4618 mips_classify_symbol.
4619 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4620 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4621 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4622 (print_operand_reloc): Add a context argument. Update the call to
4623 mips_symbolic_constant_p.
4624 (print_operand): Update the calls to print_operand_reloc.
4625 (print_operand_address): Use print_operand_reloc rather than
4627 (mips_rewrite_small_data_p): Add a context argument. Update the call
4628 to mips_symbolic_constant_p.
4629 (mips_small_data_pattern_1): Make DATA the containing mem.
4630 Update the call to mips_rewrite_small_data_p.
4631 (mips_rewrite_small_data_1): Likewise.
4632 (mips_use_anchors_for_symbol_p): Update the call to
4633 mips_symbolic_constant_p.
4634 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4635 (splittable_symbolic_operand): Likewise.
4636 (move_operand): Likewise.
4637 (absolute_symbolic_operand): Likewise.
4638 (got_disp_operand): Likewise.
4639 (got_page_ofst_operand): Likewise.
4641 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4643 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4644 (SYMBOL_ABSOLUTE): ...this.
4645 (SYMBOL_SMALL_DATA): Rename to...
4646 (SYMBOL_GP_RELATIVE): ...this.
4647 (SYMBOL_CONSTANT_POOL): Rename to...
4648 (SYMBOL_PC_RELATIVE): ...this.
4649 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4650 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4651 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4652 after above changes.
4653 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4654 (general_symbolic_operand): Rename to...
4655 (absolute_symbolic_operand): ...this.
4656 * config/mips/mips.md: Update after above changes.
4658 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4659 Revital Eres <eres@il.ibm.com>
4661 * ddg.c (print_ddg): Add dump information.
4662 * modulo-sched.c (print_node_sched_params): Add parameter and
4664 (calculate_maxii): Remove function.
4665 (undo_generate_reg_moves): Likewise.
4666 (undo_permute_partial_schedule): Likewise.
4667 (kernel_number_of_cycles): Likewise.
4668 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4669 (sms_schedule): Use it. Remove profitability checks.
4670 (sms_schedule_by_order): Fix order of nodes within the cycle.
4672 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4674 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4675 -profile option, add pie support.
4676 (ENDFILE_SPEC): New spec.
4677 * config/gnu.h (LIB_SPEC): Add -profile option.
4679 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4681 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4682 * config/gnu.h (LIB_SPEC): Likewise.
4684 2007-08-07 Yaz Saito <saito@google.com>
4685 Ian Lance Taylor <iant@google.com>
4687 * common.opt (finstrument-functions-exclude-function-list): New
4689 (finstrument-functions-exclude-file-list): New option.
4690 * opts.c (char_p): Define and DEF_VEC.
4691 (flag_instrument_functions_exclude_functions): New static
4693 (flag_instrument_functions_exclude_files): New static variable.
4694 (add_instrument_functions_exclude_list): New static function.
4695 (flag_instrument_functions_exclude_p): New function.
4696 (common_handle_option): Handle new options.
4697 * flags.h (flag_instrument_functions_exclude_p): Declare.
4698 * gimplify.c (gimplify_function_tree): Call
4699 flag_instrument_functions_exclude_p.
4700 * doc/invoke.texi (Option Summary): Mention new options.
4701 (Code Gen Options): Document new options.
4703 2007-08-07 Ian Lance Taylor <iant@google.com>
4705 PR rtl-optimization/32776
4706 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4707 (resolve_use): Likewise.
4708 (decompose_multiword_subregs): Remove "changed" local variable.
4710 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4712 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4713 * configure: Regenerate.
4714 * config.in: Regenerate.
4715 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4718 2007-08-07 Ian Lance Taylor <iant@google.com>
4720 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4721 note, just delete the insn.
4723 2007-08-07 Andreas Schwab <schwab@suse.de>
4726 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4729 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4731 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4732 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4733 (decompose_multiword_subregs): Use the functions above to decompose
4734 multiword shifts and zero-extends.
4736 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4738 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4739 "assemble" descriptions which were swapped.
4741 2007-08-06 Chao-ying Fu <fu@mips.com>
4743 * fixed-value.h: New file.
4744 * fixed-value.c: New file.
4745 * Makefile.in (OBJS-common): Add fixed-value.o.
4746 (fixed-value.o): New rule.
4747 (GTFILES): Add fixed-value.h.
4748 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4749 to compare a.low and b.low.
4750 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4752 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4753 Daniel Jacobowitz <dan@codesourcery.com>
4756 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4758 (x86_64-*-netbsd*): Likewise.
4759 (x86_64-*-linux*): Likewise.
4760 (x86_64-*-kfreebsd*-gnu): Likewise.
4761 (x86_64-*-knetbsd*-gnu): Likewise.
4762 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4764 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4766 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4767 Add -fno-asynchronous-unwind-tables.
4769 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4770 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4771 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4772 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4773 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4775 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4777 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4778 (TARGET_C_MODE_FOR_SUFFIX): New.
4780 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4782 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4784 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4786 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4788 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4790 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4791 before checking function returns in conditional expressions.
4793 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4796 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4798 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4801 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4802 for INTEGRAL_TYPE_P.
4804 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4806 * configure.ac: Remove --enable-checking=df from default settings.
4807 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4808 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4809 if the parameter is true.
4810 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4811 DF_VERIFY_SCHEDULED flag is true.
4812 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4813 (df_finish_pass): Adjust prototype.
4814 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4817 * see.c (pass_see): Add TODO_df_verify.
4818 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4819 * global.c (rest_of_handle_global_alloc): Schedule verification
4821 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4823 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4824 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4825 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4827 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4828 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4829 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4831 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4832 Revital Eres <eres@il.ibm.com>
4834 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4836 * ddg.c (create_ddg_dependence): Rename to...
4837 (create_ddg_dep_from_intra_loop_link): This. Do not check
4838 for interloop edges. Do not create anti dependence edge when
4839 a true dependence edge exists in the opposite direction and
4840 -fmodulo-sched-allow-regmoves is set.
4841 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4842 (add_cross_iteration_register_deps): Create anti dependence edge
4843 when -fno-modulo-sched-allow-regmoves is set.
4844 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4846 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4848 * config/arm/arm.md (movsi): Add braces.
4850 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4853 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4854 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4857 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4859 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4860 state accessor functions.
4861 * cfgloopmanip.c (remove_path, create_preheaders,
4862 force_single_succ_latches, fix_loop_structure): Ditto.
4863 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4864 tree_duplicate_loop_to_header_edge): Ditto.
4865 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4866 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4868 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4869 cleanup_tree_cfg): Ditto.
4870 * tree-cfg.c (tree_merge_blocks): Ditto.
4871 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4872 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4873 loop_preheader_edge, single_exit): Ditto.
4874 (flow_loops_find): Do not clear loops->state.
4875 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4876 loops_state_clear): New functions.
4878 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4881 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4882 when adding to the base and convert ELT to sizetype instead of type.
4884 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4887 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4888 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4890 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4893 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4894 correct type the negate expression.
4896 2007-08-03 Jan Hubicka <jh@suse.cz>
4898 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4901 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4903 * config/rs6000/rs6000.c (struct processor_cost): Change
4904 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4905 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4907 (rios1_costs, rios2_cost): Correct cache line size.
4908 (rs6000_override_options): Set l2-cache-size parameter.
4910 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4911 Diego Novillo <dnovillo@google.com>
4914 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4915 if the range includes 0.
4917 2007-08-03 Ben Elliston <bje@au.ibm.com>
4919 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4920 mode to unspec expressions to silence a warning from the generator
4923 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4925 * config/ia64/constraints.md ("U"): Make constraint vector only.
4927 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4930 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4931 always_inline attribute on the function decl.
4933 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4936 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4937 if we are compiling with -fPIC.
4939 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4940 Nigel Stephens <nigel@mips.com>
4942 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4943 Define for MIPS32 and MIPS64.
4945 2007-08-02 Nick Clifton <nickc@redhat.com>
4947 * config/host-hpux.c: Change copyright header to refer to version
4948 3 of the GNU General Public License and to point readers at the
4949 COPYING3 file and the FSF's license web page.
4950 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4951 config/alpha/linux.h, config/alpha/alpha.opt,
4952 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4953 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4954 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4955 config/alpha/alpha.h, config/alpha/sync.md,
4956 config/alpha/openbsd.h, config/alpha/alpha.md,
4957 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4958 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4959 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4960 config/alpha/constraints.md, config/alpha/osf.h,
4961 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4962 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4963 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4964 config/frv/frv-asm.h, config/frv/frv-protos.h,
4965 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4966 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4967 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4968 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4969 config/s390/s390.opt, config/s390/s390-modes.def,
4970 config/s390/fixdfdi.h, config/s390/constraints.md,
4971 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4972 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4973 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4974 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4975 config/m32c/prologue.md, config/m32c/m32c.abi,
4976 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4977 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4978 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4979 config/m32c/jump.md, config/m32c/shift.md,
4980 config/m32c/m32c-protos.h, config/libgloss.h,
4981 config/spu/spu-protos.h, config/spu/predicates.md,
4982 config/spu/spu-builtins.h, config/spu/spu.c,
4983 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4984 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4985 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4986 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4987 config/sparc/hypersparc.md, config/sparc/predicates.md,
4988 config/sparc/linux.h, config/sparc/sp64-elf.h,
4989 config/sparc/supersparc.md, config/sparc/cypress.md,
4990 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4991 config/sparc/niagara.md, config/sparc/sparc.md,
4992 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4993 config/sparc/sparc.opt, config/sparc/sync.md,
4994 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4995 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4996 config/sparc/sparc.c, config/sparc/little-endian.opt,
4997 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4998 config/sparc/linux64.h, config/sparc/freebsd.h,
4999 config/sparc/sol2.h, config/sparc/rtemself.h,
5000 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5001 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5002 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5003 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5004 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5005 config/m32r/linux.h, config/m32r/constraints.md,
5006 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5007 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5008 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5009 config/i386/i386.md, config/i386/netware-crt0.c,
5010 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5011 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5012 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5013 config/i386/sol2.h, config/i386/constraints.md,
5014 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5015 config/i386/predicates.md, config/i386/geode.md,
5016 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5017 config/i386/freebsd64.h, config/i386/vxworksae.h,
5018 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5019 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5020 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5021 config/i386/netware.h, config/i386/i386-modes.def,
5022 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5023 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5024 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5025 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5026 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5027 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5028 config/i386/xm-mingw32.h, config/i386/linux64.h,
5029 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5030 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5031 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5032 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5033 config/i386/cygwin2.c, config/i386/i386-protos.h,
5034 config/i386/sync.md, config/i386/openbsd.h,
5035 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5036 config/i386/nto.h, config/i386/biarch64.h,
5037 config/i386/i386-coff.h, config/i386/freebsd.h,
5038 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5039 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5040 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5041 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5042 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5043 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5044 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5045 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5046 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5047 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5048 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5049 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5050 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5051 config/sh/superh64.h, config/sh/rtemself.h,
5052 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5053 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5054 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5055 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5056 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5057 config/avr/predicates.md, config/avr/constraints.md,
5058 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5059 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5060 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5061 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5062 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5063 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5064 config/c4x/predicates.md, config/c4x/c4x.h,
5065 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5066 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5067 config/xtensa/linux.h, config/xtensa/xtensa.h,
5068 config/xtensa/elf.h, config/xtensa/xtensa.md,
5069 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5070 config/xtensa/xtensa-protos.h, config/dbx.h,
5071 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5072 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5073 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5074 config/host-solaris.c, config/fr30/fr30.h,
5075 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5076 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5077 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5078 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5079 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5080 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5081 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5082 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5083 config/cris/predicates.md, config/cris/linux.h,
5084 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5085 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5086 config/cris/aout.opt, config/cris/cris-protos.h,
5087 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5088 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5089 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5090 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5091 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5092 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5093 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5094 config/chorus.h, config/mn10300/mn10300.c,
5095 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5096 config/mn10300/mn10300.h, config/mn10300/linux.h,
5097 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5098 config/mn10300/mn10300.md, config/ia64/predicates.md,
5099 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5100 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5101 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5102 config/ia64/freebsd.h, config/ia64/ia64.md,
5103 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5104 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5105 config/gofast.h, config/rtems.h, config/sol2-10.h,
5106 config/m68k/predicates.md, config/m68k/m68k.md,
5107 config/m68k/linux.h, config/m68k/m68k-modes.def,
5108 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5109 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5110 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5111 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5112 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5113 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5114 config/m68k/constraints.md, config/m68k/rtemself.h,
5115 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5116 config/m68k/uclinux.h, config/rs6000/power4.md,
5117 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5118 config/rs6000/linux.h, config/rs6000/eabi.h,
5119 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5120 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5121 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5122 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5123 config/rs6000/windiss.h, config/rs6000/603.md,
5124 config/rs6000/aix41.h, config/rs6000/cell.md,
5125 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5126 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5127 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5128 config/rs6000/default64.h, config/rs6000/7xx.md,
5129 config/rs6000/darwin.opt, config/rs6000/spe.md,
5130 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5131 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5132 config/rs6000/7450.md, config/rs6000/linux64.h,
5133 config/rs6000/constraints.md, config/rs6000/440.md,
5134 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5135 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5136 config/rs6000/rs6000.h, config/rs6000/power6.md,
5137 config/rs6000/predicates.md, config/rs6000/altivec.md,
5138 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5139 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5140 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5141 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5142 config/rs6000/linux64.opt, config/rs6000/sync.md,
5143 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5144 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5145 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5146 config/rs6000/eabispe.h, config/rs6000/e500.h,
5147 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5148 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5149 config/rs6000/aix.h, config/rs6000/vxworks.h,
5150 config/rs6000/40x.md, config/rs6000/aix51.h,
5151 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5152 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5153 config/arc/arc.h, config/mcore/mcore-elf.h,
5154 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5155 config/mcore/mcore.md, config/mcore/mcore.c,
5156 config/mcore/mcore.opt, config/mcore/mcore.h,
5157 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5158 config/score/predicates.md, config/score/score-version.h,
5159 config/score/score-protos.h, config/score/misc.md,
5160 config/score/elf.h, config/score/score.c, config/score/mac.md,
5161 config/score/score7.md, config/score/score.h,
5162 config/score/score-conv.h, config/score/score-mdaux.c,
5163 config/score/score.md, config/score/score.opt,
5164 config/score/score-modes.def, config/score/score-mdaux.h,
5165 config/score/mul-div.S, config/arm/uclinux-elf.h,
5166 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5167 config/arm/symbian.h, config/arm/linux-elf.h,
5168 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5169 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5170 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5171 config/arm/strongarm-pe.h, config/arm/arm.h,
5172 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5173 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5174 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5175 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5176 config/arm/arm-cores.def, config/arm/arm-protos.h,
5177 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5178 config/arm/wince-pe.h, config/arm/neon.md,
5179 config/arm/constraints.md, config/arm/neon.ml,
5180 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5181 config/arm/arm.opt, config/arm/arm926ejs.md,
5182 config/arm/predicates.md, config/arm/iwmmxt.md,
5183 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5184 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5185 config/arm/neon-testgen.ml, config/arm/arm.md,
5186 config/arm/xscale-coff.h, config/arm/pe.c,
5187 config/arm/arm-generic.md, config/arm/pe.h,
5188 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5189 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5190 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5191 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5192 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5193 config/pa/predicates.md, config/pa/pa64-hpux.h,
5194 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5195 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5196 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5197 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5198 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5199 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5200 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5201 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5202 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5203 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5204 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5205 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5206 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5207 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5208 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5209 config/mips/linux64.h, config/mips/elforion.h,
5210 config/mips/constraints.md, config/mips/generic.md,
5211 config/mips/predicates.md, config/mips/4300.md,
5212 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5213 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5214 config/mips/5k.md, config/mips/vr4120-div.S,
5215 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5216 config/mips/mips-protos.h, config/mips/6000.md,
5217 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5218 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5219 config/mips/mips-modes.def, config/mips/vr.h,
5220 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5221 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5222 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5223 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5224 config/vax/openbsd1.h, config/vax/netbsd.h,
5225 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5226 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5227 config/h8300/rtems.h, config/h8300/predicates.md,
5228 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5229 config/h8300/h8300.md, config/h8300/h8300.opt,
5230 config/h8300/coff.h, config/h8300/h8300-protos.h,
5231 config/v850/v850.md, config/v850/predicates.md,
5232 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5233 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5234 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5235 config/mmix/mmix.h, config/mmix/predicates.md,
5236 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5237 config/mmix/mmix.c, config/mmix/mmix.opt,
5238 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5239 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5240 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5241 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5244 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5246 * emit-rtl.c (reset_used_decls): Rename to...
5247 (set_used_decls): ...this. Set the used flag rather than clearing it.
5248 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5249 DECL_RTLs rather than resetting them.
5251 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5253 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5255 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5257 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5258 argument to find_reloads_address.
5260 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5262 PR tree-optimization/32919
5263 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5264 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5265 (coalesce_ssa_name): Call it.
5267 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5268 David Ung <davidu@mips.com>
5270 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5271 (__mips16_unorddf2, __mips16_floatunsidf): New.
5272 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5274 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5276 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5278 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5279 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5280 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5281 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5282 * omp-low.c (get_ws_args_for, determine_parallel_type,
5283 expand_omp_for_generic, expand_omp_for_static_nochunk,
5284 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5285 Work with more precise CFG.
5286 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5287 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5289 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5290 * gimple-low.c (lower_stmt): Ditto.
5291 * tree-inline.c (estimate_num_insns_1): Ditto.
5292 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5293 (OMP_SECTIONS_SWITCH): New.
5294 * tree-cfgcleanup.c (cleanup_omp_return): New.
5295 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5296 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5297 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5298 (tree_redirect_edge_and_branch): Handle omp constructs.
5300 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5301 with three arguments.
5303 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5305 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5308 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5310 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5311 the loop structures may need fixing.
5312 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5314 (cleanup_tree_cfg_loop): Removed.
5315 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5316 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5317 instead of running cleanup_tree_cfg_loop.
5318 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5319 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5320 (tree_predictive_commoning): Declaration changed.
5321 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5323 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5325 * doc/invoke.texi (l1-cache-size): Update documentation.
5326 (l2-cache-size): Document.
5327 * params.h (L2_CACHE_SIZE): New macro.
5328 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5329 that L1_CACHE_SIZE is in kB now.
5330 (L2_CACHE_SIZE_BYTES): New macro.
5331 (tree_ssa_prefetch_arrays): Show size in kB.
5332 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5333 and l2_cache_size fields.
5334 * config/i386/driver-i386.c (describe_cache): Detect cache size
5336 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5337 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5338 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5339 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5340 (override_options): Set l1-cache-size and l2-cache-size to default
5341 values if not specified otherwise.
5342 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5343 (PARAM_L2_CACHE_SIZE): New.
5345 2007-08-01 Nigel Stephens <nigel@mips.com>
5346 David Ung <davidu@mips.com>
5347 Thiemo Seufer <ths@mips.com>
5348 Chris Dearman <chris@mips.com>
5349 Richard Sandiford <richard@codesourcery.com>
5351 * config.gcc (mips*-sde-elf*): New stanza.
5352 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5353 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5354 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5355 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5356 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5357 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5359 * config/mips/sde.h: New file.
5360 * config/mips/t-libgcc-mips16: Likewise.
5361 * config/mips/t-sde: Likewise.
5362 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5363 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5364 _MIPS_FPSET and _MIPS_SZINT.
5365 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5366 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5367 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5368 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5369 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5370 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5371 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5372 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5373 _MIPS_SZPTR and _MIPS_FPSET.
5374 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5375 architecture is specified.
5376 (MIPS_32BIT_OPTION_SPEC): New macro.
5378 2007-07-31 Dan Hipschman <dsh@google.com>
5380 * gcc.c (end_going_arg): New function.
5381 (do_spec_2): Use it.
5382 (do_spec_1): Use it.
5384 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5386 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5387 only if ENABLE_CHECKING is defined.
5389 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5391 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5392 df_ru_add_problem, df_ru_get_bb_info): Removed.
5393 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5394 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5395 df_ru_free_bb_info, df_ru_alloc,
5396 df_ru_bb_local_compute_process_def,
5397 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5398 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5399 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5400 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5401 df_ru_add_problem): Removed.
5403 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5406 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5407 (casesi32p, casesi64p): Likewise.
5408 (casesi): Adjust for above.
5410 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5412 * mode-switching.c (create_pre_exit): Don't search past calls.
5414 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5416 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5418 2007-07-31 Revital Eres <eres@il.ibm.com>
5420 * ddg.c (add_deps_for_def): Rename to...
5421 (add_cross_iteration_register_deps): This. Change implementation
5422 to use only reaching def and def-use chains to construct the
5423 inter loop dependencies.
5424 (add_deps_for_use): Remove function.
5425 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5426 function to build the inter loop dependencies.
5427 * modulo-sched.c (sms_schedule): Build only
5428 reaching def and def-use chains for the propose of the ddg
5431 2007-07-31 Julian Brown <julian@codesourcery.com>
5433 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5434 New define_insns. Use correct RTL.
5435 (vec_set<mode>): Write as expander.
5437 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5439 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5440 to an unallocated space.
5442 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5445 (split_constant_offset): Enable split_constant_offset to extract
5446 constants from other statements.
5447 * tree-vect-transform.c
5448 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5449 to a temp var. Force base_offset to be simple.
5451 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5453 * df-scan.c (df_scan_verify): Remove artificial limit on
5454 the number of blocks for verification.
5455 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5456 df_simulate_defs): Avoid unnecessary insn checking for defs.
5458 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5460 * config/m68k/lb1sf68.asm (FUNC): New macro.
5462 (__udivsi3): Likewise.
5463 (__divsi3): Likewise.
5464 (__umodsi3): Likewise.
5465 (__modsi3): Likewise.
5466 (__subdf3): Likewise.
5467 (__adddf3): Likewise.
5468 (__muldf3): Likewise.
5469 (__divdf3): Likewise.
5470 (__negdf2): Likewise.
5471 (__cmpdf2): Likewise.
5472 (__subsf3): Likewise.
5473 (__addsf3): Likewise.
5474 (__mulsf3): Likewise.
5475 (__divsf3): Likewise.
5476 (__negsf2): Likewise.
5477 (__cmpsf2): Likewise.
5478 (__eqdf2): Likewise.
5479 (__nedf2): Likewise.
5480 (__gtdf2): Likewise.
5481 (__gedf2): Likewise.
5482 (__ltdf2): Likewise.
5483 (__ledf2): Likewise.
5484 (__eqsf2): Likewise.
5485 (__nesf2): Likewise.
5486 (__gtsf2): Likewise.
5487 (__gesf2): Likewise.
5488 (__ltsf2): Likewise.
5489 (__lesf2): Likewise.
5491 2007-07-30 Ollie Wild <aaw@google.com>
5493 * c-ppoutput.c (print_lines_directives_only): New function.
5494 (scan_translation_unit_directives_only): New function.
5495 (preprocess_file): Add call to scan_translation_unit_directives_only.
5496 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5497 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5498 -fdirectives-only. Add errors for -fdirectives-only conflict with
5499 -Wunused-macros and -traditional.
5500 (finish_options): Add builtin macro initialization for
5501 -fdirectives-only + -fpreprocessed.
5502 * c.opt (fdirectives-only): New.
5503 * doc/cppopts.texi (fdirectives-only): New.
5505 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5507 * alias.c (record_set, memory_modified_1): Constify.
5508 * bt-load.c (note_btr_set): Likewise.
5509 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5510 * combine.c (set_nonzero_bits_and_sign_copies,
5511 expand_field_assignment, record_dead_and_set_regs_1,
5512 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5513 likely_spilled_retval_1): Likewise.
5514 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5515 frv_io_handle_set): Likewise.
5516 * config/mips/mips.c (mips_sim_record_set,
5517 vr4130_true_reg_dependence_p_1): Likewise.
5518 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5519 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5520 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5521 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5522 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5523 * ddg.c (mark_mem_store): Likewise.
5524 * df-problems.c (df_urec_mark_reg_change): Likewise.
5525 * function.c (update_epilogue_consts): Likewise.
5526 * gcse.c (record_set_info, record_last_set_info,
5527 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5528 reg_clear_last_set): Likewise.
5529 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5531 * jump.c (reversed_comparison_code_parts): Likewise.
5532 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5533 reg_is_set): Likewise.
5534 * loop-iv.c (mark_altered): Likewise.
5535 * mode-switching.c (reg_becomes_live): Likewise.
5536 * optabs.c (no_conflict_move_test): Likewise.
5537 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5539 * postreload.c (reload_combine_note_store, move2add_note_store):
5541 * regmove.c (flags_set_1): Likewise.
5542 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5544 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5546 * resource.c (update_live_status): Likewise.
5547 * rtl.h (set_of, note_stores): Likewise.
5548 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5549 note_stores, parms_set): Likewise.
5550 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5551 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5553 * var-tracking.c (count_stores, add_stores): Likewise.
5555 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5557 * alias.c (mems_in_disjoint_alias_sets_p,
5558 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5559 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5560 write_dependence_p, mems_in_disjoint_alias_sets_p,
5561 read_dependence, true_dependence, canon_true_dependence,
5562 anti_dependence, output_dependence): Constify.
5563 * combine.c (extended_count): Likewise.
5564 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5565 * cselib.c (get_value_hash, references_value_p,
5566 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5567 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5568 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5569 * function.c (contains, prologue_epilogue_contains,
5570 sibcall_epilogue_contains): Likewise.
5571 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5572 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5573 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5574 reg_or_subregno): Likewise.
5575 * recog.c (asm_noperands): Likewise.
5576 * reload1.c (function_invariant_p): Likewise.
5577 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5578 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5579 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5580 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5581 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5582 extended_count, prologue_epilogue_contains,
5583 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5584 canon_true_dependence, read_dependence, anti_dependence,
5585 output_dependence): Likewise.
5586 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5588 2007-07-30 Julian Brown <julian@codesourcery.com>
5590 * config/arm/neon.md (V_ext): New mode attribute.
5591 (neon_vget_lane<mode>): Replace with define_expand.
5592 (neon_vget_lane<mode>_sext_internal)
5593 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5594 and quad precision vectors.
5595 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5596 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5597 have typeless 32-bit result.
5599 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5602 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5604 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5605 use sizetype for rest.
5606 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5607 (aff_combination_convert): Don't convert rest for pointer types.
5609 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5611 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5613 * tree-ssa-alias.c: Add alloc-pool.h.
5614 (init_alias_info): Free alias_bitmap_obstack.
5615 (delete_alias_info): Call delete_mem_ref_stats.
5616 (get_mem_sym_stats_for): Use alloc_pool.
5617 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5618 (delete_mem_sym_stats): Removed.
5620 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5622 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5623 functions cannot be represented as classical distance vectors.
5625 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5627 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5628 * builtins.c (validate_arg, builtin_mathfn_code,
5629 validate_arglist): Likewise.
5630 * calls.c (call_expr_flags): Likewise.
5631 * combine.c (reg_nonzero_bits_for_combine,
5632 reg_num_sign_bit_copies_for_combine, get_last_value,
5633 reg_truncated_to_mode): Likewise.
5634 * emit-rtl.c (subreg_lowpart_p): Likewise.
5635 * expr.c (highest_pow2_factor_for_target,
5636 categorize_ctor_elements_1, categorize_ctor_elements,
5637 count_type_elements, contains_packed_reference,
5638 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5639 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5640 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5641 native_encode_int, native_encode_real, native_encode_complex,
5642 native_encode_vector, native_encode_expr, native_interpret_int,
5643 native_interpret_real, native_interpret_complex,
5644 native_interpret_vector, native_interpret_expr): Likewise.
5645 * function.c (use_register_for_decl): Likewise.
5646 * gimplify.c (get_name): Likewise.
5647 * langhooks-def.h (lhd_return_null_const_tree): New.
5648 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5649 * langhooks.c (lhd_return_null_const_tree): New.
5650 * langhooks.h (lang_get_callee_fndecl): Constify.
5651 * output.h (constructor_static_from_elts_p): Likewise.
5652 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5653 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5654 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5655 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5656 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5657 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5658 * rtlhooks-def.h (reg_nonzero_bits_general,
5659 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5661 * rtlhooks.c (reg_num_sign_bit_copies_general,
5662 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5664 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5665 * stor-layout.c (mode_for_size_tree): Likewise.
5666 * tree-ssa-loop-im.c (memref_eq): Likewise.
5667 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5668 * tree.c (contains_placeholder_p, type_list_equal,
5669 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5671 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5672 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5673 contains_placeholder_p, contains_packed_reference,
5674 get_callee_fndecl, operand_equal_for_phi_arg_p,
5675 warn_if_unused_value, is_body_block, native_encode_expr,
5676 native_interpret_expr, fold_convertible_p, operand_equal_p,
5677 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5678 validate_arglist, simple_cst_equal, type_list_equal,
5679 use_register_for_decl, call_expr_flags, get_name,
5680 highest_pow2_factor): Likewise.
5681 (const_call_expr_arg_iterator_d,
5682 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5683 first_const_call_expr_arg, more_const_call_expr_args_p,
5684 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5685 * varasm.c (constructor_static_from_elts_p): Constify.
5687 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5689 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5690 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5691 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5692 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5693 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5694 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5695 spelling conventions.
5696 * doc/invoke.texi: Follow spelling conventions.
5698 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5699 Revital Eres <eres@il.ibm.com>
5701 * modulo-sched.c (sms_schedule): Avoid loops which includes
5702 auto-increment instructions.
5704 2007-07-28 Richard Guenther <rguenther@suse.de>
5707 * fold-const.c (fold_cond_expr_with_comparison): Convert
5708 operand zero of MIN/MAX_EXPR to correct type.
5710 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5712 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5713 flags_from_decl_or_type): Constify.
5714 * gcc.c (do_spec_1): Likewise.
5715 * print-tree.c (dump_addr, print_node_brief): Likewise.
5716 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5717 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5718 tree_purge_all_dead_eh_edges): Likewise.
5719 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5720 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5722 * tree.c (expr_location, expr_has_location, expr_locus,
5723 expr_filename, expr_lineno, get_inner_array_type,
5724 fields_compatible_p): Likewise.
5725 * tree.h (get_inner_array_type, fields_compatible_p,
5726 expr_location, expr_has_location, expr_locus, expr_filename,
5727 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5728 setjmp_call_p, alloca_call_p): Likewise.
5730 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5732 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5733 TV_FLOW_INSENSITIVE.
5735 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5737 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5738 (compute_flow_insensitive_aliasing): Ditto for
5739 TV_FLOW_INSENSITIVE.
5741 2007-07-27 Jan Hubicka <jh@suse.cz>
5743 * config/i386/i386.c (register_move_cost): Remove accidentally
5744 comitted #if 0 block.
5746 * attribs.c: Include hashtab.h
5747 (attribute_hash): New.
5748 (substring): New structure.
5749 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5751 (init_attributes): Initialize attribute hash.
5752 (decl_attributes): Use attribute hash.
5753 * Makefile.in (attribs.c): Depend on hashtab.h.
5755 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5757 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5759 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5761 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5762 __mips_dspr2 and __mips_dsp_rev macros.
5763 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5765 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5767 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5769 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5773 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5774 and the updating of the live and do_not_gen sets.
5775 (df_note_bb_compute): Added updating of live and do_not_gen sets
5776 for regular defs so that the case of clobber inside conditional
5777 call is processed correctly.
5779 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5781 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5782 operands with compatible type.
5784 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5786 * expr.h (store_bit_field): Don't return a value.
5787 * expmed.c (check_predicate_volatile_ok): New function.
5788 (store_bit_field_1): New function, extracted from store_bit_field.
5789 Take a fallback_p argument and return true if the operation succeeded.
5790 Only use store_fixed_bit_field if fallback_p. Don't recompute
5791 mode_for_extraction; use op_mode instead. Try forcing memories
5792 into registers if the insv expander fails.
5793 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5794 Don't return a value.
5795 (convert_extracted_bit_field): New function, extracted from
5797 (extract_bit_field_1): Likewise. Take a fallback_p argument
5798 and return NULL if the operation succeeded. Only use
5799 extract_fixed_bit_field if fallback_p. Only calculate one
5800 extraction mode. Combine code for extv and extzv. Try forcing
5801 memories into registers if the ext(z)v expander fails.
5802 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5804 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5806 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5808 (df_ref): Likewise. Put regno with other integer fields.
5810 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5812 * df.h (df_mw_hardreg): Remove "loc" field.
5813 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5815 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5816 split out from df_set_unused_notes_for_mw. Return false for
5817 partial references. Assert that mw_reg is a REG when returning true.
5818 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5819 (df_whole_mw_reg_dead_p): New function, split out from
5820 df_set_dead_notes_for_mw. Return false for partial references.
5821 Assert that mw_reg is a REG when returning true.
5822 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5823 Remove redundant bitmap check.
5825 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5827 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5828 ($(T)crtend.o): Likwise.
5829 ($(T)crtbeginS.o): Likwise.
5830 ($(T)crtendS.o): Likwise.
5831 ($(T)crtfastmath.o): Likwise.
5833 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5835 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5836 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5837 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5838 and x_n_bbs_in_dom_tree fields.
5840 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5842 PR tree-optimization/32087
5843 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5844 Do not call scale_bbs_frequencies_int with prob of zero.
5846 2007-07-26 Julian Brown <julian@codesourcery.com>
5848 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5849 (neon_element_bits): Add prototypes.
5850 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5851 (neon_const_bounds, neon_element_bits): New functions.
5852 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5853 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5854 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5855 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5856 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5857 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5858 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5859 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5860 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5861 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5862 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5863 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5864 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5866 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5868 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5869 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5871 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5872 Julian Brown <julian@codesourcery.com>
5874 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5875 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5876 * config/arm/cortex-a8.md: New.
5877 * config/arm/cortex-a8-neon.md: New.
5878 * config/arm/neon-schedgen.ml: New.
5879 * config/arm/neon.md (vqh_mnem): New.
5881 (Is_float_mode): New.
5882 (Scalar_mul_8_16): New.
5884 (V_mode_nunits): New.
5885 (All instruction patterns): Annotate with neon_type attribute
5887 * config/arm/arm.md: Include cortex-a8.md.
5888 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5890 Annotate instruction patterns accordingly.
5891 (generic_sched): Do not use generic scheduling for Cortex-A8.
5892 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5894 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5896 * fold-const.c (fold_read_from_constant_string): Use
5898 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5900 2007-07-26 Nick Clifton <nickc@redhat.com>
5902 * tree-ssa-operands.h: Change copyright header to refer to version
5903 3 of the GNU General Public License and to point readers at the
5904 COPYING3 file and the FSF's license web page.
5905 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5906 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5907 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5908 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5909 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5910 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5911 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5912 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5913 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5914 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5915 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5916 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5917 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5918 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5919 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5920 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5921 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5922 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5923 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5924 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5925 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5926 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5927 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5928 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5929 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5930 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5931 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5932 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5933 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5934 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5935 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5936 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5937 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5938 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5939 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5940 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5941 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5942 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5943 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5944 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5945 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5946 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5947 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5948 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5949 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5950 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5951 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5952 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5953 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5954 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5955 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5956 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5957 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5958 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5959 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5960 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5961 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5962 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5963 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5964 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5965 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5966 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5967 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5968 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5969 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5970 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5971 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5972 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5973 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5974 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5975 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5976 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5977 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5978 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5979 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5980 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5981 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5982 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5983 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5984 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5985 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5986 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5987 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5988 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5989 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5990 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5991 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5992 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5993 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5994 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5995 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5996 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5997 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5998 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5999 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6000 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6001 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6002 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6003 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6004 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6005 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6006 convert.c, convert.h, langhooks-def.h, reload1.c,
6007 tree-ssa-operands.c: Likewise.
6009 2007-07-26 Jan Hubicka <jh@suse.cz>
6011 * tree-ssa-live.c: Include debug.h and flags.h.
6012 (mark_scope_block_unused): New function.
6013 (remove_unused_scope_block_p): New function.
6014 (remove_unused_locals): Remove unused blocks too.
6016 2007-07-25 Ian Lance Taylor <iant@google.com>
6018 * combine.c (combine_max_regno): Remove. Remove all uses.
6019 (struct reg_stat_struct): Rename from struct reg_stat.
6020 (reg_stat_type): Define, and declare VECs.
6021 (reg_stat): Change from pointer to VEC. Change all uses.
6022 (combine_split_insns): New static function.
6023 (try_combine, find_split_point): Call it instead of split_insns.
6025 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6027 * cfghooks.c (split_block): Fix the information about loop latch.
6029 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6031 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6033 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6035 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6036 Scan the new edge for loop exit info.
6038 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6040 * config/darwin.c: Include debug.h.
6042 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6045 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6047 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6049 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6050 (HARD_REGNO_MODE_OK): Ditto.
6051 (MODES_TIEABLE_P): Ditto.
6052 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6053 (CLASS_MAX_NREGS): Ditto.
6054 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6055 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6056 (divdf3_internal_thr): Removed.
6057 * config/ia64/div.md: New file.
6058 * config/ia64/constraints.md: Add H constraint.
6060 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6062 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6063 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6064 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6065 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6066 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6067 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6068 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6069 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6070 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6071 dump_sbitmap_file, debug_sbitmap, popcount_table,
6072 sbitmap_popcount): Constify.
6073 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6074 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6075 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6076 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6077 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6078 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6079 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6080 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6081 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6082 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6083 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6085 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6087 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6088 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6089 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6090 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6091 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6092 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6093 bitmap_intersect_p, bitmap_intersect_compl_p,
6094 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6095 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6097 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6098 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6099 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6100 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6101 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6102 debug_bitmap, debug_bitmap_file, bitmap_print,
6103 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6104 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6106 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6108 * config/darwin.c (darwin_override_options): Additional fix for
6109 debug info formats that don't support var tracking.
6111 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6113 * cselib.c (entry_and_rtx_equal_p): Constify.
6114 * gengtype.c (output_mangled_typename, write_types, write_local):
6116 * gengtype.h (const_type_p): New.
6117 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6119 * tlink.c (scan_linker_output): De-constify.
6120 * tree-ssa-loop-im.c (memref_eq): Constify.
6121 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6122 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6124 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6126 * c-common.c (fname_as_string, c_type_hash): Constify.
6127 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6128 * cgraph.c (edge_hash, edge_eq): Likewise.
6129 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6130 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6131 reg_attrs_htab_eq): Likewise.
6132 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6134 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6135 const_decl_t, const_state_t, const_automata_list_el_t): New.
6136 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6137 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6138 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6139 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6140 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6141 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6142 compare_max_occ_cycle_nums, out_state_arcs_num,
6143 compare_transition_els_num, units_cmp, state_reservs_cmp):
6145 * genmodes.c (cmp_modes): Likewise.
6146 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6147 * gimplify.c (compare_case_labels): Likewise.
6148 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6149 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6150 * matrix-reorg.c (mtt_info_hash): Likewise.
6151 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6152 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6153 (htab_hash_bucket, htab_hash_elem): Constify.
6154 * tree-browser.c (TB_parent_eq): Likewise.
6155 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6156 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6157 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6158 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6160 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6161 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6162 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6163 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6164 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6166 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6167 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6168 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6169 * tree-ssa-threadupdate.c (redirection_data_hash,
6170 redirection_data_eq): Likewise.
6171 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6172 * tree-ssa.c (var_ann_eq): Likewise.
6173 * tree-vrp.c (compare_case_labels): Likewise.
6174 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6175 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6176 tree_not_check_failed, tree_class_check_failed,
6177 tree_range_check_failed, tree_not_class_check_failed,
6178 omp_clause_check_failed, omp_clause_range_check_failed,
6179 tree_contains_struct_check_failed, tree_operand_check_failed):
6181 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6182 tree_not_check_failed, tree_class_check_failed,
6183 tree_range_check_failed, tree_not_class_check_failed,
6184 tree_operand_check_failed, omp_clause_operand_check_failed,
6185 tree_operand_length): Likewise.
6186 * var-tracking.c (const_variable): New.
6187 (variable_htab_hash, variable_htab_eq): Constify.
6188 * varasm.c (const_desc_hash): Likewise.
6190 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6192 * expr.c (handled_component_p): Constify.
6193 * fold-const.c (fit_double_type): Likewise.
6194 * real.h (real_value_from_int_cst): Likewise.
6195 * tree-flow-inline.h (gimple_in_ssa_p,
6196 gimple_aliases_computed_p, gimple_addressable_vars,
6197 gimple_call_clobbered_vars, gimple_referenced_vars,
6198 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6199 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6200 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6201 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6202 is_label_stmt, is_global_var, phi_ssa_name_p,
6203 factoring_name_p, is_call_clobbered, tree_common_ann,
6204 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6205 unmodifiable_var_p, array_ref_contains_indirect_ref,
6206 ref_contains_array_ref, lookup_subvars_for_var,
6207 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6208 gimple_mem_ref_stats): Likewise.
6209 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6210 may_aliases, is_exec_stmt, is_label_stmt,
6211 ref_contains_array_ref, array_ref_contains_indirect_ref,
6212 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6213 unmodifiable_var_p): Likewise.
6214 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6215 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6216 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6217 cst_and_fits_in_hwi, real_value_from_int_cst,
6218 build_real_from_int_cst, integer_zerop, integer_onep,
6219 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6220 tree_floor_log2, real_zerop, real_onep, real_twop,
6221 real_minus_onep, really_constant_p, purpose_member, chain_member,
6222 list_length, fields_length, int_size_in_bytes, bit_position,
6223 int_bit_position, byte_position, int_byte_position, expr_align,
6224 array_type_nelts, tree_node_structure,
6225 type_contains_placeholder_1, iterative_hash_pointer,
6226 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6227 tree_map_base_eq, type_hash_list, type_hash_eq,
6228 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6229 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6230 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6231 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6232 int_fits_type_p, get_containing_scope, decl_function_context,
6233 decl_type_context, omp_clause_operand_check_failed,
6234 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6235 * tree.h (omp_clause_operand_check_failed, tree_size,
6236 build_real_from_int_cst, array_type_nelts, purpose_member,
6237 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6238 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6239 is_attribute_p, check_qualified_type, expr_align,
6240 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6241 int_byte_position, list_length, fields_length, initializer_zerop,
6242 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6243 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6244 tree_node_structure, handled_component_p, get_containing_scope,
6245 decl_function_context, decl_type_context, real_zerop,
6246 type_num_arguments, fit_double_type, really_constant_p,
6247 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6248 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6249 real_twop, real_minus_onep, int_cst_value): Likewise.
6251 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6253 * cfglayout.c (insn_scope, insn_line): Constify.
6254 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6255 const_double_htab_hash, const_double_htab_eq,
6256 mem_attrs_htab_hash): Likewise.
6257 * loop-iv.c (biv_eq): Likewise.
6258 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6259 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6260 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6262 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6263 error_for_asm, warning_for_asm, _fatal_insn,
6264 _fatal_insn_not_found): Likewise.
6265 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6266 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6267 rtl_check_failed_type2, rtl_check_failed_code1,
6268 rtl_check_failed_code2, rtl_check_failed_code_mode,
6269 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6270 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6271 rtl_check_failed_type2, rtl_check_failed_code1,
6272 rtl_check_failed_code2, rtl_check_failed_code_mode,
6273 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6274 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6275 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6276 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6277 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6278 rtx_unstable_p, get_integer_term, get_related_value,
6279 offset_within_block_p, reg_mentioned_p, count_occurrences,
6280 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6281 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6282 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6283 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6284 find_constant_src, find_reg_fusage, find_regno_fusage,
6285 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6286 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6287 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6288 computed_jump_p, auto_inc_p, in_expr_list_p,
6289 remove_node_from_expr_list, loc_mentioned_in_p,
6290 label_is_jump_target_p, reversed_comparison_code_parts,
6291 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6292 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6293 print_inline_rtx): Likewise.
6294 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6295 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6296 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6297 get_integer_term, get_related_value, offset_within_block_p,
6298 count_occurrences, reg_mentioned_p, no_labels_between_p,
6299 reg_used_between_p, reg_referenced_p, single_set_2,
6300 multiple_sets, set_noop_p, refers_to_regno_p,
6301 reg_overlap_mentioned_p, dead_or_set_p,
6302 covers_regno_no_parallel_p, covers_regno_p,
6303 dead_or_set_regno_p, find_reg_note, find_regno_note,
6304 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6305 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6306 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6307 side_effects_p, may_trap_p_1, may_trap_p,
6308 may_trap_after_code_motion_p, may_trap_or_fault_p,
6309 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6310 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6311 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6312 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6313 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6315 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6316 warning_for_asm): Likewise.
6317 * tree.h (print_rtl): Likewise.
6318 * varasm.c (get_pool_mode): Likewise.
6320 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6322 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6323 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6324 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6325 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6326 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6327 * ddg.c (compare_sccs): Likewise.
6328 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6329 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6330 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6331 decimal_do_fix_trunc, decimal_real_to_integer,
6332 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6333 * dse.c (const_group_info_t): New.
6334 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6335 * dwarf2out.c (const_dw_die_ref): New.
6336 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6337 * tree-browser.c (TB_parent_eq): Likewise.
6338 * unwind-dw2-fde.c (__register_frame_info_bases,
6339 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6340 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6342 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6343 * unwind-dw2.c (uw_frame_state_for): Likewise.
6344 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6345 * value-prof.h (const_histogram_value): New.
6347 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6349 * config/mips/mips.c (machine_function): Add
6350 initialized_mips16_gp_pseudo_p.
6351 (mips16_gp_pseudo_reg): Do not emit the initialization of
6352 mips16_gp_pseudo_rtx when being called from the gimple cost-
6353 calculation routines; emit it on the first use outside those
6356 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6358 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6361 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6362 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6363 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6364 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6365 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6366 Preserve const-ness of parameters through use of __typeof(),
6367 also constify and tidy.
6369 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6370 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6371 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6372 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6373 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6374 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6375 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6376 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6377 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6379 2007-07-25 Julian Brown <julian@codesourcery.com>
6380 Mark Shinwell <shinwell@codesourcery.com>
6382 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6383 (alpha_mangle_type): This.
6384 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6385 (TARGET_MANGLE_TYPE): Define this instead.
6386 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6387 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6388 (arm_init_neon_builtins): Fix comment.
6389 (arm_mangle_map_entry): New.
6390 (arm_mangle_map): New.
6391 (arm_mangle_type): New.
6392 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6393 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6394 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6395 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6396 (TARGET_MANGLE_TYPE): Define this instead.
6397 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6398 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6399 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6400 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6401 (TARGET_MANGLE_TYPE): Define this instead.
6402 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6404 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6405 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6406 (TARGET_MANGLE_TYPE): Define this instead.
6407 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6408 (s390_mangle_type): This.
6409 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6410 (TARGET_MANGLE_TYPE): Define this instead.
6411 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6412 (sparc_mangle_type): This.
6413 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6414 (TARGET_MANGLE_TYPE): Define this instead.
6415 * cp/mangle.c (write_type): Call mangle_type target hook on all
6416 types before mangling. Use original type, not main variant, as
6418 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6419 (TARGET_MANGLE_TYPE): This.
6420 * target.h (gcc_target): Rename mangle_fundamental_type to
6422 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6423 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6425 2007-07-25 Julian Brown <julian@codesourcery.com>
6426 Paul Brook <paul@codesourcery.com>
6427 Joseph Myers <joseph@codesourcery.com>
6428 Mark Shinwell <shinwell@codesourcery.com>
6430 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6431 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6432 (with_fpu): Allow --with-fpu=neon.
6433 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6434 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6435 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6436 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6437 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6438 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6439 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6440 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6441 (output_move_neon): Add prototypes.
6442 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6443 (all_fpus): Add FPUTYPE_NEON.
6444 (fp_model_for_fpu): Add NEON field.
6445 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6446 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6448 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6450 (thumb2_legitimate_address_p): Likewise.
6451 (neon_valid_immediate): Recognize and prepare constants suitable for
6453 (neon_immediate_valid_for_move): New function. Recognize and prepare
6454 immediates for NEON move instructions.
6455 (neon_immediate_valid_for_logic): New function. Recognize and
6456 prepare immediates for NEON logic instructions.
6457 (neon_output_logic_immediate): New function. Create asm string
6458 suitable for outputting immediate logic instructions.
6459 (neon_pairwise_reduce): New function. Implement reduction using
6460 pairwise operations.
6461 (neon_expand_vector_init): New function. Expand a (possibly
6462 non-constant) vector initialization.
6463 (neon_vector_mem_operand): New function. Memory operands supported
6464 for quad-word loads/stores to/from ARM or NEON registers. Don't
6465 allow base+offset addressing for core regs.
6466 (neon_struct_mem_operand): New function. Valid mems for NEON
6468 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6469 from neon_vector_mem_operand addresses without a secondary register.
6470 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6471 (add_minipool_backward_ref): Likewise.
6472 (dump_minipool): Likewise.
6473 (push_minipool_fix): Likewise.
6474 (output_move_quad): New function. Output quad-word moves, loads and
6475 stores using ARM registers.
6476 (output_move_vfp): Add support for vectors in VFP (NEON) D
6478 (output_move_neon): Output a NEON load/store to/from a quadword
6480 (arm_print_operand): Implement new codes:
6481 - 'c' for unadorned integers (without a # sign).
6482 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6484 - 'e', 'f' for the low and high D parts of a NEON Q register.
6485 - 'q' outputs a NEON Q register.
6486 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6487 - 'T' prints NEON opcode features from a coded bitmask.
6488 - 'F' is similar to T, but signed/unsigned codes both print as
6490 - 't' is similar to T, but 'u' is printed instead of 'p'.
6491 - 'O' prints 'r' if NEON instruction should perform rounding (as
6492 specified by bitmask), else prints nothing.
6493 - '#' is a punctuation character to stop operand numbers from
6494 running together with following digits in the assembler
6495 strings for instructions (when using mode attributes).
6496 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6497 constant vectors in big-endian mode, where necessary.
6498 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6499 Handle EI, OI, CI, XI modes.
6500 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6501 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6502 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6503 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6504 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6506 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6507 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6508 to turn v8qi, etc. into bits defined above.
6509 (neon_itype): New enumeration. Classifications of NEON builtins.
6510 (neon_builtin_datum): Define struct. Contains information about
6511 a single builtin (with multiple modes).
6512 (CF): Define helper macro for...
6513 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6515 (neon_builtin_data): New array. Define information about builtins
6516 for use during initialization/expansion.
6517 (arm_init_neon_builtins): New function.
6518 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6520 (neon_builtin_compare): New function.
6521 (locate_neon_builtin_icode): New function. Find an insn code for a
6522 builtin given a function code for that builtin. Also return type of
6523 builtin (NEON_BINOP, NEON_UNOP etc.).
6524 (builtin_arg): New enumeration. Types of arguments for builtins.
6525 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6526 Takes a variable argument list of builtin_arg types, terminated by
6528 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6529 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6530 (neon_emit_pair_result_insn): New function. Support returning pairs
6531 of vectors via a pointer.
6532 (neon_disambiguate_copy): New function. Set up operands for a
6533 multi-word copy such that registers do not get clobbered.
6534 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6535 ARM_BUILTIN_NEON_BASE.
6536 (arm_file_start): Set float-abi attribute for NEON.
6537 (arm_vector_mode_supported_p): Enable NEON vector modes.
6538 (arm_mangle_map_entry): New.
6539 (arm_mangle_map): New.
6540 (arm_mangle_vector_type): New.
6541 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6543 (TARGET_NEON): New macro. Target supports NEON.
6544 (fputype): Add FPUTYPE_NEON.
6545 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6546 for vectorization based on command-line arg.
6547 (NEON_REGNO_OK_FOR_NREGS): Define.
6548 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6549 (VALID_NEON_STRUCT_MODE): Define.
6550 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6551 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6552 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6553 (consttable_16): Add pattern for outputting 16-byte minipool
6555 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6557 (vec-common.md, neon.md): Include md files.
6558 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6559 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6560 (memory_constraint "Ut", "Un", "Us"): Define.
6561 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6562 (MMX_char): New mode attribute.
6563 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6564 (*add<mode>3_iwmmxt): New insn pattern.
6565 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6566 (*sub<mode>3_iwmmxt): New insn pattern.
6567 (mulv4hi3): Rename to...
6568 (*mulv4hi3_iwmmxt): This.
6569 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6570 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6571 (uminv4hi3, uminv2si3): Remove. Replace with...
6572 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6573 (*umin<mode>3_iwmmxt): These.
6574 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6575 (ashr<mode>3_iwmmxt): This new pattern.
6576 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6577 (lshr<mode>3_iwmmxt): This new pattern.
6578 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6579 (ashl<mode>3_iwmmxt): This new pattern.
6580 * config/arm/neon-docgen.ml: New file. Generate documentation for
6582 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6583 * config/arm/arm_neon.h: New (autogenerated).
6584 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6586 * config/arm/neon.md: New file. Define NEON instructions.
6587 * config/arm/neon.ml: New file. Abstract description of NEON
6588 instructions, used to generate arm_neon.h header, documentation and
6590 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6591 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6593 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6595 (ARM NEON Intrinsics): New subsection.
6596 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6598 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6600 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6603 2007-07-24 Jan Hubicka <jh@suse.cz>
6605 * regclass.c (move_table): New type.
6606 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6607 (init_move_cost): Break out from ...
6608 (init_reg_sets_1): ... here; simplify computation of
6609 have_regs-of_mode and contains_reg_of_mode.
6610 (record_reg_classes): Unswitch internal loops.
6611 (copy_cost): Trigger lazy initialization of move cost
6612 (record_address_regs): Likewise.
6614 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6616 * config/darwin.c (darwin_override_options): Don't force on
6617 flag_var_tracking_uninit when no debug info is requested.
6619 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6621 * cfgloop.c (init_loops_structure): New function.
6622 (flow_loops_find): Create root of the loop tree unconditionally.
6624 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6626 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6628 2007-07-24 Jan Hubicka <jh@suse.cz>
6630 * caller-save.c: Include ggc.h, gt-caller-save.h
6631 (reg_save_code, reg_restore_code): Rename to ...
6632 (cached_reg_save_code, cached_reg_restore_code): ... those.
6633 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6634 (reg_save_code, reg_restore_code): New functions.
6635 (init_caller_save): Do not intialize
6636 reg_save_code/reg_restore_code tables.
6637 * Makefile.in: (gt-caller-save.h): New.
6639 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6641 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6642 with the mode of the original operand instead of
6645 2007-07-23 Jan Hubicka <jH@suse.cz>
6647 * i386.c (ix86_secondary_memory_needed): Break out to...
6648 (inline_secondary_memory_needed): ... here.
6649 (ix86_memory_move_cost): Break out to ...
6650 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6651 maximum of input and output; fix handling of Q_REGS on 64bit.
6652 (ix86_secondary_memory_needed): Microoptimize.
6654 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6656 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6657 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6658 stmts_from_loop, known_dependences_p, build_rdg): New.
6659 * tree-data-ref.h: Depends on graphds.h.
6660 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6661 (build_rdg): Declared.
6662 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6664 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6666 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6669 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6670 Jakub Jelinek <jakub@redhat.com>
6672 PR middle-end/PR28690
6673 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6675 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6676 and MEM_POINTER operands over REG and MEM operands.
6677 (swap_commutative_operands_p): Change return value to bool.
6678 * rtl.h: Update the corresponding prototype.
6679 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6680 instead of gen_rtx_PLUS.
6681 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6682 value to bool. Change function arguments to rtx's and update code
6684 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6685 calls to match the new declaration.
6686 * simplify-rtx.c (simplify_associative_operation): Don't
6687 reorder simplify_binary_operation arguments.
6689 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6691 * config/mips/mips.c (override_options): Use mips_costs to derive
6692 the default branch cost.
6693 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6695 * config/mips/mips.opt (mbranch-cost=): New option.
6696 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6698 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6700 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6701 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6702 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6703 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6705 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6707 * config/mips/constraints.md (ks): New constraint.
6708 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6709 (*add<mode>3_mips16): ...here.
6711 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6713 * optabs.h (enum optab_index): Add new OTI_signbit.
6714 (signbit_optab): Define corresponding macro.
6715 (enum insn_code signbit_optab[]): Remove array.
6716 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6717 (expand_copysign_absneg): If back end provides signbit insn, use it
6718 instead of bit operations on floating point argument.
6719 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6720 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6721 for availability of signbit insn.
6723 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6724 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6725 SSE mode is not active.
6726 (isinf<mode>2): Disable for mfpmath=sse,387.
6728 2007-07-22 Ben Elliston <bje@au.ibm.com>
6730 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6732 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6734 2007-07-20 Richard Guenther <rguenther@suse.de>
6736 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6737 integral typed condition.
6738 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6739 booleanness. Only preserve conversions from a non-base
6740 type to a base type, not in general between types with
6741 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6742 * tree.def (COND_EXPR): Document that the condition
6743 can be of any integral type.
6745 2007-07-20 Nigel Stephens <nigel@mips.com>
6746 Richard Sandiford <richard@codesourcery.com>
6748 * config/mips/mips.h (mips_dwarf_regno): Declare.
6749 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6750 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6751 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6752 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6753 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6754 (REG_CLASS_NAMES): Update accordingly.
6755 * config/mips/mips.c (mips_dwarf_regno): New array.
6756 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6757 (mips_subword): Remove special handling for accumulator registers.
6758 (override_options): Initiailize mips_dwarf_regno. Remove use
6760 (mips_swap_registers): New function.
6761 (mips_conditional_register_usage): Swap accumulator registers
6762 around if TARGET_LITTLE_ENDIAN.
6763 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6764 * config/mips/constraints.md (h, l): Use the endianness to choose
6765 between MD0_REG and MD1_REG.
6766 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6767 alternative-dependent template.
6769 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6771 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6774 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6776 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6777 predecessor fallthru flags.
6779 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6781 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6782 of compare to the same type.
6783 * cfgloopmanip.c (add_loop): Update information about loop exits.
6784 (loop_version): Remove the innermost loop requirement.
6785 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6786 to sizetype for pointers.
6788 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6790 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6791 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6792 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6794 * config/dfp-bit.c: Empty for TFmode conversions.
6796 2007-07-18 Caroline Tice <ctice@apple.com>
6798 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6799 and handle them correctly; check that src is not NULL before
6801 (find_src_set_src): Likewise.
6803 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6805 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6806 (struct alignment_context, init_alignment_context): New.
6807 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6808 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6809 (XCHAL_HAVE_S32C1I): Likewise.
6810 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6811 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6812 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6813 (ATOMIC, HQI): New macros.
6814 (memory_barrier, *memory_barrier): New.
6815 (sync_lock_releasesi): New.
6816 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6817 (sync_lock_test_and_set<mode>): New.
6818 (sync_<atomic><mode>): New.
6819 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6820 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6821 (xtensa_expand_atomic): New.
6823 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6827 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6828 transformation for builtin ISNORMAL.
6829 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6830 * builtins.def (BUILT_IN_ISNORMAL): New.
6831 * doc/extend.texi: Document isnormal.
6833 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6837 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6838 optabs infrastructure. Provide generic implementation for
6840 (expand_builtin): Handle FINITE/ISFINITE.
6841 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6842 (fold_builtin_1): Likewise.
6844 * builtins.def (BUILT_IN_ISFINITE): New.
6846 * doc/extend.texi: Document isfinite.
6848 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6853 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6854 generic fallback for isinf.
6855 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6856 calculation code ...
6857 * real.c (get_max_float): ... to here.
6858 * real.h (get_max_float): New.
6860 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6864 * builtin-attrs.def (ATTR_TYPEGENERIC,
6865 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6867 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6868 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6869 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6870 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6872 * c-common.c (handle_type_generic_attribute): New.
6873 (c_common_attribute_table): Add "type generic".
6875 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6877 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6879 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6880 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6883 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6886 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6887 checking that the operand is an expression.
6889 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6890 Danny Smith <dannysmith@users.sourceforge.net>
6893 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6894 file mapping object in local namespace if Windows version later
6897 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6899 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6900 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6901 arm_cannot_force_const_mem.
6902 (arm_cannot_force_const_mem): New function.
6903 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6904 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6905 of arm_tls_referenced_p.
6906 * config/arm/arm.md (movsi): Split out-of-section constants when
6907 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6908 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6910 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6912 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6914 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6916 * config/mips/mips.md (*extendqihi2): Convert the destination
6919 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6921 * config/pa/fptr.c: Update license header.
6922 * config/pa/milli64.S: Likewise.
6924 2007-07-17 Nick Clifton <nickc@redhat.com>
6926 * COPYING_v3: New file. Contains version 3 of the GNU General
6928 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6929 Lesser General Public License.
6930 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6931 the GNU General Public License.
6933 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6935 PR rtl-optimization/32773
6936 * cfglayout.c (force_one_exit_fallthru): New function.
6937 (cfg_layout_finalize): Use it.
6939 2007-07-16 Richard Guenther <rguenther@suse.de>
6940 Uros Bizjak <ubizjak@gmail.com>
6942 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6943 before forcing it to gimple operand.
6945 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6946 David Ung <davidu@mips.com>
6948 * config/mips/mips.h (TUNE_24K): Define.
6949 (TUNE_MACC_CHAINS): Add TUNE_24K.
6950 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6952 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6953 (r74k_int_madd): .. this new reservation.
6954 (define_bypass): Fixed bypasses for r74k_int_madd to use
6956 * config/mips/24k.md (define_bypass): Define new
6957 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6959 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6960 Nigel Stephens <nigel@mips.com>
6962 * config/mips/mips.md: Include 20kc.md.
6963 * config/mips/20kc.md: New file.
6964 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6965 (mips_adjust_cost): Tweak for 20Kc.
6966 (mips_issue_rate): Likewise.
6967 * config/mips/mips.h (TUNE_20KC): Define.
6969 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6971 * config/rs6000/rs6000.c (struct processor_cost): Add
6972 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6974 (*_cost): Add cache information.
6975 (rs6000_override_options): Set cache parameters.
6977 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6980 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6981 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6983 2007-07-16 Paul Brook <paul@codesourcery.com>
6986 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6987 (cirrus_thumb2_movsi_insn): Ditto.
6989 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6991 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6994 2007-07-15 Andrew Haley <aph@redhat.com>
6996 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6997 before looking in the context.
6999 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7003 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7004 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7005 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7006 (pa_output_function_prologue): Use rp_saved and
7007 current_function_is_leaf to generate .CALLINFO statement.
7008 (hppa_expand_prologue): Set rp_saved.
7009 (hppa_expand_epilogue): Use rp_saved.
7010 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7011 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7013 2007-07-14 Dirk Mueller <dmueller@suse.de>
7015 * omega.c (coalesce): Fix memory leak on early exit.
7016 * matrix-reorg.c (check_allocation_function): Likewise.
7017 * tree-vect-transform.c (vect_get_new_vect_var): free result
7019 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7020 pass pointer to edge vector
7021 (partition_hot_cold_basic_blocks): Fix memory leak.
7022 * collect2.c (prefix_from_string): Free temporary storage.
7023 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7025 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7027 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7028 (DO_GLOBAL_DTORS_BODY): Likewise.
7030 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7031 Nigel Stephens <nigel@mips.com>
7033 * config/mips/mips.c (mips_classify_symbol): Don't return
7034 SYMBOL_SMALL_DATA for constant pool addresses if
7035 TARGET_EMBEDDED_DATA is true.
7037 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7039 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7040 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7041 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7042 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7043 __builtin_ia32_storehps, __builtin_ia32_storelps,
7044 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7045 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7046 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7047 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7048 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7049 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7050 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7051 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7052 using def_builtin_const.
7054 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7056 PR tree-optimization/32705
7057 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7058 (simplify_binary_expression): Use SSA_VAL consistently.
7060 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7062 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7063 (SPEFSCR_REGNO): Delete definition.
7064 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7065 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7066 * config/rs6000/rs6000.h: Do not define *_REGNO.
7067 LINK_REGISTER_REGNUM -> LR_REGNO.
7068 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7069 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7070 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7071 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7072 R_VRSAVE, R_VSCR. Use them.
7073 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7074 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7075 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7076 * config/rs6000/aix.h: Define R_LR. Use it.
7078 2007-07-13 Caroline Tice <ctice@apple.com>
7080 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7081 flag_var_tracking is explicitly turned off (i.e. when variable
7082 tracking is not feasible); otherwise, turn flag_var_tracking on when
7083 flag_var_tracking_uninit is on.
7084 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7085 note definitions, to allow recording of initialization status in the
7087 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7088 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7089 determine if two note locations are equal.
7090 (output_loc_list): Don't output list entries whose start & end labels
7092 (reg_loc_descriptor): Add parameter for initialization status; pass it
7093 to other loc descriptor functions.
7094 (one_reg_loc_descriptor): Add parameter for initialization status;
7095 check its value and add DW_OP_GNU_uninit to returned loc descr if
7097 (multiple_reg_loc_descriptor): Add parameter for initialization
7099 pass init status argument to other loc descriptor functions; check
7100 value of intialization parameter and add DW_OP_GNU_uninit to returned
7101 loc descr if appropriate.
7102 (based_loc_descr): Add parameter for initialization status; add new
7103 variable for return value; check value of initialization parameter and
7104 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7105 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7106 pass init status argument to other loc descriptor functions; check
7107 value of intialization parameter and add DW_OP_GNU_uninit to returned
7108 loc descr if appropriate.
7109 (mem_loc_descriptor): Likewise.
7110 (concat_loc_descriptor): Likewise.
7111 (concatn_loc_descriptor): Likewise.
7112 (loc_descriptor): Add parameter for initialization status; pass it as
7113 argument to other loc descriptor function calls.
7114 (loc_descriptor_from_tree_1): Add appropriate initialization status
7115 to loc descriptor function calls.
7116 (add_location_or_const_value_attribute): Get initialization status
7117 from VAR_LOCATION note; add initialization status to loc descriptor
7119 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7120 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7121 status is uninitialized, add "[uninint]" to output.
7122 * common.opt (fvar-tracking-uninit): New option, similar to
7123 fvar-tracking, to turn on tracking of uninitialized variables; creates
7124 a new global flag, flag_var_tracking_uninit.
7125 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7126 (enum var_init_status): New type, for var initialization status field.
7127 * var-tracking.c (struct location_chain_def): Two new fields, init,
7128 for initialization status, and set_src for the assignment value expr.
7129 (unshare_variable): New parameter for initialization status;
7130 initialize new init and set_src fields.
7131 (var_reg_set): New parameters for initialization status and value;
7132 pass them to set_variable_part.
7133 (var_mem_set): Likewise.
7134 (get_init_value): New function.
7135 (var_reg_delete_and_set): New initialization status & value
7136 parameters; add call to get_init_value if status is unknown; pass new
7137 parameters to clobber_variable_part and var_reg_set.
7138 (var_mem_delete_and_set): Likewise.
7139 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7140 (var_mem_delete): Likewise.
7141 (variable_union): Pass status to unshare_variable; initialize new init
7142 and set_src fields. If flag_var_tracking_uninit is not set, force
7143 status to initialized.
7144 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7145 used later to get the set_src value.
7146 (find_src_status): New function.
7147 (find_src_set_src): New function.
7148 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7149 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7150 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7151 and var_mem_delete_and_set.
7152 (dump_variable): Print out "[uninit]" if appropriate.
7153 (set_variable_part): Add new initialization and set_src parameters;
7154 pass status to unshare_variable; set node->init and node- >set_src
7155 fields and modify slot in hash table appropriately; save the init and
7156 set_src values if appropriate and assign to the new node.
7157 (clobber_variable_part): New set_src parameter; if two nodes have
7158 same variable and same location but different set_src (assignment)
7159 values, clobber old node.
7160 (delete_variable_part): Pass init status to unshare_variable.
7161 (emit_note_insn_var_location): Add initialized var; assign var's init
7162 status to new 'initialized'; pass new init status field to calls to
7163 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7164 status to initialized.
7165 (emit_notes_in_bb): Pass initialization status to calls to
7166 var_reg_set, var_mem_set, var_reg_delete_and_set and
7167 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7168 var_reg_delete_and_set and var_mem_delete_and_set; call
7169 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7170 make up for change in add_stores.
7171 (vt_add_function_parameters): Add status to calls to
7173 * config/darwin.c (darwin_override_options): Turn on uninitialized
7174 tracking automatically, if var_tracking is on and the system is
7177 2007-07-13 Sa Liu <saliu@de.ibm.com>
7179 * config.gcc: Add options for arch and tune on SPU.
7180 * config/spu/predicates.md: Add constant operands 0 and 1.
7181 * config/spu/spu-builtins.def: Add builtins for double precision
7182 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7183 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7185 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7187 * config/spu/spu-protos.h: Add new function prototypes.
7188 * config/spu/spu.c (spu_override_options): Check options -march and
7190 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7191 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7193 (spu_const_from_int): New. Create a vector constant from 4 ints.
7194 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7195 (spu_emit_vector_compare): New. Emit vector compare.
7196 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7197 * config/spu/spu.h: Add options -march and -mtune. Define processor
7198 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7199 CANONICALIZE_COMPARISON.
7200 * config/spu/spu.md: Add new insns for double precision compare
7201 and double precision vector compare. Add vcond and smax/smin patterns
7202 to enable DFmode vector conditional expression.
7203 * config/spu/spu.opt: Add options -march and -mtune.
7204 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7205 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7206 both CELL and CELLEDP targets: spu_testsv.
7207 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7210 2007-07-13 Richard Guenther <rguenther@suse.de>
7212 PR tree-optimization/32721
7213 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7214 TREE_THIS_VOLATILE on the folded reference.
7215 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7216 if the array reference has TREE_THIS_VOLATILE set.
7218 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7221 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7223 2007-07-13 Andreas Schwab <schwab@suse.de>
7225 * gengtype-lex.l: Allow declarations to be indented.
7227 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7229 * ginclude/tgmath.h: New.
7230 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7231 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7232 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7233 * configure: Regenerate.
7235 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7237 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7238 correct index when setting register save state for xd
7241 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7243 * config/sh/sh.c (mark_use): Remove.
7245 2007-07-12 Paul Brook <paul@codesourcery.com>
7247 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7248 reg does not overlap return value.
7250 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7252 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7253 (set_expression_vuses): Ditto.
7254 (init_pre): Initialize expression_vuses.
7256 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7258 * config/i386/sse.md (storentdf, storentsf): New.
7260 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7262 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7264 * tree.c (build_decl_stat): Move code from here...
7265 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7266 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7267 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7268 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7269 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7272 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7273 Devang Patel <dpatel@apple.com>
7275 PR tree-optimization/25413
7276 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7277 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7278 * tree.h (contains_packed_reference): New.
7279 * expr.c (contains_packed_reference): New.
7280 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7281 (vect_enhance_data_refs_alignment): Call
7282 vector_alignment_reachable_p.
7283 * target.h (vector_alignment_reachable): New builtin.
7284 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7285 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7286 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7288 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7290 * target.h (builtin_vectorization_cost): Add new target builtin.
7291 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7292 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7293 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7294 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7295 uninitialized variables.
7296 * tree-vect-transform.c (cost_for_stmt): New function.
7297 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7298 using cost 1 for all scalar stmts. Be less conservative when
7299 estimating the number of prologue/epulogue iterations. Call
7300 targetm.vectorize.builtin_vectorization_cost. Return
7301 min_profitable_iters-1.
7302 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7303 initialization cost instead of TARG_VEC_STMT_COST. Use
7304 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7305 epilogue code. Fix epilogue cost computation.
7306 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7307 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7308 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7309 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7310 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7311 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7313 2007-07-12 Richard Guenther <rguenther@suse.de>
7315 * gimplify.c (gimplify_conversion): Make sure that the result
7316 from maybe_fold_offset_to_reference is trivially convertible
7317 to the desired type before doing the simplification.
7318 (gimplify_expr): Likewise.
7319 * fold-const.c (fold_binary): Use the correct types for
7320 building the simplified expression.
7322 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7324 PR rtl-optimization/32729
7325 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7326 that fallthru to exit.
7328 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7330 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7331 (symDTPOFF2reg): Likewise.
7333 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7335 PR tree-optimization/32663
7337 * tree.h (VALUE_HANDLE_VUSES): Remove.
7338 (struct tree_value_handle): Remove vuses.
7340 * tree-vn.c (create_value_handle_for_expr): Don't set
7343 * tree-ssa-pre.c (expression_vuses): New.
7344 (alloc_expression_id): Set up expression_vuses.
7345 (get_expression_vuses): New.
7346 (set_expression_vuses): Ditto.
7347 (clear_expression_ids): Modify for expression_vuses.
7348 (phi_translate_1): Ditto.
7349 (phi_translate_set): Ditto.
7350 (value_dies_in_block_x): Ditto
7351 (valid_in_sets): Ditto.
7352 (add_to_sets): Ditto.
7353 (find_existing_value_expr): Ditto.
7354 (create_value_handle_for_expr): Ditto.
7355 (make_values_for_stmt): Ditto.
7356 (vuse_equiv): Remove.
7358 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7360 * Makefile.in (mostlyclean): Remove object files.
7362 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7364 * toplev.c (no_new_pseudos): Deleted.
7365 * rtl.h (no_new_pseudos): Deleted.
7366 * tree-pass.h (pass_no_new_pseudos): Deleted.
7367 * passes.c (pass_no_new_pseudos): Deleted.
7368 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7369 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7370 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7372 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7373 * rtlhooks.c (gen_lowpart_general): Ditto.
7374 * optabs.c (prepare_operand): Ditto.
7375 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7377 * modulo-sched.c (rest_of_handle_sms): Ditto.
7378 * see.c (rest_of_handle_see): Ditto.
7379 * ifcvt.c (if_convert): Ditto.
7380 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7382 * init-regs.c (gate_initialize_regs): Deleted set of
7384 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7385 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7386 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7388 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7391 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7392 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7393 (*vec_extractv2di_1_rex64): New insn pattern.
7395 2007-07-11 David Daney <ddaney@avtrex.com>
7397 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7398 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7399 for SIGNAL_UNWIND_RETURN_COLUMN.
7400 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7401 (DWARF_FRAME_REGNUM): Rewrite.
7402 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7404 2007-07-11 Nick Clifton <nickc@redhat.com>
7406 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7407 delta and use gen_int_mode in place of GET_INT instead.
7409 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7411 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7414 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7416 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7417 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7419 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7420 (USE_CANONICAL_TYPES): New.
7421 * doc/invoke.texi (verify-canonical-types): Remove.
7422 (use-canonical-types): Add.
7424 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7426 * config/spu/spu.c (spu_optimization_options): Remove setting of
7427 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7428 (spu_override_options): Move it here.
