1 2007-09-07 Richard Guenther <rguenther@suse.de>
4 2007-09-06 Richard Guenther <rguenther@suse.de>
6 PR tree-optimization/32586
7 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8 folding if nothing changed.
9 (simplify_unary_expression): New function. Do tree combining
10 on conversion like codes.
11 (try_to_simplify): Call it.
13 2007-09-07 Richard Guenther <rguenther@suse.de>
14 Uros Bizjak <ubizjak@gmail.com>
16 PR tree-optimization/32821
17 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
18 NULL in the call to set_bb_stmt_list.
20 2007-09-07 Richard Sandiford <richard@codesourcery.com>
22 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
23 float calls here, rather than leaving some to the caller.
24 Use call_internal_direct and call_value_internal_direct.
25 * config/mips/mips.md (call_internal_direct): New pattern.
26 (call_value_internal_direct): Likewise.
28 2007-09-07 Richard Sandiford <richard@codesourcery.com>
30 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
31 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
33 (override_options): Set mips_base_move_loop_invariants.
35 2007-09-07 Richard Sandiford <richard@codesourcery.com>
37 * config/mips/mips.opt (mcode-readable=): Move to keep list
40 2007-09-07 Richard Sandiford <richard@codesourcery.com>
42 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
43 and -mgpopt options. Adjust the -G documentation to match.
44 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
45 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
46 function, split out from mips_classify_symbol. Return false for
48 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
49 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
50 (override_options): Check whether the -mgpopt setting is consistent
52 (symbolic_expression_p): Delete.
53 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
54 and default_elf_select_rtx_section.
55 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
56 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
57 external data and TARGET_EXTERN_SDATA.
59 2007-09-07 Tobias Burnus <burnus@net-b.de>
62 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
64 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
66 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
67 FOR_BB_INSNS_SAFE instead of for loop.
68 * cse.c (cse_extended_basic_block): Likewise.
69 * postreload.c (reload_cse_regs_1): New variable next. Make sure
70 that the for loop does not invoke NEXT_INSN on a deleted insn.
71 * function.c (instantiate_virtual_regs): Likewise.
72 * lower-subreg.c (remove_retval_note): Likewise.
73 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
75 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
77 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
79 (try_redirect_by_replacing_jump): New variable jump_p. Call
80 tablejump_p before delete_insn_chain.
81 * reload1.c (reload): New variable next. Make sure that the for
82 loop does not invoke NEXT_INSN on a deleted insn.
83 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
84 (delete_output_reload): New variable prev. Make sure the the for
85 loops do not invoke PREV_INSN on a deleted insn.
87 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
89 * cgraphbuild.c (rebuild_cgraph_edges): Export.
90 * cgraph.h (rebuild_cgraph_edges): Declare.
91 * tree-pass.h (pass_expand_omp_ssa): New.
92 * omp-low.c (find_omp_clause): Export.
93 (copy_var_decl): Split from omp_copy_decl_2.
94 (build_omp_barrier): Return the call to emit instead of emitting
96 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
98 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
99 expand_omp_for_generic, expand_omp_for_static_nochunk,
100 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
101 Adapted to work on SSA form.
102 (execute_expand_omp): Do not invalidate dominance information.
103 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
104 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
105 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
107 (force_gimple_operand): Allow gimplifying code expressions without
109 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
110 * common.opt (fopenmp-ssa): New.
111 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
112 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
113 * tree-cfg.c: Include tree-inline.h.
114 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
115 (replace_by_duplicate_decl, replace_ssa_name,
116 mark_virtual_ops_in_region): New functions.
117 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
119 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
120 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
123 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
125 * tree-loop-linear.c: Include obstack.h.
126 (linear_transform_loops): New obstack lambda_obstack.
127 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
128 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
130 * lambda.h (struct obstack): New forward declaration.
131 (lambda_linear_expression_new): New parameter of type struct
133 (lambda_loopnest_new): Likewise.
134 (lambda_loopnest_transform): Likewise.
135 (lambda_body_vector_new): Likewise.
136 (lambda_body_vector_compute_new): Likewise.
137 (gcc_loopnest_to_lambda_loopnest): Likewise.
138 (lambda_loopnest_to_gcc_loopnest): Likewise.
139 * lambda-code.c: Include obstack.h.
140 (lambda_lattice_new): New parameter lambda_obstack. Use it for
142 (lambda_body_vector_new): Likewise.
143 (lambda_linear_expression_new): Likewise.
144 (lambda_lattice_new): Likewise.
145 (lambda_loopnest_new): Likewise. Additionally use obstack to
146 allocate LN_LOOPS(ret).
147 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
148 it to lambda_lattice_new.
149 (lambda_body_vector_compute_new): New parameter lambda_obstack.
150 Pass it to lambda_body_vector_new.
151 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
152 it to lambda_lattice_new.
153 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
154 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
155 (lambda_compute_target_space): Likewise.
156 (lambda_compute_auxillary_space): New parameter lambda_obstack.
157 Pass it to lambda_lattice_compute_base and
158 compute_nest_using_fourieer_motzkin.
159 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
160 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
161 and lambda_lattice_compute_target_space.
162 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
163 Pass it to lambda_linear_expression_new.
164 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
165 to gcc_tree_to_linear_expression.
166 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
167 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
168 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
169 Pass it to lambda_body_vector_new and
170 lambda_body_vector_compute_new.
171 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
172 (lambda-code.o): Likewise.
174 2007-09-06 Chao-ying Fu <fu@mips.com>
176 * ginclude/stdfix.h: New file.
177 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
178 (convert.o): Add dependence on fixed-value.h.
179 * c-convert.c (convert): Support FIXED_POINT_TYPE.
180 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
181 to define fixed-point constants.
182 (c_cpp_builtins): Define fixed-point constants.
183 * convert.c (fixed-value.h): New include.
184 (convert_to_real): Update comment to include fixed-point.
185 Support FIXED_POINT_TYPE.
186 (convert_to_integer): Update comment to include fixed-point.
187 Support FIXED_POINT_TYPE.
188 (convert_to_complex): Support FIXED_POINT_TYPE.
189 (convert_to_fixed): New function.
190 * convert.h (convert_to_fixed): Declare.
191 * genopinit.c: Add comment about $Q for only fixed-point modes.
192 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
193 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
194 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
195 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
196 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
197 usneg_optab for fixed-point modes.
198 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
200 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
201 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
202 unsigned saturation optabs, when type is saturating.
203 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
204 (expand_fixed_convert): New function.
205 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
206 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
207 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
208 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
209 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
210 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
212 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
213 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
214 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
215 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
216 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
218 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
219 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
220 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
221 fractuns, satfractuns.
222 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
223 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
224 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
225 OTI_ssmsub_widen, OTI_usmsub_widen.
226 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
227 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
228 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
229 umsub_widen_optab, usmsub_widen_optab): Define.
230 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
232 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
234 (expand_fixed_convert): Declare.
235 * expr.c (convert_move): Support the move of fixed-point modes.
236 (emit_move_insn_1): Handle fixed-point mode to move via integer.
237 (categorize_ctor_elements_1): Handle FIXED_CST.
238 (count_type_elements): Handle FIXED_POINT_TYPE.
239 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
240 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
242 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
243 multiply and add/subtract for fixed-point types.
244 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
245 mode, we jump to binop directly.
246 Support FIXED_CONVERT_EXPR.
247 (do_store_flag): Check FIXED_CST to put a constant second.
248 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
249 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
250 (const_vector_from_tree): Support FIXED_CST.
251 * doc/extend.texi (Fixed-Point): New node.
252 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
253 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
254 satfract, fractuns, satfractuns): Document them.
256 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
258 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
259 addresses into I registers.
261 2007-09-06 Jan Hubicka <jh@suse.cz>
262 Andreas Tobler <a.tobler@schweiz.org>
264 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
266 (machopic_legitimize_pic_address): Likewise.
268 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
269 Jan Hubicka <jh@suse.cz>
271 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
272 instead of ufloat_optab->handlers directly.
273 (floatdidf2): Likewise.
275 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
277 * config/mips/mips.c: Include diagnostic.h.
278 (mips_set_current_function): Check errorcount and sorrycount
279 before generating RTL.
281 2007-09-06 Richard Sandiford <richard@codesourcery.com>
284 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
285 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
286 (print_operand_reloc): Likewise.
288 2007-09-06 Janis Johnson <janis187@us.ibm.com>
292 2007-09-06 Jan Hubicka <jh@suse.cz>
294 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
297 2007-09-06 Richard Sandiford <richard@codesourcery.com>
299 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
300 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
302 2007-09-05 Janis Johnson <janis187@us.ibm.com>
304 * optabs.c (expand_float): Convert unsigned integer as signed only
305 if it provides sufficient accuracy; add mode argument to real_2expN.
306 (expand_fix): Fix comment typos; extend binary float into mode
307 wider than destination for converion to unsigned integer; add mode
308 argument to real_2expN.
309 * real.c (real_2expN): Add mode argument to special-case decimal
311 * real.h (real_2expN): Ditto.
312 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
314 (fixed_from_string): Ditto.
315 (fixed_to_decimal): Ditto.
316 (fixed_convert_from_real): Ditto.
317 (real_convert_from_fixed): Ditto.
318 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
319 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
320 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
321 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
323 2007-09-06 Tom Tromey <tromey@redhat.com>
325 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
326 * c-pch.c (c_common_read_pch): Restore current location after
328 * tree.c (expand_location): Update.
329 (expr_filename): Changed return type. Unified the two cases.
330 (expr_lineno): Likewise.
331 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
333 * toplev.c (line_table): Changed type.
334 (general_init): Update.
335 (realloc_for_line_map): New function.
336 (general_init): Allocate line_table using GC.
337 * fix-header.c (line_table): Changed type.
338 (read_scan_file): Update.
339 (read_scan_file): Update.
340 * c-ppoutput.c (maybe_print_line): Update.
341 (print_line): Update.
342 (cb_line_change): Update.
344 (pp_file_change): Update.
345 * c-opts.c (c_common_init_options): Update.
346 (finish_options): Update.
347 (push_command_line_include): Update.
348 * c-lex.c (cb_line_change): Update.
349 (cb_def_pragma): Update.
352 (c_lex_with_flags): Use cpp_get_token_with_location.
353 * input.h (line_table): Changed type.
354 (location_from_locus): New macro.
355 * tree.h (EXPR_FILENAME): No longer an lvalue.
356 (EXPR_LINENO): Likewise.
357 (expr_locus, set_expr_locus): Declare separately for
359 (expr_filename, expr_lineno): Changed return type.
360 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
361 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
362 (expand_gimple_basic_block): Likewise.
363 * final.c (final_scan_insn): Use expanded_location.
365 2007-09-06 Richard Guenther <rguenther@suse.de>
367 PR tree-optimization/32586
368 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
369 folding if nothing changed.
370 (simplify_unary_expression): New function. Do tree combining
371 on conversion like codes.
372 (try_to_simplify): Call it.
373 * builtins.c (fold_builtin_cexp): Fold the built expressions.
374 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
376 2007-09-06 Jan Hubicka <jh@suse.cz>
379 * cse.c (fold_rtx): Avoid invalid sharing.
381 2007-09-06 Richard Sandiford <richard@codesourcery.com>
383 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
384 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
386 2007-09-06 Revital Eres <eres@il.ibm.com>
388 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
389 Fix offsettable memory reference for 750CL.
391 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
393 * reload.c (find_reloads_address_1): Try to preserve original
394 base/index regclass of operands.
395 * regrename.c (scan_rtx_address): Likewise.
396 (replace_oldest_value_addr): Likewise.
398 2007-09-06 Richard Guenther <rguenther@suse.de>
400 PR tree-optimization/33302
401 * domwalk.c (walk_dominator_tree): The exit block is
402 interesting even if it is not reachable.
404 2007-09-06 Richard Sandiford <richard@codesourcery.com>
407 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
409 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
411 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
414 2007-09-05 Ian Lance Taylor <iant@google.com>
416 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
418 (dump_generic_node): Likewise.
419 * print-rtl.c (print_decl_name): Likewise.
420 * print-tree.c (print_node_brief): Likewise.
421 (print_node): Likewise.
422 * Makefile.in (RTL_BASE_H): Add alias.h.
425 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
427 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
429 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
430 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
432 2007-09-06 Jie Zhang <jie.zhang@analog.com>
434 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
435 (tm_defines): Define UCLIBC_DEFAULT to 1.
436 (extra_options): Add linux.opt.
437 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
438 (CRT_CALL_STATIC_FUNCTION): Likewise.
439 (NO_IMPLICIT_EXTERN_C): Likewise.
440 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
441 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
442 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
443 (ENDFILE_SPEC): Don't define.
444 (LIB_SPEC): Likewise.
445 (CRT_CALL_STATIC_FUNCTION): Likewise.
446 (NO_IMPLICIT_EXTERN_C): Likewise.
447 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
448 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
450 2007-09-06 Jan Hubicka <jh@suse.cz>
452 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
455 2007-09-06 Jan Hubicka <jh@suse.cz>
457 * opts.c (common_handle_option): Enable inlining functions for
460 2007-09-06 Jakub Jelinek <jakub@redhat.com>
462 * builtin-attrs.def (ATTR_NONNULL_3): New.
463 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
464 ATTR_NOTHROW_NONNULL_##FA.
465 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
466 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
467 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
468 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
469 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
470 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
471 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
473 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
474 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
475 ATTR_FORMAT_NOTHROW_3_4): Remove.
476 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
477 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
478 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
479 instead of ATTR_FORMAT_*_*.
481 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
483 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
484 parts re-used for REG_FRAME_RELATED_EXPR.
486 2007-09-05 Janis Johnson <janis187@us.ibm.com>
488 * optabs.c (expand_float): Convert unsigned integer as signed only
489 if it provides sufficient accuracy; add mode argument to real_2expN.
490 (expand_fix): Fix comment typos; extend binary float into mode
491 wider than destination for converion to unsigned integer; add mode
492 argument to real_2expN.
493 * real.c (real_2expN): Add mode argument to special-case decimal
495 * real.h (real_2expN): Ditto.
496 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
498 (fixed_from_string): Ditto.
499 (fixed_to_decimal): Ditto.
500 (fixed_convert_from_real): Ditto.
501 (real_convert_from_fixed): Ditto.
502 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
503 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
504 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
505 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
507 2007-09-05 Ian Lance Taylor <iant@google.com>
509 * init-regs.c (initialize_uninitialized_regs): Call
510 emit_insn_before rather than add_insn_before.
512 2007-09-05 Jakub Jelinek <jakub@redhat.com>
514 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
515 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
516 * tree-inline.h (copy_body_data): Add call_expr field.
517 * tree-inline.c (expand_call_inline): Initialize call_expr.
518 (copy_bb): Append anonymous inline fn arguments to arguments
519 when inlining a CALL_EXPR_VA_ARG_PACK call.
520 * builtins.c (expand_builtin): Issue an error if
521 BUILT_IN_VA_ARG_PACK is seen during expand.
522 (fold_call_expr, fold_builtin_call_array): Don't fold
523 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
524 __builtin_va_arg_pack () call as last argument.
525 * gimplify.c (gimplify_call_expr): If last argument to a vararg
526 function is __builtin_va_arg_pack (), decrease number of call
527 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
528 * expr.c (expand_expr_real_1): Issue an error if
529 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
530 * tree-pretty-print.c (dump_generic_node): Handle printing
531 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
532 * doc/extend.texi (__builtin_va_arg_pack): Document.
534 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
536 PR tree-optimization/21513
537 * builtins.c (build_builtin_expect_predicate): New function.
538 (fold_builtin_expect): Add argument for expected value.
539 Distribute __builtin_expect over short-circuiting operations.
540 Fold nested builtin_expects.
541 (fold_builtin_2): Adjust call to fold_builtin_expect.
543 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
546 PR tree-optimization/13756
547 * doc/invoke.texi (Options That Control Optimization): Document
550 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
552 * gcc/config/i386/cpuid.h: New file.
553 * gcc/config/i386/driver-i386.c: Include cpuid.h.
554 (describe_cache): Shrink size and line strings to 100 bytes.
555 (detect_caches_amd): Return "" for unsupported max_ext_level.
556 Use __cpuid function.
557 (detect_caches_intel): Return "" for unsupported max_level.
558 Use __cpuid function.
559 (host_detect_local_cpu): Change feature flag variables to
560 unsigned int. Initialize only extended feature flag variables.
561 Use __get_cpuid_max to determine max supported cpuid level.
562 Use __cpuid function to determine supported features. Fix
563 calculation of family id. Remove is_amd and check signature
564 directly. Check for Geode signature. Handle family 4 id.
565 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
566 cpu discovery code to lower part of the function.
567 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
568 for sub-architecture.
569 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
570 [PROCESSOR_K8]: Add k8-sse3 architecture.
571 [PROCESSOR_NOCONA]: Remove.
572 [PROCESSOR_GENERIC64]: Ditto.
573 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
574 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
575 to check for SSE and FXSAVE support.
576 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
577 Add -minline-all-stringops.
578 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
581 2007-09-05 Jie Zhang <jie.zhang@analog.com>
583 * config/bfin/linux-unwind.h: New file.
584 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
585 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
587 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
589 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
590 * stmt.c: Include alloc-pool.h.
591 (struct case_node): Remove GTY marker.
592 (add_case_node): New parameter case_node_pool. Use it for
594 (expand_case): New allocation pool case_node_pool. Initialize it,
595 pass to add_case_node and free it.
597 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
598 David Ung <davidu@mips.com>
599 Nigel Stephens <nigel@mips.com>
601 Add mips16/nomips16 function attributes and -mflip-mips16 option
602 for testing mixed-mode compilation.
604 * config/mips/mips.opt (mflip-mips16): New.
606 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
607 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
609 * config/mips/mips.c (mips_base_target_flags): New.
610 (mips_base_mips16): New.
611 (mips_base_schedule_insns): New.
612 (mips_base_reorder_blocks_and_partition): New.
613 (mips_base_align_loops): New.
614 (mips_base_align_jumps): New.
615 (mips_base_align_functions): New.
616 (mips16_flipper): New.
617 (mips_attribute_table): Add "mips16" and "nomips16" entries.
618 (TARGET_SET_CURRENT_FUNCTION): Define.
619 (mips_mips16_type_p, mips_nomips16_type_p): New.
620 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
621 (mips_function_ok_for_sibcall): Make it deal with functions with
623 (mips_init_split_addresses): New, split out from override_options.
624 (mips_init_relocs): New, split out from override_options.
626 (mips_set_mips16_mode): New, split out from override_options.
627 (mips_set_current_function): New.
628 (override_options): Add sorry for unsupported mips16/pic
629 combination. Remove error for mips16/dsp combination. Save
630 base option settings.
631 (mips_file_start): Move mips16 mode setting output from here....
632 (mips_output_function_prologue): ....to here.
633 (mips_output_mi_thunk): Check for mips16 function.
634 (build_mips16_function_stub): Don't set .mips16 here.
635 (build_mips16_call_stub): Likewise.
636 (mips_expand_builtin): Error in mips16 mode.
637 (mips_use_mips16_mode_p): New.
638 (mips_encode_section_info): Check for mips16 function, and set
639 SYMBOL_REF_FLAGS accordingly.
641 * doc/extend.texi (Function Attributes): Document new
642 mips16/nomips16 attributes.
643 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
644 (MIPS Options): Document -mflip-mips16.
646 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
648 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
649 if we encounter TLS address in MIPS16 mode.
650 (mips_legitimize_const_move): Check cannot_force_const_mem for
651 the (const (plus symbol offset)) case; this forces invalid TLS
652 address in MIPS16 mode to be caught by the above call to sorry.
653 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
654 because that now enables emutls, which is not ABI compatible
655 with native TLS in non-MIPS16 mode.
657 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
659 Add target hook invoked when cfun changes.
661 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
662 * target.h (struct gcc_target): Add set_current_function.
663 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
664 (TARGET_INITIALIZER): Add initializer for set_current_function.
665 * tree.h (push_struct_function): New.
666 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
669 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
671 (push_function_context_to): Use allocate_struct_function
672 to create null context, not init_dummy_function_start. Use set_cfun.
673 (pop_function_context_from): Use set_cfun.
674 (in_dummy_function): New.
675 (invoke_set_current_function_hook): New.
677 (push_cfun, pop_cfun): Use set_cfun.
678 (push_struct_function): New.
679 (allocate_struct_function): Call invoke_set_current_function_hook
681 (prepare_function_start): Don't set cfun here. Remove unused
682 argument; fix all callers.
683 (init_dummy_function_start): Fiddle with in_dummy_function. Call
684 push_struct_function.
685 (init_function_start): Set cfun here.
686 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
687 * omp-low.c (create_omp_child_function): Use push_struct_function
688 and pop_cfun to save/restore state.
689 (expand_omp_parallel): Remove unused saved_cfun variable.
690 * cgraphunit.c (ipa_passes): Use set_cfun.
691 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
692 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
693 * matrix-reorg.c (transform_allocation_sites): Likewise.
694 (matrix_reorg): Use set_cfun.
695 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
696 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
697 assignment to cfun; use set_cfun for the other.
698 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
699 (dump_function_to_file): Use push_cfun/pop_cfun here.
700 * c-decl.c (finish_function): Use set_cfun.
702 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
704 * regrename.c (rerename_optimize): Use deferred rescanning and
705 insert explicit calls to rescan insns when changed.
707 2007-09-05 Jan Hubicka <jh@suse.cz>
709 * optabs.c (libfunc_entry): Change optab to integer.
710 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
711 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
712 of pointers for hashing.
714 2007-09-05 Jan Hubicka <jh@suse.cz>
716 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
718 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
719 * see.c (pass_see): Likewise.
720 * tracer.c (pass_tracer): Likewise.
721 * postreload-gcse.c (pass_gcse2): Likewise.
722 * postreload.c (pass_postreload_cse): Likewise.
723 * mode-switching.c (pass_mode_switching): Likewise.
724 * modulo-sched.c (pass_sms): Likewise.
725 * cse.c (cse_insn): Likewise.
726 * web.c (pass_web): Likweise.
727 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
728 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
729 * loop-init.c (pass_rtl_loop_init): Likewise.
730 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
731 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
732 * global.c (pass_global_alloc): Likewise.
733 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
734 pass_if_after_reload): Likewise.
735 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
736 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
737 * regmove.c (pass_regmove): Likewise.
738 * function.c (pass_thread_prologugues_epilogues): Likewise.
739 * gcse.c (pass_gcse): Likewise.
740 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
741 * lower-subreg.c (pass_lower_subreg2): Likewise.
742 * bt-load.c (pass_branch_target_load): Likewise.
743 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
744 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
745 * combine.c (pass_combine): Likewise.
746 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
747 (pass_partition_blocks): Likewise.
748 * var-tracking.c (pass_variable_track): Likewise.
749 * reg-stack.c (pass_stack_regs_run): Likewise.
750 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
751 * passes.c (pass_postreload): Likewise.
752 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
753 * tree-pass.h (TODO_verify_rtl_sharing): New.
754 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
755 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
756 TODO_set_props, TODO_df_finish, TODO_df_verify,
757 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
759 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
761 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
762 fold_real_zero_addition_p, reorder_operands_p,
763 div_if_zero_remainder, fold_undefer_overflow_warnings,
764 int_binop_types_match_p, fold_convert_const_int_from_int,
765 fold_convert_const_int_from_real,
766 fold_convert_const_int_from_fixed,
767 fold_convert_const_real_from_real,
768 fold_convert_const_real_from_fixed,
769 fold_convert_const_fixed_from_fixed,
770 fold_convert_const_fixed_from_int,
771 fold_convert_const_fixed_from_real, maybe_lvalue_p,
772 fold_checksum_tree, fold_check_failed, print_fold_checksum,
773 debug_fold_checksum, multiple_of_p): Constify.
774 * tree-flow-inline.h (get_lineno): Likewise.
775 * tree-flow.h (get_lineno): Likewise.
776 * tree-object-size.c (compute_object_offset, addr_object_size,
777 alloc_object_size, pass_through_call): Likewise.
778 * tree-pretty-print.c (op_symbol, print_call_name,
779 print_struct_decl, do_niy): Likewise.
780 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
781 debug_fold_checksum): Likewise.
783 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
786 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
787 note, remove the associated REG_RETVAL note.
789 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
791 * config.gcc (powerpc*-*-*): Install
792 spu2vmx.h, vec_types.h, and si2vmx.h headers.
793 * config/rs6000/spu2vmx.h: New header.
794 * config/rs6000/si2vmx.h: New header.
795 * config/rs6000/vec_types.h: New header.
797 2007-09-05 Ben Elliston <bje@au.ibm.com>
799 * varasm.c (initializer_constant_valid_p): Fix comment typo.
801 2007-09-05 Ben Elliston <bje@au.ibm.com>
803 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
805 (__stdcx): Make asm volatile.
806 (__stwcx, __stdcx): Return only 0 or 1.
808 2007-09-05 Jan Hubicka <jh@suse.cz>
812 2007-09-04 Jan Hubicka <jh@suse.cz>
813 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
815 2007-09-04 Richard Guenther <rguenther@suse.de>
816 * tree-ssa-operands.c (add_virtual_operand): Only mark
817 stores as has_volatile_ops if alias information is not available.
819 2007-09-05 Jakub Jelinek <jakub@redhat.com>
821 * config/rs6000/tramp.asm: Include config.h.
822 Check __PIC__ or __pic__ macro instead of SHARED.
824 PR rtl-optimization/32300
825 * see.c (see_copy_insn): New function.
826 (see_def_extension_not_merged, see_merge_one_use_extension,
827 see_merge_one_def_extension): Use it. Avoid changing
828 PREV_INSN/NEXT_INSN chains directly, insted emit insns
829 into sequences. Call df_insn_delete on temporary insns
830 that won't be emitted into the insn stream.
831 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
832 and run df_process_deferred_rescans () before run_fast_dce.
834 PR tree-optimization/33017
835 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
836 recurse for pure or const function calls.
838 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
840 * c-format.c: Include alloc-pool.h.
841 (check_format_info_main): New argument fwt_alloc. Use allocation
842 pool instead of GC. Remove GC deallocation code.
843 (check_format_arg): Create allocation pool, pass it to
844 check_format_info_main and free it afterwards.
845 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
847 2007-09-05 Ben Elliston <bje@au.ibm.com>
849 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
850 Rename count macro arugment for clarity.
851 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
852 (__protected_stream_set): Likewise, pass 0.
854 2007-09-04 Jan Hubicka <jh@suse.cz>
856 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
858 2007-09-04 Jan Hubicka <jh@suse.cz>
860 * invoke.texi (-finline-small-functions): Document.
861 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
862 when deciding what is inlinable.
863 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
864 (cgraph_decide_inlining_of_small_function): Handle new flags.
865 (cgraph_decide_inlining_incrementally): Likewise.
866 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
867 * common.opt (finline-small-functions): New.
868 * Makefile.in (build/gengtype.o-warn): Work around PR29478
870 2007-09-04 Richard Guenther <rguenther@suse.de>
872 * tree-ssa-operands.c (add_virtual_operand): Only mark
873 stores as has_volatile_ops if alias information is not available.
875 2007-09-04 Andrew Haley <aph@redhat.com>
877 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
879 2007-09-04 Andrew Haley <aph@redhat.com>
881 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
882 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
883 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
885 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
888 * common.opt: Mention ABI version 2 in comment.
890 2007-09-04 Jan Hubicka <jh@suse.cz>
892 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
893 (libfunc_entry): New structure.
894 (libfunc_hash): New hashtable.
895 (hash_libfunc): New function.
896 (eq_libfunc): New function.
897 (convert_optab_libfunc): New function.
898 (optab_libfunc): New function.
899 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
900 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
901 expand_float, expand_fix, new_optab, new_convert_optab):
902 Update for new libfunc API.
903 (init_libfunc, init_integral_libfuncs,
904 init_floating_libfuncs, init_interclass_conv_libfuncs
905 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
906 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
907 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
908 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
909 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
910 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
911 gen_extend_conv_libfunc): New.
912 (init_one_libfunc): Revamp for hashtables.
913 (set_conv_libfunc): Likewise.
914 (init_optabs): Initialize hashtable; use lazy initialization where
916 * optabs.h (optab_handlers): Move out of GGC.
917 (optab, convert_optab): Move out of GGC; add lazy gen info.
918 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
919 (optab_libfunc, convert_optab_libfunc): New.
920 * builtins.c (expand_builtin_powi): Update for new API.
921 * expr.c (convert_move): Likewise.
922 * expmed.c (expand_divmod): Likewise.
924 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
926 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
927 GOT pointer only if there is a constant pool. Use the allocated space
930 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
932 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
935 2007-09-04 Revital Eres <eres@il.ibm.com>
936 Richard Guenther <rguenther@suse.de>
937 R. Clint Whaley <whaley@cs.utsa.edu>
939 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
941 * tree-tailcall.c (process_assignment): Use -fassociative-math
942 when reodering operands of floating-point type.
943 * fold-const.c (fold_comparison, fold_binary): Use
944 -fassociative-math and -freciprocal-math instead of
945 -funsafe-math-optimization flag.
946 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
947 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
948 -freciprocal-math instead of -funsafe-math-optimizations.
949 * opts.c (set_fast_math_flags): Set -freciprocal-math and
950 -fassociative-math when -ffast-math is set.
951 (set_unsafe_math_optimizations_flags): New Function
952 to set -freciprocal-math and -fassociative-math when
953 -funsafe-math-optimizations is set.
954 (common_handle_option): Call it.
955 * tree-vectorizer.c (vect_is_simple_reduction): Use
956 -fassociative-math when doing reduction on floats.
957 * loop-unroll.c (analyze_insn_to_expand_var): Use
958 -fassociative-math when expanding an accumulator of type float.
959 * simplify-rtx.c (simplify_binary_operation_1): Use
960 -fassociative-math and -freciprocal-math when reordeing operands
961 of floating-point type.
962 * combine.c (combine_simplify_rtx): Likewise.
963 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
965 * common.opt (-fassociative-math, -freciprocal-math): New flags.
967 2007-09-04 Paolo Carlini <pcarlini@suse.de>
970 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
972 2007-09-04 Jan Hubicka <jh@suse.cz>
974 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
976 2007-09-04 Jan Hubicka <jh@suse.cz>
978 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
979 and corresponding MATCH_DUP.
981 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
984 * combine.c (subst): Do not try to simplify X if it represents load
985 of FP constant from the constant pool via float extension.
987 2007-09-04 Ben Elliston <bje@au.ibm.com>
989 * c-opts.c: Include "tm_p.h".
990 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
992 2007-09-04 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/33291
995 * tree-pretty-print.c (dump_generic_node): Dump all
996 qualifiers for pointer types, not only first. Dump
997 qualifiers for aggregate types as well.
998 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
999 use the canonical type for building ARRAY_REFs.
1000 * gimplify.c (canonicalize_addr_expr): Clean up. The
1001 correct validness check is compatibility of the pointer
1002 types. Always use the canonical type for building
1003 ARRAY_REFs and ADDR_EXPRs.
1004 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1005 change that disabled propagation of ADDR_EXPRs into statements
1008 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1010 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1011 (umulsi3_highpart): Make into expanders; existing insns are
1012 now named *[insn]_nov6. Add stars to existing [insn]_v6
1013 counterparts' names.
1015 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1017 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1018 (unprotoize.o): Remove SHLIB_MULTILIB.
1020 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1022 * doc/extend.texi: Document progmem attribute for AVR.
1024 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1027 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1029 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1031 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1034 * optabs.c: Remove unnecessary forward declarations.
1035 (expand_unop_direct): New, broken out of expand_unop.
1036 (expand_doubleword_clz): New.
1037 (expand_ctz): Move above expand_ffs. Use
1038 start_sequence, end_sequence, add_equal_note, and
1039 expand_unop_direct. Add more commentary.
1040 (expand_ffs): Try both ctz optab and expand_ctz.
1041 Generate a test and branch if the hardware doesn't give us
1042 a useful value for input zero. Style improvements similar to
1045 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1047 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1049 * config.gcc: Delete stanza for arm-semi-aof and
1050 armel-semi-aof targets.
1051 * config/arm/arm-protos.h
1053 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1054 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1055 delete aof_pic_label and remove mention of AOF in comments.
1056 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1058 * config/arm/semiaof.h
1059 * config/arm/t-semi: Delete file.
1061 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1063 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1064 CONST_CAST_BB): New macros for type-specific casts.
1065 (CONST_CAST): Add a TYPE parameter and define it in terms of
1068 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1069 * c-lex.c (cb_ident, lex_string): Likewise,
1070 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1071 * config/i386/i386.c (ix86_function_regparm,
1072 ix86_function_sseregparm): Use CONST_CAST_TREE.
1073 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1075 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1076 give_switch, set_multilib_dir): Likewise,
1077 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1078 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1079 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1080 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1081 * prefix.c (update_path): Likewise,
1082 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1083 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1084 * tree-cfg.c (tree_can_merge_blocks_p,
1085 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1086 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1087 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1088 (attribute_list_contained): Use CONST_CAST_TREE.
1090 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1092 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1094 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1097 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1098 before forcing them into a register.
1100 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1102 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1103 rather than define_code_macro.
1105 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1107 * gcc.c (xputenv): New function.
1108 (putenv_from_prefixes): Use xputenv instead of putenv.
1109 (process_command): Use xputenv instead of putenv.
1110 (set_collect_gcc_options): Use xputenv instead of putenv.
1111 (main): Use xputenv instead of putenv.
1113 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1115 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1116 availability of swap instruction.
1117 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1119 2007-09-03 Revital Eres <eres@il.ibm.com>
1121 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1124 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1125 Ayal Zaks <zaks@il.ibm.com>
1126 Revital Eres <eres@il.ibm.com>
1128 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1129 compute_split_row): New functions.
1130 (ps_unschedule_node): Remove.
1131 (normalize_sched_times): Iterate over the already scheduled
1132 insns instead of the number of nodes.
1133 (MAX_SPLIT_NUM): New definition.
1134 (sms_schedule_by_order): Change the scheduling heuristic to
1135 avoid useless increases of initiation interval ii.
1136 (get_sched_window): Add dump printouts.
1138 2007-09-02 David Daney <ddaney@avtrex.com>
1140 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1141 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1142 (optab, insn): Add more attributes.
1143 (fetchop_bit): New code macro.
1144 (immediate_insn): New code macro attribute.
1145 (sync): Change condition to ISA_HAS_SYNC.
1146 (rdhwr): Change predicate for operand 0 to register_operand.
1147 (memory_barrier): New expand.
1148 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1149 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1150 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1151 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1152 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1153 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1154 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1155 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1156 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1158 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1159 Hans-Peter Nilsson <hp@axis.com>
1161 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1162 Defined to describe availability and behavior of CLZ.
1163 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1164 * config/cris/cris.opt: Tweak comment for "-metrax4".
1165 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1166 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1167 (count_leading_zeros): Define.
1169 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1171 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1173 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1176 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1179 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1181 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1182 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1183 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1184 sched-deps.c, sched-int.h, system.h, target.h,
1185 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1186 tree.def: Fix comment typos.
1188 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1190 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1191 (override_options): Turn on -mstrict-align on non-ColdFire
1193 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1195 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1197 * c-common.c (const_strip_array_types): Delete.
1198 * c-common.h (const_strip_array_types): Likewise.
1199 * emit-rtl.c (const_next_insn, const_previous_insn,
1200 const_next_nonnote_insn, const_prev_nonnote_insn,
1201 const_next_real_insn, const_prev_real_insn,
1202 const_next_active_insn, const_prev_active_insn, const_next_label,
1203 const_prev_label): Delete.
1204 * gimple-low.c (block_may_fallthru): Use expr_last.
1205 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1206 * rtl.h (const_previous_insn, const_next_insn,
1207 const_prev_nonnote_insn, const_next_nonnote_insn,
1208 const_prev_real_insn, const_next_real_insn,
1209 const_prev_active_insn, const_next_active_insn, const_prev_label,
1210 const_next_label): Delete.
1211 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1212 * system.h (CONST_CAST): Update comment.
1213 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1214 (const_first_stmt, const_last_stmt): Delete.
1215 (tree_block_ends_with_condjump_p): Use last_stmt.
1216 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1217 * tree-iterator.c (const_expr_first, const_expr_last,
1218 const_expr_only): Delete.
1219 * tree.c (const_lookup_attribute): Likewise.
1220 (attribute_list_contained): Use lookup_attribute.
1221 * tree.h (const_lookup_attribute, const_expr_first,
1222 const_expr_last, const_expr_only): Delete.
1224 2007-09-01 Richard Guenther <rguenther@suse.de>
1226 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1227 instead of TREE_THIS_VOLATILE.
1228 * tree-ssa-operands.c (add_virtual_operand): Do not set
1229 has_volatile_ops. Do not check s_ann for NULL.