7430 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7432 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7433 * config/mips/mips.c (mips_cpu_info_table): Mention
7434 MIPS_ISA_LEVEL_SPEC in the comment.
7436 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7438 PR tree-optimization/32713
7439 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7441 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7444 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7445 conditional to flag_isoc99.
7446 (c_common_init_options): Do it here, unconditionally.
7448 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7450 PR tree-optimization/32589
7451 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7452 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7453 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7454 predicate, extracted from...
7455 (set_rhs): ...here. Call it for the expression on entry.
7456 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7457 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7458 (simplify_binary_expression): Use valid_gimple_expression_p
7459 to validate the simplification.
7460 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7462 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7464 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7465 DWARF2_DEBUG on 32 bit target too.
7466 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7468 2007-07-11 Nick Clifton <nickc@redhat.com>
7470 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7471 version for 64-bit hosts.
7473 2007-07-10 David Daney <ddaney@avtrex.com>
7475 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7477 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7479 * config/mips/mips.c (mips_expand_synci_loop): New function.
7480 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7481 (UNSPEC_RDHWR): Same.
7482 (UNSPEC_SYNCI): Same.
7483 (UNSPEC_SYNC): Same.
7484 (clear_cache): New expand.
7488 (clear_hazard): Same.
7489 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7491 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7492 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7494 2007-07-10 Ian Lance Taylor <iant@google.com>
7496 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7499 2007-07-10 David Daney <ddaney@avtrex.com>
7501 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7502 * builtins.c (expand_builtin___clear_cache): New function.
7503 (expand_builtin): Call expand_builtin___clear_cache for
7504 BUILT_IN_CLEAR_CACHE case.
7505 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7506 * doc/md.texi (clear_cache): Document new instruction pattern.
7507 * testsuite/gcc.dg/builtins-64.c: New test.
7509 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7511 * config/cris/cris.md ("movsi"): Fix typo in last change.
7513 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7516 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7518 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7519 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7520 for FUNCTION_DECLs. Don't use align_functions_log if
7522 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7523 even for FUNCTION_DECLs.
7524 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7526 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7527 (DECL_FUNCTION_CODE): Update for new location and name of
7529 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7530 (struct tree_decl_common): Move 'align' and 'off_align' out
7531 of union, ensure they're still on a 32-bit boundary. Remove
7532 other fields in union 'u1'.
7533 (struct tree_function_decl): Add field 'function_code' replacing
7534 'u1.f' in tree_decl_common.
7535 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7536 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7537 (Variable Attributes): Cross-reference 'aligned' attribute
7538 to Function Attributes.
7539 * flags.h (force_align_functions_log): Delete.
7540 * toplev.c (force_align_functions_log): Delete.
7542 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7545 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7546 (*vec_concatv2di_rex): New insn pattern.
7548 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7551 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7553 2007-07-10 Ian Lance Taylor <iant@google.com>
7555 Replace no_new_pseudos in backends.
7556 * rtl.h (can_create_pseudo_p): Define.
7557 * config/darwin.c (machopic_indirect_data_reference): Use
7558 can_create_pseudo_p () instead of no_new_pseudos.
7559 (machopic_indirect_data_reference): Likewise.
7560 (machopic_legitimize_pic_address): Likewise.
7561 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7562 (alpha_emit_set_const_1): Likewise.
7563 (alpha_emit_set_const): Likewise.
7564 (alpha_emit_conditional_move): Likewise.
7565 (alpha_split_conditional_move): Likewise.
7566 * config/alpha/alpha.md (various splitters): Likewise.
7568 * config/arm/arm.c (legitimize_pic_address): Likewise.
7569 (arm_load_pic_register): Likewise.
7570 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7571 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7572 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7573 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7574 * config/cris/cris.md (movsi): Likewise.
7575 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7576 (symGOTOFF2reg_hilo): Likewise.
7577 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7578 * config/h8300/h8300.md (insv, extzv): Likewise.
7579 * config/i386/i386.c (ix86_expand_move): Likewise.
7580 (ix86_expand_vector_move): Likewise.
7581 (ix86_prepare_fp_compare_args): Likewise.
7582 (ix86_expand_carry_flag_compare): Likewise.
7583 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7584 (tls_dynamic_gnu2_combine_32): Likewise.
7585 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7586 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7587 (ia64_expand_movxf_movrf): Likewise.
7588 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7589 (m32c_split_move): Likewise.
7590 (m32c_expand_insv): Likewise.
7591 * config/m68k/m68k.md (movsi): Likewise.
7592 * config/mips/mips.c (mips_force_temporary): Likewise.
7593 (mips_split_symbol): Likewise.
7594 (mips_move_integer): Likewise.
7595 (mips_legitimize_const_move): Likewise.
7596 * config/mn10300/mn10300.md (movsi): Likewise.
7597 * config/pa/pa.c (emit_move_sequence): Likewise.
7598 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7599 (rs6000_got_register): Likewise.
7600 (create_TOC_reference): Likewise.
7601 (rs6000_machopic_legitimize_pic_address): Likewise.
7602 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7603 (various splitters): Likewise.
7604 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7605 (movsi_got): Likewise.
7606 * config/s390/s390.c (emit_symbolic_move): Likewise.
7607 * config/s390/s390.md (movhi, movqi): Likewise.
7608 (load_multiple, store_multiple): Likewise.
7609 * config/score/score.c (score_force_temporary): Likewise.
7610 * config/sh/sh.c (prepare_move_operands): Likewise.
7611 (prepare_cbranch_operands): Likewise.
7612 (emit_fpu_switch): Likewise.
7613 (fpscr_set_from_mem): Likewise.
7614 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7615 (adddi3, subsi3): Likewise.
7616 (various splitters): Likewise.
7617 (divsi_inv_fp_combine): Likewise.
7618 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7619 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7621 * config/sh/predicates.md (xor_operand): Likewise.
7622 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7623 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7624 (movdi_pic_label_ref): Likewise.
7625 * config/spu/spu.c (spu_split_immediate): Likewise.
7626 * config/alpha/alpha.md (various splitters): Remove test
7627 !no_new_pseudos || reload_completed.
7628 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7630 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7631 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7632 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7633 * config/score/score.c (th_output_mi_thunk): Likewise.
7634 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7635 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7637 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7639 PR rtl-optimization/32664
7640 * mode-switching.c (create_pre_exit): Skip barrier insns.
7642 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7644 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7645 force_gimple_operand_bsi.
7646 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7647 rewrite_use_compare): Ditto.
7648 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7650 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7651 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7652 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7653 * tree-profile.c (prepare_instrumented_value,
7654 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7655 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7656 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7657 tree_gen_ior_profiler): Ditto.
7658 * tree-ssa-reassoc.c (negate_value): Ditto.
7659 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7660 Use force_gimple_operand_bsi.
7661 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7662 * tree-if-conv.c (add_to_dst_predicate_list,
7663 find_phi_replacement_condition): Ditto.
7664 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7665 Call mark_symbols_for_renaming for new statements.
7666 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7668 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7670 * cfghooks.c (remove_edge): New function.
7671 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7673 * cfghooks.h (remove_edge): Declare.
7674 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7675 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7677 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7679 * optabs.h: Added declaration for signbit_optab.
7680 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7681 * genoptinit.c (optabs): Added entry for signbit insns.
7682 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7684 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7685 * config/s390/s390.md (signbit<mode>2): New expander.
7687 2007-07-09 Richard Guenther <rguenther@suse.de>
7690 * fold-const.c (fold_plusminus_mult_expr): Move constant
7691 arguments second to allow decomposing.
7693 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7696 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7698 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7699 Disregard DECL_FROM_INLINE.
7701 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7704 * doc/invoke.texi: Add ftree-reassoc flag.
7705 * common.opt (ftree-reassoc): New flag.
7706 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7707 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7709 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7711 PR tree-optimization/32681
7712 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7713 saved in second_edge->aux when first_bb is a loop header.
7715 2007-07-09 Jan HUbicka <jh@suse.cz>
7717 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7719 2007-07-09 Richard Guenther <rguenther@suse.de>
7721 * c-decl.c (start_function): Do not promote return type.
7723 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7725 * function.c (do_warn_unused_parameter): Do not warn if
7726 TREE_NO_WARNING is set.
7728 2007-07-08 Andreas Schwab <schwab@suse.de>
7730 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7732 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7735 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7737 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7738 apply to assembly language, too.
7739 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7741 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7743 Revert (note the sccvn portions are *not* reverted)
7744 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7746 Fix PR tree-optimization/23488
7748 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7750 * tree-flow-inline.h (get_value_handle): Ditto.
7751 * tree-ssa-pre.c (decl_vh_map): New.
7752 (decl_node_pool): New.
7753 (can_value_number_operation): Support DECL_P.
7754 (can_PRE_operation): Ditto.
7755 (create_expression_by_pieces): Ditto.
7756 (find_existing_value_expr): Modify to differnetiate between
7757 addressing and top level.
7758 (create_value_handle_for_expr): Handle DECL's.
7759 (poolify_tree): Ditto.
7760 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7761 (make_values_for_stmt): Handle DECL's properly.
7762 (init_pre): Reorg to not init useless things during FRE.
7764 * tree-flow.h: Include pointer-set.h.
7765 (decl_vh_map): Declare.
7766 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7768 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7770 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7771 the constraint description.
7772 * doc/md.texi: Update documentation of AVR constraints.
7774 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7776 * auto-inc-dec.c, config/arm/arm.c,
7777 config/m32r/constraints.md, config/mips/mips.md,
7778 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7779 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7780 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7781 typos. Follow spelling conventions.
7782 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7784 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7785 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7787 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7788 realloc_vuse): Remove.
7789 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7792 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7794 Fix PR tree-optimization/23488
7796 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7797 (try_to_simplify): Ditto.
7799 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7801 * tree-flow-inline.h (get_value_handle): Ditto.
7802 * tree-ssa-pre.c (decl_vh_map): New.
7803 (decl_node_pool): New.
7804 (can_value_number_operation): Support DECL_P.
7805 (can_PRE_operation): Ditto.
7806 (create_expression_by_pieces): Ditto.
7807 (find_existing_value_expr): Modify to differnetiate between
7808 addressing and top level.
7809 (create_value_handle_for_expr): Handle DECL's.
7810 (poolify_tree): Ditto.
7811 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7812 (make_values_for_stmt): Handle DECL's properly.
7813 (init_pre): Reorg to not init useless things during FRE.
7815 * tree-flow.h: Include pointer-set.h.
7816 (decl_vh_map): Declare.
7817 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7819 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7821 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7822 apply to assembly language, too.
7823 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7825 2007-07-06 Ian Lance Taylor <iant@google.com>
7826 Zack Weinberg <zackw@panix.com>
7829 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7831 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7833 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7834 (prefetch): Likewise if "pref" would be used.
7836 2007-07-06 Josh Conner <jconner@apple.com>
7840 * calls.c (store_one_arg): Handle arguments which are partially
7841 on the stack when detecting argument overlap.
7843 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7845 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7846 chosen during find_reloads.
7848 2007-07-06 Richard Guenther <rguenther@suse.de>
7850 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7851 TYPE_ARG_TYPES for verification of argument types. Use
7852 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7853 parameters as variable arguments.
7855 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7857 * libgcc2.h (word_type): Type definition removed.
7858 (cmp_return_type, shift_count_type): Type definitions added.
7859 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7860 replaced with shift_count_type.
7861 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7863 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7864 changed from word_type to Wtype.
7865 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7866 replaced with shift_count_type.
7867 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7869 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7870 and libgcc_shift_count attribute added.
7871 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7872 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7873 (TARGET_INITIALIZER): New target hooks added.
7874 * targhooks.c (default_libgcc_cmp_return_mode,
7875 default_libgcc_shift_count_mode): Default implementations for the new
7877 * targhooks.h (default_libgcc_cmp_return_mode,
7878 default_libgcc_shift_count_mode): Function prototypes added.
7879 * target.h (struct gcc_target): Fields for the new target hooks added.
7880 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7882 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7885 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7886 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7888 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7889 s390_libgcc_shift_count_mode): Functions added.
7890 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7891 Target hooks defined.
7893 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7895 * config/mips/mips.c (compute_frame_size): Restore the original
7896 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7897 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7898 Document why the difference is needed.
7900 2007-07-06 Richard Guenther <rguenther@suse.de>
7902 * c-common.c (boolean_increment): Use correctly typed
7905 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7907 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7908 the topmost argument register is not also included in the save mask.
7909 (mips16e_collect_argument_save_p): Take a pointer to the argument
7910 register, rather than a pointer to the number of arguments.
7911 (mips16e_collect_argument_saves): Only include argument saves
7912 that aren't in the register mask.
7914 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7916 PR rtl-optimization/32450
7917 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7918 to ensure that instructions are not moved into the prologue when
7919 profiling is on. Remove unused prologue_end variable.
7920 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7921 as a scheduling barrier.
7923 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7926 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7927 Disregard DECL_FROM_INLINE.
7929 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7931 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7932 IORing with a constant.
7934 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7936 PR rtl-optimization/32475
7937 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7938 for every definition of the stack pointer.
7940 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7942 * arm.c (vfp3_const_double_index): Copy signed results of
7943 REAL_VALUE_TO_INT into unsigned vars.
7945 2007-07-05 Richard Guenther <rguenther@suse.de>
7948 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7950 * tree-ssa.c (useless_type_conversion_p): Check canonical
7953 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7955 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7956 zero_extendhisi2): Change to define_insn_and_split.
7957 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7959 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7961 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7962 pass_match_asm_constraints): New.
7963 * passes.c (init_optimization_passes): Add new pass.
7964 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7965 * function.h (struct function): Add has_asm_statement bit.
7966 (current_function_has_asm_statement): New.
7967 * tree-pass.h (pass_match_asm_constraints): New.
7969 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7971 * config/mips/mips.c (mips_file_start): Avoid declaration
7974 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7976 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7978 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7980 * rtl.def (NOTE): Change print format string to print
7981 operand 5 as a note insn name.
7983 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7984 David Ung <davidu@mips.com>
7986 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7987 * doc/invoke.texi: (MIPS Options): Document them.
7989 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7990 David Ung <davidu@mips.com>
7992 Add support for SmartMIPS ASE.
7994 * optabs.c (expand_binop_directly): New, broken out from...
7995 (expand_binop): Here. Make it try rotating in the other
7996 direction even when the second operand isn't constant.
7997 * config/mips/mips.md (*lwxs): New.
7998 * config/mips/mips.opt (msmartmips): New.
7999 * config/mips/mips.c (mips_lwxs_address_p): New.
8000 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8001 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8002 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8003 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8004 (ISA_HAS_LWXS): New.
8005 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8006 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8007 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8008 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8009 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8010 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8011 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8013 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8015 * tree-vectorizer.c (new_loop_vec_info): Initialize
8016 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8017 * tree-vectorizer.h (_loop_vec_info): Added new filed
8018 min_profitable_iters.
8019 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8020 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8021 * tree-vect-analyze.c (vect_analyze_operations): Set
8022 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8023 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8024 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8025 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8026 and prologue cost to after they are computed.
8027 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8029 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8030 of creating vectors from scalars according to dt.
8031 (vect_model_store_cost): Likewise.
8032 (vectorizable_call): Use dt array instead of scalar dt. Call
8033 vect_model_simple_cost with additional argument dt.
8034 (vectorizable_assignment): Likewise.
8035 (vectorizable_operation): Likewise.
8036 (vectorizable_type_demotion): Likewise.
8037 (vectorizable_type_promotion): Likewise.
8038 (vectorizable_store): Use dt array instead of scalar dt. Call
8039 vect_model_store_cost with additional argument dt.
8040 (vect_do_peeling_for_loop_bound): Don't call
8041 vect_estimate_min_profitable_iters. Instead, lookup
8042 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8043 "may not be profitable".
8045 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8048 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8049 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8050 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8051 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8053 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8055 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8056 addressing modes cheaper.
8058 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8060 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8061 (dw_ranges_struct): Rename block_num to num. Adjust.
8062 (dw_ranges_by_label_struct): New.
8063 (ranges_by_label, ranges_by_label_allocated,
8064 ranges_by_label_in_use): New variables.
8065 (add_ranges_num): Factored most of the code out of...
8066 (add_ranges): ... this one. Rewrite in terms of the former.
8067 (add_ranges_by_labels): New.
8068 (output_ranges): Output by-label ranges.
8069 (dwarf2out_finish): Output range for multiple-section
8070 compile_unit. Output standard DW_AT_low_pc in addition to
8071 unexpected DW_AT_entry_pc.
8073 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8075 PR tree-optimization/32604
8076 PR tree-optimization/32606
8078 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8079 (compute_antic_safe): Removed.
8080 (ANTIC_SAFE_LOADS): Ditto.
8081 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8082 (execute_pre): Don't call compute_antic_safe.
8083 (vuse_equiv): New function.
8084 (make_values_for_stmt): Use it
8085 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8088 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8091 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8093 (avr_attribute_table): Make "naked" attribute apply to function types
8094 rather than to decls.
8095 (avr_handle_fntype_attribute): New function.
8097 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8099 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8102 2007-07-04 David Ung <davidu@mips.com>
8103 Joseph Myers <joseph@codesourcery.com>
8105 * config/mips/mips.md (type): Add logical, signext and move.
8106 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8107 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8108 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8109 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8110 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8111 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8112 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8113 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8114 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8115 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8116 movv2sf_hardfloat_64bit): Use the new types.
8117 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8118 *movdf_softfloat, *movdf_mips16): Use "multi".
8119 (extendqihi2): Replace with a define_expand.
8120 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8121 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8122 * config/mips/74k.md (r74k_int_logical): New reservation and
8124 (r74k_int_arith): Remove "slt".
8125 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8126 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8127 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8128 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8129 reservations for "arith".
8131 2007-07-04 Richard Guenther <rguenther@suse.de>
8133 * tree-ssa.c (useless_type_conversion_p): Add handling for
8134 scalar float and vector types. Only call the types_compatible_p
8135 langhook for aggregate types as last resort. Follow the
8138 2007-07-04 Richard Guenther <rguenther@suse.de>
8140 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8141 the same as NOP_EXPR.
8143 2007-07-04 Nick Clifton <nickc@redhat.com>
8145 * target.h (struct gcc_target): Add target_help field.
8146 * target-def.h (TARGET_HELP): New.
8147 (TARGET_INITIALIZER): Use TARGET_HELP.
8148 * opts.c (command_handle_option): Invoke target_help function, if
8149 defined, when the user has specified --target-help on the command
8151 * doc/invoke.texi: Mention that --target-help might print
8152 additional information.
8153 * doc/tm.texi: Document TARGET_HELP hook.
8155 * arm.c (TARGET_HELP): Override default definition.
8156 (arm_target_help): New - display a wrapped list of cores and
8157 architectures supported.
8159 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8161 * config/v850/v850.c (expand_prologue): Make sure
8162 GEN_INT() argument is sign extended rather than zero extended.
8163 (expand_epilogue): Likewise.
8164 (output_move_double): Delete.
8165 * config/v850/v850-protos.h (output_move_double): Delete.
8166 * config/v850/v850.md (movdi): Delete.
8167 (*movdi_internal): Delete.
8169 (*movdf_internal): Delete.
8171 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8173 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8174 unless compiling RTP PIC.
8176 2007-07-04 Richard Guenther <rguenther@suse.de>
8178 PR tree-optimization/32482
8179 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8180 original ssa name if we didn't find a shift expression.
8181 Fix shift constant for bit zero test.
8183 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8185 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8187 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8189 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8190 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8191 * config/arm/vxworks.h (ASM_SPEC): Delete.
8192 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8194 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8196 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8197 (DDR_REVERSED_P): New.
8198 * tree-data-ref.c (initialize_data_dependence_relation,
8199 build_classic_dist_vector): Set DDR_REVERSED_P.
8201 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8204 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8205 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8206 init_omega_for_ddr_1): Use non conservative number of iterations
8208 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8209 (analyze_siv_subscript): Remove FIXME and reinitialization of
8210 last_conflicts to chrec_dont_know.
8211 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8213 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8215 * tree.c (maybe_canonicalize_argtypes): Improve description.
8217 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8219 * tree.c (maybe_canonicalize_argtypes): New.
8220 (build_function_type): Set canonical type.
8221 (build_method_type_directly): Ditto.
8222 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8225 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8227 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8229 (rewrite_use_nonlinear_expr): Likewise.
8231 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8233 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8235 2007-07-04 Ben Elliston <bje@au.ibm.com>
8237 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8240 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8242 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8243 (Exception Handling): Likewise.
8245 2007-07-03 Jan Hubicka <jh@suse.cz>
8247 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8249 2007-07-03 Eric Christopher <echristo@apple.com>
8251 * doc/cppopts.texi: Add conflicting option note to -dM.
8252 * doc/invoke.texi: Add note about possible conflicts with
8253 -E for -dCHARS and note that -dM will not produce
8254 any results if there is no machine dependent reorg.
8256 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8258 * tree.h (DECL_ALIGN): Back out previous change.
8260 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8262 * configure.ac: Test for .dtprelword support on MIPS.
8263 * configure, config.in: Regenerate.
8264 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8265 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8267 2007-07-03 Julian Brown <julian@codesourcery.com>
8269 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8270 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8271 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8272 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8274 (all_fpus): Add FPUTYPE_VFP3.
8275 (fp_model_for_fpu): Add VFPv3 field.
8276 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8277 (vfp3_const_double_index): New function. Return integer index of
8278 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8280 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8281 and argument represents a valid RTX for a VFPv3 constant.
8282 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8284 (vfp_emit_fstmd): Similar, for fstmd.
8285 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8286 constants, represented as integer indices.
8287 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8288 VFP_REGNO_OK_FOR_DOUBLE macros.
8289 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8290 (arm_file_start): Set float-abi attribute for VFPv3, and output
8291 correct ".fpu" assembler directive.
8292 (arm_dbx_register_numbering): Add FIXME.
8293 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8294 (fputype): Add FPUTYPE_VFP3.
8295 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8296 (CALL_USED_REGISTERS): Likewise.
8297 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8298 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8299 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8300 (D7_VFP_REGNUM): New.
8301 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8302 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8303 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8304 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8305 (REG_ALLOC_ORDER): Adjust for VFPv3.
8306 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8307 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8308 VFP_LO_REGS, VFP_HI_REGS.
8309 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8310 (IS_VFP_CLASS): Define macro.
8311 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8313 (REGISTER_MOVE_COST): Likewise.
8314 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8315 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8316 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8317 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8318 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8319 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8320 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8321 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8322 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8323 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8324 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8325 where appropriate for single-word registers.
8326 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8327 As above. Fix type attributes.
8328 * config/arm/constraints.md (register_contraint "t"): Define.
8329 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8331 (register_constraint "x"): Define.
8332 (constraint "Dv"): Define.
8334 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8336 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8338 2007-07-03 Tom Tromey <tromey@redhat.com>
8340 * c-parser.c (objc_pq_context): Removed.
8341 (objc_need_raw_identifier): Likewise.
8342 (c_parser) <objc_pq_context>: New field.
8343 <objc_need_raw_identifier>: Likewise.
8344 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8345 (c_lex_one_token): Update.
8346 (c_parser_objc_protocol_definition): Update.
8347 (c_parser_objc_method_definition): Update.
8348 (c_parser_objc_methodproto): Update.
8349 (c_parser_declspecs): Update.
8351 2007-07-03 David Ung <davidu@mips.com>
8353 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8355 2007-07-03 David Ung <davidu@mips.com>
8356 Richard Sandiford <richard@codesourcery.com>
8358 * doc/invoke.texi: Document -march=74kf3_2.
8359 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8360 (TUNE_74K): Check for it.
8361 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8362 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8363 * config/mips/mips.md (cpu): Add 74kf3_2.
8364 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8365 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8366 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8367 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8368 74kf3_2 to the CPU list.
8369 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8370 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8371 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8372 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8373 (r74kf3_2_fxfer_from_c1): New insn reservations.
8375 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8376 David Ung <davidu@mips.com>
8378 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8379 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8380 and 74k[fx]. Document aliases for the new options.
8381 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8382 (PROCESSOR_24KF2_1): ...this.
8383 (PROCESSOR_24KX): Rename to...
8384 (PROCESSOR_24KF1_1): ...this.
8385 (PROCESSOR_74KF): Rename to...
8386 (PROCESSOR_74KF2_1): ...this.
8387 (PROCESSOR_74KX): Rename to...
8388 (PROCESSOR_74KF1_1): ...this.
8389 (TUNE_74K): Update PROCESSOR_* names.
8390 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8391 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8392 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8393 (mips_rtx_cost_data): Update processor names in comments.
8394 (mips_issue_rate): Update PROCESSOR_* names.
8395 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8396 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8397 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8398 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8399 Update cpu attribute names.
8400 (r24k_fpu_iss): Rename this reservation to...
8401 (r24kf2_1_fpu_iss): ...this and update all uses.
8402 (r24kx_fpu_iss): Rename this reservation to...
8403 (r24kf1_1_fpu_iss): ...this and update all uses.
8404 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8405 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8406 Update cpu attribute names.
8408 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8410 * config/m32r/constraints.md: New file.
8411 * config/m32r/m32r.c: Include tm-constrs.h.
8412 (small_data_operand): Use satisfies_constraint_* instead of macro.
8413 (addr24_operand, gen_compare): Likewise.
8414 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8415 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8416 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8417 EXTRA_CONSTRAINT): Likewise.
8418 * config/m32r/m32r.md: Include constraints.md.
8419 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8420 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8421 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8422 (two_insn_const_operand, int8_operand, uint16_operand,
8423 reg_or_int16_operand, reg_or_uint16_operand,
8424 reg_or_cmp_int16_operand, cmp_int16_operand,
8425 seth_add3_operand): Likewise.
8427 2007-07-03 Eric Christopher <echristo@gmail.com>
8429 * libgcc2.h: Conditionally declare __bswapsi2 and
8432 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8434 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8437 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8440 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8441 (__gthrw_pragma): Provide default definition.
8443 * gthr-posix.c (__gthrw_pragma): Define.
8445 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8447 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8448 before declaring inequality.
8450 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8452 * combine.c (recog_for_combine): Log the success or failure of
8453 matching new insn patterns against the machine description in
8456 2007-07-03 Revital Eres <eres@il.ibm.com>
8458 * ddg.c (print_sccs): New function.
8459 (check_sccs): New function.
8460 (create_ddg_all_sccs): Use it.
8461 * ddg.h (print_sccs): Declare.
8462 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8464 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8466 * targhooks.h (default_mode_for_suffix): New function declaration.
8467 * targhooks.c (default_mode_for_suffix): New default target hook.
8468 * target.h (struct c): New structure in the targetm struct.
8469 (mode_for_suffix): New target hook as part of struct c.
8470 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8471 default_mode_for_suffix.
8472 (TARGET_C): New define.
8473 * c-lex.c: Include "target.h".
8474 (interpret_float): Use targetm.c.mode_for_suffix to determine
8475 the mode for a given non-standard suffix.
8476 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8478 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8479 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8481 * doc/extend.texi (Floating Types): New node. Document __float80 and
8482 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8484 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8487 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8488 predicate instead of target_operand.
8489 (divsi3_i1_media, divsi3_media_2): Likewise.
8491 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8493 * tree.h (alias_sets_might_conflict_p): Rename into
8494 alias_sets_must_conflict_p.
8495 * alias.c (alias_sets_might_conflict_p): Likewise.
8496 (alias_sets_conflict_p): Use it.
8497 (objects_must_conflict_p): Likewise.
8498 * c-common.c (strict_aliasing_warning): Adjust.
8500 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8502 * rtlhooks.c (gen_lowpart_if_possible): Check for
8503 invalid subreg before calling gen_lowpart_SUBREG.
8505 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8507 * config/darwin9.h: Add copyright notice.
8508 (LINK_COMMAND_SPEC): Add comment.
8509 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8510 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8511 DARWIN_LIBSYSTEM_HAS_UNWIND.
8513 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8516 * omp-low.c (check_combined_parallel): New function.
8517 (lower_omp_parallel): Call it via walk_stmts, set
8518 OMP_PARALLEL_COMBINED if appropriate.
8519 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8520 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8521 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8522 don't consider it as combined parallel.
8524 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8526 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8527 (gcc_tooldir): Likewise.
8528 * configure: Regenerate.
8529 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8530 old configure.ac gcc_tooldir setting.
8531 (prefix_to_exec_prefix): New variable.
8532 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8533 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8535 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8537 Fix PR tree-optimization/32583
8538 Fix PR tree-optimization/32584
8539 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8540 (phi_translate_set): Use phi_translate directly now.
8541 (make_values_for_stmt): Don't value number RHS if we already know
8544 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8545 Jim Wilson <wilson@specifix.com>
8548 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8551 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8552 Richard Sandiford <richard@codesourcery.com>
8553 Nigel Stephens <nigel@mips.com>
8555 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8556 (mips16e_output_save_restore): Declare.
8557 (mips16e_save_restore_pattern_p): Likewise.
8558 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8559 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8560 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8561 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8562 (BITSET_P): New global macro, extracted from...
8563 (mips_for_each_saved_reg): ...here.
8564 (mips16e_save_restore_info): New struct.
8565 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8566 (mips16e_save_restore_regs): New variable.
8567 (mips_split_plus, mips16e_find_first_register): New functions.
8568 (mips16e_mask_registers): New function.
8569 (compute_frame_size): Expand the commentary before the function.
8570 Enforce the MIPS16e save and restore register range restrictions.
8571 Pad the general register save area at the low end.
8572 (mips16e_save_restore_reg, mips16e_build_save_restore)
8573 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8574 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8575 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8577 (mips_expand_prologue, mips_expand_epilogue): Handle
8578 GENERATE_MIPS16E_SAVE_RESTORE.
8579 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8581 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8583 PR tree-optimization/31966
8584 PR tree-optimization/32533
8585 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8586 "basic_block" description as its third argument. Update function
8587 calls to get destination bb from "edge" argument. Save "cond" into
8588 aux field of the edge. Update prototype for changed arguments.
8589 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8591 (find_phi_replacement_condition): Operate on incoming edges, not
8592 on predecessor blocks. If there is a condition saved in the
8593 incoming edge aux field, AND it with incoming bb predicate.
8594 Return source bb of the first edge.
8595 (clean_predicate_lists): Clean aux field of outgoing node edges.
8596 (tree_if_conversion): Do not initialize cond variable. Move
8597 variable declaration into the loop.
8598 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8599 initializations of new_stmt, arg0 and arg1 variables.
8601 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8603 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8604 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8606 2007-07-02 Richard Guenther <rguenther@suse.de>
8608 * tree-ssa.c (useless_type_conversion_p): Document
8609 future intent as defining the middle-end type system.
8610 Re-structure to call langhook last, group by type class,
8611 mark questionable parts.
8613 2007-07-02 Richard Guenther <rguenther@suse.de>
8615 * tree-flow.h (types_compatible_p): Declare.
8616 * tree-ssa.c (types_compatible_p): New function.
8617 * ipa-type-escape.c (discover_unique_type): Use
8618 types_compatible_p instead of lang_hooks.types_compatible_p.
8619 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8620 * tree-vn.c (expressions_equal_p): Likewise.
8621 * tree.c (fields_compatible_p): Likewise.
8622 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8623 (cprop_operand): Use useless_type_conversion_p instead of
8624 lang_hooks.types_compatible_p.
8625 * tree-inline.c (setup_one_parameter): Likewise.
8626 (declare_return_variable): Likewise.
8627 * tree-nrv.c (tree_nrv): Likewise.
8628 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8629 (maybe_fold_offset_to_component_ref): Likewise.
8630 (maybe_fold_offset_to_reference): Likewise.
8631 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8632 (merge_alias_info): Likewise.
8633 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8634 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8635 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8636 * tree-tailcall.c (find_tail_calls): Likewise.
8637 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8638 * gimplify.c (canonicalize_addr_expr): Likewise.
8639 (fold_indirect_ref_rhs): Likewise.
8640 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8641 (cpt_same_type): Likewise.
8642 (check_pointer_types_r): Swap parameters to cpt_same_type
8644 * fold-const.c (fold_convert): Revert fix for PR15988.
8645 * tree-inline.c (setup_one_parameter): Instead fix it here by
8646 using fold_build1 instead of fold_convert and checking for
8647 error_mark_node. Convert only if the conversion is necessary.
8649 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8651 * configure.ac: Check for .gnu_attribute on Power.
8652 * configure: Regenerate.
8653 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8654 attribute for floating-point ABI.
8656 2007-07-02 Ira Rosen <irar@il.ibm.com>
8658 PR tree-optimization/32230
8659 PR tree-optimization/32477
8660 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8661 address is a constant.
8663 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8665 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8666 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8667 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8668 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8669 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8670 64-bit targets. Add support for *-elfoabi*.
8671 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8672 different settings if $(tm_defines) does not select the EABI.
8673 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8674 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8675 (MIPS_ARCH_OPTION_SPEC): Likewise.
8676 (MIPS_ISA_LEVEL_SPEC): Likewise.
8677 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8678 * config/mips/elfoabi.h: New file.
8680 2007-07-02 Richard Guenther <rguenther@suse.de>
8682 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8683 (useless_type_conversion_p): ... this.
8684 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8685 (useless_type_conversion_p): ... this.
8686 * builtins.c (fold_builtin_memory_op): Rename
8687 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8688 * tree-cfg.c (verify_expr): Likewise.
8689 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8690 * tree-ssa-ccp.c (ccp_fold): Likewise.
8691 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8692 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8693 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8694 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8695 * tree-ssa-pre.c (eliminate): Likewise.
8696 * tree-ssa.c (delete_tree_ssa): Likewise.
8697 (tree_ssa_useless_type_conversion): Likewise.
8698 * tree.c (build2_stat): Likewise.
8700 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8702 Fix PR tree-optimization/32571
8703 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8706 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8708 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8709 and other expected operations explicitly, change default to
8712 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8714 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8716 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8717 (tls_load_dot_plus_eight): Move the label number into the unspec.
8718 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8720 2007-07-01 Andreas Schwab <schwab@suse.de>
8722 * dwarf2out.c (initial_return_save): Define only if used.
8724 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8726 Unreverting Richard's Revert of:
8728 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8730 * dce.c (deletable_insn_p_1): New function, split out from...
8731 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8732 specially, not those inside PARALLELs. Remove BODY argument
8733 and adjust recursive call accordingly.
8734 (prescan_insns_for_dce): Update call to delete_insn_p.
8736 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8737 Revital Eres <eres@il.ibm.com>
8739 * ddg.c (create_ddg_all_sccs): Fix missed
8740 initialization of scc_nodes.
8742 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8745 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8746 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8748 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8750 * configure.ac: Check for .gnu_attribute on MIPS.
8751 * configure, config.in: Regenerate.
8752 * config/mips/mips.c (mips_file_start): If supported, output
8753 attribute for floating-point ABI.
8755 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8758 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8759 (ffs_cmove): New expander to expand using ctz pattern.
8760 (*ffs_cmove): Remove pattern.
8761 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8762 (ffsdi2): Expand using ctz pattern.
8763 (*ffs_rex64): Remove pattern.
8765 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8767 PR rtl-optimization/32296
8768 * pa.md (return): Delete pattern.
8769 (return_internal): Remove "(const_int 1)" from pattern.
8770 (epilogue): Use return_internal pattern for trivial returns.
8771 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8772 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8774 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8776 * tree-ssa-pre.c (is_exception_related): New function
8777 (can_value_number_operation): Use it.
8779 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8781 Fix PR tree-optimization/32540
8782 Fix PR tree-optimization/31651
8784 * tree-ssa-sccvn.c: New file.
8786 * tree-ssa-sccvn.h: Ditto.
8788 * tree-vn.c: Include tree-ssa-sccvn.h
8789 (val_expr_paid_d): Removed.
8790 (value_table): Ditto.
8791 (vn_compute): Ditto.
8792 (val_expr_pair_hash): Ditto.
8793 (val_expr_pair_expr_eq): Ditto.
8794 (copy_vuses_from_stmt): Ditto.
8797 (shared_vuses_from_stmt): Ditto.
8798 (print_creation_to_file): Moved up.
8799 (sort_vuses): Ditto.
8800 (sort_vuses_heap): Ditto.
8801 (set_value_handle): Make non-static.
8802 (make_value_handle): Ditto.
8803 (vn_add): Rewritten to use sccvn lookups.
8804 (vn_add_with_vuses): Ditto.
8805 (vn_lookup): Ditto (and second argument removed).
8806 (vn_lookup_with_vuses): Ditto.
8807 (vn_lookup_or_add): Ditto (and second argument removed);
8808 (vn_lookup_or_add_with_vuses): Ditto.
8809 (vn_lookup_with_stmt): New.
8810 (vn_lookup_or_add_with_stmt): Ditto.
8811 (create_value_handle_for_expr): Ditto.
8813 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8814 (seen_during_translate): New function.
8815 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8816 (phi_trans_add): Ditto.
8817 (constant_expr_p): FIELD_DECL is always constant.
8818 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8819 Use constant_expr_p.
8820 Avoid infinite recursion on mutually valued expressions.
8821 Change callers of vn_lookup_or_add.
8822 (phi_translate): New function.
8823 (compute_antic_safe): Allow phi nodes.
8824 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8825 (find_or_generate_expression): Rewrite slightly.
8826 (create_expression_by_pieces): Updated for vn_lookup_or_add
8828 Update VN_INFO for new names.
8829 (insert_into_preds_of_block): Update for new names.
8830 (add_to_exp_gen): New function.
8831 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8832 (find_existing_value_expr): Rewrite to changed vn_lookup.
8833 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8834 (try_look_through_load): Removed.
8835 (try_combine_conversion): Ditto.
8836 (get_sccvn_value): New function.
8837 (make_values_for_phi): Ditto.
8838 (make_values_for_stmt): Ditto.
8839 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8841 (init_pre): Update for SCCVN changes.
8843 (execute_pre): Ditto.
8845 * tree-flow.h (make_value_handle): Declare.
8846 (set_value_handle): Ditto.
8847 (sort_vuses_heap): Ditto.
8848 (vn_lookup_or_add_with_stmt): Ditto.
8849 (vn_lookup_with_stmt): Ditto.
8850 (vn_compute): Remove.
8853 (vn_lookup): Update arguments.
8855 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8857 (tree-ssa-sccvn.o): New.
8858 (OBJS-common): Add tree-ssa-sccvn.o
8860 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8863 * c-typeck.c (build_external_ref): Don't mark as used if called
8865 * calls.c (rtx_for_function_call): Likewise.
8867 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8871 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8873 * dce.c (deletable_insn_p_1): New function, split out from...
8874 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8875 specially, not those inside PARALLELs. Remove BODY argument
8876 and adjust recursive call accordingly.
8877 (prescan_insns_for_dce): Update call to delete_insn_p.
8879 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8881 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8882 (try_combine): Move potential calls to undo_all() so they happen
8883 before we commit to using the combined insns.
8885 2006-06-30 Jan Hubicka <jh@suse.cz>
8887 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8890 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8892 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8893 (cgraph_remove_unreachable_nodes): Likewise.
8894 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8895 * ipa-inline.c (update_caller_keys): Cast according to the coding
8897 (cgraph_decide_recursive_inlining): Likewise.
8898 (cgraph_decide_inlining_of_small_function): Likewise.
8899 (try_inline): Likewise.
8900 (cgraph_decide_inlining_incrementally): Likewise.
8901 * ipa-pure-const.c (get_function_state): Likewise.
8902 (scan_function): Likewise.
8903 (analyze_function): Likewise.
8904 (static_execute): Likewise.
8905 * ipa-reference.c (scan_for_static_refs): Likewise.
8906 (merge_callee_local_info): Likewise.
8907 (analyze_function): Use type safe memory macros.
8908 (static_execute): Likewise. Cast according to the coding conventions.
8909 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8911 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8913 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8914 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8917 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8920 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8921 for complex modes (both int and real).
8923 2007-06-29 Jan Hubicka <jh@suse.cz>
8925 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8927 2007-06-29 Jan Hubicka <jh@suse.cz>
8930 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8933 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8936 * config/avr/avr.c: Include dataflow header file.
8937 (expand_prologue): Adjust for prologue insn change.
8938 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8941 2007-06-29 Richard Guenther <rguenther@suse.de>
8944 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8945 during type verification.
8947 2007-06-29 Jan Hubicka <jh@suse.cz>
8949 * recog.c (validate_change_rtx_1): Unshare TO argument.
8951 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8953 PR tree-optimization/24659
8954 * tree-vect-transform.c (vectorizable_call): Handle
8955 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8957 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8958 * config/i386/i386.c (enum ix86_builtins)
8959 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8960 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8962 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8963 const using def_builtin_const.
8964 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8965 input operands in the same modes as the result.
8966 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8968 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8970 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8971 (df_set_dead_notes_for_mw): Likewise.
8973 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8975 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8977 2007-06-28 DJ Delorie <dj@redhat.com>
8979 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8981 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8983 * doc/invoke.texi (C++ Dialect Options): Document
8984 fvisibility-ms-compat.
8985 * c.opt (fvisibility-ms-compat): New.
8987 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8990 * tree-affine.c (aff_combination_add_elt): Handle
8991 pointer addition specially.
8993 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8995 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8996 decl is non-external for AIX ABI.
8998 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9000 * config/rs6000/predicates.md (current_file_function_operand):
9001 Ensure the symbol is non-external for AIX ABI.
9003 2007-06-28 Nick Clifton <nickc@redhat.com>
9005 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9006 (fdce, fdse, fpredictive-commoning): Likewise.
9008 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9011 * gcc.c (process_command): Recognize the new -static-libgfortran
9014 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9017 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9018 Use a call clobbered hard reg instead of a pseudo reg.
9020 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9022 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9024 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9027 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9028 REG_LIBCALL and REG_RETVAL notes.
9029 (divsi3, mulsi3): Likewise.
9030 (mulhisi3): Likewise. Use emit_libcall_block.
9031 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9033 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9035 PR rtl-optimization/32481
9036 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9038 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9040 * dce.c (deletable_insn_p_1): New function, split out from...
9041 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9042 specially, not those inside PARALLELs. Remove BODY argument
9043 and adjust recursive call accordingly.
9044 (prescan_insns_for_dce): Update call to delete_insn_p.
9046 2007-06-27 Richard Guenther <rguenther@suse.de>
9049 * tree.h (fold_convertible_p): Declare.
9050 * fold-const.c (fold_convertible_p): New function.
9051 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9052 instead of lang_hooks.types_compatible_p.
9054 2007-06-26 Jan Hubicka <jh@suse.cz>
9056 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9057 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9058 early use validate_unshare_change.
9059 (reload_combine): Likewise.
9060 * recog.c (change_t): New field unshare.
9061 (validate_change_1): Rename from validate_change; add argument unshare.
9062 (validate_change): Turn into wrapper of validate_change_1; update
9063 prototype for bools.
9064 (validate_unshare_change): New.
9065 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9066 calls of df_insn_rescan.
9067 * recog.h (validate_change): Replace ints by bools.
9068 (validate_unshare_change): Declare.
9070 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9072 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9074 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9076 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9078 2007-06-25 Jan Hubicka <jh@suse.cz>
9080 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9082 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9083 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9084 places other call site specific checks are performed.
9086 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9089 * tree-vect-transform.c (vectorizable_operation): Convert
9090 POINTER_PLUS_EXPR over to PLUS_EXPR.
9092 2007-06-25 Chao-ying Fu <fu@mips.com>
9094 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9095 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9096 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9097 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9099 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9100 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9101 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9102 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9103 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9104 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9105 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9106 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9107 ALL_FIXED_POINT_MODE_P): New define.
9108 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9110 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9112 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9113 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9114 MODE_VECTOR_UACCUM): New mode classes.
9116 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9117 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9118 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9121 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9122 (blank_mode): Initialize ibit and fbit.
9123 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9124 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9126 (new_adjust): Change required_class to required_class_from and
9127 required_class_to for testing within a range.
9128 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9129 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9131 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9132 (make_fixed_point_mode): New.
9133 (_ADD_ADJUST): Change C to C1 and C2.
9134 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9135 use a range for machine classes.
9136 (ADJUST_IBIT, ADJUST_FBIT): New.
9137 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9139 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9140 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9141 Emit adjustment for ibit and fbit.
9142 (emit_mode_ibit, emit_mode_fbit): New.
9143 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9145 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9147 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9148 as the source of the set.
9150 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9152 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9153 FP_REGNO_P): Use IN_RANGE.
9154 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9155 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9156 (DATA_REG_P): Use DATA_REGNO_P.
9157 (FP_REG_P): Use FP_REGNO_P.
9158 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9159 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9160 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9162 2007-06-24 Jan Hubicka <jh@suse.cz>
9165 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9167 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9170 * fold-const.c (fold_binary): Strip nops of operand 0
9171 of BIT_NOT_EXPR before calling operand_equal_p.
9172 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9173 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9175 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9177 * doc/extend.texi: Document that dllimport and dllexport imply
9179 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9180 imported or exported declaration, including type declarations.
9181 * c-common.c (handle_visibility_attribute): Check for conflicts
9182 with dllimport/dllexport.
9183 (c_determine_visibility): Handle dllimport/dllexport as an
9184 explicit visibility atttribute.
9186 2007-06-23 Richard Guenther <rguenther@suse.de>
9188 PR tree-optimization/16876
9190 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9192 * tree-inline.c (initialize_inlined_parameters): Do not call
9193 lang_hooks.tree_inlining.convert_parm_for_inlining.
9194 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9195 reason for mismatched types.
9196 * gimplify.c (gimplify_call_expr): Verify the call expression
9197 arguments match the called function type signature. Otherwise
9198 mark the call expression to be not considered for inlining
9199 using CALL_CANNOT_INLINE_P flag.
9200 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9201 edges call expression.
9202 (cgraph_decide_inlining_of_small_function): Likewise.
9203 (cgraph_decide_inlining): Likewise.
9204 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9206 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9207 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9208 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9210 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9211 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9213 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9214 convert_parm_for_inlining member.
9216 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9219 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9220 Remove optimization for GT.
9222 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9225 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9227 (prescan_insns_for_dce): Add extra parameter.
9229 2007-06-23 Jan Hubicka <jh@suse.cz>
9232 * gimplify.c (mark_addressable): New function.
9233 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9235 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9238 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9240 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9243 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9244 moves between MMX/SSE registers to at least 8 units to prevent
9245 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9247 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9249 * config/i386/i386.c (override_options): Correct x86_sahf
9252 2007-06-21 David Daney <ddaney@avtrex.com>
9255 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9256 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9257 (exception_receiver): Renamed to ...
9258 (nonlocal_goto_receiver): ... this.
9260 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9262 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9263 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9264 partial register accesses.
9266 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9268 * fold-const.c (debug_fold_checksum): Move it under
9269 ENABLE_FOLD_CHECKING.
9271 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9274 * tree.h (debug_fold_checksum): Declared.
9275 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9276 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9277 build_fold_addr_expr_with_type_1.
9278 (fold_addr_expr, debug_fold_checksum): New.
9279 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9280 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9283 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9285 PR tree-optimization/19590
9286 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9287 of scev is a constant.
9289 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9291 * df-problems.c (df_note_bb_compute): Made computation of live
9292 info consistent with df_lr.
9294 2007-06-21 Richard Guenther <rguenther@suse.de>
9296 PR tree-optimization/32453
9297 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9298 for pointer anti-range.
9300 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9302 * config/i386/i386.c (processor_target_table): Increase maximum
9303 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9306 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9307 byte alignment if > 8 byte alignment is preferred.
9308 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9310 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9312 PR tree-optimization/31866
9313 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9314 if ASM_EXPR's input is not a SSA_NAME.
9317 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9318 but decl is a global var, instead return decl.
9319 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9320 even for is_global_var decls, if they are private in some outer
9323 2007-06-21 Richard Guenther <rguenther@suse.de>
9325 PR tree-optimization/32451
9326 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9328 2007-06-21 Christian Bruel <christian.bruel@st.com>
9330 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9331 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9332 (push_regs): Changed saving order or banked registers.
9333 (sh_expand_epilogue): Likewise.
9334 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9335 (FIRST_BANKED_REG): Likewise.
9336 (LAST_BANKED_REG): Likewise.
9337 * config/sh/sh.md (banked) New attribute.
9338 (in_delay_slot): Check banked attribute.
9340 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9342 PR tree-optimization/32075
9343 * tree-data-ref.c (subscript_dependence_tester_1,
9344 analyze_miv_subscript, analyze_overlapping_iterations,
9345 add_distance_for_zero_overlaps, build_classic_dist_vector,
9346 subscript_dependence_tester_1, analyze_overlapping_iterations,
9347 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9348 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9349 to evolution_function_is_affine_multivariate_p.
9351 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9353 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9355 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9358 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9360 * config/m32c/prologue.md (epilogue_exitd_16): New.
9361 (epilogue_reit_16): New.
9362 (epilogue_exitd): Rename to epilogue_exitd_24.
9363 (epilogue_reit): Rename to epilogue_reit_24.
9365 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9366 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9368 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9370 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9371 if dbg_cnt (sched_insn) reaches the limit.
9372 (choose_ready): New parameter INSN_PTR and new return value.
9373 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9374 the new return value from choose_ready.
9375 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9376 (rest_of_handle_global_alloc): New global_alloc_at_func.
9378 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9380 PR tree-optimization/25737
9381 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9382 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9383 * tree-flow.h (struct fieldoff): Add new field alias_set.
9384 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9385 argument addressable_type. Set alias_set of fieldoff.
9386 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9387 (create_overlap_variables_for): Pass alias_set from fieldoff to
9389 * alias.c (get_alias_set): Use alias_set from SFT if set.
9391 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9393 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9394 of a variable as an unsigned HOST_WIDE_INT integer.
9396 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9398 PR rtl-optimization/32405
9399 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9401 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9403 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9406 * builtins.c: Include diagnostic.h.
9407 (expand_builtin_expect): Make gcc_assert more permissive.
9408 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9411 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9415 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9416 if ACCUMULATE_OUTGOING_ARGS.
9418 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9420 * config/m68hc11/m68hc11.c: Include dataflow header file.
9421 (m68hc11_reorg): Port to dataflow.
9423 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9425 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9426 (struct df_problem.free_blocks_on_set_blocks): New field.
9427 (struct dataflow.optional_p): New field.
9428 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9429 (df_live_set_all_dirty): New function.
9430 * df-scan.c (df_scan_alloc): Initialize optional_p.
9431 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9432 * df-core.c (df_set_blocks): Removed use of
9433 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9434 df_problem.free_blocks_on_set_blocks to determine which blocks are
9436 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9437 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9438 uses dataflow.optional_p to determine if problem should be
9440 (rest_of_handle_df_initialize): Only start live problem if
9442 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9443 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9444 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9445 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9446 problem_NOTE): Initialize free_blocks_on_set_blocks.
9447 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9449 (df_live_set_all_dirty, df_note_alloc): New function.
9450 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9452 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9453 * postreload.c (reload_combine): Ditto.
9454 * cse.c (cse_extended_basic_block): Ditto.
9455 * regmove.c (mark_flags_life_zones): Ditto.
9456 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9457 erase_matching_seqs): Ditto.
9458 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9459 * integrate (allocate_initial_values): Ditto.
9460 * combine.c (reg_dead_at_p): Ditto.
9461 * resource.c (mark_target_live_regs): Ditto.
9462 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9463 * config/sh/sh.c (find_r0_life_regions): Ditto.
9464 * global.c (rest_of_handle_global_alloc): Only add back df_live
9466 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9468 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9470 (if_convert): Make sure df_live is there at -O == 1.
9471 (pass_if_after_combine): Cleanup flags.
9472 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9473 is there at -O == 1.
9475 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9477 * config/arm/arm.c (arm_get_frame_offsets): Set
9478 offsets->locals_base to avoid negative stack size.
9479 (thumb1_expand_prologue): Assert on negative stack size.
9481 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9483 PR tree-optimization/32367
9484 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9485 of the chrec has no evolution in that loop.
9486 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9488 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9490 * config/xtensa/xtensa.c: Include "df.h".
9491 (xtensa_builtin_saveregs): Use adjust_address instead of
9493 (xtensa_va_start): Invoke make_tree with sizetype for
9494 expand_builtin_saveregs and then convert the result to a pointer.
9495 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9496 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9497 Subtract argument size from index value as integers and then use
9498 POINTER_PLUS_EXPR to add the result to the array address.
9500 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9503 * config/m32c/m32c.c: Include dataflow header file.
9504 (m32c_emit_prologue): Adjust for prologue insn change.
9505 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9506 once inside a PARALLEL. Assume frame size passed in operand 0
9507 includes space to save the fb register.
9508 (prologue_enter_24): Likewise.
9509 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9511 2007-06-19 David Daney <ddaney@avtrex.com
9514 * config/mips/mips.md (cprestore): Mark $gp as used.
9516 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9519 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9520 (frv_ifcvt_modify_insn): Likewise.
9522 2007-06-19 Richard Guenther <rguenther@suse.de>
9524 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9525 only handle positive offsets that fit in a HOST_WIDE_INT.
9527 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9529 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9530 result of rsqrt insn for zero input argument to avoid NaN.
9532 2007-06-19 Richard Guenther <rguenther@suse.de>
9535 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9537 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9539 PR tree-optimization/32353
9540 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9542 2007-06-19 Nick Clifton <nickc@redhat.com>
9544 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9546 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9549 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9550 * config/i386/i386.c (assign_386_stack_local): Assert that
9551 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9552 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9553 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9554 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9556 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9558 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9560 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9562 PR rtl-optimization/32321
9563 * gcse.c (replace_store_insn): Update the note before
9564 calling emit_insn_after.
9566 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9569 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9571 * df-problems.c (df_note_bb_compute): Fix dumping info.
9573 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9575 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9576 insn with emit_jump_insn.
9578 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9580 PR tree-optimization/32383
9581 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9582 * targhooks.h (default_builtin_reciprocal): Update prototype.
9583 * target.h (struct gcc_target): Update builtin_reciprocal.
9584 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9585 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9586 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9587 when fndecl is in BUILT_IN_MD class.
9588 (execute_convert_to_rsqrt): Ditto.
9590 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9591 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9592 Convert BUILT_IN_SQRTF code only when md_fn is false.
9594 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9596 * bt-load.c (move_btr_def): Fix the order of arguments
9597 to validate_replace_rtx.
9599 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9601 * config/m68k/m68k-devices.def: Add 54450..54455.
9603 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9605 PR rtl-optimization/32366
9606 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9607 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9610 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9613 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9614 this is true, rescan insn being modified.
9615 (sms_schedule): Added rescan parameter.
9616 (rest_of_handle_sms): Moved freeing of dominance info to before
9617 getting out of cfg_layout.
9619 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9621 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9622 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9625 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9626 FL_CF_EMAC from the entry for isac.
9628 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9629 (const_sibcall_operand): New.
9630 (sibcall_operand): Use it.
9631 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9632 (m68k_isas): ISAC does not imply FPU or EMAC.
9633 (override_options): Add ISA_C logic for symbolic jump & call.
9635 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9637 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9638 return mode from the builtin itself.
9639 (sparc_fold_builtin): Fix cast of zero constant.
9641 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9643 * targhooks.c (default_builtin_reciprocal): New default target hook.
9644 * targhooks.h (default_builtin_reciprocal): Add prototype.
9645 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9646 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9647 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9648 default_builtin_reciprocal.
9650 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9653 * hooks.c (hook_tree_tree_bool_null): New hook.
9654 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9655 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9656 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9657 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9658 and convert it to reciprocal a*rfunc(b).
9659 (execute_convert_to_rsqrt): New function.
9660 (gate_convert_to_rsqrt): New function.
9661 (pass_convert_to_rsqrt): New pass definition.
9662 * target.h (struct gcc_target): Add builtin_reciprocal.
9663 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9664 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9665 TARGET_BUILTIN_RECIPROCAL.
9666 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9668 * config/i386/i386.h (TARGET_RECIP): New define.
9669 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9670 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9671 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9672 and not optimizing for size.
9673 (*rcpsf2_sse): New insn pattern.
9674 (*rsqrtsf2_sse): Ditto.
9675 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9676 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9677 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9678 and not optimizing for size.
9679 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9680 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9681 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9682 and not optimizing for size.
9683 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9684 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9685 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9686 and not optimizing for size.
9687 (*sse_rsqrtv4sf2): Do not export.
9689 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9690 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9691 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9692 and not optimizing for size.
9694 * config/i386/i386.opt (mrecip): New option.
9695 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9696 (ix86_emit_swsqrtsf): Ditto.
9697 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9698 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9700 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9701 ix86_expand_unop1_builtin.
9702 (ix86_emit_swdivsf): New function.
9703 (ix86_emit_swsqrtsf): Ditto.
9704 (ix86_builtin_reciprocal): New function.
9705 (TARGET_BUILTIN_RECIPROCAL): Use it.
9706 (ix86_vectorize_builtin_conversion): Rename from
9707 ix86_builtin_conversion.
9708 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9709 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9710 "i386 and x86_64 Options" section.
9711 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9713 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9714 Zdenek Dvorak <dvorakz@suse.cz>
9715 Richard Guenther <rguenther@suse.de>
9716 Kaz Kojima <kkojima@gcc.gnu.org>
9718 * tree-vrp.c (compare_values_warnv): Convert val2 to
9720 (extract_range_from_assert): Create
9721 POINTER_PLUS_EXPR for pointer types.
9722 (extract_range_from_binary_expr): Handle
9723 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9725 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9726 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9727 POINTER_PLUS_EXPR as PLUS_EXPR.
9728 (number_of_iterations_lt_to_ne):
9729 For pointer types, use sizetype when
9730 creating MINUS_EXPR/PLUS_EXPRs.
9731 (assert_loop_rolls_lt): For pointer types, use sizetype when
9732 creating MINUS_EXPR/PLUS_EXPRs.
9733 (number_of_iterations_le): Likewise.
9734 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9735 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9736 like PLUS_EXPR and MINUS_EXPR.
9737 * tree-pretty-print.c (dump_generic_node): Handle
9739 (op_prio): Likewise.
9740 (op_symbol_1): Likewise.
9741 * optabs.c (optab_for_tree_code): Likewise.
9742 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9744 * tree-tailcall.c (process_assignment): Mention
9745 POINTER_PLUS_EXPR in a TODO comment.
9746 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9747 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9748 not used with a pointer and an integer type.
9749 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9750 increment using chrec_convert_rhs instead of chrec_convert.
9751 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9752 PLUS_EXPR except for the right hand side's type will be
9754 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9755 (fold_used_pointer_cast): Kill.
9756 (pointer_offset_p): Kill.
9757 (fold_used_pointer): Kill.
9758 (pointer_used_p): Kill.
9759 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9760 call fold_used_pointer.
9761 (instantiate_parameters_1): Convert the increment
9762 using chrec_convert_rhs instead of chrec_convert.
9763 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9764 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9765 instead of PLUS_EXPR.
9766 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9767 PLUS_EXPR for pointers.
9768 (std_gimplify_va_arg_expr): Likewise.
9769 (fold_builtin_memory_op): Likewise.
9770 (fold_builtin_strstr): Likewise.
9771 (fold_builtin_strchr): Likewise.
9772 (fold_builtin_strrchr): Likewise.
9773 (fold_builtin_strpbrk): Likewise.
9774 (expand_builtin_memory_chk): Likewise.
9775 (fold_builtin_memory_chk): Likewise.
9776 (std_expand_builtin_va_start): Use
9777 sizetype for the call to make_tree and then convert
9778 to the pointer type.
9779 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9780 instead of PLUS_EXPR for adding to a pointer.
9781 (std_gimplify_va_arg_expr): Use fold_build2 for
9782 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9783 the operands to sizetype first and then cast the BIT_AND_EXPR
9784 back to the pointer type.
9785 * fold-const.c (build_range_check): Handle pointer types
9787 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9788 of PLUS_EXPR's. Make sure the offset is converted to
9790 (try_move_mult_to_index): Strip the NOPs from the offset.
9791 Remove code argument and replace all uses with PLUS_EXPR.
9792 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9793 specially. Don't use a pointer type for MINUS_EXPR.
9794 (fold_unary): Handle for (T1)(X op Y),
9795 only p+ as that is the only as that can be handled for
9796 binary operators now.
9797 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9799 <case PLUS_EXPR>: Add folding of PTR+INT into
9801 Don't call try_move_mult_to_index.
9802 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9803 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9804 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9805 Don't call try_move_mult_to_index.
9806 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9807 (tree_expr_nonzero_p): Likewise.
9808 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9809 of PLUS_EXPR for the complex expression folding.
9810 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9811 first chrec is a pointer type, then the second should
9812 be sizetype and not the first's type.
9813 For POINTER_PLUS_EXPR, use a different right hand side type.
9814 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9815 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9816 different right hand side type.
9817 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9818 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9819 instead of PLUS_EXPR.
9820 When either operand is zero, convert the other operand.
9821 (chrec_apply): Use chrec_convert_rhs
9822 on the argument x instead of chrec_convert.
9823 (reset_evolution_in_loop): For pointer types, the new_evol
9825 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9826 different right hand side type.
9827 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9828 (chrec_convert_rhs): New function.
9829 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9830 different right hand side type.
9831 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9832 * tree-chrec.h (chrec_convert_rhs): New prototype.
9833 (build_polynomial_chrec): For pointer types, the right hand
9834 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9835 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9836 Remove subtraction case as it is always addition now.
9837 Make sure the offset is converted to sizetype.
9838 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9839 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9840 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9841 PLUS_EXPR in pointer type.
9842 Handle POINTER_PLUS_EXPR.
9843 (tree_to_aff_combination): Likewise.
9844 (force_expr_to_var_cost): Likewise.
9845 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9846 instead of PLUS_EXPR for pointers.
9847 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9848 instead of PLUS_EXPR of pointer types.
9849 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9851 (check_va_list_escapes): Likewise.
9852 (check_all_va_list_escapes): Likewise.
9853 * dwarf2out.c (loc_descriptor_from_tree_1):
9854 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9855 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9856 (string_constant): Likewise.
9857 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9858 the offset to the base, use POINTER_PLUS_EXPR.
9859 (add_to_parts): Convert the index to sizetype.
9860 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9861 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9862 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9863 Offset only holds something for PLUS_EXPR.
9864 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9866 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9868 (analyze_accesses_for_modify_stmt): Likewise.
9869 Remove comment about the type being integral type as it is
9871 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9873 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9875 Correct the type which the artimentic is done in (is now
9878 * tree-data-ref.c (split_constant_offset): Handle
9880 * tree-affine.c (tree_to_aff_combination): Likewise.
9881 * c-typeck.c (build_unary_op): For pointers create the increment
9882 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9884 * gimplify.c (gimplify_self_mod_expr): Create a
9885 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9886 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9887 * tree.def (POINTER_PLUS_EXPR): New tree code.
9888 * tree-predcom.c (ref_at_iteration): If we have a pointer
9889 type do the multiplication in sizetype.
9890 * tree-mudflap.c (mf_xform_derefs_1): Create a
9891 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9892 * tree-ssa-forwprop.c
9893 (forward_propagate_addr_into_variable_array_index):
9894 Don't expect there to be a cast for the index as that
9895 does not exist anymore.
9896 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9897 instead of PLUS_EXPR.
9898 Don't check for the first operand of the POINTER_PLUS_EXPR
9899 was the index as it cannot be.
9900 Call forward_propagate_addr_into_variable_array_index with
9901 the SSA_NAME instead of the statement.
9902 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9903 (compare_constant): Likewise.
9904 (copy_constant): Likewise.
9905 (compute_reloc_for_constant): Likewise.
9906 (output_addressed_constants): Likewise.
9907 (initializer_constant_valid_p): Likewise.
9908 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9909 Convert the MIN/MAX of the inner type to the outer
9910 type before comparing them.
9911 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9912 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9913 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9914 of PLUS_EXPR for pointers.
9915 * tree-inline.c (estimate_num_insns_1): Handle
9917 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9918 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9919 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9920 instead of PLUS_EXPR for the pointer increment statement.
9921 (vect_update_ivs_after_vectorizer): For pointer types, create
9922 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9923 MULT_EXPR in sizetype.
9924 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9926 * tree-object-size.c (plus_expr_object_size): Handle
9927 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9928 code which is trying to figure out which side is a pointer and
9930 (check_for_plus_in_loops_1): Likewise.
9931 (check_for_plus_in_loops): Likewise.
9932 * c-common.c (pointer_int_sum): Create a
9933 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9934 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9935 only POINTER_PLUS_EXPR. Removing all the extra
9936 code which is trying to figure out which side is a pointer and
9938 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9939 PLUS_EXPR and MINUS_EXPR.
9940 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9942 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9943 with make_tree, instead of a pointer type.
9944 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9945 for pointers instead of PLUS_EXPR.
9946 (s390_gimplify_va_arg): Likewise.
9947 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9948 instead of PLUS_EXPR when doing addition on pointer
9949 types. Use sizetype for the second operand.
9950 (spu_gimplify_va_arg_expr): Likewise.
9951 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9952 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9953 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9954 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9955 for the pointer addition and also use size_int/sizetype
9957 (ix86_gimplify_va_arg): Likewise.
9958 Perform BIT_AND_EXPR on sizetype arguments.
9959 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9960 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9961 for the pointer additions and also use size_int for the offsets.
9962 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9963 additions and also use size_int for the offsets. Perform
9964 BIT_AND_EXPR on sizetype arguments.
9965 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9966 POINTER_PLUS_EXPR for pointers and create the
9967 BIT_AND_EXPR in sizetype.
9968 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9969 instead of PLUS_EXPR for pointer addition.
9970 (rs6000_va_start): Likewise.
9971 Also use sizetype for the offset.
9972 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9973 as PLUS_EXPR/MINUS_EXPR.
9974 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9975 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9976 Don't use BIT_AND_EXPR on a pointer type, convert the
9977 expression to sizetype first.
9978 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9980 (mips_gimplify_va_arg_expr): Likewise.
9981 Don't create BIT_AND_EXPR in a pointer type.
9983 2007-06-15 Eric Christopher <echristo@apple.com>
9985 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9986 (x86_64-*-darwin*): Ditto.
9987 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9990 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9992 * doc/extend.texi: Document behavior of __attribute__((aligned))
9995 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9997 * rtlanal.c (note_stores): Improve documentation.
9999 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10001 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10002 LOCAL_LABEL_PREFIX): Delete.
10003 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10004 (bfin_internal_label): Delete.
10006 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10008 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10009 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10010 otherwise define to LIBGCC2_TF_CEXT.
10011 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10012 (LIBGCC_TF_CEXT): Ditto.
10015 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10017 PR rtl-optimization/32339
10018 * df-scan.c (df_uses_record): Don't modify flags but just add to
10019 it for df_ref_record.
10021 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10023 * tree-mudflap.c: Fix whitespace issues.
10025 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10027 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10029 2007-06-14 Eric Christopher <echristo@apple.com>
10031 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10032 (movv4sf): Use gcc_unreachable instead of abort.
10034 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10037 * config/i386/sfp-machine.h (CMPtype): New define.
10038 (mach stubs): Use CMPtype instead of int as a return type.
10040 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10042 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10043 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10044 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10045 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10046 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10047 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10048 config/soft-fp/soft-fp.h: Update from glibc CVS.
10050 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10052 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10054 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10057 * config/v850/v850.c: Include dataflow header file.
10058 (substitute_ep_register): Fix typo.
10060 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10062 * configure.ac: Fix earlier checkin.
10063 * configure: Regenerated.
10065 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10067 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10068 * aclocal.m4: Regenerate.
10069 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10070 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10071 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10072 * configure: Regenerate.
10073 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10075 * Makefile.in (quickstrap): Build libgcc too.
10077 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10079 * configure.ac: Add --enable-checking=df. Explicitly mention that
10080 the variables are initialized as for "release".
10081 * df-core.c: Use it.
10082 * configure: Regenerate.
10083 * config.in: Regenerate.
10085 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10087 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10088 validate_replace_rtx instead of replace_rtx.
10089 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10091 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10093 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10094 (DWARF2_UNWIND_INFO): Override default if configured with
10096 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10097 (ENDFILE_SPEC): Add crtend.o.
10098 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10099 (ENDFILE_SPEC): Add crtend.o.
10100 (TARGET_USE_JCR_SECTION): Define.
10101 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10103 * config/i386/cygming-crtbegin.c: New file.
10104 * config/i386/cygming-crtend.c: New file.
10106 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10108 * config/i386/w32-unwind.h: New file.
10110 2007-06-13 Eric Christopher <echristo@apple.com>
10112 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10113 the user set a value below STACK_BOUNDARY.
10115 2007-06-13 Thiemo Seufer <ths@networkno.de>
10117 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10118 imply -lpthread for -pthread.
10120 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10122 * basic-block.h: Remove the prototype for
10123 free_basic_block_vars.
10124 * cfglayout.h: Remove the prototype for
10125 insn_locators_initialize.
10126 * tree.h: Remove the prototype for emit_line_note.
10128 * tree-ssa-pre.c (mergephitemp): Remove.
10129 (init_pre): Don't use mergephitemp.
10131 2007-06-13 Eric Christopher <echristo@apple.com>
10133 * config/i386/i386.c (override_options): If we've specified
10134 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10136 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10138 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10141 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10143 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10144 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10145 (eh_store_handler): New pattern.
10146 (eh_return): Emit it instead of a plain move.
10148 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10150 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10151 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10152 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10155 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10157 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10158 (find_next_insn_start, find_load): New functions.
10159 (bfin_reorg): Use them to deal with the fact that parallel insns are
10160 no longer represented as a SEQUENCE.
10162 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10164 * config/sparc/sparc.c (sparc_override_options): Initialize
10165 fpu mask correctly.
10167 2007-06-13 Dave Korn <dave.korn@artimi.com>
10169 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10172 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10174 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10175 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10176 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10177 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10178 tree-vect-transform.c: Fix comment typos. Follow spelling
10181 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10183 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10184 to the exit block use set.
10185 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10186 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10187 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10189 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10191 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10192 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10193 to indicate an error.
10194 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10196 (dbg_cnt_process_opt): Print an error on a bad argument.
10197 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10198 * common.opt (-fdbg-cnt-list): New.
10199 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10201 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10203 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10204 flag on ref-all pointers.
10206 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10208 PR middle-end/31579
10209 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10210 for the offset with the modifier as EXPAND_INITIALIZER
10211 if the modifier is EXPAND_INITIALIZER.
10212 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10213 a register if we had an overflow.
10215 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10217 * real.c (real_isfinite): New.
10218 (real_sqrt): Use it.
10219 * real.h (real_isfinite): New.
10220 * builtins.c: Use it.
10222 2007-06-12 Ian Lance Taylor <iant@google.com>
10223 Daniel Berlin <dberlin@dberlin.org>
10226 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10227 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10228 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10229 (DECL_NO_TBAA_P): Define.
10230 (struct tree_decl_common): Add no_tbaa_flag field.
10231 * tree-ssa-structalias.c (struct variable_info): Add
10232 no_tbaa_pruning field.
10233 (new_var_info): Initialize no_tbaa_pruning field.
10234 (unify_nodes): Copy no_tbaa_pruning field.
10235 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10236 (dump_solution_for_var): Print no_tbaa_pruning flag.
10237 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10239 (compute_tbaa_pruning): New static function.
10240 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10241 Call compute_tbaa_pruning.
10242 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10243 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10244 * gimple-low.c (lower_stmt): Likewise.
10245 * tree-gimple.c (is_gimple_stmt): Likewise.
10246 * tree-ssa-operands.c (get_expr_operands): Likewise.
10247 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10248 * tree-inline.c (estimate_num_insns_1): Likewise.
10249 (copy_result_decl_to_var): Likewise.
10250 * expr.c (expand_expr_real_1): Likewise.
10251 * tree-pretty-print.c (dump_generic_node): Likewise.
10252 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10253 * omp-low.c (omp_copy_decl_2): Likewise.
10254 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10255 * doc/c-tree.texi (Expression trees): Document
10256 CHANGE_DYNAMIC_TYPE_EXPR.
10258 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10260 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10261 with !HONOR_NANS and !HONOR_INFINITIES.
10262 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10264 2007-06-12 Tristan Gingold <gingold@adacore.com>
10266 * gcov.c: Comments updated.
10267 (source_info): Add file_time field.
10268 (source_index): New variable.
10269 (mutiple_files): New variable.
10270 (generate_results): New function extracted from process_file.
10271 (process_file): Save and restore chain of functions, generate
10272 results and free structures only if not merging results.
10273 (release_structures): File names are now freed in create_file_names
10274 (create_file_names): Free previous file names.
10275 (find_source): File date is now read here and modifications in
10276 source files is checked here.
10277 (read_graph_file): Only reverse order of functions for the current
10279 (make_gcov_file_name): Do not generate long names if input_name is
10281 (output_lines): If merging results do not display graph, data and
10283 Checking source file modification is done in find_source.
10285 * doc/gcov.texi: Append an s to sourcefile.
10287 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10289 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10290 (forced_nop): New pattern.
10291 * config/bfin/bfin.c: Include "df.h".
10292 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10293 (bfin_discover_loop): Use df_get_live_in instead of
10294 global_live_at_start.
10295 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10296 df_analyze when done.
10297 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10298 the insns. Use QImode for the final insn in a bundle. Call
10299 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10301 (reorder_var_tracking_notes): New function.
10302 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10303 update_life_info. Call df_analyze after scheduling and bundle
10304 generation. Call reorder_var_tracking_notes if generating these
10305 notes. Call df_finish_pass at the end.
10307 2007-06-12 Dirk Mueller <dmueller@suse.de>
10309 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10310 a comparison, not an assignment.
10312 2007-06-12 Olivier Hainque <hainque@adacore.com>
10314 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10315 Request walking the subtrees only, leaving the current is_lhs/val_only
10317 (convert_non_local_reference): Likewise.
10319 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10321 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10323 2007-06-12 Richard Guenther <rguenther@suse.de>
10325 PR tree-optimization/15353
10326 PR tree-optimization/31657
10327 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10328 * timevar.def: Add TV_TREE_IFCOMBINE.
10329 * tree-pass.h (pass_tree_ifcombine): Declare.
10330 * tree-ssa-ifcombine.c: New file.
10331 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10332 * tree-flow.h (blocks_in_phiopt_order): Declare.
10333 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10334 (tree-ssa-ifcombine.o): New dependencies.
10336 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10338 PR rtl-optimization/32293
10339 * combine.c (simplify_if_then_else): Truncate return from
10340 nonzero_bits() to correct mode.
10342 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10344 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10345 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10347 2007-06-11 Diego Novillo <dnovillo@google.com>
10349 * Makefile.in (reload1.o-warn): Remove.
10351 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10353 * combine.c (subst): Use reg_overlap_mentioned_p
10354 instead of comparing register numbers directly.
10356 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10358 * reload1.c (mark_home_live_1): Use the mode parameter.
10360 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10362 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10363 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10365 * df-core.c: Ditto.
10367 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10369 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10371 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10373 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10374 from integer registers.
10375 (FP mode splitters): Handle TFmode.
10377 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10379 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10380 for ref-all pointers that point-to anything.
10382 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10384 * config/arm/arm.c (arm_output_dwarf_dtprel,
10385 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10387 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10389 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10390 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10393 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10395 * tree.c (signed_or_unsigned_type_for): New.
10396 (unsigned_type_for): Use signed_or_unsigned_type_for.
10397 (signed_type_for): Use signed_or_unsigned_type_for.
10398 * tree.h (signed_or_unsigned_type_for): New.
10399 (get_signed_or_unsigned_type): Remove.
10400 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10401 lang_hooks.types.signed_type
10402 (size_diffop): Likewise.
10403 (all_ones_mask_p): Likewise.
10404 (build_range_check): Likewise.
10405 (fold_cond_expr_with_comparison): Likewise.
10406 (fold_cond_expr_with_comparison): Likewise.
10407 (unextend): Likewise.
10408 (extract_muldiv_1): Likewise.
10409 (fold_single_bit_test_into_sign_test): Likewise.
10410 (fold_binary): Likewise.
10411 (fold_ternary): Likewise.
10412 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10413 instead of get_signed_or_unsigned_type.
10414 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10415 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10416 * expr.c (signed_or_unsigned_type_for): Use
10417 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10418 * langhooks.c (get_signed_or_unsigned_type): Remove.
10419 (lhd_signed_or_unsigned_type): Remove.
10420 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10421 signed_or_unsigned_type.
10422 (lhd_signed_or_unsigned_type): Remove.
10423 * expmed.c (make_tree): Use signed_type_for instead of
10424 lang_hooks.types.signed_type.
10425 * c-common.c (same_scalar_type_ignoring_signedness): Use
10426 c_common_signed_type instead of lang_hooks.types.signed_type.
10427 (c_common_unsigned_type): New.
10428 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10429 (shorten_compare): Use c_common_unsigned_type instead of
10430 c_common_signed_or_unsigned_type.
10431 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10433 * convert.c (convert_to_integer): Use signed_type_for instead of
10434 lang_hooks.types.signed_type.
10435 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10436 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10437 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10438 * c-format.c (check_format_types): Use c_common_unsigned_type
10439 instead of unsigned_type_for.
10440 * c-decl.c (groakdeclarator): Likewise.
10441 * c-typeck.c (convert_for_assignment): Likewise.
10442 * c-common.h (c_common_unsigned_type): New.
10444 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10447 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10448 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10450 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10452 PR middle-end/32279
10453 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10454 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10456 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10457 Sebastian Pop <sebpop@gmail.com>
10459 * lambda-code.c (remove_iv): New.
10460 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10462 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10464 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10465 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10466 * tree-ssa-loop-prefetch.c: Include optabs.h.
10467 (FENCE_FOLLOWING_MOVNT): New macro.
10468 (struct mem_ref): Add independent_p and storent_p fields.
10469 (record_ref): Initalize the new fields.
10470 (gather_memory_references_ref): Return true if the reference
10472 (gather_memory_references): Check whether all memory accesses
10473 in loop were recorded.
10474 (should_issue_prefetch_p): Return false for nontemporal stores.
10475 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10476 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10477 (determine_loop_nest_reuse): Detect independent memory references.
10478 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10479 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10480 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10481 * config/i386/i386.h (x86_mfence): Declare.
10482 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10483 * config/i386/i386.c (x86_mfence): New variable.
10484 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10486 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10487 * optabs.c (init_optabs): Initialize storent_optab.
10488 * optabs.h (enum optab_index): Add OTI_storent.
10489 (storent_optab): Declare.
10490 * genopinit.c (optabs): Add initialization for storent_optab.
10491 * tree.h (MOVE_NONTEMPORAL): New macro.
10492 * expr.c (expand_assignment, store_expr, store_constructor_field,
10493 store_constructor, store_field, expand_expr_real_1): Propagate
10494 nontemporality of the expanded store.
10495 (emit_storent_insn): New function.
10496 * expr.h (expand_assignment, store_expr): Declaration changed.
10497 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10498 to expand_assignment.
10499 * stmt.c (expand_asm_expr): Ditto.
10500 * calls.c (initialize_argument_information): Pass false as
10501 nontemporality to store_expr.
10502 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10505 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10507 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10509 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10511 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10513 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10514 and allow DECL_P here.
10516 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10518 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10519 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10520 track of the size of the expression.
10521 * cfghooks.c (merge_blocks): Remove block from loops structure only
10522 after call of the merge_blocks hook.
10524 2007-06-09 Tom Tromey <tromey@redhat.com>
10526 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10527 (deprecated_state): Removed.
10528 (start_decl): Update.
10529 (enum deprecated_states): Moved earlier.
10530 (groktypename): Update.
10531 (push_parm_decl): Likewise.
10532 (grokfield): Likewise.
10533 (start_function): Likewise.
10535 2007-06-09 Ian Lance Taylor <iant@google.com>
10537 PR tree-optimization/32169
10538 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10539 CONVERT_EXPR, check whether min and max both converted to an
10540 overflow infinity representation.
10542 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10544 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10545 not inserted on the edge.
10547 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10549 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10550 instructions if they are supported.
10551 (__divsi3, __umodsi3, __modsi3): Likewise.
10552 (__ashldi3, __ashrdi3, __lshrdi3): New.
10553 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10555 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10556 Tony Linthicum <tony.linthicum@amd.com>
10558 * doc/invoke.texi: Add fvect-cost-model flag.
10559 * common.opt (fvect-cost-model): New flag.
10560 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10561 cost fields in stmt_vec_info struct for STMT.
10562 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10563 fields in stmt_vec_info struct and access functions for the same.
10564 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10565 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10566 load, store and vector to scalar operation.
10567 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10568 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10569 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10570 (TARG_VEC_STORE_COST): Define cost of vector store.
10571 (vect_estimate_min_profitable_iters): Define new function.
10572 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10573 check to evaluate if loop iterations are less than minimum profitable
10574 iterations determined by cost model or minimum vect loop bound defined
10575 by user, whichever is more conservative.
10576 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10577 run-time check to evaluate if loop iterations are less than minimum
10578 profitable iterations determined by cost model or minimum vect loop
10579 bound defined by user, whichever is more conservative.
10580 (vect_estimate_min_profitable_iterations): New function to estimate
10581 mimimimum iterartions required for vector version of loop to be
10582 profitable over scalar version.
10583 (vect_model_reduction_cost): New function.
10584 (vect_model_induction_cost): New function.
10585 (vect_model_simple_cost): New function.
10586 (vect_cost_strided_group_size): New function.
10587 (vect_model_store_cost): New function.
10588 (vect_model_load_cost): New function.
10589 (vectorizable_reduction): Call vect_model_reduction_cost during
10591 (vectorizable_induction): Call vect_model_induction_cost during
10593 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10594 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10595 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10596 vectorizable_promotion, vectorizable_demotion): Call
10597 vect_model_simple_cost during analysis phase.
10599 2007-06-08 Simon Baldwin <simonb@google.com>
10601 * reg-stack.c (get_true_reg): Readability change. Moved default case
10602 label into direct switch statement scope.
10604 2007-06-08 Simon Baldwin <simonb@google.com>
10606 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10607 in gcc_assert() with '==' comparison.
10609 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10611 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10612 TARGET_ABM handling of x86_popcnt variable.
10614 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10616 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10617 __builtin_copysignq and __builtin_infq built-in functions.
10619 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10621 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10622 SSE4.2 section. Correct built-in function names in SSE4A section.
10624 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10626 PR tree-optimization/32243
10627 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10628 for ncopies after ratio check between nunits_out and nunits_in.
10629 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10631 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10633 PR tree-optimization/32224
10634 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10635 vectorization upon a non GIMPLE_MODIFY_STMT.
10637 2007-06-08 Christian Bruel <christian.bruel@st.com>
10640 * config/sh/sh.md (doloop_end): New pattern and splitter.
10641 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10643 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10645 PR middle-end/32209
10646 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10648 (verify_dominators): Do not change dominance tree.
10650 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10652 * config/sh/constraints.md: New file.
10653 * config/sh/sh.c: Include tm-constrs.h.
10654 (reg_class_from_letter): Remove.
10655 (prepare_cbranch_operands): Use satisfies_constraint_*
10656 function instead of macro.
10657 (andcosts, broken_move, sh_secondary_reload): Likewise.
10658 * config/sh/predicates.md (trapping_target_operand): Likewise.
10659 (and_operand, arith_operand, arith_reg_or_0_operand,
10660 cmp_operand, logical_operand, target_operand,
10661 ua_address_operand, ua_offset, xor_operand): Likewise.
10662 * config/sh/sh.md: Include constraints.md.
10663 (*movsicc_t_false): Use satisfies_constraint_* function
10665 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10666 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10667 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10668 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10669 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10670 (REG_CLASS_FROM_CONSTRAINT): Remove.
10671 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10672 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10673 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10674 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10675 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10676 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10677 function instead of macro.
10678 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10679 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10680 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10681 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10682 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10683 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10684 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10685 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10686 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10687 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10688 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10689 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10690 EXTRA_CONSTRAINT_STR): Likewise.
10691 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10693 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10695 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10697 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10700 * c-common.h (flag_cpp0x): Replaced by...
10701 (cxx_dialect): ... this new variable specifying the C++ dialect that
10703 * c-common.c (flag_cpp0x): Removed.
10704 (cxx_dialect): Defined.
10705 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10707 * c-opts.c (c_common_post_options): Likewise.
10708 (set_std_cxx98): Set cxx_dialect to cxx98.
10709 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10711 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10712 Hui-May Chang <hm.chang@apple.com>
10714 * doc/invoke.texi (Darwin Options): Update documentation for
10715 -mmacosx-version-min.
10716 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10717 * config/darwin-driver.c: New file.
10718 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10719 * config/t-darwin (darwin-driver.o): New rule.
10721 * config/darwin-c.c (version_as_macro): Ignore low digit.
10723 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10725 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10726 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10727 (CSGNMODE): New mode macro.
10728 (CSGNVMODE): New mode attribute.
10729 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10730 expander using CSGNMODE mode macro. Handle TFmode.
10731 (copysign<mode>3_const): Rename from copysignsf3_const and
10732 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10734 (copysign<mode>3_var): Rename from copysignsf3_var and
10735 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10737 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10738 mode macro. Handle TFmode.
10739 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10740 (iortf3, *iortf3): Ditto.
10741 (xortf3, *xortf3): Ditto.
10742 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10743 TFmode and TImode masks.
10744 (ix86_expand_copysign): Expand TFmode copysign insn.
10745 (IX86_BUILTIN_INFQ): New.
10746 (IX86_BUILTIN_FABSQ): Ditto.
10747 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10748 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10749 [__builtin_fabsq]: Ditto.
10750 [__builtin_copysignq]: Ditto.
10751 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10752 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10753 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10754 ix86_expand_binop_builtin().
10756 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10758 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10760 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10763 * rtl.h (push_to_sequence2): New.
10764 * emit-rtl.c (push_to_sequence2): New.
10765 * function.c (assign_parm_data_all): Add new fields.
10766 (assign_parm_setup_block): Call push_to_sequence2 instead of
10768 (assign_parm_setup_reg): Ditto.
10769 (assign_parm_setup_stack): Ditto.
10770 (assign_parms_unsplit_complex): Ditto.
10771 (assign_parms): Change field name.
10773 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10775 PR tree-optimization/32220
10776 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10777 phi node is reached before defining statement.
10779 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10782 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10783 after changing the right hand side of the assignment.
10785 2007-06-06 Eric Christopher <echristo@apple.com>
10787 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10788 (x86_64-*-darwin*): Ditto.
10789 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10790 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10792 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10794 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10795 coding conventions.
10796 (add_key): Likewise.
10797 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10798 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10800 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10802 (add_cost_one_coalesce): Likewise.
10803 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10804 variable names. Rename orig to orig_name for consistency.
10805 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10806 coding conventions.
10807 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10809 (record_equivalences_from_stmt): Likewise.
10810 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10811 the coding conventions.
10812 (memory_ssa_name_same): Likewise.
10813 (dse_optimize_stmt): Likewise.
10814 (dse_record_phis): Likewise.
10815 (dse_finalize_block): Likewise.
10816 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10817 keywords as variable names.
10818 (may_move_till): Cast according to the coding conventions.
10819 (force_move_till_expr): Avoid using C++ keywords as variable names.
10820 (force_move_till): Cast according to the coding conventions.
10821 (memref_hash): Likewise.
10822 (memref_eq): Likewise.
10823 (gather_mem_refs_stmt): Likewise.
10824 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10825 using C++ keywords as variable names.
10826 (idx_find_step): Cast according to the coding conventions.
10827 (idx_record_use): Likewise.
10828 (find_depends): Likewise.
10829 (prepare_decl_rtl): Likewise.
10830 (mbc_entry_hash): Likewise.
10831 (mbc_entry_eq): Likewise.
10832 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10833 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10834 (idx_infer_loop_bounds): Cast according to the coding conventions.
10835 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10836 * tree-ssa-math-opts.c (occ_new ): Likwise.
10837 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10839 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10841 (add_use_op): Likewise.
10842 (add_vop): Likewise.
10843 (add_vuse_op): Likewise.
10844 (add_vdef_op): Likewise.
10845 (get_expr_operands): Likewise.
10846 (push_stmt_changes): Use type safe memory macros.
10847 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10848 keywords as variable names.
10849 (conditional_replacement): Likewise.
10850 (minmax_replacement): Likewise.
10851 (abs_replacement): Likewise.
10852 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10853 coding conventions.
10854 (insert_fake_stores): Avoid using C++ keywords as variable names.
10855 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10857 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10858 (heapvar_insert): Use type safe memory macros.
10859 (new_var_info): Cast according to the coding conventions.
10860 (new_constraint): Likewise.
10861 (remove_preds_and_fake_succs): Use type safe memory macros.
10862 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10864 (thread_single_edge): Likewise.
10865 (thread_through_loop_header): Likewise.
10867 2007-06-06 Eric Christopher <echristo@apple.com>
10869 * config/i386/i386.c (override_options): Move handling
10870 of TARGET_SUBTARGET* earlier.
10872 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10874 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10877 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10879 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10880 emited outside of basic block.
10881 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10882 the created blocks.
10883 * rtl.h (delete_insn_chain): Declaration changed.
10884 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10886 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10887 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10888 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10889 to delete_insn_chain.
10890 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10891 do not have bb field set.
10892 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10894 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10895 * cfgcleanup.c (try_optimize_cfg): Ditto.
10897 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10899 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10900 (lambda_body_vector_new): Use type safe memory macros.
10901 (lambda_linear_expression_new): Likewise.
10902 (lambda_loopnest_new): Likewise.
10903 (lambda_lattice_new): Likewise.
10904 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10905 conventions. Use type safe memory macros.
10906 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10907 (lambda_body_vector_s): Likewise.
10908 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10909 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10911 2007-06-06 Richard Guenther <rguenther@suse.de>
10913 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10914 if we need to schedule cfg_cleanup.
10915 (tree_ssa_forward_propagate_single_use_vars): Do so.
10917 2007-06-06 Ian Lance Taylor <iant@google.com>
10919 * fold-const.c (merge_ranges): If range_successor or
10920 range_predecessor fail, just return 0.
10922 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10924 PR tree-optimization/32216
10925 * tree-vectorizer.c (supportable_widening_operation): Determine
10926 signedness of FIX_TRUNC_EXPR from output operand.
10927 (supportable_narrowing_operation): Ditto.
10928 * tree-vect-generic.c (expand_vector_operations_1): Determine
10929 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10930 from input operand.
10932 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10934 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10935 (struct pta): ...from here. Change flags to unsigned to avoid
10936 excessive casting (as it is used as a bit mask).
10937 (override_options): Add casts according to the coding convenventions.
10938 (x86_64_elf_unique_section): Likewise.
10939 (examine_argument): Avoid using C++ keywords as variable names.
10940 (construct_container): Likewise.
10941 (legitimize_pic_address): Likewise.
10942 (get_dllimport_decl): Cast according to the coding conventions. Use
10943 type safe memory macros.
10944 (legitimize_address): Cast according to the coding conventions.
10945 (emit_i387_cw_initialization): Corrected the type of slot to enum
10947 (ix86_init_machine_status): Use type safe memory macros.
10948 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10949 (bdesc_pcmpistr): Likewise.
10950 (bdesc_crc32): Likewise.
10951 (bdesc_sse_3arg): Likewise.
10952 (bdesc_2arg): Likewise.
10953 (bdesc_1arg): Likewise.
10954 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10955 (ix86_expand_sse_pcmpistr): Likewise.
10956 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10957 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10958 int to match the langhook definition.
10959 (ix86_builtin_conversion): Change the type of code to unsigned init to
10960 match the langhook definition.
10961 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10963 (ix86_preferred_output_reload_class): Likewise.
10964 (ix86_cannot_change_mode_class): Likewise.
10965 (ix86_memory_move_cost): Likewise.
10966 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10967 avoid excessive casting later on.
10968 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10970 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10972 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10973 as flags setting insn.
10974 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10976 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10978 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10979 (UNSPEC_ROUND): New.
10980 ("sse4_1_round<mode>2"): New insn pattern.
10981 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10983 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10984 expander using SSEMODEF mode macro. Expand using
10985 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10986 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10987 expander using SSEMODEF mode macro. Expand using
10988 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10989 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10990 expander using SSEMODEF mode macro. Expand using
10991 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10992 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10993 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10994 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10997 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10998 Sebastian Pop <sebpop@gmail.com>
11000 * lambda.h (build_linear_expr): New.
11001 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11002 Use build_linear_expr, call fold and force_gimple_operand.
11003 (lambda_loopnest_to_gcc_loopnest): Check that there is
11004 something to insert.
11005 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11007 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11009 PR preprocessor/23479
11010 * doc/extend.texi: Document the 0b-prefixed binary integer
11011 constant extension.
11013 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11015 PR tree-optimization/32215
11016 * tree-vectorizer.c (supportable_widening_operation): Return false
11017 for unsupported FIX_TRUNC_EXPR tree code.
11018 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11020 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11022 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11023 register on SPE targets. Change documentation to reflect
11025 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11026 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11027 out of the register allocation pool.
11028 (rs6000_reg_live_or_pic_offset_p): New function.
11029 (rs6000_emit_prologue): Move the actual saving of LR up to free
11030 r0 for holding r11. Split saving of SPE 64-bit registers into
11031 its own case. Ensure that offsets will always be in-range for
11032 'evstdd' by using r11 as a scratch register to point at the start
11033 of the SPE save area. Save r11 if necessary, as it is the static
11035 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11036 into its own case. Ensure that offsets will always be in-range
11037 for 'evldd' by using r11 as a scratch register to point at the
11038 start of the SPE save area. Also adjust r11 when restoring
11039 the stack pointer to compensate for pre-loading r11.
11041 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11043 * cfg.c (init_flow): Use type safe memory macros.
11044 (alloc_block): Likewise.
11045 (unchecked_make_edge): Likewise.
11046 (dump_flow_info): Avoid using C++ keywords as variable names.
11047 (copy_original_table_clear): Cast according to the coding conventions.
11048 (copy_original_table_set): Likewise.
11049 * cfgexpand (label_rtx_for_bb): Likewise.
11050 (expand_gimple_basic_block): Likewise.
11051 * cfghooks.c (dump_bb): Likewise.
11052 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11054 (lv_add_condition_to_bb): Likewise.
11055 * cfglayout (relink_block_chain): Cast according to the coding
11057 (fixup_reorder_chain): Likewise.
11058 (fixup_fallthru_exit_predecessor): Likewise.
11059 * cfgloop.c (glb_enum_p): Likewise.
11060 (get_exit_description): Likewise.
11061 (dump_recorded_exit): Likewise.
11062 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11063 (struct loop): ... from here.
11064 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11066 * cfgrtl.c (rtl_create_basic_block): Likewise.
11067 (rtl_split_block): Likewise.
11068 (rtl_dump_bb): Likewise.
11069 (cfg_layout_split_block): Likewise.
11070 (init_rtl_bb_info): Use typesafe memory macros.
11072 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11073 * graphds.h: Updated all usages of edge to graph_edge.
11074 * graphds.c: Likewise.
11075 * cfgloopanal.c: Likewise.
11077 2007-06-05 Ian Lance Taylor <iant@google.com>
11079 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11080 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11081 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11083 (test_for_singularity): Likewise.
11085 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11087 * config/i386/constraints.md ("Y2"): Replaced by ...
11089 * config/i386/i386.md: Likewise.
11090 * config/i386/mmx.md: Likewise.
11091 * config/i386/sse.md: Likewise.
11093 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11095 * config/i386/constraints.md ("z"): Replaced by ...
11097 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11098 (sse4_1_blendvps): Likewise.
11099 (sse4_1_pblendvb): Likewise.
11100 (sse4_2_pcmpestr): Likewise.
11101 (sse4_2_pcmpestrm): Likewise.
11102 (sse4_2_pcmpestr_cconly): Likewise.
11103 (sse4_2_pcmpistr): Likewise.
11104 (sse4_2_pcmpistrm): Likewise.
11105 (sse4_2_pcmpistr_cconly): Likewise.
11107 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11109 * matrix-reorg.c (transform_access_sites): Fix computation.
11110 (transform_allocation_sites): Same.
11112 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11114 * config/i386/i386.c (override_options): Use
11115 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11117 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11119 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11120 (nonimm_not_xmm0_operand): Ditto.
11121 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11122 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11123 as operand[2] predicate. Require "z" class XMM register for
11124 operand[3]. Adjust asm template.
11125 ("sse4_1_blendvpd"): Ditto.
11126 ("sse4_1_pblendvb"): Ditto.
11127 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11128 force op2 into xmm0 register for variable blend instructions.
11130 2007-06-04 Tom Tromey <tromey@redhat.com>
11132 * c-tree.h (start_enum): Update.
11133 (build_enumerator): Likewise.
11134 * c-decl.c (enum_next_value): Removed.
11135 (enum_overflow): Likewise.
11136 (start_enum): Add c_enum_contents argument. Don't use globals.
11137 (build_enumerator): Likewise.
11138 * c-tree.h (struct c_enum_contents): New struct.
11140 2007-06-04 Tom Tromey <tromey@redhat.com>
11142 * c-common.c (c_common_get_alias_set): Fix indentation.
11144 2007-06-04 Ian Lance Taylor <iant@google.com>
11146 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11147 to overflow, reduce overflow infinity to regular infinity.
11148 (vrp_var_may_overflow): New static function.
11149 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11151 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11153 * stor-layout.c (layout_type): Remove duplicate code.
11155 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11158 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11159 before build_common_builtin_nodes ().
11161 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11164 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11166 2007-06-04 Jan Hubicka <jh@suse.cz>
11168 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11169 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11170 instead of _stat version.
11172 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11174 PR tree-optimization/32194
11175 * tree-predcom.c (determine_offset): Check that both references have
11178 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11180 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11181 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11182 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11183 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11184 Add argument to iterate_fix_dominators call.
11185 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11186 * gcse.c (hoist_code): Change domby to vector.
11187 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11188 Add argument to iterate_fix_dominators call.
11189 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11190 recompute_dominator.
11191 * lambda-code.c (perfect_nestify): Ditto.
11192 * cfgloopanal.c: Include graphds.h.
11193 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11194 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11195 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11197 * graphds.c: New file.
11198 * graphds.h: New file.
11199 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11200 (get_dominated_by, get_dominated_by_region): Change return type to
11202 (verify_dominators): Recompute all dominators and compare the results.
11203 (recount_dominator): Renamed to ...
11204 (recompute_dominator): ... this. Do not check that the block is
11205 dominated by entry.
11206 (iterate_fix_dominators): Reimplemented.
11207 (prune_bbs_to_update_dominators, root_of_dom_tree,
11208 determine_dominators_for_sons): New functions.
11209 * et-forest.c (et_root): New function.
11210 * et-forest.h (et_root): Declare.
11211 * Makefile.in (graphds.o): Add.
11212 (cfgloopanal.o): Add graphds.h dependency.
11213 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11214 * basic-block.h (get_dominated_by, get_dominated_by_region,
11215 iterate_fix_dominators): Declaration changed.
11216 (recount_dominator): Renamed to ...
11217 (recompute_dominator): ... this.
11218 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11219 (thread_through_all_blocks): Do not free dominance info.
11221 2007-06-03 Andreas Schwab <schwab@suse.de>
11223 * config/m68k/m68k.c (override_options): Don't override
11225 * config/m68k/m68k-modes.def (SF, DF): Define to use
11226 motorola_single_format and motorola_double_format, resp.
11227 * real.c (motorola_single_format): Renamed from
11228 coldfire_single_format.
11229 (motorola_double_format): Renamed from coldfire_double_format.
11230 (encode_ieee_extended): Generate a proper canonical NaN image
11231 respecting canonical_nan_lsbs_set.
11232 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11234 * real.h: Adjust declarations.
11236 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11239 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11240 the symbol is generated with the stack protector.
11242 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11244 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11245 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11247 * doc/extend.texi (interrupt): Mention m68k.
11249 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11251 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11252 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11253 (ix86_expand_sse_pcmpestr): Do not check operands for
11254 "register_operand", when insn operand predicate is "register_operand".
11255 (ix86_expand_sse_pcmpistr): Ditto.
11257 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11258 Uros Bizjak <ubizjak@gmail.com>
11260 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11261 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11262 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11263 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11264 * config/i386/constraints.md ("z"): New register constraint
11265 for members of SSE_FIRST_REG class.
11266 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11267 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11268 SSE_FIRST_REG class.
11269 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11270 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11271 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11272 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11273 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11274 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11275 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11276 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11277 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11278 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11279 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11280 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11281 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11282 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11283 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11284 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11285 (struct builtin_description): Change "flag" field to unsigned.
11286 (bdesc_pcmpestr): New builtin description table.
11287 (bdesc_pcmpistr): Likewise.
11288 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11289 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11290 Initialize pcmp[ei]str[im] insns for SSE4.2.
11291 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11292 (ix86_expand_sse_pcmpistr): Likewise.
11293 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11294 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11295 (UNSPEC_PCMPISTR): Likewise.
11296 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11297 (sse4_2_pcmpestri):New isns pattern.
11298 (sse4_2_pcmpestrm): Likewise.
11299 (sse4_2_pcmpestr_cconly): Likewise.
11300 (sse4_2_pcmpistr): New insn patern and splitter.
11301 (sse4_2_pcmpistri):New isns pattern.
11302 (sse4_2_pcmpistrm): Likewise.
11303 (sse4_2_pcmpistr_cconly): Likewise.
11304 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11307 2007-06-01 David Daney <ddaney@avtrex.com>
11309 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11310 LOADGP_ABSOLUTE and not binds_local_p.
11312 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11314 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11316 2007-06-01 Ian Lance Taylor <iant@google.com>
11318 * tree-vrp.c (compare_name_with_value): Always set
11319 used_strict_overflow if we get a result from the variable itself.
11321 2007-06-01 Ian Lance Taylor <iant@google.com>
11323 PR rtl-optimization/31455
11324 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11325 subregs which have a cast between modes which are not tieable.
11327 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11329 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11330 breaks after return statements.
11332 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11334 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11335 only after no_new_pseudos.
11337 2007-05-31 Eric Christopher <echristo@apple.com>
11339 * expr.c (convert_move): Assert that we don't have a BLKmode
11341 (store_expr): Handle BLKmode moves by calling emit_block_move.
11343 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11345 * c-typeck.c (build_indirect_ref): Include type in error message.
11346 (build_binary_op): Pass types to binary_op_error.
11347 * c-common.c (binary_op_error): Take two type arguments, print out
11349 * c-common.h (binary_op_error): Update prototype.
11351 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11353 * config/i386/i386.c: Correct coments on -mno-sse4.
11355 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11357 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11358 (x86_64-*-*): Likewise.
11359 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11360 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11361 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11362 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11363 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11364 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11365 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11366 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11367 (OPTION_MASK_ISA_SSE4): Likewise.
11368 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11369 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11370 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11371 (override_options): Support SSE4.2.
11372 (ix86_build_const_vector): Support SImode and DImode.
11373 (ix86_build_signbit_mask): Likewise.
11374 (ix86_expand_int_vcond): Support V2DImode.
11375 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11376 (IX86_BUILTIN_CRC32HI): Likewise.
11377 (IX86_BUILTIN_CRC32SI): Likewise.
11378 (IX86_BUILTIN_CRC32DI): Likewise.
11379 (IX86_BUILTIN_PCMPGTQ): Likewise.
11380 (bdesc_crc32): Likewise.
11381 (bdesc_sse_3arg): Likewise.
11382 (ix86_expand_crc32): Likewise.
11383 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11384 (ix86_expand_builtin): Likewise.
11385 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11386 __SSE4_2__ for -msse4.2.
11387 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11388 (CRC32MODE): Likewise.
11389 (crc32modesuffix): Likewise.
11390 (crc32modeconstraint): Likewise.
11391 (sse4_2_crc32<mode>): Likewise.
11392 (sse4_2_crc32di): Likewise.
11393 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11395 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11396 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11397 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11398 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11399 (vcondu<mode>): Likewise.
11400 * doc/extend.texi: Document SSE4.2 built-in functions.
11401 * doc/invoke.texi: Document -msse4.2/-msse4.
11403 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11405 PR tree-optimization/32160
11406 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11407 variable as gimple reg.
11408 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11410 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11412 * gcc.c (main): Don't consider linker options when issuing the
11413 warning about a linker input file not being used.
11415 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11417 * tree-vrp.c (compare_names): Initialize sop.
11419 2007-05-30 Dirk Mueller <dmueller@suse.de>
11421 * cgraphunit.c (cgraph_analyze_function): Remove
11422 computation of inline parameters.
11424 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11426 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11428 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11430 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11431 Add vx-common.h. Include vxworks.h between vx-common.h and
11433 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11435 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11436 (TARGET_ASM_DESTRUCTOR): Likewise.
11437 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11438 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11439 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11440 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11441 (VXWORKS_ENDIAN_SPEC): Define.
11442 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11443 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11444 VXWORKS_* equivalents.
11445 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11446 (ASM_FILE_START): Delete.
11447 (TARGET_VERSION): Reformat.
11448 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11449 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11450 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11451 (FPBIT, DPBIT): Define.
11452 (fp-bit.c, dp-bit.c): New rules.
11453 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11454 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11455 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11456 * config/arm/arm.h: Include vxworks-dummy.h.
11457 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11458 Mark with ATTRIBUTE_UNUSED.
11459 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11460 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11461 make it incompatible with -msingle-pic-base.
11462 (arm_function_ok_for_sibcall): Return false for calls that might
11463 go through a VxWorks PIC PLT entry.
11464 (require_pic_register): New function, split out from...
11465 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11467 (arm_load_pic_register): Handle the VxWorks RTP initialization
11468 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11469 (arm_emit_call_insn): New function.
11470 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11471 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11472 (pic_offset_arm): New pattern.
11473 (call, call_value): Use arm_emit_call_insn.
11474 (call_internal, call_value_internal): New expanders.
11475 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11476 VxWorks unless __PIC__.
11478 2007-05-30 Eric Christopher <echristo@gmail.com>
11480 * genrecog.c: Include regs.h in generated file.
11481 * genemit.c: Ditto. Fix up formatting.
11482 * config/mn10300/constraints.md: New.
11483 * config/mn10300/mn10300.md: Include.
11484 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11485 Fix up for removed macro.
11486 * config/mn10300/predicates.md (call_address_operand): Ditto.
11487 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11488 (CONST_OK_FOR_I): Ditto.
11489 (CONST_OK_FOR_J): Ditto.
11490 (CONST_OK_FOR_K): Ditto.
11491 (CONST_OK_FOR_L): Ditto.
11492 (CONST_OK_FOR_M): Ditto.
11493 (CONST_OK_FOR_N): Ditto.
11494 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11498 (EXTRA_CONSTRAINT): Ditto.
11500 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11502 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11504 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11505 OPTION_MASK_ISA_64BIT.
11506 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11508 2007-05-30 Richard Guenther <rguenther@suse.de>
11510 PR middle-end/32152
11511 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11512 types for comparison.
11513 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11514 with original typed arguments.
11515 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11517 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11519 PR tree-optimization/31769
11520 * except.c (duplicate_eh_regions): Clear prev_try if
11521 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11523 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11525 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11526 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11527 bsi of the location where statements should be inserted.
11528 (sink_code_in_bb): Take bsi from statement_sink_location.
11529 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11530 instead of bsi_start.
11531 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11533 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11534 (bsi_move_before): Document inconsistency with bsi_move_after.
11535 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11537 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11539 * config/i386/i386.h (TARGET_ABM): New define.
11540 (TARGET_POPCNT): Ditto.
11541 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11542 New temporary defines to redefine from OPTION_ISA_* defines.
11543 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11544 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11545 (ix86_isa_flags): New extern int declaration.
11546 (TARGET_SUBTARGET_DEFAULT): New define.
11547 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11548 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11549 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11550 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11551 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11552 * config/i386/darwin.h: Change TARGET_64BIT define to
11555 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11556 using existing "ix86_isa_flags" varible.
11557 (m32, m64): Use existing "ix86_isa_flags" variable.
11558 (mmmx, m3dnow): Ditto.
11559 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11560 (mabm): Define as non-negative option using "x86_abm" variable.
11561 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11563 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11564 Rewrite feature test bitmap.
11565 (ix86_isa_flags): New initialized global int varible.
11566 (ix86_isa_flags_explicit): New static int variable.
11567 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11568 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11569 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11570 target_flags_explicit.
11571 (override_options): Remove "target_enable" and "target_disable" fields
11572 from "struct ptt". Update processor_target_table accordingly. Remove
11573 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11574 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11575 "target_flags" and "ix86_isa_flags_explicit" instead of
11576 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11577 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11578 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11579 to true when either of PTA_POPCNT or PTA_ABM is set in
11580 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11581 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11582 processor_alias_table flags entry. Remove handling of
11583 "target_enable" and "target_disable" fields of processor_target_table.
11584 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11585 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11586 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11587 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11588 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11590 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11592 2007-05-29 David Daney <ddaney@avtrex.com>
11595 * config/mips/mips.c (mips_output_mi_thunk): Emit
11596 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11598 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11599 * config/i386/i386.c (ix86_function_regparm): Added checking of
11600 ix86_force_align_arg_pointer to determine the number of
11601 register parameters.
11603 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11605 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11606 (SET_DR_MISALIGNMENT): New.
11607 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11608 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11609 Use SET_DR_MISALIGNMENT.
11610 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11612 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11613 find_loop_nest): Export.
11614 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11615 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11616 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11617 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11619 (struct mem_ref): Add field reuse_distance.
11620 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11621 Initialize reuse_distance field.
11622 (issue_prefetch_ref): Select temporality of prefetch according to
11624 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11625 self_reuse_distance, determine_loop_nest_reuse): New functions.
11626 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11627 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11628 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11631 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11633 * tree-ssa-alias.c: Add aliasing overview.
11635 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11636 Danny Smith <dannysmith@users.sourceforge.net>
11639 * config/i386/t-crtfm: Compile crtfastmath.o with
11640 -minline-all-stringops.
11641 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11642 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11644 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11646 * doc/md.texi: Document constraints on HP PA-RISC.
11648 * pa/constraints.md: New file.
11649 * pa.md: Include constraints.md.
11650 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11651 (integer_store_memory_operand, ldil_cint_p): New functions.
11652 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11653 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11654 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11655 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11656 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11658 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11661 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11662 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11663 case POSTDECREMENT_EXPR>): Return the error_mark_node
11664 if either the real or imaginary parts would an
11667 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11669 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11670 name when we remove it from a call.
11672 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11674 * targhooks.c (default_narrow_bitfield): Remove.
11675 * targhooks.h: Remove the prototype for
11676 default_narrow_bitfield.
11678 * langhooks-def.h: Remove the prototype for
11679 hook_get_alias_set_0.
11680 * langhooks.c (hook_get_alias_set_0): Remove.
11682 * global.c (EXECUTE_IF_CONFLICT): Remove.
11684 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11687 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11688 return true when truth_value_p is true and the type
11691 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11693 * doc/install.texi (Prerequisites): We no longer require Autoconf
11694 2.13 for the top-level.
11696 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11698 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11699 memory access via x86_expand_vector_move_misalign() only for
11700 TImode values on 32-bit targets.
11702 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11704 * matrix-reorg.c: New file. Implement matrix flattening and
11705 transposing optimization.
11706 * tree-pass.h: Add matrix reorg pass.
11707 * common.opt: Add fipa-mreorg flag.
11708 * Makefile.in: Add matrix-reorg.c.
11709 * passes.c: Add matrix reorg pass.
11710 * varpool.c (add_new_static_var): New function.
11711 * cgraph.h (add_new_static_var): Declare.
11713 2007-05-27 Eric Christopher <echristo@apple.com>
11715 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11716 sp_offset depending on stack size. Save r12 depending
11717 on registers we're saving later.
11718 (rs6000_emit_epilogue): Update sp_offset depending only
11721 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11723 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11724 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11725 * ifcvt.c (if_convert): Ditto.
11726 * tree-ssa-threadupdate.c (thread_block): Ditto.
11727 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11728 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11729 verify_loop_closed_ssa): Check number_of_loops instead of
11731 * predict.c (tree_estimate_probability): Ditto.
11732 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11733 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11734 * modulo-sched.c (sms_schedule): Ditto.
11735 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11736 (scev_finalize): Do not do anything if scev analysis was not
11738 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11739 current_loops == NULL.
11740 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11741 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11742 there are no loops.
11743 (loop_optimizer_finalize): Assert that loops were analyzed.
11744 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11745 rtl_doloop): Check number_of_loops instead of current_loops.
11746 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11747 current_loops == NULL.
11748 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11749 gate_tree_vectorize tree_linear_transform, check_data_deps,
11750 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11751 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11752 Check number_of_loops instead of current_loops.
11753 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11754 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11755 free loops if available.
11756 (execute_pre): Do not pass do_fre to fini_pre.
11758 2007-05-27 Tobias Burnus <burnus@net-b.de>
11760 PR middle-end/32083
11761 * real.c (mpfr_from_real): Fix sign of -Inf.
11763 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11765 * tree-vect-transform.c (vectorizable_conversion): Initialize
11766 tree_code variables to ERROR_MARK.
11767 (vectorizable_type_demotion): Likewise.
11768 (vectorizable_type_promotion): Likewise.
11770 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11773 * config/i386/i386.md (movti): Handle push operands via
11774 ix86_expand_push().
11776 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11778 * basic-block.h: Remove the prototype for merge_seq_blocks.
11779 * cfgcleanup.c (merge_seq_blocks): Remove.
11781 * tree-flow.h: Remove the prototype for is_aliased_with.
11782 * tree-ssa-alias.c (is_aliased_with): Remove.
11784 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11786 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11788 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11790 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11791 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11792 (vec_unpacks_hi_v16qi): Likewise.
11793 (vec_unpacku_lo_v16qi): Likewise.
11794 (vec_unpacks_lo_v16qi): Likewise.
11795 (vec_unpacku_hi_v8hi): Likewise.
11796 (vec_unpacks_hi_v8hi): Likewise.
11797 (vec_unpacku_lo_v8hi): Likewise.
11798 (vec_unpacks_lo_v8hi): Likewise.
11799 (vec_unpacku_hi_v4si): Likewise.
11800 (vec_unpacks_hi_v4si): Likewise.
11801 (vec_unpacku_lo_v4si): Likewise.
11802 (vec_unpacks_lo_v4si): Likewise.
11804 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11806 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11807 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11808 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11809 follow spelling conventions in various
11810 warning/error/diagnostic messages.
11812 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11813 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11814 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11815 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11816 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11817 * doc/tm.texi: Follow spelling conventions.
11819 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11822 * tree-ssa-forwprop.c
11823 (forward_propagate_addr_into_variable_array_index): Remove
11824 the lhs argument. Use the type of def_rhs instead of lhs.
11825 (forward_propagate_addr_expr_1): Update use of
11826 forward_propagate_addr_into_variable_array_index.
11828 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11829 Nigel Stephens <nigel@mips.com>
11831 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11832 function attributes, "far" being an alias for "long_call".
11833 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11834 (mips_near_type_p, mips_far_type_p): New.
11835 (mips_comp_type_attributes): New function to check that attributes
11836 attached to a function type are compatible.
11837 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11838 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11839 to the target function of the thunk.
11840 (mips_encode_section_info): Check for "near" and "far" function
11841 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11843 * config/mips/predicates.md (const_call_insn_operand): Test only
11844 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11846 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11849 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11850 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11851 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11852 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11854 2007-05-25 Eric Christopher <echristo@apple.com>
11856 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11857 to x86-darwin configurations.
11858 * config/i386/t-darwin: Add softfp support.
11859 * config/i386/t-darwin64: Ditto.
11860 * config/i386/sfp-machine.h: If mach then don't use
11861 aliasing, emit a stub to call.
11863 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11865 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11866 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11867 tree-predcom.c, tree-ssa-alias-warnings.c,
11868 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11869 comment typos. Follow spelling conventions.
11870 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11872 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11875 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11876 constants into memory. Expand unaligned memory references for
11877 SSE modes via x86_expand_vector_move_misalign() function.
11879 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11881 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11882 "memory" attribute for "sseishft" type insn without operands[2].
11884 2007-05-25 Dirk Mueller <dmueller@suse.de>
11885 Marcus Meissner <meissner@suse.de>
11887 * doc/extend.texi (alloc_size): New attribute.
11888 * c-common.c (handle_alloc_size_attribute): New.
11889 * tree-object-size.c (alloc_object_size): Use alloc_size
11890 attribute, if available.
11892 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11894 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11896 (__builtin_ia32_vec_ext_v2di): Likewise.
11897 (__builtin_ia32_vec_ext_v4si): Likewise.
11898 (__builtin_ia32_vec_ext_v8hi): Likewise.
11899 (__builtin_ia32_vec_ext_v16qi): Likewise.
11900 (__builtin_ia32_vec_set_v8hi): Likewise.
11902 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11904 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11906 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11908 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11909 (arm_is_longcall_p): Rename to...
11910 (arm_is_long_call_p): ...this. Take a single tree argument and
11912 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11913 (CUMULATIVE_ARGS): Remove call_cookie.
11914 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11915 (ENCODED_LONG_CALL_ATTR_P): Delete.
11916 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11917 LONG_CALL_FLAG_CHAR cases.
11918 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11919 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11920 ARM_DECLARE_FUNCTION_SIZE.
11921 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11922 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11923 (arm_encode_call_attribute, current_file_function_operand): Delete.
11924 (arm_function_in_section_p): New function.
11925 (arm_is_longcall_p): Rename to...
11926 (arm_is_long_call_p): ...this. Take the target function as a single
11927 argument and return a bool. Do not rely on call cookies. Check
11928 whether the target symbol is in the same section as the current
11929 function, not just the same compilation unit.
11930 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11931 (arm_encode_section_info): Don't encode a call type.
11932 * config/arm/arm.md (call, call_value): Update calls to
11933 arm_is_long(_)call_p. Simplify logic.
11934 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11935 Update calls to arm_is_long(_)call_p.
11937 2007-05-25 Richard Guenther <rguenther@suse.de>
11939 PR tree-optimization/31982
11940 * tree-ssa-forwprop.c
11941 (forward_propagate_addr_into_variable_array_index): Handle arrays
11942 with element size one.
11944 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11946 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11947 (umulsi3_highpart): Likewise.
11949 2007-05-24 Ian Lance Taylor <iant@google.com>
11951 PR rtl-optimization/32069
11952 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11955 2007-05-24 Ollie Wild <aaw@google.com>
11957 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11960 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11962 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11963 (oprs_unchanged_p): Use it to check all registers in a REG.
11964 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11965 (reg_set_between_after_reload_p): Delete.
11966 (reg_used_between_after_reload_p): Likewise.
11967 (reg_set_or_used_since_bb_start): Likewise.
11968 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11969 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11970 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11971 * rtlanal.c (reg_set_p): Check whether REG overlaps
11972 regs_invalidated_by_call, rather than just checking the
11973 membership of REGNO (REG).
11975 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11977 * doc/passes.texi: Document predictive commoning.
11978 * doc/invoke.texi (-fpredictive-commoning): Document.
11979 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11980 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11981 adding indices to the generated name.
11982 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11983 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11984 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11985 (op_symbol_code): ... and exported.
11986 (dump_omp_clause, op_symbol): Use op_symbol_code
11987 instead of op_symbol_1.
11988 * tree-pass.h (pass_predcom): Declare.
11989 * timevar.def (TV_PREDCOM): New timevar.
11990 * tree-ssa-loop.c (run_tree_predictive_commoning,
11991 gate_tree_predictive_commoning, pass_predcom): New.
11992 * tree-data-ref.c (find_data_references_in_loop): Find the
11993 references in dominance order.
11994 (canonicalize_base_object_address): Ensure that the result has
11996 (dr_analyze_innermost): Export.
11997 (create_data_ref): Code to fail for references with invariant
11999 (find_data_references_in_stmt): ... here.
12000 * tree-data-ref.h (dr_analyze_innermost): Declare.
12001 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12002 (aff_combination_find_elt, name_expansion_hash,
12003 name_expansion_eq, tree_to_aff_combination_expand,
12004 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12006 * tree-affine.h (aff_combination_constant_multiple_p,
12007 tree_to_aff_combination_expand): Declare.
12008 * tree-predcom.c: New file.
12009 * common.opt (fpredictive-commoning): New option.
12010 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12011 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12012 * Makefile.in (tree-predcom.o): Add.
12013 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12014 * passes.c (init_optimization_passes): Add dceloop after
12015 copy propagation in loop optimizer. Add predictive commoning
12016 to loop optimizer passes.
12018 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12020 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12023 2007-05-24 Jan Hubicka <jh@suse.cz>
12025 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12027 (genheader): Include statistics.h.
12029 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12031 * print-rtl.c (flag_dump_unnumbered): Update comments.
12032 (print_rtl): Fix my previous change.
12033 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12036 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12038 PR middle-end/32018
12039 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12041 (thread_through_all_blocks): Call initialize_original_copy_tables
12042 and free_original_copy_tables.
12043 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12045 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12046 * cfghooks.c (duplicate_block): Use get_loop_copy.
12047 * cfg.c: Include cfgloop.h.
12048 (loop_copy): New hash table.
12049 (initialize_original_copy_tables): Initialize loop_copy table.
12050 (free_original_copy_tables): Free loop_copy table.
12051 (copy_original_table_clear, copy_original_table_set,
12052 set_loop_copy, get_loop_copy): New functions.
12053 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12054 * cfgloop.h (struct loop): Remove copy field.
12055 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12056 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12058 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12060 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12061 -msse/-msse2/-msse3.
12063 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12065 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12066 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12068 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12071 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12072 * targhooks.h (default_mangle_decl_assembler_name): Declare
12074 * targhooks.c (default_mangle_decl_assembler_name): Define
12076 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12078 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12079 * langhooks.c (lhd_set_decl_assembler_name): Call
12080 targetm.mangle_decl_assembler_name for names with global scope.
12082 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12084 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12085 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12087 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12088 New. Factored out of i386_pe_encode_section_info.
12089 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12090 Move check for prior decoration of stdcall
12091 symbols to i386_pe_encode_section_info.
12092 (i386_pe_encode_section_info): Adjust call to
12093 gen_stdcall_or_fastcall_suffix. Use
12094 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12095 (i386_pe_mangle_decl_assembler_name): New. Wrap
12096 i386_pe_maybe_mangle_decl_assembler_name.
12098 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12100 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12101 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12102 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12103 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12104 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12107 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12108 Nigel Stephens <nigel@mips.com>
12109 Richard Sandiford <richard@codesourcery.com>
12111 Fix up MIPS16 hard float and add support for complex.
12113 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12114 (TARGET_SOFT_FLOAT_ABI): New.
12115 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12116 __mips_soft_float to reflect the ABI in use, not whether the
12117 FPU is directly accessible (e.g., in MIPS16 mode).
12118 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12119 (UNITS_PER_FPVALUE): Likewise.
12121 * config/mips/mips.c (mips_expand_call): Remove redundant
12122 TARGET_MIPS16 check.
12123 (mips_arg_regno): New.
12124 (function_arg_advance): When setting bits in cum->fp_code for
12125 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12127 (function_arg): Use mips_arg_regno.
12128 (mips_return_mode_in_fpr_p): New.
12129 (mips16_call_stub_mode_suffix): New.
12130 (mips16_cfun_returns_in_fpr_p): New.
12131 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12132 (mips_output_function_prologue): Test mips16_hard_float, not
12133 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12134 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12135 return value into a floating-point register.
12136 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12137 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12138 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12139 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12140 word of double arguments from or to the high bits of 64-bit
12141 floating point registers.
12142 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12143 (mips16_fpret_double): New helper function.
12144 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12145 support for complex modes. Fill in DECL_RESULT for stubdecl.
12146 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12148 * config/mips/mips16.S
12149 (RET, ARG1, ARG2): New.
12150 (MERGE_GPRf, MERGE_GPRt): New.
12151 (DELAYt, DELAYf): New.
12152 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12153 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12154 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12155 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12156 (SFOP): Renamed to...
12157 (OPSF3): This, and macro-ified. Updated all uses.
12158 (SFOP2): Renamed to...
12159 (OPSF2): This, and macro-ified. Updated all uses.
12160 (SFCMP): Renamed to...
12161 (CMPSF): This, and macro-ified. Updated all uses.
12162 (SFREVCMP): Renamed to...
12163 (REVCMPSF): This, and macro-ified. Updated all uses.
12164 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12165 (LDDBL1, LDDBL2, RETDBL): Deleted.
12166 (DFOP): Renamed to...
12167 (OPDF3): This, and macro-ified. Updated all uses.
12168 (DFOP2): Renamed to...
12169 (OPDF2): This, and macro-ified. Updated all uses.
12170 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12171 (DFCMP): Renamed to...
12172 (CMPDF): This, and macro-ified. Updated all uses.
12173 (DFREVCMP): Renamed to...
12174 (REVCMPDF): This, and macro-ified. Updated all uses.
12175 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12176 (RET_FUNCTION): New.
12177 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12178 (__mips16_ret_sc, __mips16_ret_dc): New.
12179 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12180 STUB_ARGS_6, STUB_ARGS_10): New.
12181 (CALL_STUB_NO_RET): New.
12182 (__mips16_call_stub_1): Macro-ified.
12183 (__mips16_call_stub_5): Macro-ified.
12184 (__mips16_call_stub_2): Macro-ified.
12185 (__mips16_call_stub_6): Macro-ified.
12186 (__mips16_call_stub_9): Macro-ified.
12187 (__mips16_call_stub_10): Macro-ified.
12188 (CALL_STUB_RET): New.
12189 (__mips16_call_stub_sf_0): Macro-ified.
12190 (__mips16_call_stub_sf_1): Macro-ified.
12191 (__mips16_call_stub_sf_5): Macro-ified.
12192 (__mips16_call_stub_sf_2): Macro-ified.
12193 (__mips16_call_stub_sf_6): Macro-ified.
12194 (__mips16_call_stub_sf_9): Macro-ified.
12195 (__mips16_call_stub_sf_10): Macro-ified.
12196 (__mips16_call_stub_df_0): Macro-ified.
12197 (__mips16_call_stub_df_1): Macro-ified.
12198 (__mips16_call_stub_df_5): Macro-ified.
12199 (__mips16_call_stub_df_2): Macro-ified.
12200 (__mips16_call_stub_df_6): Macro-ified.
12201 (__mips16_call_stub_df_9): Macro-ified.
12202 (__mips16_call_stub_df_10): Macro-ified.
12203 (__mips16_call_stub_sc_0): New.
12204 (__mips16_call_stub_sc_1): New.
12205 (__mips16_call_stub_sc_5): New.
12206 (__mips16_call_stub_sc_2): New.
12207 (__mips16_call_stub_sc_6): New.
12208 (__mips16_call_stub_sc_9): New.
12209 (__mips16_call_stub_sc_10): New.
12210 (__mips16_call_stub_dc_0): New.
12211 (__mips16_call_stub_dc_1): New.
12212 (__mips16_call_stub_dc_5): New.
12213 (__mips16_call_stub_dc_2): New.
12214 (__mips16_call_stub_dc_6): New.
12215 (__mips16_call_stub_dc_9): New.
12216 (__mips16_call_stub_dc_10): New.
12218 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12219 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12220 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12222 2007-05-23 Ian Lance Taylor <iant@google.com>
12224 * doc/invoke.texi (Invoking GCC): Document that the order of the
12227 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12230 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12231 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12232 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12236 * config/score/score.c (score_print_operand): Make sure that only
12237 lower bits are used.
12239 2007-05-22 Ian Lance Taylor <iant@google.com>
12241 * tree-vrp.c (avoid_overflow_infinity): New static function,
12242 broken out of set_value_range_to_value.
12243 (set_value_range_to_value): Call avoid_overflow_infinity.
12244 (extract_range_from_assert): Likewise.
12246 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12248 PR middle-end/31095
12249 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12250 change the type before looking for a COMPOUND_EXPR.
12252 2007-05-22 Ian Lance Taylor <iant@google.com>
12254 * lower-subreg.c (decompose_multiword_subregs): If we change an
12255 insn, call remove_retval_note on it.
12257 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12259 * regs.h (end_hard_regno): New function.
12260 (END_HARD_REGNO, END_REGNO): New macros.
12261 (add_to_hard_reg_set): New function.
12262 (remove_from_hard_reg_set): Likewise.
12263 (in_hard_reg_set_p): Likewise.
12264 (overlaps_hard_reg_set_p): Likewise.
12265 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12266 (note_btr_set): Use END_HARD_REGNO.
12267 * caller-save.c (setup_save_areas): Use end_hard_regno.
12268 (mark_set_regs): Use END_HARD_REGNO.
12269 (add_stored_regs): Use end_hard_regno.
12270 (mark_referenced_regs): Use add_to_hard_reg_set.
12271 * combine.c (update_table_tick): Use END_REGNO.
12272 (record_value_for_reg): Likewise.
12273 (record_dead_and_set_regs): Likewise.
12274 (get_last_value_validate): Likewise.
12275 (use_crosses_set_p): Likewise.
12276 (reg_dead_at_p_1): Likewise.
12277 (reg_dead_at_p): Likewise.
12278 (mark_used_regs_combine): Use add_to_hard_reg_set.
12279 (move_deaths): Use END_HARD_REGNO.
12280 (reg_bitfield_target_p): Use end_hard_regno.
12281 (distribute_notes): Use END_HARD_REGNO.
12282 * cse.c (mention_regs): Use END_REGNO.
12283 (insert): Use add_to_hard_reg_set.
12284 (invalidate): Use END_HARD_REGNO.
12285 (invalidate_for_call): Likewise.
12286 (exp_equiv_p): Use END_REGNO.
12287 (cse_insn): Likewise.
12288 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12289 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12290 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12291 * function.c (keep_stack_depressed): Use end_hard_regno.
12292 * global.c (global_alloc): Use end_hard_regno.
12293 (global_conflicts): Use add_to_hard_reg_set instead of
12295 (find_reg): Likewise.
12296 (mark_reg_store): Likewise.
12297 (mark_reg_conflicts): Likewise.
12298 (mark_reg_death): Use remove_from_hard_reg_set.
12299 (mark_reg_live_nc): Delete.
12300 (set_preference): Use end_hard_regno.
12301 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12302 remove_from_hard_reg_set.
12303 (post_mark_life): Use add_to_hard_reg_set.
12304 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12305 (reg_becomes_live): Use add_to_hard_reg_set.
12306 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12307 (peep2_find_free_register): Use add_to_hard_reg_set.
12308 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12309 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12310 * regrename.c (note_sets): Use add_to_hard_reg_set.
12311 (clear_dead_regs): Use remove_from_hard_reg_set.
12312 (regrename_optimize): Use add_to_hard_reg_set.
12313 (find_oldest_value_reg): Use in_hard_reg_set_p.
12314 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12315 (hard_reg_set_here_p): Use end_hard_regno.
12316 (decompose): Likewise.
12317 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12318 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12319 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12320 (mark_home_live): Use end_hard_regno.
12321 (spill_hard_reg): Likewise.
12322 (clear_reload_reg_in_use): Likewise.
12323 * reorg.c (delete_prior_computation): Use END_REGNO.
12324 * resource.c (update_live_status): Use END_HARD_REGNO.
12325 (mark_referenced_resources): Use add_to_hard_reg_set.
12326 (mark_set_resources): Likewise.
12327 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12328 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12329 (reg_overlap_mentioned_p): Likewise.
12330 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12331 (covers_regno_no_parallel_p): Use END_REGNO.
12332 (find_regno_note): Likewise.
12333 (find_reg_fusage): Use END_HARD_REGNO.
12334 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12335 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12337 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12339 * mode-switching.c (reg_dies): Change type of second argument to
12341 (optimize_mode_switching): Update accordingly.
12343 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12345 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12347 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12348 (hard_reg_set_empty_p): ...these new functions.
12349 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12350 GO_IF_HARD_REG_SUBSET.
12351 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12352 instead of GO_IF_HARD_REG_EQUAL.
12353 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12354 instead of GO_IF_HARD_REG_EQUAL.
12355 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12356 GO_IF_HARD_REG_SUBSET.
12357 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12358 GO_IF_HARD_REG_EQUAL.
12359 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12360 of GO_IF_HARD_REG_SUBSET.
12361 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12362 instead of GO_IF_HARD_REG_EQUAL.
12363 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12364 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12365 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12366 of GO_IF_HARD_REG_SUBSET,
12367 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12368 GO_IF_HARD_REG_SUBSET.
12369 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12370 instead of GO_IF_HARD_REG_EQUAL.
12371 * config/sh/sh.c (push_regs, calc_live_regs): Use
12372 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12373 (hard_regs_intersect_p): Delete.
12375 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12377 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12379 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12380 Richard Henderson <rth@redhat.com>
12382 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12384 (x86_64-*-*): Likewise.
12386 * i386/i386-modes.def (V2QI): New.
12388 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12390 (override_options): Support SSE4.1.
12391 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12392 (IX86_BUILTIN_BLENDPS): Likewise.
12393 (IX86_BUILTIN_BLENDVPD): Likewise.
12394 (IX86_BUILTIN_BLENDVPS): Likewise.
12395 (IX86_BUILTIN_PBLENDVB128): Likewise.
12396 (IX86_BUILTIN_PBLENDW128): Likewise.
12397 (IX86_BUILTIN_DPPD): Likewise.
12398 (IX86_BUILTIN_DPPS): Likewise.
12399 (IX86_BUILTIN_INSERTPS128): Likewise.
12400 (IX86_BUILTIN_MOVNTDQA): Likewise.
12401 (IX86_BUILTIN_MPSADBW128): Likewise.
12402 (IX86_BUILTIN_PACKUSDW128): Likewise.
12403 (IX86_BUILTIN_PCMPEQQ): Likewise.
12404 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12405 (IX86_BUILTIN_PMAXSB128): Likewise.
12406 (IX86_BUILTIN_PMAXSD128): Likewise.
12407 (IX86_BUILTIN_PMAXUD128): Likewise.
12408 (IX86_BUILTIN_PMAXUW128): Likewise.
12409 (IX86_BUILTIN_PMINSB128): Likewise.
12410 (IX86_BUILTIN_PMINSD128): Likewise.
12411 (IX86_BUILTIN_PMINUD128): Likewise.
12412 (IX86_BUILTIN_PMINUW128): Likewise.
12413 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12414 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12415 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12416 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12417 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12418 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12419 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12420 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12421 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12422 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12423 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12424 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12425 (IX86_BUILTIN_PMULDQ128): Likewise.
12426 (IX86_BUILTIN_PMULLD128): Likewise.
12427 (IX86_BUILTIN_ROUNDPD): Likewise.
12428 (IX86_BUILTIN_ROUNDPS): Likewise.
12429 (IX86_BUILTIN_ROUNDSD): Likewise.
12430 (IX86_BUILTIN_ROUNDSS): Likewise.
12431 (IX86_BUILTIN_PTESTZ): Likewise.
12432 (IX86_BUILTIN_PTESTC): Likewise.
12433 (IX86_BUILTIN_PTESTNZC): Likewise.
12434 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12435 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12436 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12437 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12438 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12439 (bdesc_ptest): New.
12440 (bdesc_sse_3arg): Likewise.
12441 (bdesc_2arg): Likewise.
12442 (bdesc_1arg): Likewise.
12443 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12445 (ix86_expand_sse_4_operands_builtin): New.
12446 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12447 smaller than 8 bits as the 2nd arg.
12448 (ix86_expand_sse_ptest): New.
12449 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12450 (ix86_expand_vector_set): Support SSE4.1.
12451 (ix86_expand_vector_extract): Likewise.
12453 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12454 __SSE4_1__ for -msse4.1.
12456 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12457 (UNSPEC_INSERTPS): Likewise.
12458 (UNSPEC_DP): Likewise.
12459 (UNSPEC_MOVNTDQA): Likewise.
12460 (UNSPEC_MPSADBW): Likewise.
12461 (UNSPEC_PHMINPOSUW): Likewise.
12462 (UNSPEC_PTEST): Likewise.
12463 (UNSPEC_ROUNDP): Likewise.
12464 (UNSPEC_ROUNDS): Likewise.
12466 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12468 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12469 (const_pow2_1_to_32768_operand): Likewise.
12471 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12474 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12476 (sse4_1_insertps): Likewise.
12477 (*sse4_1_extractps): Likewise.
12478 (sse4_1_ptest): Likewise.
12479 (sse4_1_mulv2siv2di3): Likewise.
12480 (*sse4_1_mulv4si3): Likewise.
12481 (*sse4_1_smax<mode>3): Likewise.
12482 (*sse4_1_umax<mode>3): Likewise.
12483 (*sse4_1_smin<mode>3): Likewise.
12484 (*sse4_1_umin<mode>3): Likewise.
12485 (sse4_1_eqv2di3): Likewise.
12486 (*sse4_1_pinsrb): Likewise.
12487 (*sse4_1_pinsrd): Likewise.
12488 (*sse4_1_pinsrq): Likewise.
12489 (*sse4_1_pextrb): Likewise.
12490 (*sse4_1_pextrb_memory): Likewise.
12491 (*sse4_1_pextrw_memory): Likewise.
12492 (*sse4_1_pextrq): Likewise.
12493 (sse4_1_blendpd): Likewise.
12494 (sse4_1_blendps): Likewise.
12495 (sse4_1_blendvpd): Likewise.
12496 (sse4_1_blendvps): Likewise.
12497 (sse4_1_dppd): Likewise.
12498 (sse4_1_dpps): Likewise.
12499 (sse4_1_movntdqa): Likewise.
12500 (sse4_1_mpsadbw): Likewise.
12501 (sse4_1_packusdw): Likewise.
12502 (sse4_1_pblendvb): Likewise.
12503 (sse4_1_pblendw): Likewise.
12504 (sse4_1_phminposuw): Likewise.
12505 (sse4_1_extendv8qiv8hi2): Likewise.
12506 (*sse4_1_extendv8qiv8hi2): Likewise.
12507 (sse4_1_extendv4qiv4si2): Likewise.
12508 (*sse4_1_extendv4qiv4si2): Likewise.
12509 (sse4_1_extendv2qiv2di2): Likewise.
12510 (*sse4_1_extendv2qiv2di2): Likewise.
12511 (sse4_1_extendv4hiv4si2): Likewise.
12512 (*sse4_1_extendv4hiv4si2): Likewise.
12513 (sse4_1_extendv2hiv2di2): Likewise.
12514 (*sse4_1_extendv2hiv2di2): Likewise.
12515 (sse4_1_extendv2siv2di2): Likewise.
12516 (*sse4_1_extendv2siv2di2): Likewise.
12517 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12518 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12519 (sse4_1_zero_extendv4qiv4si2): Likewise.
12520 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12521 (sse4_1_zero_extendv2qiv2di2): Likewise.
12522 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12523 (sse4_1_zero_extendv4hiv4si2): Likewise.
12524 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12525 (sse4_1_zero_extendv2hiv2di2): Likewise.
12526 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12527 (sse4_1_zero_extendv2siv2di2): Likewise.
12528 (*sse4_1_zero_extendv2siv2di2): Likewise.
12529 (sse4_1_roundpd): Likewise.
12530 (sse4_1_roundps): Likewise.
12531 (sse4_1_roundsd): Likewise.
12532 (sse4_1_roundss): Likewise.
12533 (mulv4si3): Don't expand for SSE4.1.
12534 (smax<mode>3): Likewise.
12535 (umaxv4si3): Likewise.
12536 (uminv16qi3): Likewise.
12537 (umin<mode>3): Likewise.
12538 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12540 * doc/extend.texi: Document SSE4.1 built-in functions.
12542 * doc/invoke.texi: Document -msse4.1.
12544 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12546 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12547 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12548 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12549 (ASM_SPEC): Add asm_pcrel_spec.
12550 (EXTRA_SPECS): Add asm_pcrel_spec.
12552 2007-05-21 David Daney <ddaney@avtrex.com>
12554 * doc/install.texi (Building a cross compiler): Add requirements
12555 for Java cross compiler.
12557 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12559 PR middle-end/31995
12560 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12561 Add loopno argument. Use evolution_function_is_invariant_rec_p
12562 instead of evolution_function_is_constant_p.
12563 Update calls to evolution_function_is_affine_multivariate_p.
12564 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12565 Add loopno argument.
12566 * tree-scalar-evolution.c (gather_chrec_stats): Call
12567 evolution_function_is_affine_multivariate_p with a loop
12569 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12570 (analyze_overlapping_iterations): Likewise.
12571 (access_functions_are_affine_or_constant_p): Likewise.
12572 (build_classic_dist_vector_1): If the access functions
12573 are equal, don't do anything.
12575 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12576 Paolo Carlini <pcarlini@suse.de>
12577 Uros Bizjak <ubizjak@gmail.com>
12579 * c-cppbuiltin.c (c_cpp_builtins): Define
12580 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12581 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12582 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12583 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12585 2007-05-21 Mike Stump <mrs@apple.com>
12587 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12589 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12591 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12593 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12594 implementation if __OPTIMIZE__ is not defined.
12595 (_mm_alignr_pi8): Ditto.
12596 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12597 (_mm_inserti_si64): Ditto.
12598 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12599 (_mm_slli_epi16): Ditto.
12600 (_mm_slli_epi32): Ditto.
12601 (_mm_slli_epi64): Ditto.
12602 (_mm_srai_epi16): Ditto.
12603 (_mm_srai_epi32): Ditto.
12604 (_mm_srli_si128): Ditto.
12605 (_mm_slli_si128): Ditto.
12606 (_mm_srli_epi16): Ditto.
12607 (_mm_srli_epi32): Ditto.
12608 (_mm_srli_epi64): Ditto.
12609 (_mm_extract_epi16): Ditto.
12610 (_mm_insert_epi16): Ditto.
12611 (_mm_shufflehi_epi16): Ditto.
12612 (_mm_shufflelo_epi16): Ditto.
12613 (_mm_shuffle_epi32): Ditto.
12614 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12615 (_m_pextrw): Ditto.
12616 (_mm_insert_pi16): Ditto.
12617 (_m_pinsrw): Ditto.
12618 (_mm_shuffle_pi16): Ditto.
12619 (_m_pshufw): Ditto.
12620 (_mm_shufle_ps): Ditto.
12621 (_mm_prefetch): Ditto.
12623 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12625 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12626 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12627 * real.c (encode_i370_single, decode_i370_single,
12628 encode_i370_double, decode_i370_double): Functions removed.
12629 (i370_single_format, i370_double_format): Initializations removed.
12630 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12631 Consider the log2_b field to always be one.
12632 (ieee_single_format, mips_single_format, coldfire_single_format,
12633 ieee_double_format, mips_double_format, coldfire_double_format,
12634 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12635 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12636 ibm_extended_format, mips_extended_format, ieee_quad_format,
12637 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12638 decimal_single_format, decimal_double_format, decimal_quad_format,
12639 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12640 initialization of log2_b.
12641 * real.h (i370_single_format, i370_double_format): Declarations
12643 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12644 field to always be one.
12646 2007-05-21 Andreas Schwab <schwab@suse.de>
12648 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12649 NOTE_INSN_BASIC_BLOCK_P.
12650 (process_for_unwind_directive): Likewise.
12652 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12654 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12655 * function.h (struct function): Move va_list_gpr_size,
12656 va_list_fpr_size, function_frequency to front of bitfields. Add
12658 (current_function_calls_unwind_init): New.
12659 * except.c (expand_builtin_unwind_init): Set
12660 current_function_calls_unwind_init not
12661 current_function_has_nonlocal_label.
12662 * reload1.c (has_nonexceptional_receiver): New.
12663 (reload): Use it and current_function_calls_unwind_init to
12664 determine whether call-saved regs must be saved.
12666 2007-05-20 Jan Hubicka <jh@suse.cz>
12668 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12669 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12670 * ddg.c (create_ddg): LIkewise.
12671 * final.c (final): Remove hunk moving line number notes around since
12672 they are no longer present at this stage.
12673 (final_scan_insn): Use NOTE_KIND instead of
12674 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12675 (output_asm_label): Likewise.
12676 * reorg.c (dbr_schedule): Likewise.
12677 * haifa-sched.c (unlink_other_notes): Likewise.
12678 * mode-switching.c (optimize_mode_switching): Likewise.
12679 * graph.c (start_bb): Likewise.
12680 * rtl.def (NOTE): Update description.
12681 * jump.c (squeeze_notes): Delete.
12682 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12683 NOTE_INSN_BASIC_BLOCK_P when possible.
12684 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12685 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12686 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12687 (dwarf2out_var_location): Likewise.
12688 * cfgbuild.c (make_edges): Likewise.
12689 (find_basic_blocks_1): Likewise.
12690 * function.c (reorder_blocks_1): Likewise.
12691 (epilogue_done): Likewise.
12692 (reposition_prologue_and_epilogue_notes): Likewise.
12693 * print-rtl.c (print_rtx): Likewise; drop code for printing
12695 (print_rtl): Likewise.
12696 (print_rtl_single): Likewise.
12697 * gcse.c (insert_insn_start_bb): Likewise.
12698 * alias.c (init_alias_analysis): Likewise.
12699 * calls.c (fixup_tail_calls): Likewise.
12700 * except.c (sjlj_emit_function_enter): Likewise.
12701 * emit-rtl.c (add_insn_after): Likeiwse.
12702 (emit_label_before): Likewise.
12703 (emit_label_after): Likewise.
12704 (emit_note_before, emit_note_after, emit_note): Update
12705 parameter to be enum insn_note; do not deal with source
12707 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12708 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12710 (merge_blocks_move_successor_nojumps): Simplify now when
12711 we don't have BLOCK notes.
12712 (try_optimize_cfg): Likewise.
12713 * cfglayout.c (skip_insns_after_block): Likewise.
12714 (record_effective_endpoints): Likewise.
12715 (duplicate_insn_chain): Likewise.
12716 * varasm.c (output_constant_pool_1): Likewise.
12717 * sched-deps.c (sched_analyze): Likewise.
12718 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12720 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12721 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12722 (SET_INSN_DELETED): Simplify.
12723 (NOTE_LINE_NUMBER): Exterminate.
12724 (NOTE_LINE_KIND): New.
12725 (NOTE_INSN_BASIC_BLOCK_P): Update.
12726 (enum insn_note): Simplify.
12727 (GET_NOTE_INSN_NAME) Simplify.
12728 (emit_note_before, emit_note_after, emit_note): Update prototype.
12729 (squeeze_notes): Remove.
12730 * sched-int.h (NOTE_NOT_BB_P): Update.
12731 * resource.c (mark_target_live_regs): Update.
12732 * sched-rgn.c (debug_dependencies): Update.
12733 * sched-vis.c (print_insn): Update.
12734 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12735 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12736 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12737 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12738 (split_branches): Update.
12739 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12741 (sh_adjust_unroll_max): Exterminate.
12742 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12743 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12744 (m68hc11_reorg): Likewise.
12745 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12746 (emit_predicate_relation_info): Update.
12747 (process_for_unwind_directive): Update.
12748 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12749 (output_call): Update.
12750 * config/pa/pa.c (output_lbranch): Update.
12751 (output_millicode_call): Update.
12752 (output_call): Update.
12753 (pa_combine_instructions): Update.
12754 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12755 * config/bfin/bfin.c (gen_one_bundle): Update.
12756 * cfgrtl.c (can_delete_note_p): Update.
12757 (delete_insn): Update.
12758 (rtl_merge_blocks): Update.
12759 (commit_one_edge_insertion): Update.
12760 (rtl_verify_flow_info): Update.
12761 * stmt.c (expand_case): Do not call squeeze_notes.
12763 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12770 * c.opt (Wtype-limits): New.
12771 * doc/invoke.texi (Wtype-limits): Document it.
12772 (Wextra): Enabled by -Wextra.
12773 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12774 * c-common.c (shorten_compare): Warn with Wtype-limits.
12776 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12778 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12779 inlined function, not as a macro.
12780 (_mm_alignr_pi8): Ditto.
12781 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12782 (_mm_inserti_si64): Ditto.
12783 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12784 (_mm_extract_epi16): Ditto.
12785 (_mm_insert_epi16): Ditto.
12786 (_mm_shufflehi_epi16): Ditto.
12787 (_mm_shufflelo_epi16): Ditto.
12788 (_mm_shuffle_epi32): Ditto.
12789 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12790 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12792 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12794 (_m_to_float): Use C89 compatible assignment.
12796 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12799 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12801 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12804 * doc/invoke.texi (Wreturn-type): Complete description.
12805 (Wextra): Delete item about return-type warning.
12806 * c-decl.c: Delete redundant Wextra warning.
12808 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12811 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12812 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12813 inlined function, not as a macro.
12814 (_mm_prefetch): Ditto.
12815 (_m_pextrw): Ditto.
12816 (_mm_insert_pi16): Ditto.
12817 (_m_pinsrw): Ditto.
12818 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12819 (_m_pshufw): Ditto. Add const to __N argument.
12820 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12821 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12822 (_mm_slli_epi32): Ditto.
12823 (_mm_srli_si128): Implement as always inlined function, not as a
12824 macro. Add __inline to function declaration.