1230 (get_indirect_ref_operands): Likewise.
1231 (get_expr_operands): Likewise. For all reference trees
1232 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1233 check base of reference for TREE_THIS_VOLATILE.
1235 2007-09-01 Richard Guenther <rguenther@suse.de>
1237 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1238 between integral types. Also allow conversions between
1241 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1243 * optabs.c (prepare_float_lib_cmp): Use
1244 libgcc_cmp_return_mode instead of word_mode.
1245 * config/dfp-bit.h: Likewise.
1246 * config/fp-bit.h: Likewise.
1247 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1249 (spu_libgcc_shift_count_mode): New function.
1250 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1251 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1253 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1255 * tree-pretty-print.c: Include output.h.
1256 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1257 HOST_WIDE_INT_PRINT_DEC.
1258 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1260 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1262 PR rtl-optimization/33224
1263 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1264 to the analysed region.
1266 2007-08-31 Richard Guenther <rguenther@suse.de>
1268 * function.c (allocate_struct_function): Do not set
1269 current_function_returns_pointer.
1270 * function.h (struct var_refs_queue): Remove.
1271 (struct simple_obstack_stack): Likewise.
1272 (struct function): Remove fixup_var_refs_queue member.
1273 Remove returns_pointer flag.
1274 (current_function_returns_pointer): Remove define.
1276 2007-08-31 Nick Clifton <nickc@redhat.com>
1278 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1279 secondary keys in order to obtain a stable sort.
1281 2007-08-31 Nick Clifton <nickc@redhat.com>
1284 * config/m32r/constraints.md: Add W constraint for integer zero.
1285 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1286 Fix length calculation by using alternatives.
1288 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1290 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1291 split out from expand_binop.
1292 (avoid_expensive_constant): New function.
1293 (expand_binop_directly): Remove commutative_op argument and
1294 (expand_binop_directly): Remove commutative_op argument and
1295 call cummutative_optab_p instead. Do not change op0 or op1
1296 when swapping xop0 and xop1. Apply avoid_expensive_constant
1297 to each argument after potential swapping. Enforce the
1298 canonical order of commutative operands.
1299 (expand_binop): Use shift_optab_p and commutative_optab_p.
1300 Update the calls to expand_binop_directly. Only force constants
1301 into registers when widening an operation. Only swap operands
1302 once a direct expansion has been rejected.
1303 (expand_twoval_binop): Only force constants into registers when
1304 using a direct expansion.
1306 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1308 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1309 (sched_analyze_insn): Don't postprocess speculative dependencies when
1310 target has no scheduling.
1311 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1312 'uninitialized' warning.
1314 2007-08-31 Richard Guenther <rguenther@suse.de>
1316 * tree.c (build_complex_type): Always set TYPE_NAME for
1319 2007-08-31 Olivier Hainque <hainque@adacore.com>
1321 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1322 internal macro. Default alignment factor for csect directives, chosen
1323 to match what BIGGEST_ALIGNMENT allows.
1324 (DATA_SECTION_ASM_OP): Use it.
1325 * config/rs6000/rs6000.c
1326 (rs6000_xcoff_output_readonly_section_asm_op):
1327 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1328 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1330 2007-08-31 Olivier Hainque <hainque@adacore.com>
1332 * dbxout.c (dbxout_block): Move declaration within the first
1333 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1334 block to include the definition, together with the associated
1337 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1338 Revital Eres <eres@il.ibm.com>
1340 * doc/invoke.texi (-mpaired): Document flag.
1341 * config.gcc: Include paired.h in powerpc extra_headers and
1342 750cl.h in powerpc-*-linux*paired*.
1343 * config/rs6000/rs6000.opt (-mpaired): New flag.
1344 * config/rs6000/rs6000.c (paired_init_builtins,
1345 paired_expand_builtin, paired_expand_lv_builtin,
1346 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1347 New functions to support the paired single builtin functions.
1348 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1349 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1351 (bdesc_paired_preds): New structure for paired predicate
1353 (rs6000_expand_builtin): Expand paired single builtins.
1354 (rs6000_init_builtins): Init paired single builtins.
1355 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1356 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1357 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1358 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1359 (rs6000_vector_mode_supported_p): Support paired vector mode.
1360 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1361 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1363 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1364 (DATA_ALIGNMENT): Likewise.
1365 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1366 (rs6000_builtins): Add PAIRED builtins.
1367 * config/rs6000/rs6000.md: Include paired.md.
1368 * config/rs6000/paired.h: New.
1369 * config/rs6000/paired.md: New.
1370 * config/rs6000/750cl.h: New.
1371 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1373 2007-08-30 Ollie Wild <aaw@google.com>
1375 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1376 * gcc.c (default_compilers): Add -fno-directives-only to
1377 @assembler-with-cpp.
1379 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1383 * regclass.c (initial_fixed_regs): Revert previous change and make
1385 (initial_call_used_regs): Likewise.
1386 (initial_call_really_used_regs): Delete, reverting previous addition.
1387 (initial_reg_names): Likewise.
1388 (init_reg_sets): Revert previous change.
1389 (saved_fixed_regs): New.
1390 (saved_call_used_regs): New.
1391 (saved_call_really_used_regs): New.
1392 (saved_reg_names): New.
1393 (save_register_info): New.
1394 (restore_register_info): New.
1395 (init_reg_sets_1): Replace reset of register info with call to
1396 restore_register_info.
1397 * rtl.h (save_register_info): Declare.
1398 * toplev.c (backend_init): Call save_register_info.
1400 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1402 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1403 from the original statement.
1405 2007-08-30 Chao-ying Fu <fu@mips.com>
1407 * c-lex.c (interpret_fixed): Declare.
1408 (interpret_float): Process _Fract and _Accum.
1409 (interpret_fixed): New function.
1410 * final.c (output_addr_const): Process CONST_FIXED.
1411 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1412 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1414 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1416 (simplify_immed_subreg): Support CONST_FIXED.
1417 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1418 (simplify_subreg): Support CONST_FIXED.
1420 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1422 * config/rs6000/ppu_intrinsics.h: New file.
1423 * config.gcc (powerpc*-*-* <extra_headers>): Install
1426 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1428 * cfg.c (dump_flow_info): Change to also print entry and exit
1430 * print-rtl.c (print_rtl_single): Allow to print rtl with
1433 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1435 * df-core.h (df_dump_region): New function.
1436 * df.h (df_dump_region): New function.
1437 * loop-invariant.c (find_defs): Add call to df_dump_region.
1438 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1441 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1444 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1445 true if any of the compare_section_name calls returned true,
1446 rather than if any returned false.
1448 2007-08-30 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/33199
1451 * tree-ssa-structalias.c (handle_lhs_call): New function.
1452 (find_func_aliases): In non-IPA mode make sure that for
1453 calls that return a pointer we add a constraint for the
1454 result to point to anything.
1456 2007-08-30 Richard Guenther <rguenther@suse.de>
1458 * doc/invoke.texi (-mveclibabi): Document new target option.
1459 * config/i386/i386.opt (-mveclibabi): New target option.
1460 * config/i386/i386.c (ix86_veclib_handler): Handler for
1461 vectorization library support.
1462 (override_options): Handle the -mveclibabi option, initialize
1463 the vectorization library handler.
1464 (ix86_builtin_vectorized_function): As fallback call the
1465 vectorization library handler, if set.
1466 (ix86_veclibabi_acml): New static function for ACML ABI style
1467 vectorization support.
1469 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1471 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1472 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1473 SImode and update m. Don't run gen_lowpart_common on arbitrary
1474 memory address, force it to register first.
1477 * dce.c (dce_process_block): Don't delete setters of
1478 artificially used registers.
1480 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1482 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1483 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1484 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1486 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1488 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1490 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1491 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1493 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1495 * system.h: Activate -Wcast-qual as warning-only.
1497 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1500 * config/rs6000/rs6000.c (compare_section_name): New function.
1501 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1504 2007-08-29 Olivier Hainque <hainque@adacore.com>
1506 * xcoffout.c: #include debug.h.
1507 * Makefile.in (xcoffout.o): Add debug.h dependency.
1509 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1511 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1512 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1514 2007-08-29 Richard Guenther <rguenther@suse.de>
1516 * tree-pretty-print.c (dump_generic_node): Print
1517 label DECL_UID as D.%u.
1518 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1520 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1522 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1523 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1525 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1528 * tree.c (build_type_attribute_qual_variant): Set canonical types
1529 on the final, unqualified attribute variant before building the
1532 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1534 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1535 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1537 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1540 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1541 * config/bfin/bfin.md (composev2hi): Put operands into vector
1544 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1546 * config/bfin/bfin.md (composev2hi): Put operands into vector
1549 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1551 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1552 attribute when appropriate.
1553 (bfin_handle_l1_text_attribute): New.
1554 (bfin_handle_l1_data_attribute): New.
1555 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1556 l1_data_A and l1_data_B.
1557 * doc/extend.texi (node Function Attributes): Document l1_text
1559 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1560 l1_data_A and l1_data_B variable attributes.
1562 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1564 * config/bfin/bfin.opt (minline-plt): Add.
1565 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1566 call to global functions.
1567 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1568 (Blackfin Options): Document -minline-plt.
1570 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1572 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1573 given a non-function.
1574 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1576 2007-08-28 DJ Delorie <dj@redhat.com>
1578 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1580 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1582 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1584 2007-08-28 Richard Guenther <rguenther@suse.de>
1586 * tree.h (struct tree_function_decl): Increase size of
1587 function_code bitfield.
1589 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1590 Kazu Hirata <kazu@codesourcery.com>
1592 * gcc/config/m68k/linux.h
1593 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1594 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1595 (m68k_return_in_memory): New.
1596 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1599 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1602 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1603 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1604 operand) when top VEC_SELECT extracts scalar element.
1605 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1606 (*vec_extract_v4sf_mem): Ditto.
1608 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1611 * passes.c (init_optimization_passes): Move pass_df_finish
1612 after pass_postreload sublist.
1614 PR rtl-optimization/33148
1615 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1616 (neg (lt X 0)) if X has scalar int mode.
1619 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1620 initializer, use build_vector_from_ctor if possible to create
1621 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1622 even after this, return NULL.
1624 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1626 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1628 2007-08-28 Richard Guenther <rguenther@suse.de>
1630 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1631 (struct tree_function_decl): Make function_code a bitfield.
1632 Add disregard_inline_limits flag.
1633 * cgraphunit.c (cgraph_process_new_functions): Check
1634 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1635 (cgraph_preserve_function_body_p): Likewise.
1636 * ipa-inline.c (compute_inline_parameters): Likewise.
1637 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1638 for GNU C extern inline functions.
1639 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1640 * tree-inline.c (disregard_inline_limits_p): Remove.
1641 * tree-inline.h (disregard_inline_limits_p): Likewise.
1642 * c-common.c (handle_always_inline_attribute): Set
1643 DECL_DISREGARD_INLINE_LIMITS.
1644 * langhooks.c (add_builtin_function): Verify the function code
1645 fits in the bitfield.
1647 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1648 Vladimir Yanovsky <yanov@il.ibm.com>
1649 Revital Eres <eres@il.ibm.com>
1650 Andrey Belevantsev <abel@ispras.ru>
1652 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1654 * modulo-sched.c: Add documentation regarding do-loop.
1655 (doloop_register_get): Change number of arguments to support
1656 the new do-loop pattern and check whether COUNT_REG has no other
1657 occurences in the loop besides in the control part.
1658 (duplicate_insns_of_cycles): Do not duplicate the insn which
1659 changes count_reg as it is already adjusted.
1660 (generate_prolog_epilog): New argument to support the new
1661 do-loop pattern. Change the subtract instruction to use
1662 expand_simple_binop. Call duplicate_insns_of_cycles with new
1664 (sms_schedule): Call doloop_register_get and
1665 generate_prolog_epilog with new argument. Do not handle loops
1666 with single sets insns with subreg in their lhs.
1667 * loop-doloop.c (doloop_optimize): Support for another do-loop
1669 (doloop_condition_get): Gets an instruction instead of a pattern
1670 and change the return condition when the do-loop pattern is
1672 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1673 deps when considering to not create edges.
1675 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1677 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1680 2007-08-27 Jason Merrill <jason@redhat.com>
1683 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1684 zero-sized types after calling gimplify_modify_expr_rhs.
1686 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1688 * regclass.c (init_reg_autoinc): Fix typo.
1690 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1692 Fix PR tree-optimization/33173
1693 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1695 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1698 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1699 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1702 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1703 David Ung <davidu@mips.com>
1704 Nigel Stephens <nigel@mips.com>
1706 Separate target-specific initialization from general
1707 back-end initialization.
1709 * toplev.c (init_alignments): New, split out from...
1710 (process_options): ...here.
1711 (backend_init_target): New, split out from...
1712 (backend_init): ...here.
1713 (lang_dependent_init_target): New, split out from...
1714 (lang_dependent_init): ...here.
1715 (target_reinit): New.
1716 * toplev.h (target_reinit): Declare.
1717 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1718 now can be called more than once. Update comments.
1719 * expr.h (init_expr_target): Likewise.
1720 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1721 now can be called more than once. Explicitly zero
1722 static_reg_base_value.
1723 * emit-rtl.c (init_emit_regs): New, split out from...
1724 (init_emit_once): Here.
1725 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1726 non-const, so that changes from command-line arguments can overwrite
1727 values provided by the static initializers.
1728 (initial_call_really_used_regs): New, used similarly to the above.
1729 (initial_reg_names): Likewise.
1730 (last_mode_for_init_move_cost): Promoted function-local static to
1731 file-scope static to make it accessible outside init_move_cost.
1732 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1733 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1734 reg_names since it is needed for parsing command-line options.
1735 (init_move_cost): Use last_mode_for_init_move_cost instead of
1736 function-local static.
1737 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1738 call_really_used_regs now. Reinitialize reg_names. Also
1739 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1740 reg_class_superunion. Clear losing_caller_save_reg_set.
1741 Preserve global registers if called more than once. Reset
1742 move cost, may_move_in_cost, may_move_out_cost, and
1743 last_mode_for_init_move_cost.
1744 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1745 can now be invoked more than once. Update comments.
1746 (init_regs): Update comments.
1747 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1748 and initial_call_really_used_regs, instead of the non-initial
1749 variables. This allows us to save the command-line register settings
1750 after target reinitialization.
1751 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1752 * rtl.h (init_emit_regs): Declare.
1753 (init_reg_modes_target, init_alias_target): Renamed as described
1755 * reload1.c (init_reload): Update comments.
1756 * optabs.c (init_optabs): Likewise.
1757 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1759 2007-08-26 Chao-ying Fu <fu@mips.com>
1761 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1764 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1766 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1768 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1770 * bb-reorder.c (copy_bb_p): Likewise.
1771 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1772 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1773 block_ends_with_condjump_p): Likewise.
1774 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1775 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1776 block_ends_with_condjump_p): Likewise.
1777 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1778 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1779 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1780 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1781 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1782 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1783 debug_true_const_tree instad of debug_true_tree.
1784 * debug.c (do_nothing_debug_hooks): Likewise.
1785 * debug.h (ignore_block, debug_true_const_tree): Constify.
1786 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1787 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1788 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1789 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1790 dbx_reg_number, is_based_loc, field_type,
1791 simple_type_align_in_bits, simple_decl_align_in_bits,
1792 simple_type_size_in_bits, field_byte_offset, insert_float,
1793 type_tag, member_declared_type, is_redundant_typedef,
1794 secname_for_decl, is_inlined_entry_point): Likewise.
1795 * emit-rtl.c (const_next_insn, const_previous_insn,
1796 const_next_nonnote_insn, const_prev_nonnote_insn,
1797 const_next_real_insn, const_prev_real_insn,
1798 const_next_active_insn, const_prev_active_insn, const_next_label,
1799 const_prev_label): Likewise.
1800 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1802 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1803 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1804 sched_insn_is_legitimate_for_speculation_p): Likewise.
1805 * jump.c (reversed_comparison_code_parts,
1806 reversed_comparison_code, reversed_comparison, condjump_label):
1808 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1809 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1811 * rtl.h (const_previous_insn, const_next_insn,
1812 const_prev_nonnote_insn, const_next_nonnote_insn,
1813 const_prev_real_insn, const_next_real_insn,
1814 const_prev_active_insn, const_next_active_insn, const_prev_label,
1815 const_next_label, modified_between_p, modified_in_p,
1816 const_note_storeskeep_with_call_p, condjump_label,
1817 reversed_comparison, reversed_comparison_code,
1818 reversed_comparison_code_parts, memory_modified_in_insn_p,
1819 stack_regs_mentioned): Likewise.
1820 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1821 keep_with_call_p): Likewise.
1822 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1823 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1824 sd_lists_size, sd_lists_empty_p): Likewise.
1825 * sched-int.h (sched_insns_conditions_mutex_p,
1826 haifa_classify_insn, no_real_insns_p,
1827 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1828 sd_lists_size, sd_lists_empty_p): Likewise.
1829 * sdbout.c (sdb_debug_hooks): Likewise.
1830 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1831 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1832 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1834 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1835 tree_can_throw_internal): Likewise.
1836 * tree-flow-inline.h (phi_nodes): Likewise.
1837 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1838 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1839 * tree-gimple.c (const_get_call_expr_in): Likewise.
1840 * tree-gimple.h (const_get_call_expr_in): Likewise.
1841 * tree.c (const_lookup_attribute, attribute_list_equal,
1842 attribute_list_contained): Likewise.
1843 * tree.h (attribute_list_equal, attribute_list_contained,
1844 const_lookup_attribute): Likewise.
1845 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1847 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1849 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1850 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1852 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1855 * config/alpha/constraints.md: Delete "svn:mime-type" property
1856 with svn propdel "svn:mime-type".
1858 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1861 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1862 non NOTE insn doesn't cross basic block.
1863 (noce_try_abs): Likewise.
1864 (noce_process_if_block): Likewise.
1866 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1869 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1870 operand without auto-inc-dec.
1871 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1872 offsettable_mem_operand.
1873 (floatunssidf2_internal): Same.
1874 (fix_truncdfsi2_internal): Same.
1875 (floatsidf_ppc64): Same.
1876 (floatunssidf_ppc64): Same.
1877 (fix_trunctfsi2_internal): Same.
1879 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1882 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1883 pass defines needed for version.c.
1885 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1887 * configure.ac (--debug-prefix-map check): Change assembler
1888 version presumed to have feature to 2.18.
1889 * configure: Regenerate.
1891 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1893 * c-common.c (vector_types_convertible_p,
1894 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1895 self_promoting_args_p): Constify.