12825 (_mm_slli_si128): Ditto.
12827 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12829 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12830 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12832 (struct fenv): New structure.
12833 (FP_HANDLE_EXCEPTIONS): New define.
12834 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12835 (_FP_DECL_EXP): New define.
12836 (FP_INIT_ROUNDMODE): New define.
12837 (FP_ROUNDMODE): New define.
12839 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12841 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12842 (Wconversion): Update description.
12843 (Wconversion-sign): New.
12844 * c.opt (Wconversion-sign): New.
12845 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12846 means disabled for C++. Otherwise, take the status of Wconversion.
12847 * c-common.c (conversion_warning): Warn with either Wconversion or
12849 (warnings_for_convert_and_check): Conditions are already checked by
12850 conversion_warning.
12851 (convert_and_check): Don't check warnings if the conversion failed.
12853 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12854 Anatoly Sokolov <aesok@dol.ru>
12856 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12857 avr_epilogue_uses) : Add declaration.
12858 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12859 * config/avr/constraints.md (R): New constraint.
12860 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12861 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12862 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12863 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12864 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12865 call_prologue_saves, epilogue_restores, return_from_epilogue,
12866 return_from_main_epilogue, return_from_interrupt_epilogue,
12867 return_from_naked_epilogue, prologue, epilogue): New patterns.
12868 (jump): Handle symbol reference.
12869 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12870 avr_output_function_prologue, avr_output_function_epilogue): Remove
12872 (avr_init_machine_status, expand_prologue, expand_epilogue,
12873 avr_asm_function_end_prologue, avr_epilogue_uses,
12874 avr_asm_function_begin_epilogue): New functions.
12875 (prologue_size, epilogue_size, jump_tables_size): Remove global
12877 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12878 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12879 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12880 (avr_override_options): Initialise init_machine_status.
12881 (output_movhi): Handle all stack pointer loads.
12882 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12883 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12884 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12885 (EPILOGUE_USES) Redefine.
12886 (machine_function) Declare.
12888 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12890 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12891 Use a single return statement.
12893 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12895 PR middle-end/30250
12896 * builtins.c (do_mpfr_lgamma_r): New.
12897 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12898 * tree.h (CASE_FLT_FN_REENT): New.
12900 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12902 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12903 (output_die): Use 'unsigned long' with %x.
12904 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12905 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12906 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12908 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12910 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12915 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12916 true if function has no argument.
12918 2007-05-18 DJ Delorie <dj@redhat.com>
12920 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12921 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12923 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12925 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12926 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12927 count_trailing_zeros.
12928 (__i386__): Implement count_leading_zeros using __builtin_clz().
12929 Implement count_trailing_zeros usign __builtin_ctz().
12931 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12933 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12935 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12937 PR middle-end/31344
12938 * expr.c (emit_move_change_mode): Change mode of push operands here.
12940 2007-05-17 Ian Lance Taylor <iant@google.com>
12942 PR tree-optimization/31953
12943 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12944 Change all callers.
12945 (set_value_range_to_null): Call set_value_range_to_value.
12946 (extract_range_from_comparison): Likewise.
12948 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12950 * toplev.c (print_version): Output GMP/MPFR version info.
12952 * builtins.c (CASE_MATHFN_REENT): New macro.
12953 (mathfn_built_in): Use it.
12954 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12955 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12956 BUILT_IN_LGAMMAL_R): New.
12957 * doc/extend.texi: Document new builtins.
12959 PR middle-end/31796
12960 * builtins.c (do_mpfr_remquo): New.
12961 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12962 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12964 PR middle-end/30251
12965 * builtins.c (fold_builtin_1): Handle y0, y1.
12966 (fold_builtin_2): Handle yn.
12968 PR middle-end/30251
12969 * builtins.c (do_mpfr_bessel_n): New.
12970 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12971 (fold_builtin_2): Handle BUILT_IN_JN.
12973 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12976 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12977 TYPE_PRECISION (intmax_type_node).
12979 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12982 * reload.c (subst_reloads): Remove checking.
12984 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12986 PR rtl-optimization/31691
12987 * combine.c (simplify_set): Build a new src pattern instead of
12988 substituting its operands in the COMPARE case.
12990 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12992 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12993 (execute_vrp): Preserve loops through jump threading.
12994 * tree-ssa-threadupdate.c (thread_single_edge,
12995 dbds_continue_enumeration_p, determine_bb_domination_status,
12996 thread_through_loop_header): New functions.
12997 (create_edge_and_update_destination_phis,
12998 create_edge_and_update_destination_phis): Set loops for the new blocks.
12999 (prune_undesirable_thread_requests): Removed.
13000 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13002 (thread_block): Do not call prune_undesirable_thread_requests.
13004 (mark_threaded_blocks): Select edges to thread here.
13005 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13006 Thread edges through loop headers independently.
13007 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13008 * tree-pass.h (TODO_mark_first_instance): New.
13009 (first_pass_instance): Declare.
13010 * cfghooks.c (duplicate_block): Put the block to the original loop
13011 if copy is not specified.
13012 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13013 jump threading. Pass may_peel_loop_headers to
13014 thread_through_all_blocks according to first_pass_instance.
13015 * cfgloop.h (create_preheader): Declare.
13016 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13017 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13018 * passes.c (first_pass_instance): New variable.
13019 (next_pass_1): Set TODO_mark_first_instance.
13020 (execute_todo): Set first_pass_instance.
13022 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13024 PR tree-optimization/24659
13025 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13026 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13027 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13028 OTI_vec_pack_ufix_trunc.
13029 (vec_unpacks_float_hi_optab): Define new macro.
13030 (vec_unpacks_float_lo_optab): Ditto.
13031 (vec_unpacku_float_hi_optab): Ditto.
13032 (vec_unpacku_float_lo_optab): Ditto.
13033 (vec_pack_sfix_trunc_optab): Ditto.
13034 (vec_pack_ufix_trunc_optab): Ditto.
13035 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13036 and vec_pack_[s|u]fix_trunc_optab using
13037 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13038 * tree-vectorizer.c (supportable_widening_operation): Handle
13039 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13040 (supportable_narrowing_operation): New function.
13041 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13042 * tree-vect-transform.c (vectorizable_conversion): Handle
13043 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13044 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13045 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13046 to check for target support.
13047 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13048 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13049 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13050 for VEC_PACK_FIX_TRUNC_EXPR.
13051 (expand_binop): Special case mode of the result for
13052 vec_pack_[u|s]fix_trunc_optab.
13053 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13054 vec_pack_[u|s]fix_trunc_optab.
13056 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13057 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13058 * tree-pretty-print.c (dump_generic_node): Handle
13059 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13060 VEC_PACK_FIX_TRUNC_EXPR.
13062 * expr.c (expand_expr_real_1): Ditto.
13063 * tree-inline.c (estimate_num_insns_1): Ditto.
13064 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13066 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13067 (vec_unpacks_float_lo_v8hi): Ditto.
13068 (vec_unpacku_float_hi_v8hi): Ditto.
13069 (vec_unpacku_float_lo_v8hi): Ditto.
13070 (vec_unpacks_float_hi_v4si): Ditto.
13071 (vec_unpacks_float_lo_v4si): Ditto.
13072 (vec_pack_sfix_trunc_v2df): Ditto.
13074 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13076 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13077 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13078 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13079 [vec_pack_ufix_trunc]: Ditto.
13080 [vec_unpacks_float_hi]: Ditto.
13081 [vec_unpacks_float_lo]: Ditto.
13082 [vec_unpacku_float_hi]: Ditto.
13083 [vec_unpacku_float_lo]: Ditto.
13085 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13087 * soft-fp/README: Update for new files.
13088 * soft-fp/floattisf.c: New file.
13089 * soft-fp/floattidf.c: New file.
13090 * soft-fp/floattitf.c: New file.
13091 * soft-fp/floatuntisf.c: New file.
13092 * soft-fp/floatuntidf.c: New file.
13093 * soft-fp/floatuntitf.c: New file.
13094 * soft-fp/fixsfti.c: New file.
13095 * soft-fp/fixdfti.c: New file.
13096 * soft-fp/fixtfti.c: New file.
13097 * soft-fp/fixunssfti.c: New file.
13098 * soft-fp/fixunsdfti.c: New file.
13099 * soft-fp/fixunstfti.c: New file.
13100 * soft-fp/extendxftf.c: New file.
13101 * soft-fp/trunctfxf.c: New file.
13103 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13104 (__trunctfxf2): Ditto.
13106 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13107 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13108 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13109 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13110 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13111 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13113 * config/i386/t-fprules-softfp64: New file.
13114 * config/i386/sfp-machine.h: New file.
13115 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13116 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13117 and soft-fp/t-softfp to tmake_file.
13118 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13119 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13121 * config/i386/t-linux64 (softfp_wrap_start): New.
13122 (softfp_wrap_end): New.
13123 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13124 supported for TARGET_64BIT.
13126 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13128 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13129 c_common_unsigned_type behavior.
13131 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13133 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13136 2007-05-16 Eric Christopher <echristo@apple.com>
13138 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13139 saving after stack push. Set sp_offset whenever we push.
13140 (rs6000_emit_epilogue): Move altivec register restore before
13143 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13145 * configure.ac: Allow sysroots to be relocated under $prefix as
13146 well as $exec_prefix.
13147 * configure: Regenerate.
13149 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13153 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13155 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13156 (gcc_tooldir): Likewise.
13157 * configure: Regenerate.
13158 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13159 old configure.ac gcc_tooldir setting.
13160 (prefix_to_exec_prefix): New variable.
13161 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13162 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13164 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13166 * c-typeck.c (build_binary_op): Return early for error.
13168 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13170 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13171 struct nb_iter_bound.
13172 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13173 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13174 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13175 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13176 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13177 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13178 (del_scev_info): Use ggc_free.
13179 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13180 * loop-init.c: Include ggc.h.
13181 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13182 (loop_optimizer_finalize): Use ggc_free.
13183 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13184 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13185 pass_iv_optimize): Add TODO_ggc_collect.
13186 * function.h (struct function): Remove skip marker from
13188 * cfgloop.c: Include ggc.h.
13189 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13191 (establish_preds): Vector superloops is gc allocated.
13192 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13194 (flow_loops_find): Vector larray is gc allocated.
13195 (loop_exit_free): Use ggc_free.
13196 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13197 that head of exits list is now not a part of struct loop.
13198 (record_loop_exits): Allocate exits table in gc memory.
13199 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13200 that head of exits list is now not a part of struct loop.
13201 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13202 struct loop_exit): Add GTY marker.
13203 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13204 Add skip marker to aux field. Make head of exits list a separate
13206 (struct loops): Add GTY marker. Make larray vector gc allocated.
13207 Add param marker to exits table.
13208 (get_loops): Type changed.
13209 * Makefile.in (tree-scalar-evolution.o): Add
13210 gt-tree-scalar-evolution.h dependency.
13211 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13212 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13213 * basic-block.h (struct basic_block_def): Remove skip marker from
13216 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13218 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13219 of 0 in the call to expand_expr().
13220 (expand_builtin_mathfn_3): Ditto.
13221 (expand_builtin_interclass_mathfn): Ditto.
13222 (expand_builtin_cexpi): Ditto.
13223 (expand_builtin_int_roundingfn): Ditto.
13224 (expand_builtin_int_roundingfn_2): Ditto.
13225 (expand_builtin_pow): Ditto.
13226 (expand_builtin_powi): Ditto.
13227 (expand_builtin_bswap): Ditto.
13228 (expand_builtin_unop): Ditto.
13229 (expand_builtin_fabs): Ditto.
13230 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13231 the call to expand_expr().
13232 (expand_builtin_sync_operation): Ditto.
13233 (expand_builtin_compare_and_swap): Ditto.
13234 (expand_builtin_lock_test_and_set): Ditto.
13235 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13236 instead of 0 in the call to expand_expr().
13237 (expand_builtin_extract_return_addr): Ditto.
13238 (expand_builtin_eh_return): Ditto.
13239 (expand_eh_return): Ditto.
13240 * explow.c (expr_size): Ditto.
13241 * expr.c (optimize_bitfield_assignment_op): Ditto.
13242 (expand_assignement): Ditto.
13243 (store_expr): Ditto.
13244 (store_field): Ditto.
13245 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13246 the call to expand_expr().
13247 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13248 in the call to expand_expr().
13249 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13250 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13251 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13253 * optabs.c (expand_vec_shift_expr): Ditto.
13254 (expand_vec_cond_expr): Ditto.
13255 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13256 call to expand_expr().
13257 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13258 in the call to expand_expr().
13260 2007-05-14 Dave Korn <dave.korn@artimi.com>
13262 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13264 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13266 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13267 instead of c_common_unsigned_type.
13268 (c_common_unsigned_type): Remove.
13269 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13270 c_common_unsigned_type.
13271 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13272 c_common_unsigned_type.
13273 * c-common.h (c_common_unsigned_type): Remove.
13274 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13275 c_common_unsigned_type.
13276 * c-format.c (check_format_types): Use unsigned_type_for instead of
13277 c_common_unsigned_type.
13278 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13279 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13280 of c_common_unsigned_type.
13281 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13282 lang_hooks.types.unsigned_type.
13283 * expmed.c (make_tree): Use unsigned_type_for instead of
13284 lang_hooks.types.unsigned_type.
13285 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13286 lang_hooks.types.unsigned_type.
13287 (build_range_check): Likewise.
13288 (fold_unary): Likewise.
13289 (fold_binary): Likewise.
13290 (fold_ternary): Likewise.
13291 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13292 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13293 * tree.c (get_unsigned_type): New.
13294 (unsigned_type_for): Use get_unsigned_type instead of
13295 lang_hooks.types.unsigned_type.
13297 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13299 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13300 to m68k_get_function_kind. Update its prototype.
13301 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13303 (m68k_interrupt_function_p): Return enum m68k_function_type
13304 instead of bool. Rename to m68k_get_function_kind.
13305 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13306 target is not fido.
13307 (m68k_compute_frame_layout): Don't mark any register for save
13308 if an interrupt_thread attribute is specified.
13309 (m68k_hard_regno_rename_ok): Update a use of
13310 m68k_interrupt_function_p.
13311 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13312 m68k_interrupt_function_p.
13313 (m68k_function_type): New.
13314 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13315 for a function with an interrupt_thread attribute.
13316 * doc/extend.texi: Document the interrupt_thread attribute.
13318 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13320 Fix PR tree-optimization/31911
13321 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13322 if they didn't change the expression.
13324 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13326 * tree-scalar-evolution.c (resolve_mixers): Exported.
13327 * tree-scalar-evolution.h (resolve_mixers): Declare.
13328 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13329 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13330 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13331 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13332 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13333 strip_conversion, analyze_offset_expr, address_analysis,
13334 object_analysis, analyze_offset): Removed.
13335 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13336 split_constant_offset, canonicalize_base_object_address,
13337 object_address_invariant_in_loop_p, disjoint_objects_p,
13338 dr_may_alias_p, dr_address_invariant_p): New functions.
13339 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13340 and dr_analyze_alias.
13341 (initialize_data_dependence_relation): Use dr_may_alias_p
13342 and object_address_invariant_in_loop_p.
13343 (compute_self_dependence): Handle the case when
13344 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13345 (find_data_references_in_stmt): Restrict the analysis of data
13346 references to the given loop nest.
13347 (find_data_references_in_loop): Made static. Pass loop nest to
13348 find_data_references_in_stmt.
13349 (compute_data_dependences_for_loop): Use DR_VOPS.
13350 (free_data_ref): Free DR_VOPS.
13351 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13352 (struct innermost_loop_behavior): ... new.
13353 (struct base_object_info): Replaced by ...
13354 (struct indices): ... new.
13355 (struct dr_alias): New.
13356 (enum data_ref_type): Removed.
13357 (struct data_reference): Consist of struct innermost_loop_behavior,
13358 struct indices and struct dr_alias.
13359 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13360 (DR_MEMTAG): Renamed to ...
13361 (DR_SYMBOL_TAG): ... this.
13362 (find_data_references_in_loop): Declaration removed.
13363 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13364 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13365 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13366 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13368 2007-05-13 Revital Eres <eres@il.ibm.com>
13370 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13371 which walks virtual def-use chains to find redundant stores.
13372 (dse_optimize_stmt): Call it.
13374 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13376 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13377 * passes.c (init_optimization_passes): Move pass_jump_bypass
13380 * basic-block.h (bb_has_eh_pred): Fix style issue.
13382 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13384 PR rtl-optimization/31848
13385 * loop-invariant.c (move_invariant_reg): If we move an insn
13386 with a REG_EQUAL note, and that insn is not always executed,
13387 remove the REG_EQUAL note.
13389 2007-05-12 Richard Guenther <rguenther@suse.de>
13391 PR tree-optimization/31797
13392 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13393 propagate into a stmt that has volatile ops.
13395 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13397 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13398 (gcc_tooldir): Likewise.
13399 * configure: Regenerate.
13400 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13401 old configure.ac gcc_tooldir setting.
13402 (prefix_to_exec_prefix): New variable.
13403 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13404 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13406 2007-05-11 Silvius Rus <rus@google.com>
13408 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13409 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13410 * c-common.h (strict_aliasing_warning): Change return type.
13411 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13412 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13413 (build_c_cast): Condition call to strict_aliasing_warning.
13414 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13415 * flags.h (set_Wstrict_aliasing): Declare.
13416 * opts.c (set_Wstrict_alising): Define, add call to.
13417 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13418 * tree-ssa-alias-warnings.c: New file.
13419 * tree-ssa-alias.c (compute_may_aliases): Add call to
13420 strict_aliasing_warning_backend.
13422 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13424 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13425 Use loop_depth and loop_outer accessor functions.
13426 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13427 determine_invariantness_stmt, move_computations_stmt): Ditto.
13428 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13429 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13430 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13431 * tree-scalar-evolution.c (interpret_loop_phi,
13432 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13433 instantiate_parameters_1, scev_const_prop): Ditto.
13434 * cfghooks.c (make_forwarder_block): Ditto.
13435 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13436 * modulo-sched.c (loop_canon_p): Ditto.
13437 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13438 slpeel_can_duplicate_loop_p): Ditto.
13439 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13440 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13441 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13442 cancel_loop, verify_loop_structure): Ditto.
13443 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13444 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13445 superloops vector instead of "pred" array.
13446 (establish_preds): Take father loop as an argument. Initialize the
13448 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13449 Do not initialize loop->outer.
13450 (flow_loop_tree_node_remove): Truncate the superloops vector.
13451 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13452 "pred" merged to "superloops" vector.
13453 (loop_depth, loop_outer): New.
13454 (fel_init): Use loop_outer.
13456 2007-05-11 Jan Hubicka <jh@suse.cz>
13458 * cgraphunit.c: Include gt-cgraphunit.h
13459 (static_ctors, static_dtors): New static vars.
13460 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13461 based on implementation in c-common.c
13462 (cgraph_finalize_function): Call record_cdtor_fn.
13463 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13464 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13465 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13466 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13467 build_cdtor, c_build_cdtor_fns): Remove.
13468 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13469 c_build_cdtor_fns): Remove prototype.
13471 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13474 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13475 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13476 * builtins.c (fold_builtin_memchr): New.
13477 (expand_builtin_memchr): Call the latter.
13478 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13479 * doc/extend.texi ([Other built-in functions provided by GCC]):
13482 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13484 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13485 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13486 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13487 PFPO_OP1_TYPE_SHIFT): Constants added.
13488 (DFP_ALL): Mode macro defined.
13489 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13490 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13491 Insn definitions added.
13492 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13493 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13496 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13498 PR tree-optimization/31885
13499 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13500 NULL_TREE to be undetermined.
13501 (automatically_generated_chrec_p): Return false for NULL.
13503 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13505 * config/bfin/bfin.h (MOVE_RATIO): Define.
13507 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13509 * config.gcc (sparc-wrs-vxworks): New target.
13510 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13511 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13512 * config/sparc/sparc.h: Include vxworks-dummy.h.
13513 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13514 include LABEL_REFs too.
13515 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13516 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13518 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13520 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13521 (sparc_emit_call_insn): New function.
13522 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13523 functions when generating VxWorks PIC.
13524 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13525 (call, call_value): Use sparc_emit_call_insn instead of
13528 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13530 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13532 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13534 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13535 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13536 split_double instead of operand_subword.
13538 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13540 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13541 * config/bfin/bfin.c (bfin_local_alignment): New function.
13542 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13544 2007-05-08 Chao-ying Fu <fu@mips.com>
13546 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13547 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13548 (smsub_widen_optab, umsub_widen_optab): Define.
13549 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13551 * genopinit.c (optabs): Fill in smsub_widen_optab and
13553 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13554 and umsub_widen_optab to implement multiply-subtract sequences.
13555 * config/mips/mips.md (*msac<u>_di): Rename to...
13556 (<u>msubsidi4): ...this. Extend condition to include
13557 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13558 of operand 0 to "ka" and use the three-operand form of msub<u>
13560 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13563 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13565 PR rtl-optimization/28011
13566 * reload.c (push_reload): Set dont_share if IN appears in OUT
13567 also when IN is a PLUS rtx.
13568 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13571 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13573 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13574 call unshare_all_decls.
13575 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13576 (unshare_all_decls): Remove.
13578 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13581 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13584 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13585 Nigel Stephens <nigel@mips.com>
13587 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13588 Update comments and all uses.
13589 (MIN_FPRS_PER_FMT): Define.
13590 * config/mips/mips.c (function_arg): Fix to correctly handle
13591 the -mips32r2 -mfp64 -mabi=32 case.
13592 (override_options): Enable use of odd-numbered registers for
13593 SFmode values on MIPS32.
13594 (mips_save_reg_p): Save whole floating-point register pair if
13595 either half is used.
13596 (compute_frame_size): Fix comment.
13598 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13600 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13601 argument of type bool.
13602 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13603 argument. Safely select temporary P register according to it.
13604 (do_link): Change call site of add_to_reg accordingly.
13605 (do_unlink): Add epilogue_p as a fourth argument and pass it
13607 (expand_interrupt_handler_epilogue): Change call of do_unlink
13609 (bfin_expand_prologue): Add a third argument sibcall_p.
13610 * config/bfin/bfin.md (epilogue): Change call of
13611 bfin_expand_epilogue accordingly.
13612 (sibcall_epilogue): Likewise.
13613 (eh_return_internal): Likewise.
13615 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13616 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13617 * config/bfin/bfin.c (bfin_handle_option): Handle
13618 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13619 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13620 Support bf534, bf536 and bf561.
13621 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13623 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13626 * config/i386/i386.c (ix86_function_regparm): Process local
13627 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13629 2007-05-07 Mike Stump <mrs@apple.com>
13631 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13632 also checks for and while statements in C++.
13634 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13636 * gcc.c (at_file_supplied): New variable.
13637 (main): Set it if we expanded argv.
13638 (do_spec_1): Pass an @-file to the linker if we were called with
13639 an @-file argument and HAVE_GNU_LD.
13640 * collect2.c (at_file_supplied): New variable.
13641 (response_file): New variable.
13642 (collect_exit): Unlink response_file if necessary.
13643 (handler): Likewise.
13644 (do_wait): Likewise.
13645 (main): Set at_file_supplied if we expanded argv.
13646 (collect_execute): Pass an @-file to subprocesses if we were called
13647 with an @-file argument.
13648 * configure.ac: Add define for HAVE_GNU_LD.
13649 * configure: Regenerate.
13650 * config.in: Regenerate.
13652 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13654 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13655 operand to HI mode.
13660 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13662 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13663 (TARGET_ENCODE_SECTION_INFO): Re-define.
13664 (m32c_encode_section_info): New
13665 (function_vector_handler): New
13666 (current_function_special_page_vector): New
13667 (m32c_special_page_vector_p): New.
13668 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13670 * config/m32c/jump.md: Added instruction JSRS for functions
13671 with attribute "function_vector".
13672 * doc/extend.texi (function_vector): Added description
13673 for M16C, M32C targets.
13675 2007-05-07 DJ Delorie <dj@redhat.com>
13678 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13679 ashrpsi3, lshrpsi3): Update shift count constraint.
13681 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13682 Nathan Froyd <froydnj@codesourcery.com>
13685 * c-incpath.c (add_path): Strip trailing path separators.
13687 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13689 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13690 Free dominance info before purging EH edges.
13691 (eliminate_degenerate_phis): Likewise.
13692 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13694 2007-05-07 Jan Hubicka <jh@suse.cz>
13696 * gimplify.c (gimplify_expr): Do not crash when folding
13697 (void *)(int)&a + 4.
13699 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13702 * c-opts.c (lang_fortran): Make it non static.
13703 * c-common.h (lang_fortran): New prototype.
13704 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13705 -lang-fortran option was passed by the driver.
13707 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13709 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13710 of ASSERT_CHECKING. Tweak message.
13712 2007-05-06 Revital Eres <eres@il.ibm.com>
13715 * loop-unroll.c (insert_var_expansion_initialization):
13716 Initialize the expansions with -zero instead of +zero.
13718 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13720 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13721 into pic and non-pic versions. Mark r19 as used for
13722 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13723 for tgd_load, tld_load and tie_load .
13724 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13725 version of tgd_load, tld_load and tie_load depending on the
13728 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13729 Jakub Jelinek <jakub@redhat.com>
13731 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13732 (__do_global_dtors_aux): Use more paranoid loop to run
13733 destructors if HIDDEN_DTOR_LIST_END.
13734 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13736 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13738 * varasm.c (align_variable): Don't increase alignment for
13739 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13740 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13742 2007-05-04 Josh Conner <jconner@apple.com>
13744 * basic-block.h (cdi_direction): Assign values to all enumeration
13746 (dom_computed): Remove.
13747 (dom_info_state): New.
13748 (set_dom_info_availability): New.
13749 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13750 walk_data.dom_direction.
13751 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13752 instead of dom_computed[].
13753 (split_edge): Likewise.
13754 (create_basic_block): Likewise.
13755 (merge_blocks): Likewise.
13756 * ifcvt.c (find_if_header): Likewise.
13757 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13758 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13759 * tree-ssa.c (verify_ssa): Likewise.
13760 * tree-cfg.c (tree_verify_flow_info): Likewise.
13761 (remove_edge_and_dominated_blocks): Likewise.
13762 * dominance.c (dom_computed): Make static.
13763 (calc_dfs_tree_nonrec): Change third param to a bool.
13764 (calc_dfs_tree): Change second param to a bool.
13765 (calc_idioms): Change second param to a bool. Use
13766 dom_convert_dir_to_idx.
13767 (init_dom_info): Validate dir before using.
13768 (dom_convert_dir_to_idx): New.
13769 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13770 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13771 (free_dominance_info): Use dom_convert_dir_to_idx.
13772 (get_immediate_dominator): Likewise.
13773 (set_immediate_dominator): Likewise.
13774 (get_dominated_by): Likewise.
13775 (redirect_immediate_dominators): Likewise.
13776 (nearest_common_denominator): Likewise.
13777 (dominated_by_p): Likewise.
13778 (bb_dom_dfs_in): Likewise.
13779 (bb_dom_dfs_out): Likewise.
13780 (recount_dominator): Likewise.
13781 (iterate_fix_dominators): Likewise.
13782 (add_to_dominance_info): Likewise.
13783 (delete_from_dominance_info): Likewise.
13784 (first_dom_son): Likewise.
13785 (next_dom_son): Likewise.
13786 (dom_info_available_p): Likewise.
13787 (dom_info_state): New.
13788 (set_dom_info_availability): New.
13790 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13792 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13794 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13796 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13798 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13799 (subdi3, subdi_carry): Delete.
13801 2007-05-04 Jan Hubicka <jh@suse.cz>
13802 Richard Guenther <rguenther@suse.de>
13804 * opts.c (decode_options): Do not fiddle with inlining
13805 parameters in case of optimizing for size.
13806 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13807 for size do nothing.
13808 (cgraph_decide_inlining_of_small_function): When optimizing for
13809 size never inline functions increasing caller size.
13810 (cgraph_early_inlining): Inline for size when optimizing for size.
13812 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13814 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13815 logical operations piecewise.
13816 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13817 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13818 subdi_sesidi_di): Delete.
13819 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13820 the generated sequence. Allow three-reg add in constraints. Rewrite
13821 the rtl expression for carry to avoid zero_extend of a constant.
13822 (sub_with_carry): New pattern.
13823 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13824 different sequence not involving jumps.
13825 (notbi): Now a named pattern.
13827 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13829 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13830 Add the note about a significant loss of accuracy of some
13831 mathematical routines when these options are used.
13833 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13835 * haifa-sched.c (rtx_vec_t): New typedef.
13836 (contributes_to_priority_p): Extract piece of priority () into new
13838 (priority): Use the function. Add assertion.
13839 (rank_for_schedule, set_priorities): Add assertion to check that
13840 insn's priority is initialized.
13841 (clear_priorities, calc_priorities): Change signature. Make it update
13842 all relevant insns. Update all callers ('add_to_speculative_block ()'
13843 and 'create_block_check_twin ()').
13844 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13845 Add new field 'priority_status'.
13846 (INSN_PRIORITY_STATUS): New macro.
13847 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13849 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13851 * sched-ebb.c (debug_ebb_dependencies): New static function.
13852 (init_ready_list): Use it.
13854 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13855 with changed signature and 'debug_rgn_dependencies ()'.
13856 (debug_rgn_dependencies): New static function.
13857 (init_ready_list): Use it.
13859 * sched-int.h (debug_dependencies): Declare.
13861 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13863 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13865 2007-05-04 Dirk Mueller <dmueller@suse.de>
13867 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13869 2007-05-03 Jan Hubicka <jh@suse.cz>
13871 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13872 ((T1)X op (T1)Y), for pointer type in more cases than before.
13874 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13876 * tree-object-size.c (plus_expr_object_size): When operand size is
13877 unknown, return unknown.
13879 2007-05-03 Dirk Mueller <dmueller@suse.de>
13881 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13883 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13886 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13888 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13890 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13892 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13894 * config/soft-fp/double.h, config/soft-fp/extended.h,
13895 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13896 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13897 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13898 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13901 2007-05-03 Ian Lance Taylor <iant@google.com>
13903 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13904 MASK_PPC_GFXOPT for 8540 or 8548.
13906 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13908 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13909 vect_print_dump_info() to output debug information.
13911 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13914 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13915 operands of size 2 when operand is not MEM_P.
13917 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13919 PR tree-optimization/30565
13920 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13922 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13924 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13925 (umulsi3_highpart): Use them.
13926 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13927 for final accumulator to D regisster tranfser.
13929 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13931 PR tree-optimization/31699
13932 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13934 (vect_enhance_data_refs_alignment): Compute peel amount using
13935 TYPE_VECTOR_SUBPARTS instead of vf.
13936 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13938 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13941 * system.h: Remove inclusion of double-int.h
13942 * tree.h: Include double-int.h
13943 * gengtype.c: Likewise
13944 * cfgloop.h: Likewise
13945 * Makefile.in: Adjust dependencies on double-int.h
13947 2007-05-02 Eric Christopher <echristo@apple.com>
13949 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13950 -shared to -Zdynamiclib.
13952 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13955 * c-common.c (strip_pointer_or_array_types): New function.
13956 * c-common.h (strip_pointer_or_array_types): New function declaration.
13958 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13960 PR tree-optimization/31771
13961 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13963 2007-05-02 Paul Brook <paul@codesourcery.com>
13965 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13967 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13969 PR middle-end/29715
13970 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13973 2007-05-02 Nick Clifton <nickc@redhat.com>
13975 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13977 2007-05-02 Richard Guenther <rguenther@suse.de>
13979 PR tree-optimization/31146
13980 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13981 argument, single_use_p. If we have a single use that is
13982 a conversion to the definition rhs type, propagate that rhs.
13983 (forward_propagate_addr_expr): Pass single_use_p argument
13984 to forward_propagate_addr_expr_1.
13986 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13988 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13991 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13993 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13994 'AMD Family 10 core'.
13996 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13998 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13999 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14000 with SSE3 instruction set support.
14001 * doc/invoke.texi: Likewise.
14003 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14005 * config/i386/i386.c (override_options): Tuning 32-byte loop
14006 alignment for amdfam10 architecture. Increasing the max loop
14007 alignment to 24 bytes.
14009 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14011 * config/m68k/constraints.md: New.
14012 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14013 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14014 EXTRA_CONSTRAINT): Remove.
14015 * config/m68k/m68k.md: Include constraints.md.
14016 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14018 2007-05-01 Ian Lance Taylor <iant@google.com>
14020 PR tree-optimization/31739
14021 * tree-vrp.c (vrp_val_is_max): New static function.
14022 (vrp_val_is_min): New static function.
14023 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14025 (set_value_range): Use vrp_val_is_{max,min}.
14026 (extract_range_from_assert): Likewise.
14027 (extract_range_from_binary_expr): Likewise.
14028 (extract_range_from_unary_expr): Likewise.
14029 (dump_value_range, vrp_meet): Likewise.
14030 (vrp_visit_phi_node): Likewise.
14031 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14033 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14035 * config/i386/gmon-sol2.c (size_t): New type.
14036 (intptr_t): Likewise.
14037 (s_textsize): Declare as size_t.
14039 (monstartup): Use size_t for sizes.
14040 (_mcount): Save and restore registers.
14041 (internal_mcount): Pass 0 as the first argument to monstartup
14043 (moncontrol): Convert pointer to appropriately sized integer
14044 before passing to profil.
14046 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14048 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14049 __NO_FPRS__, not just if _SOFT_DOUBLE.
14050 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14051 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14052 also for E500 double.
14053 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14054 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14057 2007-05-01 Richard Guenther <rguenther@suse.de>
14059 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14062 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14064 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14066 2007-05-01 Jan Hubicka <jh@suse.cz>
14068 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14071 2007-05-01 Jan Hubicka <jh@suse.cz>
14073 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14074 (maybe_fold_offset_to_reference): Declare.
14075 * fold-const.c (fold_unary): Do not fold
14076 (type *)&A into &A->field_of_type_and_offset_0
14077 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14078 size is unknown, give up.
14079 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14081 (maybe_fold_offset_to_reference): New.
14082 (maybe_fold_stmt_indirect): Use it.
14083 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14084 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14086 (gimplify_expr): Likewise for plus_expr.
14088 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14090 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14091 bsi_after_labels. Always insert statements before bsi.
14092 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14093 * predict.c (apply_return_prediction): Check for empty blocks.
14094 * cfgexpand.c (lab_rtx_for_bb): New variable.
14095 (label_rtx_for_bb): Do not create new tree labels.
14096 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14097 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14098 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14100 (label_for_bb): Add field used.
14101 (update_eh_label, main_block_label): Mark the label used.
14102 (cleanup_dead_labels): Remove unused labels.
14104 2007-05-01 Richard Guenther <rguenther@suse.de>
14106 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14107 if it is not about to be set.
14108 (get_value_range): Do not pre-allocate equiv bitmap.
14109 (update_value_range): No need to clear equiv field.
14110 (add_equivalence): Change prototype to get bitmap pointer.
14111 Allocate bitmap here if it is not already.
14112 (extract_range_from_assert): Do not allocate bitmap here.
14113 Update callers to add_equivalence.
14114 (extract_range_from_ssa_name): Likewise.
14115 (get_vr_for_comparison): New static helper.
14116 (compare_name_with_value): Handle NULL equiv bitmap by
14117 peeling the first iteration of the comparison loop.
14118 Use get_vr_for_comparison.
14119 (compare_names): Handle NULL equiv bitmaps by using fake
14120 ones. Use get_vr_for_comparison.
14122 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14124 * double-int.c (mpz_set_double_int): Moved from
14125 tree-ssa-loop-niter.c.
14126 (mpz_get_double_int): Likewise; also, add option to wrap
14127 out-of-range integers.
14128 * double-int.h: New prototypes for above.
14129 * tree.c (get_static_type_bounds): Moved from
14130 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14131 TYPE_MAX_VALUE if they exist..
14132 * tree.h: New prototype for above.
14133 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14134 get_type_bounds calls.
14135 (mpz_set_double_int): Move to double-int.c.
14136 (get_type_bounds): Move to tree.c, rename to
14137 get_static_type_bounds.
14138 (mpz_to_double_int): Move to double-int.c, rename to
14139 mpz_get_double_int.
14141 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14143 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14144 DIV0 exception can fall through to a normal return.
14146 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14148 PR middle-end/22156
14149 Temporarily revert:
14150 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14151 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14152 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14153 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14154 initialize align to silence bogus warning.
14155 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14156 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14158 (struct sra_walk_fns): Remove use_all parameter from use.
14159 (sra_hash_tree): Handle BIT_FIELD_REFs.
14160 (sra_elt_hash): Don't hash bitfld blocks.
14161 (sra_elt_eq): Skip them in parent compares as well. Handle
14163 (sra_walk_expr): Don't maintain or pass down use_all_p.
14164 (scan_use): Remove use_all parameter.
14165 (scalarize_use): Likewise. Re-expand assignment to
14166 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14167 output, and re-scalarize after output. Don't mark anything
14169 (scalarize_ldst): Adjust.
14170 (scalarize_walk_gimple_modify_statement): Likewise.
14171 (build_element_name_1): Handle BIT_FIELD_REFs.
14172 (instantiate_element): Don't warn for any element whose parent
14173 is used as a whole.
14174 (instantiate_missing_elements_1): Return the sra_elt.
14175 (canon_type_for_field): New.
14176 (try_instantiate_multiple_fields): New.
14177 (instantiate_missing_elemnts): Use them.
14178 (mark_no_warning): Removed.
14179 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14180 (REPLDUP, sra_build_elt_assignment): New.
14181 (generate_copy_inout): Use them.
14182 (generate_element_copy): Likewise. Handle bitfld differences.
14183 (generate_element_zero): Don't recurse for blocks. Use
14184 sra_build_elt_assignment.
14185 (generate_one_element_int): Take elt instead of var. Use
14186 sra_build_elt_assignment.
14187 (generate_element_init_1): Adjust.
14188 (scalarize_use, scalarize_copy): Use REPLDUP.
14189 (scalarize_ldst): Move assert before dereference.
14190 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14192 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14195 * tree.c (reconstruct_complex_type): Reconstruct a reference
14197 Also use the same mode for the pointer as the old pointer type.
14199 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14201 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14204 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14206 PR rtl-optimization/31676
14207 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14208 (df_refs_record): Call it.
14210 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14212 * rtl.def (SS_ABS): New code.
14213 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14214 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14215 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14216 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14217 (bfin_init_builtins): Define them.
14218 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14219 (bfin_expand_builtin): ... and handle the others here.
14220 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14221 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14222 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14223 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14224 operand is only HImode.
14226 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14228 * regclass.c (scan_one_insn): Remove splitting of
14231 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14232 Nigel Stephens <nigel@mips.com>
14234 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14236 2007-04-28 Jan Hubicka <jh@suse.cz>
14238 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14239 insn_locators_alloc instead of insn_locators_initialize;
14240 call reset_block_changes.
14241 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14242 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14243 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14244 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14245 * config/score/score.c (th_output_mi_thunk): Likewise.
14246 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14247 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14248 tolerate uninitialized locator info.
14251 * function.c (init_function_start): Don't init line number info.
14252 (expand_function_end): Update.
14253 (reset_block_changes, record_block_change, finalize_block_changes,
14254 check_block_change, free_block_changes): Kill.
14255 * function.h (reset_block_changes, record_block_change,
14256 finalize_block_changes, check_block_change, free_block_changes):
14258 (struct function): Remove ib_boundaries_block.
14259 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14260 Use curr_insn_locator to initialize locator.
14261 (emit_line_note): Remove.
14262 * cfgexpand.c (expand_gimple_cond_expr): Update.
14263 (construct_exit_block): Likewise.
14264 (tree_expand_cfg): Initialize/finalize locators.
14265 * expr.c (expand_expr_real): Update.
14266 * cfglayout.c (line_locators_locs, line_locators_lines,
14267 file_locators_locs, file_locators_files): Remove.
14268 (set_block_levels): Move to cfgexpand.c.
14269 (insn_locators_initialize): Remove.
14270 (pass_insn_locators_initialize): Remove.
14271 (locations_locators_locs, locations_locators_vals): New static vars.
14272 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14274 (insn_locators_alloc, insn_locators_finalize,
14275 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14277 (locator_location): New.
14278 (locator_line, locator_file): Rewrite.
14279 * rtl.h (emit_line_note): Kill.
14280 (insn_locators_alloc, insn_locators_finalize,
14281 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14283 * tree-inline.c (initialize_cfun): Do not initialize
14284 ib_boundaries_block.
14285 * passes.c (pass_insn_locators_initialize): Remove.
14287 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14289 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14290 info. Update last_basic_block correctly.
14292 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14295 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14296 register itself to hold the offset constant. Tell flow the use
14297 of r4 and r5 when they are used.
14299 2007-04-27 Richard Guenther <rguenther@suse.de>
14301 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14302 if we simplified anything.
14303 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14304 warnings until we did a simplification and the stmt was not
14305 marked as TREE_NO_WARNING.
14307 2007-04-27 Mike Stump <mrs@apple.com>
14309 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14311 2007-04-27 Ian Lance Taylor <iant@google.com>
14313 PR middle-end/31710
14314 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14315 TYPE_MAX_VALUE exist, convert them to the new type.
14317 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14319 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14320 if it claims to be available.
14321 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14322 edge is redirected.
14323 (perform_tree_ssa_dce): Always free postdominators.
14325 2007-04-27 Richard Henderson <rth@redhat.com>
14327 * config/alpha/predicates.md (aligned_memory_operand): Mark
14328 as define_special_predicate.
14329 (unaligned_memory_operand, normal_memory_operand): Likewise.
14330 (reg_or_unaligned_mem_operand): Remove.
14331 (any_memory_operand): Match the documentation and check for
14332 non-renumbered pseudos during reload.
14333 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14334 alpha_secondary_reload_class, update to new interface, make static.
14335 Handle CQImode like HImode. Remove FP subreg check.
14336 (alpha_expand_mov): Use replace_equiv_address.
14337 (alpha_expand_mov_nobwx): Use any_memory_operand.
14338 (TARGET_SECONDARY_RELOAD): New.
14339 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14340 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14341 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14342 * config/alpha/alpha.md: ... here.
14343 (RELOAD12, reloadmode): New.
14345 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14346 Don't handle the aligned case here.
14347 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14348 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14349 reload_inhi_help. Don't expect a scratch register.
14350 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14352 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14354 2007-04-27 Richard Guenther <rguenther@suse.de>
14356 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14358 2007-04-27 Richard Guenther <rguenther@suse.de>
14360 PR tree-optimization/30965
14361 PR tree-optimization/30978
14362 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14363 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14364 (find_equivalent_equality_comparison): Likewise.
14365 (simplify_cond): Likewise.
14366 (get_prop_source_stmt): New helper.
14367 (get_prop_dest_stmt): Likewise.
14368 (can_propagate_from): Likewise.
14369 (remove_prop_source_from_use): Likewise.
14370 (combine_cond_expr_cond): Likewise.
14371 (forward_propagate_comparison): New function.
14372 (forward_propagate_into_cond): Rewrite to use fold for
14374 (tree_ssa_forward_propagate_single_use_vars): Call
14375 forward_propagate_comparison to propagate comparisons.
14377 2007-04-27 Richard Guenther <rguenther@suse.de>
14379 PR tree-optimization/31715
14380 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14381 sure to do computation on the offset in an appropriate
14384 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14386 * reload.h (elimination_target_reg_p): Declare.
14387 * reload.c (find_reloads): Don't apply the reg_rtx move
14388 optimization if the SET_DEST satisfies elimination_target_reg_p.
14389 * reload1.c (elimination_target_reg_p): New function.
14390 (gen_reload): In the move/add2 fallback, make sure that op0
14391 does not overlap the destination register.
14393 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14395 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14396 transform only GIMPLE_MODIFY_STMTs.
14397 * tree-complex.c (expand_complex_operations_1): Ditto.
14398 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14399 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14400 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14402 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14403 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14404 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14405 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14406 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14407 slpeel_add_loop_guard): Ditto.
14408 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14409 * lambda-code.c (perfect_nestify): Ditto.
14410 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14411 before the first statement.
14412 * tree-optimize.c (execute_free_datastructures): Fix comments.
14413 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14414 * tree-flow.h (disband_implicit_edges): Declaration removed.
14415 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14417 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14418 COND_EXPRs without gotos.
14419 (disband_implicit_edges, has_label_p): Removed.
14420 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14421 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14423 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14425 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14426 also for COND_EXPRs.
14427 * cfgexpand.c (label_rtx_for_bb): New function.
14428 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14429 Use label_rtx_for_bb to find the labels.
14430 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14431 last block. Detect fallthru edges.
14433 2007-04-26 Ian Lance Taylor <iant@google.com>
14436 * reload.c (find_reloads_subreg_address): If the address was valid
14437 in the original mode but not in the new mode, reload the whole
14440 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14442 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14443 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14444 (cleanup_control_expr_graph): Do not invalidate dominance info.
14445 Record altered blocks.
14446 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14447 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14448 cleanup_tree_cfg_bb): New functions.
14449 (remove_forwarder_block): Do not maintain the worklist of blocks.
14450 Record altered blocks.
14451 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14452 not over whole cfg.
14453 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14454 delete_unreachable_blocks if dominators are not available.
14455 * tree-inline.c (optimize_inline_calls): Free dominance information
14457 * tree-flow.h (remove_edge_and_dominated_blocks,
14458 cfgcleanup_altered_bbs): Altered.
14459 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14461 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14463 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14464 do not invalidate dominators.
14466 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14468 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14469 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14470 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14471 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14473 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14475 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14477 2007-04-26 Richard Guenther <rguenther@suse.de>
14479 PR tree-optimization/31703
14480 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14481 the right type for the target of the bittest.
14483 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14485 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14486 ix86_sol10_return_in_memory.
14488 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14490 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14493 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14496 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14498 PR tree-optimization/30558
14499 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14500 clear this_state.prev_try.
14502 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14503 Mark Mitchell <mark@codesourcery.com>
14505 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14506 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14507 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14509 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14512 * doc/invoke.texi (%:print-asm-header): Document.
14513 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14515 (static_spec_functions): Add print-asm-header.
14516 (main): Print a banner before the --target-help linker options.
14517 (print_asm_header_spec_function): New function.
14519 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14522 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14523 (movsf_ie): Likewise.
14525 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14527 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14529 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14531 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14532 exception for divide-by-zero.
14533 (__umodsi3, __modsi3): Likewise.
14535 2007-04-25 Dirk Mueller <dmueller@suse.de>
14537 * c-typeck.c (build_compound_expr): Annotate warning()
14538 call with OPT_Wunused_value.
14539 * tree-ssa.c (warn_uninit): Annotate warning with
14541 * c-common.c (handle_sentinel_attribute): Annotate warning
14542 call with OPT_Wattributes.
14544 2007-04-25 Thiemo Seufer <ths@mips.com>
14546 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14547 (mips16): Fix typo.
14548 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14549 on to the assembler. Improve handling of -mno-mips16. Add handling
14550 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14551 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14552 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14553 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14555 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14558 * config/i386/winnt.c (i386_pe_file_end): Strip only
14559 USER_LABEL_PREFIX when writing export name.
14561 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14563 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14564 sh/elf.h, vx-common.h and vxworks.h.
14565 * config/sh/sh.h: Include config/vxworks-dummy.h.
14566 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14567 (OVERRIDE_OPTIONS): Use it.
14568 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14569 (vxworks_picreg): New pattern.
14570 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14571 VXWORKS_OS_CPP_BUILTINS.
14572 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14573 to their VXWORKS_* equivalents.
14574 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14575 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14576 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14577 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14578 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14579 -mrtp/-fPIC multilibs.
14580 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14581 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14582 (MULTILIB_OSDIRNAMES): Delete.
14584 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14587 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14589 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14591 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14592 rounding mode to be specified by the caller.
14593 (real_to_mpfr) Likewise.
14594 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14595 include new arguments.
14596 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14598 2007-04-24 Ian Lance Taylor <iant@google.com>
14600 PR tree-optimization/31605
14601 * tree-vrp.c (set_value_range): Check that min and max are not
14602 both overflow infinities.
14603 (set_value_range_to_value): New static function.
14604 (extract_range_from_binary_expr): Call set_value_range_to_value.
14605 (extract_range_from_cond_expr): Likewise.
14606 (extract_range_from_expr): Likewise.
14607 (extract_range_from_unary_expr): Likewise. Don't create a range
14608 which overflows on both sides.
14609 (vrp_meet): Check for a useless range.
14610 (vrp_visit_phi_node): If we see a constant which looks like an
14611 overflow infinity, turn off the TREE_OVERFLOW flag.
14613 2007-04-24 Ian Lance Taylor <iant@google.com>
14615 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14617 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14619 PR diagnostic/25923
14620 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14621 diagnostic message is being built.
14622 * tree-pretty-print.c (dump_generic_node): Only write the
14623 formatted text into BUFFER's stream if we are not building a
14624 diagnostic message.
14625 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14627 * Makefile.in (toplev.o): Depend on tree-pass.h.
14629 2007-04-24 Ian Lance Taylor <iant@google.com>
14631 PR tree-optimization/31602
14632 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14633 conditionals in the copied loop header.
14634 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14635 warnings if TREE_NO_WARNING is set.
14636 * doc/invoke.texi (Warning Options): Clarify that
14637 -Wstrict-overflow does not warn about loops.
14639 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14641 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14642 expand on the comment about _Decimal128 arguments and check the
14643 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14644 that _Decimal128 argument uses even/odd register pair.
14645 (function_arg): Ditto.
14647 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14649 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14650 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14652 2007-04-24 Richard Guenther <rguenther@suse.de>
14653 Olga Golovanevsky <olga@il.ibm.com>
14655 * fold-const.c (multiple_of_p): Check for bottom
14658 2007-04-24 Richard Henderson <rth@redhat.com>
14660 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14661 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14662 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14663 looking for non-zero bits shifted out. Avoid a recursive call
14664 when constructing the scalar.
14665 (__floatundisf): Likewise.
14667 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14669 * dwarf2out.c (field_byte_offset): Move the existing logic
14670 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14671 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14673 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14676 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14677 length argument of 0 for memset.
14678 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14679 unsigned shift instead of the signed variant.
14681 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14683 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14684 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14685 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14686 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14687 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14688 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14689 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14690 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14691 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14692 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14693 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14694 "mul<mode>3", "div<mode>3"): Insn definitions added.
14695 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14696 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14697 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14698 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14699 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14700 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14701 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14702 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14703 TARGET_FLOAT_FORMAT): Macro definitions removed.
14704 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14705 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14706 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14707 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14708 (s390_gen_rtx_const_DI): Function removed.
14709 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14711 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14713 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14714 over an external ffs function.
14716 2007-04-24 Chao-ying Fu <fu@mips.com>
14717 Richard Sandiford <richard@nildram.co.uk>
14719 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14720 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14721 (smadd_widen_optab, umadd_widen_optab): Define.
14722 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14724 * genopinit.c (optabs): Fill in smadd_widen_optab and
14726 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14727 and umadd_widen_optab to implement multiply-add sequences.
14728 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14729 (<u>maddsidi4): ...this. Extend condition to include
14730 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14731 of operand 0 to "ka" and use the three-operand form of madd<u>
14733 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14735 * config/mips/constraints.md (ka): New register constraint.
14737 2007-04-24 Jan Hubicka <j@suse.cz>
14741 2007-04-23 Jan Hubicka <jh@suse.cz>
14742 * function.c (init_function_start): Don't init line number info.
14743 (expand_function_end): Update.
14744 (reset_block_changes, record_block_change, finalize_block_changes,
14745 check_block_change, free_block_changes): Kill.
14746 * function.h (reset_block_changes, record_block_change,
14747 finalize_block_changes, check_block_change, free_block_changes):
14749 (struct function): Remove ib_boundaries_block.
14750 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14751 Use curr_insn_locator to initialize locator.
14752 (emit_line_note): Remove.
14753 * cfgexpand.c (expand_gimple_cond_expr): Update.
14754 (construct_exit_block): Likewise.
14755 (tree_expand_cfg): Initialize/finalize locators.
14756 * expr.c (expand_expr_real): Update.
14757 * cfglayout.c (line_locators_locs, line_locators_lines,
14758 file_locators_locs, file_locators_files): Remove.
14759 (set_block_levels): Move to cfgexpand.c.
14760 (insn_locators_initialize): Remove.
14761 (pass_insn_locators_initialize): Remove.
14762 (locations_locators_locs, locations_locators_vals): New static vars.
14763 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14765 (insn_locators_alloc, insn_locators_finalize,
14766 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14768 (locator_location): New.
14769 (locator_line, locator_file): Rewrite.
14770 * rtl.h (emit_line_note): Kill.
14771 (insn_locators_alloc, insn_locators_finalize,
14772 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14774 * tree-inline.c (initialize_cfun): Do not initialize
14775 ib_boundaries_block.
14776 * passes.c (pass_insn_locators_initialize): Remove.
14778 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14780 * doc/invoke.texi: Removed leading '-' from option index entries.
14782 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14784 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14786 (create_phi_node): Use set_phi_nodes.
14787 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14788 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14789 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14790 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14791 (bsi_start, bsi_last): Use bb_stmt_list.
14792 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14793 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14794 Traverse the statements using tsi iterator.
14795 * basic-block.h (struct basic_block_def): Fields stmt_list
14796 and phi_nodes moved to ...
14797 (struct tree_bb_info): ... new structure.
14798 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14799 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14800 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14801 (tree_verify_flow_info): Verify that il.tree is not set for
14802 entry and exit block.
14803 (tree_split_block): Use set_bb_stmt_list.
14805 2007-04-23 Mike Stump <mrs@apple.com>
14807 * config/i386/i386.c (ix86_tune_features
14808 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14811 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14813 * config/i386/i386.md (prefix_extra): New attribute.
14814 (length): Add prefix_extra.
14816 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14817 (sse2_movntv2di): Likewise.
14818 (sse2_cvtps2dq): Likewise.
14819 (sse2_cvtpd2pi): Likewise.
14820 (sse2_cvttpd2pi): Likewise.
14821 (*sse2_cvtpd2ps): Likewise.
14822 (*add<mode>3): Likewise.
14823 (sse2_ssadd<mode>3): Likewise.
14824 (sse2_usadd<mode>3): Likewise.
14825 (*sub<mode>3): Likewise.
14826 (sse2_sssub<mode>3): Likewise.
14827 (sse2_ussub<mode>3): Likewise.
14828 (*mulv8hi3): Likewise.
14829 (*smulv8hi3_highpart): Likewise.
14830 (*umulv8hi3_highpart): Likewise.
14831 (sse2_umulv2siv2di3): Likewise.
14832 (sse2_pmaddwd): Likewise.
14833 (ashr<mode>3): Likewise.
14834 (lshr<mode>3): Likewise.
14835 (ashl<mode>3): Likewise.
14836 (sse2_ashlti3): Likewise.
14837 (sse2_lshrti3): Likewise.
14838 (*umaxv16qi3): Likewise.
14839 (*smaxv8hi3): Likewise.
14840 (*uminv16qi3): Likewise.
14841 (*sminv8hi3): Likewise.
14842 (sse2_eq<mode>3): Likewise.
14843 (sse2_gt<mode>3): Likewise.
14844 (*and<mode>3): Likewise.
14845 (sse2_nand<mode>3): Likewise.
14846 (*ior<mode>3): Likewise.
14847 (*xor<mode>3): Likewise.
14848 (sse2_packsswb): Likewise.
14849 (sse2_packssdw): Likewise.
14850 (sse2_packuswb): Likewise.
14851 (sse2_punpckhbw): Likewise.
14852 (sse2_punpcklbw): Likewise.
14853 (sse2_punpckhwd): Likewise.
14854 (sse2_punpcklwd): Likewise.
14855 (sse2_punpckhdq): Likewise.
14856 (sse2_punpckldq): Likewise.
14857 (sse2_punpckhqdq): Likewise.
14858 (sse2_punpcklqdq): Likewise.
14859 (*sse2_pinsrw): Likewise.
14860 (*sse2_pextrw): Likewise.
14861 (sse2_pshufd_1): Likewise.
14862 (sse2_uavgv16qi3): Likewise.
14863 (sse2_uavgv8hi3): Likewise.
14864 (sse2_psadbw): Likewise.
14865 (sse2_pmovmskb): Likewise.
14866 (*sse2_maskmovdqu): Likewise.
14867 (*sse2_maskmovdqu_rex64): Likewise.
14868 (sse4a_extrqi): Likewise.
14869 (sse4a_extrq): Likewise.
14870 (sse3_lddqu): Set prefix_rep.
14871 (sse3_addsubv4sf3): Likewise.
14872 (sse3_haddv4sf3): Likewise.
14873 (sse3_hsubv4sf3): Likewise.
14874 (sse_cvtss2si): Likewise.
14875 (sse_cvtss2si_2): Likewise.
14876 (sse_cvtss2siq): Likewise.
14877 (sse_cvtss2siq_2): Likewise.
14878 (sse_cvttss2si): Likewise.
14879 (sse_cvttss2siq): Likewise.
14880 (sse2_cvttps2dq): Likewise.
14881 (sse3_movshdup): Likewise.
14882 (sse3_movsldup): Likewise.
14883 (sse2_cvtsd2si): Likewise.
14884 (sse2_cvtsd2si_2): Likewise.
14885 (sse2_cvtsd2siq): Likewise.
14886 (sse2_cvtsd2siq_2): Likewise.
14887 (sse2_cvttsd2si): Likewise.
14888 (sse2_cvttsd2siq): Likewise.
14889 (*sse2_cvtpd2dq): Likewise.
14890 (*sse2_cvttpd2dq): Likewise.
14891 (sse2_pshuflw_1): Likewise.
14892 (sse2_pshufhw_1): Likewise.
14893 (sse4a_insertqi): Likewise.
14894 (sse4a_insertq): Likewise.
14895 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14896 (ssse3_phadddv4si3): Likewise.
14897 (ssse3_phaddswv8hi3): Likewise.
14898 (ssse3_phsubwv8hi3): Likewise.
14899 (ssse3_phsubdv4si3): Likewise.
14900 (ssse3_phsubswv8hi3): Likewise.
14901 (ssse3_pmaddubswv8hi3): Likewise.
14902 (ssse3_pmulhrswv8hi3): Likewise.
14903 (ssse3_pshufbv16qi3): Likewise.
14904 (ssse3_psign<mode>3): Likewise.
14905 (ssse3_palignrti): Likewise.
14906 (abs<mode>2): Likewise.
14907 (ssse3_phaddwv4hi3): Set prefix_extra.
14908 (ssse3_phadddv2si3): Likewise.
14909 (ssse3_phaddswv4hi3): Likewise.
14910 (ssse3_phsubwv4hi3): Likewise.
14911 (ssse3_phsubdv2si3): Likewise.
14912 (ssse3_phsubswv4hi3): Likewise.
14913 (ssse3_pmaddubswv4hi3): Likewise.
14914 (ssse3_pmulhrswv4hi3): Likewise.
14915 (ssse3_pshufbv8qi3): Likewise.
14916 (ssse3_psign<mode>3): Likewise.
14917 (ssse3_palignrdi): Likewise.
14918 (abs<mode>2): Likewise.
14919 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14920 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14921 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14923 2007-04-23 Nick Clifton <nickc@redhat.com>
14925 * params.def: Fix formatting of emacs local variables.
14927 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14929 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14930 move if inter-unit move isn't allowed.
14931 Don't split moving the first element of V2DI to DI to inter-unit
14932 move if inter-unit move isn't allowed.
14934 2007-04-23 Richard Guenther <rguenther@suse.de>
14936 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14937 and CDI_POST_DOMINATORS separately.
14939 2007-04-23 Nick Clifton <nickc@redhat.com>
14941 * c.opt (Wformat-contains-nul): Add warning attribute.
14943 2007-04-23 Jan Hubicka <jh@suse.cz>
14945 * function.c (init_function_start): Don't init line number info.
14946 (expand_function_end): Update.
14947 (reset_block_changes, record_block_change, finalize_block_changes,
14948 check_block_change, free_block_changes): Kill.
14949 * function.h (reset_block_changes, record_block_change,
14950 finalize_block_changes, check_block_change, free_block_changes):
14952 (struct function): Remove ib_boundaries_block.
14953 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14954 Use curr_insn_locator to initialize locator.
14955 (emit_line_note): Remove.
14956 * cfgexpand.c (expand_gimple_cond_expr): Update.
14957 (construct_exit_block): Likewise.
14958 (tree_expand_cfg): Initialize/finalize locators.
14959 * expr.c (expand_expr_real): Update.
14960 * cfglayout.c (line_locators_locs, line_locators_lines,
14961 file_locators_locs, file_locators_files): Remove.
14962 (set_block_levels): Move to cfgexpand.c.
14963 (insn_locators_initialize): Remove.
14964 (pass_insn_locators_initialize): Remove.
14965 (locations_locators_locs, locations_locators_vals): New static vars.
14966 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14968 (insn_locators_alloc, insn_locators_finalize,
14969 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14971 (locator_location): New.
14972 (locator_line, locator_file): Rewrite.
14973 * rtl.h (emit_line_note): Kill.
14974 (insn_locators_alloc, insn_locators_finalize,
14975 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14977 * tree-inline.c (initialize_cfun): Do not initialize
14978 ib_boundaries_block.
14979 * passes.c (pass_insn_locators_initialize): Remove.
14981 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14983 PR middle-end/31448
14984 * expr.c (reduce_to_bit_field_precision): Handle
14987 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14989 PR tree-optimization/24659
14990 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14991 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14992 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14993 * genopinit.c (optabs): Rename vec_pack_mod_optab
14994 to vec_pack_trunc_optab.
14995 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14996 early for scalar floating point operands for NOP_EXPR.
14997 (vectorizable_type_promotion): Ditto.
14998 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14999 vec_pack_trunc_optab.
15000 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15002 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15003 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15004 Rename from VEC_PACK_MOD_EXPR.
15005 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15006 * expr.c (expand_expr_real_1): Ditto.
15007 * tree-inline.c (estimate_num_insns_1): Ditto.
15008 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15010 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15011 (vec_unpacks_lo_v4sf): Ditto.
15012 (vec_pack_trunc_v2df): Ditto.
15013 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15014 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15015 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15017 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15019 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15021 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15022 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15023 packing of floating point operands.
15024 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15025 represent unpacking of floating point operands.
15026 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15027 [vec_unpacks_hi]: Ditto.
15028 [vec_unpacks_lo]: Ditto.
15030 2007-04-22 Jan Hubicka <jh@suse.cz>
15032 * final.c (rest_of_handle_final): Call
15033 targetm.asm_out.constructor/targetm.asm_out.destructor
15034 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15035 proper priority via decl_*_priority_insert.
15036 * c-common.c (c_expand_body): Likewise.
15038 2007-04-22 Richard Guenther <rguenther@suse.de>
15040 PR tree-optimization/29789
15041 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15042 (rewrite_reciprocal): New helper split out from
15043 determine_invariantness_stmt.
15044 (rewrite_bittest): Likewise.
15045 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15046 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15049 2007-04-22 Revital Eres <eres@il.ibm.com>
15051 * loop-unroll.c (var_to_expand): New field to support also
15052 insns of the form x = something + x.
15053 (analyze_insn_to_expand_var): Use it.
15054 (expand_var_during_unrolling): Likewise.
15056 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15058 * predict.c: Include pointer-set.h.
15059 (bb_predictions): New variable.
15060 (tree_predicted_by_p, tree_predict_edge,
15061 remove_predictions_associated_with_edge): Use bb_predictions map
15062 instead of bb->predictions.
15063 (clear_bb_predictions, assert_is_empty): New functions.
15064 (combine_predictions_for_bb): Use bb_predictions map. Call
15065 clear_bb_predictions.
15066 (tree_estimate_probability): Create and free bb_predictions map.
15067 * Makefile.in (predict.o): Add pointer-set.h dependency.
15068 * basic-block.h (struct basic_block_def): Remove predictions
15070 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15072 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15075 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15078 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15080 * timevar.c (timevar_print): Change reference of --disable-checking to
15081 --enable-checking=release. Also warn if assert checking is disabled.
15083 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15086 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15087 decl as addressable if the compound literal was marked as
15089 Mark the decl as a gimple register if it is a complex or
15090 vector decl and does not live in memory.
15092 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15094 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15095 (GENERIC_NEXT): New function macro.
15096 (PHI_CHAIN): Use phi_node's new chain variable.
15097 (tree_phi_node): Change tree_common to tree_base
15098 and add the chain field.
15099 * tree-phinodes.c (make_phi_node): Don't set
15100 TREE_TYPE on the new node.
15101 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15102 instead of checking GIMPLE_TUPLE_P in chain_next.
15103 * tree-vect-transform.c
15104 (get_initial_def_for_induction): Look at
15105 PHI_RESULT_TREE for the type of the phi node.
15106 (update_vuses_to_preheader): Use PHI_CHAIN
15107 instead of TREE_CHAIN on the phi node.
15108 * tree-ssa-structalias.c (compute_points_to_sets):
15110 (ipa_pta_execute): Likewise.
15112 2007-04-21 Richard Guenther <rguenther@suse.de>
15114 PR middle-end/31136
15115 * fold-const.c (fold_unary): Call fold_convert_const on the
15118 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15120 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15121 (store_killed_in_pat): New.
15123 2007-04-20 Richard Henderson <rth@redhat.com>
15126 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15127 TREE_LIST with a void_type_node value, not void_list_node exactly.
15129 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15131 * doc/standards.texi: Re-arrange into language-specific
15132 subsections. Add a C++ section, documenting which standards we
15135 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15137 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15138 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15140 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15142 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15143 ecrti.o and crtbegin.o.
15144 (LIB_DEFAULT_SPEC): Include -lc.
15145 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15147 2007-04-20 Richard Henderson <rth@redhat.com>
15150 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15151 argument; update all callers.
15152 (get_unaligned_offset): New.
15153 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15154 get_unaligned_address, just pass on the address directly.
15155 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15156 the subreg in the helper patterns.
15157 (unaligned_extendqidi_le): Use get_unaligned_offset.
15158 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15159 (unaligned_extendhidi_be): Likewise.
15160 (unaligned_extendhidi): Tidy.
15161 * config/alpha/alpha-protos.h: Update.
15163 2007-04-20 Richard Henderson <rth@redhat.com>
15165 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15166 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15167 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15168 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15169 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15170 (CPP_SPEC): Don't include %(cpp_subtarget).
15171 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15172 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15173 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15175 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15177 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15178 for __builtin_ia32_cmpordss.
15180 PR tree-optimization/31632
15181 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15182 and arg1 for optimizations of comparison against min/max values.
15183 Fold arg0 to arg1's type for optimizations of comparison against
15184 min+1 and max-1 values.
15186 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15188 * reload.c (combine_reloads): When trying to use a dying register,
15189 check whether it's uninitialized and don't use if so.
15191 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15193 * fold-const.c: Remove prototypes for native_encode_expr and
15194 native_interpret_expr.
15195 (native_encode_expr): Make non-static.
15196 (native_interpret_expr): Likewise.
15197 * tree.h: Add prototypes for the above.
15199 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15201 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15202 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15203 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15204 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15205 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15206 Add length attributes.
15208 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15210 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15213 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15214 __STDC_WANT_DEC_FP__.
15216 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15218 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15219 for long double compatibility.
15220 * configure: Regenerate.
15222 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15224 PR rtl-optimization/29841
15225 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15227 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15228 that may cause control flow transfer from being moved.
15230 2007-04-18 Jan Hubicka <jh@suse.cz>
15232 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15235 2007-04-18 Eric Christopher <echristo@apple.com>
15237 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15238 only. Update operands.
15239 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15240 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15241 link register to pic register.
15243 2007-04-18 Dirk Mueller <dmueller@suse.de>
15245 PR diagnostic/31227
15246 * tree-vrp.c (search_for_addr_array): New.
15247 (check_array_bounds): Suppress warning about
15248 address taken of array refs if its not de-referenced.
15250 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15252 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15253 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15255 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15256 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15257 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15259 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15261 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15263 (vect_analyze_scalar_cycles): Fix indentation.
15264 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15265 (vect_mark_relevant): Include phis in relevance analysis.
15267 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15269 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15271 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15272 output_operand_lossage().
15274 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15276 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15277 the unused code for reduction without adjust-in-epilog to simplify the
15280 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15282 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15283 (S390_TDC_NEGATIVE_ZERO): New constant.
15284 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15285 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15286 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15287 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15288 (S390_TDC_POSITIVE_INFINITY): New constant.
15289 (S390_TDC_NEGATIVE_INFINITY): New constant.
15290 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15291 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15292 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15293 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15294 (S390_TDC_INFINITY): New constant.
15295 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15296 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15297 optimization for UNSPEC_CCZ_TO_INT.
15298 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15299 ("*ccz_to_int"): New insn.
15300 ("isinf<mode>2"): New insn.
15301 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15302 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15303 (UNSPEC_CCZ_TO_INT): New constant.
15305 2007-04-18 Richard Guenther <rguenther@suse.de>
15307 PR tree-optimization/19431
15308 PR tree-optimization/21463
15309 * tree-pass.h (pass_phiprop): Declare.
15310 * passes.c (init_optimization_passes): New phiprop pass.
15311 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15312 (phivn_valid_p): New helper function.
15313 (phiprop_insert_phi): Likewise.
15314 (propagate_with_phi): Likewise.
15315 (tree_ssa_phiprop): New propagator propagating loads
15316 through phi nodes if profitable.
15318 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15320 * tree-vect-analyze.c (process_use): New function.
15321 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15322 Check phis in all bbs.
15323 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15326 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15328 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15331 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15334 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15337 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15339 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15341 (sse_vmmulv4sf3): Likewise.
15342 (sse2_vmaddv2df3): Likewise.
15343 (sse2_vmmulv2df3): Likewise.
15345 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15347 PR rtl-optimization/31360
15348 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15349 (target_reg_cost): New.
15350 (init_set_costs): Initialize target_reg_cost. Add comments
15351 regarding the rationale of the costs.
15352 (global_cost_for_size): Renamed to...
15353 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15354 of register pressure.
15355 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15356 estimate_reg_pressure_cost. Add number of ivs.
15357 (determine_set_costs): Dump target_reg_cost.
15358 * loop-invariant.c (gain_for_invariant): Use
15359 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15360 (best_gain_for_invariant, find_invariants_to_move): Remove
15362 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15363 (target_reg_cost): Declare.
15364 (global_cost_for_size): Declaration removed.
15365 (estimate_reg_pressure_cost): Declare.
15367 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15369 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15370 regnos into even/odd register pairs.
15371 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15372 TDmode similar to the other floating point modes.
15373 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15374 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15376 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15377 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15378 (movdd_hardfloat64): Use TARGET_MFPGPR.
15380 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15382 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15385 2005-01-05 Richard Henderson <rth@redhat.com>
15387 * reload1.c (do_input_reload): Restrict the optimization deleteing
15388 a previous output reload to RELOAD_FOR_INPUT.
15390 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15392 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15393 induc_vec_info_type.
15394 (vectorizable_induction): New function declaration.
15395 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15396 check if already vectorized. Find first place in BB where new stmts
15397 can be inserted. Takes only one argument.
15398 (vectorizable_induction): New function.
15399 (vect_transform_stmt): Add case for induc_vec_info_type to call
15400 vectorizable_induction.
15401 (vect_transform_loop): Consider phis for vectorization.
15402 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15404 (analyze_operations): Call vectorizable_induction when analyzing phis.
15406 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15407 (vect_mark_relevant): Include phis in relevance analysis.
15408 (vect_mark_stmts_to_be_vectorize): Likewise.
15409 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15411 2007-04-16 Lawrence Crowl <crowl@google.com>
15413 * doc/invoke.texi (Debugging Options): Add documentation for the
15414 -femit-struct-debug options -femit-struct-debug-baseonly,
15415 -femit-struct-debug-reduced, and
15416 -femit-struct-debug-detailed[=...].
15418 * c-opts.c (c_common_handle_option): Add
15419 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15420 and OPT_femit_struct_debug_detailed_.
15421 * c.opt: Add specifications for
15422 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15423 and -femit-struct-debug-detailed[=...].
15424 * opts.c (set_struct_debug_option): Parse the
15425 -femit-struct-debug-... options.
15426 * opts.c (matches_main_base, main_input_basename,
15427 main_input_baselength, base_of_path, matches_main_base): Add
15428 variables and functions to compare header base name to compilation
15430 * opts.c (should_emit_struct_debug): Add to determine to emit a
15431 structure based on the option.
15432 (dump_struct_debug) Also disabled function to debug this
15434 * opts.c (handle_options): Save the base name of the
15437 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15438 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15439 This hook indicates if a type is generic. Set it by default
15440 to "never generic".
15441 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15442 to determine if a struct type is generic or not.
15443 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15444 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15445 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15446 with live C++ hook.
15448 * flags.h (enum debug_info_usage): Add an enumeration to describe
15449 a program's use of a structure type.
15450 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15451 to indicate the program's usage of the type. Filter structs based
15452 on the -femit-struct-debug-... specification.
15453 (gen_type_die): Split into two routines, gen_type_die and
15454 gen_type_die_with_usage. gen_type_die is now a wrapper
15455 that assumes direct usage.
15456 (gen_type_die_with_usage): Replace calls to gen_type_die
15457 with gen_type_die_with_usage adding the program usage of
15458 the referenced type.
15459 (dwarf2out_imported_module_or_decl): Suppress struct debug
15460 information using should_emit_struct_debug when appropriate.
15462 2007-04-16 Ian Lance Taylor <iant@google.com>
15464 PR tree-optimization/31522
15465 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15466 (vrp_initialize): Allocate vr_phi_edge_counts.
15467 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15468 executable edge. Drop test for all constants.
15469 (vrp_finalize): Free vrp_phi_edge_counts.
15471 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15472 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15474 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15475 predecessors at head rather than tail.
15477 2007-04-16 Matthias Klose <doko@debian.org>
15479 * config/alpha/linux.h (CPP_SPEC): Define.
15480 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15482 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15484 * function.h: Remove sequence_stack extern declaration.
15486 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15488 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15490 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15493 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15495 * config/avr/avr.c (avr_arch_types): Rearranging array.
15496 (enum avr_arch): Add.
15497 (avr_mcu_types): Use avr_arch enumeration constants instead of
15499 * config/avr/avr.h (LINK_SPEC): Simplify.
15501 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15503 * config/m68k/m68k.c (m68k_libcall_value,
15504 m68k_function_value): Use macros for register names more.
15506 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15508 (M68K_REGNAME): Use A6_REG.