1896 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1897 c_promoting_integer_type_p, self_promoting_args_p,
1898 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1899 * c-decl.c (anon_aggr_type_p): Likewise.
1900 * * c-dump.c (dump_stmt): Likewise.
1901 * c-objc-common.c (has_c_linkage): Likewise.
1902 * c-tree.h (same_translation_unit_p): Likewise.
1903 * c-typeck.c (null_pointer_constant_p,
1904 tagged_types_tu_compatible_p, function_types_compatible_p,
1905 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1906 comptypes_internal, struct tagged_tu_seen_cache,
1907 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1908 c_size_in_bytes): Likewise.
1909 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1910 hash_ptr, eq_ptr): Likewise.
1911 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1912 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1913 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1914 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1916 * optabs.c (optab_for_tree_code): Likewise.
1917 * optabs.h (optab_for_tree_code): Likewise.
1918 * rtl.h (simplify_rtx): Likewise.
1919 * simplify-rtx.c (simplify_rtx): Likewise.
1920 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1921 dump_flag, dump_node): Likewise.
1922 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1923 queue_and_dump_type, dump_flag): Likewise.
1924 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1925 * tree-pass.h (dump_node): Likewise.
1926 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1927 supportable_narrowing_operation): Likewise.
1928 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1929 supportable_narrowing_operation): Likewise.
1930 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1931 is_negative_overflow_infinity, is_positive_overflow_infinity,
1932 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1933 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1934 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1935 ssa_name_nonzero_p, fp_predicate): Likewise.
1936 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1937 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1938 ssa_name_nonnegative_p): Likewise.
1940 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1942 * config.gcc : Add x86_64-elf target.
1944 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1946 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1948 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1949 Nigel Stephens <nigel@mips.com>
1953 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1954 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1955 * expr.c (SET_BY_PIECES_P): Define.
1956 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1957 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1958 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1960 * expr.h (SET_RATIO): Define.
1961 (can_store_by_pieces, store_by_pieces): Update prototypes.
1962 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1963 can_store_by_pieces/store_by_pieces.
1964 (expand_builtin_memcpy_args): Likewise.
1965 (expand_builtin_strncpy): Likewise.
1966 (expand_builtin_memset_args): Likewise. Also remove special case
1967 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1968 decide what to do instead.
1969 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1970 to can_store_by_pieces.
1972 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1973 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1975 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1976 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1977 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1978 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1979 (STORE_BY_PIECES_P): Define.
1981 2007-08-24 Tom Tromey <tromey@redhat.com>
1983 * varpool.c (varpool_last_needed_node): Fix comment typo.
1984 * c-decl.c (duplicate_decls): Fix comment typo.
1985 (clone_underlying_type): Update comment.
1987 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1989 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1990 alpha_in_small_data_p, alpha_split_complex_arg,
1991 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1993 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1994 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1996 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1997 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1998 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1999 * config/darwin.c (darwin_binds_local_p): Likewise.
2000 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2002 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2003 i386_pe_valid_dllimport_attribute_p): Likewise.
2004 * config/i386/i386.c (ix86_function_regparm,
2005 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2006 x86_can_output_mi_thunk, ix86_mangle_type,
2007 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2008 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2009 i386_pe_binds_local_p): Likewise.
2010 * config/ia64/ia64.c
2011 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2012 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2013 ia64_invalid_conversion, ia64_invalid_unary_op,
2014 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2016 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2017 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2018 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2019 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2020 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2021 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2022 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2023 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2024 * config/pa/pa.c (pa_commutative_p): Likewise.
2025 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2027 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2028 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2029 rs6000_use_blocks_for_constant_p,
2030 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2031 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2032 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2033 * config/s390/s390.c (s390_mangle_type,
2034 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2036 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2037 th_in_small_data_p): Likewise.
2038 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2039 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2041 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2042 sparc_mangle_type): Likewise.
2043 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2044 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2045 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2047 * hooks.c (hook_bool_mode_const_rtx_false,
2048 hook_bool_mode_const_rtx_true,
2049 hook_bool_const_tree_hwi_hwi_const_tree_false,
2050 hook_bool_const_tree_hwi_hwi_const_tree_true,
2051 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2052 hook_constcharptr_const_tree_null,
2053 hook_constcharptr_const_rtx_null,
2054 hook_constcharptr_const_tree_const_tree_null,
2055 hook_constcharptr_int_const_tree_null,
2056 hook_constcharptr_int_const_tree_const_tree_null): New.
2057 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2058 hook_bool_tree_hwi_hwi_tree_false,
2059 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2060 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2061 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2062 hook_constcharptr_int_tree_null,
2063 hook_constcharptr_int_tree_tree_null): Delete.
2064 (default_can_output_mi_thunk_no_vcall): Constify.
2065 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2066 hook_bool_tree_hwi_hwi_tree_false,
2067 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2068 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2069 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2070 hook_constcharptr_int_tree_null,
2071 hook_constcharptr_int_tree_tree_null): Delete.
2072 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2073 hook_bool_const_tree_hwi_hwi_const_tree_false,
2074 hook_bool_const_tree_hwi_hwi_const_tree_true,
2075 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2076 hook_constcharptr_const_tree_null,
2077 hook_constcharptr_const_rtx_null,
2078 hook_constcharptr_const_tree_const_tree_null,
2079 hook_constcharptr_int_const_tree_null,
2080 hook_constcharptr_int_const_tree_const_tree_null): New.
2081 (default_can_output_mi_thunk_no_vcall): Constify.
2082 * integrate.c (function_attribute_inlinable_p): Likewise.
2083 * integrate.h (function_attribute_inlinable_p): Likewise.
2084 * jump.c (rtx_renumbered_equal_p): Likewise.
2085 * output.h (decl_readonly_section, categorize_decl_for_section,
2086 default_use_anchors_for_symbol_p, default_binds_local_p,
2087 default_binds_local_p_1): Likewise.
2088 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2090 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2091 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2092 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2093 TARGET_COMP_TYPE_ATTRIBUTES,
2094 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2095 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2096 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2097 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2098 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2099 * target.h (can_output_mi_thunk, needs_block_p,
2100 first_cycle_multipass_dfa_lookahead_guard_spec,
2101 vector_alignment_reachable, comp_type_attributes,
2102 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2103 commutative_p, use_blocks_for_constant_p,
2104 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2105 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2106 invalid_within_doloop, valid_dllimport_attribute_p,
2107 split_complex_arg, invalid_arg_for_unprototyped_fn,
2108 invalid_conversion, invalid_unary_op, invalid_binary_op):
2110 * targhooks.c (default_invalid_within_doloop,
2111 hook_invalid_arg_for_unprototyped_fn,
2112 default_builtin_vector_alignment_reachable): Likewise.
2113 (hook_bool_rtx_commutative_p): Delete.
2114 (hook_bool_const_rtx_commutative_p): New.
2115 * targhooks.h (default_invalid_within_doloop,
2116 default_builtin_vector_alignment_reachable,
2117 hook_invalid_arg_for_unprototyped_fn): Constify.
2118 (hook_bool_rtx_commutative_p): Delete.
2119 (hook_bool_const_rtx_commutative_p): New.
2120 * varasm.c (bss_initializer_p, decl_default_tls_model,
2121 categorize_decl_for_section, decl_readonly_section,
2122 default_use_anchors_for_symbol_p, default_binds_local_p,
2123 default_binds_local_p_1): Constify.
2125 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2127 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2128 __NO_BUILTIN if -fno-builtin.
2130 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2132 * config/bfin/bfin.c (print_operand): Report error instead of
2133 ICE for wrong operand.
2135 2007-08-24 Michael Matz <matz@suse.de>
2137 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2139 2007-08-24 Richard Guenther <rguenther@suse.de>
2142 * tree-ssa.c (useless_type_conversion_p): Split into a
2143 recursive and a non-recursive part.
2144 (useless_type_conversion_p_1): New function.
2145 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2146 from maybe_fold_offset_to_reference is trivially convertible
2147 to the desired type before doing the simplification.
2149 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2151 * expr.c (store_expr): Optimize initialization of an array
2153 * expr.h (builtin_strncpy_read_str): New prototype.
2154 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2157 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2160 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2161 field when initializing if_info structure.
2163 2007-08-24 Richard Guenther <rguenther@suse.de>
2165 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2167 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2168 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2169 * tree-inline.c (inlinable_function_p): Fold in common parts of
2170 the cannot_inline_tree_fn langhook.
2171 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2172 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2173 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2174 cannot_inline_tree_fn langhook.
2175 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2176 cannot_inline_tree_fn member.
2178 2007-08-24 Richard Guenther <rguenther@suse.de>
2180 * expr.c (get_inner_reference): Do computation of bitoffset
2181 from offset in a way we can detect overflow reliably.
2183 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2185 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2187 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2189 * config/bfin/bfin.opt (mfast-fp): Add.
2190 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2191 libbffastfp override libgcc if -mfast-fp.
2192 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2193 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2194 (Blackfin Options): Document -mfast-fp.
2196 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2198 PR tree-optimization/32573
2200 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2201 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2202 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2203 (build_classic_dist_vector): Return false rather than true if
2204 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2205 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2206 returned false. Don't call save_dist_v before calling
2207 build_classic_dist_vector_1.
2208 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2209 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2210 DDR_DIR_VECTS vectors.
2212 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2214 * configure.ac (leb128): Modify sed statement to work with any
2215 binutils version string.
2216 * configure: Regenerate
2218 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2220 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2221 Wrap in RTX_CODE macro guard.
2222 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2223 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2224 arm_mark_dllimport, arm_pe_encode_section_info,
2225 arm_pe_unique_section): Use ISO-C function declarations.
2226 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2227 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2228 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2230 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2231 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2233 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2235 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2236 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2237 (register_move_cost): Use ISO-C function declarations.
2238 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2239 * config/score/score-protos.h (score_declare_object): Add
2241 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2243 * final.c (profile_function): Avoid empty if-bodies.
2246 * calls.c (must_pass_in_stack_var_size,
2247 must_pass_in_stack_var_size_or_pad): Constify.
2248 * config/alpha/alpha-protos.h (function_value): Likewise.
2249 * config/alpha/alpha.c (alpha_return_in_memory,
2250 alpha_pass_by_reference, function_value,
2251 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2252 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2254 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2255 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2256 TARGET_PROMOTE_PROTOTYPES): Likewise.
2257 * config/arm/arm-protos.h (arm_return_in_memory,
2258 arm_pad_arg_upward, arm_function_value): Likewise.
2259 * config/arm/arm.c (arm_pass_by_reference,
2260 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2261 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2262 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2264 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2265 * config/avr/avr-protos.h (avr_function_value): Likewise.
2266 * config/avr/avr.c (avr_return_in_memory,
2267 gas_output_limited_string, gas_output_ascii, avr_function_value,
2268 avr_return_in_memory): Likewise.
2269 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2270 * config/bfin/bfin.c (bfin_pass_by_reference,
2271 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2272 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2274 * config/cris/cris.c (cris_pass_by_reference,
2275 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2276 * config/crx/crx.c (crx_return_in_memory): Likewise.
2277 * config/darwin.c (function_base, machopic_function_base_name):
2279 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2280 TARGET_PROMOTE_PROTOTYPES): Likewise.
2281 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2282 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2283 * config/i386/i386-protos.h (ix86_return_in_memory,
2284 ix86_sol10_return_in_memory): Likewise.
2285 * config/i386/i386.c (ix86_function_value,
2286 ix86_function_sseregparm, ix86_must_pass_in_stack,
2287 type_natural_mode, classify_argument, examine_argument,
2288 construct_container, ix86_pass_by_reference, function_value_32,
2289 function_value_64, ix86_function_value_1, return_in_memory_32,
2290 return_in_memory_64, return_in_memory_ms_64,
2291 ix86_return_in_memory, ix86_sol10_return_in_memory,
2292 TARGET_PROMOTE_PROTOTYPES): Likewise.
2293 * config/ia64/ia64-protos.h (ia64_function_value,
2294 ia64_hpux_function_arg_padding): Likewise.
2295 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2296 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2297 ia64_hpux_function_arg_padding): Likewise.
2298 * config/iq2000/iq2000-protos.h (function_arg,
2299 iq2000_function_value): Likewise.
2300 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2301 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2302 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2303 function_arg, iq2000_function_value): Likewise.
2304 * config/m32c/m32c-protos.h (m32c_function_value,
2305 m32c_promote_function_return): Likewise.
2306 * config/m32c/m32c.c (m32c_pass_by_reference,
2307 m32c_promote_prototypes, m32c_promote_function_return,
2308 m32c_function_value): Likewise.
2309 * config/m32r/m32r.c (m32r_return_in_memory,
2310 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2311 m32r_in_small_data_p): Likewise.
2312 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2314 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2315 m68hc11_function_arg_padding): Likewise.
2316 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2317 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2318 m68k_function_value): Likewise.
2319 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2320 mcore_function_value): Likewise.
2321 * config/mcore/mcore.c (handle_structs_in_regs,
2322 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2323 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2324 mcore_num_arg_regs, mcore_function_value): Likewise.
2325 * config/mips/mips-protos.h (mips_pad_arg_upward,
2326 mips_function_value): Likewise.
2327 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2328 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2329 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2330 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2331 mips_function_value): Likewise.
2332 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2334 * config/mmix/mmix.c (mmix_pass_by_reference,
2335 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2336 mmix_encode_section_info): Likewise.
2337 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2339 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2340 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2341 mn10300_function_value): Likewise.
2342 * config/mt/mt-protos.h (mt_function_value): Likewise.
2343 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2344 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2345 * config/pa/pa-protos.h (function_arg_padding, function_value,
2346 pa_return_in_memory): Likewise.
2347 * config/pa/pa.c (pa_pass_by_reference,
2348 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2349 function_arg_padding, function_value, pa_return_in_memory):
2351 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2352 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2353 function_arg_padding): Likewise.
2354 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2355 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2356 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2357 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2358 function_arg_padding, altivec_expand_dst_builtin,
2359 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2360 altivec_init_builtins, rs6000_common_init_builtins,
2361 rs6000_function_value): Likewise.
2362 * s390/s390-protos.h (s390_function_value): Likewise.
2363 * config/s390/s390.c (s390_function_arg_size,
2364 s390_pass_by_reference, s390_return_in_memory,
2365 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2366 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2367 * config/score/score-protos.h (score_function_value): Likewise.
2368 * config/score/score.c (score_arg_partial_bytes,
2369 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2370 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2371 score_pass_by_reference, score_add_offset, score_function_value):
2373 * config/sh/sh-protos.h (sh_attr_renesas_p,
2374 sh_promote_prototypes): Likewise.
2375 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2376 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2377 sh_attr_renesas_p): Likewise.
2378 * config/sparc/sparc-protos.h (function_value,
2379 function_arg_padding): Likewise.
2380 * config/sparc/sparc.c (sparc_promote_prototypes,
2381 sparc_return_in_memory, sparc_pass_by_reference,
2382 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2383 function_arg_record_value_2, function_arg_record_value_1,
2384 function_arg_record_value, function_arg_record_value,
2385 function_arg_padding, function_value): Likewise.
2386 * config/spu/spu-protos.h (spu_function_value): Likewise.
2387 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2388 spu_function_value): Likewise.
2389 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2391 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2392 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2393 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2395 * config/v850/v850.c (v850_return_in_memory,
2396 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2397 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2398 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2399 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2400 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2402 * explow.c (promote_mode, hard_function_value): Likewise.
2403 * expr.h (hard_function_value, promote_mode): Likewise.
2404 * function.c (aggregate_value_p): Likewise.
2405 * hooks.c (hook_bool_const_tree_true): New.
2406 * hooks.h (hook_bool_const_tree_true): New.
2407 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2408 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2409 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2410 TARGET_RETURN_IN_MSB): Likewise.
2411 * target.h (promote_function_args, promote_function_return,
2412 promote_prototypes, return_in_memory, return_in_msb,
2413 pass_by_reference, must_pass_in_stack, callee_copies,
2414 function_value): Likewise.
2415 * targhooks.c (default_return_in_memory,
2416 hook_pass_by_reference_must_pass_in_stack,
2417 hook_callee_copies_named,
2418 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2419 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2420 default_function_value): Likewise.
2421 * targhooks.h (default_return_in_memory,
2422 hook_pass_by_reference_must_pass_in_stack,
2423 hook_callee_copies_named,
2424 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2425 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2426 default_function_value): Likewise.
2427 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2428 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2429 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2430 * tree.c (needs_to_live_in_memory): Likewise.
2431 * tree.h (struct tree_type, needs_to_live_in_memory,
2432 aggregate_value_p, must_pass_in_stack_var_size,
2433 must_pass_in_stack_var_size_or_pad): Likewise.
2434 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2435 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2436 lookup_filename): Likewise.
2438 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2441 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2442 fake fcomi i387 instruction for !TARGET_CMOVE.
2443 (ix86_expand_branch): Expand natural sequence with one jump for
2444 all targets, not only TARGET_CMOVE.
2445 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2446 pattern to implement fake fcomi sequence. Split instruction after
2447 reload to correct compare sequences.
2448 (*cmpfp_xf_cc): Ditto.
2449 (*cmpfp_<mode>_cc): Ditto.
2450 (*cmpfp_u_cc): Ditto.
2451 (*cmpfp_<mode>_cc): Ditto.
2453 2007-08-23 Richard Guenther <rguenther@suse.de>
2455 * tree-pretty-print.c (dump_generic_node): Annotate
2456 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2458 2007-08-23 Richard Guenther <rguenther@suse.de>
2460 * builtins.c (expand_builtin_mathfn): Wrap argument in
2461 save_expr directly instead of re-building the call.
2462 (expand_builtin_mathfn_2): Likewise.
2463 (expand_builtin_mathfn_3): Likewise.
2464 (expand_builtin_interclass_mathfn): Likewise.
2465 (expand_builtin_int_roundingfn): Set arg.
2466 (expand_builtin_int_roundingfn_2): Likewise.
2468 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2470 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2471 *sse_nand<mode>3, *sse_xor<mode>3): New.
2473 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2475 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2476 * config/i386/i386.c (print_operand): Handle ';' code. Output
2477 semicolon for TARGET_MACHO.
2478 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2479 emit semicolon after 'lock' prefix.
2480 (sync_double_compare_and_swap<mode>): Ditto.
2481 (*sync_double_compare_and_swapdi_pic): Ditto.
2482 (*sync_compare_and_swap_cc<mode>): Ditto.
2483 (sync_double_compare_and_swap_cc<mode>): Ditto.
2484 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2485 (sync_old_add<mode>): Ditto.