15509 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15511 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15513 PR middle-end/28071
15514 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15515 'pending_read_list_length' and 'pending_write_list_length'. Update
15517 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15518 to handle two length counters instead of one. Update all uses.
15519 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15520 two length counters instead of one.
15521 * sched-rgn.c (propagate_deps): Update to handle two length counters
15524 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15527 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15528 copy of source, pass it to ix86_expand_vector_set and return
15531 2007-04-16 David Ung <davidu@mips.com>
15532 Joseph Myers <joseph@codesourcery.com>
15534 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15535 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15536 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15537 Add 74K processor information.
15538 * config/mips/mips.md: Include 74k.md.
15539 (cpu): Add 74kc,74kf,74kx.
15540 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15541 * config/mips/74k.md: New.
15542 * doc/invoke.texi (MIPS Options): Document 74K support.
15544 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15546 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15547 vectorizable_* functions.
15548 * tree-vect-transform.c (vectorizable_call): Add check for
15549 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15550 (vectorizable_store): likewise.
15551 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15553 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15554 (vectorizable_type_promotion, vectorizable_load): Likewise.
15555 (vectorizable_live_operation, vectorizable_condition): Likewise.
15556 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15558 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15560 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15562 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15563 register numbers more.
15564 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15565 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15566 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15567 FUNCTION_VALUE_REGNO_P): Likewise.
15568 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15569 STATIC_CHAIN_REGNUM): Likewise.
15570 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15571 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15572 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15573 * config/m68k/m68k.md (FP_REG): New.
15575 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15577 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15580 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15582 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15583 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15586 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15588 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15591 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15594 * c-decl.c (finish_decl): Grab the type of the decl after the call
15595 to store_init_value.
15597 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15599 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15601 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15604 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15605 dominators, post dominators and cleanup cfg before returning.
15607 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15609 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15610 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15612 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15614 * config.gcc: Recognize fido.
15615 * config/m68k/m68k-devices.def (fidoa): New.
15616 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15618 (FL_FIDOA, TARGET_FIDOA): New.
15619 * config/m68k/m68k.opt (mfidoa): New.
15621 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15623 PR middle-end/31322
15624 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15625 when a personality function is used.
15627 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15629 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15631 2007-04-13 Mike Stump <mrs@apple.com>
15633 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15635 * config/darwin.opt (fapple-kext): Make C++ only.
15636 * config/darwin.c (darwin_override_options): Remove code to ensure
15637 -fapple-kext is given for C++ only.
15639 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15641 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15642 * config/mips/mips.c (override_options): Call
15643 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15645 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15647 * config/i386/i386.opt (msvr3-shlib): Removed.
15649 * doc/invoke.texi: Remove -msvr3-shlib.
15651 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15653 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15654 with "popcnt" instruction.
15656 2007-04-13 Richard Guenther <rguenther@suse.de>
15658 PR tree-optimization/21258
15659 * tree-vrp.c (compare_case_labels): New helper.
15660 (find_switch_asserts): New function.
15661 (find_assert_locations): Call it for SWITCH_EXPRs.
15663 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15665 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15666 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15667 check is now implied in X87_FLOAT_MODE_P.
15668 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15669 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15670 (fix_trunc<mode>_i386_fisttp): Ditto.
15671 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15672 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15673 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15674 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15675 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15676 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15677 (unnamed_splitters): Ditto.
15678 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15679 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15680 FIRST_SSE_REG for local functions when SSE math is enabled or
15681 for functions with sseregparm attribute.
15682 (standard_80387_constant_p): Return -1 if mode is not
15684 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15685 (ix86_expand_compare): Ditto.
15686 (ix86_expand_carry_flag_compare): Ditto.
15687 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15688 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15689 DECIMAL_FLOAT_MODE_P.
15690 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15691 of SCALAR_FLOAT_MODE_P.
15692 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15693 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15694 checks before FLOAT_MODE_P.
15695 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15696 before FLOAT_MODE_P.
15701 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15703 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15704 Charles Wilson <libtool@cwilson.fastmail.fm>
15706 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15707 (libgcc.mvars): Don't depend on them.
15708 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15709 * exec-tool.in: New.
15711 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15713 * doc/invoke.text (--help): Document --help=common.
15715 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15717 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15719 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15721 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15722 * genemit.c (main): Emit #include "integrate.h".
15723 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15724 (LOADGP_RTP): New mips_loadgp_style.
15725 * config/mips/mips.h: Include config/vxworks-dummy.h.
15726 (TARGET_RTP_PIC): New macro.
15727 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15728 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15729 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15730 for TARGET_RTP_PIC.
15731 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15732 -mvxworks-pic when using -mrtp and a PIC option.
15733 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15735 (mips_symbolic_constant_p, mips_symbolic_address_p)
15736 (mips_symbol_insns): Handle SYMBOL_HALF.
15737 (override_options): Warn about -G and -mrtp being used together.
15738 Initialize mips_lo_relocs[SYMBOL_HALF].
15739 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15740 (mips_emit_loadgp): Handle LOADGP_RTP.
15741 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15742 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15743 (tablejump): Handle function-relative case table entries if
15745 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15747 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15749 * config/mips/mips.md (load_call<mode>): Allow any general register.
15751 (sibcall_value_internal, sibcall_value_multiple_internal)
15752 (call_value_internal, call_value_split, call_value_multiple_internal)
15753 (call_value_multiple_split): Remove constraints from operand 0.
15755 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15757 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15758 rather than loadgp_noshared.
15759 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15760 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15762 * config/mips/mips.md (loadgp): Rename to...
15763 (loadgp_newabi): ...this.
15764 (loadgp_noshared): Rename to...
15765 (loadgp_absolute): ...this.
15767 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15769 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15770 false for locally-binding symbols.
15771 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15773 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15775 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15776 (SYMBOL_GOT_PAGE_OFST): ...this.
15777 (SYMBOL_GOT_GLOBAL): Rename to...
15778 (SYMBOL_GOT_DISP): ...this.
15779 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15780 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15781 * config/mips/mips.c (mips_global_symbol_p): New function.
15782 (mips_symbol_binds_local_p): Likewise.
15783 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15784 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15785 mips_global_symbol_p and mips_symbol_binds_local_p.
15786 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15787 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15788 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15789 SYMBOL_GOTOFF_DISP.
15790 (mips_ok_for_lazy_binding_p): New function.
15791 (mips_load_call_address, mips_expand_call): Use it.
15792 (mips_dangerous_for_la25_p): Likewise.
15793 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15794 (*got_disp<mode>): Use got_disp_operand instead of
15795 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15796 SYMBOL_GOTOFF_GLOBAL.
15797 (*got_page<mode>): Use got_page_ofst_operand instead of
15799 * config/mips/predicates.md (const_call_insn_operand): Use
15800 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15801 (global_got_operand): Rename to...
15802 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15804 (local_got_operand): Rename to...
15805 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15806 of SYMBOL_GOT_LOCAL.
15808 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15810 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15811 TARGET_CALL_CLOBBERED_GP.
15812 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15813 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15814 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15815 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15816 of TARGET_ABICALLS && !TARGET_NEWABI.
15817 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15818 * config/mips/mips.c (mips_load_call_address): Check
15819 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15820 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15821 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15822 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15823 TARGET_ABICALLS && TARGET_NEWABI.
15824 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15826 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15827 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15828 TARGET_ABICALLS && TARGET_NEWABI.
15829 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15830 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15831 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15832 whether indirect calls must use $25.
15833 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15835 * config/mips/mips.md (jal_macro): Check flag_pic and
15836 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15837 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15838 instead of TARGET_ABICALLS.
15839 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15840 TARGET_ABICALLS && TARGET_OLDABI.
15841 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15842 (sibcall): In the comment above the define_insn, mention
15843 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15844 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15845 instead of TARGET_ABICALLS.
15847 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15849 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15850 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15851 (MACFLAGS_MATCH_P): New macro.
15852 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15853 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15854 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15855 the other MACFLAG constants.
15856 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15857 (flag_machi): Tighten constraints. Renumber some of the operands.
15858 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15860 (flag_machi_parts_acconly): New pattern.
15861 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15863 (flag_macinit1hi): Tighten constraints.
15864 (flag_mul_macv2hi_parts_acconly): New pattern.
15866 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15867 Use a more efficient implementation.
15868 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15869 inline sequences when not optimizing for size.
15871 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15872 movhi_high2low): Delete, merge functionality into...
15873 (packv2hi): ... this pattern.
15875 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15876 * config/bfin/bfin.opt (msim): New option.
15877 (mcpu=): New option.
15878 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15879 (bfin_cpu_t): Typedef of enum bfin_cpu.
15880 (bfin_cpu_type): New declaration.
15881 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15882 -msim and -mcpu= options.
15883 (LIB_SPEC): Likewise.
15884 * config/bfin/bfin.c (bfin_cpu_type): Define.
15885 (bfin_handle_option): Handle -mcpu= option.
15886 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15887 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15888 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15890 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15892 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15893 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15894 (powerpc-wrs-vxworksae): Use ${tm_file}.
15895 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15896 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15897 * config/i386/vx-common.h: New file.
15899 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15901 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15904 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15906 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15909 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15913 * c-common.c (c_build_qualified_type): Set canonical type
15916 2007-04-12 Richard Guenther <rguenther@suse.de>
15918 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15919 lower bound and element size if lower bound is not zero
15920 or either of the ARRAY_REF operands is set.
15922 2007-04-12 Richard Guenther <rguenther@suse.de>
15924 PR tree-optimization/24689
15925 PR tree-optimization/31307
15926 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15928 * gimplify.c (canonicalize_addr_expr): To be consistent with
15929 gimplify_compound_lval only set operands two and three of
15930 ARRAY_REFs if they are not gimple_min_invariant. This makes
15931 it never at this place.
15932 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15934 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15936 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15937 null before emitting a .nsubspa directive.
15939 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15941 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15942 need_to_partition_p if there are no memory statements in the
15945 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15947 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15948 (gcd_of_steps_may_divide_p): New function.
15949 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15951 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15953 * reload.c (find_reloads_toplev, find_reloads_address,
15954 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15955 not a pointer equality test, to decide if we need to call
15956 push_reg_equiv_alt_mem.
15958 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15960 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15961 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15963 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15965 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15967 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15968 vector to be positive.
15970 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15974 * doc/invoke.texi: Document --params max-aliased-vops and
15976 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15977 debug_memory_partitions): Move to tree-flow.h
15978 * params.h (AVG_ALIASED_VOPS): Define.
15979 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15981 (mp_info_t): Likewise.
15982 (get_mem_sym_stats_for): New.
15983 (set_memory_partition): Move from tree-flow-inline.h.
15984 (mark_non_addressable): Only clear the set of symbols for the
15985 partition if it exists.
15986 (dump_memory_partitions): Move from tree-ssa-operands.c
15987 (debug_memory_partitions): Likewise.
15988 (need_to_partition_p): New.
15989 (dump_mem_ref_stats): New.
15990 (debug_mem_ref_stats): New.
15991 (dump_mem_sym_stats): New.
15992 (debug_mem_sym_stats): New.
15993 (update_mem_sym_stats_from_stmt): New.
15994 (compare_mp_info_entries): New.
15995 (mp_info_cmp): Call it.
15996 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15998 (get_mpt_for): Move from tree-ssa-operands.c.
15999 (find_partition_for): New.
16000 (create_partition_for): Remove.
16001 (estimate_vop_reduction): New.
16002 (update_reference_counts): New.
16003 (build_mp_info): New.
16004 (compute_memory_partitions): Refactor.
16005 Document new heuristic.
16006 Call build_mp_info, update_reference_counts,
16007 find_partition_for and estimate_vop_reduction.
16008 (compute_may_aliases): Populate virtual operands before
16009 calling debugging dumps.
16010 (delete_mem_sym_stats): New.
16011 (delete_mem_ref_stats): New.
16012 (init_mem_ref_stats): New.
16013 (init_alias_info): Call it.
16014 (maybe_create_global_var): Remove alias_info argument.
16015 Get number of call sites and number of pure/const call sites
16016 from gimple_mem_ref_stats().
16017 (dump_alias_info): Call dump_memory_partitions first.
16018 (dump_points_to_info_for): Show how many times a pointer has
16020 * opts.c (decode_options): For -O2 set --param
16021 max-aliased-vops to 500.
16022 For -O3 set --param max-aliased-vops to 1000 and --param
16023 avg-aliased-vops to 3.
16024 * fortran/options.c (gfc_init_options): Remove assignment to
16026 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16027 * tree-dfa.c (dump_variable): Dump memory reference
16029 Dump NO_ALIAS* settings.
16030 (referenced_var_lookup): Tidy.
16031 (mem_sym_stats): New.
16032 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16033 and ORIG are different SSA names for a memory partition.
16034 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16035 * tree-flow.h (struct mem_sym_stats_d): Define.
16036 (mem_sym_stats_t): Define.
16037 (struct mem_ref_stats_d): Define.
16038 (struct gimple_df): Add field mem_ref_stats.
16039 (enum noalias_state): Define.
16040 (struct var_ann_d): Add bitfield noalias_state.
16041 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16042 debug_mem_ref_stats, debug_memory_partitions,
16043 debug_mem_sym_stats): Declare.
16044 * tree-ssa-structalias.c (update_alias_info): Update call
16045 sites, pure/const call sites and asm sites in structure
16046 returned by gimple_mem_ref_stats.
16047 Remove local variable IS_POTENTIAL_DEREF.
16048 Increase NUM_DEREFS if the memory expression is a potential
16050 Call update_mem_sym_stats_from_stmt.
16051 If the memory references memory, call
16052 update_mem_sym_stats_from_stmt for all the direct memory
16053 symbol references found.
16054 (intra_create_variable_infos): Set noalias_state field for
16055 pointer arguments according to the value of
16056 flag_argument_noalias.
16057 * tree-ssa-structalias.h (struct alias_info): Remove fields
16058 num_calls_found and num_pure_const_calls_found.
16059 (update_mem_sym_stats_from_stmt): Declare.
16060 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16061 Set default value to 100.
16062 (PARAM_AVG_ALIASED_VOPS): Define.
16064 2007-04-11 Richard Guenther <rguenther@suse.de>
16066 PR middle-end/31530
16067 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16068 a * -b + c as c - a * b if we honor sign dependent rounding.
16070 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16072 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16073 bfin_expand_strmov.
16074 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16075 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16077 (initialize_trampoline): Don't use old-style function definition.
16078 (bfin_secondary_reload): Mark IN_P argument as unused.
16080 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16082 PR tree-optimization/31343
16083 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16084 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16085 * testsuite/gcc.dg/vect/pr31343.c: New.
16087 2007-04-10 Eric Christopher <echristo@apple.com>
16089 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16090 * config/i386/i386.md (*cmpfp0): Use.
16091 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16092 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16093 (fix_trunc<mode>_i386_fisttp): Ditto.
16094 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16095 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16096 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16097 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16098 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16099 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16100 (unnamed_splitters): Ditto.
16101 * config/i386/i386.c (output_fix_trunc): Assert that
16102 we're not being passed a TFmode operand.
16104 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16106 PR tree-optimization/31526
16107 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16108 n_basic_blocks to find newly added blocks.
16110 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16112 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16114 (fix_trunc<mode>si_sse): Ditto.
16115 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16116 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16117 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16118 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16119 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16120 expander using SSEMODEF mode macro.
16121 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16122 expander using SSEMODEF mode macro.
16123 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16124 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16125 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16126 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16127 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16128 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16129 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16130 Macroize insn using X87MODEF mode macro.
16132 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16134 * config/i386/sse.md (sse2_pinsrw): Removed.
16135 (sse2_pextrw): Renamed to ...
16136 (*sse2_pextrw): This.
16138 2007-04-09 Jan Hubicka <jh@suse.cz>
16141 * config/i386/sse.md
16142 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16143 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16144 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16145 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16147 2007-04-09 Jan Hubicka <jh@suse.cz>
16149 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16150 multiple fields of union.
16152 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16154 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16155 (create_preheaders): Check that loops are available.
16156 (fix_loop_structure): Clean up, improve comments.
16157 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16158 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16160 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16161 * predict.c (tree_estimate_probability): Do not call
16162 calculate_dominance_info. Call create_preheaders.
16163 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16164 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16166 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16167 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16168 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16169 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16172 2007-04-08 Jan Hubicka <jh@suse.cz>
16174 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16175 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16176 * fold-const.c (fold_unary): Use it.
16178 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16180 * varasm.c (assemble_variable): Remove call to
16181 lang_hooks.decls.prepare_assemble_variable.
16182 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16183 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16184 * langhooks.h (lang_hooks_for_decls): Remove
16185 prepare_assemble_variable.
16187 2007-04-08 Mike Stump <mrs@apple.com>
16189 * config/i386/i386.c: Use inc/dec on Core2.
16191 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16193 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
16194 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16195 lhd_tree_inlining_end_inlining): Remove.
16196 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16197 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16198 end_inlining hooks.
16199 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16200 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16201 lhd_tree_inlining_end_inlining): Remove prototypes.
16202 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16203 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16204 LANG_HOOKS_TREE_INLINING_START_INLINING,
16205 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16207 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16210 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16213 * config/avr/predicates.md (io_address_operand): Delete predicate.
16214 (low_io_address_operand): Don't use 'mode' argument.
16215 (higth_io_address_operand): Rename ...
16216 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16217 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16220 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16222 Revert change removing staticp.
16224 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16227 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16230 2007-04-07 Bruce Korb <bkorb@gnu.org>
16232 * c.opt: Add -Wformat-contains-nul.
16233 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16235 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16236 the NUL byte warning.
16238 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16240 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16242 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16244 * tree.c (staticp): No longer use staticp langhook.
16245 * langhooks.c (lhd_staticp): Removed.
16246 * langhooks.h (struct lang_hooks): Remove staticp.
16247 * c-common.c (c_staticp): Remove.
16248 * c-common.h (c_staticp): Ditto.
16249 * langhooks-defs.h (lhd_staticp): Ditto.
16250 (LHD_HOOKS_STATICP): Ditto
16251 * tree.h (gcc_assert_lowered): New macro.
16253 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16255 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16256 argument "reliable".
16257 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16258 Add argument "reliable". Propagate it through calls.
16259 (infer_loop_bounds_from_undefined): Derive number of iterations
16260 estimates from references in blocks that do not dominate loop latch.
16261 (gcov_type_to_double_int): New function.
16262 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16263 and expected_loop_iterations_unbounded.
16264 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16265 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16266 * tree-data-ref.c (estimated_loop_iterations): Export.
16267 (get_references_in_stmt): Fix -- do not return addresses of local
16269 * cfgloop.h (expected_loop_iterations_unbounded,
16270 estimated_loop_iterations): Declare.
16272 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16274 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16276 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16278 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16279 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16280 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16281 Use output_387_reg_move().
16282 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16283 expander using X87MODEF12 mode macro.
16284 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16285 choosing register preferences. Use output_387_reg_move().
16286 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16287 instead of "x". Use output_387_reg_move().
16288 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16289 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16290 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16291 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16292 Use output_387_reg_move().
16293 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16295 (*truncxf?f_i387 splitter): Ditto.
16297 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16299 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16300 LANG_HOOKS_SAFE_FROM_P.
16301 * expr.c (safe_from_p): Remove langhook call.
16302 * langhooks.h (lang_hooks): Remove safe_from_p.
16303 (lhd_safe_from_p): Remove prototype.
16304 * langhooks.c (lhd_safe_from_p): Remove.
16306 2007-04-06 Jan Hubicka <jh@suse.cz>
16308 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16311 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16313 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16314 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16315 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16316 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16318 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16319 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16321 2007-04-05 Richard Henderson <rth@redhat.com>
16323 * config/alpha/alpha.c (print_operand) [+]: Remove.
16324 (alpha_end_function): Print nop if call at end of function.
16325 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16326 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16327 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16328 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16329 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16330 the call pattern. Update peepholes to match.
16332 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16334 * doc/extend.texi (Other Builtins): Add decimal float variants
16336 * builtins.def: Ditto.
16337 * builtins.c (expand_builtin): Ditto.
16339 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16340 H.J. Lu <hongjiu.lu@intel.com>
16343 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16344 of V8HImode when calling ix86_binary_operator_ok.
16345 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16346 (sdot_prodv8hi): Operands 1 and 2 must be register.
16348 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16350 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16351 initialize align to silence bogus warning.
16353 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16355 PR middle-end/22156
16356 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16358 (struct sra_walk_fns): Remove use_all parameter from use.
16359 (sra_hash_tree): Handle BIT_FIELD_REFs.
16360 (sra_elt_hash): Don't hash bitfld blocks.
16361 (sra_elt_eq): Skip them in parent compares as well. Handle
16363 (sra_walk_expr): Don't maintain or pass down use_all_p.
16364 (scan_use): Remove use_all parameter.
16365 (scalarize_use): Likewise. Re-expand assignment to
16366 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16367 output, and re-scalarize after output. Don't mark anything
16369 (scalarize_ldst): Adjust.
16370 (scalarize_walk_gimple_modify_statement): Likewise.
16371 (build_element_name_1): Handle BIT_FIELD_REFs.
16372 (instantiate_element): Don't warn for any element whose parent
16373 is used as a whole.
16374 (instantiate_missing_elements_1): Return the sra_elt.
16375 (canon_type_for_field): New.
16376 (try_instantiate_multiple_fields): New.
16377 (instantiate_missing_elemnts): Use them.
16378 (mark_no_warning): Removed.
16379 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16380 (REPLDUP, sra_build_elt_assignment): New.
16381 (generate_copy_inout): Use them.
16382 (generate_element_copy): Likewise. Handle bitfld differences.
16383 (generate_element_zero): Don't recurse for blocks. Use
16384 sra_build_elt_assignment.
16385 (generate_one_element_int): Take elt instead of var. Use
16386 sra_build_elt_assignment.
16387 (generate_element_init_1): Adjust.
16388 (scalarize_use, scalarize_copy): Use REPLDUP.
16389 (scalarize_ldst): Move assert before dereference.
16390 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16392 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16394 * regmove.c: Fix unused variable warnings due to previous commit.
16396 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16398 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16399 (regmove_bb_head): Remove.
16400 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16401 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16402 problems with fixup_match_1.
16403 Don't initialize/free regmove_bb_head.
16405 (reg_is_remote_constant_p): If an insn is in the same basic block
16406 but not before INSN, consider it remote, too.
16408 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16411 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16412 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16414 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16416 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16417 (CONDITIONAL_REGISTER_USAGE): Likewise.
16419 2007-04-04 Richard Henderson <rth@redhat.com>
16421 * config/alpha/lib1funcs.asm: Remove unused file.
16423 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16426 * opts.c (print_specific_help): Fix --help=<language>
16428 (common_handle_option): Support --help=common.
16430 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16433 * gcc.c (main): Do not run the linker if
16434 print_subprocess_help indicates that it shouldn't be
16437 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16440 * doc/invoke.texi (--help=): Document <languages> value, fix
16441 formatting in tables of values.
16443 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16445 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16446 dllimport attribute of virtual methods.
16448 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16450 * config/score/crti.asm: Change _bss_start to __bss_start.
16451 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16452 (OUTGOING_REG_PARM_STACK_SPACE) update.
16453 * config/score/score.opt: add options to make backend support
16454 score5, score5u, score7 and score7d.
16455 * config/score/score.md: Likewise.
16456 * config/score/misc.md: Likewise.
16457 * config/score/mac.md: Likewise.
16458 * doc/invoke.texi: Likewise.
16459 * doc/md.texi: update constraints define.
16461 2007-04-03 Richard Henderson <rth@redhat.com>
16463 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16464 an appropriate type, use the mode instead.
16466 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16468 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16469 Set the default --with-arch setting to mips2.
16470 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16471 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16472 (MULTILIB_OSDIRNAMES): Delete.
16473 (MULTILIB_DIRNAMES): Define.
16474 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16475 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16476 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16477 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16478 VXWORKS_OS_CPP_BUILTINS.
16479 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16480 (MIPS_DEBUGGING_INFO): Undefine.
16481 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16483 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16485 PR middle-end/30704
16486 * fold-const.c (native_encode_real): Encode real.c provided longs
16487 as a series of 32-bit native integers.
16488 (native_interpret_real): Interpret buffer as a series of 32-bit
16491 2007-04-03 Richard Guenther <rguenther@suse.de>
16493 * genpreds.c (write_insn_constraint_len): Write function
16494 optimized for CONSTRAINT_LEN implementation.
16495 (write_tm_preds_h): Output insn_constraint_len inline and
16496 use it for CONSTRAINT_LEN.
16497 (write_insn_preds_c): Don't output insn_constraint_len.
16498 * doc/md.texi (define_register_constraint): Document multi-letter
16499 constraints shall have the same length if they start with the same
16502 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16505 * config/i386/i386.md (isinf<mode>2): Expand only when
16506 TARGET_C99_FUNCTIONS is set.
16508 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16510 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16511 (x86_64-*-linux*): Ditto.
16512 * config/i386/i386.opt (mpc): New option.
16513 * config/i386/i386.c (overrride_options): Handle
16514 ix87_precision_string.
16515 * config/i386/crtprec.c: New file.
16516 * config/i386/t-crtpc: Ditto.
16517 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16518 and -mpc80 options.
16519 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16520 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16521 crtprec32.o, crtprec64.o and crtprec80.o.
16523 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16524 and -mpc80 options.
16525 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16527 2007-04-02 Eric Christopher <echristo@apple.com>
16529 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16530 limitations on darwin.
16532 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16535 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16537 2007-04-02 Dave Korn <dave.korn@artimi.com>
16539 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16541 2007-04-02 Dave Korn <dave.korn@artimi.com>
16543 * libgcc2.h (exception_descriptor): Don't forward-declare.
16544 (__get_eh_table_language, __get_eh_table_version): Delete
16545 prototypes of long-dead functions.
16547 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16549 * ebitmap.h: New file
16550 * ebitmap.c: New file
16551 * Makefile.in (ebitmap.o): New target.
16553 2007-04-01 Jan Hubicka <jh@suse.cz>
16555 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16556 before very first instruction.
16558 2007-04-01 Jan Hubicka <jh@suse.cz>
16560 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16561 waring on 64bit hosts.
16562 * bitmap.h: Fix typo in bitmap_head_def.
16564 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16566 PR rtl-optimization/31391
16567 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16568 into a DELETED_LABEL note, and the label is in an empty basic
16569 block, update BB_END as well as BB_HEAD.
16571 2007-04-01 Richard Henderson <rth@redhat.com>
16573 PR tree-optimization/31169
16574 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16575 to varying if the range is outside [0, prec-1].
16577 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16580 * config/mips/mips.md (load_const_gp): New insn.
16581 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16582 the MIPS16 GP pseudo register if no_new_pseudos.
16583 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16585 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16588 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16590 (call_value): Likewise.
16592 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16593 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16596 * doc/invoke.texi: (optimization options): Reword description
16597 of -ffast-math. Document its primary purpose.
16599 2007-03-31 Richard Guenther <rguenther@suse.de>
16601 * omp-low.c (splay-tree.h): Include.
16602 (lookup_decl): Replace splay-tree usage by pointer-map.
16603 (maybe_lookup_decl): Likewise.
16604 (new_omp_context): Likewise.
16605 (delete_omp_context): Likewise.
16606 * gimplify.c (splay-tree.h): Include.
16607 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16609 (remap_ssa_name): Likewise.
16610 (remap_decl): Likewise.
16611 (remap_type_1): Likewise.
16612 (remap_type): Likewise.
16613 (copy_body_r): Likewise.
16614 (expand_call_inline): Likewise.
16615 (clone_body): Likewise.
16616 (copy_tree_r): Likewise.
16617 (remap_save_expr): Likewise.
16618 (unsave_r): Likewise.
16619 (unsave_expr_now): Likewise.
16620 (tree_function_versioning): Likewise.
16621 (build_duplicate_type): Likewise.
16622 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16623 (struct copy_body_data): Replace splay-tree by pointer-map.
16624 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16625 not $(SPLAY_TREE_H).
16626 (gimplify.o): Depend on $(SPLAY_TREE_H).
16627 (omp-low.p): Likewise.
16629 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16631 * config/avr/predicates.md (even_register_operand,
16632 odd_register_operand): New predicates.
16633 * config/avr/avr.md (movw peephole2): New.
16634 (movw_r peephole2): New.
16636 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16638 * tree.h (get_signed_or_unsigned_type): New.
16639 * fold-const.c (operand_equal_for_comparison_p): Use
16640 get_signed_or_unsigned_type instead of
16641 lang_hooks.types.signed_or_unsigned_type.
16642 * expr.c (store_expr): Ditto.
16643 * langhooks.c (get_signed_or_unsigned_type): New.
16644 (lhd_signed_or_unsigned_type): New.
16645 * langhooks.h (lhd_signed_or_unsigned_type): New.
16646 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16648 2007-03-30 Richard Henderson <rth@redhat.com>
16650 * tree-ssa-loop-ivopts.c: Include target.h.
16651 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16652 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16653 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16654 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16656 2007-03-30 Richard Henderson <rth@redhat.com>
16657 Kai Tietz <kai.tietz@onevision.com>
16659 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16660 default for 64-bit.
16661 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16662 (TARGET_64BIT_MS_ABI): New.
16663 (DBX_REGISTER_NUMBER): Handle 64-bit.
16664 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16665 (LONG_TYPE_SIZE): Force to 32.
16666 (REG_PARM_STACK_SPACE): New.
16667 (OUTGOING_REG_PARM_STACK_SPACE): New.
16668 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16669 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16670 (STACK_BOUNDARY): Use 128 for 64-bit.
16671 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16672 Add 64-bit implementation.
16673 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16675 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16676 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16677 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16678 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16679 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16680 TARGET_64BIT_MS_ABI.
16681 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16682 (ix86_pass_by_reference): Likewise.
16683 (ix86_function_value_regno_p): Likewise.
16684 (ix86_build_builtin_va_list): Likewise.
16685 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16686 (function_arg_advance_ms_64): New.
16687 (function_arg_advance): Call it.
16688 (function_arg_ms_64): New.
16689 (function_arg): Call it.
16690 (function_value_ms_64): New.
16691 (ix86_function_value_1): Call it.
16692 (return_in_memory_ms_64): New.
16693 (ix86_return_in_memory): Call it.
16694 (setup_incoming_varargs_ms_64): New.
16695 (ix86_setup_incoming_varargs): Call it.
16696 (ix86_expand_prologue): Handle 64-bit stack probing.
16697 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16698 (output_pic_addr_const): Likewise.
16699 (x86_this_parameter): Likewise.
16700 (x86_output_mi_thunk): Likewise.
16701 (x86_function_profiler): Likewise.
16702 (TARGET_STRICT_ARGUMENT_NAMING): New.
16703 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16704 (TARGET_64BIT_MS_ABI): New.
16705 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16706 * config/i386/i386.md (allocate_stack_worker): Remove.
16707 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16708 describe the clobber of eax without a match_scratch.
16709 (allocate_stack_worker_postreload): Remove.
16710 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16711 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16712 (allocate_stack_worker_rex64_postreload): Remove.
16713 (allocate_stack): Handle 64-bit.
16714 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16715 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16716 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16717 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16718 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16719 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16720 * config.build (x86_64-*-mingw*): New host.
16721 * config.host (x86_64-*-mingw*): New host.
16722 * config.gcc (x86_64-*-mingw*): New target.
16723 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16725 2007-03-30 Richard Henderson <rth@redhat.com>
16726 Kai Tietz <kai.tietz@onevision.com>
16728 * c-pragma.c (struct def_pragma_macro_value): New.
16729 (struct def_pragma_macro): New.
16730 (pushed_macro_table): New.
16731 (dpm_hash, dpm_eq): New.
16732 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16733 (init_pragma): Install them.
16734 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16736 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16738 * config/avr/avr.c (avr_override_options): Clear
16739 'flag_delete_null_pointer_checks'.
16741 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16744 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16745 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16746 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16747 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16748 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16749 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16750 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16752 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16754 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16756 * regmove.c: Move all of pass_stack_adjustments from here...
16757 * combine-stack-adj.c: ...to this new file.
16758 * Makefile.in: Add rules for combine-stack-adj.o.
16760 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16762 PR tree-optimization/31383
16763 * tree-data-ref.c (affine_function_equal_p): Do not require the
16764 vectors to have the same length.
16766 2007-03-30 Jan Hubicka <jh@suse.cz>
16768 PR middle-end/30700
16769 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16770 availablility; add more sanity checking; ask varpool only about
16773 2007-03-29 Richard Henderson <rth@redhat.com>
16775 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16776 to decide, but __SIZEOF_LONG_LONG__.
16778 2007-03-29 Richard Henderson <rth@redhat.com>
16780 * emutls.c (struct __emutls_array): New.
16781 (emutls_destroy): Use it instead of casting element 0 from void*.
16782 (__emutls_get_address): Likewise.
16784 2007-03-29 Richard Henderson <rth@redhat.com>
16786 * varasm.c (initializer_constant_valid_p): Don't deny
16787 DECL_DLLIMPORT_P on functions.
16789 * config/i386/cygming.h: Remove function declarations.
16790 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16791 (ASM_OUTPUT_LABELREF): Remove.
16792 (COMMON_ASM_OP): Remove.
16793 (ASM_OUTPUT_COMMON): Remove.
16794 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16795 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16796 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16797 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16798 Rename from TARGET_ENCODE_SECTION_INFO.
16799 * config/i386/netware.h: Likewise.
16800 * config/i386/i386-protos.h: Update.
16801 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16802 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16803 (legitimate_constant_p): Reject dllimports.
16804 (dllimport_map, get_dllimport_decl): New.
16805 (legitimize_dllimport_symbol): New.
16806 (legitimize_address, ix86_expand_move): Use it.
16807 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16808 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16809 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16810 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16811 * config/i386/predicates.md (constant_call_address_operand): Only
16812 accept symbols; reject dllimport_p symbols.
16813 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16814 i386_pe_maybe_record_exported_symbol.
16815 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16816 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16817 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16818 trust the setting of DECL_DLLIMPORT_P.
16819 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16820 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16821 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16822 tidy the argument scanning loop.
16823 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16824 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16825 (i386_pe_strip_name_encoding): Remove.
16826 (i386_pe_binds_local_p): New.
16827 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16828 (i386_pe_output_labelref): Remove.
16829 (i386_pe_asm_output_aligned_decl_common): New.
16830 (i386_pe_maybe_record_exported_symbol): Rename from
16831 i386_pe_record_exported_symbol; check for dllexported symbols.
16833 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16835 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16836 add comment explaining why vsnprintf cannot be used.
16838 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16840 PR tree-optimization/30666
16841 * tree.c (build_complex_type): When creating type names for DWARF2
16842 debug info, create TYPE_DECLs for TYPE_NAME instead of
16844 (build_common_tree_nodes_2): Use build_complex_type when building
16845 predefined complex types, to preserve canonical types.
16847 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16849 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16850 (noce_get_alt_condition): Look at it to determine whether to
16851 reverse the condition or not.
16852 (noce_get_condition): Substitute the truth for lies.
16853 (noce_find_if_block): Set the then_else_reversed field.
16855 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16857 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16858 destination of this insn.
16859 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16860 than calling gen_rtx_SET directly. Use r0 to hold the value of
16861 'address + 4' rather than a stack based temporary which can be
16862 mis-optimized away.
16864 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16866 * config/s390/s390.c (s390_secondary_input_reload_class,
16867 s390_secondary_output_reload_class): Functions removed.
16868 (s390_secondary_reload): New function.
16869 (TARGET_SECONDARY_RELOAD): Target macro defined.
16870 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16871 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16872 * config/s390/s390.md ("reload_outti", "reload_outdi",
16873 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16874 "reload_out<mode>"): Expanders removed.
16875 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16876 "reload<mode>_nonoffmem_out"): Expanders added.
16878 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16880 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16881 action if SRC->DEST replacement failed anyway.
16883 2007-03-28 Mike Stump <mrs@apple.com>
16885 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16886 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16887 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16889 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16891 * config.gcc: Accept barcelona as a variant of amdfam10.
16892 * config/i386/i386.c (override_options): Likewise.
16893 * doc/invoke.texi: Likewise.
16895 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16897 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16898 offsets for BIT_FIELD_REF and COMPONENT_REF.
16900 2007-03-28 Richard Guenther <rguenther@suse.de>
16902 * tree.c (is_global_var): Move ...
16903 * tree-flow-inline.h (is_global_var): ... here.
16904 * tree.h (is_global_var): Remove declaration.
16906 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16908 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16910 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16911 * config/i386/i386.c (ix86_tune_features): Initialize new
16913 * config/i386/predicates.md (promotable_binary_operator): Use
16914 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16916 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16919 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16921 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16923 * config/fr30/fr30.md (movsi_internal): Change destination
16924 constraint from m to V and add m to the end.
16926 2007-03-28 Christian Bruel <christian.bruel@st.com>
16928 * config/sh/sh.md (movsi_i): Fix type attribute.
16930 2007-03-28 Christian Bruel <christian.bruel@st.com>
16932 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16933 (movsf_ie): Likewise.
16935 2007-03-28 Christian Bruel <christian.bruel@st.com>
16937 * config.gcc: Add sh4-300 to multilib.
16938 * config/sh/t-mlib-sh4-300: New file.
16940 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16942 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16943 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16944 fix_trunc<mode>di2.
16945 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16946 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16947 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16948 "fixuns_trunctddi2"): Whitespace fix.
16950 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16952 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16953 the definition of struct sh_args.
16954 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16955 CALL_COOKIE_INT_REG_GET): Likewise.
16957 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16959 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16960 transformations are applied successfully.
16962 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16964 * tree.c (tree_contains_struct): Permit 512 tree codes.
16965 * tree.h (tree_contains_struct): Ditto.
16966 (MAX_TREE_CODES): Ditto.
16967 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16968 SPARE member to store remaining padding bits.
16970 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16972 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16975 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16977 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16978 * configure: Regenerate.
16980 * configure: Regenerate using the correct version of autoconf.
16982 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16984 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16986 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16987 regs to "__SP_L__" and "__SP_H__".
16989 2007-03-27 Richard Guenther <rguenther@suse.de>
16991 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16992 computations with it with a HOST_WIDE_INT variable.
16994 2007-03-26 Mike Stump <mrs@apple.com>
16996 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16997 objective-c-header, objective-c++-header and objc++-cpp-output
16999 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17001 2007-03-26 Richard Henderson <rth@redhat.com>
17004 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17005 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17006 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17007 IX86_BUILTIN_PSRLQ128): New.
17008 (ix86_init_mmx_sse_builtins): Add them.
17009 (ix86_expand_builtin): Expand them.
17010 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17011 operand 2 be TImode.
17012 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17013 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17014 _mm_srli_epi64): Mark __B const.
17015 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17016 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17017 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17018 new two-vector shift builtins.
17020 2007-03-26 Ian Lance Taylor <iant@google.com>
17022 PR tree-optimization/31345
17023 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17024 [+INF, +INF(OVF)] into VARYING.
17026 2007-03-26 Zack Weinberg <zackw@panix.com>
17028 * gengtype-parse.c: New file.
17029 * gengtype-yacc.y: Delete.
17030 * gengtype-lex.l: Don't include gengtype-yacc.h.
17031 Define YY_DECL and yyterminate appropriately for recursive
17032 descent parser. yylval is now a string out-parameter to yylex.
17033 (HWS, EOID): New shorthand.
17034 (IWORD): Add a couple more types.
17035 (yylex): Add a setup stanza. Remove the complex rules for
17036 detecting GTY'ed types and typedefs; replace with simple
17037 keyword detectors. Adjust everything for the changed
17038 definition of yylval. Ignore all pp-directives, not just #define.
17040 (parse_file): Rename yybegin; do not call yyparse.
17042 * gengtype.c (xasprintf): Export again.
17043 (this_file): New. Use everywhere __FILE__ was being used.
17044 (get_lang_bitmap): Special case types defined in gengtype.c.
17045 (do_typedef, new_structure): Suppress definition of certain types.
17046 (new_structure): Improve diagnostics of duplicate definitions.
17047 Make sure location_s is associated with input.h.
17048 (nreverse_pairs, define_location_structures): New functions.
17049 (main): Improve tagging of kludge types. Remove old kludges
17050 for input.h types; use define_location_structures.
17051 * gengtype.h: Update prototypes. Define token codes here.
17052 * Makefile.in: Remove all references to gengtype-yacc.
17053 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17055 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17056 add GTY((skip)) to the field that's only conditionally there.
17057 * doc/install.texi: Document that Bison is no longer required
17058 unless building treelang.
17060 * gengtype.c: Don't include gtyp-gen.h.
17061 (srcdir): Declare here.
17062 (base_files, lang_dir_names): Allocate dynamically.
17063 (gt_files, num_gt_files, num_lang_dirs): New globals.
17064 (measure_input_list, read_input_line, read_input_list)
17065 (set_lang_bitmap): New functions.
17066 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17067 simplify, relying on read_input_list to set up the bitmaps.
17068 (main): Arguments are no longer unused. Check for correct number
17069 of command line arguments, set srcdir and srcdir_len, then call
17070 read_input_list, before doing anything else. No need to worry
17071 about duplicates in main loop.
17072 * configure.ac: Simplify the calculation of all_gtfiles.
17073 Put language tags in there. Don't set or substitute
17074 all_gtfiles_files_langs or all_gtfiles_files_frags.
17075 * Makefile.in: Revamp the way gengtype is invoked, now that it
17076 takes a file on its command line with a much simpler format.
17077 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17078 (GTFILES): Remove duplicates and C source files.
17079 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17080 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17081 * configure: Regenerate.
17083 * gengtype.h: Remove all type definitions to gengtype.c; leave
17084 only definitions of options_p, type_p, and pair_p as opaque
17085 pointers. Update prototypes.
17086 * gengtype.c: Many type definitions moved here from gengtype.h.
17087 Consolidate type definitions at the top of the file.
17088 (xvasprintf): Delete.
17089 (xasprintf): Make static.
17090 (create_nested_pointer_option): Add 'next' parameter.
17091 (create_field_all, create_field_at): New functions.
17092 (create_field): Now a thin wrapper around create_field_all.
17093 (create_optional_field): Rename create_optional_field_ and add
17094 line argument. Original name is now a macro which supplies
17096 (oprintf): Use vsnprintf directly.
17097 (close_output_files): Use fatal rather than perror/exit.
17098 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17099 (main): Set progname. Don't use exit.
17100 * gengtype-yacc.y (struct_fields): Use create_field_at.
17101 (option, optionseqopt): Delete.
17102 (optionseq): Consolidate productions from option here so we
17103 can use the first argument to create_option.
17105 * gengtype-lex.l: Distinguish unions from structures in the
17106 token type. Don't call find_structure; return the tag as a string.
17107 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17108 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17109 string. Reorganize typedef_struct production accordingly.
17110 Use create_nested_ptr_option.
17111 * gengtype.c (create_nested_ptr_option): New function.
17112 * gengtype.h: Declare it.
17114 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17115 (string_type): Don't declare.
17116 (do_scalar_typedef): Declare.
17117 (create_scalar_type): Update prototype.
17118 * gengtype.c (string_type): Make static.
17119 (scalar_nonchar, scalar_char): New.
17120 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17121 (resolve_typedef): Use scalar_nonchar for error recovery.
17122 (create_scalar_type): Remove name_len field. Return scalar_char
17123 or scalar_nonchar as appropriate.
17124 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17125 to use string_type.
17126 (throughout): Use scalar_nonchar instead of calling
17127 create_scalar_type, whenever possible.
17128 (main): Initialize scalar_char and scalar_nonchar before calling
17130 * gengtype-lex.l: Adjust for removal of second argument to
17131 create_scalar_type. Use yylval.s instead of yylval.t when
17133 * gengtype-yacc.y: Type of SCALAR is string. Call
17134 create_scalar_type from type:SCALAR rule. Adjust for removal of
17135 second argument to create_scalar_type.
17137 * vec.h: Remove all #if IN_GENGTYPE blocks.
17138 Add comment saying that changes may require adjustments to gengtype.
17139 * gengtype.c: Don't include coretypes.h or tm.h.
17140 Add comment to inclusion of errors.h.
17141 (note_def_vec, note_def_vec_alloc): New functions.
17142 * gengtype.h: Declare new functions.
17143 * gengtype-lex.l: Don't include coretypes.h.
17144 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17146 (update_lineno): Remove unnecessary prototype.
17147 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17148 (VEC rule): Just return VEC_TOKEN.
17149 * gengtype-yacc.y (VEC_TOKEN): New token type.
17150 (type): Add a production for VEC(a,b).
17151 * Makefile.in: Update dependencies.
17153 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17154 typedefs that use the old PARAMS macro.
17156 * gengtype-lex.l: Remove all rules and states relating to yacc
17158 * gengtype-yacc.y: Similarly.
17159 * gengtype.c (note_yacc_type): Delete function.
17160 * gengtype.h: Update prototypes.
17162 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17164 * tree-pretty-print.c (dump_generic_node): Report precision of
17165 unnamed integer types.
17167 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17169 * ifcvt.c (noce_try_store_flag_constants): Don't check
17170 no_new_pseudos here.
17171 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17172 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17173 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17174 noce_try_sign_mask): Likewise.
17175 (if_convert): Check no_new_pseudos here.
17177 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17179 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17180 (noce_get_condition): Handle new then_else_reversed argument.
17181 (noce_init_if_info): Remove, fold into noce_find_if_block.
17182 (noce_process_if_block): Take a struct noce_if_info as the
17183 argument. Don't set up one based on ce_if_info. Update pointer
17184 references accordingly.
17185 (cond_move_process_if_block): Likewise.
17186 (process_if_block): Removed.
17187 (find_if_block): Removed. Move functionality two new functions,
17188 noce_find_if_block and cond_exec_find_if_block.
17189 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17190 blocks and the symmetric IF-ELSE-JOIN case.
17191 (cond_exec_find_if_block): Also new function mostly based on old
17192 find_if_block and process_if_block.
17193 (find_if_header): Replace find_if_block call with separately
17194 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17195 (find_cond_trap): Update noce_get_condition call.
17196 (dead_or_predicable): Likewise.
17198 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17200 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17202 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17203 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17204 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17205 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17206 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17207 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17208 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17209 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17210 __builtin_ia32_psrad128 builtins.
17212 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17214 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17215 * config/i386/constraints.md
17216 (define_constraint "I"): Use IN_RANGE macro.
17217 (define_constraint "J"): Ditto.
17218 (define_constraint "K"): Ditto.
17219 (define_constraint "M"): Ditto.
17220 (define_constraint "N"): Ditto.
17221 (define_constraint "O"): Ditto.
17222 * config/i386/predicates.md
17223 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17224 (define_predicate "const_0_to_3_operand"): Ditto.
17225 (define_predicate "const_0_to_7_operand"): Ditto.
17226 (define_predicate "const_0_to_15_operand"): Ditto.
17227 (define_predicate "const_0_to_63_operand"): Ditto.
17228 (define_predicate "const_0_to_255_operand"): Ditto.
17229 (define_predicate "const_1_to_31_operand"): Ditto.
17230 (define_predicate "const_2_to_3_operand"): Ditto.
17231 (define_predicate "const_4_to_7_operand"): Ditto.
17233 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17235 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17236 in SImode for save_world.
17237 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17240 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17242 PR tree-optimization/30784
17243 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17246 2007-03-25 Revital Eres <eres@il.ibm.com>
17248 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17249 Fold movement_possibility function into it.
17251 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17253 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17254 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17255 (call_indirect_nonlocal_darwin64): Same.
17256 (call_nonlocal_darwin64): Same.
17257 (call_value_indirect_nonlocal_darwin64): Same.
17258 (call_value_nonlocal_darwin64): Same.
17259 (sibcall_nonlocal_darwin64): Same.
17260 (sibcall_value_nonlocal_darwin64): Same.
17261 (sibcall_symbolic_64): Same.
17262 (sibcall_value_symbolic_64): Same.
17263 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17265 (rs6000_emit_load_toc_table): Same.
17266 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17267 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17269 (divss_call): Same.
17270 (divus_call): Same.
17271 (quoss_call): Same.
17272 (quous_call): Same.
17273 (load_toc_v4_pic_si): Same
17274 (load_toc_v4_PIC_1): Same.
17275 (load_toc_v4_PIC_1b): Same.
17276 (call_indirect_aix{32,64}): Same.
17277 (call_value_indirect_aix{32,64}): Same.
17279 (call_value): Same.
17280 (call_local{32,64}): Same.
17281 (call_value_local{32,64}): Same.
17282 (call_indirect_nonlocal_aix{32,64}): Same.
17283 (call_nonlocal_aix{32,64}): Same.
17284 (call_value_indirect_nonlocal_aix{32,64}): Same.
17285 (call_value_nonlocal_aix{32,64}): Same.
17286 (call_indirect_nonlocal_sysv<mode>): Same.
17287 (call_nonlocal_sysv<mode>): Same.
17288 (call_value_indirect_nonlocal_sysv<mode>): Same.
17289 (call_value_nonlocal_sysv<mode>): Same.
17291 (sibcall_local{32,64}): Same.
17292 (sibcall_value_local{32,64}): Same.
17293 (sibcall_nonlocal_aix{32,64}): Same.
17294 (sibcall_value_nonlocal_aix{32,64}): Same.
17295 (sibcall_nonlocal_sysv<mode>): Same.
17296 (sibcall_value): Same.
17297 (sibcall_value_nonlocal_sysv<mode>): Same.
17299 2007-03-24 Paul Brook <paul@codesourcery.com>
17301 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17302 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17304 2007-03-24 Richard Henderson <rth@redhat.com>
17306 * config/ia64/constraints.md: New file.
17307 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17308 satisfies_constraint_?.
17309 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17310 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17311 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17312 ia64_output_mi_thunk): Likewise.
17313 (ia64_const_ok_for_letter_p): Remove.
17314 (ia64_const_double_ok_for_letter_p): Remove.
17315 (ia64_extra_constraint): Remove.
17316 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17317 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17318 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17319 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17320 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17321 EXTRA_MEMORY_CONSTRAINT): Remove.
17322 * config/ia64/ia64.md: Include constriants.md. Replace
17323 CONST_OK_FOR_? with satisfies_constraint_?.
17325 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17326 H.J. Lu <hongjiu.lu@intel.com>
17328 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17330 (name macros): Use DPD_BID_NAME to convert names properly.
17332 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17333 decimal floating point format.
17334 (init_floating_libfuncs): Change decimal functions so that they
17335 have a "bid_" prefix if the decimal system uses the BID format,
17336 and "dpd_" prefix if the decimal system uses the DPD format.
17337 (init_interclass_conv_libfuncs): Ditto.
17338 (init_intraclass_conv_libfuncs): Ditto.
17340 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17341 using the BID format.
17343 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17344 whether we are using the BID decimal format.
17345 * configure: Regenerate.
17347 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17348 the compiler has decimal floating point enabled. Define
17349 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17352 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17353 using the BID format.
17355 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17356 whether we are using the BID decimal format.
17357 * configure: Regenerate.
17359 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17360 the compiler has decimal floating point enabled. Define
17361 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17364 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17365 options, and that it is enabled for i386/x86_64 systems.
17367 * Makefile.in (enable_decimal_float): New.
17369 (DECNUMINC): Add -I$(DECNUMFMT).
17370 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17371 to $(DECNUMFMT) from $(DECNUM).
17373 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17374 Substitute enable_decimal_float.
17375 * configure: Regenerated.
17378 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17381 * configure.ac: Enable decimal float for x86_64-*-linux*.
17382 * configure: Regenerated.
17385 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17386 decimal128ClearSign to flip and clear the sign bit in decimal128.
17387 (decimal_real_maxval): Set decimal128SetSign to set the sign
17390 2007-03-23 Ian Lance Taylor <iant@google.com>
17392 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17394 2007-03-23 Ian Lance Taylor <iant@google.com>
17396 * tree-dump.c (dump_files): Correct comment.
17398 2007-03-23 Ian Lance Taylor <iant@google.com>
17400 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17402 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17404 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17405 in cfglayout mode. Don't go into and out of cfglayout mode.
17406 Link the blocks in the order of the constructed traces.
17407 (rest_of_handle_tracer): Adjust call to tracer.
17408 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17409 Don't go into cfglayout mode.
17410 (rtl_loop_done): Don't go out of cfglayout mode.
17411 * cfglayout.c (relink_block_chain): New function, split out from...
17412 (fixup_reorder_chain): ...here. Remove redundant checking.
17413 (cfg_layout_finalize): Don't clear the header, footer, and aux
17414 fields here, move the code to do so to relink_block_chain. Likewise
17415 for free_original_copy_tables.
17416 * rtl.h (tracer): Update prototype.
17417 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17418 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17419 mode. Use relink_block_chain to serialize the CFG according to the
17420 new basic block order. Move targetm.cannot_modify_jumps_p check from
17422 (gate_handle_reorder_blocks): ...to here.
17423 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17425 (gate_duplicate_computed_gotos): ...to here.
17426 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17427 something always changes when going into and out of cfglayout mode.
17428 Perform an expensive cfg cleanup while going into cfglayout mode.
17429 Always update liveness information on HAVE_conditional_execution
17430 targets. Reserialize the basic blocks and go out of cfglayout mode.
17431 * reg-stack.c: Include cfglayout.h.
17432 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17433 the call to reorder_basic_blocks.
17434 * basic-block.h (reorder_basic_blocks): Update prototype.
17435 (relink_block_chain): New prototype.
17436 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17438 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17440 * config/mips/mips.md (type, hazard, *movdi_32bit,
17441 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17442 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17443 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17444 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17445 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17447 (movcc): Change first xfer to multi.
17448 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17449 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17450 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17451 config/mips/generic.md: Change reservations using "xfer" to use
17453 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17454 using match_operand.
17455 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17456 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17458 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17460 2007-03-22 Richard Henderson <rth@redhat.com>
17462 * config/i386/i386.c: Remove unnecessary function declarations.
17463 Move targetm definition, and all related macros, to the end of
17464 the file. Resort some functions to put definitions before uses.
17465 (ix86_attribute_table): Make static. Move to end of file.
17466 (ix86_gimplify_va_arg): Make static.
17468 2007-03-22 Richard Henderson <rth@redhat.com>
17470 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17471 don't increase local_regparm with force_align_arg_pointer check.
17472 (ix86_function_sseregparm): Assert 32-bit.
17473 (type_has_variadic_args_p): New.
17474 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17475 type_has_variadic_args_p.
17476 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17477 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17478 use memset instead. Do maybe_vaarg check first; skip attribute
17479 tests if true; skip attribute tests for 64-bit.
17480 (construct_container): Remove TARGET_DEBUG_ARG.
17481 (function_arg_advance_32, function_arg_advance_64): Split out ...
17482 (function_arg_advance): ... from here.
17483 (function_arg_32, function_arg_64): Split out ...
17484 (function_arg): ... from here.
17485 (ix86_pass_by_reference): Tidy.
17486 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17487 (function_value_32): New, from parts of ix86_function_value
17488 and ix86_value_regno.
17489 (function_value_64): New, from parts of ix86_function_value
17490 and ix86_libcall_value.
17491 (ix86_function_value_1): New.
17492 (ix86_function_value, ix86_libcall_value): Use it.
17493 (return_in_memory_32, return_in_memory_64): Split out ...
17494 (ix86_return_in_memory): ... from here.
17495 (ix86_struct_value_rtx): Skip for 64-bit.
17496 (ix86_libcall_value, ix86_value_regno): Remove.
17497 (setup_incoming_varargs_64): Split out ...
17498 (ix86_setup_incoming_varargs): ... from here.
17499 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17500 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17501 * config/i386/i386-protos.h (ix86_function_value): Remove.
17502 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17504 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17507 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17508 infinities not supported, otherwise emit warning if -Woverflow. On
17509 underflow, emit warning if -Woverflow.
17510 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17512 * real.h (real_from_string): Update declaration
17514 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17515 Richard Henderson <rth@redhat.com>
17517 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17518 * calls.c (compute_argument_block_size, expand_call,
17519 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17520 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17521 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17522 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17523 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17524 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17525 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17526 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17529 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17531 * c-incpath.c (add_sysroot_to_chain): New.
17532 (merge_include_chains): Add sysroot argument. Call
17533 add_sysroot_to_chain if sysrooted.
17534 (register_include_chains): Update call to merge_include_chains.
17535 * doc/cppopts.texi: Document use of '=' in include directory
17538 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17540 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17541 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17542 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17543 insn pattern using X87MODEF12 mode macro.
17545 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17547 * regmove.c (regmove_optimize): Use reg_mentioned_p
17548 instead of reg_overlap_mentioned_p for DST.
17550 2007-03-21 Mike Stump <mrs@apple.com>
17552 * c.opt: Fixup for Objective-C/C++.
17554 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17556 * explow.c (convert_memory_address): Fold memory reference when
17557 POINTERS_EXTEND_UNSIGNED < 0
17559 2007-03-21 Richard Henderson <rth@redhat.com>
17562 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17563 * config/i386/mmintrin.h (__m64): Likewise.
17564 * config/i386/xmmintrin.h (__m128): Likewise.
17566 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17568 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17569 (VXWORKS_OS_CPP_BUILTINS): Define.
17570 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17571 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17573 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17575 * rtl.h (constant_pool_reference_p): Delete.
17576 (find_constant_src): Declare.
17577 * rtlanal.c (find_constant_src): New function.
17578 * simplify-rtx.c (constant_pool_reference_p): Delete.
17579 * config/i386/i386.md: Use find_constant_src instead of
17580 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17582 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17584 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17585 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17587 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17589 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17590 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17591 (arm_elf_asm_constructor): Use it.
17592 (arm_elf_asm_destructor): New function.
17594 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17596 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17598 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17600 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17602 2007-03-19 Andrew Haley <aph@redhat.com>
17604 PR tree-optimization/31264
17605 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17606 VIEW_CONVERT_EXPRs.
17608 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17610 PR rtl-optimization/30907
17611 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17612 (fwprop_init): Always call loop_optimizer_initialize.
17613 (fwprop_done): Always call loop_optimizer_finalize.
17614 (fwprop): We always have loop info now.
17615 (gate_fwprop_addr): Remove.
17616 (pass_fwprop_addr): Use gate_fwprop as gate.
17618 PR rtl-optimization/30841
17619 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17620 df_chain_alloc): Call df_reorganize_refs unconditionally.
17621 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17622 refs_organized to refs_organized_size.
17623 (df_ref_create_structure): Use refs_organized_size instead of
17624 bitmap_size if refs had been organized, and keep refs_organized_size
17626 * df.h (struct df_ref_info): Change refs_organized to
17627 refs_organized_size.
17628 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17631 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17633 * except.c (output_function_exception_table): Do not reference the
17634 EH personality routine for functions that do not require an
17637 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17640 * c-typeck.c (convert_for_assignment): Call comptypes for
17641 RECORD_TYPE or UNION_TYPE.
17643 PR inline-asm/30505
17644 * reload1.c (reload): Do invalid ASM checking after
17645 cleanup_subreg_operands.
17647 2007-03-19 Jeff Law <law@redhat.com>
17649 * tree-cfg.c (find_taken_edge): Tighten conditions for
17650 optimizing computed gotos.
17652 2007-03-19 Michael Matz <matz@suse.de>
17654 * builtins.c (expand_builtin_sync_operation,
17655 expand_builtin_compare_and_swap,
17656 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17659 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17660 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17663 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17665 * doc/tm.texi: Add brackets around the return type of
17666 TARGET_SECONDARY_RELOAD.
17668 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17669 Richard Guenther <rguenther@suse.de>
17671 PR tree-optimization/31254
17672 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17673 Use handled_component_p () where appropriate. Continue
17674 propagating into the rhs if we propagated into an INDIRECT_REF
17677 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17679 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17680 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17681 (xde, xdee): Mode attributes adjusted to support DFP modes.
17682 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17683 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17684 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17685 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17686 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17687 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17688 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17690 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17691 "movsf"): Insn definitions removed.
17692 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17693 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17694 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17696 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17697 "reload_in<mode>", "reload_out<mode>"): Expander added.
17698 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17701 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17703 * config/s390/s390.md: Only non-functional changes. Renamed
17704 FPR mode macro to BFP all over the file.
17706 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17708 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17709 (op_type attribute): RRF instruction type added.
17710 (fT0): New mode attribute.
17711 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17712 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17713 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17714 instruction no secondary memory is needed when moving DFmode values
17715 between GPRs and FPRs.
17717 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17719 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17720 inverted and documentation adjusted.
17721 ("mhard-dfp", "msoft-dfp"): New options.
17722 * config/s390/s390.c (s390_handle_arch_option): New architecture
17724 (override_options): Sanity checks for the new options added.
17725 * config.gcc: New architecture switch: z9-ec.
17726 * config/s390/s390.h (processor_flags): PF_DFP added.
17727 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17728 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17729 when the bit is NOT set so remove it from the defaults.
17731 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17733 * genemit.c (main): Print include statement for dfp.h.
17734 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17737 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17739 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17741 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17744 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17745 instead of PATTERN.
17747 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17749 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17750 attr_length_call, output_call, output_indirect_call): Cleanup
17751 formatting of targetm calls.
17753 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17755 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17757 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17759 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17760 reservation, bypass and anti-bypass descriptions for these
17761 instructions. Update move patterns.
17762 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17765 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17767 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17768 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17769 (get_initial_def_for_reduction): Likewise.
17771 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17773 Fix PR tree-optimization/29922
17774 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17775 (get_representative): Removed.
17776 (value_dies_in_block_x): Update for rvuse removal.
17777 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17778 (compute_antic_aux): Handle when PHI nodes appear in
17779 non-single-successors.
17780 (dump_bitmap_of_names): Removed.
17781 (compute_antic_safe): Renamed and removed rvuse calculation.
17782 Calculate only antic safe.
17783 (insert_into_preds_of_block): Remove assert.
17784 (execute_pre): Update for renamed functions.
17785 (defer_or_phi_translate_block): New function.
17787 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17789 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17790 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17792 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17793 Follow spelling conventions.
17795 * tree-data-ref.h: Remove the prototype for analyze_array.
17797 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17799 PR tree-optimization/31041
17800 * tree-vect-transform.c (get_initial_def_for_induction): Call
17801 force_gimple_operand.
17803 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17805 * ipa-type-escape.c (look_for_casts) : Revert code to use
17806 handled_component_p due to ada test a-numaux.adb.
17808 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17810 * final.c (final_scan_insn): Alter the condition of a
17811 conditional trap if we have nonstandard CC.
17813 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17815 * configure.ac: Remove excess quoting from asm line 0 test.
17816 * configure: Rebuilt.
17818 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17820 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17821 * c-common.c (convert_and_check): Move warning logic to...
17822 (warnings_for_convert_and_check): ...here. Define.
17823 * c-common.h (warnings_for_convert_and_check): Declare.
17825 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17827 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17828 (output_call): Likewise.
17830 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17832 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17834 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17836 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17838 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17840 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17841 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17843 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17845 PR tree-optimization/31183
17846 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17847 Use double_int instead of unsigned int for representing access_strides.
17848 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17850 2007-03-16 Richard Guenther <rguenther@suse.de>
17852 PR tree-optimization/31146
17853 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17854 to allow recursion of forward_propagate_addr_expr.
17855 (forward_propagate_addr_into_variable_array_index): Likewise.
17856 (forward_propagate_addr_expr): Likewise.
17857 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17858 (forward_propagate_addr_expr_1): Recurse on simple copies
17859 instead of propagating into them. Do so for useless conversions
17861 (forward_propagate_addr_expr): Clean up unused statements after
17864 2007-03-16 Richard Guenther <rguenther@suse.de>
17866 * builtins.c (expand_builtin_cexpi): Use the right argument
17867 for the expansion via cexp.
17869 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17871 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17872 * configure: Rebuilt.
17874 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17877 * dwarf2out.c (force_type_die): Adjust comment.
17878 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17880 2007-03-15 DJ Delorie <dj@redhat.com>
17882 * config/frv/predicates.md (minmax_operator): Don't check operands
17885 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17887 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17888 Update constant estimates of number of iterations.
17889 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17890 argument renamed to "realistic".
17891 (compute_estimated_nb_iterations): Removed.
17892 (record_niter_bound): New function.
17893 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17894 call record_nonwrapping_iv with upper = false.
17895 (infer_loop_bounds_from_signedness): Pass upper argument to
17896 record_nonwrapping_iv.
17897 (estimate_numbers_of_iterations_loop): Do not call
17898 compute_estimated_nb_iterations. Record estimate based on profile
17899 information. Initialize the constant estimates of number of
17901 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17903 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17904 number of iterations is too small.
17905 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17906 (EST_NOT_AVAILABLE): Removed.
17907 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17908 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17911 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17913 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17914 Handle NE_EXPR guards.
17916 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17919 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17920 Set also -pedantic-errors by default for the preprocessor unless
17921 -fpermissive is given.
17923 2007-03-15 Richard Guenther <rguenther@suse.de>
17925 PR middle-end/29719
17926 PR middle-end/31161
17927 * builtins.c (expand_builtin_cexpi): As a fallback if we
17928 don't have builtins for sincos or cexp create a function
17929 declaration for cexp and expand to a call to that.
17930 (expand_builtin_int_roundingfn): Always fall
17931 back to floor/ceil and its variants even if they may be
17934 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17936 PR middle-end/31159
17937 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17938 jump tables, move the call to delete_dead_jumptables from here...
17939 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17940 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17941 don't allow merging of blocks that try_redirect_by_replacing_jump
17942 also does not handle when not optimizing.
17944 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17945 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17947 * config/i386/i386.md (x86_sahf_1): Correctly handle
17950 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17953 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17954 x86_64_general_operand as operand[2] predicate. Remove "iF"
17955 from operand constraints and use "e" constraint instead.
17956 (*subti3_1, *subti3_1 splitter): Ditto.
17957 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17958 operand[1] predicate.
17960 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17962 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17963 arrays, multiply the access strides by the size of the sub-array.
17964 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17966 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17968 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17969 the configured assembler supports the sahf mnemonic.
17970 * configure: Regenerate.
17971 * config.in: Regenerate.
17973 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17974 emit "sahf" or ".byte\t0x9e" as asm template.
17976 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17979 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17980 option to replace hard coded TARGET_xxx in md file.
17981 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17982 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17983 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17984 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17985 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17986 (X86_TUNE_NOT_VECTORMODE): Ditto.
17987 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17988 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17989 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17990 (TUNE_SLOW_IMUL_IMM8): Ditto.
17991 (TUNE_MOVE_M1_VIA_OR): Ditto.
17992 (TUNE_NOT_UNPAIRABLE): Ditto.
17993 (TUNE_NOT_VECTORMODE): Ditto.
17995 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17998 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17999 tuning options instead of hard coded TARGET_xxx.
18000 (fix ssemode peephole2's): Ditto.
18001 (imul peephole2's): Ditto.
18003 (movdi_or_rex64): Ditto.
18004 (move peephole2): Ditto.
18005 (not peephole2's): Ditto.
18007 2007-03-14 Dirk Mueller <dmueller@suse.de>
18009 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18010 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18011 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18013 * c-parser.c (c_parser_do_statement): Warn about empty body in
18014 do/while statement.
18015 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18016 * doc/invoke.texi (-Wempty-body): Update documentation.
18018 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18021 * c-common.h (warn_for_div_by_zero): Declare.
18022 * c-common.c (warn_for_div_by_zero): Define.
18023 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18026 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18028 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18029 to PREFIX and STANDARD_PREFIX.
18031 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18032 Phil Edwards <phil@codesourcery.com>
18034 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18035 (__gthread_once_t): Remove busy field for RTPs.
18036 (__GTHREAD_ONCE_INIT): Update accordingly.
18038 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18040 * doc/invoke.texi: Document VxWorks options.
18042 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18044 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18046 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18048 PR tree-optimization/30590
18049 * tree-nrv.c (tree_nrv): Check for the partial update of the
18052 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18054 * flags.h (flag_random_seed): Remove declaration, in favor of...
18055 * toplev.h (get_random_seed, set_random_seed): ... these.
18056 * tree.c (get_file_function_name): Use the former.
18057 * opts.c (common_handle_option): Use the latter.
18060 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18062 PR middle-end/31127
18063 * cse.c (cse_find_path): Do not bail out if a basic block that
18064 we already visited now becomes part of a path that starts at a
18065 different basic block. Just disallow this, to make sure we
18066 visit each basic block at most once.
18068 2007-03-13 Jan Hubicka <jh@suse.cz>
18070 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18071 attributes, when profile esitmate is present, calls with very low
18072 frequency are cold.
18074 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18076 PR tree-optimization/30730
18077 PR tree-optimization/26900
18078 * tree-ssa-loop-niter.c: Include gmp.h.
18079 (bounds): New type.
18080 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18081 split_to_var_and_offset, determine_value_range,
18082 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18083 bound_difference, bounds_add, bounds_negate,
18084 number_of_iterations_ne_max, dump_affine_iv): New functions.
18085 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18086 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18087 difference of initial and final value of control iv to validate
18089 (number_of_iterations_cond): Add loop parameter. Determine bounds
18090 on the difference of the extremes of the control iv. Add dumps.
18091 (expand_simple_operations): Handle phi nodes.
18092 (simplify_using_initial_conditions): Do not record used conditions.
18093 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18094 Do not set additional_info.
18095 (implies_nonnegative_p, implies_ge_p): Removed.
18096 (derive_constant_upper_bound): Do not use parameter `additional'.
18097 (record_estimate): Parameter `additional' removed. Parameter
18098 `i_bound' added. Do not call derive_constant_upper_bound.
18099 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18100 bound the number of iterations estimate.
18101 (estimate_numbers_of_iterations_loop): Pass the estimate from
18102 the number of iterations analysis to record_estimate.
18103 * tree.h (multiple_of_p): Declare.
18104 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18105 (scev_const_prop): Do not check expression_expensive_p.
18106 * fold-const.c (multiple_of_p): Exported.
18107 * double-int.c (double_int_mask): Exported.
18108 * double-int.h (double_int_mask): Declare.
18109 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18110 field. Added max field.
18112 2007-03-13 David Taylor <taylor@candd.org>
18115 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18118 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18121 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18122 two unamed patterns.
18124 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18126 * config/i386/i386.opt (mcx16, msahf): New options.
18127 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18128 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18130 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18131 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18132 Output -mcx16 and -msahf options when corresponding bit is set.
18134 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18135 and -msahf options.
18137 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18139 * configure.ac: Test for assembler tolerance to # 0 "".
18140 * configure, config.in: Rebuilt.
18141 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18143 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18145 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18147 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18148 (handle_syscall): Handle direct system calls.
18149 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18151 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18153 * doc/invoke.texi: Fix cpp.info cross-reference.
18154 * doc/passes.texi: Fix gcc.info cross-reference.
18156 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18158 PR tree-optimization/30835
18159 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18160 bb_for_stmt is not NULL before accessing it.
18162 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18164 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18167 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18170 * doc/install.texi: Document --enable-stage1-languages
18172 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18174 * tree-pass.h (pass_into_cfg_layout_mode,
18175 pass_outof_cfg_layout_mode): Declare.
18176 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18177 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18178 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18179 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18181 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18183 * c-decl.c (warn_variable_length_array): New function.
18184 Refactored from grokdeclarator to handle warn_vla
18185 and handle unnamed array case.
18186 (grokdeclarator): Refactored VLA warning case.
18187 * c.opt (Wvla): New flag.
18188 * doc/invoke.texi (Wvla): New warning.
18190 2007-03-12 Richard Henderson <rth@redhat.com>
18192 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18193 (TARGET_SECTION_TYPE_FLAGS): New.
18195 2007-03-12 Richard Henderson <rth@redhat.com>
18197 * config/darwin.c (machopic_reloc_rw_mask): New.
18198 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18199 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18201 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18203 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18204 * cppdefault.h (cpp_PREFIX): Document.
18205 (cpp_PREFIX_len): Likewise.
18206 (cpp_EXEC_PREFIX): New variable.
18207 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18208 * c-incpath.c (add_standard_paths): Correct logic for relocating
18209 paths within prefix.
18211 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18213 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18214 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18216 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18217 fix_truncdfdi_sse using SSEMODEF mode macro.
18218 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18219 fix_truncdfsi_sse using SSEMODEF mode macro.
18220 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18221 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18223 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18225 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18226 elfos.h to tm_file.
18228 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18230 * tree.h : Add multiple_of_p declaration.
18231 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18232 * ipa-type-escape.c (results_of_malloc): Redundant.
18233 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18234 (cast_type): Extended with new members.
18235 (check_cast): Returns cast_type.
18236 (cast): New structure for data of walk_use_def_chains.
18237 (is_malloc_result, is_cast_from_non_pointer_1,
18238 is_cast_from_non_pointer,
18239 is_array_access_through_pointer_and_index): New functions.
18240 (look_for_casts): Returns cast types.
18241 (check_call): Returns void.
18242 (okay_pointer_operation): Use support of pointer plus index,
18243 pointer plus constant and allow all multiplications.
18245 2007-03-11 Richard Guenther <rguenther@suse.de>
18247 PR tree-optimization/31115
18248 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18249 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18250 A shift count of zero is not special as with *_DIV_EXPR.
18251 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18254 2007-03-11 Ian Lance Taylor <iant@google.com>
18256 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18257 the *_DIV_EXPR codes correctly with overflow infinities.
18259 2007-03-11 Ira Rosen <irar@il.ibm.com>
18261 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18262 indicate success/failure of the analysis. Add negation to subtrahend
18263 in case of subtraction. Fail if both operands contain constants.
18264 (create_data_ref): Fail if analyze_offset fails.
18266 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18268 * config/i386/i386.md (frndintxf2): Rename to ...
18269 (rintxf2): ... this. Remove expander having same name.
18270 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18271 (roundsf2, rounddf2): Ditto.
18272 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18273 (lround<mode>di2, lround<mode>si2): Ditto.
18275 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18277 * lower-subreg.c: Include except.h.
18278 (decompose_multiword_subregs): Verify that the only control flow
18279 insns we can split are loads to multi-words pseudos.
18280 Handle breaking such blocks after splitting, instead of calling
18281 find_many_sub_basic_blocks.
18283 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18284 on the new basic block. Add a lengthy comment explaining why we
18285 thought this was necessary.
18286 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18288 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18291 * tree.c (walk_type_fields): Recurse into the element type of
18292 ARRAY_TYPEs if there is a pointer set.
18294 2007-03-10 Dirk Mueller <dmueller@suse.de>
18296 * c-common.c (warn_logical_operator): Fix condition.
18298 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18300 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18302 * config/darwin.c (machopic_select_section): Remove superfluous
18303 argument in call to categorize_decl_for_section. Remove unused
18306 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18308 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18310 * configure: Regenerate.
18312 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18315 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18316 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18317 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18318 Add LABEL_NUSES to emitted label.
18319 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18320 branch probability value to emitted jump insn.
18321 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18322 Do not check life information and do not re-arrange input operands
18323 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18325 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18327 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18328 the change of decode_asm_operands.
18330 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18332 * mode-switching.c (create_pre_exit): Skip blockage insn.
18334 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18336 * tree-pass.h (TODO_update_smt_usage): Remove.
18338 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18342 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18344 * pa.c (attr_length_call): Revise condition for long
18345 pc-relative branch.
18346 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18347 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18348 sequence on SOM target.
18350 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18352 * gcc.c: Document %{, in big comment at top.
18353 (input_suffix_matches): Remove special handling for .s and
18355 (input_spec_matches): New.
18356 (handle_braces): Handle %{,.
18357 (validate_switches): ',' indicates a value which is not a switch.
18358 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18359 to detect assembler input.
18360 * config/i386/sol2.h (CPP_SPEC): Likewise.
18361 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18362 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18363 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18364 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18365 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18366 -m64 causes deployment target to default to 10.5.
18367 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18369 2007-03-09 Richard Henderson <rth@redhat.com>
18372 * target.h (targetm.asm.out.reloc_rw_mask): New.
18373 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18374 (TARGET_ASM_OUT): Use it.
18375 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18376 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18377 use the new reloc_rw_mask target hook instead.
18378 (default_section_type_flags_1): Merge into...
18379 (default_section_type_flags): ... here.
18380 (decl_readonly_section_1): Merge into...
18381 (decl_readonly_section): ... here.
18382 (default_elf_select_section_1): Merge into...
18383 (default_elf_select_section): ... here.
18384 (default_unique_section_1): Merge into...
18385 (default_unique_section): ... here.
18386 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18387 (default_select_rtx_section): Use it.
18388 (default_elf_select_rtx_section): Likewise.
18389 * output.h: Update to match.
18390 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18391 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18392 (TARGET_ASM_RELOC_RW_MASK): New.
18393 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18394 to categorize_decl_for_section.
18395 (x86_64_elf_unique_section): Likewise.
18396 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18397 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18398 (TARGET_ASM_RELOC_RW_MASK): New.
18399 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18400 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18401 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18402 (TARGET_RWRELOC): Remove.
18403 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18404 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18405 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18406 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18407 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18408 (rs6000_xcoff_select_section): Use decl_readonly_section.
18409 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18410 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18411 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18412 (TARGET_SECTION_TYPE_FLAGS): Remove.
18413 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18415 2007-03-09 Roger Sayle <roger@eyesopen.com>
18417 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18418 complex constant equality/inequality comparisons for here.
18419 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18420 known at compile-time or can be simplified to a scalar comparison.
18421 (fold_relational_const): Move compile-time evaluation of complex
18422 constant equality/inequality comparisons to here.
18424 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18426 PR rtl-optimization/30643
18427 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18429 (fold_rtx): Recurse, like before 2006-11-03.
18431 2007-03-09 DJ Delorie <dj@redhat.com>
18433 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18436 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18438 PR tree-optimization/30375
18439 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18440 LHS of statements is not the same.
18441 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18443 2007-03-09 Chao-ying Fu <fu@mips.com>
18445 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18447 * doc/invoke.texi (-mdspr2): Document new option.
18448 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18449 New unspec for DSP REV 2.
18450 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18451 these instructions are extended in DSP REV 2.
18452 (mips-dspr2.md): Include.
18453 * config/mips/mips.opt (mdspr2): New option.
18454 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18455 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18456 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18457 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18458 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18459 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18460 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18462 (bdesc_map): Add one field of unsupported_target_flags.
18463 (bdesc_arrays): Update entries to have extra fields. Add
18465 (mips_init_builtins): Initialize new function types.
18466 Check unsupported_target_fileds to filter out builtins.
18467 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18469 (ASM_SPEC): Pass mdspr2 to the assembler.
18470 * config/mips/mips-dspr2.md: New file.
18472 2007-03-09 Sa Liu <saliu@de.ibm.com>
18474 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18476 2007-03-09 Ian Lance Taylor <iant@google.com>
18478 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18479 argument) like -Wstrict-overflow=2.
18480 * doc/invoke.texi (Warning Options): Update documentation.
18482 2007-03-09 Dirk Mueller <dmueller@suse.de>
18485 * doc/invoke.texi (-Wlogical-op): Document.
18486 * common.opt (-Wlogical-op): New.
18487 * c-common.h (warn_logical_operator): Declare.
18488 * c-common.c (warn_logical_operator): Define.
18489 * c-typeck.c (parser_build_binary_op): Call
18490 warn_logical_operator.
18492 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18494 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18495 * final.c (final_scan_insn): Test for non-"" file name.
18497 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18499 * doc/loop.texi: Document the Omega linear constraints solver.
18500 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18501 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18502 omega-hash-table-size, omega-max-keys, and
18503 omega-eliminate-redundant-constraints.
18504 * tree-pass.h (pass_check_data_deps): Declared.
18507 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18508 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18509 pass_check_data_deps): New.
18510 * tree-data-ref.c (init_data_ref): Remove declaration.
18511 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18512 (analyze_array): Renamed init_array_ref, move up initializations.
18513 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18514 Removed arguments that are set to NULL.
18515 (analyze_indirect_ref): Correct indentation, correct call to
18517 (object_analysis): Call init_array_ref instead of analyze_array.
18518 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18519 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18520 of DR_ACCESS_FNS_ADDR.
18521 (init_omega_eq_with_af, omega_extract_distance_vectors,
18522 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18523 ddr_consistent_p): New.
18524 (compute_affine_dependence): Check consistency of ddrs when
18525 flag_check_data_deps is passed.
18526 (analyze_all_data_dependences): Uncomment.
18527 (tree_check_data_deps): New.
18528 * tree-data-ref.h: Include omega.h.
18529 (DR_ACCESS_FNS_ADDR): Removed.
18530 (data_dependence_relation): Add inner_loop.
18531 (DDR_INNER_LOOP): New.
18532 * common.opt (fcheck-data-deps): New.
18533 * tree-flow.h (tree_check_data_deps): Declare.
18534 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18535 (OBJS-common): Depend on omega.o.
18537 * passes.c (pass_check_data_deps): Scheduled.
18538 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18539 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18540 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18541 PARAM_VECT_MAX_VERSION_CHECKS,
18542 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18544 2007-03-09 Richard Guenther <rguenther@suse.de>
18546 PR tree-optimization/30904
18547 PR middle-end/31058
18548 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18549 the same way as *_DIV_EXPR.
18551 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18553 * recog.c (decode_asm_operands): No mixed declarations and code.
18555 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18557 * rtl.def (ASM_INPUT): Add location.
18558 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18559 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18560 (decode_asm_operands): Add loc operand.
18561 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18562 * stmt.c (expand_asm): Rename to...
18563 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18564 gen_rtx_ASM_INPUT_loc.
18565 (expand_asm_expr): Adjust.
18566 * recog.c (decode_asm_operands): Add loc operand.
18567 (check_asm_operands, extract_insn): Adjust.
18568 * reload1.c (maybe_fix_stack_asms): Likewise.
18569 * final.c (asm_insn_count): Likewise.
18570 (final_scan_insn): Output # line before and after asm.
18572 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18574 * tree-ssa-structalias.c (variable_info): Remove
18576 (new_var_info): Ditto.
18577 (shared_bitmap_info_t): New structure.
18578 (shared_bitmap_table): New variable.
18579 (shared_bitmap_hash): New function.
18580 (shared_bitmap_eq): Ditto
18581 (shared_bitmap_lookup): Ditto.
18582 (shared_bitmap_add): Ditto.
18583 (merge_smts_into): Change to take bitmap directly.
18584 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18585 (init_alias_vars): Init shared bitmap hashtable.
18586 (delete_points_to_sets): Delete shared bitmap hashtable.
18587 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18588 is_aliased removal as a change that was still necessary was
18591 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18593 * config/i386/i386.h (override_options): Conditionally disable
18594 x86_sahf for 64bit targets only.
18596 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18599 * c-decl.c (merge_decls): Don't call make_var_volatile.
18600 * varasm.c (make_var_volatile): Remove.
18601 * output.h (make_var_volatile): Remove.
18603 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18605 PR tree-optimization/31085
18606 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18608 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18610 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18611 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18612 ATTR_CONST_NOTHROW_LIST.
18614 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18617 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18619 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18621 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18624 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18626 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18627 passed, use shared libgcc.
18629 2007-03-08 Roger Sayle <roger@eyesopen.com>
18631 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18632 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18633 (honor_protect_cleanup_actions, lower_try_finally_switch):
18635 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18636 ifc_temp_var): Likewise.
18637 * tree-inline.c (setup_one_parameter): Likewise.
18638 * tree-mudflap.c (mf_decl_cache_locals,
18639 mf_build_check_statement_for): Likewise.
18640 * tree-nested.c (init_tmp_var, save_tmp_var,
18641 finalize_nesting_tree_1): Likewise.
18642 * tree-outof-ssa.c (insert_copy_on_edge,
18643 insert_backedge_copies): Likewise.
18644 * tree-profile.c (tree_gen_edge_profiler,
18645 tree_gen_ic_profiler): Likewise.
18646 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18647 * tree-sra.c (sra_build_assignment): Likewise.
18648 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18649 * tree-ssa-math-opts.c (insert_reciprocals,
18650 execute_cse_sincos_1): Likewise.
18651 * tree-tailcall.c (adjust_accumulator_values,
18652 adjust_return_value): Likewise.
18653 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18654 * tree-vect-transform.c (vect_create_data_ref_ptr,
18655 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18656 vect_create_epilog_for_reduction, vectorizable_reduction,
18657 vectorizable_call, vectorizable_conversion,
18658 vectorizable_assignment, vectorizable_operation,
18659 vectorizable_type_demotion, vect_gen_widened_results_half,
18660 vect_permute_store_chain, vectorizable_store,
18661 vect_setup_realignment, vect_permute_load_chain,
18662 vectorizable_load, vectorizable_condition,
18663 vect_create_cond_for_align_checks): Likewise.
18664 * tree-vrp.c (build_assert_expr_for): Likewise.
18666 2007-03-08 Ian Lance Taylor <iant@google.com>
18668 * tree-vrp.c: Include "intl.h".
18669 (usable_range_p): New static function.
18670 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18671 overflowed values, juts set *strict_overflow_p.
18672 (compare_values): Only return -2 if one of the operands is not a
18674 (compare_ranges): Call usable_range_p.
18675 (compare_range_with_value): Likewise.
18676 (vrp_evaluate_conditional_warnv): Rename from
18677 vrp_evaluate_conditional. Make static. Change all callers.
18678 (vrp_evaluate_conditional): New function.
18679 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18680 on signed overflow.
18681 (simplify_abs_using_ranges): Likewise.
18682 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18683 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18684 within_stmt parameter.
18685 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18686 vrp_evaluate_conditional.
18687 * tree-ssa-threadedge.c
18688 (record_temporary_equivalences_from_stmts_at_dest): Change
18689 simplify parameter to take a second tree parameter.
18690 (simplify_control_stmt_condition): Likewise.
18691 (thread_across_edge): Likewise.
18692 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18693 (thread_across_edge): Likewise.
18694 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18696 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18698 * config/i386/i386.h (TARGET_SAHF): New define.
18699 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18700 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18701 (x86_sahf): New global variable.
18702 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18703 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18704 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18705 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18707 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18708 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18709 when expanding fcomi/sahf based tests.
18710 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18711 expanding sahf based alternative. Emit sahf based sequence when
18712 optimizing for code size.
18713 * config/i386/i386.md (x86_sahf_1): Do not disable for
18714 TARGET_64BIT, enable for TARGET_SAHF.
18716 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18718 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18719 spurious whitespace from error message.
18721 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18724 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18726 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18728 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18730 * tree-sra.c (instantiate_element): Propagate disabled warnings
18731 from the element itself to the created variable.
18733 2007-03-07 Richard Henderson <rth@redhat.com>
18736 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18737 silently fix up the stack in the case of a missing register.
18739 2007-03-07 Paul Brook <paul@codesourcery.com>
18741 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18743 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18745 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18747 (phase1_vrs): Use them.
18748 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18749 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18750 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18751 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18752 __gnu_Unwind_Restore_WMMXC if required.
18753 (_Unwind_VRS_Pop): Implement iWMMXt support.
18754 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18755 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18756 gnu_Unwind_Save_WMMXC): Define.
18758 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18760 * config/vxworks.h (vxworks_override_options): Declare.
18761 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18762 * config/vxworks.c: Include target.h and toplev.h.
18763 (vxworks_override_options): New function.
18764 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18766 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18768 * config/s390/s390.c (override_options): Don't emit an error when
18769 -mstack-size is used without providing -mstack-guard.
18770 (s390_emit_prologue): Choose stack_guard value automatically if not
18771 provided via command line.
18772 * doc/invoke.texi: Adjust description of -mstack-guard and
18775 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18777 * config/i386/i386.c (output_set_got): Add a GOT initialization
18778 sequence for VxWorks PIC.
18779 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18780 around labels as well as symbols. Use gotoff_operand instead
18781 of local_symbolic_operand.
18782 (legitimize_pic_address): Use gotoff_operand instead of
18783 local_symbolic_operand. Use @GOT accesses for labels as
18785 (ix86_output_addr_diff_elt): Use PC-relative rather than
18786 GP-relative offsets for VxWorks PIC.
18787 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18788 no_new_pseudos. Check whether the returned register is op0.
18789 * config/i386/i386.md (tablejump): Use PC-relative rather than
18790 GP-relative offsets for VxWorks PIC.
18791 * config/i386/predicates.md (gotoff_operand): New predicate.
18793 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18795 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18797 * config/vxworks-dummy.h: New file.
18798 * config/i386/i386.h: Include it.
18800 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18802 * dwarf2out.c (is_inlined_entry_point): New
18803 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18804 DW_AT_ranges if the first subblock is the entry point.
18806 2007-03-06 David Daney <ddaney@avtrex.com>
18808 * doc/install.texi (mips-*-*): Change recommended binutils
18811 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18813 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18814 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18816 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18817 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18819 2007-03-06 Jan Hubicka <jh@suse.cz>
18821 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18822 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18824 (probably_cold_bb_p): Cold functions are cold.
18825 (probably_never_executed_bb_p): Cold functions are cold.
18826 (tree_bb_level_predictions): Predict calls to cold functions as not
18828 (compute_function_frequency): Check hot/cold attributes.
18829 * function.h (function_frequency): Update comments.
18830 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18831 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18832 (c_common_att): Add cold and hot.
18834 * doc/extend.texi (hot,cold attributes): Document.
18836 2007-03-06 Andrew Haley <aph@redhat.com>
18838 * function.c (expand_function_end): Move blockage to just after we
18839 emit the label for the naked return from the function.
18841 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18843 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18846 2007-03-06 Jan Hubicka <jh@suse.cz>
18848 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18849 loaded for constant large models. Non-large 64bit PIC can do.
18850 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18851 * cmodel.h: Add LARGE PIC.
18852 * i386.md (UNSPEC_PLTOFF): New.
18853 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18855 (*call_1_rex64): Disable for large models.
18856 (*call_1_rex64_large): New.
18857 (*call_value_1_rex64): Disable for large models.
18858 (*call_value_1_rex64_large): New.
18859 (set_rip_rex4): New.
18860 (set_got_offset_rex64): New.
18861 * predicates.md (constant_call_address_operand): For large model
18862 constant calls are not possible.
18863 * i386-protos.h (construct_plt_address): Declare.
18864 * i386.c (override_options): Accept large models.
18865 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18866 (legitimate_constant_p): Add new UNSPECs.
18867 (legitimate_pic_operand_p): Likewise.
18868 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18869 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18871 (output_pic_addr_const): Add PLTOFF.
18872 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18873 (ix86_expand_move): Legitimize pic address when in PIC mode.
18874 (construct_plt_address): New function.
18875 (ix86_expand_call): Offload the address to register and use GOT
18876 pointer for large model.
18877 * invoke.texi (mcmodel=large): Update documentation.
18879 2007-03-06 Richard Henderson <rth@redhat.com>
18881 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18882 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18883 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18884 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18885 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18886 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18887 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18888 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18889 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18890 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18891 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18892 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18893 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18894 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18895 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18896 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18897 x86_schedule, x86_use_bt, x86_pad_returns,
18898 x86_use_xchgb): Merge into ...
18899 (ix86_tune_features): ... here. New array.
18900 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18901 x86_bswap): Merge into ...
18902 (ix86_arch_features): ... here. New array.
18903 (x86_3dnow_a): Remove.
18904 (x86_accumulate_outgoing_args): Make static.
18905 (x86_arch_always_fancy_math_387): Make static.
18906 (ix86_tune_mask, ix86_arch_mask): Move ...
18907 (override_options): ... to local variables here. Apply the
18908 appropriate mask to each element of ix86_arch_features and
18909 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18910 as were done in the old macros.
18911 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18912 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18913 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18914 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18915 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18916 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18917 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18918 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18919 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18920 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18921 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18922 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18923 x86_accumulate_outgoing_args, x86_prologue_using_move,
18924 x86_epilogue_using_move, x86_decompose_lea,
18925 x86_arch_always_fancy_math_387, x86_shift1,
18926 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18927 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18928 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18929 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18930 x86_use_incdec, x86_pad_returns, x86_bswap,
18931 x86_partial_flag_reg_stall): Remove.
18932 (enum ix86_tune_indices): New.
18933 (ix86_tune_features): New.
18934 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18935 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18936 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18937 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18938 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18939 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18940 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18941 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18942 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18943 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18944 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18945 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18946 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18947 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18948 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18949 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18950 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18951 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18952 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18953 TARGET_EXT_80387_CONSTANTS): Use it.
18954 (enum ix86_arch_indices): New.
18955 (ix86_arch_features): New.
18956 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18957 TARGET_BSWAP): Use it.
18958 (ix86_tune_mask, ix86_arch_mask): Remove.
18960 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18963 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18964 Define using $${sysroot_headers_suffix}.
18965 * configure: Regenerate.
18966 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18967 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18969 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18970 * gcc.c (print_sysroot_headers_suffix): New.
18971 (option_map): Include --print-sysroot-headers-suffix.
18972 (display_help): Mention -print-sysroot-headers-suffix.
18973 (process_command): Handle -print-sysroot-headers-suffix.
18974 (do_spec_1): Append multilib directory to include-fixed path if
18975 sysroot suffixes in use.
18976 (main): Handle -print-sysroot-headers-suffix.
18977 * Makefile.in (start.encap): Don't depend on xlimits.h
18978 (xlimits.h): Remove.
18979 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18980 limits.h for each multilib in fixinc_list.
18981 (fixinc_list, s-fixinc_list): New.
18982 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18983 generate them for each multilib in fixinc_list.
18984 (stmp-fixproto): Use include-fixed. Run fixproto for each
18985 multilib in fixinc_list.
18986 (mostlyclean): Don't remove xlimits.h.
18987 (clean): Remove include-fixed.
18988 (real-install-headers-tar, real-install-headers-cpio,
18989 real-install-headers-cp): Don't copy include, only include-fixed.
18990 (install-mkheaders): Depend on fixinc_list. Don't depend on
18991 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18992 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18993 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18995 2007-03-06 Jan Hubicka <jh@suse.cz>
18997 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19000 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19002 * configure.ac: Allow tm_file to contain build-directory files.
19003 * configure: Regenerate.
19004 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19005 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19006 * config/m68k/print-sysroot-suffix.sh: New file.
19008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19010 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19011 of pic_offset_table_rtx if reload_completed.
19012 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19013 PIC_OFFSET_TABLE_REGNUM.
19014 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19016 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19017 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19019 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19021 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19022 functions that call eh_return.
19024 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19026 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19027 functions that need a constant pool.
19029 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19032 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19033 (m68k_preferred_reload_class): Likewise.
19034 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19035 (SECONDARY_RELOAD_CLASS): Define.
19036 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19037 (LIMIT_RELOAD_CLASS): Delete.
19038 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19039 registers from storing bytes.
19040 (m68k_secondary_reload_class): New function.
19041 (m68k_preferred_reload_class): Likewise.
19043 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19045 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19047 (m68k_expand_prologue): Likewise.
19049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19051 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19052 (mips_expand_epilogue): Add a bool parameter.
19053 (m68k_legitimize_sibcall_address): Declare.
19054 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19055 (m68k_expand_epilogue): Add a parameter to select between sibling
19056 and normal epilogues. Only generate a return for the latter.
19057 (m68k_ok_for_sibcall_p): New function.
19058 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19059 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19060 (sibcall_value, *sibcall_value): Likewise.
19061 (*call, *call_value): Require !SIBLING_CALL_P.
19062 (epilogue): Update call to m68k_expand_epilogue.
19063 (sibcall_epilogue): New pattern.
19064 * config/m68k/predicates.md (const_call_operand): Say that this
19065 predicate applies to sibling calls too.
19066 (sibcall_operand): New predicate.
19068 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19070 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19071 alternatives as movsi_cf.
19072 (movsf_cf_hard): Add commentary.
19074 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19075 Richard Sandiford <richard@codesourcery.com>
19077 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19078 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19079 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19080 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19081 as being live on exit from an interrupt function.
19082 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19083 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19084 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19085 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19086 (m68k_interrupt_function_p): Globalize.
19087 (m68k_compute_frame_layout): Remove reverse mask code.
19088 (m68k_emit_movem, m68k_set_frame_related): New functions.
19089 (m68k_output_function_prologue): Delete in favor of...
19090 (m68k_expand_prologue): ...this new function.
19091 (m68k_output_function_epilogue): Delete in favor of...
19092 (m68k_expand_epilogue): ...this new function.
19093 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19095 (print_operand): Handle %?.
19096 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19097 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19098 (prologue, epilogue): New patterns.
19099 (return): Turn into a define_expand.
19100 (*return): New pattern, derived from old "return" pattern. Use rte
19101 rather than rts for interrupt functions. Only use rtd if the pop
19103 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19104 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19105 (link, *link, unlink, *unlink, load_got): Likewise.
19107 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19111 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19112 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19113 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19114 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19115 and m68k_matches_u_p.
19116 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19117 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19118 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19119 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19120 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19121 (REG_STRICT_P): New macro.
19122 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19123 PCREL_GENERAL_OPERAND_OK.
19124 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19125 m68k_legitimate_base_reg_p.
19126 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19127 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19128 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19129 * config/m68k/m68k.c (m68k_address): New structure.
19130 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19131 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19132 (m68k_jump_table_ref_p, m68k_decompose_address)
19133 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19134 (m68k_matches_u_p): New functions.
19135 (print_operand_address): Rewrite to use m68k_decompose_index.
19137 2007-03-05 David Taylor <dtaylor@emc.com>
19139 * gcc.c: Correct copyright date in --version output.
19141 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19143 * pa.md: In unamed move patterns, disparge copies between general
19144 and floating point registers using '?' modifier. Don't include 'f'
19145 constraint for register preferences in DImode, SImode, HImode and
19146 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19147 Remove constraints for copies between general and floating registers
19148 in soft-float DFmode pattern.
19149 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19153 2007-03-05 Mike Stump <mrs@apple.com>
19155 * c-common.c (targetcm): Add.
19156 * c-opts.c (c_common_handle_option): Handle language specific
19158 * opts.c (handle_option): Verify language for target options, if
19160 * opth-gen.awk: Add CL_LANG_ALL.
19161 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19162 (TARGETCM_INITIALIZER): Add.
19163 * target.h (struct gcc_targetcm): Add.
19165 * targhooks.c (default_handle_c_option): Add.
19166 * targhooks.h (default_handle_c_option): Add.
19167 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19169 * config/darwin.opt (iframework): Add.
19170 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19171 * config/darwin-c.c (handle_c_option): Add.
19172 (TARGET_HANDLE_C_OPTION): Add.
19174 * doc/invoke.texi (Darwin Options): Add -iframework.
19176 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19178 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19181 2007-03-05 Ian Lance Taylor <iant@google.com>
19183 * c.opt (fgnu89-inline): New option.
19184 * c-opts.c (c_common_post_options): Set default value for
19186 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19187 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19189 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19190 (grokdeclarator, start_function): Likewise.
19191 * c-cppbuiltin.c (c_cpp_builtins): Define either
19192 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19193 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19194 (C Dialect Options): Document -fgnu89-inline.
19195 * doc/extend.texi (Function Attributes): Explain what the
19196 gnu_inline attribute does.
19197 * doc/cpp.texi (Common Predefined Macros): Document
19198 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19200 2007-03-05 Ian Lance Taylor <iant@google.com>
19202 PR tree-optimization/31034
19203 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19204 half-range if the other side is an overflow infinity.
19206 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19208 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19209 (bfin*-linux-uclibc*): New configuration.
19210 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19212 * config/bfin/linux.h: New file.
19213 * config/bfin/libgcc-bfin.ver: New file.
19214 * config/bfin/t-bfin-uclinux: New file.
19215 * config/bfin/t-bfin-linux: New file.
19216 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19217 (TARGET_OS_CPP_BUILTINS): New macro.
19219 2007-03-05 Richard Guenther <rguenther@suse.de>
19221 * fold-const.c (fold_binary): Remove duplicate folding
19222 of comparison of non-null ADDR_EXPR against null.
19224 2007-03-05 Richard Guenther <rguenther@suse.de>
19225 Dorit Nuzman <dorit@il.ibm.com>
19227 PR tree-optimization/26420
19228 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19229 are no loops in the function. Only print the number of
19230 vectorized loops if it is greater than zero or we are supposed
19231 to print information about unvectorized loops.
19233 2007-03-05 Revital Eres <eres@il.ibm.com>
19235 * gcc.dg/var-expand1.c: New test.
19236 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19237 when an accumulator is expanded.
19239 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19242 * c-common.c (convert_and_check): Don't give warnings for
19243 conversion if 'expr' already overflowed.
19245 2007-03-04 Roger Sayle <roger@eyesopen.com>
19247 PR middle-end/30744
19248 * fold-const.c (fold_comparison): Enforce type consistency when
19249 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19251 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19253 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19254 containing a cast to the base of TARGET_MEM_REF.
19256 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19258 * tree.c (tree_contains_struct_check_failed): Remove spurious
19259 whitespace from error message.
19261 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19264 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19265 instead of precision.
19267 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19268 Nathan Sidwell <nathan@codesourcery.com>
19270 * emit-rtl.c (find_auto_inc): New.
19271 (try_split): recreate REG_INC notes,
19272 Use regular for loops rather than whiles.
19274 2007-03-03 Andreas Schwab <schwab@suse.de>
19276 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19277 * configure: Regenerate.
19279 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19281 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19282 flag_rounding_math, not flag_unsafe_math_optimizations.
19284 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19286 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19287 alpha_fold_vector_minmax): Likewise.
19288 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19289 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19291 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19293 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19294 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19295 if the lhs has side-effects.
19296 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19298 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19300 * config/i386/i386.h (TUNEMASK): Remove define.
19301 (ARCHMASK): Remove define.
19302 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19303 Use ix86_arch_mask variable instead of ARCHMASK.
19304 * config/i386/i386.c (override_options): Ditto.
19305 (standard_80387_constant_p): Ditto.
19307 2007-03-02 Ian Lance Taylor <iant@google.com>
19309 Used signed infinities in VRP.
19310 * tree-vrp.c (uses_overflow_infinity): New static function.
19311 (supports_overflow_infinity): New static function.
19312 (make_overflow_infinity): New static function.
19313 (negative_overflow_infinity): New static function.
19314 (positive_overflow_infinity): New static function.
19315 (is_negative_overflow_infinity): New static function.
19316 (is_positive_overflow_infinity): New static function.
19317 (is_overflow_infinity): New static function.
19318 (overflow_infinity_range_p): New static function.
19319 (compare_values_warnv): New function split out of compare_values.
19320 (compare_value): Call it.
19321 (set_value_range_to_nonnegative): Add overflow_infinity
19322 parameter. Change caller.
19323 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19325 (vrp_expr_computes_nonzero): Likewise.
19326 (compare_ranges, compare_range_with_value): Likewise.
19327 (compare_name_with_value, compare_names): Likewise.
19328 (vrp_evaluate_conditional): Likewise.
19329 (set_value_range): Handle infinity
19330 (vrp_operand_equal_p, operand_less_p): Likewise.
19331 (extract_range_from_assert): Likewise.
19332 (vrp_int_const_binop): Likewise.
19333 (extract_range_from_binary_expr): Likewise.
19334 (extract_range_from_unary_expr): Likewise.
19335 (extract_range_from_comparison): Likewise.
19336 (extract_range_from_expr): Likewise.
19337 (dump_value_range): Likewise.
19338 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19339 (test_for_singularity): Likewise.
19340 (vrp_int_const_binop): Remove inline qualifier.
19341 (adjust_range_with_scev): Add comment.
19342 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19344 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19346 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19347 (get_constraint_for): Likewise.
19348 (do_structure_copy): Likewise.
19349 (find_func_aliases): Fix references to MODIFY_EXPR.
19350 (intra_create_variable_infos): Tidy.
19351 * tree-ssa-operands.c (add_virtual_operand): Add argument
19353 When adding members of alias sets, if IS_CALL_SITE is true and
19354 the symbol is not call-clobbered, skip it.
19355 Adjust all callers.
19357 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19359 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19360 entry by means of emit_insn_at_entry.
19362 2007-03-02 Richard Henderson <rth@redhat.com>
19364 * expr.h (promoted_input_arg): Remove decl.
19365 * function.c (promoted_input_arg): Merge into ...
19366 * combine.c (setup_incoming_promotions): ... only caller.
19367 Rearrange to avoid double loop.
19369 2007-03-02 Ben Elliston <bje@au.ibm.com>
19370 Peter Bergner <bergner@vnet.ibm.com>
19371 Janis Johnson <janis187@us.ibm.com>
19373 * config/rs6000/dfp.md: New file.
19374 * config/rs6000/rs6000.md: Include dfp.md.
19375 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19376 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19377 and TDmode decimal float modes in FP registers.
19378 (num_insns_constant): Likewise.
19379 (rs6000_legitimate_offset_address_p): Likewise.
19380 (rs6000_legitimize_address): Likewise.
19381 (rs6000_legitimize_reload_address): Likewise.
19382 (rs6000_legitimate_address): Likewise.
19383 (rs6000_emit_move): Likewise.
19384 (function_arg_boundary): Likewise.
19385 (function_arg_advance): Likewise.
19386 (rs6000_darwin64_record_arg_recurse): Likewise.
19387 (function_arg): Likewise.
19388 (rs6000_gimplify_va_arg): Likewise.
19389 (rs6000_split_multireg_move): Likewise.
19390 (rs6000_output_function_epilogue): Likewise.
19391 (rs6000_output_function_epilogue): Likewise.
19392 (rs6000_register_move_cost): Likewise.
19393 (rs6000_function_value): Likewise.
19394 (rs6000_libcall_value): Likewise.
19396 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19398 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19400 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19402 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19403 Use $MULTIDIR to choose between the kernel and RTP headers,
19404 and use $WIND_BASE and $WIND_USR to locate them.
19406 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19408 * config/i386/i386.c (override_options): Put initialization of
19409 ix86_tune_mask and ix86_arch_mask to the correct place.
19411 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19412 Michael Meissner <michael.meissner@amd.com>
19415 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19416 (ARCHMASK): Define.
19417 (TARGET_CMOVE): Use ARCHMASK.
19418 (TARGET_CMPXCHG): Ditto.
19419 (TARGET_CMPXCHG8B): Ditto.
19420 (TARGET_XADD): Ditto.
19421 (TARGET_BSWAP): Ditto.
19422 * config/i386/i386.c (ix86_tune_mask): New global variable.
19423 (ix86_arch_mask): Ditto.
19424 (override_options): Initialize ix86_tune_mask and
19425 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19428 2007-03-02 Ben Elliston <bje@au.ibm.com>
19431 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19433 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19435 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19436 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19437 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19438 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19440 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19441 rs6000_init_dwarf_reg_sizes_extra): New.
19442 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19443 SPE register high parts.
19445 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19447 * Makefile.in: Add install-pdf target as
19448 copied from automake v1.10 rules.
19449 * configure.ac: Add install-pdf to target list.
19450 * configure: Regenerate.
19452 2007-03-01 Paul Brook <paul@codesourcery.com>
19454 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19455 modes to LDRD for DImode.
19456 (output_move_double): Fixup out of range ldrd/strd.
19457 (vfp_secondary_reload_class): Rename...
19458 (coproc_secondary_reload_class): ... to this. Add wb argument.
19459 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19460 coproc_secondary_reload_class for CLASS_IWMMXT.
19461 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19462 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19464 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19466 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19467 unroll factor by the estimated number of iterations.
19468 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19469 than prefetch latency.
19471 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19472 decode_caches_intel, detect_caches_intel): New functions.
19473 (host_detect_local_cpu): Use detect_caches_amd and
19474 detect_caches_intel.
19476 2007-03-01 Richard Henderson <rth@redhat.com>
19478 * expr.c (emit_move_complex_push): Export.
19479 (emit_move_complex_parts): Split out from ...
19480 (emit_move_complex): ... here.
19481 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19482 * config/i386/i386.md (movcdi): New.
19484 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19486 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19487 size of mode1 to check for tieable modes in MMX case.
19489 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19491 * Makefile.in (rtlanal.o): Depend on tree.h.
19492 * rtl.h (offset_within_section_p, split_const): Declare.
19493 * rtlanal.c: Include tree.h.
19494 (offset_within_block_p): New function, taken from
19495 mips_offset_within_object_p.
19496 (split_const): New function, taken from mips_split_const.
19497 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19499 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19500 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19501 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19502 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19503 (m68k_illegitimate_symbolic_constant_p): New function.
19504 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19505 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19506 symbolic constant that might be outside the symbol's section,
19507 move the symbol first and then add the offset.
19508 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19510 * config/mips/mips.c (mips_split_const): Delete.
19511 (mips_offset_within_object_p): Delete.
19512 (mips_symbolic_constant_p): Use offset_within_section_p and
19513 split_const instead of mips_offset_within_object_p and
19515 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19516 (mips_legitimize_const_move, print_operand_reloc)
19517 (mips_dangerous_for_la25_p): Use split_const instead of
19520 2007-02-28 Eric Christopher <echristo@apple.com>
19522 * Makefile.in (install-include-dir): Don't rm -rf include.
19524 2007-02-28 Richard Guenther <rguenther@suse.de>
19526 PR middle-end/30364
19527 * fold-const.c (fold_binary): Do not associate expressions
19528 with more than one variable for integer types that do not wrap.
19530 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19532 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19533 Delete, and replace with...
19534 (fold_builtin_call_array): This. Update callers to use it.
19535 * fold-const.c (fold_build_call_list): Delete, and replace with...
19536 (fold_build_call_array): This.
19537 (fold_build_call_list_initializer): Delete, and replace with...
19538 (fold_build_call_array_initializer): This.
19539 * tree.h: Update declarations to reflect above changes.
19541 * c-typeck.c (build_function_call): Store converted arguments
19542 in a stack-allocated array instead of building a list.
19543 (convert_arguments): Store arguments in the array passed in as an
19544 argument, and return the actual number of arguments.
19545 * c-format.c: (check_function_format): Pass arguments in an
19546 array instead of a list.
19547 * c-common.c (check_function_nonnull): Likewise.
19548 (check_function_sentinel): Likewise.
19549 (check_function_arguments): Likewise.
19550 * c-common.h: Update declarations to reflect above changes.
19552 2007-02-28 Jan Hubicka <jh@suse.cz>
19554 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19555 PRED_NEGATIVE_RETURN): Update outcomes.
19557 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19559 * calls.c (emit_library_call_value_1): Handle partial registers
19560 correctly when building up CALL_INSN_FUNCTION_USAGE.
19562 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19564 * pa/predicates.md (move_src_operand): Allow zero for mode.
19565 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19568 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19571 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19572 *movv2df_internal): Enable pattern only for valid operand
19574 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19575 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19577 2007-02-27 Mike Stump <mrs@apple.com>
19579 * config/darwin-crt3.c: Avoid compilation when compiling for a
19582 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19584 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19586 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19587 for fixed headers and limits.h.
19588 (install-include-dir, install-headers-tar, install-headers-cpio,
19589 install-headers-cp, real-install-headers-tar,
19590 real-install-headers-cpio, real-install-headers-cp): Handle
19591 include-fixed as well as include.
19592 (install-mkheaders): Don't install files that go only in include
19594 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19595 from GCC_INCLUDE_DIR.
19596 * gcc.c (process_command): Remove special -BstageN/ handling.
19597 (do_spec_1): Add include-fixed directories.
19599 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19601 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19603 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19605 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19608 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19610 * c-common.c (get_priority): Add check for
19611 SUPPORTS_INIT_PRIORITY.
19613 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19615 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19617 * config/bfin/bfin.c: Include "cfglayout.h".
19618 (MAX_LSETUP_DISTANCE): New macro.
19619 (struct loop_info): New members incoming, incoming_src and
19620 incoming_dest. Delete member predecessor.
19621 (length_for_loop): New function.
19622 (bfin_optimize_loop): Handle more different loop structures.
19623 (bfin_discover_loop): Rework detection of predecessor blocks by
19624 examining incoming edges.
19625 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19627 (bfin_reorder_loops): New function.
19628 (bfin_reorg_loops): Use these three new functions.
19630 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19631 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19632 (CONSTRAINT_LEN): Add entry for 'q'.
19633 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19634 Add 'q' constraints.
19635 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19636 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19638 * config/bfin/bfin.md (add_with_carry): New pattern.
19639 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19640 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19641 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19642 support unsigned multiplies too. Removed incorrect commutativity from
19643 operand 1 constraint where appropriate.
19644 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19646 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19647 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19649 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19650 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19651 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19652 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19653 usmulhisi_hh_huh): New patterns.
19655 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19656 lshifthi3): Fix output template to use half reg for operand 2.
19658 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19661 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19663 2007-02-27 Andreas Schwab <schwab@suse.de>
19665 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19667 2007-02-27 Jan Hubicka <jh@suse.cz>
19669 * predict.c (last_basic_block_p): Remove.
19670 (tree_estimate_probability): Update return heuristic for commonized
19673 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19675 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19677 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19679 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19680 * doc/cpp.texi: Standardize title page.
19681 * doc/cppinternals.texi: Likewise.
19682 * doc/gcc.texi: Standardize title page, remove version number
19683 from copyright page.
19684 * doc/gccint.texi: Likewise.
19685 * doc/install.texi: Standardize title page, add table of
19688 2007-02-26 Jan Hubicka <jh@suse.cz>
19690 * predict.def: Set outcomes according to more recent results.
19691 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19692 Remove dead predictors.
19693 * predict.c (return_prediction): Fix pasto.
19695 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19697 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19698 change; avoid a memory leak when returning early.
19700 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19702 * c-decl.c (static_ctors): Move to c-common.c.
19703 (static_dtors): Likewise.
19704 (finish_function): Use c_record_cdtor_fn.
19705 (build_cdtor): Move to c-common.c.
19706 (c_write_global_declarations): Use c_build_cdtor_fns.
19707 * c-common.h (static_ctors): Declare.
19708 (static_dtors): Likewise.
19709 (c_record_cdtor_fn): Likewise.
19710 (c_build_cdtor_fns): Likewise.
19711 * c-common.c (static_ctors): New variable.
19712 (static_dtors): Likewise.
19713 (c_record_cdtor_fn): New function.
19714 (build_cdtor): Move from c-decl.c
19715 (c_build_cdtor_fns): New function.
19717 * output.h (assemble_addr_to_section): Declare.
19718 (get_cdtor_priority_section): Likewise.
19719 * varasm.c (assemble_addr_to_section): New function.
19720 (get_cdtor_priority_section): Likewise.
19721 (default_named_section_asm_out_destructor): Use them.
19722 (destor_dtor_section_asm_out_destructor): Likewise.
19723 (default_named_section_asm_out_constructor): Likewise.
19724 (default_ctor_section_asm_out_constructor): Likewise.
19725 * config.gcc (*-*-vxworks*): Include vxworks.o.
19726 * config/t-vxworks (vxworks.o): New target.
19727 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19728 (TARGET_ASM_CONSTRUCTOR): Define.
19729 (TARGET_ASM_DESTRUCTOR): Likewise.
19730 (vxworks_asm_out_constructor): Declare.
19731 (vxworks_asm_out_destructor): Likewise.
19733 * c-common.c (get_priority): Check that we have not just an
19734 INTEGER_CST, but an integer constant with integeral type.
19736 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19738 PR tree-optimization/30938
19739 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19740 use &dt[nargs-1] instead of &dt[nargs] in the call to
19741 vect_is_simple_use().
19743 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19745 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19746 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19747 Do not attempt to handle MEM inside auto-inc expressions.
19748 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19749 of a register modified by an auto-inc expression. However, do handle
19750 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19751 (elimination_effects): Prohibit elimination of a register modified
19752 by an auto-inc expression. Disable register elimination rules whose
19753 target register is modified by an auto-inc expression with variable
19756 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19758 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19760 (array_at_struct_end_p): New function.
19761 (idx_infer_loop_bounds): Use it.
19762 (estimate_numbers_of_iterations_loop): Export.
19763 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19764 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19765 (tree_estimate_probability): Call record_loop_exits.
19766 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19767 (estimated_loop_iterations, estimated_loop_iterations_int,
19768 estimated_loop_iterations_tree): New functions.
19769 (analyze_siv_subscript_cst_affine,
19770 compute_overlap_steps_for_affine_1_2,
19771 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19772 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19773 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19774 (PRED_LOOP_ITERATIONS_GUESSED): New.
19775 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19776 * cfgloop.h (estimate_numbers_of_iterations_loop,
19777 estimated_loop_iterations_int): Declare.
19779 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19781 * doc/extend.texi: Document optional priority argument to
19782 constructors and destructors.
19783 * tree.c (init_priority_for_decl): Adjust GTY markers.
19784 (init_ttree): Use priority-info hash functions for
19785 init_priority_for_decl.
19786 (tree_map_eq): Rename to ...
19787 (tree_map_base_eq): ... this.
19788 (tree_map_marked_p): Rename to ...
19789 (tree_map_base_marked_p): ... this.
19790 (tree_map_base_hash): New function.
19791 (decl_init_priority_lookup): Rework.
19792 (decl_fini_priority_lookup): New function.
19793 (decl_priority_info): New function.
19794 (decl_init_priority_insert): Use it.
19795 (decl_fini_priority_insert): Likewise.
19796 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19798 (decl_restrict_base_insert): Likewise.
19799 (decl_debug_expr_insert): Likewise.
19800 (decl_value_expr_lookup): Likewise.
19801 (decl_value_expr_insert): Likewise.
19802 * tree.h (priority_type): New type.
19803 (decl_init_priority_lookup): Use priority_type.
19804 (decl_fini_priority_lookup): New function.
19805 (decl_init_priority_insert): Use priority_type.
19806 (decl_fini_priority_insert): New function.
19807 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19808 (DECL_INIT_PRIORITY): Likewise.
19809 (SET_DECL_INIT_PRIORITY): Add comment.
19810 (DECL_FINI_PRIORITY): New macro.
19811 (SET_DECL_FINI_PRIORITY): Likewise.
19812 (DEFAULT_INIT_PRIORITY): Document.
19813 (MAX_INIT_PRIORITY): Likewise.
19814 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19815 (tree_map_base): New type.
19816 (tree_map_base_eq): New function.
19817 (tree_map_base_hash): Likewise.
19818 (tree_map_base_marked_p): Likewise.
19819 (tree_map): Inherit from tree_map_base.
19820 (tree_map_eq): Make it a macro.
19821 (tree_map_marked_p): Likewise.
19822 (tree_int_map): Inherit from tree_map_base.
19823 (tree_int_map_eq): Make it a macro.
19824 (tree_int_map_hash): Likewise.
19825 (tree_int_map_marked_p): Likewise.
19826 (tree_priority_map): New type.
19827 (tree_priority_map_eq): New macro.
19828 (tree_priority_map_hash): Likewise.
19829 (tree_priority_map_marked_p): Likewise.
19830 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19832 (emutls_common_1): Likewise.
19833 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19834 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19835 of tree_map hierarchy.
19836 * tree-cfg.c (move_stmt_r): Likewise.
19837 (new_label_mapper): Likewise.
19838 * c-tree.h (c_expand_body): Move to ...
19839 * c-common.h (c_expand_body): ... here.
19840 * c-decl.c (c_expand_body): Move to ...
19841 * c-common.c (c_expand_body): ... here.
19842 (c_common_attribute_table): Allow 1 argument for the constructor
19843 and destructor attributes.
19844 (get_priority): New function.
19845 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19846 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19848 2007-02-24 Jan Hubicka <jh@suse.cz>
19850 PR middle-end/30509
19851 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19852 copying for inlining.
19854 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19855 Jan Hubicka <jh@suse.cz>
19858 * i386.c (counter_mode): New function.
19859 (expand_set_or_movmem_via_loop): Use it.
19860 (expand_movmem_epilogue): Likewise; fix pasto.
19861 (ix86_expand_movmem): Do emit guard even for constant counts.
19862 (ix86_expand_setmem): Likewise.
19864 2007-02-25 Nick Clifton <nickc@redhat.com>
19866 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19867 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19869 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19872 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19873 count argument with 0x10, not with 0x16.
19874 (expand_setmem_epilogue): Ditto.
19876 2007-02-24 Mike Stump <mrs@apple.com>
19878 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19881 2007-02-24 Richard Guenther <rguenther@suse.de>
19883 PR middle-end/30951
19884 * fold-const.c (fold_binary): Fold x +- CST op x for
19885 EQ_EXPR and NE_EXPR.
19887 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19889 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19891 2007-02-24 Jan Hubicka <jh@suse.cz>
19893 * cgraphunit.c (decide_is_function_needed): Honor
19894 -fkeep-inline-functions.
19896 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19898 * builtins.c (fold_builtin_modf): New.
19899 (fold_builtin_2): Use it.
19901 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19903 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19904 (determine_max_iter): Take additional LOOP arg; all callers changed.
19905 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19906 one using simplifications.
19907 (simplify_using_initial_values): Return if the expression becomes
19908 invalid due to altered regs.
19910 2007-02-23 DJ Delorie <dj@redhat.com>
19912 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19914 2007-02-23 Mike Stump <mrs@apple.com>
19916 * tlink.c (scan_linker_output): Parse linker messages from
19917 darwin9's linker better.
19919 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19922 * varpool.c (varpool_assemble_pending_decls): Set
19923 varpool_last_needed_node to null.
19925 2007-02-23 DJ Delorie <dj@redhat.com>
19927 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19928 alignment bigger than the object file can handle.
19930 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19933 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19934 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19935 (*movsf_1): Penalize MMX moves.
19937 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19939 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19940 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19942 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19944 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19946 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19947 (fold_builtin_1): Use them.
19948 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19949 BUILT_IN_SIGNIFICAND.
19951 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19953 * config/i386/i386.c (bdesc_1arg): Initialize
19954 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19955 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19956 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19957 and IX86_BUILTIN_MOVSLDUP.
19959 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19961 PR rtl-optimization/30841
19962 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19964 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19966 * builtins.c (fold_builtin_frexp): New.
19967 (fold_builtin_2): Use it.
19969 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19971 * doc/invoke.texi (Spec Files): Document getenv spec function.
19973 * gcc.c (getenv_spec_function): New function.
19974 (static_spec_functions): Add it.
19975 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19976 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19979 2007-02-22 Michael Matz <matz@suse.de
19982 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19983 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19985 2007-02-22 Ian Lance Taylor <iant@google.com>
19988 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19989 (mem_loc_descriptor): Call it.
19991 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19992 Ira Rosen <irar@il.ibm.com>
19994 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19996 2007-02-22 Ira Rosen <irar@il.ibm.com>
19998 PR tree-optimization/30843
19999 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20000 stores only after all the group is vectorized.
20002 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20004 PR tree-optimization/30858
20005 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20006 in the reduction cycle have a single use in the loop.
20007 * tree-vectorizer.h (relevant): Add documentation.
20009 2007-02-20 Mike Stump <mrs@apple.com>
20011 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20012 * configure: Regenerate.
20014 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20016 Change the defaults of some parameters and options.
20017 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20018 * config/spu/spu.c (spu_optimization_options): Add.
20019 (spu_override_options): Change params in spu_optimization_options.
20020 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20022 Register 127 is only 16 byte aligned when used as a frame pointer.
20023 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20024 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20025 HARD_FRAME_POINTER_REGNUM.
20026 (spu_legitimate_address): Use regno_aligned_for_reload.
20027 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20028 aligned when frame_pointer_needed is true.
20029 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20031 * config/spu/spu.h (INIT_EXPANDERS): Define.
20033 Make sure shift and rotate instructions have valid immediate operands.
20034 * config/spu/predicates.md (spu_shift_operand): Remove.
20035 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20036 * config/spu/constraints.md (W, O): Extend range.
20037 * config/spu/spu.md (umask, nmask): Define.
20038 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20039 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20040 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20041 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20042 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20043 (lshr<mode>3_reg): Fix rtl description.
20045 Make sure mulhisi immediate operands are valid.
20046 * config/spu/predicates.md (imm_K_operand): Add.
20047 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20049 Generate constants using fsmbi and andi.
20050 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20051 (print_operand, spu_split_immediate, classify_immediate,
20052 fsmbi_const_p): Handle IC_FSMBI2.
20054 Correctly handle a CONST_VECTOR containing symbols.
20055 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20056 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20057 (immediate_load_p): Allow symbols that use 2 instructions to create.
20058 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20059 with symbols when flag_pic is set.
20060 (const_vector_immediate_p): New.
20061 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20062 accept a CONST_VECTOR with symbols.
20063 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20064 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20066 * config/spu/spu.md (high, low): Delete.
20067 (low_<mode>): Define.
20069 Remove INTRmode and INTR_REGNUM, which didn't work.
20070 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20072 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20073 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20074 peephole2 pattern): Don't use INTR or 131.
20075 (movintrcc): Delete.
20076 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20077 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20078 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20079 (UNSPEC_SET_INTR): Add.
20080 * config/spu/spu-modes.def (INTR): Remove.
20082 More accurate warnings about run-time relocations.
20083 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20085 Correctly warn about immediate arguments to specific intrinsics.
20086 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20087 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20088 the instruction predicate.
20090 Fix tree check errors with latest update.
20091 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20093 (spu_expand_builtin): Use CALL_EXPR_FN.
20095 Add missing specific intrinsics.
20096 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20098 * config/spu/spu_internals.h: Ditto.
20100 Fix incorrect operand modifiers.
20101 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20102 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20104 Optimize one case of zero_extend of a vec_select.
20105 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20107 Accept any immediate for hbr.
20108 * config/spu/spu.md (hbr): Change s constraints to i.
20110 2007-02-21 Paul Brook <paul@codesourcery.com>
20112 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20113 condexec_count when skipping USE and CLOBBER.
20115 2007-02-21 Nick Clifton <nickc@redhat.com>
20117 * common.opt (Warray-bounds): Add Warning attribute.
20118 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20120 (fsized-zeroes): Add Optimization attribute.
20121 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20122 * c.opt (Wc++0x-compat): Add Warning attribute.
20124 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20126 PR middle-end/30761
20127 * reload1.c (eliminate_regs_in_insn): In the single_set special
20128 case, attempt to re-recognize the insn before falling back to
20129 having reload fix it up.
20131 2007-02-20 Eric Christopher <echristo@gmail.com>
20133 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20134 Rewrite accordingly.
20135 (frv_read_iacc_argument): Ditto.
20136 (frv_expand_set_builtin): Take a call instead of arglist, update for
20138 (frv_expand_unop_builtin): Ditto.
20139 (frv_expand_binop_builtin): Ditto.
20140 (frv_expand_cut_builtin): Ditto.
20141 (frv_expand_binopimm_builtin): Ditto.
20142 (frv_expand_voidbinop_builtin): Ditto.
20143 (frv_expand_int_void2arg): Ditto.
20144 (frv_expand_prefetches): Ditto.
20145 (frv_expand_voidtriop_builtin): Ditto.
20146 (frv_expand_voidaccop_builtin): Ditto.
20147 (frv_expand_load_builtin): Ditto.
20148 (frv_expand_store_builtin): Ditto.
20149 (frv_expand_mdpackh_builtin): Ditto.
20150 (frv_expand_mclracc_builtin): Ditto.
20151 (frv_expand_mrdacc_builtin): Ditto.
20152 (frv_expand_mwtacc_builtin): Ditto.
20153 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20156 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20158 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20159 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20161 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20162 point instructions.
20163 * configure: Regenerate.
20164 * config.in: Regenerate.
20165 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20166 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20167 masks to power6 and power6x and to POWERPC_MASKS.
20168 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20170 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20171 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20172 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20173 Access PROTOTYPE as variable, not mask.
20175 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20177 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20178 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20179 * combine.c (adjust_for_new_dest): Use it.
20180 * postreload.c (reload_combine): Likewise.
20182 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20184 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20185 notes on an insn with multiple sets, even if single_set returns
20186 non-NULL for that insn.
20188 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20190 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20191 scalbn and scalbln.
20193 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20195 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20196 if user didn't pass it.
20197 * config/i386/darwin.h (CC1_SPEC): Likewise.
20198 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20199 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20200 -mmacosx-version-min.
20202 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20203 Uros Bizjak <ubizjak@gmail.com>
20205 * optabs.h (enum optab_index): Add new OTI_scalb.
20206 (scalb_optab): Define corresponding macro.
20207 * optabs.c (init_optabs): Initialize scalb_optab.
20208 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20210 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20211 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20212 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20213 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20214 flag_unsafe_math_optimizations is set.
20216 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20217 to implement scalbf, scalb and scalbl built-ins as inline x87
20220 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20221 DJ Delorie <dj@redhat.com>
20224 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20225 (diagnostic_report_diagnostic): ... here, and turn them into real
20226 errors. If warnings are inhibited, no need to do anything.
20228 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20230 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20231 better code generation.
20233 2007-02-20 Ben Elliston <bje@au.ibm.com>
20235 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20237 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20239 * config/alpha/alpha.c, config/alpha/alpha.md,
20240 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20241 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20242 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20243 config/arm/lib1funcs.asm: Follow spelling conventions.
20245 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20246 config/fr30/fr30.md, config/i386/i386.h,
20247 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20248 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20249 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20250 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20251 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20252 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20253 config/sparc/sparc.c, config/sparc/sparc.h,
20254 config/sparc/sparc.md, config/spu/constraints.md,
20255 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20258 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20261 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20264 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20266 * doc/invoke.texi (-ftree-lrs): Remove.
20268 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20270 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20273 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20275 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20276 new CALL_EXPR_FN macro for retrieving the function
20277 declaration of the input expression.
20279 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20281 * c.opt (Waddress): New.
20282 * common.opt (Walways-true): Delete.
20283 (Wstring-literal-comparison): Delete.
20284 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20285 -Wstring-literal-comparison. Add -Waddress.
20287 (Walways-true): Delete.
20288 (Wstring-literal-comparison): Delete.
20289 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20290 consistently instead of -Walways-true in example.
20291 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20292 * c-typeck.c (parser_build_binary_op): Replace
20293 -Wstring-literal-comparison and -Walways-true with -Waddress.
20294 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20297 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20299 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20300 without DECL_STRUCT_FUNCTION initialized.
20302 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20304 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20305 due to calls to functions taking pointers as parameters.
20307 2007-02-19 Richard Henderson <rth@redhat.com>
20310 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20313 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20315 * config/s390/s390.c (s390_call_saved_register_used,
20316 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20317 accessed to the new scheme.
20319 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20321 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20322 (cris_print_index, cris_print_operand, cris_print_operand_address)
20323 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20324 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20325 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20326 GET_CODE () == xxx.
20327 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20328 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20329 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20330 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20331 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20332 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20333 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20334 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20335 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20336 (uminsi3, call, call_value): Ditto.
20337 (define_split: indir_to_reg_split, unnamed): Ditto.
20339 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20341 PR tree-optimization/30975
20342 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20345 2007-02-18 Eric Christopher <echristo@gmail.com>
20347 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20348 Remove use of arglist.
20349 (mips_expand_builtin): Remove use of arglist, pass in expr.
20350 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20351 (mips_expand_builtin_movtf): Ditto.
20352 (mips_expand_builtin_compare): Ditto.
20354 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20356 * tree-sra.c (sra_build_assignment): Replace assertion
20357 checking with a comment explaining why it can't be done.
20359 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20361 PR middle-end/30833
20362 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20363 during CALL_EXPR representation conversion.
20364 * tree-ssa-propagate.c (set_rhs): Likewise.
20366 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20368 * tree-sra.c (sra_build_assignment): Disable assertion checking
20371 2007-02-18 Roger Sayle <roger@eyesopen.com>
20373 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20374 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20375 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20377 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20378 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20379 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20380 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20381 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20382 force_gimple_operand): Likewise.
20383 * ipa-cp.c (constant_val_insert): Likewise.
20384 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20385 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20386 perfect_nestify): Likewise.
20387 * langhooks.c (lhd_omp_assignment): Likewise.
20388 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20389 lower_copyprivate_clauses, lower_send_clauses,
20390 lower_send_shared_vars, expand_parallel_call,
20391 expand_omp_for_generic, expand_omp_for_static_nochunk,
20392 expand_omp_for_static_chunk, expand_omp_sections,
20393 lower_omp_single_copy, lower_omp_for_lastprivate,
20394 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20395 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20396 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20399 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20401 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20402 config/sh/sh.md: Follow spelling conventions.
20404 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20405 config/frv/predicates.md: Follow spelling conventions.
20407 * config/m68k/linux-unwind.h: Fix a comment typo.
20408 * target.h: Follow spelling conventions.
20410 2007-02-18 Roger Sayle <roger@eyesopen.com>
20412 PR rtl-optimization/28173
20413 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20414 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20415 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20416 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20417 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20419 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20421 * builtins.c (fold_builtin_load_exponent): New.
20422 (fold_builtin_2): Use it.
20424 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20426 PR rtl-optimization/30773
20427 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20428 if we fail to attach a REG_EQUIV note.
20430 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20431 Roger Sayle <roger@eyesopen.com>
20433 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20435 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20437 * calls.c (initialize_argument_information): Pass original EXP
20438 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20439 code to split complex arguments here, as part of initializing the
20441 (expand_call): Remove code that builds a list of arguments and
20442 inserts implicit arguments into it. Instead, just count how many
20443 implicit arguments there will be so we can determine the size of
20444 the ARGS array, and let initialize_argument_information do the work.
20445 (split_complex_values): Delete unused function.
20447 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20449 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20451 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20453 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20454 for arg pointer based indexed addressing.
20456 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20458 * config/ia64/ia64.h, config/ia64/ia64.md,
20459 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20460 spelling conventions.
20462 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20464 * config/m68k/m68k.c (split_di): New.
20465 * config/m68k/m68k-protos.h: Declare split_di.
20466 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20467 Improve predicate handling and split constant shifts.
20469 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20471 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20472 parameter for register bitfield operations, general predicates
20475 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20477 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20478 * config/m68k/linux-unwind.h: New file.
20480 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20482 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20483 config/i386/athlon.md, config/ia64/ia64.md,
20484 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20485 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20486 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20487 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20488 tree-vect-transform.c: Fix comment typos.
20490 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20492 * sched-deps.c (find_insn_list): Remove.
20493 * sched-int.h: Remove the prototype for find_insn_list.
20495 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20497 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20499 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20500 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20501 darwin_rs6000_override_options.
20502 (C_COMMON_OVERRIDE_OPTIONS): Expect
20503 darwin_macosx_version_min to be non-NULL always.
20504 (TARGET_C99_FUNCTIONS): Likewise.
20505 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20506 (DARWIN_MINVERSION_SPEC): New.
20507 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20508 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20510 (DARWIN_MINVERSION_SPEC): New.
20511 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20513 * config/darwin-c.c (darwin_cpp_builtins): Expect
20514 darwin_macosx_version_min to be non-NULL always.
20516 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20518 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20520 * config/i386/i386.h (x86_use_xchgb): New.
20521 (TARGET_USE_XCHGB): New macro.
20522 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20523 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20524 Split after reload into bswaphi for shifts of 8.
20525 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20526 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20527 or when optimizing for size.
20529 2007-02-16 Richard Guenther <rguenther@suse.de>
20530 Christian Bruel <christian.bruel@st.com>
20532 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20533 DECLs but prefer SSA_NAMEs over DECLs.
20535 2007-02-16 Richard Guenther <rguenther@suse.de>
20537 * tree-flow-inline.h (single_imm_use_p): Remove.
20538 (zero_imm_uses_p): Likewise.
20539 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20540 instead of single_imm_use_p.
20541 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20544 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20547 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20548 nested double- and backquotes.
20550 2007-02-15 Roger Sayle <roger@eyesopen.com>
20552 PR middle-end/30391
20553 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20554 should be unreachable.
20555 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20556 For the time being redirect GIMPLE_MODIFY_STMT to the new
20557 (renamed) build_gimple_modify_stmt_stat.
20558 (build2_gimple_stat): Rename to...
20559 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20560 Always build a GIMPLE_MODIFY_STMT node.
20561 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20562 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20565 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20566 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20567 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20568 expand_complex_div_wide): Likewise.
20569 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20570 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20571 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20572 * tree-ssa-loop-manip.c (create_iv): Likewise.
20573 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20574 abs_replacement): Likewise.
20575 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20576 realify_fake_stores): Likewise.
20578 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20579 node rather than a GIMPLE_MODIFY_STMT node.
20580 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20581 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20583 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20584 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20585 GIMPLE_MODIFY_STMT.
20587 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20589 PR middle-end/30433
20590 * fold-const.c (fold_comparison): Add back the
20591 folding of constant complex comparisions.
20593 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20595 PR middle-end/30729
20596 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20597 effects unknown to this function, return early.
20599 2007-02-15 Ian Lance Taylor <iant@google.com>
20601 * lower-subreg.c (move_eh_region_note): New static function.
20602 (resolve_simple_move): Call it.
20603 (decompose_multiword_subregs): Track blocks for which we resolve a
20604 simple move which is also a control flow insn. Pass them to
20605 find_many_sub_basic_blocks.
20606 (pass_lower_subreg): Add TODO_verify_flow.
20607 (pass_lower_subreg2): Likewise.
20609 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20610 Brooks Moses <brooks.moses@codesourcery.com>
20611 Lee Millward <lee.millward@codesourcery.com>
20613 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20614 (VL_EXP_CLASS_P): New.
20615 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20617 (TREE_OPERAND_CHECK_CODE): Likewise.
20618 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20619 (TREE_RTL_OPERAND_CHECK): Likewise.
20620 (tree_operand_check_failed): Make second parameter the whole tree
20621 instead of its code. Fixed callers.
20622 (VL_EXP_CHECK): New.
20623 (TREE_OPERAND_LENGTH): New.
20624 (VL_EXP_OPERAND_LENGTH): New.
20625 (CALL_EXPR_FN): New.
20626 (CALL_EXPR_STATIC_CHAIN): New.
20627 (CALL_EXPR_ARGS): New.
20628 (CALL_EXPR_ARG): New.
20629 (call_expr_nargs): New.
20630 (CALL_EXPR_ARGP): New.
20631 (build_nt_call_list): Declare.
20632 (build_vl_exp_stat): Declare.
20633 (build_vl_exp): New.
20634 (build_call_list): Declare.
20635 (build_call_nary): Declare.
20636 (build_call_valist): Declare.
20637 (build_call_array): Declare.
20638 (call_expr_arg): Declare.
20639 (call_expr_argp): Declare.
20640 (call_expr_arglist): Declare.
20641 (fold_build_call_list): Declare.
20642 (fold_build_call_list_initializer): Declare.
20643 (fold_call_expr): Declare to replace fold_builtin.
20644 (fold_builtin_fputs): Update to agree with modified definition.
20645 (fold_builtin_strcpy): Likewise.
20646 (fold_builtin_strncpy): Likewise.
20647 (fold_builtin_memory_chk): Likewise.
20648 (fold_builtin_stxcpy_chk): Likewise.
20649 (fold_builtin_strncpy_chk): Likewise.
20650 (fold_builtin_next_arg): Likewise.
20651 (fold_build_call_expr): Declare.
20652 (fold_builtin_call_list): Declare.
20653 (fold_builtin_call_valist): Declare.
20654 (build_call_expr): Declare.
20655 (validate_arglist): Update to agree with modified definition.
20656 (tree_operand_length): New.
20657 (call_expr_arg_iterator): New.
20658 (init_call_expr_arg_iterator): New.
20659 (next_call_expr_arg): New.
20660 (first_call_expr_arg): New.
20661 (more_call_expr_args_p): New.
20662 (FOR_EACH_CALL_EXPR_ARG): New.
20664 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20665 and tcc_gimple_stmt.
20666 (tree_code_size): Update documentation. Use sizeof (tree) rather
20667 than sizeof (char *).
20668 (tree_size): Likewise. Add case for tcc_vl_exp.
20669 (tree_node_structure): Add case for tcc_vl_exp.
20670 (contains_placeholder_p): Likewise.
20671 (substitute_in_expr): Likewise.
20672 (substitute_placeholder_in_expr): Likewise.
20673 (stabilize_reference_1): Likewise.
20674 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20675 to diagnose breakage of this interface for constructing CALL_EXPRs.
20676 (build_nt): Add similar assertion here.
20677 (build_nt_call_list): New.
20678 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20679 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20681 (get_callee_fndecl): Use new CALL_EXPR accessors.
20682 (tree_operand_check_failed): Change parameters to pass entire node
20683 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20684 (process_call_operands): New.
20685 (build_vl_exp_stat): New.
20686 (build_call_list): New.
20687 (build_call_nary): New.
20688 (build_call_valist): New.
20689 (build_call_array): New.
20690 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20691 (call_expr_arglist): New.
20693 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20694 tcc_vl_exp instead of a fixed-size tcc_expression.
20696 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20697 accessors for CALL_EXPRs.
20698 (AGGR_INIT_EXPR): Likewise.
20700 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20701 Brooks Moses <brooks.moses@codesourcery.com>
20702 Lee Millward <lee.millward@codesourcery.com>
20704 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20705 (expand_builtin_nonlocal_goto): Change parameter to be entire
20706 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20707 (expand_builtin_prefetch): Likewise.
20708 (expand_builtin_classify_type): Likewise.
20709 (mathfn_built_in): Return NULL_TREE instead of 0.
20710 (expand_errno_check): Use new CALL_EXPR accessors.
20711 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20712 Return NULL_RTX instead of 0.
20713 (expand_builtin_mathfn_2): Likewise.
20714 (expand_builtin_mathfn_3): Likewise.
20715 (expand_builtin_interclass_mathfn): Likewise.
20716 (expand_builtin_sincos): Likewise.
20717 (expand_builtin_cexpi): Likewise.
20718 (expand_builtin_int_roundingfn): Likewise.
20719 (expand_builtin_int_roundingfn_2): Likewise.
20720 (expand_builtin_pow): Likewise.
20721 (expand_builtin_powi): Likewise.
20722 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20723 of arglist, fixing callers appropriately. Use new CALL_EXPR
20724 accessors and constructors. Return NULL_RTX instead of 0.
20725 (expand_builtin_strstr): Likewise.
20726 (expand_builtin_strchr): Likewise.
20727 (expand_builtin_strrchr): Likewise.
20728 (expand_builtin_strpbrk): Likewise.
20729 (expand_builtin_memcpy): Likewise.
20730 (expand_builtin_mempcpy): Likewise.
20731 (expand_builtin_mempcpy_args): New.
20732 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20733 (expand_builtin_memmove_args): New.
20734 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20735 (expand_movstr): Likewise.
20736 (expand_builtin_strcpy): Likewise.
20737 (expand_builtin_strcpy_args): New.
20738 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20739 (expand_builtin_strncpy): Likewise.
20740 (expand_builtin_memset): Likewise.
20741 (expand_builtin_memset_args): New.
20742 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20743 (expand_builtin_memcmp): Likewise.
20744 (expand_builtin_strcmp): Likewise.
20745 (expand_builtin_strncmp): Likewise.
20746 (expand_builtin_strcat): Likewise.
20747 (expand_builtin_strncat): Likewise.
20748 (expand_builtin_strspn): Likewise.
20749 (expand_builtin_strcspn): Likewise.
20750 (expand_builtin_args_info): Likewise.
20751 (expand_builtin_va_start): Likewise.
20752 (gimplify_va_arg_expr): Likewise.
20753 (expand_builtin_va_end): Likewise.
20754 (expand_builtin_va_copy): Likewise.
20755 (expand_builtin_frame_address): Likewise.
20756 (expand_builtin_alloca): Likewise.
20757 (expand_builtin_bswap): Likewise.
20758 (expand_builtin_unop): Likewise.
20759 (expand_builtin_fputs): Likewise.
20760 (expand_builtin_expect): Likewise.
20761 (expand_builtin_fabs): Likewise.
20762 (expand_builtin_copysign): Likewise.
20763 (expand_builtin_printf): Likewise.
20764 (expand_builtin_fprintf): Likewise.
20765 (expand_builtin_sprintf): Likewise.
20766 (expand_builtin_init_trampoline): Likewise.
20767 (expand_builtin_signbit): Likewise.
20768 (expand_builtin_fork_or_exec): Likewise.
20769 (expand_builtin_sync_operation): Likewise.
20770 (expand_builtin_compare_and_swap): Likewise.
20771 (expand_builtin_lock_test_and_set): Likewise.
20772 (expand_builtin_lock_release): Likewise.
20773 (expand_builtin): Likewise.
20774 (builtin_mathfn_code): Likewise.
20776 (fold_builtin_constant_p): Pass call arguments individually instead
20777 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20778 accessors and constructors. Return NULL_TREE instead of 0.
20779 (fold_builtin_expect): Likewise.
20780 (fold_builtin_classify_type): Likewise.
20781 (fold_builtin_strlen): Likewise.
20782 (fold_builtin_nan): Likewise.
20783 (integer_valued_real_p): Likewise.
20784 (fold_trunc_transparent_mathfn): Likewise.
20785 (fold_fixed_mathfn): Likewise.
20786 (fold_builtin_cabs): Likewise.
20787 (fold_builtin_sqrt): Likewise.
20788 (fold_builtin_cbrt): Likewise.
20789 (fold_builtin_cos): Likewise.
20790 (fold_builtin_cosh): Likewise.
20791 (fold_builtin_tan): Likewise.
20792 (fold_builtin_sincos): Likewise.
20793 (fold_builtin_cexp): Likewise.
20794 (fold_builtin_trunc): Likewise.
20795 (fold_builtin_floor): Likewise.
20796 (fold_builtin_ceil): Likewise.
20797 (fold_builtin_round): Likewise.
20798 (fold_builtin_int_roundingfn): Likewise.
20799 (fold_builtin_bitop): Likewise.
20800 (fold_builtin_bswap): Likewise.
20801 (fold_builtin_logarithm): Likewise.
20802 (fold_builtin_hypot): Likewise.
20803 (fold_builtin_pow): Likewise.
20804 (fold_builtin_powi): Likewise.
20805 (fold_builtin_exponent): Likewise.
20806 (fold_builtin_memset): Likewise.
20807 (fold_builtin_bzero): Likewise.
20808 (fold_builtin_memory_op): Likewise.
20809 (fold_builtin_bcopy): Deleted; call site changed to invoke
20810 fold_builtin_memory_op directly.
20811 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20812 (fold_builtin_strncpy): Likewise.
20813 (fold_builtin_memcmp): Likewise.
20814 (fold_builtin_strcmp): Likewise.
20815 (fold_builtin_strncmp): Likewise.
20816 (fold_builtin_signbit): Likewise.
20817 (fold_builtin_copysign): Likewise.
20818 (fold_builtin_isascii): Likewise.
20819 (fold_builtin_toascii): Likewise.
20820 (fold_builtin_isdigit): Likewise.
20821 (fold_builtin_fabs): Likewise.
20822 (fold_builtin_abs): Likewise.
20823 (fold_builtin_fmin_fmax): Likewise.
20824 (fold_builtin_carg): Likewise.
20825 (fold_builtin_classify): Likewise.
20826 (fold_builtin_unordered_cmp): Likewise.
20828 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20829 New functions split out from fold_builtin_1.
20830 (fold_builtin_n): New.
20831 (fold_builtin_varargs): New.
20832 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20834 (fold_call_expr): New.
20835 (build_function_call_expr): Rewrite to use new helper function.
20836 (fold_builtin_call_list): New.
20837 (build_call_expr): New.
20838 (fold_builtin_call_valist): New.
20839 (rewrite_call_expr): New.
20840 (validate_arg): New.
20841 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20842 of an arglist. Change return type to bool. Use new CALL_EXPR
20845 (fold_builtin_strstr): Pass call arguments individually instead
20846 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20847 accessors and constructors. Return NULL_TREE instead of 0.
20848 (fold_builtin_strchr): Likewise.
20849 (fold_builtin_strrchr): Likewise.
20850 (fold_builtin_strpbrk): Likewise.
20851 (fold_builtin_strcat): Likewise.
20852 (fold_builtin_strncat): Likewise.
20853 (fold_builtin_strspn): Likewise.
20854 (fold_builtin_strcspn): Likewise.
20855 (fold_builtin_fputs): Likewise.
20856 (fold_builtin_next_arg): Likewise.
20857 (fold_builtin_sprintf): Likewise.
20859 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20860 NULL_RTX instead of 0.
20861 (expand_builtin_memory_chk): Likewise.
20862 (maybe_emit_chk_warning): Likewise.
20863 (maybe_emit_sprintf_chk_warning): Likewise.
20865 (fold_builtin_object_size): Pass call arguments individually instead
20866 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20867 accessors and constructors. Return NULL_TREE instead of 0.
20868 (fold_builtin_memory_chk): Likewise.
20869 (fold_builtin_stxcpy_chk): Likewise.
20870 (fold_builtin_strncpy_chk): Likewise.
20871 (fold_builtin_strcat_chk): Likewise.
20872 (fold_builtin_strcat_chk): Likewise.
20873 (fold_builtin_strncat_chk): Likewise.
20874 (fold_builtin_sprintf_chk): Likewise.
20875 (fold_builtin_snprintf_chk): Likewise.
20876 (fold_builtin_printf): Likewise.
20877 (fold_builtin_vprintf): Likewise.
20879 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20881 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20882 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20883 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20884 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20885 (fold_unary): Likewise.