2486 (sync_add<mode>): Ditto.
2487 (sync_sub<mode>): Ditto.
2488 (sync_ior<mode>): Ditto.
2489 (sync_and<mode>): Ditto.
2490 (sync_xor<mode>): Ditto.
2492 2007-08-22 Chao-ying Fu <fu@mips.com>
2494 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2496 (copy_rtx): Handle CONST_FIXED.
2497 (rtx_equal_p): Likewise.
2498 * rtl.h (fixed_value.h): New include.
2499 (rtx_def): Add a new field of fixed_value to u.
2500 (XCNMPFV): Define for accessing fixed_value.
2501 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2503 * rtl.def (CONST_FIXED): New constant.
2504 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2505 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2506 US_ASHIFT): New codes.
2507 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2508 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2509 unsigned_fract_convert, unsigned_sat_fract): Document them.
2510 * varasm.c (assemble_integer): Extend to support fixed-point constants
2511 by using different machine classes.
2512 (decode_addr_const): Handle FIXED_CST.
2513 (const_hash_1): Likewise.
2514 (compare_constant): Likewise.
2515 (copy_constant): Likewise.
2516 (const_rtx_hash_1): Handle CONST_FIXED.
2517 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2518 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2520 (initializer_constant_valid_p): Handle FIXED_CST.
2521 (output_constant): Support FIXED_POINT_TYPE.
2522 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2523 * cse.c (hash_rtx): Support CONST_FIXED.
2524 (exp_equiv_p): Likewise.
2525 (cannon_reg): Likewise.
2526 (fold_rtx): Likewise.
2527 (equiv_constant): Likewise.
2528 (cse_process_notes_1): Likewise.
2529 (count_reg_usage): Likewise.
2530 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2531 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2532 (wrap_constant): Check CONST_FIXED.
2533 (cselib_hash_rtx): Support CONST_FIXED.
2534 (cselib_subst_to_values): Likewise.
2535 * df-scan.c (df_uses_record): Likewise.
2536 * gcse.c (want_to_gcse_p): Likewise.
2537 (oprs_unchanged_p): Likewise.
2538 (oprs_not_set_p): Likewise.
2539 (compute_transp): Likewise.
2540 (extract_mentioned_regs_helper): Likewise.
2541 * genemit.c (gen_exp): Likewise.
2542 * local-alloc.c (equiv_init_varies_p): Likewise.
2543 (contains_replace_regs): Likewise.
2544 (memref_referenced_p): Likewise.
2545 * loop-invariant.c (check_maybe_invariant): Likewise.
2546 (hash_invariant_expr_1): Likewise.
2547 (invariant_expr_equal_p): Likewise.
2548 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2549 * regclass.c (reg_scan_mark_refs): Likewise.
2550 * regrename.c (scan_rtx): Likewise.
2551 * resource.c (mark_referenced_resources): Likewise.
2552 (mark_set_resources): Likewise.
2553 * rtlanal.c (rtx_unstable_p): Likewise.
2554 (rtx_varies_p): Likewise.
2555 (count_occurrences): Likewise.
2556 (reg_mentioned_p): Likewise.
2557 (modified_between_p): Likewise.
2558 (modified_in_p): Likewise.
2559 (volatile_insn_p): Likewise.
2560 (volatile_refs_p): Likewise.
2561 (side_effects_p): Likewise.
2562 (may_trap_p_1): Likewise.
2563 (inequality_comparisons_p): Likewise.
2564 (computed_jump_p_1): Likewise.
2565 (commutative_operand_precedence): Likewise.
2566 * sched-deps.c (sched_analyze_2): Likewise.
2567 * sched-vis.c (print_value): Likewise.
2568 * reload.c (operands_match_p): Likewise.
2569 (subst_reg_equivs): Likewise.
2570 * reload1.c (eliminate_regs_1): Likewise.
2571 (elimination_effects): Likewise.
2572 (scan_paradoxical_subregs): Likewise.
2573 * alias.c (rtx_equal_for_memref_p): Likewise.
2574 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2575 * emit-rtl.c (const_fixed_htab): New hash table.
2576 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2578 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2579 const_fixed_from_fixed_value): New functions.
2580 (verify_rtx_sharing): Handle CONST_FIXED.
2581 (copy_rtx_if_shared_1): Likewise.
2582 (reset_used_flags): Likewise.
2583 (set_used_flags): Likewise.
2584 (copy_insn_1): Likewise.
2585 (init_emit_once): Create const_fixed_htab.
2586 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2588 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2590 PR tree-optimization/32949
2591 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2592 before failing for ivs with non-constant step.
2594 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2596 * doc/md.texi (Iterators): Renamed from Macros. All contents
2597 changed to reflect rename of respectively define_code_macro and
2598 define_mode_macro to define_code_iterator and define_mode_iterator.
2599 (Mode Iterators, Code Iterators): Similar.
2600 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2601 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2602 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2603 (initialize_iterators, find_iterator, check_code_iterator)
2604 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2605 (read_mapping, read_rtx_1): Similar.
2606 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2607 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2608 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2609 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2610 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2611 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2612 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2613 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2614 config/rs6000/sync.md, config/rs6000/rs6000.md,
2615 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2616 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2617 config/vax/vax.md, config/bfin/bfin.md: Similar.
2619 2007-08-22 David Daney <ddaney@avtrex.com>
2621 * doc/install.texi (Testing): Mention testing on a simulator.
2623 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2625 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2627 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2628 and rearrange floating point conversion functions into different
2631 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2633 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2634 dfa_post_advance_cycle): New scheduler hooks.
2635 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2636 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2638 (TARGET_SCHED): Use them.
2639 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2640 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2641 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2643 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2644 function to facilitate debugging.
2645 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2646 (output_insn_has_dfa_reservation_p): New static function to output
2647 insn_has_dfa_reservation_p ().
2648 (write_automata): Use it.
2649 * genattr.c (main): Output declaration for
2650 insn_has_dfa_reservation_p ().
2652 2007-08-22 Christian Bruel <christian.bruel@st.com>
2653 Richard Guenther <rguenther@suse.de>
2655 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2656 * simplify_rtx (simplify_binary_operation_1): Likewise.
2658 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2660 PR rtl-optimization/32557
2661 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2662 of REGNO (mws->mw_reg).
2664 2007-08-22 Richard Guenther <rguenther@suse.de>
2667 * builtins.c (expand_builtin_int_roundingfn): Replace call
2668 argument wrapped with SAVE_EXPR directly.
2669 (expand_builtin_int_roundingfn_2): Likewise.
2671 2007-08-22 Richard Guenther <rguenther@suse.de>
2673 * tree-inline.c (inlinable_function_p): Restore disregarding
2674 inline limits for GNU extern inline functions.
2676 2007-08-22 Richard Guenther <rguenther@suse.de>
2679 * tree.c (host_integerp): Treat sizetype as signed as it is
2682 2007-08-21 Ian Lance Taylor <iant@google.com>
2684 PR tree-optimization/33134
2685 * tree-vrp.c (adjust_range_with_scev): Call
2686 set_value_range_to_value.
2688 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2690 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2693 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2695 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2698 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2700 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2701 cases to set eight bytes at a time.
2702 (expand_block_move): Likewise.
2704 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2707 * dwarf2out.c (gen_decl_die): Don't call
2708 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2710 2007-08-21 Paul Brook <paul@codesourcery.com>
2711 Nathan Sidwell <nathan@codesourcery.com>
2712 Mark Mitchell <mark@codesourcery.com>
2713 Joseph Myers <joseph@codesourcery.com>
2715 * configure.ac: Add --with-pkgversion and --with-bugurl.
2716 * configure: Regenerate.
2717 * doc/install.texi: Document them.
2718 * version.c (version_string): Remove VERSUFFIX.
2719 (VERSUFFIX): Remove.
2720 (pkgversion_string): New.
2721 (bug_report_url): Do not hard-code initializer.
2722 * version.h (pkgversion_string): Declare.
2723 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2725 (version.o): Define PKGVERSION and BUGURL.
2726 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2727 (%.pod): Define BUGURL.
2728 * gcc.c (process_command, main): Use pkgversion_string.
2729 * toplev.c (compile_file, print_version): Likewise.
2730 * protoize.c (main): Likewise.
2731 * gcov.c (print_version): Likewise. Update copyright date.
2732 * gcov-dump.c (print_version): Likewise. Update copyright date.
2733 * mips-tdump.c (main): Likewise. Update copyright date.
2734 * mips-tfile.c (main): Likewise. Update copyright date.
2735 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2736 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2737 shorten description.
2738 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2739 * doc/gccint.texi: Likewise.
2740 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2741 Update copyright date.
2743 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2745 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2746 (ix86_expand_strlensi_unroll_1): Ditto.
2747 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2748 (ix86_expand_carry_flag_compare): Update comment.
2750 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2753 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2754 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2756 2007-08-21 Richard Guenther <rguenther@suse.de>
2758 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2760 2007-08-21 Richard Guenther <rguenther@suse.de>
2763 * fold-const.c (fold_binary): Remove index +p PTR folding.
2764 Fix types of POINTER_PLUS_EXPR generated by folding of
2767 2007-08-20 Chao-ying Fu <fu@mips.com>
2769 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2770 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2771 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2772 (c_common_fixed_point_type_for_size): Declare.
2773 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2774 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2775 (c_token_starts_declspecs): Likewise.
2776 (c_parser_declspecs): Likewise.
2777 (c_parser_attributes): Likewise.
2778 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2779 (c_declspecs): Add saturating_p.
2780 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2781 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2782 _Sat. Handle RID_SAT.
2783 Avoid using void, bool, char, int, float, double, _Decimal32,
2784 _Decimal64, _Decimal128, and complex with _Sat.
2785 Handle RID_FRACT and RID_ACCUM.
2786 Make sure _Sat is used with _Fract or _Accum.
2787 (finish_declspecs): Handle cts_fract and cts_accum.
2788 * c-common.c (fixed-value.h): New include.
2789 (constant_expression_warning): Handle FIXED_CST.
2790 (overflow_warning): Likewise.
2791 (warnings_for_convert_and_check): Likewise.
2792 (c_common_fixed_point_type_for_size): New.
2793 (c_common_type_for_mode): Handle fixed-point modes to
2794 return various saturating/non-saturating, signed/unsigned types.
2795 (c_common_signed_or_unsigned_type): Support fixed-point types.
2796 (shorten_compare): Check fixed-point zero.
2797 Handle FIXED_POINT_TYPE.
2798 (c_common_truthvalue_conversion): Handle FIXED_CST.
2799 Handle FIXED_POINT_TYPE.
2800 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2802 (handle_mode_attribute): Handle fixed-point modes. Need to check
2803 if the signness of base type and fixed-point modes are consistent.
2804 (handle_vector_size_attribute): Handle fixed-point modes.
2805 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2806 (warn_for_div_by_zero): Check fixed-point zero.
2807 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2808 a common fixed-point type based on fbit, ibit, sign, and saturation.
2809 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2810 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2811 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2812 (convert_for_assignment): Support FIXED_POINT_TYPE.
2813 (digest_init): Handle FIXED_POINT_TYPE.
2814 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2815 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2816 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2817 GE_EXPR, LT_EXPR, GT_EXPR.
2818 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2819 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2820 * target.h (gcc_target): Add fixed_point_supported_p.
2821 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2822 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2823 (default_fixed_point_supported_p): Define.
2824 * targhooks.h (default_fixed_point_supported_p): Declare.
2825 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2826 * doc/install.texi (Configuration): Add --enable-fixed-point.
2827 * configure.ac (--enable-fixed-point): New to enable fixed-point
2828 arithmetic extension to C. For mips targets, we enable it by default.
2829 * configure, config.in: Regenerate.
2831 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2833 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2835 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2837 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2838 DWARF2_DEBUGGING_INFO.
2839 (cold_text_section_used): Same.
2840 (cold_text_section): Same.
2842 2007-08-20 Richard Guenther <rguenther@suse.de>
2844 * c-typeck.c (convert_for_assignment): Use the type of
2845 the member for the initialization.
2847 2007-08-20 Richard Guenther <rguenther@suse.de>
2849 * c-objc-common.c (c_disregard_inline_limits): Remove.
2850 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2851 * cgraphunit.c (cgraph_process_new_functions): Call
2852 disregard_inline_limits_p.
2853 (cgraph_preserve_function_body_p): Likewise.
2854 * ipa-inline.c (compute_inline_parameters): Likewise.
2855 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2857 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2858 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2859 disregard_inline_limits langhook.
2860 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2862 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2863 disregard_inline_limits langhook.
2864 * tree-inline.c (disregard_inline_limits_p): New function.
2865 * tree-inline.h (disregard_inline_limits_p): Declare.
2867 2007-08-20 Richard Guenther <rguenther@suse.de>
2869 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2870 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2871 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2872 auto_var_in_fn_p langhook.
2873 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2875 * tree.c (auto_var_in_fn_p): ... here.
2876 (find_var_from_fn): Call auto_var_in_fn_p directly.
2877 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2878 auto_var_in_fn_p langhook.
2879 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2880 (copy_body_r): Likewise.
2881 (self_inlining_addr_expr): Likewise.
2882 * tree.h (auto_var_in_fn_p): Declare.
2884 2007-08-20 Richard Guenther <rguenther@suse.de>
2886 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2887 (walk_type_fields): Take lh parameter.
2888 (walk_tree): Rename to ...
2889 (walk_tree_1): ... this. Do not call the walk_subtrees
2890 langhook but the now passed callback. Pass lh on recursion.
2891 (walk_tree_without_duplicates): Rename to ...
2892 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2893 and call walk_tree_1.
2894 * tree.h (walk_tree_lh): New typedef.
2895 (walk_tree_1): Declare.
2896 (walk_tree_without_duplicates_1): Likewise.
2897 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2898 (walk_tree_without_duplicates): New define to
2899 walk_tree_without_duplicates_1 with NULL lh parameter.
2900 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2901 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2903 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2904 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2905 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2908 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2911 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2912 code in front of the compacting of basic blocks.
2913 Move the folding of statements inbetween the cgraph checking
2914 and compacting of basic blocks.
2916 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2917 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2920 * config/alpha/alpha.c (va_list_skip_additions): Check for
2921 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2922 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2923 PLUS_EXPR when checking ap.__base.
2924 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2925 when doing addition on pointer types. Use size_int instead of
2927 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2928 ptr_type in the second operand.
2930 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2933 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2935 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2938 * cfgexpand.c (expand_one_register_var): Mark pointer
2939 DECL_ARTIFICIAL as REG_POINTER also.
2940 * stmt.c (expand_decl): Likewise.
2942 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2949 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2950 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2951 on_worklist argument and avoid adding things to worklist multiple
2953 (add_to_worklist): Ditto.
2954 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2955 single SFT is clobbered.
2956 (set_initial_properties): Ditto.
2957 (compute_call_clobbered): Update for changes to function
2959 (create_overlap_variables_for): Always create SFT for offset 0.
2960 (create_structure_vars): Handle PHI's, since we are in SSA form at
2962 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2963 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2965 (add_vars_for_offset): Figure out aliases from access + points-to.
2966 (add_virtual_operand): Use add_vars-for_offset.
2967 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2968 (add_call_clobber_ops): Remove makes_clobbering_call set.
2969 (get_expr_operands): Always pass through the INDIRECT_REF
2971 * tree-ssa-structalias.c (struct constraint_graph): Remove
2973 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2974 address_taken, pt_used, number_incoming.
2975 (FIRST_ADDR_NODE): Removed.
2976 (merge_graph_nodes): Remove broken code for the moment.
2977 (init_graph): New function.
2978 (build_pred_graph): Remove code to init_graph.
2979 Add location equivalence support.
2980 (struct scc_info): Rename roots to deleted.
2982 (init_scc_info): Ditto
2983 (init_topo_info): Use graph->size.
2984 (compute_topo_order): Ditto.
2985 (do_da_constraint): Removed.
2986 (do_sd_constraint): Remove calls to find().
2987 set_union_with_increment should always get 0 as last arg here.
2988 (do_complex_constraint): Replace do_da_constraint with assert.
2990 (struct equiv_class_label): New.
2991 (pointer_equiv_class_table): Ditto.
2992 (location_equiv_class_table): Ditto.
2993 (equiv_class_label_hash): Ditto.
2994 (equiv_class_label_eq): Ditto
2995 (equiv_class_lookup): Ditto.
2996 (equiv_class_ladd): Ditto.
2997 (pointer_equiv_class): Ditto.
2998 (location_equiv_class): Ditto.
2999 (condense_visit): Rename and rewrite from label_visit to do only
3000 SCC related stuff for HU.
3001 (label_visit): Do HU work for HU.
3002 (perform_var_substitution): Update to do HU and location
3004 (free_var_substitution_info): Update to free HU and location
3005 equivalence structures. */
3006 (find_equivalent_node): Update for pointer but not location
3008 (unite_pointer_equivalences): New function.
3009 (move_complex_constraints): Rewrite to only do moving.
3010 (rewrite_constraints): Split out of move_complex_constraints.
3011 (solve_graph): Use graph->size.
3012 (process_constraint_1): Add from_call argument, use it.
3013 Split *a = &b into two constraints.
3014 (process_constraint): Use new process_constraint_1.
3015 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3016 (get_constraint_for): Handle non-pointer integers properly.
3017 Remove code that used to handle structures.
3018 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3019 with unknown addends.
3020 (handle_rhs_call): New function.
3021 (find_func_aliases): Use handle_rhs_call.
3022 (set_uids_in_ptset): Add an assert.
3023 (set_used_smts): Fix bug in not considering unified vars.
3024 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3025 (compute_points_to_sets): Update for other function changes.
3026 (delete_points_to_sets): Ditto.
3027 (ipa_pta_execute): Ditto.
3028 (pass_ipa_pta): We need to update SSA after ipa_pta.
3030 2007-08-19 Jan Hubicka <jh@suse.cz>
3032 * i386.md: Replace "rim" and "mri" constraints by "g".
3034 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3036 * dwarf2out.c (text_section_used, cold_text_section_used,
3037 cold_text_section, dwarf2out_note_section_used): New.
3038 (dwarf2out_init): Initialize cold_text_section.
3039 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3040 dwarf2out_note_section_used.
3041 (size_of_aranges): Only count entry for text section if it was
3042 used. Count entry for cold text section if it was used.
3043 (output_aranges): Only output entries for text section and cold
3044 text section if they were used.
3046 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3048 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3050 (debug_generic_stmt): Likewise.
3051 (debug_tree_chain): Likewise.
3053 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3055 * tree-data-refs.c (split_constant_offset): Expose.
3056 * tree-data-refs.h (split_constant_offset): Add declaration.
3058 * tree-vectorizer.h (dr_alignment_support): Renamed
3059 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3060 Added a new value dr_explicit_realign.
3061 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3062 dr_offset, dr_step, and dr_aligned_to, along with new access
3063 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3064 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3065 STMT_VINFO_DR_ALIGNED_TO.
3067 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3069 In case of outer-loop vectorization with non-fixed misalignment - use
3070 the dr_explicit_realign scheme instead of the optimized realignment
3072 (new_stmt_vec_info): Initialize new fields.
3074 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3075 'nested_in_vect_loop' case. Change verbosity level.
3076 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3077 Don't fail on zero step in the outer-loop for loads.
3078 (vect_analyze_data_refs): Call split_constant_offset to calculate
3079 base, offset and init relative to the outer-loop.
3081 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3082 BSI function argument with a new function argument - at_loop.
3083 Simplify the condition that determines STEP. Takes additional argument
3084 INV_P. Support outer-loop vectorization (handle the
3085 nested_in_vect_loop case), including zero step in the outer-loop. Call
3086 vect_create_addr_base_for_vector_ref with additional argument.
3087 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3088 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3089 Fixed and simplified calculation of step.
3090 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3091 of bsi, and with additional argument. Call bump_vector_ptr with
3092 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3093 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3094 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3095 when the realignment setup needs to take place inside the loop.
3096 Support the dr_explicit_realign scheme. Allow generating the optimized
3097 realignment scheme for outer-loop vectorization. Added documentation.
3098 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3099 the 'nested_in_vect_loop' case, including loads that are invariant in
3100 the outer-loop and the realignment schemes. Handle the case when the
3101 realignment setup needs to take place inside the loop. Call
3102 vect_setup_realignment with additional arguments. Call
3103 vect_create_data_ref_ptr with additional argument and with loop instead
3104 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3105 (vect_gen_niters_for_prolog_loop): Call
3106 vect_create_addr_base_for_vector_ref with additional arguments.
3107 (vect_create_cond_for_align_checks): Likewise.
3108 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3109 scheme: takes additional argument bump; argument ptr_incr is now
3110 optional; updated documentation.
3111 (vect_init_vector): Takes additional argument (bsi). Use it, if
3112 available, to insert the vector initialization.
3113 (get_initial_def_for_induction): Pass additional argument in call to
3115 (vect_get_vec_def_for_operand): Likewise.
3116 (vect_setup_realignment): Likewise.
3117 (vectorizable_load): Likewise.
3119 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3121 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3122 as argument instead of struct loop.
3123 (nested_in_vect_loop_p): New function.
3124 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3126 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3127 from other phis in the loop.
3128 (destroy_loop_vec_info): Add additional argument to declaration.
3130 * tree-vectorizer.c (supportable_widening_operation): Also check if
3131 nested_in_vect_loop_p (don't allow changing the order in this case).
3132 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3133 of struct loop. Call nested_in_vect_loop_p and don't require
3134 flag_unsafe_math_optimizations if it returns true.
3135 (new_stmt_vec_info): When setting def_type for phis differentiate
3136 loop-header phis from other phis.
3137 (bb_in_loop_p): New function.
3138 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3139 just update their loop_vinfo. Order of BB traversal now matters -
3140 call dfs_enumerate_from with bb_in_loop_p.
3141 (destroy_loop_vec_info): Takes additional argument to control whether
3142 stmt_vinfo of the loop stmts should be destroyed as well.
3143 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3144 reduction stmt to be defines by a non loop-header phi.
3145 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3147 * tree-vect-transform.c (vectorizable_reduction): Call
3148 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3149 (vectorizable_call): Likewise.
3150 (vectorizable_conversion): Likewise.
3151 (vectorizable_operation): Likewise.
3152 (vectorizable_type_promotion): Likewise.
3153 (vectorizable_type_demotion): Likewise.
3154 (vectorizable_store): Likewise.
3155 (vectorizable_live_operation): Likewise.
3156 (vectorizable_reduction): Likewise. Also pass loop_info to
3157 vect_is_simple_reduction instead of loop.
3158 (vect_init_vector): Call nested_in_vect_loop_p.
3159 (get_initial_def_for_reduction): Likewise.
3160 (vect_create_epilog_for_reduction): Likewise.
3161 (vect_init_vector): Check which loop to work with, in case there's an
3163 (get_initial_def_for_inducion): Extend to handle outer-loop
3164 vectorization. Fix indentation.
3165 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3166 In the case vect_induction_def get the vector def from the induction
3167 phi node, instead of calling get_initial_def_for_inducion.
3168 (get_initial_def_for_reduction): Extend to handle outer-loop
3170 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3172 (vect_transform_loop): Change assert to just skip this case. Add a
3174 (vect_finish_stmt_generation): Add a couple asserts.
3176 (vect_estimate_min_profitable_iters): Multiply
3177 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3179 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3180 this is an inner-loop reduction in outer-loop vectorization.
3182 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3183 Same code as what used to be vect_analyze_scalar_cycles, only with
3184 additional argument loop, and loop_info passed to
3185 vect_is_simple_reduction instead of loop.
3186 (vect_analyze_scalar_cycles): Code factored out into
3187 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3188 Updated documentation.
3189 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3190 outer-loop vectorization that are live or not used in the outerloop,
3191 cause this requires special handling.
3192 (vect_enhance_data_refs_alignment): Don't consider versioning for
3194 (vect_analyze_data_refs): Check that there are no datarefs in the
3196 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3197 and vect_used_in_outer_by_reduction cases.
3198 (process_use): Also consider the case of outer-loop stmt defining an
3199 inner-loop stmt and vice versa.
3200 (vect_analyze_loop_1): New function.
3201 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3202 loops. Call vect_analyze_loop_1.
3203 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3204 been vectorized. Call destroy_loop_vec_info with additional argument.
3206 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3207 in the inner-loop when doing outer-loop vectorization. Add
3208 documentation and printout.
3209 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3210 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3212 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3214 * tree-affine.h (print_aff): New prototype.
3215 (debug_aff): Likewise.
3216 * tree-affine.c (print_aff): New function.
3217 (debug_aff): Likewise.
3219 2007-08-18 Paul Brook <paul@codesourcery.com>
3220 Joseph Myers <joseph@codesourcery.com>
3222 * common.opt (-fdebug-prefix-map=): New option.
3223 * opts.c: Include debug.h.
3224 (common_handle_option): Handle -fdebug-prefix-map.
3225 * final.c: Include ggc.h.
3226 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3227 remap_debug_filename): New.
3228 * Makefile.in (final.o, opts.o): Update dependencies.
3229 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3230 * configure.ac: Check for assembler --debug-prefix-map support.
3231 * configure, config.in: Regenerate.
3232 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3233 (ASM_DEBUG_SPEC): Include ASM_MAP.
3234 * doc/install.texi (--with-debug-prefix-map): Document.
3235 * doc/invoke.texi (-fdebug-prefix-map): Document.
3236 * dbxout.c (dbxout_init, dbxout_start_source_file,
3237 dbxout_source_file): Call remap_debug_filename.
3238 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3239 dwarf2out_start_source_file, dwarf2out_finish): Call
3240 remap_debug_filename.
3241 (file_table_relative_p): Do not check d->emitted_number.
3242 * toplev.c (output_file_directive): Call remap_debug_filename.
3243 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3244 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3246 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3248 * loop-invariant.c (find_invariants_to_move): Add missing macro
3251 2007-08-17 Tom Tromey <tromey@redhat.com>
3253 * tree.h (struct tree_label_decl): Removed old "java" fields.
3255 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3256 Nigel Stephens <nigel@mips.com>
3258 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3259 Treat -mno-data-in-code and -mcode-xonly as aliases for
3260 -mcode-readable=no and -mcode-readable=pcrel respectively.
3261 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3262 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3263 (MULTILIB_DIRNAMES): Update accordingly.
3265 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3267 * Makefile.in (version.o): Depend on $(REVISION) only if
3268 REVISION_s is defined.
3270 2007-08-17 Sa Liu <saliu@de.ibm.com>
3271 Ulrich Weigand <uweigand@de.ibm.com>
3274 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3275 use build_qualified_type to retain qualifiers of the base type.
3277 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3279 * config/score/score.md : Update pattern tablejump.
3280 * config/score/score.c : Update score_initialize_trampoline
3282 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3283 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3284 * doc/contrib.texi: Add my entry.
3286 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3288 * Makefile.in (REVISION): New.
3291 (version.o): Also depend on $(REVISION). Add
3292 -DREVISION=$(REVISION_s).
3294 * version.c (version_string): Add REVISION.
3296 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3298 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3299 of GOTO that's relocated to a different block.
3301 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3303 * c-common.c (const_strip_array_types): New.
3304 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3305 (const_strip_array_types): New.
3306 * c-objc-common.c (c_disregard_inline_limits,
3307 c_warn_unused_global_decl): Constify.
3308 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3309 c_vla_type_p, c_incomplete_type_error): Likewise.
3310 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3311 * hooks.c (hook_bool_const_tree_false): New.
3312 * hooks.h (hook_bool_const_tree_false): Likewise.
3313 * langhooks-def.h (lhd_warn_unused_global_decl,
3314 lhd_incomplete_type_error, lhd_expr_size,
3315 lhd_tree_inlining_disregard_inline_limits,
3316 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3317 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3318 * langhooks.c (lhd_warn_unused_global_decl,
3319 lhd_incomplete_type_error,
3320 lhd_tree_inlining_disregard_inline_limits,
3321 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3322 lhd_expr_size): Likewise.
3323 * langhooks.h (lang_hooks_for_tree_inlining,
3324 lang_hooks_for_tree_dump, lang_hooks_for_types,
3325 lang_hooks_for_decls, lang_hooks): Likewise.
3326 * pointer-set.c (pointer_set_t, pointer_set_create,
3327 pointer_set_contains, insert_aux, pointer_set_insert,
3328 pointer_set_traverse, pointer_map_t, pointer_map_create,
3329 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3331 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3332 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3333 pointer_map_traverse): Likewise.
3334 * predict.c (assert_is_empty): Likewise.
3335 * tree-affine.c (free_name_expansion): Likewise.
3336 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3337 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3338 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3340 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3342 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3344 (destroy_loop_vec_info): Add call to VEC_free.
3345 * tree-vectorizer.h (may_alias_ddrs): Define.
3346 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3347 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3348 Change reporting to dump.
3349 (vect_is_duplicate_ddr): New.
3350 (vect_mark_for_runtime_alias_test): New.
3351 (vect_analyze_data_ref_dependences) Add call to
3352 vect_mark_for_runtime_alias_test.
3353 (vect_enhance_data_refs_alignment): Define local variable
3354 vect_versioning_for_alias_required, don't perform
3355 peeling for alignment if versioning for alias is
3357 (vect_enhance_data_refs_alignment): Use
3358 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3359 PARAM_VECT_MAX_VERSION_CHECKS.
3360 * tree-vect-transform.c
3361 (vect_create_cond_for_alias_checks): New.
3362 (vect_transform_loop): Add call to
3363 vect_create_cond_for_alias_checks.
3364 (vect_vfa_segment_size): New.
3365 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3367 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3368 * gcc/doc/invoke.texi
3369 (vect-max-version-for-alignment-checks): Document.
3370 (vect-max-version-for-alias-checks): Document.
3371 (vect-max-version-checks): Remove.
3373 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3375 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3376 the same line as the instruction for all asm dialects.
3377 (*rep_movsi): Ditto.
3378 (*rep_movsi_rex64): Ditto.
3379 (*rep_movqi): Ditto.
3380 (*rep_movqi_rex64): Ditto.
3381 (*rep_stosdi_rex64): Ditto.
3382 (*rep_stossi): Ditto.
3383 (*rep_stossi_rex64): Ditto.
3384 (*rep_stosqi): Ditto.
3385 (*rep_stosqi_rex64): Ditto.
3386 (*cmpstrnqi_nz_1): Ditto.
3387 (*cmpstrnqi_nz_rex_1): Ditto.
3388 (*cmpstrnqi_1): Ditto.
3389 (*cmpstrnqi_rex_1): Ditto.
3390 (*strlenqi_1): Ditto.
3391 (*strlenqi_rex_1): Ditto.
3392 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3393 prefix on the same line as the instruction for all asm dialects.
3394 (sync_double_compare_and_swap<mode>): Ditto.
3395 (*sync_double_compare_and_swapdi_pic): Ditto.
3396 (*sync_compare_and_swap_cc<mode>): Ditto.
3397 (sync_double_compare_and_swap_cc<mode>): Ditto.
3398 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3399 (sync_old_add<mode>): Ditto.
3400 (sync_add<mode>): Ditto.
3401 (sync_sub<mode>): Ditto.
3402 (sync_ior<mode>): Ditto.
3403 (sync_and<mode>): Ditto.
3404 (sync_xor<mode>): Ditto.
3406 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3409 * reload.c (find_reloads): Check that the memory returned by
3410 find_reloads_toplev was not the result of forcing a constant
3412 (find_reloads_toplev): Always use simplify_gen_subreg to get
3413 the subreg of a constant. If the result is also a constant,
3414 but not a legitimate one, force it into the constant pool
3415 and reload its address.
3417 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3419 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3422 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3424 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3425 directive for the current vector ABI.
3427 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3430 * caller-save.c (reg_save_code): Set invalide status on restore code.
3432 2007-08-15 Diego Novillo <dnovillo@google.com>
3434 * tree-ssa-alias.c (compute_memory_partitions): Use
3435 alias_bitmap_obstack to allocate bitmaps.
3436 (reset_alias_info): Factor out of init_alias_info.
3437 Mark all name tags not associated to an SSA name for renaming.
3438 (init_alias_info): Call it.
3439 (create_name_tags): Tidy. Add comments.
3440 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3442 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3444 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3445 scheduler dependencies.
3447 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3449 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3451 (*iorsi_1_zext): Likewise.
3452 (*iorsi_1_zext_imm): Likewise.
3453 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3454 with "rm"/"xm" constraint.
3455 (sse2_vmsqrtv2df2): Likewise.
3457 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3460 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3463 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3465 * tree-pass.h (PROP_pta): Removed.
3466 (TODO_rebuild_alias): New.
3467 (pass_may_alias): Removed.
3468 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3469 aliasing if we changed something.
3470 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3472 (pass_may_alias): Removed.
3473 (create_structure_vars): Return TODO_rebuild_alias.
3474 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3475 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3477 (tree_sra_early): We never affect aliasing right now.
3478 * tree-flow.h (compute_may_aliases): New prototype.
3479 * passes.c: Remove pass_may_alias from the passes.
3480 (execute_function_todo): Support TODO_rebuild_alias.
3482 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3484 * i386.c: (legitimize_address): Move dllimported variable check
3485 infront of legitimizing pic address of CONST symbols.
3487 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3489 PR tree-optimization/32941
3490 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3491 (goto_queue_cmp): Remove.
3492 (find_goto_replacement): Change search method.
3493 (maybe_record_in_goto_queue): Add assert.
3494 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3495 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3497 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3499 * alias.c (component_uses_parent_alias_set): Constify.
3500 * alias.h (component_uses_parent_alias_set): Likewise.
3501 * cfgrtl.c (print_rtl_with_bb): Likewise.
3502 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3503 mpz_get_double_int): Likewise.
3504 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3505 mpz_get_double_int): Likewise.
3506 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3507 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3509 * expr.h (safe_from_p): Likewise.
3510 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3512 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3513 zero_sized_type, goa_lhs_expr_p): Likewise.
3514 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3515 * rtl.h (print_rtl_with_bb): Likewise.
3516 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3517 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3518 * tree-flow-inline.h (bb_stmt_list): Constify.
3519 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3521 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3522 const_first_stmt, const_last_stmt): New.
3523 (block_may_fallthru, empty_block_p): Constify.
3524 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3525 EXPR_ONLY_BODY): New.
3526 (expr_first, expr_last, expr_only): Use macro for body.
3527 (const_expr_first, const_expr_last, const_expr_only): New.
3528 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3529 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3530 ctsi_prev, ctsi_stmt): New.
3531 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3532 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3533 * tree-ssa-loop-niter.c (loop_only_exit_p,
3534 derive_constant_upper_bound): Likewise.
3535 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3536 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3537 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3538 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3539 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3540 * tree.c (get_type_static_bounds): Likewise.
3541 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3542 (get_type_static_bounds): Constify.
3544 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3547 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3548 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3549 (*<addsub><mode>3_cc_overflow): New.
3550 (*add<mode>3_cconly_overflow): New.
3551 (*sub<mode>3_cconly_overflow): New.
3552 (*<addsub>si3_zext_cc_overflow): New.
3553 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3554 CCCmode for LTU, GTU, LEU and GEU.
3555 (ix86_comparison_operator): Likewise.
3556 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3557 * config/i386/i386.c (put_condition_code): Support CCCmode.
3558 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3559 or MINUS expressions.
3561 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3564 * c-typeck.c (build_binary_op): Disallow vector float types with
3565 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3567 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3569 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3570 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3571 (dep_def): New typedef.
3572 (init_dep_1, sd_debug_dep): Declare functions.
3573 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3574 (debug_dep_links): Remove.
3575 (struct _deps_list): New field 'n_links'.
3576 (DEPS_LIST_N_LINKS): New macro.
3577 (FOR_EACH_DEP_LINK): Remove.
3578 (create_deps_list, free_deps_list, delete_deps_list): Remove
3580 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3581 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3582 (copy_deps_list_change_con, move_dep_link): Ditto.
3583 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3584 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3586 (INSN_BACK_DEPS): Remove.
3587 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3589 (INSN_DEP_COUNT): Remove.
3590 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3591 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3592 Declare global variables.
3593 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3594 (add_forw_dep, compute_forward_dependences): Remove declarations.
3595 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3596 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3597 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3599 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3601 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3602 (sd_list_types_def): New typedef.
3603 (sd_next_list): Declare function.
3604 (struct _sd_iterator): New type.
3605 (sd_iterator_def): New typedef.
3606 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3608 (FOR_EACH_DEP): New cycle wrapper.
3609 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3611 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3612 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3615 * sched-deps.c (init_dep_1): Make global.
3616 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3618 (dump_dep): New static function.
3619 (dump_dep_flags): New static variable.
3620 (sd_debug_dep): New function.
3621 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3623 (move_dep_link): Use remove_from_deps_list (), instead of
3625 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3626 (dep_link_is_detached_p): New static function.