20886 (fold_binary): Likewise.
20887 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20888 ternary expressions.
20889 (fold): Add logic for tcc_vl_exp.
20890 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20891 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20892 (fold_build3_stat): Add assertion to flag broken interface for
20893 constructing CALL_EXPRs.
20894 (fold_build_call_list): New.
20895 (fold_build_call_list_initializer): New.
20896 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20898 (fold_strip_sign_ops): Likewise.
20900 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20901 Brooks Moses <brooks.moses@codesourcery.com>
20902 Lee Millward <lee.millward@codesourcery.com>
20904 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20905 accessors and dump arguments explicitly.
20907 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20909 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20911 (print_call_name): Use new CALL_EXPR accessors.
20913 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20914 CALL_EXPR arguments explicitly instead of as a list. Use
20915 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20917 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20918 (vrp_visit_stmt): Likewise.
20920 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20921 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20923 (force_move_till_expr): Likewise.
20925 * targhooks.c (default_external_stack_protect_fail): Use
20926 build_call_expr instead of build_function_call_expr.
20927 (default_hidden_stack_protect_fail): Likewise.
20929 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20932 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20933 and walk arguments explicitly.
20935 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20936 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20937 (expand_simple_operations): Likewise.
20938 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20940 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20941 of TREE_CODE_LENGTH.
20942 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20944 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20945 instead of TREE_CODE_LENGTH.
20947 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20948 (tree_ic_transform): Likewise.
20949 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20950 parameter instead of arglist. Fix callers.
20951 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20952 (tree_stringops_transform): Likewise.
20953 (tree_indirect_call_to_profile): Likewise.
20954 (tree_stringops_values_to_profile): Likewise.
20956 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20957 (eliminate_tail_call): Likewise.
20959 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20961 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20962 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20964 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20966 * omp-low.c (build_omp_barrier): Use build_call_expr.
20967 (lower_rec_input_clauses): Likewise.
20968 (lower_reduction_clauses): Likewise.
20969 (expand_parallel_call): Likewise.
20970 (maybe_catch_exception): Likewise.
20971 (expand_omp_for_generic): Likewise.
20972 (expand_omp_for_static_nochunk): Likewise.
20973 (expand_omp_sections): Likewise.
20974 (lower_omp_single_simple): Likewise.
20975 (lower_omp_single_copy): Likewise.
20976 (lower_omp_master): Likewise.
20977 (lower_omp_ordered): Likewise.
20978 (lower_omp_critical): Likewise.
20980 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20981 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20983 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20984 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20985 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20987 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20988 and generalize to handle any number of operands.
20989 (chrec_contains_undetermined): Likewise.
20990 (tree_contains_chrecs): Likewise.
20991 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20993 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20995 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20996 fold_call_expr instead of fold_builtin.
20997 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20998 match declarations there.
20999 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21002 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21003 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21005 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21006 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21008 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21011 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21012 (execute_cse_sincos): Use new CALL_EXPR accessors.
21014 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21016 * gimple-low.c (lower_function_body): Use build_call_expr.
21017 (lower_builtin_setjmp): Likewise.
21019 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21020 (set_storage_via_libcall): Likewise.
21021 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21022 instead of TREE_CODE_LENGTH.
21023 (expand_expr_real_1): Use new CALL_EXPR accessors.
21025 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21026 generalize to handle any number of operands.
21027 (TB_parent_eq): Likewise.
21029 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21030 (strip_builtin_expect): Likewise.
21032 * function.c (gimplify_parameters): Use build_call_expr.
21034 * tree-vectorizer.c (vect_is_simple_reduction): Use
21035 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21037 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21038 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21040 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21043 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21044 (gimplify_decl_expr): Likewise.
21045 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21046 Use new CALL_EXPR iterators.
21047 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21048 (gimplify_modify_expr_to_memset): Likewise.
21049 (gimplify_variable_sized_compare): Likewise.
21050 (gimplify_omp_atomic_fetch_op): Likewise.
21051 (gimplify_omp_atomic_pipeline): Likewise.
21052 (gimplify_omp_atomic_mutex): Likewise.
21053 (gimplify_function_tree): Likewise.
21055 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21056 (call_expr_flags): Likewise.
21057 (expand_call): Likewise.
21059 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21060 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21063 * coverage.c (create_coverage): Use build_call_expr.
21065 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21066 (temp_call_expr_obstack): New.
21067 (pool_copy_list): Delete.
21068 (temp_copy_call_expr): New.
21069 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21070 CALL_EXPR accessors. Get rid of special goo for copying argument
21071 lists and use temp_copy_call_expr instead.
21072 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21073 CALL_EXPR accessors.
21074 (create_expression_by_pieces): Likewise. Use build_call_array
21075 to construct the result instead of fold_build3.
21076 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21077 dealing with argument lists.
21078 (init_pre): Remove references to expression_node_pool and
21079 list_node_pool. Init temp_call_expr_obstack instead.
21080 (fini_pre): Remove references to expression_node_pool and
21083 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21084 and walk arguments explicitly instead of as a list.
21086 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21087 (mx_register_decls): Likewise.
21088 (mudflap_register_call): Likewise.
21089 (mudflap_finish_file): Likewise.
21091 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21092 (ipa_callsite_compute_param): Likewise.
21094 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21095 accessors and constructor.
21097 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21098 accessors and constructor.
21099 (convert_tramp_reference): Likewise.
21100 (convert_call_expr): Likewise.
21101 (finalize_nesting_tree_1): Likewise.
21103 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21106 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21108 * tree-inline.c (initialize_inlined_parameters): Pass entire
21109 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21111 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21112 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21114 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21115 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21116 (vectorizable_reduction): Likewise.
21117 (vectorizable_call): Use new CALL_EXPR iterators.
21118 (vectorizable_conversion): Use build_call_expr.
21119 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21120 (vect_gen_widened_results_half): Use build_call_expr.
21121 (vect_setup_realignment): Likewise.
21122 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21124 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21125 (pass_through_call): Likewise.
21126 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21129 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21130 (tree_gen_pow2_profiler): Likewise.
21131 (tree_gen_one_value_profiler): Likewise.
21132 (tree_gen_ic_func_profiler): Likewise.
21133 (tree_gen_average_profiler): Likewise.
21134 (tree_gen_ior_profiler): Likewise.
21136 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21137 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21138 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21140 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21141 of TREE_CODE_LENGTH.
21143 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21144 of TREE_CODE_LENGTH.
21146 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21148 (convert_to_integer): Likewise.
21150 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21153 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21154 Brooks Moses <brooks.moses@codesourcery.com>
21155 Lee Millward <lee.millward@codesourcery.com>
21157 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21159 * config/frv/frv.c (frv_expand_builtin): Likewise.
21160 * config/s390/s390.c (s390_expand_builtin): Likewise.
21162 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21163 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21165 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21166 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21167 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21168 (ix86_expand_store_builtin): Likewise.
21169 (ix86_expand_unop_builtin): Likewise.
21170 (ix86_expand_unop1_builtin): Likewise.
21171 (ix86_expand_sse_compare): Likewise.
21172 (ix86_expand_sse_comi): Likewise.
21173 (ix86_expand_vec_init_builtin): Likewise.
21174 (ix86_expand_vec_ext_builtin): Likewise.
21175 (ix86_expand_vec_set_builtin): Likewise.
21176 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21178 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21179 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21181 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21182 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21183 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21185 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21187 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21188 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21189 arglist. Use new CALL_EXPR accessors. Fix callers.
21190 (altivec_expand_abs_builtin): Likewise.
21191 (rs6000_expand_binop_builtin): Likewise.
21192 (altivec_expand_predicate_builtin): Likewise.
21193 (altivec_expand_lv_builtin): Likewise.
21194 (spe_expand_stv_builtin): Likewise.
21195 (altivec_expand_stv_builtin): Likewise.
21196 (rs6000_expand_ternop_builtin): Likewise.
21197 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21198 (altivec_expand_st_builtin): Likewise.
21199 (altivec_expand_dst_builtin): Likewise.
21200 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21201 arglist. Use new CALL_EXPR accessors. Fix callers.
21202 (altivec_expand_vec_set_builtin): Likewise.
21203 (altivec_expand_vec_ext_builtin): Likewise.
21204 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21205 (spe_expand_builtin): Likewise.
21206 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21207 arglist. Use new CALL_EXPR accessors. Fix callers.
21208 (spe_expand_evsel_builtin): Likewise.
21209 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21210 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21212 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21213 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21214 (arm_expand_unop_builtin): Likewise.
21215 (arm_expand_builtin): Use new CALL_EXPR accessors.
21217 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21220 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21221 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21223 (bfin_expand_unop_builtin): Likewise.
21224 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21226 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21227 Brooks Moses <brooks.moses@codesourcery.com>
21228 Lee Millward <lee.millward@codesourcery.com>
21230 * c-semantics.c (build_stmt): Add internal diagnostic check.
21232 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21233 accessors. Print arguments explicitly instead of as a list.
21235 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21237 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21238 (c_finish_omp_flish): Likewise.
21240 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21241 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21242 instead of TREE_CODE_LENGTH.
21243 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21244 (c_warn_unused_result): Likewise.
21246 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21249 * doc/invoke.texi (Warning Options): Remove
21250 -Werror-implicit-function-declaration.
21251 (Wimplicit-function-declaration): Update description.
21252 * opts.c (common_handle_option): Move handling of -Werror=* to...
21253 (enable_warning_as_error): ...here.
21254 * opts.h (enable_warning_as_error): Declare.
21255 * c-decl.c (implicit_decl_warning): Unless
21256 -Wno-implicit-function-declaration is given, emit a pedwarn if
21257 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21258 * c.opt (Wimplicit-function-declaration): Replace
21259 mesg_implicit_function_declaration with
21260 warn_implicit_function_declaration.
21261 * c-opts.c (c_common_handle_option):
21262 -Werror-implicit-function-declaration is exactly equal as
21263 -Werror=implicit-function-declaration.
21264 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21265 warn_implicit_function_declaration.
21266 (c_common_post_options): -Wimplict-function-declaration is enabled
21267 by default by -std=c99, otherwise is disabled by default.
21268 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21270 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21272 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21273 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21274 former is ignored but not the latter.
21276 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21278 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21279 is made and the reference doesn't use the alias set of its type,
21280 do not create the temporary using that type.
21282 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21284 * jump.c: Remove prototypes for delete_computation and
21285 delete_prior_computation.
21287 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21289 * jump.c (get_label_after): Delete.
21290 (get_label_before, delete_computation, delete_jump,
21291 delete_prior_computation, follow_jumps): Move...
21292 * reorg.c (delete_computation, delete_prior_computation): ... here...
21293 (get_label_before, delete_jump): ... making these static ...
21294 (follow_jumps): ... and simplifying this since it only runs after
21296 * rtl.h (get_label_after, get_label_before, delete_jump,
21297 follow_jumps): Delete prototypes.
21299 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21301 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21303 2007-02-15 Nick Clifton <nickc@redhat.com>
21305 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21306 order to prevent it from being munged by the target.
21308 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21310 * config/i386/i386.md: Remove misleading comment.
21312 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21314 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21315 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21318 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21320 * tree-sra.c (instantiate_missing_elements): Canonicalize
21322 (sra_build_assignment): New.
21323 (generate_copy_inout, generate_element_copy,
21324 generate_element_zero, generate_one_element_init): Use it.
21326 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21328 * tree-sra.c (instantiate_missing_elements): Canonicalize
21330 (sra_build_assignment): New.
21331 (generate_copy_inout, generate_element_copy,
21332 generate_element_zero, generate_one_element_init): Use it.
21334 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21336 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21339 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21341 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21342 types as aggregates not scalars.
21343 * function.c (assign_stack_temp_for_type): Likewise.
21345 2007-02-14 Roger Sayle <roger@eyesopen.com>
21346 Zdenek Dvorak <dvorakz@suse.cz>
21348 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21351 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21353 * passes.c (next_pass_1): Clear the next field of the copied
21356 2007-02-14 Richard Henderson <rth@redhat.com>
21358 * tree-sra.c (early_sra): New.
21359 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21360 (tree_sra_early, pass_sra_early): New.
21361 * tree-pass.h (pass_sra_early): Declare.
21362 * passes.c (init_optimization_passes): Use it.
21364 2007-02-14 Richard Guenther <rguenther@suse.de>
21366 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21368 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21370 PR tree-optimization/30771
21371 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21373 (vect_analyze_operations): Induction phis can now be marked as
21375 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21376 Update documentation accordingly.
21378 2007-02-14 Nick Clifton <nickc@redhat.com>
21380 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21381 most 3 arguments are supported.
21382 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21384 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21386 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21387 Ensure dst->current is valid.
21389 2007-02-13 Paul Brook <paul@codesourcery.com>
21391 * config.gcc: Add arm*-*-uclinux-*eabi.
21392 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21393 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21394 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21395 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21396 (LINK_SPEC): Define.
21397 (LIB_SPEC): Define.
21398 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21400 * config/arm/uclinux-eabi.h: New file.
21401 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21402 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21405 2007-02-13 Ian Lance Taylor <iant@google.com>
21407 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21408 * flags.h (warn_strict_overflow): Declare.
21409 (enum warn_strict_overflow_code): Define.
21410 (issue_strict_overflow_warning): New static inline function.
21411 * opts.c (warn_strict_overflow): New variable.
21412 (common_handle_option): Handle OPT_Wstrict_overflow and
21413 OPT_Wstrict_overflow_.
21414 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21416 * fold-const.c: Include intl.h.
21417 (fold_deferring_overflow_warnings): New static variable.
21418 (fold_deferred_overflow_warning): New static variable.
21419 (fold_deferred_overflow_code): New static variable.
21420 (fold_defer_overflow_warnings): New function.
21421 (fold_undefer_overflow_warnings): New function.
21422 (fold_undefer_and_ignore_overflow_warnings): New function.
21423 (fold_deferring_overflow_warnings_p): New function.
21424 (fold_overflow_warning): New static function.
21425 (make_range): Add strict_overflow_p parameter. Change all
21427 (extract_muldiv, extract_muldiv_1): Likewise.
21428 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21429 tree_expr_nonnegative_p.
21430 (fold_negate_expr): Call fold_overflow_warning.
21431 (fold_range_test): Likewise.
21432 (fold_comparison): Likewise.
21433 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21434 instead of tree_expr_nonnegative_p.
21435 (tree_expr_nonnegative_warnv_p): Rename from
21436 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21437 (tree_expr_nonnegative_p): New function.
21438 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21439 strict_overflow_p parameter.
21440 (tree_expr_nonzero_p): New function.
21441 * passes.c (verify_interpass_invariants): New static function.
21442 (execute_one_pass): Call it.
21443 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21445 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21446 (estimate_numbers_of_iterations): Likewise.
21447 (scev_probably_wraps_p): Likewise.
21448 * tree-ssa-ccp.c: Include "toplev.h".
21449 (evaluate_stmt): Defer fold overflow warnings until we know we are
21451 (struct fold_stmt_r_data): Add stmt field.
21452 (fold_stmt_r): Defer fold overflow warnings until we know we
21454 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21455 (fold_stmt_inplace): Likewise.
21456 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21457 (cleanup_control_expr_graph): Defer fold overflow warnings until
21458 we know we are going to optimize.
21459 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21460 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21462 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21463 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21464 * tree-ssa-loop-manip.c (create_iv): Likewise.
21465 * c-typeck.c (build_conditional_expr): Likewise.
21466 (build_binary_op): Likewise.
21467 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21468 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21469 (extract_range_from_unary_expr): Likewise.
21470 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21471 assuming that signed overflow does not occur.
21472 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21473 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21474 (fold_defer_overflow_warnings): Declare.
21475 (fold_undefer_overflow_warnings): Declare.
21476 (fold_undefer_and_ignore_overflow_warnings): Declare.
21477 (fold_deferring_overflow_warnings_p): Declare.
21478 (tree_expr_nonzero_warnv_p): Declare.
21479 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21480 of warning options.
21481 (Warning Options): Document -Wstrict-overflow.
21482 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21483 (tree-ssa-ccp.o): Likewise.
21484 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21485 (fold-const.o): Depend on intl.h.
21487 2007-02-13 Ian Lance Taylor <iant@google.com>
21489 PR middle-end/30751
21490 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21493 2007-02-13 Stuart Hastings <stuart@apple.com>
21495 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21497 2007-02-13 Richard Henderson <rth@redhat.com>
21499 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21500 handled_component_p before looking for the indirect_ref.
21502 2007-02-13 Richard Henderson <rth@redhat.com>
21504 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21505 remove flags clobber.
21506 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21507 (bswaphi_lowpart): New.
21508 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21509 remove TARGET_BSWAP test. Delete expander of the same name.
21511 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21512 (expand_unop): Use them.
21514 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21516 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21517 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21518 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21519 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21520 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21521 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21522 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21523 assembler dialect choice from asm templates.
21525 2007-02-12 Richard Henderson <rth@redhat.com>
21527 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21528 (fixuns_trunc<SSEMODEF>si2): Use it.
21529 * config/i386/sse.md (vec_setv4sf_0): Export.
21530 * config/i386/i386.c (ix86_build_const_vector): Export.
21531 (ix86_split_convert_uns_si_sse): Rename from
21532 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21533 * config/i386/i386-protos.h: Update.
21535 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21538 * c-typeck.c (c_finish_return): Improve warning message.
21540 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21542 * alias.c (find_symbolic_term): Delete unused function.
21544 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21546 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21547 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21548 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21550 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21552 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21553 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21554 the function, temporarily point the debug interface to the null one.
21556 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21558 * dwarf2out.c (round_up_to_align): New static function.
21559 (field_byte_offset): Use it to round the offset.
21561 2007-02-12 Richard Henderson <rth@redhat.com>
21563 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21564 (inswl_const): Export.
21566 2007-02-12 Richard Henderson <rth@redhat.com>
21568 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21569 result mode of the libcall, convert back to outmode.
21571 2007-02-12 Roger Sayle <roger@eyesopen.com>
21573 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21574 (bswapdi2): New define_expand to implement 32-bit implementation.
21576 2007-02-12 Nick Clifton <nickc@redhat.com>
21578 * doc/invoke.texi (Overall Options): Document --help=.
21579 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21580 (cc1_options): Pass --help= on to cc1.
21581 (display_help): Add description of --help=.
21582 (process_command): Add code to handle --help=. Allow translated
21583 --help and --target-help switches to be passed on to compiler
21585 (main): Remove unused if statement.
21586 * opts.c (columns): Remove.
21587 (LEFT_COLUMN): Define.
21588 (wrap_help): Add columns argument.
21589 (print_filtered_help): Change parameters to be an include bitmask,
21590 an exclude bitmask, an any bitmask and the column width. Move the
21591 code to display the params list here. Add code to display the
21592 status of options rather than their descriptions if the quiet flag
21594 (print_specific_help): Change parameters to be an include bitmask,
21595 an exclude bitmask and an any bitmask. Move code to look up the
21596 column width here. Decide upon the title for an options listing.
21597 (common_handle_options): Add code to handle --help=. Adapt code
21598 for --help and --target-help to use the revised form of the
21599 print_specific_help function.
21600 (print_help): Delete.
21601 (print_param_help): Delete.
21602 (print_switch): Delete.
21603 * opts.h (cl_lang_count): Add prototype.
21604 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21605 CL_MAX_OPTION_CLASS): New defines.
21606 * optc-gen.awk: Add construction of cl_lang_count.
21607 * c.opt: Add Warning attribute to warning options and Optimization
21608 attribute to optimization options.
21609 * common.opt: Likewise.
21611 Add -fhelp and -ftarget-help as aliases for the transformed --help
21612 and --target-help options.
21613 * opt-functions.awk: Add code to handle Warning and Optimization
21616 2007-02-12 Richard Henderson <rth@redhat.com>
21618 * config/alpha/constraints.md: New file.
21619 * config/alpha/alpha.c: Include tm-constrs.h.
21620 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21621 alpha_extra_constraint): Remove.
21622 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21623 * config/alpha/alpha-protos.h: Update.
21624 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21625 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21626 (EXTRA_CONSTRAINT): Remove.
21627 * config/alpha/alpha.md: Include constraints.md.
21628 (adddi splitter): Use satisfies_constraint_*.
21629 * config/alpha/predicates.md (add_operand): Likewise.
21630 (sext_add_operand, addition_operation): Likewise.
21632 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21634 PR tree-optimization/29145
21635 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21636 in our handling of restrict qualified pointers.
21638 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21641 * doc/invoke.texi (Wunused-value): Update description.
21642 (Wextra): Delete item.
21643 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21644 value of Wunused-value.
21645 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21646 (c_finish_stmt_expr): Don't check extra_warnings.
21647 (emit_side_effect_warnings): The caller is responsible to check
21650 2007-02-11 Roger Sayle <roger@eyesopen.com>
21651 Matt Thomas <matt@3am-software.com>
21653 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21655 2007-02-11 Roger Sayle <roger@eyesopen.com>
21657 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21658 comparisons of POPCOUNT against zero.
21659 (simplify_const_relational_operation): Likewise.
21661 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21663 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21665 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21667 * dwarf2out.c (root_type): Delete unused function.
21669 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21671 * genattrtab.c (contained_in_p): Delete unused function.
21672 (write_expr_attr_cache): Likewise.
21674 2007-02-11 Jan Hubicka <jh@suse.cz>
21676 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21679 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21681 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21682 to add the REG_EQ* note.
21683 * see.c (see_merge_one_use_extension): Likewise.
21684 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21685 turn REG_EQUAL notes into REG_EQUIV notes if the target
21686 register may have more than one set.
21687 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21688 * gcse.c (try_replace_reg): Likewise.
21689 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21690 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21691 more than one REG_EQUIV note.
21692 * reload1.c (gen_reload): Use set_unique_reg_note.
21694 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21696 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21697 (ix86_builtin_conversion): New function.
21699 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21702 * tree.h (DECL_REPLACEABLE_P): New macro.
21703 * except.c (set_nothrow_function_flags): Likewise.
21705 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21706 Ira Rosen <irar@il.ibm.com>
21707 Dorit Nuzman <dorit@il.ibm.com>
21709 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21710 * targhooks.c (default_builtin_vectorized_conversion): New.
21711 * targhooks.h (default_builtin_vectorized_function): New declaration.
21712 * target.h (struct vectorize): Add builtin_conversion field.
21713 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21714 stmt_vec_info_type value.
21715 (vectorizable_conversion): New declaration.
21716 * tree-vect-analyze.c (vect_analyze_operations): Add
21717 vectorizable_conversion call.
21718 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21719 * tree-vect-transform.c (vectorizable_conversion): New function.
21720 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21721 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21723 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21724 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21725 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21726 or ALTIVEC_BUILTIN_VCFSX.
21728 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21731 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21732 CONST_DOUBLE and operand 0 is a hard register.
21733 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21734 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21735 is a hard floating-point register.
21737 2007-02-10 Richard Henderson <rth@redhat.com>
21738 Jakub Jelinek <jakub@redhat.com>
21739 Alexandre Oliva <aoliva@redhat.com>
21741 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21742 * builtin-types.def (BT_WORD): Make unsigned.
21743 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21744 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21745 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21746 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21747 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21748 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21750 * expr.c (emutls_var_address): New.
21751 (expand_expr_real_1): Expand emulated tls.
21752 (expand_expr_addr_expr_1): Likewise.
21753 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21754 * output.h (emutls_finish): Declare.
21755 * toplev.c (compile_file): Call it.
21756 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21757 address before wrapping in CONST.
21758 * varasm.c (emutls_htab, emutls_object_type): New.
21759 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21760 (get_emutls_object_name, get_emutls_object_type): New.
21761 (get_emutls_init_templ_addr, emutls_decl): New.
21762 (emutls_common_1, emutls_finish): New.
21763 (assemble_variable): When emulating tls, swap decls; generate
21764 constructor for the emutls objects.
21765 (do_assemble_alias): When emulating tls, swap decl and target name.
21766 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21768 * varpool.c (decide_is_variable_needed): Look at force_output.
21769 Recurse for emulated tls.
21770 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21771 with decide_is_variable_needed.
21772 * emutls.c: New file.
21773 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21774 tls_object for real tls.
21776 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21778 PR rtl-optimization/29599
21779 * reload1.c (eliminate_regs_in_insn): Take the destination
21780 mode into account when computing the offset.
21782 2007-02-09 Stuart Hastings <stuart@apple.com>
21783 Richard Henderson <rth@redhat.com>
21785 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21786 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21787 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21788 fixuns_truncdfhi2): New.
21789 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21790 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21791 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21792 (floatunssidf2): Allow nonimmediate source.
21793 * config/i386/sse.md (movdi_to_sse): New.
21794 (vec_concatv2di): Drop '*'.
21795 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21796 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21797 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21799 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21800 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21801 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21802 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21803 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21804 ix86_build_const_vector.
21805 (x86_emit_floatuns): Rewrite.
21807 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21809 * genautomata.c (longest_path_length): Delete unused function.
21810 (struct state): Delete unused longest_path_length.
21811 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21812 (get_free_state): Delete unused.
21814 2007-02-09 Jan Hubicka <jh@suse.cz>
21816 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21817 * doc/invoke.texi (inline-unit-growth): Update default value.
21819 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21820 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21821 (rebuild_cgraph_edges): Likewise.
21822 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21823 (dump_cgraph_node): Dump frequencies.
21824 (cgraph_clone_edge): Add frequency scales.
21825 (cgraph_clone_node): Add freuqnecy.
21826 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21827 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21828 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21829 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21830 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21831 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21832 (save_inline_function_body): Likewise.
21833 * ipa-inline.c: inluce rtl.h
21834 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21835 (cgraph_edge_badness): Use frequencies.
21836 (cgraph_decide_recursive_inlining): Update clonning.
21837 (cgraph_decide_inlining_of_small_function): Dump frequency.
21838 * predict.c (estimate_bb_frequencies): Export.
21839 * predict.h (estimate_bb_frequencies): Declare.
21840 * tree-inline.c (copy_bb): Watch overflows.
21841 (expand_call_inline): Update call of cgraph_create_edge.
21842 (optimize_inline_calls): Use TODO flags to update frequnecies.
21843 * passes.h: Include predict.h
21844 (init_optimization_passes): Move profile ahead.
21845 (execute_function_todo): Handle TODO_rebuild_frequencies.
21847 2007-02-09 Roger Sayle <roger@eyesopen.com>
21849 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21850 the insbl or inswl pattern into a register.
21852 2007-02-09 Roger Sayle <roger@eyesopen.com>
21854 * config/ia64/ia64.md (bswapdi2): New define_insn.
21856 2007-02-09 Richard Henderson <rth@redhat.com>
21858 * config/i386/constraints.md (Ym): New constraint.
21859 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21860 (movdi_1_rex64): Split sse and xmm general register moves from
21861 memory move alternatives. Use conditional register constraints.
21862 (movsf_1, movdf_integer): Likewise.
21863 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21864 (movdf_integer_rex64): New.
21865 (pushsf_rex64): Fix output constraints.
21866 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21867 (sse2_stored): Likewise.
21868 (sse2_storeq_rex64): New.
21869 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21870 amd and not generic.
21871 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21872 for optimize_size. Remove SF/DFmode hack.
21874 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21876 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21879 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21880 Richard Sandiford <richard@codesourcery.com>
21882 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21883 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21884 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21885 m68k/t-mlib to tmake_file.
21886 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21887 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21888 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21889 Allow it to be cf or m68k. Set m68k_arch_family. If that
21890 variable is not empty, add t-$m68k_arch_family to tmake_file.
21891 Add t-mlibs to tmake_file.
21892 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21893 * config/m68k/t-cf: New file.
21894 * config/m68k/t-m68k: Likewise.
21895 * config/m68k/t-mlibs: Likewise.
21896 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21897 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21898 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21899 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21900 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21902 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21903 (INSTALL_LIBGCC): Delete.
21904 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21905 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21906 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21907 (M68K_MLIB_CPU): Define.
21908 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21909 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21910 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21912 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21913 Richard Guenther <rguenther@suse.de>
21915 PR middle-end/23361
21916 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21917 against INT_MIN/INT_MAX.
21918 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21919 file if a loop is removed.
21921 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21923 * calls.c (store_one_arg): Pass correct alignment to
21924 emit_push_insn for non-BLKmode values.
21925 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21926 unaligned stack slot via a suitably aligned slot.
21928 2007-02-08 DJ Delorie <dj@redhat.com>
21930 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21932 (legal_subregs): Use unsigned char, make const.
21933 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21935 2007-02-08 Paul Brook <paul@codesourcery.com>
21937 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21938 special interworking needed.
21940 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21942 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21943 conditional to __SSE2__.
21944 (Entries below should have been added to first ChangeLog
21945 entry for amdfam10 dated 2007-02-05)
21946 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21948 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21950 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21953 2007-02-08 DJ Delorie <dj@redhat.com>
21955 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21956 * config/m32c/m32c.c (legal_subregs): New.
21957 (m32c_illegal_subreg_p): New.
21958 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21959 unsupported subregs of hard regs.
21961 2007-02-08 Jan Hubicka <jh@suse.cz>
21963 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21964 the same one; always update histograms.
21966 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21968 * passes.c (init_optimization_passes): Tidy comment.
21970 2007-02-08 Roger Sayle <roger@eyesopen.com>
21972 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21973 strip zero_extend, bswap and rotates from POCOUNT's argument.
21974 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21975 zero_extend and rotates from PARITY's argument.
21976 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21977 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21978 of an integer constant at compile-time.
21980 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21983 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21985 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21988 * tree-ssa-live.c (remove_unused_locals): Do not remove
21989 TREE_ADDRESSABLE variables.
21990 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21991 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21992 FOR_CLOBBER. Update all users.
21993 If VAR has an associated alias set, add a virtual operand for
21994 it if no alias is found to conflict with the memory reference.
21996 2007-02-07 Jan Hubicka <jh@suse.cz>
21997 Robert Kidd <rkidd@crhc.uiuc.edu>
21999 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22001 2007-02-07 Ian Lance Taylor <iant@google.com>
22003 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22005 2007-02-07 Roger Sayle <roger@eyesopen.com>
22007 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22008 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22009 tablejumpdi, movsi_to_cr_one): Remove constraints from
22010 define_expand's match_operands.
22012 2007-02-07 Roger Sayle <roger@eyesopen.com>
22014 * global.c (compute_regsets): Move declatation of "i" inside of
22015 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22017 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22020 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22021 of INDIRECT_REF <RESULT_DECL>.
22023 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22025 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22026 Kaz Kojima <kkojima@gcc.gnu.org>
22029 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22031 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22033 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22035 * doc/loop.texi: Document possibility not to perform disambiguation
22036 of loops with multiple latches.
22037 * cfgloopmanip.c (alp_enum_p): Removed.
22038 (add_loop): Handle subloops. Use get_loop_body_with_size.
22039 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22040 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22041 the new forwarder block.
22042 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22043 Handle the case latch is NULL.
22044 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22045 modifications when marking loop exits.
22046 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22048 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22049 disambiguate_loops_with_multiple_latches.
22050 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22051 before fix_loop_structure.
22052 * cfgloop.c: Include pointer-set.h and output.h.
22053 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22054 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22055 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22056 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22057 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22058 disambiguate_multiple_latches, get_loop_body_with_size,
22059 disambiguate_loops_with_multiple_latches): New functions.
22060 (flow_loop_dump): Dump multiple latch edges.
22061 (flow_loop_nodes_find): Handle loops with multiple latches.
22062 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22063 (glb_enum_p): Modified.
22064 (get_loop_body): Use get_loop_body_with_size.
22065 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22066 (AVOID_CFG_MODIFICATIONS): New constant.
22067 (disambiguate_loops_with_multiple_latches, add_loop,
22068 get_loop_body_with_size): Declare.
22069 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22071 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22073 PR inline-asm/28686
22074 * global.c (compute_regsets): New function.
22075 (global_alloc): Refactored ELIMINABLE_REGSET
22076 and NO_GLOBAL_ALLOC_REGS computation out.
22077 (rest_of_handle_global_alloc): Call compute_regsets()
22078 for non-optimizing case.
22080 2007-02-06 Richard Henderson <rth@redhat.com>
22082 * config/i386/constraints.md (Y2): Rename from Y.
22083 (Yi): New constraint.
22084 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22085 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22086 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22087 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22088 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22089 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22090 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22091 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22092 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22093 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22094 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22095 vec_extractv2si_1): Change Y constraints to Y2.
22096 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22097 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22098 Change Y constraints to Y2.
22099 (sse2_loadld): Change Y constraints to x.
22101 2007-02-06 Roger Sayle <roger@eyesopen.com>
22103 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22104 (parity<mode>2): New define_expand using rs6000_emit_parity.
22105 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22106 rs6000_emit_parity): New functions.
22107 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22108 rs6000_emit_parity): Prototype here.
22110 2007-02-06 Ian Lance Taylor <iant@google.com>
22112 * lower-subreg.c (simple_move_operand): Reject CONST.
22113 (resolve_clobber): Call validate_change rather than directly
22114 assigning to XEXP (pat, 0).
22116 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22118 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22119 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22120 (tree-cfg.o): Remove hashtab.h dependency.
22122 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22123 (struct ivopts_data): Change niters to pointer_map_t.
22124 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22125 (niter_for_exit): Create pointer_map on demand. Change for
22127 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22128 (free_loop_data): Destroy data->niters if created and reset field.
22129 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22130 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22132 * tree-ssa-reassoc.c: Include pointer-set.h.
22133 (bb_rank): Change to long *.
22134 (operand_rank): Change to pointer_map_t.
22135 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22136 (insert_operand_rank): Accept long.
22137 (operand_entry_hash, operand_entry_eq): Remove.
22138 (get_rank): Return long. Adjust for changes above.
22139 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22141 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22143 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22144 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22145 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22147 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22148 directly since it cannot be NULL.
22149 (get_vi_for_tree): Rewrite for pointer_map API.
22150 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22151 (init_alias_vars): Create vi_for_tree as pointer_map.
22152 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22154 * tree-cfg.c: Don't include hashtab.h.
22155 (edge_to_cases): Declare as pointer_map.
22156 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22158 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22159 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22160 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22162 (record_switch_edge): Delete.
22163 (get_cases_for_edge): Adjust for pointer_map API, inline
22164 record_switch_edge (rewritten for new API), remove goto.
22166 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22168 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22169 * tree-nested.c: Include pointer-set.h.
22170 (var_map_elt, var_map_eq, var_map_hash): Delete.
22171 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22172 to pointer_map_t's.
22173 (nesting_info_bitmap_obstack): New.
22174 (lookup_field_for_decl): Adjust for pointer_map API.
22175 (lookup_tramp_for_decl): Adjust for pointer_map API.
22176 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22177 (get_local_debug_decl): Adjust for pointer_map API.
22178 (convert_nl_goto_reference): Adjust for pointer_map API.
22179 (convert_nl_goto_receiver): Adjust for pointer_map API.
22180 (create_nesting_tree): Create outside GGC space. Create bitmap on
22181 the new obstack. Create field_map and var_map as pointer_maps.
22182 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22184 (lower_nested_functions): Move root here, no need to NULL it.
22185 Initialize and release the obstack.
22187 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22189 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22190 Remove prototypes and make them non-static.
22191 (struct tree_int_map): Remove.
22192 * tree.h (struct tree_int_map): Move here, turning TO into an
22194 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22196 * tree.h (TREE_COMPLEXITY): Remove.
22197 (struct tree_exp): Remove complexity field.
22198 * tree.c (build1_stat): Don't set it.
22200 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22201 Victor Kaplansky <victork@il.ibm.com>
22203 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22204 (vect_is_simple_reduction): Support reduction with induction as
22205 one of the operands.
22206 (vect_is_simple_iv_evolution): Fix formatting.
22207 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22208 formatting. Don't mark induction phis for vectorization.
22209 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22210 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22211 (vect_get_vec_def_for_operand): Support induction.
22212 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22214 (vectorizable_reduction): Support reduction with induction as one of
22216 (vectorizable_type_demotion): Use def-type of stmt argument rather
22217 than dummy def-type.
22219 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22220 flag_tree_scev_cprop.
22221 * common.opt (tree-scev-cprop): New flag.
22223 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22224 call to vect_get_new_vect_var.
22226 2007-02-06 Ira Rosen <irar@il.ibm.com>
22228 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22229 vectype is not NULL.
22230 (vect_pattern_recog_1): Likewise.
22232 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22234 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22235 (fold_negate_expr): Likewise.
22237 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22240 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22241 even if cv-qualification is the same.
22243 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22245 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22246 __enable_execute_stack on completion.
22248 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22250 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22251 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22252 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22253 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22254 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22255 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22256 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22257 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22259 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22261 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22262 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22263 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22264 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22265 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22266 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22267 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22268 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22269 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22270 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22271 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22272 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22273 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22274 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22275 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22276 sqrtextenddfxf2_i387): Added amdfam10_decode.
22278 * config/i386/athlon.md (athlon_idirect_amdfam10,
22279 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22280 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22281 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22282 athlon_ivector_store_amdfam10): New define_insn_reservation.
22283 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22286 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22288 * config/i386/athlon.md (athlon_call_amdfam10,
22289 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22290 define_insn_reservation.
22291 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22292 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22293 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22295 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22297 * config/i386/athlon.md (athlon_sseld_amdfam10,
22298 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22299 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22301 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22303 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22304 define_insn_reservation.
22305 * config/i386/i386.md (sseins): Added sseins to define_attr type
22306 and define_attr unit.
22307 * config/i386/sse.md: Set type attribute to sseins for insertq
22310 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22312 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22313 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22314 ssecomi_load_amdfam10, ssecomi_amdfam10,
22315 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22316 define_insn_reservation.
22317 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22319 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22321 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22322 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22323 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22324 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22325 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22326 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22327 define_insn_reservation.
22329 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22330 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22331 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22332 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22333 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22335 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22337 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22338 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22339 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22340 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22341 athlon_ssemul_load_k8): Added amdfam10.
22343 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22345 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22346 (x86_sse_unaligned_move_optimal): New variable.
22348 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22350 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22351 for unaligned vector SSE double/single precision loads for AMDFAM10.
22353 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22355 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22356 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22357 Define TARGET_CPU_DEFAULT_amdfam10.
22358 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22359 (processor_type): Add PROCESSOR_AMDFAM10.
22361 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22362 processor_type in config/i386/i386.h.
22363 Enable imul peepholes for TARGET_AMDFAM10.
22365 * config.gcc: Add support for --with-cpu option for amdfam10.
22367 * config/i386/i386.c (amdfam10_cost): New variable.
22368 (m_AMDFAM10): New macro.
22369 (m_ATHLON_K8_AMDFAM10): New macro.
22370 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22371 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22372 x86_promote_QImode, x86_integer_DFmode_moves,
22373 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22374 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22375 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22376 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22377 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22378 Enable/disable for amdfam10.
22379 (override_options): Add amdfam10_cost to processor_target_table.
22380 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22381 processor_alias_table.
22382 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22383 (ix86_adjust_cost): Add code for amdfam10.
22385 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22387 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22388 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22389 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22390 * config/i386/i386.h: Add builtin definition for SSE4A.
22391 * config/i386/i386.md: Add support for ABM instructions
22392 (popcnt and lzcnt).
22393 * config/i386/sse.md: Add support for SSE4A instructions
22394 (movntss, movntsd, extrq, insertq).
22395 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22396 Add -march=amdfam10 flag.
22397 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22398 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22400 * doc/extend.texi: Add documentation for SSE4A builtins.
22402 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22404 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22406 2007-02-05 Richard Guenther <rguenther@suse.de>
22408 * tree-vectorizer.h (vectorizable_function): Add argument type
22409 argument, change return type.
22410 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22411 * tree-vect-transform.c (vectorizable_function): Handle extra
22412 argument, return vectorized function decl.
22413 (build_vectorized_function_call): Remove.
22414 (vectorizable_call): Handle calls with result and argument types
22415 differing. Handle loop vectorization factor correctly.
22416 * targhooks.c (default_builtin_vectorized_function): Adjust for
22418 * targhooks.h (default_builtin_vectorized_function): Likewise.
22419 * target.h (builtin_vectorized_function): Add argument type
22421 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22422 extra argument, allow vectorizing of lrintf.
22423 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22424 documentation of target hook.
22426 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22429 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22430 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22431 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22433 2007-02-05 Roger Sayle <roger@eyesopen.com>
22435 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22436 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22437 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22438 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22439 before canonicalizing sincos to cexpi.
22440 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22442 2007-02-05 Roger Sayle <roger@eyesopen.com>
22444 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22445 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22446 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22448 2007-02-05 Roger Sayle <roger@eyesopen.com>
22450 * mips-tfile.c (initialize_init_file): Correct endianness test.
22452 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22454 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22455 the 'y' constraint.
22457 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22459 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22460 saves in a PARALLEL before the register assignments.
22462 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22464 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22465 DWARF_FRAME_RETURN_COLUMN to be a general register.
22466 * dwarf2out.c (init_return_column_size): New function, split from...
22467 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22468 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22469 to be nongeneral registers.
22470 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22472 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22473 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22475 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22477 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22479 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22481 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22482 (remove_path): Use can_remove_branch_p and remove_branch instead
22483 of loop_delete_branch_edge.
22484 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22485 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22486 Update profile using scale_dominated_blocks_in_loop.
22487 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22488 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22489 (can_remove_branch_p, remove_branch): Declare.
22490 * tree-cfg.c (tree_can_remove_branch_p): New function.
22491 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22492 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22493 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22495 2007-02-05 Jan Hubicka <jh@suse.cz>
22497 PR middle-end/30696
22498 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22499 nodes in cgraph, don't remove offline copy of the function.
22501 2007-02-04 Jan Hubicka <jh@suse.cz>
22503 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22504 vectors might cause maybe_lookup_element_for_expr to be called
22505 on non-sra-candidate.
22507 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22509 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22510 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22511 spelling conventions.
22513 2007-02-04 Richard Guenther <rguenther@suse.de>
22515 PR middle-end/30636
22516 * fold-const.c (try_move_mult_to_index): Make sure to not
22517 overflow one dimension of a multi-dimensional array access.
22519 2007-02-04 Jan Hubicka <jh@suse.cz>
22521 * passes.c (init_optimization_passes): Reindent.
22523 2007-02-04 Jan Hubicka <jh@suse.cz>
22524 Eric Botcazou <ebotcazou@adacore.com>
22526 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22527 (execute_fixup_cfg): Break out the abnormal goto code.
22528 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22529 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22530 (optimize_inline_calls): Call make_nonlocal_label_edges.
22532 2007-02-04 Jan Hubicka <jh@suse.cz>
22534 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22535 true when something was changed.
22536 (rename_ssa_copies): When something was changed, do
22537 TODO_remove_unused_locals.
22538 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22539 add TODO_remove_unused_locals when instruction was removed.
22541 2007-02-04 Jan Hubicka <jh@suse.cz>
22543 * ipa-inline.c (try_inline): Improve debug output; work on already
22545 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22546 call try_inline for already inlined edges too when flattening;
22547 inline also functions that make callee growth but overall unit size
22550 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22552 * config/m32c/bitops.md, config/m32c/jump.md,
22553 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22554 config/m32r/m32r.h, config/m32r/m32r.md,
22555 config/m32r/predicates.md, config/m68hc11/larith.asm,
22556 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22557 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22558 config/mips/mips-protos.h, config/mips/mips.c,
22559 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22560 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22561 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22562 spelling conventions.
22564 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22565 Follow spelling conventions.
22567 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22569 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22570 warn about C++0x compatibility.
22572 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22574 * config/h8300/h8300.c, config/h8300/h8300.h,
22575 config/h8300/h8300.md: Follow spelling conventions.
22577 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22579 PR middle-end/30667
22580 * combine.c (try_combine): Do not substitute source operand
22581 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22583 2007-02-03 Jan Hubicka <jh@suse.cz>
22585 PR gcov-profile/30650
22586 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22587 do not divide by zero for never executed counters.
22588 (tree_find_values_to_profile): Fix counters.
22589 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22591 2007-02-03 Ian Lance Taylor <iant@google.com>
22593 * lower-subreg.c (simple_move_operand): New static function,
22594 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22596 (simple_move): Call simple_move_operand.
22597 (find_decomposable_subregs): Add special handling of MEMs.
22598 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22599 meaning of return value. If we see a hard register, test whether
22600 it can store a word_mode value. Change all callers.
22602 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22604 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22605 ftrapv insns and expanders.
22606 (subdi3): Change define_expand operand 1 to arith11_operand, and
22607 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22608 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22609 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22612 PR middle-end/30174
22613 * varasm.c (notice_global_symbol): Treat global objects as weak when
22614 flag_shlib is true.
22616 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22618 * emit-rtl.c (dconstpi): Delete.
22619 (dconstsqrt2): New.
22620 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22621 * real.h (dconstpi): Delete.
22622 (dconstsqrt2): New.
22623 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22624 (fold_builtin_hypot): Likewise.
22626 2007-02-03 Tom Tromey <tromey@redhat.com>
22629 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22630 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22632 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22634 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22635 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22636 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22637 config/rs6000/cell.md, config/rs6000/darwin.h,
22638 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22639 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22640 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22641 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22642 typos. Follow spelling conventions.
22643 * doc/invoke.texi: Follow spelling conventions.
22645 2007-02-03 Roger Sayle <roger@eyesopen.com>
22647 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22648 canonicalization transformations that attempt to simplify integer
22649 constant comparisons to become comparisons against zero.
22651 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22653 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22655 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22656 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22658 2007-02-02 Mike Stump <mrs@apple.com>
22660 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22661 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22662 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22663 generate a branch island.
22665 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22667 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22668 (xtensa_legitimate_address_p): New.
22669 (xtensa_legitimize_address): New.
22670 (xtensa_output_addr_const_extra): New.
22671 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22673 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22674 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22675 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22676 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22677 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22678 (xtensa_legitimize_address): New.
22679 (xtensa_output_addr_const_extra): New.
22681 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22683 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22685 2007-02-02 Ian Lance Taylor <iant@google.com>
22687 * expmed.c (expand_divmod): Add comment.
22689 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22691 * emit-rtl.c (renumber_insns): Remove.
22692 * flags.h: Remove the extern for flag_renumber_insns.
22693 * rtl.h: Remove the prototype for renumber_insns.
22694 * toplev.c (flag_renumber_insns): Remove.
22696 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22698 Revert for x86 darwin:
22699 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22701 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22702 code before the following patch under TARGET_MACHO.
22703 (ix86_function_value_regno_p): Likewise.
22705 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22707 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22710 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22713 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22714 loads to general or fp registers. Add comments.
22715 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22717 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22719 * pointer-set.c (insert_aux): Only return insertion slot.
22720 (pointer_set_insert): Adjust.
22721 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22722 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22723 pointer_map_traverse): New.
22724 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22725 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22726 pointer_map_contains, pointer_map_traverse): Declare.
22728 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22730 PR middle-end/30473
22731 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22732 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22734 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22736 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22738 (struct _dep): New type.
22739 (dep_t): New typedef.
22740 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22741 (DEP_STATUS): New access macro. The macro with the same name was
22742 renamed to DEP_LINK_STATUS.
22743 (dep_init): Declare function
22745 (struct _dep_link): New type.
22746 (dep_link_t): New typedef.
22747 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22748 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22749 (DEP_LINK_STATUS): New macro.
22750 (debug_dep_links): New debug function.
22752 (struct _deps_list): New type.
22753 (deps_list_t): New typedef.
22754 (DEPS_LIST_FIRST): New access macro.
22755 (FOR_EACH_DEP_LINK): New cycle macro.
22756 (create_deps_list, free_deps_list, delete_deps_list): Declare
22758 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22759 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22760 (copy_deps_list_change_con): Ditto.
22762 (move_dep_link): Declare function.
22764 (struct _dep_node): New type.
22765 (dep_node_t): New typedef.
22766 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22768 (struct haifa_insn_data.back_deps): New field to hold backward
22769 dependencies of the insn.
22770 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22772 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22773 Change its type to deps_list_t.
22774 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22775 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22776 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22778 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22780 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22782 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22784 (dep_cost): Declare.
22786 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22787 (ds_to_dk, dk_to_ds): New functions.
22789 (init_dep_1): New static function.
22790 (init_dep): New function.
22791 (copy_dep): New static function.
22793 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22795 (detach_dep_link): New static function.
22796 (move_dep_link): New function.
22798 (dep_links_consistent_p, dump_dep_links): New static functions.
22799 (debug_dep_links): New debugging function.
22801 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22803 (alloc_deps_list, init_deps_list): New static functions.
22804 (create_deps_list): New function.
22805 (clear_deps_list): New static function.
22806 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22807 (deps_list_consistent_p, dump_deps_list): New static functions.
22808 (debug_deps_list): New function.
22809 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22811 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22813 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22814 use new scheduler dependencies lists.
22815 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22816 (sched_analyze): Ditto. Initialize dependencies lists.
22817 (add_forw_dep, compute_forward_dependences): Update to use new
22818 scheduler dependencies lists.
22820 (init_dependency_caches): Init deps_obstack.
22821 (free_dependency_caches): Free deps_obstack.
22823 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22824 new scheduler dependencies lists.
22825 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22826 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22828 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22829 Update to use new scheduler dependencies lists.
22830 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22831 (debug_dependencies): Ditto.
22832 (schedule_region): Update comments.
22834 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22835 scheduler dependencies lists.
22836 (schedule_ebb): Update comments.
22838 * rtl.def (DEPS_LIST): Remove.
22840 * lists.c (unused_deps_list): Remove.
22841 (free_list): Update assertions.
22843 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22844 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22846 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22847 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22849 * haifa-sched.c (comments): Update.
22850 (insn_cost1): Remove. Inline the code into insn_cost ().
22851 (insn_cost): Update to use new scheduler dependencies lists. Move
22852 processing of the dependency cost to dep_cost ().
22853 (dep_cost): New function. Use it instead of insn_cost () when
22854 evaluating cost of the dependency. Use compatible interface to
22855 interact with the target.
22856 (priority): Update to use new scheduler dependencies lists.
22857 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22858 with greater number of insns that depend on the insn.
22859 (schedule_insn): Update to use new scheduler dependencies lists. Add
22860 code to free backward dependencies lists. Inline and optimize code
22861 from resolve_dep () - see PR28071.
22862 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22863 lists. Update call to targetm.sched.is_costly_dependence hook.
22865 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22866 scheduler dependencies lists.
22868 (resolve_dep): Remove. Move the logic to schedule_insn ().
22869 (init_h_i_d): Initialize dependencies lists.
22871 (process_insn_depend_be_in_spec): Rename to
22872 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22873 dependencies lists.
22874 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22875 Update to use new scheduler dependencies lists.
22876 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22878 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22879 new scheduler dependencies lists.
22880 (build_intra_loop_deps): Ditto.
22882 * target.h (struct _dep): Declare to use in
22883 gcc_target.sched.is_costly_dependence.
22884 (struct gcc_target.sched.adjust_cost): Fix typo.
22885 (struct gcc_target.sched.is_costly_dependence): Change signature to
22886 use single dep_t parameter instead of an equivalent triad.
22887 (struct gcc_target.sched.adjust_cost_2): Remove.
22889 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22891 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22893 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22895 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22897 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22898 (REG_DEP_TRUE): Document.
22900 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22901 Change signature to correspond to the targetm.sched.adjust_cost hook.
22902 Update use in TARGET_SCHED_ADJUST_COST_2.
22903 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22904 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22905 new scheduler dependencies lists.
22906 (ia64_gen_check): Ditto.
22908 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22909 scheduler dependencies lists.
22911 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22912 signature to correspond to the targetm.sched.is_costly_dependence hook.
22913 (is_costly_group): Update to use new scheduler dependencies lists.
22915 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22916 instead of INSN_COST () macro.
22918 2007-02-01 Ian Lance Taylor <iant@google.com>
22920 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22922 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22924 * pa.md (tp_load): Correct mfctl instruction syntax.
22926 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22928 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22929 altivec_padding_size calculation on AIX. Improve comment, add
22930 assert to verify that it's right.
22932 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22935 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22937 PR inline-asm/28686
22938 * global.c (global_alloc): Add mising initialization of
22941 2007-02-01 Roger Sayle <roger@eyesopen.com>
22943 * alias.c (init_alias_analysis): Correct whitespace.
22944 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22945 partition_hot_cold_basic_blocks): Likewise.
22946 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22947 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22948 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22949 fold_builtin_snprintf_chk, fold_builtin_printf,
22950 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22951 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22952 * cfgcleanup.c (cleanup_cfg): Likewise.
22953 * cfgexpand.c (tree_expand_cfg): Likewise.
22954 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22955 * function.c (get_next_funcdef_no): Likewise.
22956 * gengtype.c (main): Likewise.
22957 * genmodes.c (main): Likewise.
22958 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22959 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22960 * ifcvt.c (noce_emit_move_insn): Likewise.
22961 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22963 * stor-layout.c (get_best_mode): Likewise.
22964 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22965 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22966 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22967 perform_var_substitution, solve_graph): Likewise.
22968 * tree-vrp.c (vrp_finalize): Likewise.
22970 2007-02-01 Ian Lance Taylor <iant@google.com>
22972 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22973 high part of a paradoxical subreg, return a constant zero.
22975 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22977 * toplev.c (lang_dependent_init): Call init_set_costs.
22978 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22980 2007-02-01 Richard Guenther <rguenther@suse.de>
22982 PR middle-end/30656
22983 * fold-const.c (fold_negate_expr): Allow negating a
22984 constant if overflow does not change.
22986 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22988 * doc/c-tree.texi (Expression trees): Improve markup.
22989 * doc/tm.texi (Register Classes, Addressing Modes)
22990 (Floating Point): Fix spacing after abbreviations. Fix some
22993 2007-02-01 Ben Elliston <bje@au.ibm.com>
22995 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22996 * doc/contrib.texi: Likewise.
22997 * doc/install.texi: Likewise.
22999 2007-01-31 Richard Henderson <rth@redhat.com>
23000 Ian Lance Taylor <iant@google.com>
23002 * lower-subreg.c: New file.
23003 * rtl.def (CONCATN): Define.
23004 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23005 pass_lower_subreg2.
23006 * emit-rtl.c (update_reg_offset): New static function, broken out
23007 of gen_rtx_REG_offset.
23008 (gen_rtx_REG_offset): Call update_reg_offset.
23009 (gen_reg_rtx_offset): New function.
23010 * regclass.c: Revert patch of 2006-03-05, restoring
23012 (clear_reg_info_regno): New function.
23013 * dwarf2out.c (concatn_loc_descriptor): New static function.
23014 (loc_descriptor): Handle CONCATN.
23015 * common.opt (fsplit_wide_types): New option.
23016 * opts.c (decode_options): Set flag_split_wide_types when
23018 * timevar.def (TV_LOWER_SUBREG): Define.
23019 * rtl.h (gen_reg_rtx_offset): Declare.
23020 (reg_scan_update): Declare.
23021 * regs.h (clear_reg_info_regno): Declare.
23022 * tree-pass.h (pass_lower_subreg): Declare.
23023 (pass_lower_subreg2): Declare.
23024 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23025 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23026 -fsplit-wide-types.
23027 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23028 * Makefile.in (OBJS-common): Add lower-subreg.o.
23029 (lower-subreg.o): New target.
23031 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23033 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23035 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23038 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23040 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23042 PR middle-end/29335
23043 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23045 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23047 * cfgloop.h: Include vec-prim.h.
23048 (enum li_flags): Remove LI_ONLY_OLD.
23049 (loop_iterator): Changed.
23050 (fel_next, fel_init): Iterate over loop tree.
23051 (FOR_EACH_LOOP_BREAK): New macro.
23052 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23054 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23055 * modulo-sched.c (sms_schedule): Ditto.
23056 * tree-vectorizer.c (vectorize_loops): Ditto.
23057 * doc/loop.texi: Update information on loop numbering and behavior of
23058 FOR_EACH_LOOP wrto new loops.
23059 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23060 add_to_evolution_1): Test nestedness of loops instead of comparing
23062 * tree-chrec.c (chrec_fold_plus_poly_poly,
23063 chrec_fold_multiply_poly_poly, chrec_evaluate,
23064 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23065 reset_evolution_in_loop): Ditto.
23066 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23068 2007-01-31 Dirk Mueller <dmueller@suse.de>
23070 * c-common.c (warn_about_parentheses): Separate warning about
23071 un-parenthized sequence of comparison operators from the one
23072 which is supposed to warn about x <= y <= z.
23074 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23076 * optabs.h (enum optab_index): Add new OTI_isinf.
23077 (isinf_optab): Define corresponding macro.
23078 * optabs.c (init_optabs): Initialize isinf_optab.
23079 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23081 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23082 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23084 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23085 expand_builtin_interclass_mathfn.
23086 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23087 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23088 (fxam<mode>2_i387): New insn pattern.
23089 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23090 built-in functions as x87 inline asm.
23092 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23094 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23096 2007-01-30 Eric Christopher <echristo@apple.com>
23098 * config.gcc: Add geode.
23100 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23102 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23103 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23104 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23105 value-prof.c: Fix comment typos.
23107 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23110 * doc/invoke.texi (Wpointer-arith): Document warning.
23112 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23114 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23115 the list of discrepancies from the draft TR.
23117 2007-01-30 Dirk Mueller <dmueller@suse.de>
23120 * doc/invoke.texi (-Wreturn-type): Update description to
23121 match new behavior.
23123 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23125 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23127 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23129 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23130 to handle optabs that operate on floating point input argument and
23131 output to integer output.
23132 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23133 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23134 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23135 expand_builtin_interclass_mathfn ().
23136 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23137 (ilogbsi2): Remove.
23138 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23139 ilogbl built-in functions as x87 intrinsics.
23141 2007-01-30 Richard Guenther <rguenther@suse.de>
23143 PR middle-end/27657
23144 * dwarf2out.c (reference_to_unused): Query varpool if the
23145 variable was output.
23147 2007-01-30 Richard Guenther <rguenther@suse.de>
23149 PR middle-end/30313
23150 * passes.c (execute_one_pass): Reset in_gimple_form to not
23151 confuse non-unit-at-a-time mode.
23153 2007-01-29 Roger Sayle <roger@eyesopen.com>
23154 Richard Guenther <rguenther@suse.de>
23156 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23157 avoid undefined behaviour on overflow. Use force_fit_type_double
23158 to construct the constant with the specified TREE_OVERFLOW.
23160 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23162 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23163 * config/dfp-bit.h: Ditto.
23165 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23167 * c-decl.c (pop_scope): Replace warnings with call to
23168 warn_for_unused_label.
23169 * c-common.h (warn_for_unused_label): Declare.
23170 * c-common.c (warn_for_unused_label): Define.
23172 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23174 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23177 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23179 * Makefile.in (USER_H): Remove decfloat.h.
23180 * ginclude/decfloat.h: Delete, moving contents to ...
23181 * ginclude/float.h: Add support for decimal floating point,
23182 guarded by __STDC_WANT_DEC_FP__.
23184 2007-01-29 Mike Stump <mrs@apple.com>
23186 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23187 Analysis and Representation to resolve case insensitive conflict.
23188 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23190 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23192 * tree.h (struct tree_memory_tag): Add aliases member.
23193 (MTAG_ALIASES): New macro.
23194 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23195 (add_may_alias): Remove pointer-set. Update for may_aliases being
23197 (mark_aliases_call_clobbered): Update for may_aliases being a
23199 (compute_tag_properties): Ditto.
23200 (create_partition_for): Ditto.
23201 (compute_memory_partitions): Ditto.
23202 (dump_may_aliases_for): Ditto.
23203 (is_aliased_with): Ditto.
23204 (add_may_alias_for_new_tag): Ditto.
23205 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23206 (compute_is_aliased): New function.
23207 (compute_may_aliases): Call compute_is_aliased).
23208 (init_alias_info): Initialize alias_bitmap_obstack.
23209 (union_alias_set_into): New function.
23210 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23211 (have_common_aliases_p): Rewrite to take two bitmaps and use
23213 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23214 Update for bitmaps.
23215 (finalize_ref_all_pointers): Update for add_may_alias changes.
23216 (new_type_alias): Ditto.
23217 * tree-flow-inline.h (may_aliases): Return a bitmap.
23218 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23219 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23220 may_aliases being a bitmap.
23221 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23222 may_aliases now returns a bitmap.
23223 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23225 * tree-ssa-operands.c (add_virtual_operand): Update for
23226 may_aliases being a bitmap.
23228 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23230 PR tree-optimization/30630
23231 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23232 variable as changed.
23234 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23237 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23238 expanded only once even if an error occurs.
23240 2007-01-29 Ben Elliston <bje@au.ibm.com>
23242 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23243 (__gcov_average_profiler): Likewise.
23244 (__gcov_ior_profiler): Likewise.
23245 (__gcov_merge_ior): Likewise.
23247 2007-01-28 Jan Hubicka <jh@suse.cz>
23249 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23250 * value-prof.c (stringop_block_profile): Likewise.
23252 2007-01-28 Jan Hubicka <jh@suse.cz>
23254 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23255 Add variant handling histograms; add wrapper.
23256 (clear_storage_via_libcall): Export.
23257 (emit_block_move_hints): Break out from ...; add histograms.
23258 (emit_block_move): ... this one.
23259 (clear_storage_hints): Break out from ...; add histograms.
23260 (clear_storage): ... this one.
23261 (set_storage_via_memset): Handle histogram.
23262 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23263 (clear_storage_hints, clear_storage_via_libcall): Declare.
23264 (set_storage_via_setmem): Update prototype.
23265 * doc/md.texi (movmem, setmem): Document new arguments.
23267 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23268 Add new histograms.
23269 (stringop_block_profile): New global function.
23270 (tree_stringops_values_to_profile): Profile block size and alignment.
23271 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23273 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23274 (stringop_block_profile): Declare.
23275 * builtins.c: Include value-prof.h.
23276 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23277 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23278 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23279 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23280 * profile.c (instrument_values): Add new counters.
23281 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23283 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23284 (tree_init_edge_profiler): Build new profilers.
23285 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23286 (pass_tree_profile): Add dump.
23287 (tree_profile_hooks): Update.
23288 * Makefile.in (LIBGCOV): Add new constants.
23289 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23290 __gcov_ior_profiler): New.
23291 * i386.md (movmem/setmem expanders): Add new optional arguments.
23293 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23295 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23297 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23299 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23300 (tree_unswitch_single_loop): Pass eni_size_weights to
23301 tree_num_loop_insns.
23302 * tree-ssa-loop-manip.c: Include tree-inline.h.
23303 (can_unroll_loop_p): Pass eni_size_weights to
23304 tree_num_loop_insns.
23305 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23306 Pass eni_size_weights to estimate_num_insns.
23307 * tree.h (init_inline_once): Export.
23308 * toplev.c (backend_init): Call init_inline_once.
23309 * cgraphunit.c (cgraph_process_new_functions,
23310 cgraph_analyze_function): Pass eni_inlining_weights to
23311 estimate_num_insns.
23312 * ipa-inline.c (compute_inline_parameters): Ditto.
23313 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23314 to estimate_num_insns.
23315 (try_unroll_loop_completely): Pass eni_size_weights to
23316 tree_num_loop_insns.
23317 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23318 ot estimate_num_insns.
23319 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23320 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23321 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23322 eni_time_weights): New variables.
23323 (init_inline_once): Initialize them.
23324 (struct eni_data): Mew.
23325 (estimate_num_insns_1, estimate_num_insns): Use weights.
23326 * tree-inline.h (struct eni_weights_d): New.
23327 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23328 (estimate_num_insns): Declaration changed.
23329 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23330 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23331 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23333 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23335 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23336 relations in the conflict function is valid.
23338 2007-01-27 Ian Lance Taylor <iant@google.com>
23340 * common.opt: Add fstrict-overflow.
23341 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23342 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23343 (TYPE_OVERFLOW_UNDEFINED): Define.
23344 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23346 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23347 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23348 (fold_negate_expr): Likewise.
23349 (make_range): Likewise.
23350 (extract_muldiv_1): Likewise.
23351 (maybe_canonicalize_comparison): Likewise.
23352 (fold_comparison): Likewise.
23353 (fold_binary): Likewise.
23354 (tree_expr_nonnegative_p): Likewise.
23355 (tree_expr_nonzero_p): Likewise.
23356 * tree-vrp.c (compare_values): Likewise.
23357 (extract_range_from_binary_expr): Likewise.
23358 (extract_range_from_unary_expr): Likewise.
23359 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23361 (nowrap_type_p): Likewise.
23362 * tree-scalar-evolution.c (simple_iv): Likewise.
23363 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23364 (build_range_check): Likewise.
23365 (extract_muldiv_1): Likewise.
23366 (fold_comparison): Likewise.
23367 * tree-vrp.c (vrp_int_const_binop): Likewise.
23368 (extract_range_from_unary_expr): Likewise.
23369 * convert.c (convert_to_integer): Likewise.
23370 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23371 (fold_comparison): Likewise.
23372 (fold_binary): Likewise.
23373 * optabs.c (optab_for_tree_code): Likewise.
23374 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23375 * simplify-rtx.c (simplify_const_relational_operation): Check
23376 flag_strict_overflow and flag_trapv.
23377 (simplify_const_relational_operation): Likewise.
23378 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23379 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23382 2007-01-27 Roger Sayle <roger@eyesopen.com>
23384 * tree.c (tree_fold_gcd): Delete.
23385 * tree.h (tree_fold_gcd): Remove prototype.
23386 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23387 test whether one constant integer is a multiple of another. Instead
23388 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23389 * fold-const.c (multiple_of_p): We've determined both TOP and
23390 BOTTOM are integer constants so we can call int_const_binop directly
23391 instead of the more generic const_binop.
23393 2007-01-27 Roger Sayle <roger@eyesopen.com>
23395 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23396 1*X check that the constant hasn't overflowed, to preserve the
23398 (round_up): Provide an efficient implementation when rouding-up an
23399 INTEGER_CST to a power-of-two.
23401 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23403 * doc/sourcebuild.texi: Add comma for clarity.
23404 * doc/extend.texi: Fix some typos.
23405 * doc/passes.texi: Likewise.
23406 * doc/cppinternals.texi: Likewise.
23407 * doc/c-tree.texi: Likewise.
23408 * doc/tree-ssa.texi: Likewise.
23409 * doc/install.texi: Likewise.
23411 2007-01-27 Jan Hubicka <jh@suse.cz>
23413 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23414 (pass_sra): Do not require alias information.
23415 * passes.c (init_optimization_passes): Add SRA
23417 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23419 * tracer.c (rest_of_handle_tracer): We already cleaned
23420 up the CFG in tracer() so don't do it here again.
23421 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23422 cleanup_cfg here, either. And don't call renumber_insns.
23424 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23425 and BB_HEAD are in the insn stream here. Instead make sure
23426 that BB_INSN is valid on all insns. Also, do check here that
23427 there are no pending branch predictions...
23428 (rtl_verify_flow_info): ...instead of doing it here. Checks
23429 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23432 2007-01-26 Roger Sayle <roger@eyesopen.com>
23434 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23435 function to simplify/factorize operand order canonicalization.
23436 (ix86_fixup_binary_operands): Reorganize using the above function.
23437 (ix86_binary_operator_ok): Likewise.
23439 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23441 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23442 file scope from optimize_attrs.
23443 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23445 (optimize_attrs): Clear insn_code_values after freeing it.
23447 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23449 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23450 a parts.base assignment.
23452 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23454 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23455 (compute_subscript_distance, initialize_data_dependence_relation,
23456 finalize_ddr_dependent, analyze_ziv_subscript,
23457 analyze_siv_subscript_cst_affine,
23458 compute_overlap_steps_for_affine_univar,
23459 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23460 analyze_siv_subscript, analyze_miv_subscript,
23461 analyze_overlapping_iterations, subscript_dependence_tester_1,
23462 compute_self_dependence, free_dependence_relation): Work
23463 with affine_fn instead of chrecs.
23464 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23465 common_affine_function, affine_function_base,
23466 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23467 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23468 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23469 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23470 (all_chrecs_equal_p): Removed.
23471 * tree-data-ref.h (affine_fn, conflict_function): New types.
23472 (struct subscript): Change type of conflicting_iterations_in_a
23473 and conflicting_iterations_in_b.
23475 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23478 * config/pa/pa.h (TARGET_HPUX_11): New.
23479 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23480 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23482 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23483 Richard Guenther <rguenther@suse.de>
23485 * tree-ssa-structalias.c (solve_graph): Handle case
23486 we merged the variable to another.
23488 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23490 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23493 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23494 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23496 2007-01-25 DJ Delorie <dj@redhat.com>
23498 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23499 allow changes to modes which don't fit in those registers.
23501 * reload1.c (choose_reload_regs): Check for invalid subregs before
23502 computing their locations, not after.
23504 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23507 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23508 save Altivec registers in an eh_return function.
23509 (compute_vrsave_mask): Likewise.
23510 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23511 for saving Altivec registers.
23512 (rs6000_emit_prologue): Don't allocate stack twice in
23513 eh_return function. Correct expected value of altivec_save_offset
23514 when using save_world. Describe save of R0 to stack when using
23515 save_world. Describe stack pointer adjustment when using
23516 save_world. Remove duplicated eh_return parameter register saving.
23517 Update sp_offset variable after save_world.
23518 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23520 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23521 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23524 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23526 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23528 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23531 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23532 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23534 2007-01-25 Richard Guenther <rguenther@suse.de>
23536 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23537 * common.opt (-Wcoverage-mismatch): New warning option.
23538 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23539 if -Wcoverage-mismatch is given.
23541 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23543 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23544 (ipcp_driver): Change to static definition.
23545 Add dumping of the ifunctions.
23546 (constant_val_insert): Remove unused parameter. Support for SSA.
23547 (ipcp_propagate_const): Support for SSA.
23548 (ipcp_profile_bb_print): Print only analyzed nodes.
23549 (ipcp_replace_map_create): Remove support for Fortran constant
23551 * ipa-prop.c (ipa_method_modify_stmt,
23552 ipa_callsite_compute_param): Support for SSA.
23553 * ipa-prop.h (ipcp_driver): Remove declaration.
23554 (IS_VALID_TREE_MAP_INDEX): Add define.
23556 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23558 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23560 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23562 PR middle-end/30447
23563 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23564 constant argument to cabs and do it without checking for
23565 -funsafe-math-optimizations.
23567 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23569 * c-common.h (RID_FIRST_CXX0X): New.
23570 (RID_LAST_CXX0X): New.
23571 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23573 * c.opt (Wc++0x-compat): New.
23574 * doc/invoke.texi (-Wc++0x-compat): Document.
23576 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23578 * builtins.c (fold_builtin_carg): New.
23579 (fold_builtin_1): Use it.
23581 2007-01-24 Jan Hubicka <jh@suse.cz>
23583 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23585 * ipa-inline.c (initial_insns, max_insns): Delete.
23586 (compute_max_insns): New function.
23587 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23588 amount of insns as base for code growth.
23589 (cgraph_decide_inlining): Make initial_insns local; do not compute
23591 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23592 * doc/invoke.texi (inline-unit-growth): Update docs.
23594 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23596 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23597 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23598 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23599 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23600 for CPUs that have PTA_CX16 set.
23602 PR middle-end/27416
23603 * gimplify.c (omp_check_private): New function.
23604 (gimplify_scan_omp_clauses): Use it for
23605 firstprivate/lastprivate/reduction.
23607 PR middle-end/30494
23608 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23609 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23611 PR middle-end/30421
23612 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23613 If lower_lastprivate_clauses emits some statements, append them
23614 to dlist rather than body_p and to body_p append an initializer.
23615 (lower_omp_for): Adjust caller.
23617 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23619 * target.h (globalize_decl_name): New.
23620 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23621 * output.h (default_globalize_decl_name): New.
23622 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23624 (globalize_decl): Ditto.
23625 (default_globalize_decl_name): New.
23626 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23627 (ia64_handle_version_id_attribute): New.
23628 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23629 (ia64_asm_output_external): Use globalize_decl_name instead
23630 of globalize_label.
23631 * doc/extend.texi (version_id): New pragma.
23632 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23634 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23636 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23637 _uleb128_t and _Unwind_SWord with _sleb128_t.
23638 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23639 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23641 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23642 * unwind-pe.h (read_uleb128, read_sleb128,
23643 read_encoded_value_with_base): Likewise.
23644 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23646 2007-01-24 Richard Guenther <rguenther@suse.de>
23648 * builtins.c (expand_builtin_cexpi): Get the fndecl
23649 for cexp in the correct way.
23651 2007-01-24 Jan Hubicka <jh@suse.cz>
23653 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23656 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23658 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23659 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23660 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23661 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23662 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23663 __SIZEOF_PTRDIFF_T__.
23664 * doc/cpp.texi: Documentation for the new builtin macros added.
23666 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23668 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23669 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23670 instead of operands[2] to avoid access past the end of array.
23672 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23674 * reload1.c (emit_reload_insns): Pass the reload register
23675 for a non-spill output reload through forget_old_reloads_1.
23677 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23679 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23680 _SOFT_DOUBLE if doubles use software floating-point.
23681 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23682 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23683 * config/rs6000/darwin-ldouble.c: Also compile functions for
23684 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23685 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23686 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23687 commented-out long double override.
23688 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23689 * config/rs6000/eabispe.h: Likewise.
23690 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23691 long double for non-SPE.
23692 (rs6000_handle_option): Likewise.
23693 (invalid_e500_subreg): Disallow more subregs involding DImode,
23694 DFmode, TImode or TFmode.
23695 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23697 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23699 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23700 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23702 (rs6000_legitimate_address): Also check for TFmode for E500
23704 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23705 (spe_build_register_parallel): Handle TFmode and TCmode.
23706 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23708 (function_arg): Handle TFmode and TCmode for E500 double.
23709 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23711 (print_operand): Handle TFmode and TImode for %y.
23712 (rs6000_generate_compare): Handle TFmode comparisons for E500
23714 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23715 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23716 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23717 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23718 TFmode for E500 double.
23719 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23720 (floatsidf2): Enable for E500 double.
23721 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23722 (extenddftf2): Change to extenddftf2_fprs.
23723 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23724 depending on TARGET_E500_DOUBLE.
23725 (extendsftf2): Enable for E500 double.
23726 (trunctfdf2): Enable for E500 double.
23727 (trunctfsf2): Change to trunctfsf2_fprs.
23728 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23729 depending on TARGET_E500_DOUBLE.
23730 (floatsitf2): Enable for E500 double.
23731 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23732 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23733 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23734 (negtf2): Change to negtf2_internal.
23735 (negtf2): New expander.