3627 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3629 (dn_pool, dl_pool): New alloc_pools.
3630 (dn_pool_diff, dl_pool_diff): New static variables.
3631 (create_dep_node, delete_dep_node): New static function.
3632 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3633 (deps_list_empty_p): Make it static. Use 'n_links' field.
3634 (deps_pools_are_empty_p): New static function.
3635 (alloc_deps_list, delete_deps_list): Remove.
3636 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3637 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3638 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3639 (forward_dependency_cache): Remove.
3640 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3641 'back' from the names. Change signature to use dep_t instead of
3643 (add_back_dep): Ditto. Make global.
3644 (check_dep_status): Rename to check_dep ().
3645 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3647 (sd_finish_insn): Ditto.
3648 (sd_find_dep_between_no_cache): New static function.
3649 (sd_find_dep_between): New function.
3650 (ask_dependency_caches, set_dependency_caches): New static functions.
3651 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3652 (add_or_update_dep_1): Separate pieces of functionality into
3653 ask_dependency_caches (), update_dependency_caches (),
3654 change_spec_dep_to_hard (), update_dep ().
3655 (get_back_and_forw_lists): New static function.
3656 (sd_add_dep): Separate setting of dependency caches into
3657 set_dependency_caches ().
3658 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3660 (sd_delete_dep): Ditto.
3661 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3662 (dump_lists): New static function.
3663 (sd_debug_lists): New debug function.
3664 (delete_all_dependences, fixup_sched_groups): Update to use
3665 sd_* infrastructure.
3666 (sched_analyze_2): Create data-speculative dependency only if
3667 data-speculation is enabled.
3668 (sched_analyze_insn): If insn cannot be speculative, make all its
3669 dependencies non-speculative.
3670 (sched_analyze): Use sd_init_insn ().
3671 (add_forw_dep, compute_forward_dependencies): Remove.
3672 (delete_dep_nodes_in_back_deps): New static function.
3673 (sched_free_deps): New function.
3674 (init_dependency_caches): Init alloc_pools.
3675 (extend_depedency_caches): Update after removing of
3676 forward_dependency_cache.
3677 (free_dependency_caches): Ditto. Free alloc_pools.
3678 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3679 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3681 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3682 (add_dependence): Use init_dep ().
3683 (get_dep_weak_1): New static function.
3684 (get_dep_weak): Move logic to get_dep_weak_1 ().
3685 (dump_ds): New static function moved from haifa-sched.c:
3686 debug_spec_status ().
3687 (debug_ds): New debug function.
3688 (check_dep_status): Rename to check_dep (). Update to check whole
3691 * haifa-sched.c (spec_info): Make global.
3692 (added_recovery_block_p): Rename to
3693 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3694 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3695 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3696 to use new interfaces.
3697 (ok_for_early_queue_removal): Ditto.
3698 (schedule_block): Initialize logical uids of insns emitted by the
3700 (sched_init): Initialize new variable.
3701 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3703 (extend_global): Initialize insn data.
3704 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3705 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3707 (add_to_speculative_block): Update to use new interfaces.
3708 (create_recovery_block): Set new variables.
3709 (create_check_block_twin, fix_recovery_deps): Update to use new
3711 (sched_insn_is_legitimate_for_speculation_p): New function.
3712 (speculate_insn): Move checking logic to
3713 sched_insn_is_legitimate_for_speculation_p ().
3714 (sched_remove_insn): Finalize sched-deps information of instruction.
3715 (clear_priorities, add_jump_dependencies): Update to use new
3717 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3719 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3720 to use new interfaces.
3721 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3722 (new_ready): Try to use control speculation only if it is available.
3723 (add_branch_dependences): Update to use new interfaces.
3724 (compute_block_backward_dependences): Rename to
3725 compute_block_dependences (). Call
3726 targetm.sched.dependencies_evaluation_hook ().
3727 (free_block_dependencies): New static function.
3728 (debug_dependencies): Update to use new interfaces.
3729 (schedule_region): Remove separate computation of forward dependencies.
3730 Move call of targetm.sched.dependencies_evaluation_hook () to
3731 compute_block_dependences (). Free dependencies at the end of
3732 scheduling the region.
3734 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3736 (add_deps_for_risky_insns): Ditto.
3737 (schedule_ebb): Remove separate computation of forward dependencies.
3738 Free dependencies at the end of scheduling the ebb.
3740 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3741 (build_intra_loop_deps): Ditto. Remove separate computation of
3742 forward dependencies. Free sched-deps dependencies.
3744 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3745 to use new interfaces.
3746 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3748 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3750 (is_costly_group): Ditto.
3752 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3754 * alias.c (rtx_equal_for_memref_p): Constify.
3755 * basic-block.h (const_edge, const_basic_block): New.
3756 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3757 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3758 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3759 probably_never_executed_bb_p, edge_probability_reliable_p,
3760 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3761 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3763 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3764 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3766 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3767 flow_nodes_print, dfs_enumerate_from): Likewise.
3768 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3769 control_flow_insn_p, count_basic_blocks): Likewise.
3770 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3771 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3772 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3773 average_num_loop_insns, loop_exit_edge_p,
3774 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3775 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3776 average_num_loop_insns, seq_cost): Likewise.
3777 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3778 * dominance.c (dominated_by_p): Likewise.
3779 * emit-rtl.c (validate_subreg): Likewise.
3780 * except.c (can_throw_internal, can_throw_external): Likewise.
3781 * except.h (can_throw_internal, can_throw_external): Likewise.
3782 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3783 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3784 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3785 simple_mem, store_ops_ok, load_kills_store, find_loads,
3786 store_killed_in_insn, store_killed_after, store_killed_before,
3787 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3789 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3790 noce_mem_write_may_trap_or_fault_p): Likewise.
3791 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3793 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3795 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3796 probably_cold_bb_p, probably_never_executed_bb_p,
3797 edge_probability_reliable_p, br_prob_note_reliable_p,
3798 can_predict_insn_p): Likewise.
3799 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3800 * resource.c (return_insn_p): Likewise.
3801 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3803 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3804 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3805 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3806 verify_gimple_modify_stmt): Likewise.
3807 * tree-chrec.c (is_not_constant_evolution,
3808 is_multivariate_chrec_rec, is_multivariate_chrec,
3809 chrec_contains_symbols, chrec_contains_undetermined,
3810 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3811 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3812 eq_evolutions_p, scev_direction): Likewise.
3813 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3814 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3815 chrec_contains_symbols_defined_in_loop,
3816 chrec_contains_undetermined, tree_contains_chrecs,
3817 evolution_function_is_affine_multivariate_p,
3818 evolution_function_is_univariate_p, chrec_zerop,
3819 evolution_function_is_constant_p, evolution_function_is_affine_p,
3820 evolution_function_is_affine_or_constant_p,
3821 tree_does_not_contain_chrecs, chrec_type): Likewise.
3822 * tree-data-ref.c (tree_fold_divides_p,
3823 object_address_invariant_in_loop_p, dr_may_alias_p,
3824 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3825 same_access_functions, constant_access_functions,
3826 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3828 * tree-flow.h (scev_direction): Likewise.
3829 * tree-gimple.c (is_gimple_stmt): Likewise.
3830 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3832 * tree-pretty-print.c (op_prio): Likewise.
3833 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3834 analyzable_condition, backedge_phi_arg_p): Likewise.
3835 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3836 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3837 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3840 2007-08-13 Dan Hipschman <dsh@google.com>
3843 * c-format.c (check_format_arg): Move check for zero-length
3844 format strings below the check for unterminated strings.
3846 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3849 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3852 2007-08-13 Nick Clifton <nickc@redhat.com>
3854 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3856 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3859 * c-format.c (gcc_gfc_length_specs): New array.
3860 (gcc_gfc_char_table): Add unsigned specifier, and references to
3861 the l length modifier.
3862 (format_types_orig): Use the new gcc_gfc_length_specs.
3864 2007-08-12 Sa Liu <saliu@de.ibm.com>
3866 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3867 and with REG_RETVAL note after split.
3869 2007-08-11 David Daney <ddaney@avtrex.com>
3871 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3872 as ATTRIBUTE_UNUSED.
3874 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3875 Segher Boessenkool <segher@kernel.crashing.org>
3877 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3878 HAVE_LOCAL_CPU_DETECT not defined.
3880 2007-08-11 Jan Hubicka <jh@suse.cz>
3882 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3883 (cgraph_process_new_functions): Honor previous value of
3884 disregard_inline_limits.
3885 * ipa-inline.c (compute_inline_parameters): Likewise.
3887 2007-08-11 Ian Lance Taylor <iant@google.com>
3889 * alias.h (alias_set_type): Define new type.
3890 (ALIAS_SET_MEMORY_BARRIER): Use it.
3891 * rtl.h: Include alias.h.
3892 (struct mem_attrs): Use alias_set_type.
3893 * tree.h: Include alias.h
3894 (struct tree_type): Use alias_set_type.
3895 (struct tree_struct_field_tag): Likewise.
3896 (struct tree_decl_common): Likewise.
3897 * alias.c (struct alias_set_entry): Use alias_set_type.
3898 (get_alias_set_entry, alias_set_subset_of): Likewise.
3899 (alias_sets_conflict_p): Likewise.
3900 (alias_sets_must_conflict_p): Likewise.
3901 (objects_must_conflict_p): Likewise.
3902 (get_alias_set, new_alias_set): Likewise.
3903 (record_alias_subset, record_component_aliases): Likewise.
3904 (varargs_set, frame_set): Change to alias_set_type.
3905 (get_varargs_alias_set): Use alias_set_type.
3906 (get_frame_alias_set): Likewise.
3907 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3908 * dse.c (struct store_info): Use alias_set_type.
3909 (struct read_info, struct clear_alias_mode_holder): Likewise.
3910 (clear_alias_set_lookup, canon_address): Likewise.
3911 (record_store, check_mem_read_rtx): Likewise.
3912 (dse_record_singleton_alias_set): Likewise.
3913 (dse_invalidate_singleton_alias_set): Likewise.
3914 * emit-rtl.c (get_mem_attrs): Likewise.
3915 (set_mem_attributes_minus_bitpos): Likewise.
3916 (set_mem_alias_set): Likewise.
3917 * expr.c (store_constructor_field, store_field): Likewise.
3918 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3919 * langhooks.c (lhd_get_alias_set): Likewise.
3920 * langhooks-def.h (lhd_get_alias_set): Likewise.
3921 * reload1.c (alter_reg): Likewise.
3922 * tree-flow.h (struct fieldoff): Likewise.
3923 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3924 (may_alias_p, get_smt_for, create_sft): Likewise.
3925 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3926 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3927 (merge_smts_into): Likewise.
3928 * varasm.c (const_alias_set): Likewise.
3929 * c-common.c (strict_aliasing_warning): Likewise.
3930 (c_common_get_alias_set): Likewise.
3931 * dse.h (dse_record_singleton_alias_set): Update declaration.
3932 (dse_invalidate_singleton_alias_set): Likewise.
3933 * emit-rtl.h (set_mem_alias_set): Likewise.
3934 * c-common.h (c_common_get_alias_set): Likewise.
3935 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3936 * print-tree.c (print_node): Likewise.
3937 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3939 (alpha_setup_incoming_varargs): Use alias_set_type.
3940 * config/i386/i386.c (setup_incoming_varargs_64): Use
3942 (setup_incoming_varargs_ms_64): Likewise.
3943 (ix86_GOT_alias_set): Likewise.
3944 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3945 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3946 (set): Change to alias_set_type.
3947 (get_TOC_alias_set): Use alias_set_type.
3948 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3950 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3951 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3953 (struct_value_alias_set): Likewise.
3954 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3956 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3958 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3959 * config/vxworks.h (TARGET_VXWORKS): Override.
3960 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3961 "mips" if TARGET_VXWORKS.
3963 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3965 * calls.c (avoid_likely_spilled_reg): New function.
3966 (expand_call): Use it.
3968 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3970 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3972 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3974 * config/mips/predicates.md (const_call_insn_operand): Invoke
3975 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3977 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3980 * config/rs6000/driver-rs6000.c: Include link.h.
3981 Use ElfW instead of wordsize-specif typedef.
3983 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3985 * system.h (CONST_CAST): New.
3986 * c-decl.c (c_make_fname_decl): Use it.
3987 * c-lex.c (cb_ident, lex_string): Likewise.
3988 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3989 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3990 give_switch, set_multilib_dir): Likewise.
3991 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3992 * passes.c (execute_one_pass): Likewise.
3993 * prefix.c (update_path): Likewise.
3994 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3995 * tree.c (build_string): Likewise.
3997 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3999 * tree-flow-inline.h (is_exec_stmt): Remove.
4000 (is_label_stmt): Remove.
4001 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4004 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4006 * lower-subreg.c (resolve_shift_zext): Don't adjust
4007 src_reg_num for wordmode operands.
4009 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4010 David Ung <davidu@mips.com>
4012 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4013 (TARGET_SCHED_REORDER2): Define.
4014 (mips_maybe_swap_ready): New.
4015 (mips_last_74k_agen_insn): New.
4016 (mips_74k_agen_init): New.
4017 (mips_74k_agen_reorder): New function to group loads and stores
4019 (mips_sched_init): New.
4020 (mips_sched_reorder): Don't do initialization here. Call
4021 mips_74k_agen_reorder.
4022 (mips_variable_issue): Call mips_74k_agen_init.
4024 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4026 * tree-flow-inline.h (get_filename): Remove.
4028 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4030 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4032 (mips_fetch_insns): Delete in favor of...
4033 (mips_load_store_insns): ...this new function.
4034 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4035 to say whether multiword moves _might_ be split.
4036 (mips_fetch_insns): Delete in favor of...
4037 (mips_load_store_insns): ...this new function.
4038 (mips_rtx_costs): Update the call to mips_address_insns.
4039 (mips_address_cost): Likewise.
4040 * config/mips/mips.md (length): Use mips_load_store_insns instead
4041 of mips_fetch_insns.
4042 * config/mips/constraints.md (R): Use mips_address_insns rather
4043 than mips_fetch_insns. Assume that the move never needs to be split.
4045 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4047 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4048 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4049 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4050 * config/mips/mips.h (mips16_hard_float): Delete.
4051 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4052 definitions, and replace with....
4053 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4054 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4055 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4056 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4057 (override_options): Replace MASK_SOFT_FLOAT references with
4058 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4059 and mips16_hard_float when TARGET_MIPS16.
4061 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4064 * c-typeck.c (build_binary_op): Check for non pointer types before
4065 calling int_fits_type_p.
4067 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4070 * fold-const.c (omit_one_operand): Return only the ommitted expression
4071 if the result is an empty statement.
4072 (pedantic_omit_one_operand): Likewise.
4074 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4076 * c-typeck.c (readonly_error): Improve error for assignment.
4078 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4080 (pp_c_expression): Ditto.
4082 2007-08-09 Simon Baldwin <simonb@google.com>
4084 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4085 break that was preventing simplify_associative_operation() for xor.
4087 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4088 Nigel Stephens <nigel@mips.com>
4090 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4091 Document change in interpretation of value from boolean to
4093 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4094 ffs and ctz using clz.
4095 (expand_unop): Call them.
4096 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4098 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4099 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4100 enable the new ffs expansion on this target.
4102 2007-08-09 Jan Hubicka <jh@suse.cz>
4104 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4105 (expand_ternary_op): Likewise.
4106 (expand_vec_shift_expr): Likewise.
4107 (expand_binop_directly): Likewise.
4108 (expand_binop): Likewise.
4109 (sign_expand_binop): Likewise.
4110 (expand_twoval_unop): Likewise.
4111 (expand_twoval_binop): Likewise.
4112 (expand_twoval_binop_libfunc): Likewise.
4113 (widen_clz): Likewise.
4114 (widen_bswap): Likewise.
4115 (expand_parity): Likewise.
4116 (expand_unop): Likewise.
4117 (expand_abs_nojump): Likewise.
4118 (expand_copysign): Likewise.
4119 (emit_no_conflict_block): Likewise.
4120 (emit_libcall_block): Likewise.
4121 (can_compare_p): Likewise.
4122 (prepare_cmp_insn): Likewise.
4123 (emit_cmp_and_jump_insn_1): Likewise.
4124 (prepare_float_lib_cmp): Likewise.
4125 (emit_conditional_add): Likewise.
4126 (gen_add2_insn): Likewise.
4127 (have_add2_insn): Likewise.
4128 (gen_sub2_insn): Likewise.
4129 (have_sub2_insn): Likewise.
4130 (can_extend_p): Likewise.
4131 (can_fix_p): Likewise.
4132 (can_float_p): Likewise.
4133 (expand_float): Likewise.
4134 (expand_fix): Likewise.
4135 (expand_sfix_optab): Likewise.
4136 (new_optab): Likewise.
4137 (new_convert_optab): Likewise.
4138 (init_libfuncs): Likewise.
4139 (init_interclass_conv_libfuncs): Likewise.
4140 (init_intraclass_conv_libfuncs): Likewise.
4141 (set_conv_libfunc): Likewise.
4142 (init_optabs): Likewise.
4143 (debug_optab_libfuncs): Likewise.
4144 (gen_cond_trap): Likewise.
4145 * optabs.h (optab_handler, convert_optab_hanlder): New.
4146 * genopinit.c: Update optabs generation table.
4147 * reload.c (find_reloads_address_1): Use optabs accestors.
4148 * builtins.c (expand_builtin_mathfn): Likewise.
4149 (expand_builtin_mathfn_2): Likewise.
4150 (expand_builtin_mathfn_3): Likewise.
4151 (expand_builtin_interclass_mathfn): Likewise.
4152 (expand_builtin_sincos): Likewise.
4153 (expand_builtin_cexpi): Likewise.
4154 (expand_builtin_powi): Likewise.
4155 (expand_builtin_strlen): Likewise.
4156 * dojump.c (do_jump): Likewise.
4157 * expr.c (convert_move): Likewise.
4158 (move_by_pieces): Likewise.
4159 (move_by_pieces_ninsns): Likewise.
4160 (can_store_by_pieces): Likewise.
4161 (store_by_pieces_1): Likewise.
4162 (emit_move_via_integer): Likewise.
4163 (emit_move_complex): Likewise.
4164 (emit_move_ccmode): Likewise.
4165 (emit_move_insn_1): Likewise.
4166 (emit_single_push_insn): Likewise.
4167 (store_constructor): Likewise.
4168 (expand_expr_real_1): Likewise.
4169 (do_store_flag): Likewise.
4170 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4171 (enumerate_modes): Likewise.
4172 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4173 (supportable_widening_operation): Likewise.