23736 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23737 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23738 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23739 (movdi_internal32): Use rs6000_nonimmediate_operand.
23740 (unnamed splitter): Likewise.
23741 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23742 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23743 (SPE64TF, DITI): New mode macros.
23744 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23747 (frob_<mode>_di_2): New.
23748 (frob_tf_di_8_2): New.
23749 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23751 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23753 (frob_ti_<mode>_8_2): New.
23754 (frob_ti_tf_2): New.
23755 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23756 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23758 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23759 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23760 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23761 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23762 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23763 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23766 2007-01-23 Ian Lance Taylor <iant@google.com>
23768 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23770 (OBJS-archive): Reformat, alphabetize.
23771 (OBJS): Change out_object_file to OBJS-md.
23773 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23775 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23776 JUMP_P and CALL_P predicates where applicable.
23777 * config/i386/i386.c: Ditto.
23778 * config/i386/i386.md: Ditto.
23779 * config/i386/mmx.md: Ditto.
23780 * config/i386/predicates.md: Ditto.
23782 2007-01-22 Andreas Schwab <schwab@suse.de>
23784 * config/m68k/m68k.h: Fix comment.
23786 2007-01-22 Jan Hubicka <jh@suse.cz>
23788 * passes.c (init_optimization_passes): Do not rerun
23789 pass_early_warn_uninitialized.
23791 2007-01-22 Richard Guenther <rguenther@suse.de>
23793 PR tree-optimization/30038
23794 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23796 (execute_cse_sincos_1): Likewise.
23797 (execute_cse_sincos): Likewise.
23798 (gate_cse_sincos): Likewise.
23799 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23800 the cexpi() canonicalization of sincos().
23801 * tree-pass.h (pass_cse_sincos): Declare.
23802 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23804 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23806 PR rtl-optimization/29329
23807 * combine.c (replaced_rhs_insn): Rename to i2mod.
23808 (replaced_rhs_value): Rename to i2mod_new_rhs.
23809 (i2mod_old_rhs): New global variable.
23810 (combine_instructions): Adjust for above change. Save a copy of
23811 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23812 note are substituted in the second instruction.
23813 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23814 ditch the note if it pertains to the second eliminated register
23815 and this register is mentioned in i2mod_old_rhs.
23818 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23820 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23821 the insn to which the note was originally attached.
23823 2007-01-21 Jan Hubicka <jh@suse.cz>
23825 * ipa-inline.c (inlining_mode): Comment, move up.
23826 (cgraph_decide_inlining_incrementally): Do not perform inlining
23827 itself; fix handling of flattening of self recursive functions.
23828 (cgraph_find_cycles): Remove.
23829 (cgraph_flatten_node): Remove.
23830 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23831 (try_inline): New function.
23832 (cgraph_early_inlining): Update call of
23833 cgraph_decide_inlining_incrementally. Apply inlining here.
23834 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23836 2007-01-21 Dirk Mueller <dmueller@suse.de>
23839 * tree-vrp.c (check_array_bounds): do not warn
23840 about ADDR_EXPR's of ARRAY_REF's which are immediately
23841 used in binary expressions.
23843 2007-01-21 Ira Rosen <irar@il.ibm.com>
23845 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23846 read_write_dep and macros for its access.
23847 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23848 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23849 argument, call vect_check_interleaving for every independent pair of
23850 data-refs. Mark loads that access the same memory location as a store
23852 (vect_check_dependences): Remove.
23853 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23854 call, fix the call to vect_analyze_data_ref_dependence.
23855 (vect_analyze_data_ref_access): For statements that access the same
23856 data-ref, check that they are not stores; for loads, check that there
23857 is no store that access the same location.
23859 2007-01-20 Roger Sayle <roger@eyesopen.com>
23860 Joseph Myers <joseph@codesourcery.com>
23862 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23863 (-fdump-rtl-stack): Likewise.
23864 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23865 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23866 (-mpt-fixed): Use @minus{} for minus sign.
23867 (Using Precompiled Headers): Fix under/overfull hbox.
23869 2007-01-20 Jan Hubicka <jh@suse.cz>
23871 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23872 place within annotation.
23874 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23876 * pa.c (output_move_double): Change array size of xoperands to 4.
23878 2007-01-20 Jan Hubicka <jh@suse.cz>
23880 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23883 2007-01-19 Ian Lance Taylor <iant@google.com>
23885 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23886 constant to unsigned HOST_WIDE_INT before negating.
23888 2007-01-19 Ian Lance Taylor <iant@google.com>
23890 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23892 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23893 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23894 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23895 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23896 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23897 (realloc_vdef, realloc_vuse): Change second parameter to
23899 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23900 fields to unsigned.
23901 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23902 unsigned. Change x and lim locals to unsigned.
23903 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23905 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23906 (copy_virtual_operands): Change i and n locals to unsigned.
23908 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23910 PR middle-end/29335
23911 * builtins.c (fold_builtin_1): Handle builtin fdim.
23913 2007-01-20 Jan Hubicka <jh@suse.cz>
23915 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23916 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23917 init_alias_heapvars.
23918 (init_alias_heapvars): Initialize only when not already initialized.
23919 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23921 2007-01-19 Roger Sayle <roger@eyesopen.com>
23923 * common.opt (fsigned-zeros): New command line option.
23924 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23925 of flag_unsafe_math_optimizations.
23926 * opts.c (set_fast_math_flags): The -ffast-math command line option
23927 implies -fno-signed-zeros.
23928 (fast_math_flags_set_p): Likewise.
23930 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23931 the documentation of -ffast-math appropriately. Wrap long lines.
23933 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23935 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23936 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23938 2007-01-19 Tomas Bily <tbily@suse.cz>
23940 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23942 (tree_init_ic_make_global_vars): New function
23943 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23944 (tree_gen_ic_profiler): New function
23945 (tree_gen_ic_func_profiler): New function
23946 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23947 (tree_profile_hooks): Added hook for indirec/virtual calls
23948 * value-prof.c (tree_find_values_to_profile): New case for
23950 (tree_values_to_profile): Call for determining indirect/virtual
23952 (tree_indirect_call_to_profile): New function
23953 (tree_ic_transform): New function
23954 (tree_ic): New function
23955 (find_func_by_pid): New function
23956 (init_pid_map): New function
23957 (tree_value_profile_transformations): Added check for
23958 indirect/virtual call transformation
23959 * value-prof.h (enum hist_type): New counter type for
23960 indirect/virtual calls
23961 (profile_hooks): Added new hook for profiling indirect/virtual
23963 * profile.c (instrument_values): New case for indirect/virtual
23965 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23966 (GCOV_COUNTER_V_INDIR): New counter type
23967 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23968 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23970 * cgraph.c: Definition of cgraph_max_pid
23971 (cgraph_create_node): Default init of pid attribute
23972 * cgraph.h: Declaration of cgraph_max_pid
23973 (struct cgraph_node): Added pid attribute
23974 * libgcov.c (__gcov_indirect_call_profiler): New function
23975 (__gcov_one_value_profiler_body): New function
23976 (__gcov_one_value_profiler): Body was moved to
23977 __gcov_one_value_profiler_body and calls it
23979 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23981 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23982 * gengtype.c (write_types_data, write_func_for_structure,
23983 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23984 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23985 (walk_type, write_func_for_structure): Generate the mark_hook if
23988 2007-01-19 Jan Hubicka <jh@suse.cz>
23990 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23991 'early' argument take inlining mode argument specifying whether to
23992 inline for size/speeed or all functions; add support for flattening;
23994 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23996 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23999 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24000 the name of the declared identifier.
24002 2007-01-19 Dirk Mueller <dmueller@suse.de>
24004 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24005 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24006 duplicate evaluation.
24008 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24010 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24011 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24012 to XFMode, use acosxf2 and truncate result to requested mode.
24013 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24014 (asin<mode>2): Similarly, with asin expanders.
24015 (*fscalexf4_i387): Rename from *fscalexf4.
24016 (expNcorexf3): New expander.
24017 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24018 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24019 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24020 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24021 patterns for SSE math.
24022 (exp10<mode>2): Similarly, with exp10 expanders.
24023 (exp2<mode>2): Similarly, with exp2 expanders.
24024 (expm1<mode>2): Similarly, with expm1 expanders.
24025 (ldexp<mode>3): Similarly, with ldexp expanders.
24026 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24027 Use gen_truncxf<mode>2_i387_noop to truncate result.
24029 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24031 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24032 for ColdFire targets.
24034 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24035 Richard Sandiford <richard@codesourcery.com>
24037 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24038 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24039 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24040 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24041 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24042 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24044 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24046 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24047 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24048 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24049 (*adddi_dilshr32_cf): New pattern.
24050 (adddi3, subdi3): Remove first alternatives.
24052 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24054 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24055 implemented using move.l, do not use its cc result for floating-point
24058 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24060 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24061 from accepting 's' constraints if flag_pic.
24063 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24065 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24066 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24067 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24068 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24070 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24072 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24073 ColdFire alternatives.
24074 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24075 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24076 architectures that support ff1 instruction.
24078 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24079 Julian Brown <julian@codesourcery.com>
24081 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24082 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24083 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24086 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24088 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24090 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24091 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24092 HOST_WIDE_INT instead of an rtx.
24093 (m68k_rtx_costs): Update call accordingly.
24094 (output_move_const_into_data_reg): Likewise. Fix formatting.
24095 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24097 (output_move_simode_const): Update calls after above changes.
24098 Rework to use automatic variables and predicates like MEM_P.
24099 * config/m68k/m68k.md (pushexthisi_const): Update call to
24102 2007-01-19 Dirk Mueller <dmueller@suse.de>
24104 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24105 in dump_flags test.
24107 2007-01-19 Richard Guenther <rguenther@suse.de>
24109 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24110 via cexp in case sincos is not available.
24112 2007-01-19 Richard Guenther <rguenther@suse.de>
24114 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24115 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24116 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24117 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24118 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24119 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24120 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24121 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24123 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24125 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24127 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24128 (atan2xf3): Directly generate RTL pattern.
24129 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24130 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24131 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24132 disable patterns for SSE math.
24133 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24134 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24135 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24136 disable patterns for SSE math.
24138 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24140 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24142 2007-01-18 Roger Sayle <roger@eyesopen.com>
24144 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24145 VIEW_CONVERT_EXPR to the same type as it's operand.
24147 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24149 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24150 configured for long double 128.
24152 2007-01-18 Mike Stump <mrs@apple.com>
24154 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24157 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24159 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24162 2007-01-18 Jan Hubicka <jh@suse.cz>
24164 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24165 greater than NUM_VOP_FREE_BUCKETS.
24167 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24169 * tree-ssa-structalias.c: Update comments.
24170 (ptabitmap_obstack): Removed.
24171 (pta_obstack): New.
24172 (oldpta_obstack): Ditto.
24173 (stats): Add a few members.
24174 (struct variable_info): Remove node, complex, address_taken, and
24175 indirect_target members. Add oldsolution member.
24176 (new_var_info): Do not initialize removed members.
24177 (constraint_expr_type): Remove INCLUDES.
24178 (constraint_graph): Add size, implicit_preds, rep,
24179 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24180 (FIRST_REF_NODE): New macro.
24181 (LAST_REF_NODE): Ditto.
24182 (FIRST_ADDR_NODE): Ditto.
24183 (find): New function.
24185 (dump_constraint): Do not handle INCLUDES.
24186 (insert_into_complex): Do not insert duplicate constraints.
24187 (condense_varmap_nodes): Renamed and rewritten into ...
24188 (merge_node_constraints): This. Also fix bug in handling of
24189 offseted copy constraints.
24190 (clear_edges_for_node): No longer need to deal with preds at all,
24191 or removing associated preds/succs.
24192 (merge_graph_nodes): Deal with indirect_cycles.
24193 Don't deal with predecessors.
24194 (add_implicit_graph_edge): New function.
24195 (add_pred_graph_edge): Ditto.
24196 (add_graph_edge): Don't deal with predecessors.
24197 (build_constraint_graph): Removed.
24198 (build_pred_graph): New function.
24199 (build_succ_graph): Ditto.
24200 (struct scc_info): Removed in_component. Added roots, dfs, and
24201 node_mapping. Remove visited_index, unification_queue.
24202 (scc_visit): Deal with union-find we do now.
24203 Deal with cycles with REF nodes.
24204 (collapse_nodes): Renamed and rewritten to ...
24205 (unify_nodes): This.
24206 (process_unification_queue): Removed.
24207 (topo_visit): Cleanup
24208 (do_da_constraint): Use find.
24209 (do_sd_constraint): Ditto.
24210 (do_ds_constraint): Ditto.
24211 (do_complex_constraint): Ditto.
24212 (init_scc_info): Update for removed and added members.
24213 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24214 (find_indirect_cycles): This.
24215 (equivalence_class): New variable.
24216 (label_visit): New function.
24217 (perform_variable_substitution): Rewritten.
24218 (free_var_substitution_info): New function.
24219 (find_equivalent_node): Ditto.
24220 (move_complex_constraints): Ditto.
24221 (eliminate_indirect_cycles): Ditto.
24222 (solve_graph): Only propagate changed bits.
24223 Use indirect cycle elimination.
24225 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24226 (tree_id_eq): Renamed to ...
24227 (tree_vi_eq): This. Update for member change
24228 (insert_id_for_tree): Renamed and rewritten to ...
24229 (insert_vi_for_tree): This.
24230 (lookup_id_for_tree): Renamed and rewritten to ...
24231 (lookup_vi_for_tree): This.
24232 (get_id_for_tree): Renamed and rewritten to ...
24233 (get_vi_for_tree): Ditto.
24234 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24235 (process_constraint): Don't handle INCLUDES.
24236 Remove special ADDRESSOF case.
24237 (find_func_aliases): Rewrite to use vi functions instead of id
24239 (create_function_info_for): Ditto.
24240 (create_variable_info_for): Ditto.
24241 (intra_create_variable_infos): Ditto.
24242 (merge_smts_into): Ditto.
24243 (find_what_p_points_to): Ditto.
24244 (init_base_vars): Ditto.
24245 (init_alias_vars): Ditto.
24246 (remove_preds_and_fake_succs): New function.
24247 (dump_sa_points_to_info): Dump new stats.
24248 (dump_solution_for_var): Use find.
24249 (set_used_smts): Fix formatting.
24250 (compute_points_to_sets): Updated for new functions.
24251 (ipa_pta_execute): Ditto.
24253 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24254 Richard Sandiford <richard@codesourcery.com>
24256 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24258 * calls.c (expand_call): If the return value is a PARALLEL,
24259 extract its first member.
24260 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24261 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24262 use FUNCTION_EXTRA_EPILOGUE.
24263 (m68k_function_value): Return a PARALLEL if the return value
24264 is of a pointer type.
24265 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24266 (FUNCTION_EXTRA_EPILOGUE): Remove.
24267 * config/m68k/m68k.md (D0_REG): New constant.
24269 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24271 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24272 output a NOP for empty epilogues.
24274 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24276 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24277 before function. Extend register save check to include all
24278 registers, not just integer ones.
24280 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24282 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24283 (m68k_use_return_insn): ...this.
24284 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24285 * config/m68k/m68k.c (use_return_insn): Rename to...
24286 (m68k_use_return_insn): ...this.
24287 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24288 of USE_RETURN_INSN.
24290 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24292 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24293 nearest even, fix denormal rounding overflow.
24295 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24297 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24298 f%$smove and f%$move.
24299 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24300 (extendsfdf2_cf): Use fdmove instead of f%&move.
24301 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24302 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24304 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24306 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24309 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24311 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24312 (coldfire_single_format): Declare.
24313 (coldfire_double_format): Likewise.
24314 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24315 of qnan_msb_set to determine the lower bits of a canonical
24317 (encode_ieee_double): Likewise.
24318 (encode_ieee_quad): Likewise.
24319 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24320 (mips_single_format): Likewise.
24321 (ieee_double_format): Likewise.
24322 (mips_double_format): Likewise.
24323 (ieee_extended_motorola_format): Likewise.
24324 (ieee_extended_intel_96_format): Likewise.
24325 (ieee_extended_intel_128_format): Likewise.
24326 (ieee_extended_intel_96_round_53_format): Likewise.
24327 (ibm_extended_format): Likewise.
24328 (mips_extended_format): Likewise.
24329 (ieee_quad_format): Likewise.
24330 (mips_quad_format): Likewise.
24331 (vax_f_format): Likewise.
24332 (vax_d_format): Likewise.
24333 (vax_g_format): Likewise.
24334 (i370_single_format): Likewise.
24335 (i370_double_format): Likewise.
24336 (decimal_single_format): Likewise.
24337 (decimal_double_format): Likewise.
24338 (decimal_quad_format): Likewise.
24339 (c4x_single_format): Likewise.
24340 (c4x_extended_format): Likewise.
24341 (real_internal_format): Likewise.
24342 (coldfire_single_format): New real_format.
24343 (coldfire_double_format): Likewise.
24344 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24345 canonical_nan_lsbs_set.
24346 (pdp11_d_format): Likewise.
24347 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24348 if TARGET_COLDFIRE_CPU.
24350 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24352 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24353 (output_call, m68k_legitimize_call_address): Declare.
24354 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24355 parenthesees. Add support for a 'W' constraint.
24356 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24357 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24358 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24359 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24361 (override_options): Initialize them. Do not set flag_no_function_cse
24362 for TARGET_ID_SHARED_LIBRARY.
24363 (m68k_output_pic_call): Delete.
24364 (m68k_legitimize_call_address): New function.
24365 (print_operand): Remove the %o prefix. Handle the %p prefix.
24366 (output_call): New function.
24367 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24368 target address from the GOT if symbolic jumps are not allowed.
24369 * config/m68k/m68k.md (call, general_operand): Do not set
24370 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24371 Merge separate flag_pic and !flag_pic define_insns into...
24372 (*call, *call_value): ...these new patterns. Match the address
24373 rather than the containing MEM and require it to be a call_operand.
24374 Use output_call to generate the asm template.
24375 * config/m68k/predicates.md (const_call_operand): New predicate.
24376 (call_operand): Likewise.
24378 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24380 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24381 (STACK_GROWS_DOWNWARD): Define to 1.
24382 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24383 comments, emphasizing that these values are only defaults.
24384 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24385 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24387 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24389 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24391 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24392 Richard Sandiford <richard@codesourcery.com>
24394 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24395 (FP_REGNO_P): New macros.
24396 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24397 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24398 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24399 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24401 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24403 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24404 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24406 * config/m68k/t-floatlib: New file, extracting common code from...
24407 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24408 * config/m68k/t-uclinux: Here.
24409 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24410 routines on ColdFire targets.
24412 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24414 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24415 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24416 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24417 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24418 explicitly set MOTOROLA to 1.
24419 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24421 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24422 Nathan Sidwell <nathan@codesourcery.com>
24424 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24425 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24426 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24427 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24428 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24429 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24430 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24431 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24432 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24433 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24434 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24435 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24436 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24437 (DBX_REGISTER_NUMBER): Delete.
24438 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24439 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24440 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24444 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24445 * config/flat.h: New file.
24446 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24447 OBJECT_FORMAT_FLAT.
24448 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24449 indirect references for -msep-data or -mid-shared-library.
24450 Do not use PC-relative code addresses either.
24451 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24453 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24454 for shared libraries and crt1.o for executables. Use crti.o and
24456 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24457 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24458 Do not add -elf2flt or -shared-lib-id options here.
24459 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24460 Pass -shared-lib-id if -mid-shared-library, taking the library
24461 identifier from -mshared-library-id if given, otherwise
24463 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24464 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24465 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24466 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24467 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24468 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24470 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24471 jump sequence for ISA A and ISA A+.
24472 (PICJUMP): Likewise.
24474 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24476 * config.gcc (m68k-*-uclinux*): Base the port on the common
24477 and m68k GNU/Linux files rather than on the generic ELF ones.
24478 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24479 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24481 2007-01-18 Julian Brown <julian@codesourcery.com>
24482 Richard Sandiford <richard@codesourcery.com>
24484 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24485 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24486 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24488 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24489 80 unconditionally.
24490 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24492 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24494 * doc/install.texi: Document m68k-uclinuxoldabi.
24495 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24496 * config/m68k/uclinux-oldabi.h: New file, copied from
24497 config/m68k/uclinux.h.
24499 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24501 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24502 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24503 (m32r_compute_frame_size): Use unsigned for regno.
24504 (m32r_reload_lr): Use gen_frame_mem.
24506 (m32r_output_function_epilogue): Don't output the function epilogue
24508 (m32r_expand_epilogue): New.
24509 (direct_return): Return false if the function has the interrupt
24511 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24512 * config/m32r/m32r.md (epilogue): New expander.
24513 (return_lr, return_rte): New insns.
24514 (return): Make it expander.
24515 (return_normal): New expander.
24517 2007-01-18 Josh Conner <jconner@apple.com>
24520 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24521 support for UNLE, UNLT, UNGE, and UNGT.
24523 2007-01-18 Jan Hubicka <jh@suse.cz>
24525 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24526 * tree-tailcall (add_virtual_phis): Likewise.
24527 (optimize_tail_call): Return TODOs.
24528 (execute_tail_calls): Return TODOs.
24529 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24530 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24532 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24533 Cleanup cfg using TODO.
24534 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24535 * passes.c (execute_function_todo): When cleanup did something, remove
24537 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24538 (make_edges): Don't cleanup_cfg.
24540 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24542 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24543 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24544 operate on the top of stack.
24545 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24546 register handling of instructions that output to the second
24548 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24549 (move_for_stack_reg): Special-case check for dead destination
24550 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24552 * config/i386/i386.md (UNSPEC_TAN): New constant.
24553 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24554 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24555 to correctly model move of constant 1.0 to top stack slot.
24556 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24557 (unnamed peephole2 pattern): Remove corresponding peephole2
24558 pattern that optimizes tan insn and loading of constant 1.0.
24559 (tanxf2): Use fptanxf4_i387.
24560 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24561 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24562 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24563 disable patterns for SSE math.
24564 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24565 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24567 2007-01-18 Dirk Mueller <dmueller@suse.de>
24568 Richard Guenther <rguenther@suse.de>
24571 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24572 * common.opt (Warray-bounds): Add new warning option.
24573 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24575 * Makefile.in: make tree-vrp.o depend on toplev.h
24576 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24578 (check_array_refs, check_array_bounds, check_array_ref): New.
24580 2007-01-18 Jan Hubicka <jh@suse.cz>
24582 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24583 (execute_ssa_ccp): Return flags conditionally.
24584 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24586 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24588 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24590 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24591 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24593 * Makefile.c (GTFILES): Add cfglayout.h.
24594 * gengtype.c (open_base_files): Likewise.
24595 * cfglayout.c (cfg_layout_function_footer,
24596 cfg_layout_function_header) Reindent to make gengtype happy.
24597 * cfglayout.h (cfg_layout_function_footer,
24598 cfg_layout_function_header): Add GTY(()) marker.
24600 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24602 2007-01-18 Ben Elliston <bje@au.ibm.com>
24604 * genautomata.c (write_automata): Include xstrerror output in the
24605 error message if writing the DFA description file fails.
24607 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24609 * config/mips/mips-protos.h (mips_output_external): Make it
24611 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24612 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24613 (extern_list): Likewise.
24614 (extern_head): Likewise.
24615 (TARGET_ASM_FILE_END): Likewise.
24616 (mips_file_end): Likewise.
24617 (mips_output_external): Rewritten.
24619 2007-01-18 Ben Elliston <bje@au.ibm.com>
24621 * genpreds.c (write_insn_preds_c): Only write out the function
24622 body for regclass_for_constraint if we have register constraints.
24624 2007-01-17 Tom Tromey <tromey@redhat.com>
24626 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24627 * doc/install.texi (Testing): Use sourceware.org.
24628 (Binaries): Likewise.
24629 (Specific): Likewise.
24630 * doc/contrib.texi (Contributors): Use sourceware.org.
24632 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24634 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24635 (AVR_ENHANCED): Rename to ...
24636 (AVR_HAVE_MUL): ... new.
24637 (avr_enhanced_p): Rename to ...
24638 (avr_have_mul_p): ... new.
24639 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24640 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24641 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24642 (avr_have_mul_p): ... new.
24643 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24644 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24645 'avr_enhanced_p' and 'enhanced'.
24646 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24647 AVR_HAVE_MUL instead of AVR_ENHANCED.
24648 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24649 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24650 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24651 instead of AVR_ENHANCED.
24652 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24653 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24654 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24656 2007-01-17 Ian Lance Taylor <iant@google.com>
24658 * vec.h (VEC_reserve_exact): Define.
24659 (vec_gc_p_reserve_exact): Declare.
24660 (vec_gc_o_reserve_exact): Declare.
24661 (vec_heap_p_reserve_exact): Declare.
24662 (vec_heap_o_reserve_exact): Declare.
24663 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24665 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24666 negative parameter.
24667 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24668 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24669 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24670 * vec.c (calculate_allocation): Add exact parameter. Change all
24672 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24673 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24674 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24675 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24676 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24677 (vec_heap_p_reserve_exact): New function.
24678 (vec_heap_o_reserve_exact): New function.
24680 2007-01-17 Jan Hubicka <jh@suse.cz>
24682 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24684 2007-01-17 Eric Christopher <echristo@apple.com>
24686 * config.gcc: Support core2 processor.
24688 2007-01-16 Jan Hubicka <jh@suse.cz>
24690 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24691 the names, just unlink the chain so we don't crash on dangling
24695 2007-01-16 Jan Hubicka <jh@suse.cz>
24697 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24698 * tree-pass.h: Reorder to make IPA passes appear toegher.
24699 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24701 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24702 parameters, do not call early inliner.
24703 * ipa-inline.c: Update comments. Include tree-flow.h
24704 (cgraph_decide_inlining): Do not compute inlining parameters.
24705 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24706 be called with function context set up.
24707 (pass_ipa_inline): Remove unreachable functions before pass.
24708 (cgraph_early_inlining): Simplify assuming to be called from the
24710 (pass_early_inline): New pass.
24711 (cgraph_gate_ipa_early_inlining): New gate.
24712 (pass_ipa_early_inline): Turn into simple wrapper.
24713 (compute_inline_parameters): New function.
24714 (gate_inline_passes): New gate.
24715 (pass_inline_parameters): New pass.
24716 (apply_inline): Move here from tree-optimize.c
24717 (pass_apply_inline): New pass.
24718 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24720 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24721 doing them by hand.
24722 (tree_function_versioning): Do not allocate dummy struct function.
24723 * tree-inline.h (optimize_inline_calls): Update prototype.
24724 * tree-optimize.c (execute_fixup_cfg): Export.
24725 (pass_fixup_cfg): Remove
24726 (tree_rest_of_compilation): Do not apply inlines.
24727 * tree-flow.h (execute_fixup_cfg): Declare.
24728 * Makefile.in (gt-passes.c): New.
24729 * passes.c: Include gt-passes.h
24730 (init_optimization_passes): New passes.
24731 (nnodes, order): New static vars.
24732 (do_per_function_toporder): New function.
24733 (execute_one_pass): Dump current pass here.
24734 (execute_ipa_pass_list): Don't dump current pass here.
24736 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24738 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24739 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24741 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24743 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24744 (strong_alias): Define.
24745 (__gcc_qmul): Provide non-FMA for soft-float.
24746 (__gcc_qdiv): Same.
24751 (__gcc_qunord): New.
24761 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24762 soft-float functions.
24763 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24764 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24765 about long double soft float.
24767 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24768 Tehila Meyzels <tehila@il.ibm.com>
24770 * tree-vectorizer.h (is_pattern_stmt_p): New.
24771 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24772 formatting (tabs instead of spaces). Cleanup and clarify setting
24773 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24774 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24775 (vectorizable_type_demotion): Check that types are integral.
24776 (vectorizable_type_promotion): Likewise.
24777 (vectorizable_store): Fix typo. Eliminate new-line at end of
24780 2007-01-16 Jan Hubicka <jh@suse.cz>
24782 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24785 2007-01-15 Eric Christopher <echristo@apple.com>
24787 * ifcvt.c: Include vec.h, vecprim.h.
24788 (check_cond_move_block): New argument regs.
24789 Reorganize. Add registers used to regs.
24790 (cond_move_process_if_block): Use regs set above as
24793 2007-01-15 Eric Christopher <echristo@apple.com>
24795 * config/darwin.h: Update copyright.
24796 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24797 (LINK_COMMAND_SPEC): Add -u.
24798 (LINK_SPEC): Fix umbrella for above.
24800 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24802 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24805 2007-01-15 Tom Tromey <tromey@redhat.com>
24807 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24808 * doc/install.texi (Testing): Don't mention jacks.
24809 (Configuration): Document --enable-java-maintainer-mode. Move
24810 --with-java-home to libgcj-specific section. Document
24812 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24814 2007-01-15 Jan Hubicka <jh@suse.cz>
24816 * tree-ssa-dce.c (DCE_TODOs): New.
24817 (propagate_necessity): Return if something changed.
24818 (eliminate_unnecessary_stmts): Likewise.
24819 (perform_tree_ssa_dce): Return TODO flags when needed.
24820 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24822 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24824 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24825 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24826 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24827 patterns using X87MODEF12 mode macro. Extend operand 1
24828 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24829 (log10<mode>2): Ditto.
24830 (log2<mode>2): Ditto.
24831 (log1p<mode>2): Ditto.
24832 (logb<mode>2): Ditto.
24833 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24834 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24835 (*fxtractxf3_i387): Rename from *fxtractxf3.
24836 (fxtract_extend<mode>xf3_i387): New insn pattern.
24837 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24838 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24839 and gen_fyl2xxf3_i387().
24841 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24843 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24844 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24845 get_loop_exit_edges. Changed return type to bool.
24846 * cfgloop.h (fix_loop_placement): Declaration removed.
24848 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24850 * param.h (MIN_VECT_LOOP_BOUND): New.
24851 * params.def (MIN_VECT_LOOP_BOUND): New.
24852 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24853 argument - minimum threshold for number of iterations.
24854 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24855 argument to declaration.
24856 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24857 MIN_VECT_LOOP_BOUND.
24858 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24859 slpeel_tree_peel_loop_to_edge with additional argument.
24860 (vect_do_peeling_for_alignment): Likewise.
24861 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24863 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24866 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24867 operands of size 1.
24869 2007-01-14 Jan Hubicka <jh@suse.cz>
24871 * tree-dfa.c (remove_referenced_var): New function.
24872 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24873 prune referenced vars list too.
24874 * tree-flow.h (remove_referenced_var): Declare.
24876 2007-01-14 Jan Hubicka <jh@suse.cz>
24878 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24880 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24881 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24882 * except.h (verify_eh_throw_table_statements): Kill prototype.
24883 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24884 into call exrepssions.
24885 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24887 * tree-cfg.c: Include pointer-set.h.
24888 (verify_node_sharing): Work on pointer set.
24889 (verify_eh_throw_stmt_node): New.
24890 (verify_stmts): Use pointers sets, verify throw_stmt.
24892 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24894 * ipa-reference.c (analyze_function): Consider also addresses taken
24897 2007-01-12 Roger Sayle <roger@eyesopen.com>
24899 * c-typeck.c (null_pointer_constant_p): Replace use of
24900 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24901 (build_c_cast): Likewise.
24903 2007-01-12 Roger Sayle <roger@eyesopen.com>
24905 * tree.h (force_fit_type_double): Remove unused final argument.
24906 * c-common.c (constant_expression_warning): Replace use of
24907 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24908 (convert_and_check): Likewise.
24909 (shorten_compare): Update call to force_fit_type_double.
24910 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24911 * convert.c (convert_to_pointer): Update call to
24912 force_fit_type_double.
24913 * fold-const.c (force_fit_type_double): Remove overflowed_const
24915 (int_const_binop, fold_convert_const_int_from_int,
24916 fold_convert_const_int_from_real, fold_div_compare,
24917 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24918 fold_abs_const, fold_not_const): Remove the final argument from
24919 calls to force_fit_type_double.
24921 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24923 * configure.ac: Set insn to "nop" for spu-*-* also.
24924 * configure: Regenerate.
24926 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24928 * builtins.def : Add BUILT_IN_FREE.
24930 2007-01-12 Jan Hubicka <jh@suse.cz>
24932 PR tree-optimization/30443
24933 * tree-inline.c (tree_function_versioning): Do not optimize when
24934 cloning for inlining.
24936 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24938 * doc/loop.texi: Document recording of loop exits.
24939 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24940 (update_single_exits_after_duplication,
24941 update_single_exit_for_duplicated_loop,
24942 update_single_exit_for_duplicated_loops): Removed.
24943 (duplicate_loop_to_header_edge): Do not call
24944 update_single_exits_after_duplication and
24945 update_single_exit_for_duplicated_loops.
24946 (loop_version): Do not update single_exit information.
24947 (fix_loop_structure): Use record_loop_exits instead of
24948 mark_single_exit_loops.
24949 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24950 the lists of loop exits.
24951 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24952 split_edge, merge_blocks): Update the lists of loop exits.
24953 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24954 loop_optimizer_init.
24955 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24956 of mark_single_exit_loops.
24957 (loop_optimizer_finalize): Call release_recorded_exits.
24958 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24959 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24960 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24961 update single exit information.
24962 * lambda-code.c (perfect_nestify): Ditto.
24963 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24964 (mark_single_exit_loops): Removed.
24965 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24966 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24967 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24969 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24970 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24971 (verify_loop_structure): Verify consistency of the exit lists.
24972 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24973 (set_single_exit): Removed.
24974 * cfgloop.h (struct loop_exit): New function.
24975 (struct loop): single_exit_ field replaced by exits field.
24976 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24977 LOOPS_HAVE_RECORDED_EXITS.
24978 (struct loops): Added exits hash.
24979 (mark_single_exit_loops, set_single_exit): Declaration removed.
24980 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24982 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24984 * doc/invoke.texi: Avoid use of @headitem.
24986 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24988 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24990 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24992 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24995 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24996 Richard Sandiford <richard@codesourcery.com>
24998 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24999 * config/m68k/m68k.opt: Resort options.
25000 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25002 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25003 Richard Sandiford <richard@codesourcery.com>
25005 * doc/invoke.texi: Document the macros that are defined by
25006 m68k's -mtune and -mhard-float options.
25007 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25008 (m68k_cpp_cpu_family): Likewise.
25009 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25010 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25011 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25012 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25013 (m68k_cpp_cpu_family): Likewise.
25015 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25017 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25018 macros besides mc68000 as tuning macros. Use a switch statement
25019 to set them and mcpu32.
25021 2007-01-12 Julian Brown <julian@codesourcery.com>
25023 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25024 (TARGET_68040_ONLY): Rename to...
25025 (TARGET_68040): ...this.
25026 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25027 * config/m68k/m68k.md: Likewise.
25029 2007-01-12 Julian Brown <julian@codesourcery.com>
25030 Nathan Sidwell <nathan@codesourcery.com>
25031 Richard Sandiford <richard@codesourcery.com>
25033 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25034 the -mcpu= argument associated with the --with-cpu setting.
25035 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25036 if different from the one implied by the -mcpu setting.
25037 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25038 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25039 * doc/invoke.texi: Mention ColdFire in the introduction to the
25040 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25041 -mno-div and -mhard-float options. Make -m68881 a synonym for
25042 -mhard-float. Document the previously-undocumented -m5206e,
25043 -m528x, -m5307 and -m5407 options. Tweak the existing option
25044 documentation for consistency.
25045 * doc/install.texi: Mention new --with-cpu arguments.
25046 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25047 default CPU if neither -mcpu nor -march are specified.
25048 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25049 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25050 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25051 using m68k_tune to decide between families that implement the
25052 same ISA. Use m68k_tune to set __mcfv4e__.
25053 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25054 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25055 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25056 (FL_ISA_C, FL_ISA_MMU): New macros.
25057 (MASK_COLDFIRE): Delete.
25058 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25059 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25060 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25061 (TARGET_HARD_FLOAT): Do not define here.
25062 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25063 (TUNE_68000): New macro.
25064 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25065 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25066 (TUNE_CFV2): Redefine in terms of m68k_tune.
25067 (uarch_type, target_device, fpu_type): New enums.
25068 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25069 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25070 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25071 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25072 (FL_FOR_isa_c): New macros.
25073 (m68k_isa): New enum.
25074 (m68k_target_selection): New structure.
25075 (all_devices, all_isas, all_microarchs): New tables.
25076 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25077 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25078 (MASK_ALL_CPU_BITS): Delete.
25079 (m68k_find_selection): New function.
25080 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25081 Map the legacy target options to a combination of the new ones.
25082 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25083 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25084 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25086 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25087 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25089 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25090 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25091 * config/m68k/m68k-devices.def: New file.
25093 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25094 Nathan Sidwell <nathan@codesourcery.com>
25096 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25097 (SUBTARGET_EXTRA_SPECS): New macros.
25098 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25099 use %(asm_cpu_spec) instead.
25100 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25101 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25102 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25103 (EXTRA_SPECS): Rename to...
25104 (SUBTARGET_EXTRA_SPECS): ...this.
25106 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25107 Richard Sandiford <richard@codesourcery.com>
25108 Julian Brown <julian@codesourcery.com>
25110 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25111 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25112 to the configuration's default CPU.
25113 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25114 Remove default masks.
25115 (m680[012]0-*-*): Set the default with_cpu to the first part of
25117 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25118 (m68k*-*-linux): Extend the --with-cpu handling to...
25119 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25120 and m68010. Don't set target_cpu_default2.
25121 * doc/install.texi: Document --with-cpu for m68k.
25122 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25123 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25124 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25125 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25126 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25127 (ASM_SPEC): Remove use of %(asm_cpu_default).
25128 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25129 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25130 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25131 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25132 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25133 (TARGET_DEFAULT): Delete.
25134 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25135 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25136 (CPP_CPU_SPEC): Delete.
25137 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25138 the appropriate string.
25139 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25140 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25141 (ASM_SPEC): Don't use %(asm_default_spec).
25142 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25143 TARGET_DEFAULT and add MASK_68881.
25144 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25146 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25148 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25149 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25150 MASK_68010 alongside MASK_68020.
25151 * doc/invoke.texi: Document -m68010.
25152 * config/m68k/m68k.opt (m68010): New.
25153 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25155 (TUNE_68010): New macro.
25156 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25157 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25158 (M68K_CPU_m68332): Add MASK_68010.
25159 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25160 fallback definition.
25161 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25163 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25164 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25165 to all entries that use MASK_68020.
25166 (output_move_simode_const, output_move_himode, output_move_qimode)
25167 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25168 instead of TARGET_68020 to select clr behavior. Remove comment
25169 about there being no TARGET_68010.
25170 * config/m68k/m68k.md: Likewise throughout.
25172 2007-01-12 Julian Brown <julian@codesourcery.com>
25174 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25175 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25176 * config/m68k/m68k.md: Likewise.
25178 2007-01-12 Julian Brown <julian@codesourcery.com>
25180 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25181 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25183 2007-01-12 Julian Brown <julian@codesourcery.com>
25185 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25186 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25187 * config/m68k/m68k.md: Likewise.
25189 2007-01-12 Julian Brown <julian@codesourcery.com>
25190 Richard Sandiford <richard@codesourcery.com>
25192 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25193 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25194 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25196 (TARGET_CPU32): Rename to...
25197 (TUNE_CPU32): ...this.
25198 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25199 (TUNE_CFV2): New macros.
25200 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25201 remove conditions that are implied by TARGET_68020.
25202 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25203 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25204 (m68k_output_function_epilogue): Likewise.
25205 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25206 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25207 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25208 non-68000 timings. Refactor multiplication and division costs.
25209 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25210 TUNE_CPU32 instead of TARGET_CPU32.
25211 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25212 and TUNE_68060 instead of TARGET_68060.
25213 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25214 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25216 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25217 && !TARGET_COLDFIRE" to choose between moveq and clr.
25218 Likewise in the unnamed movsf pattern.
25219 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25220 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25223 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25225 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25226 of tabbing before backslashes.
25228 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25230 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25231 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25232 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25234 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25236 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25237 find_interesting_uses_cond.
25238 (find_interesting_uses_cond): Use extract_cond_operands.
25239 (rewrite_use_compare): Use extract_cond_operands and
25240 force_gimple_operand_bsi. Do not call update_stmt.
25241 (determine_use_iv_cost_condition): Use extract_cond_operands.
25242 Return cheaper of using original bound and changing the exit bound.
25244 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25246 PR tree-optimization/29516
25247 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25248 most_expensive_mult_to_index, addr_to_parts,
25249 create_mem_ref, maybe_fold_tmr): Make the type of
25250 fields of TARGET_MEM_REF sizetype.
25251 (move_fixed_address_to_symbol, move_pointer_to_base):
25253 * tree.def (TARGET_MEM_REF): Add comment on types of
25256 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25258 * c-common.c (vector_types_convertible_p): Treat opaque types as
25259 always convertible if they have the same size, but not otherwise.
25261 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25263 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25264 Remove the b_unconditional field.
25265 (noce_try_sign_mask): Do not look at b_unconditional.
25266 (noce_process_if_block): Do not use merge_if_blocks. Update
25267 the CFG here. Do not set b_unconditional.
25268 (cond_move_process_if_block): Likewise.
25269 (find_cond_trap): Likewise.
25270 (check_cond_move_block): Require simple jump insns at the end
25271 of the basic block.
25273 2007-01-11 Jan Hubicka <jh@suse.cz>
25275 PR tree-optimization/1046
25276 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25277 when alias info is not ready.
25278 (pass_tail_recursion): Do not require aliasing.
25279 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25280 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25281 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25282 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25283 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25284 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25285 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25287 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25288 When aliasing is not build, mark statement as volatile.
25290 2007-01-11 Tom Tromey <tromey@redhat.com>
25292 PR preprocessor/15185, PR preprocessor/20989:
25293 * doc/cppopts.texi <-MT>: Update description of algorithm for
25294 computing default target.
25295 <-M, -MD>: Reword "basename" text.
25297 2007-01-11 Roger Sayle <roger@eyesopen.com>
25299 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25300 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25301 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25302 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25303 fold_builtin_bswap, real_constp, fold_builtin_pow,
25304 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25305 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25306 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25307 * convert.c (convert_to_pointer): Likewise.
25308 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25309 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25310 const_binop, fold_convert_const_int_from_int,
25311 fold_convert_const_int_from_real,
25312 fold_convert_const_real_from_real, sign_bit_p,
25313 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25314 fold_sign_changed_comparison, fold_unary, fold_comparison,
25315 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25316 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25317 * print-tree.c (print_node_brief, print_node): Likewise.
25318 * stor-layout.c (place_field, layout_type): Likewise.
25319 * tree-chrec.c (keep_cast): Likewise.
25320 * tree.c (build_vector, build_real, build_real_from_int_cst,
25321 build_complex): Likewise.
25323 2007-01-11 Roger Sayle <roger@eyesopen.com>
25325 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25326 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25328 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25330 * configure.ac (strict1_warn): Rename to strict_warn.
25331 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25332 cc_set_by_configure, quoted_cc_set_by_configure,
25333 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25334 all_boot_languages, all_stagestuff): Remove.
25335 (target_list): Remove bootstrap targets.
25336 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25337 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25338 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25339 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25340 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25341 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25342 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25343 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25344 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25345 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25346 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25347 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25348 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25349 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25350 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25351 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25352 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25353 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25354 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25355 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25356 (mostlyclean): Adjust.
25357 (clean, distclean): Don't mention bootstrap stuff.
25358 * configure: Regenerate.
25359 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25360 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25361 treelang/config-lang.in (stagestuff): Remove.
25362 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25363 stageprofile, stagefeedback, stagestuff): Remove mention.
25365 2007-01-11 Nick Clifton <nickc@redhat.com>
25367 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25369 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25370 (mcore_arith_K_S_operand): Run the test for the S constraint not
25371 the test for the M constraint.
25372 (mcore_addsub_operand): Do not accept integer values that are
25373 larger than 32 bits.
25374 * config/mcore/mcore.md: Remove unused constraints from split.
25375 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25376 (addsi3): Likewise.
25377 (allocate_stack): Likewise.
25378 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25379 operands to 32 bits.
25380 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25382 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25383 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25384 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25385 mcore_output_bclri, mcore_output_andn, output_inline_const,
25386 mcore_output_move, mcore_output_movedouble): Likewise.
25387 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25388 (output_inline_const): Likewise.
25389 (output_inline_const): Fix format strings used in sprintf
25391 * config/mcore/mcore-protos.h: Update prototypes for changed
25392 functions in mcore.c.
25393 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25394 HOST_WIDE_INT and not int.
25395 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25396 CONST_OK_FOR_N): Likewise.
25397 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25398 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25401 2007-01-10 Jan Hubicka <jh@suse.cz>
25403 * tree-vrp.c (remove_range_assertions): Release defs.
25404 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25405 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25407 2007-01-10 Paul Brook <paul@codesourcery.com>
25409 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25410 * config/arm/arm.md (mulsi3subsi): New insn.
25412 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25414 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25415 (tree_transform_and_unroll_loop): New.
25416 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25419 2007-01-10 Robert Kennedy <jimbob@google.com>
25421 * fold-const.c (fold_comparison): Fold comparisons like (x *
25422 1000 < 0) to (x < 0).
25424 2007-01-10 Ian Lance Taylor <iant@google.com>
25426 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25427 operands have the same priority.
25429 2007-01-10 Tom Tromey <tromey@redhat.com>
25431 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25432 (fold_binary): Likewise.
25433 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25434 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25435 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25436 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25437 * langhooks.h (struct lang_hooks): Removed field
25438 'can_use_bit_fields_p'.
25440 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25442 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25444 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25446 * function.c (get_last_funcdef_no): New function.
25447 * function.h (get_last_funcdef_no): Declare.
25448 * tree-inline.c (initialize_cfun): Add initialization.
25449 (tree_function_versioning): Cleanup.
25451 2007-01-10 Jan Hubicka <jh@suse.cz>
25453 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25456 2007-01-10 Sa Liu <saliu@de.ibm.com>
25457 Ben Elliston <bje@au.ibm.com>
25459 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25460 for SAVE_NONLOCAL and Pmode for any other save level.
25461 * spu-protos.h (spu_restore_stack_block): Declare.
25462 * spu.md (save_stack_block): Remove.
25463 (restore_stack_block): Call spu_restore_stack_block.
25464 * spu.c (spu_restore_stack_block): New function.
25465 (spu_expand_epilogue): Remove old comment.
25467 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25469 PR tree-optimization/30322
25470 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25471 (cand_value_at): Return the value as aff_tree.
25472 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25473 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25474 aff_combination_mult): New functions.
25475 (aff_combination_add): Use aff_combination_add_cst.
25476 (aff_combination_convert): Allow conversions to a wider type.
25477 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25478 * tree-affine.h (aff_combination_mult): Declare.
25480 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25482 * doc/tm.texi: Update documentation to reflect reality of exec
25483 and start file search behaviours. Update copyright year.
25484 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25485 header file directories.
25487 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25489 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25490 (*cosxf2): Rename to cosxf2_i387.
25491 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25492 using X87MODEF12 mode macro. Rename patterns to
25493 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25495 (*cosdf2, *cossf2): Ditto.
25496 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25497 to match extended input operands.
25498 (sincos<mode>3): New expander.
25499 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25500 insn patterns and corresponding splitters.
25502 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25504 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25505 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25507 2007-01-09 Nicolas Pitre <nico@cam.org>
25510 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25512 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25514 * target.h (struct gcc_target): New field library_rtti_comdat.
25515 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25516 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25517 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25518 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25520 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25522 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25524 2007-01-08 Richard Guenther <rguenther@suse.de>
25526 * tree.h (force_fit_type_double): Export.
25527 (force_fit_type): Remove.
25528 * fold-const.c (force_fit_type_double): New function.
25529 (force_fit_type): Remove.
25530 (int_const_binop): Use it.
25531 (fold_convert_const_int_from_int): Likewise.
25532 (fold_convert_const_int_from_real): Likewise.
25533 (fold_div_compare): Likewise.
25534 (fold_sign_changed_comparison): Likewise.
25535 (fold_unary): Likewise.
25536 (fold_negate_const): Likewise.
25537 (fold_abs_const): Likewise.
25538 (fold_not_const): Likewise.
25539 * c-common.c (shorten_compare): Use force_fit_type_double.
25540 * convert.c (convert_to_pointer): Likewise.
25542 2007-01-08 Richard Guenther <rguenther@suse.de>
25544 * tree.h (build_int_cst_wide_type): Export.
25545 * tree.c (build_int_cst_wide_type): New function.
25546 (build_int_cst_wide): Fix comment.
25547 * builtins.c (fold_builtin_object_size): Use build_int_cst
25548 to build -1 or 0 of the correct type. Use fit_double_type
25549 to check for overflow.
25550 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25552 (decode_field_reference): Likewise.
25553 (all_ones_mask_p): Likewise.
25554 (native_interpret_int): Use build_int_cst_wide_type.
25555 (fold_binary): Use build_int_cst_type to build an all-ones
25557 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25559 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25561 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25563 2007-01-09 Ben Elliston <bje@au.ibm.com>
25565 * genautomata.c (STATS_OPTION): New option.
25566 (stats_flag): New flag.
25567 (gen_automata_option): Handle it.
25568 (initiate_automaton_gen): Ditto.
25569 (write_automata): Output statistics only if stats_flag is
25570 set. Likewise, output time statistics only if time_flag is set.
25571 * doc/md.texi (Processor pipeline description): Document new flag.
25573 2007-01-08 Richard Guenther <rguenther@suse.de>
25575 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25576 * tree.c (build_int_cst_type): Likewise.
25577 (size_in_bytes): Don't call force_fit_type on the result.
25578 (int_fits_type_p): Use fit_double_type.
25579 * fold-const.c (fit_double_type): New function.
25580 (force_fit_type): Use it.
25581 * tree.h (fit_double_type): Export.
25583 2007-01-08 Jan Hubicka <jh@suse.cz>
25585 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25586 * ipa.c (function_and_variable_visibility): Fix return type.
25588 2007-01-08 Richard Guenther <rguenther@suse.de>
25590 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25591 of offset to build the index.
25592 * tree-pretty-print.c (dump_generic_node): Don't build negated
25593 const just for printing.
25594 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25595 * builtins.c (fold_builtin_int_roundingfn): Check if result
25596 fits the type by using force_fit_type and comparing the result.
25597 * predict.c (predict_loops): Use compare_tree_int for comparison.
25598 * tree.c (build_int_cst): Fall back to integer_type_node for
25600 (build_int_cst_wide): Assert type is non-null.
25602 2007-01-08 Roberto Costa <roberto.costa@st.com>
25604 * tree-vrp.c (extract_range_from_cond_expr): New.
25605 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25606 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25608 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25609 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25610 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25611 used as expressions.
25612 * tree-object-size.c (cond_expr_object_size): New.
25613 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25615 2007-01-08 Jan Hubicka <jh@suse.cz>
25617 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25618 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25621 2007-01-08 Richard Guenther <rguenther@suse.de>
25623 PR tree-optimization/23603
25624 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25625 (extract_range_from_binary): Fall back to truthvalue instead of
25626 varying for TRUTH_*_EXPR.
25627 (extract_range_from_comparison): Fall back to truthvalue instead of
25629 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25630 if all visited PHI values were constant.
25632 2007-01-08 Jan Hubicka <jh@suse.cz>
25634 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25635 (cgraph_analyze_function): break out from ...
25636 (cgraph_finalize_compilation_unit): ... here.
25637 (cgraph_expand_function): Remove forgoten commented out line.
25638 (cgraph_optimize): Analyze functions.
25640 2007-01-08 Jan Hubicka <jh@suse.cz>
25642 * tree-pas.h (TODO_remove_function): New flag.
25643 (TODO_update*): Renumber.
25644 (pass_ipa_increase_alignment,
25645 pass_ipa_function_and_variable_visibility): New passes.
25646 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25647 (cgraph_function_and_variable_visibility): Move to ipa.c
25648 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25649 cgraph_increase_alignment.
25650 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25651 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25652 calling tree-inline.
25653 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25654 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25655 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25656 (gate_increase_alignment): New function.
25657 (pass_ipa_increase_alignment): New pass.
25658 * ipa.c: Inline tree-pass.h and timevar.h
25659 (function_and_variable_visibility): Move here from cgraphunit.c
25660 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25661 * passes.c (init_optimization_passes): Add the two new passes.
25662 (execute_todo): Handle cgraph_remove_functions.
25664 2007-01-08 Nick Clifton <nickc@redhat.com>
25666 * config/frv/predicates.md (reg_or_0_operand): Accept
25669 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25671 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25672 * config.gcc: Add bfin*-rtems*.
25674 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25676 * c.opt: Add -flax-vector-conversions.
25677 * c-typeck.c (convert_for_assignment): Pass flag to
25678 vector_types_convertible_p to allow emission of note.
25679 (digest_init): Likewise.
25680 * c-opts.c: Handle -flax-vector-conversions.
25681 * c-common.c (flag_lax_vector_conversions): New.
25682 (vector_types_convertible_p): Unless -flax-vector conversions
25683 has been passed, disallow conversions between vectors with
25684 differing numbers of subparts and/or element types. If such
25685 a conversion is disallowed, possibly emit a note on the first
25686 occasion only to inform the user of -flax-vector-conversions.
25687 The new last argument specifies this.
25688 * c-common.h (flag_lax_vector_conversions): New.
25689 (vector_types_convertible_p): Add extra argument.
25690 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25691 char_type_node for V*QI type vectors.
25692 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25693 Update to satisfy new typechecking rules.
25694 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25695 C and C++ variants.
25696 * doc/invoke.texi (C Dialect Options): Document
25697 -flax-vector-conversions.
25699 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25701 PR tree-optimization/29877
25702 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25703 a register variable on the RHS to not be replaceable.
25705 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25706 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25707 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25708 const_simm15, const_pow2, const_npow2): Added.
25709 * config/score/misc.md (insv, extv, extzv, movmemsi,
25710 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25711 * config/score/score.c (score_address_cost, score_select_cc_mode):
25713 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25714 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25715 Update score_print_operand.
25716 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25717 Adjust register allocate order and update some macro define.
25718 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25719 mdx_block_move_straight, mdx_block_move_loop_head,
25720 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25721 mdx_block_move_loop, mdx_block_move): Added.
25722 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25723 mdp_limm): Updated and fix some bug and typo.
25724 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25725 (movsf, movdf, doloop_end): Added.
25727 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25729 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25730 config/arm/thumb2.md: Fix comment typos.
25731 * doc/extend.texi: Fix a typo.
25733 2007-01-07 Eric Christopher <echristo@apple.com>
25735 * configure.ac: Check for __stack_chk_fail for darwin.
25736 * configure: Regenerate.
25738 2007-01-07 Richard Guenther <rguenther@suse.de>
25740 * tree-vrp.c (extract_range_from_assert): CSE calls to
25741 compare_values where possible.
25742 (extract_range_from_unary_expr): Likewise.
25744 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25746 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25747 * config/avr/avr.c (call_insn_operand): Delete function.
25748 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25749 instead of register number. Use predicates.
25750 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25751 call_insn_operand): Add.
25753 2007-01-06 Jan Hubicka <jh@suse.cz>
25755 * tree-pass.h (pass_build_cgraph_edges): Declare.
25756 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25757 (visited_nodes): Remove.
25758 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25759 build_cgrpah_edges; make visited_nodes local.
25760 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25761 (record_references_in_initializer): Move to cgraphbuild.c
25762 (initialize_inline_failed, rebuild_cgraph_edges,
25763 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25764 (verify_cgraph_node): Make visited_nodes local.
25765 (cgraph_analyze_function): Do not call cgraph_create_edges and
25766 initialize_inline_failed.
25767 (cgraph_expand_function): Do not call cgraph_lower_function;
25768 assert that function is already lowered.
25769 * Makefile.in (cgraphbuild.o): New.
25770 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25771 at the end of lowering passes.
25773 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25775 * ifcvt.c (cond_move_convert_if_block): New function, code
25776 factored out from...
25777 (cond_move_process_if_block): ...here. Call the new function
25778 on the THEN and ELSE blocks.
25779 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25780 already takes care of this.
25782 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25785 * tree.h (TREE_OVERFLOW_P): New.
25786 * c-typeck.c (parser_build_unary_op): Warn only if result
25787 overflowed and operands did not.
25788 (parser_build_binary_op): Likewise.
25789 (convert_for_assignment): Remove redundant overflow_warning.
25790 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25792 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25794 * c-typeck.c (store_init_value): Split over two lines to follow
25795 the GNU coding style.
25797 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25799 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25800 __GXX_EXPERIMENTAL_CXX0X__.
25801 * doc/cpp.texi: Same.
25803 2007-01-05 Richard Guenther <rguenther@suse.de>
25805 PR middle-end/27826
25806 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25807 with mismatched types. Instead explicitly build a
25808 conversion NOP_EXPR.
25810 2007-01-05 Ian Lance Taylor <iant@google.com>
25812 * c-common.c (decl_with_nonnull_addr_p): New function.
25813 (c_common_truthvalue_conversion): Call it.
25814 * c-typeck.c (build_binary_op): Likewise.
25815 * c-common.h (decl_with_nonnull_addr_p): Declare.
25817 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25820 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25823 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25825 * doc/install.texi (Final install): Document the fact that
25826 the GNAT runtime should not be stripped.
25828 2007-01-04 Jan Hubicka <jh@suse.cz>
25830 * tree-inline.c (fold_marked_statements): Update operand caches
25831 and EH after folding
25833 2007-01-04 Ian Lance Taylor <iant@google.com>
25835 * c-common.c (check_function_nonnull): Whitespace fix.
25837 2007-01-04 Jan Hubicka <jh@suse.cz>
25839 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25840 comitted older version of patch.
25841 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25842 function, celanup cfg and collect garbage.
25844 2007-01-04 Mike Stump <mrs@apple.com>
25846 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25849 2007-01-04 Eric Christopher <echristo@apple.com>
25851 * libgcc2.c (__bswapsi2): Use SItype.
25852 (__bswapdi2): Use DItype.
25853 * libgcc2.h: Update for above.
25855 2007-01-04 Paul Brook <paul@codesourcery.com>
25857 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25858 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25859 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25860 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25861 umulsi3_highpart): Make conditional on !arm_arch6.
25862 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25863 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25864 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25865 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25866 umulsi3_highpart_v6): New insns.
25868 2007-01-04 Roger Sayle <roger@eyesopen.com>
25870 * fold-const.c (fold_convert): When casting an expression to void,
25871 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25872 have a type. Instead of attempting to build a NOP_EXPR, return
25873 these "special" trees directly.
25875 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25877 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25878 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25879 rs6000_cost->fp not 0 as adjustment for outer NEG.
25881 2007-01-04 Jan Hubicka <jh@suse.cz>
25883 * cgraph.c (cgraph_release_function_body): New function.
25884 (cgraph_remove_node): Use it.
25885 * cgraph.h (cgraph_release_function_body): Declare.
25886 * cgraphunit.c (cgraph_expand_function): Use it.
25887 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25888 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25889 is initialized and while compilation of other function is running.
25890 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25891 statement CFG annotations from here to ...
25892 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25894 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25896 * cfgloop.h (enum li_flags): Make the constants powers of two.
25898 2007-01-04 Jan Hubicka <jh@suse.cz>
25900 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25902 (fold_marked_statements): New function.
25903 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25904 * tree-inline.h (copy_body_data): Add statements_to_fold.
25906 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25908 * config.gcc: Mention libgcc/config.host.
25909 * Makefile.in: Update comments mentioning libgcc.
25910 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25911 (all.cross, start.encap, rest.encap, rest.cross): Update
25912 dependencies for libgcc move.
25913 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25914 (clean-target, clean-target-libgcc): Delete.
25915 (srcdirify, GCC_EXTRA_PARTS): New macros.
25916 (libgcc-support, libgcc.mvars): New rules.
25917 (distclean): Remove mention of mklibgcc.
25918 (install): Don't reference INSTALL_LIBGCC.
25919 (install-common): Don't reference EXTRA_PARTS.
25920 (install-libgcc, install-multilib): Delete rules.
25921 * mklibgcc.in: Delete file.
25922 * doc/configfiles.texi: Don't mention mklibgcc.
25924 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25925 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25926 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25927 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25928 (mklibgcc, ldblspecs): Likewise.
25930 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25931 (posixpre.def): Use $(T).
25932 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25933 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25934 (SHLIB_LINK): Make dummy.
25935 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25937 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25939 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25940 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25941 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25942 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25944 * configure.ac (all_outputs): Remove mklibgcc.
25945 * configure: Regenerated.
25947 2007-01-03 Josh Conner <jconner@apple.com>
25949 PR middle-end/29683
25950 * calls.c (compute_argument_addresses): Set stack and stack_slot
25951 for partial args, too.
25952 (store_one_arg): Use locate.size.constant for the size when
25953 generating a save_area.
25955 2007-01-03 Robert Kennedy <jimbob@google.com>
25957 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25958 whose definitions are deleted due to basic block merging.
25960 2007-01-03 Paul Brook <paul@codesourcery.com>
25963 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25965 (use_return_insn): Return 0 for Thumb interrupt functions.
25966 (print_multi_reg): Add rfe argument for IRQ returns.
25967 (arm_output_epilogue): Pop interrupt return address directly into PC.
25968 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25970 2007-01-03 Paul Brook <paul@codesourcery.com>
25972 Merge from sourcerygxx-4_1.
25973 * config/arm/thumb2.md: New file.
25974 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25976 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25977 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25978 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25979 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25981 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25982 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25984 * config/arm/ieee754-sf.S: Ditto.
25985 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25986 (thumb1_base_register_rtx_p): ... to this.
25987 (thumb_index_register_rtx_p): Rename...
25988 (thumb1_index_register_rtx_p): ... to this.
25989 (thumb_output_function_prologue): Rename...
25990 (thumb1_output_function_prologue): ... to this.
25991 (thumb_legitimate_address_p): Rename...
25992 (thumb1_legitimate_address_p): ... to this.
25993 (thumb_rtx_costs): Rename...
25994 (thumb1_rtx_costs): ... to this.
25995 (thumb_compute_save_reg_mask): Rename...
25996 (thumb1_compute_save_reg_mask): ... to this.
25997 (thumb_final_prescan_insn): Rename...
25998 (thumb1_final_prescan_insn): ... to this.
25999 (thumb_expand_epilogue): Rename...
26000 (thumb1_expand_epilogue): ... to this.
26001 (arm_unwind_emit_stm): Rename...
26002 (arm_unwind_emit_sequence): ... to this.
26003 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26004 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26005 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26006 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26007 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26008 thumb2_output_casesi): New functions.
26009 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26010 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26011 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26012 THUMB2_WORK_REGS): Define.
26013 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26014 arm_condexec_mask, arm_condexec_masklen)): New variables.
26015 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26016 (arm_override_options): Check new CPU capabilities.
26017 Set new architecture flag variables.
26018 (arm_isr_value): Handle v7m interrupt functions.
26019 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26021 (const_ok_for_arm): Handle Thumb-2 constants.
26022 (arm_gen_constant): Ditto. Use movw when available.
26023 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26025 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26026 (thumb_find_work_register, arm_load_pic_register,
26027 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26028 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26029 print_multi_reg, output_mov_long_double_fpa_from_arm,
26030 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26031 output_mov_double_fpa_from_arm, output_move_double,
26032 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26033 output_return_instruction, arm_output_function_prologue,
26034 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26035 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26036 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26037 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26038 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26039 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26041 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26042 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26043 (arm_file_start): Output directive for unified syntax.
26044 (arm_unwind_emit_set): Handle stack alignment instruction.
26045 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26046 Add v6t2, v7, v7a, v7r and v7m.
26047 (RETLDM): Add Thumb-2 code.
26048 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26049 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26050 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26051 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26052 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26053 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26054 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26055 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26056 ADJUST_INSN_LENGTH): Define.
26057 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26058 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26059 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26060 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26061 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26062 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26063 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26064 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26065 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26066 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26067 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26068 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26069 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26070 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26071 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26072 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26073 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26075 * config/arm/arm-tune.md: Regenerate.
26076 * config/arm/arm-protos.h: Update prototypes.
26077 * config/arm/vfp.md: Enable patterns for Thumb-2.
26078 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26079 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26080 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26081 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26082 * config/arm/libunwind.S: Add Thumb-2 code.
26083 * config/arm/constraints.md: Update include Thumb-2.
26084 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26085 * config/arm/ieee754-df.S: Ditto.
26086 * config/arm/bpabi.S: Ditto.
26087 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26088 * config/arm/predicates.md (low_register_operand,
26089 low_reg_or_int_operand, thumb_16bit_operator): New.
26090 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26091 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26092 * config/arm/t-arm-elf: Add armv7 multilib.
26093 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26095 (UNSPEC_STACK_ALIGN, ce_count): New.
26096 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26097 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26099 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26100 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26101 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26102 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26103 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26104 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26106 * doc/extend.texi: Document ARMv7-M interrupt functions.
26107 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26109 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26111 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26112 (struct _Unwind_Context): Rename args_size to flags, remove
26113 signal_frame field, add a new args_size field and version field.
26114 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26115 _Unwind_IsExtendedContext): New inline functions.
26116 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26117 Assume by_value array is only present if _Unwind_IsExtendedContext.
26118 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26119 _Unwind_IsSignalFrame.
26120 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26121 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26122 (uw_init_context_1): Initialize context->flags to
26123 EXTENDED_CONTEXT_BIT.
26124 * config/rs6000/linux-unwind.h (frob_update_context): Use
26125 _Unwind_SetSignalFrame.
26127 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26129 PR middle-end/30353
26130 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26131 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26134 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26136 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26137 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26138 RET, AT_SP): Remove.
26139 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26142 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26143 * cfgbuild.c (find_basic_blocks): Likewise.
26144 * cfgrtl.c (rtl_create_basic_block): Likewise.
26145 * function.c (temp_slots_at_level): Likewise.
26146 * reg-stack.c (stack_regs_mentioned): Likewise.
26147 * regclass.c (allocate_reg_info): Likewise.
26148 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26149 set_bb_for_stmt, move_block_to_fn): Likewise.
26150 * tree-complex.c (tree_lower_complex): Likewise.
26151 * vec.h (VEC_safe_grow_cleared): New.
26153 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26155 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26157 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26158 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26160 * cfgloopmanip.c (scale_loop_frequencies): Export.
26161 (loopify): Scale the frequencies by prescribed coefficients.
26162 (set_zero_probability): New function.
26163 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26164 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26165 and frequencies according to arguments.
26166 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26168 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26169 * modulo-sched.c (sms_schedule): Set probabilities for entering
26170 versioned loop correctly.
26171 * tree-vect-transform.c (vect_transform_loop): Ditto.
26172 * cfgloop.h (loopify, loop_version): Declaration changed.
26173 (scale_loop_frequencies): Declared.
26175 2007-01-02 Jan Hubicka <jh@suse.cz>
26177 * cgraph.c: Include tree-flow.h
26178 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26179 early_local_passes.
26180 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26181 * tree-pass.h (pass_all_early_optimizations): Declare.
26182 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26183 early_local_passes.
26184 (cgraph_analyze_function): Do early_local_passes.
26185 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26186 Do not add referenced vars.
26187 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26189 (gate_all_early_local_passes): New gate.
26190 (pass_early_local_passes): Use new gate.
26191 (execute_early_local_optimizations): New functions.
26192 (gate_all_early_optimizations): New gate.
26193 (pass_all_early_optimizations): New pass.
26194 (execute_free_datastructures): Free SSA only when initialized.
26195 (gate_init_datastructures): Init only when optimizing.
26196 (tree_lowering_passes): Do early local passes when called late.
26197 * tree-profile.c (do_tree_profiling): Don't profile functions added
26199 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26200 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26202 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26203 during early_local_passes.
26204 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26207 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26209 * Makefile.in: Update copyright year.
26211 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26213 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26214 in $(lang_checks) and check-consistency targets.
26216 2007-01-02 Jan Hubicka <jh@suse.cz>
26218 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26219 Do not add referenced vars.
26220 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26222 * passes.c (init_optimization_passes): Put mudflap_2 after
26223 free_datastructures.
26225 2007-01-02 Jan Hubicka <jh@suse.cz>
26227 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26228 Set NOTHROW flag on call statements proved to be nothrow.
26229 Update statement of local calls so new pure/const functions are
26230 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26232 (tree_rest_of_compilation): Register hooks and initialize bitmap
26233 early. Do not set after_inlining flag.
26235 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26237 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26238 HOST_BITS_PER_LONGLONG
26240 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26243 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26244 warning for non-static initializers.
26246 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26248 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26249 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26250 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26251 Always use set_unique_reg_note to add REG_EQUAL notes.
26253 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26256 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26258 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26259 * cfgbuild.c (find_basic_blocks): Likewise.
26260 * cfgrtl.c (rtl_create_basic_block): Likewise.
26261 * function.c (temp_slots_at_level): Likewise.
26262 * reg-stack.c (stack_regs_mentioned): Likewise.
26263 * regclass.c (allocate_reg_info): Likewise.
26264 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26265 set_bb_for_stmt, move_block_to_fn): Likewise.
26266 * tree-complex.c (tree_lower_complex): Likewise.
26267 * vec.h (VEC_safe_grow_cleared): New.
26269 2007-01-02 Ian Lance Taylor <iant@google.com>
26271 * c-common.c (c_common_truthvalue_conversion): When warning about
26272 using an assignment as a truth value, set TREE_NO_WARNING.
26274 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26277 * c.opt (Wold-style-declaration): New.
26278 * doc/invoke.texi (C-only Warning Options): New.
26279 (Wold-style-declaration): Document it.
26280 (Wextra): Enabled by -Wextra.
26281 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26282 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26283 -Wold-style-declaration.
26285 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26287 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26288 * cfgbuild.c (find_basic_blocks): Likewise.
26289 * cfgrtl.c (rtl_create_basic_block): Likewise.
26290 * function.c (temp_slots_at_level): Likewise.
26291 * reg-stack.c (stack_regs_mentioned): Likewise.
26292 * regclass.c (allocate_reg_info): Likewise.
26293 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26294 set_bb_for_stmt, move_block_to_fn): Likewise.
26295 * tree-complex.c (tree_lower_complex): Likewise.
26296 * vec.h (VEC_safe_grow_cleared): New.
26298 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26300 * c-common.c (c_common_nodes_and_builtins): Since variants of
26301 void_type_node get built before it is given a name, we need to
26302 give those variants the name, too.
26303 (complete_array_type): We need to work with the canonical main
26304 type of the array, from which we will build the qualified version.
26305 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26306 * print-tree.c (print_node): Display canonical type information
26308 * stor-layout.c (layout_type): When we don't know the
26309 alignment of a type for which we're building an array, we end up
26310 guessing wrong, so make the type require structural equality.
26311 * tree.c (make_node_stat): When we build a new type, it is its
26312 own canonical type.
26313 (build_type_attribute_qual_variant): When building an attribute
26314 variant, its canonical type is the non-attribute variant. However,
26315 if the attributes are target-dependent and they differ, we need to
26316 use structural equality checks for this type.
26317 (build_qualified_type): A qualified type is not equivalent to its
26318 unqualified variant; set the canonical type appropriately.
26319 (build_distinct_type_copy): When building a distinct type from
26320 another type, the new type is its own canonical type.
26321 (build_variant_type_copy): When building a new type variant, we
26322 assume that it is equivalent to the original type.
26323 (build_pointer_type_for_mode): When building a pointer type, also
26324 build a canonical type pointer.
26325 (build_reference_type_for_mode): When building a reference type,
26326 also build a canonical type reference.
26327 (build_index_type): When we can't hash an index type (e.g.,
26328 because its maximum value is negative), the index type requires
26329 structural equality tests.
26330 (build_array_type): Build the canonical form of an array type.
26331 (build_function_type): Function types require structural equality,
26332 because they contain default arguments, attributes, etc.
26333 (build_method_type_directly): Ditto for method types.
26334 (build_offset_type): Build the canonical offset type.
26335 (build_complex_type): Build the canonical vector type.
26336 (make_vector_type): Build the canonical vector type.
26337 * tree.h (TYPE_CANONICAL): New.
26338 (TYPE_STRUCTURAL_EQUALITY_P): New.
26339 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26340 (struct tree_type): Added "canonical" field.
26341 * params.h (VERIFY_CANONICAL_TYPES): New.
26342 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26343 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26344 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26345 * doc/invoke.texi (verify-canonical-types): Document --param
26346 parameter for verifying canonical types.
26348 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26350 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26351 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26352 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26353 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26355 * config/rs6000/e500.h: New.
26356 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26357 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26359 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26360 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26361 TARGET_E500_DOUBLE): Remove.
26362 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26363 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26364 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26365 * config/rs6000/rs6000.c (rs6000_override_options): Use
26366 CHECK_E500_OPTIONS.
26368 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26370 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26371 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26372 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26373 rs6000_emit_cmove): Don't check TARGET_E500.
26374 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26375 sordered): Don't check TARGET_E500.
26377 2007-01-01 Eric Christopher <echristo@apple.com>
26379 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26380 HARD_REGISTER_NUM_P.
26382 2007-01-01 Roger Sayle <roger@eyesopen.com>
26384 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26385 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26386 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26389 2007-01-01 Mike Stump <mrs@apple.com>
26391 * configure.ac: Remove support for building with Apple's gcc-3.1.
26393 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26395 PR middle-end/30311
26396 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26397 REG is a hard register. Do not modify REG before calling
26399 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26400 multiple of the size of YMODE for certain lowpart cases.
26402 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26404 PR middle-end/30253
26405 * gimplify (voidify_wrapper_expr): Update for
26406 GIMPLE_MODIFY_STMT.
26408 2007-01-01 Andreas Schwab <schwab@suse.de>
26411 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26412 save of BR0 in extra_spill_size instead of spill_size.
26413 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26415 (ia64_expand_epilogue): Restore BR0 from its new location.
26417 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26419 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26420 Use a temporary variable if the left hand side is not a gimple
26423 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26425 * gimplify.c (gimplify_return_expr): Make the temporary variable
26426 for the return expression, a gimple register variable.
26428 2007-01-01 Jan Hubicka <jh@suse.cz>
26430 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26433 2007-01-01 Mike Stump <mrs@apple.com>
26435 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26437 * config/darwin.c (machopic_select_rtx_section): Use
26438 HAVE_GAS_LITERAL16.
26439 (darwin_mergeable_constant_section): Likewise.
26440 * configure: Regenerate.
26441 * config.in: Regenerate.
26443 2007-01-01 Jan Hubicka <jh@suse.cz>
26444 Andrew Pinski <pinskia@gmail.com>
26446 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26447 before starting IPA passes.