4174 (supportable_narrowing_operation): Likewise.
4175 * expmed.c (store_bit_field_1): Likewise.
4176 (extract_bit_field_1): Likewise.
4177 (expand_mult_highpart_optab): Likewise.
4178 (expand_smod_pow2): Likewise.
4179 (expand_divmod): Likewise.
4180 (emit_store_flag): Likewise.
4181 * tree-vect-patterns.c
4182 (vect_pattern_recog_1): Likewise.
4183 * tree-ssa-loop-prefetch.c
4184 (nontemporal_store_p): Likewise.
4185 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4186 (vect_create_epilog_for_reduction): Likewise.
4187 (vectorizable_reduction): Likewise.
4188 (vectorizable_operation): Likewise.
4189 (vect_strided_store_supported): Likewise.
4190 (vectorizable_store): Likewise.
4191 (vect_strided_load_supported): Likewise.
4192 (vectorizable_load): Likewise.
4193 * combine.c (simplify_comparison): Likewise.
4194 * tree-vect-generic.c
4195 (type_for_widest_vector_mode): Likewise.
4196 (expand_vector_operations_1): Likewise.
4197 * config/spu/spu.c (spu_expand_mov): Likewise.
4198 (spu_emit_vector_compare): Likewise.
4199 * config/rs6000/rs6000.c
4200 (rs6000_emit_vector_compare): Likewise.
4201 * stmt.c (add_case_node): Likewise.
4202 * reload1.c (gen_reload):
4204 2007-08-09 Michael Matz <matz@suse.de>
4206 * tree.h (fixed_zerop): Declare as taking a const_tree.
4207 * tree.c (fixed_zerop): Take a const_tree.
4209 2007-08-09 Ira Rosen <irar@il.ibm.com>
4211 * tree-vect-transform.c (vectorizable_store): Remove call to
4212 copy_virtual_operands() and call mark_symbols_for_renaming() for
4213 the created vector store.
4214 (vect_setup_realignment): Don't call copy_virtual_operands() and
4215 update_vuses_to_preheader().
4216 (vectorizable_load): Don't call copy_virtual_operands().
4217 (update_vuses_to_preheader): Remove.
4219 2007-08-08 Chao-ying Fu <fu@mips.com>
4221 * tree.def (FIXED_POINT_TYPE): New type.
4222 (FIXED_CST): New constant.
4223 (FIXED_CONVERT_EXPR): New expr.
4224 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4225 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4226 * tree.h (struct tree_base): Add saturating_flag.
4227 Remove one bit of spare for saturating_flag.
4228 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4229 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4230 FIXED_POINT_TYPE_P): Define.
4231 (TYPE_SATURATING): Define.
4232 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4233 (struct tree_fixed_cst): New.
4234 (TYPE_IBIT, TYPE_FBIT): Define.
4235 (tree_node): Add fixed_cst.
4236 (enum tree_index): Add new enumeration values of
4237 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4238 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4239 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4240 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4241 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4242 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4243 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4244 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4245 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4246 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4247 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4248 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4249 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4250 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4251 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4252 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4253 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4254 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4255 (sat_short_fract_type_node, sat_fract_type_node,
4256 sat_long_fract_type_node, sat_long_long_fract_type_node,
4257 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4258 sat_unsigned_long_fract_type_node,
4259 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4260 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4261 unsigned_short_fract_type_node, unsigned_fract_type_node,
4262 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4263 sat_short_accum_type_node, sat_accum_type_node,
4264 sat_long_accum_type_node, sat_long_long_accum_type_node,
4265 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4266 sat_unsigned_long_accum_type_node,
4267 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4268 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4269 unsigned_short_accum_type_node, unsigned_accum_type_node,
4270 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4271 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4272 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4273 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4274 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4275 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4276 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4277 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4278 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4279 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4280 sat_uda_type_node, sat_uta_type_node): New macro.
4281 (make_fract_type, make_accum_type): Declare.
4282 (make_signed_fract_type, make_unsigned_fract_type,
4283 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4284 make_signed_accum_type, make_unsigned_accum_type,
4285 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4286 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4287 make_or_reuse_sat_signed_fract_type,
4288 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4289 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4290 make_or_reuse_sat_unsigned_accum_type): New macro.
4291 (fixed_zerop): Declare.
4292 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4293 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4294 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4295 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4296 * treestruct.def: Add TS_FIXED_CST.
4297 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4299 (tree-dump.o): Likewise.
4300 (print-tree.o): Likewise.
4301 (tree-pretty-print.o): Likewise.
4302 (fold-const.o): Likewise.
4303 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4304 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4305 (is_gimple_min_invariant): Handle FIXED_CST.
4306 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4307 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4308 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4309 (layout_type): Handle FIXED_POINT_TYPE.
4310 (make_fract_type, make_accum_type): New functions.
4311 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4312 * tree-dump.c (fixed-value.h): New include.
4313 (dump_fixed): New function.
4314 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4315 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4316 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4317 * tree-pretty-print.c (fixed-value.h): New include.
4318 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4320 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4321 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4322 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4323 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4324 for non-saturating fixed-point types.
4325 (reassociate_bb): Likewise.
4326 * emit-rtl.c (fixed-value.h): New include.
4327 (fconst0, fconst1): New array.
4328 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4329 * tree-vect-generic.c expand_vector_operation): Support
4330 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4332 (type_for_widest_vector_mode): Add one parameter for the
4334 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4336 Pass the satp parameter to type_for_mode for fixed-point types.
4337 (expand_vector_operations_1): Pass the saturating flag to
4338 type_for_widest_vector_mode.
4339 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4340 and MODE_VECTOR_UACCUM.
4341 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4342 (vectorizable_condition): Likewise.
4343 * tree.c (fixed-value.h): New include.
4344 (tree_code_size): Support FIXED_CST.
4345 (build_fixed): New function.
4346 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4347 (fixed_zerop): New function.
4348 (tree_node_structure): Support FIXED_CST.
4349 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4350 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4351 (type_hash_eq): Handle FIXED_POINT_TYPE.
4352 (simple_cst_equal): Support FIXED_CST.
4353 (iterative_hash_expr): Handle FIXED_CST.
4354 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4355 (get_narrower): Likewise.
4356 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4357 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4358 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4359 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4361 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4362 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4363 (initializer_zerop): Support FIXED_CST.
4364 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4365 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4366 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4367 (is_base_type): Handle FIXED_POINT_TYPE.
4368 (add_type_attribute): Handle FIXED_POINT_TYPE.
4369 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4370 * print-tree.c (fixed-value.h): New include.
4371 (print_node_brief): Support FIXED_CST.
4372 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4373 * c-pretty-print.c (fixed-value.h): New include.
4374 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4375 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4376 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4377 Support fixed-point types for inner items in VECTOR_TYPE.
4378 (pp_c_direct_declarator): Likewise.
4379 (pp_c_declarator): Likewise.
4380 (pp_c_fixed_constant): New function.
4381 (pp_c_constant): Handle FIXED_CST.
4382 (pp_c_primary_expression): Likewise.
4383 (pp_c_expression): Likewise.
4384 * fold-const.c (fixed-value.h): New include.
4385 (negate_expr_p): Return true for FIXED_CST.
4386 (fold_negate_expr): Support FIXED_CST.
4387 (split_tree): Support FIXED_CST.
4388 (const_binop): Support FIXED_CST.
4389 (fold_convert_const_int_from_fixed): New function to convert from
4391 (fold_convert_const_real_from_fixed): New function to convert from
4393 (fold_convert_const_fixed_from_fixed): New function to convert from
4394 fixed to another fixed.
4395 (fold_convert_const_fixed_from_int): New function to convert from
4397 (fold_convert_const_fixed_from_real): New function to convert from
4399 (fold_convert_const): Support conversions from fixed to int, from
4400 fixed to real, from fixed to fixed, from int to fixed, and from real
4402 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4403 (operand_equal_p): Support FIXED_CST.
4404 (make_range): For fixed-point modes, we need to pass the
4405 saturating flag as the 2nd parameter.
4406 (tree_swap_operands_p): Handle FIXED_CST.
4407 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4409 (fold_unary): Support FIXED_CONVERT_EXPR.
4410 (fold_binary): Handle FIXED_CST.
4411 Make sure the type is not saturating, before associating operations.
4412 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4413 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4414 (fold_negate_const): Support FIXED_CST.
4415 (fold_relational_const): Support FIXED_CST.
4416 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4417 (gimplify_expr): Handle FIXED_CST.
4418 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4419 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4420 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4421 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4422 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4423 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4424 LONG_LONG_ACCUM_TYPE_SIZE.
4425 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4426 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4427 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4428 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4429 MODE_ACCUM, and MODE_UACCUM.
4430 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4431 fixed-point types to disable reduction.
4432 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4434 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4436 * config/rs6000/x-rs6000: New file.
4437 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4438 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4439 (EXTRA_SPEC_FUNCTIONS): Define.
4440 (HAVE_LOCAL_CPU_DETECT): Define.
4441 (CC1_CPU_SPEC): Define.
4442 * config/rs6000/driver-rs6000.c: New file.
4443 * config/rs6000/aix.h (CC1_SPEC): Define.
4444 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4445 * config.host: Add x-rs6000 to host_xmake_file if host and target
4446 are rs6000 or powerpc.
4448 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4450 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4452 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4453 Sandra Loosemore <sandra@codesourcery.com>
4454 Chao-ying Fu <fu@mips.com>
4455 Nigel Stephens <nigel@mips.com>
4456 David Ung <davidu@mips.com>
4458 * doc/invoke.texi (-mcode-readable): Document.
4459 * config/mips/mips.opt (mcode-readable): New option.
4460 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4461 * config/mips/mips.h (mips_code_readable_setting): New enum.
4462 (mips_code_readable): Declare.
4463 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4464 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4465 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4466 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4467 boiler-plate comments.
4468 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4469 * config/mips/mips.c (mips_code_readable): New variable.
4470 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4471 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4472 context and -mcode-readable setting to restrict the use of
4473 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4474 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4475 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4476 (mips_blocks_for_constant_p): Only return false for
4477 TARGET_MIPS16_PCREL_LOADS.
4478 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4479 for MIPS16. Handle SYMBOL_32_HIGH.
4480 (mips_const_insns): Allow HIGHs for MIPS16 too.
4481 (mips_unspec_address_offset): New function, split out from...
4482 (mips_unspec_address): ...here.
4483 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4484 16-bit symbolic constants. Assert approropiate conditions for
4485 using the "la" and "dla" macros.
4486 (mips_handle_option): Handle -mcode-readable=.
4487 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4488 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4489 (mips_strip_unspec_address): New function, split out from...
4490 (print_operand_reloc): ...here.
4491 (print_operand): Pass constants through mips_strip_unspec_address.
4492 (print_operand_address): Likewise.
4493 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4494 (mips_select_rtx_section): Remove MIPS16 handling.
4495 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4496 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4497 (mips16_lay_out_constants): Do nothing unless
4498 TARGET_MIPS16_PCREL_LOADS.
4499 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4500 * config/mips/mips.md: Split HIGHs for MIPS16.
4501 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4503 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4505 * config/mips/mips-protos.h (mips_emit_move): Declare.
4506 * config/mips/mips.c (mips_emit_move): New function.
4507 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4508 (mips_legitimize_const_move): Likewise.
4509 (mips_legitimize_move): Likewise.
4510 (mips_split_64bit_move): Likewise.
4511 (mips_restore_gp): Likewise.
4512 (mips_load_call_address): Likewise.
4513 (mips_emit_fcc_reload): Likewise.
4514 (mips_set_return_address): Likewise.
4515 (mips_block_move_straight): Likewise.
4516 (mips_block_move_loop): Likewise.
4517 (mips_setup_incoming_varargs): Likewise.
4518 (mips_save_reg): Likewise.
4519 (mips_expand_prologue): Likewise.
4520 (mips_restore_reg): Likewise.
4521 (mips_expand_epilogue): Likewise.
4522 (mips_output_mi_thunk): Likewise.
4523 (build_mips16_call_stub): Likewise.
4524 (mips_builtin_branch_and_move): Likewise.
4525 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4526 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4527 (fixuns_truncdfdi2): Likewise.
4528 (fixuns_truncsfsi2): Likewise.
4529 (fixuns_truncsfdi2): Likewise.
4530 (loadgp_absolute): Likewise.
4531 (builtin_setjmp_setup): Likewise.
4532 (builtin_longjmp): Likewise.
4533 (untyped_call): Likewise.
4535 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4537 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4538 an "rtx *" argument. Return a bool.
4539 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4540 values and return true if they can be split. Take the same kind of
4541 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4542 and store the lo_sum there if nonnull. Use the symbol type to
4543 determine whether a $gp or HIGH is needed.
4544 (mips_legitimize_address): Update call to mips_split_symbol and
4545 simplify accordingly.
4546 (mips_legitimize_const_move): Likewise.
4547 * config/mips/mips.md: In the combine define_split,
4548 check mips_split_symbol instead of splittable_symbolic_operand.
4549 Update use of mips_split_symbol in the generator code.
4550 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4552 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4554 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4555 (mips_symbol_insns_1): New function, split out from...
4556 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4557 and stores separately from load addresses.
4558 (mips_classify_address): Replace uses of mips_symbolic_address_p
4559 with uses of mips_symbol_insns.
4560 (mips_address_insns): Update calls to mips_symbol_insns.
4561 (mips_const_insns): Likewise.
4562 (mips_legitimize_address): Likewise.
4564 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4566 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4567 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4568 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4569 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4570 non-call contexts if TARGET_MIPS16.
4571 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4572 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4573 code for SYMBOL_ABSOLUTE.
4574 (mips_symbol_insns): Likewise.
4576 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4578 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4579 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4580 (mips_symbolic_constant_p): Likewise. Update the call to
4581 mips_classify_symbol.
4582 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4583 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4584 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4585 (print_operand_reloc): Add a context argument. Update the call to
4586 mips_symbolic_constant_p.
4587 (print_operand): Update the calls to print_operand_reloc.
4588 (print_operand_address): Use print_operand_reloc rather than
4590 (mips_rewrite_small_data_p): Add a context argument. Update the call
4591 to mips_symbolic_constant_p.
4592 (mips_small_data_pattern_1): Make DATA the containing mem.
4593 Update the call to mips_rewrite_small_data_p.
4594 (mips_rewrite_small_data_1): Likewise.
4595 (mips_use_anchors_for_symbol_p): Update the call to
4596 mips_symbolic_constant_p.
4597 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4598 (splittable_symbolic_operand): Likewise.
4599 (move_operand): Likewise.
4600 (absolute_symbolic_operand): Likewise.
4601 (got_disp_operand): Likewise.
4602 (got_page_ofst_operand): Likewise.
4604 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4606 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4607 (SYMBOL_ABSOLUTE): ...this.
4608 (SYMBOL_SMALL_DATA): Rename to...
4609 (SYMBOL_GP_RELATIVE): ...this.
4610 (SYMBOL_CONSTANT_POOL): Rename to...
4611 (SYMBOL_PC_RELATIVE): ...this.
4612 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4613 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4614 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4615 after above changes.
4616 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4617 (general_symbolic_operand): Rename to...
4618 (absolute_symbolic_operand): ...this.
4619 * config/mips/mips.md: Update after above changes.
4621 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4622 Revital Eres <eres@il.ibm.com>
4624 * ddg.c (print_ddg): Add dump information.
4625 * modulo-sched.c (print_node_sched_params): Add parameter and
4627 (calculate_maxii): Remove function.
4628 (undo_generate_reg_moves): Likewise.
4629 (undo_permute_partial_schedule): Likewise.
4630 (kernel_number_of_cycles): Likewise.
4631 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4632 (sms_schedule): Use it. Remove profitability checks.
4633 (sms_schedule_by_order): Fix order of nodes within the cycle.
4635 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4637 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4638 -profile option, add pie support.
4639 (ENDFILE_SPEC): New spec.
4640 * config/gnu.h (LIB_SPEC): Add -profile option.
4642 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4644 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4645 * config/gnu.h (LIB_SPEC): Likewise.
4647 2007-08-07 Yaz Saito <saito@google.com>
4648 Ian Lance Taylor <iant@google.com>
4650 * common.opt (finstrument-functions-exclude-function-list): New
4652 (finstrument-functions-exclude-file-list): New option.
4653 * opts.c (char_p): Define and DEF_VEC.
4654 (flag_instrument_functions_exclude_functions): New static
4656 (flag_instrument_functions_exclude_files): New static variable.
4657 (add_instrument_functions_exclude_list): New static function.
4658 (flag_instrument_functions_exclude_p): New function.
4659 (common_handle_option): Handle new options.
4660 * flags.h (flag_instrument_functions_exclude_p): Declare.
4661 * gimplify.c (gimplify_function_tree): Call
4662 flag_instrument_functions_exclude_p.
4663 * doc/invoke.texi (Option Summary): Mention new options.
4664 (Code Gen Options): Document new options.
4666 2007-08-07 Ian Lance Taylor <iant@google.com>
4668 PR rtl-optimization/32776
4669 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4670 (resolve_use): Likewise.
4671 (decompose_multiword_subregs): Remove "changed" local variable.
4673 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4675 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4676 * configure: Regenerate.
4677 * config.in: Regenerate.
4678 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4681 2007-08-07 Ian Lance Taylor <iant@google.com>
4683 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4684 note, just delete the insn.
4686 2007-08-07 Andreas Schwab <schwab@suse.de>
4689 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4692 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4694 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4695 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4696 (decompose_multiword_subregs): Use the functions above to decompose
4697 multiword shifts and zero-extends.
4699 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4701 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4702 "assemble" descriptions which were swapped.
4704 2007-08-06 Chao-ying Fu <fu@mips.com>
4706 * fixed-value.h: New file.
4707 * fixed-value.c: New file.
4708 * Makefile.in (OBJS-common): Add fixed-value.o.
4709 (fixed-value.o): New rule.
4710 (GTFILES): Add fixed-value.h.
4711 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4712 to compare a.low and b.low.
4713 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4715 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4716 Daniel Jacobowitz <dan@codesourcery.com>
4719 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4721 (x86_64-*-netbsd*): Likewise.
4722 (x86_64-*-linux*): Likewise.
4723 (x86_64-*-kfreebsd*-gnu): Likewise.
4724 (x86_64-*-knetbsd*-gnu): Likewise.
4725 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4727 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4729 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4730 Add -fno-asynchronous-unwind-tables.
4732 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4733 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4734 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4735 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4736 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4738 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4740 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4741 (TARGET_C_MODE_FOR_SUFFIX): New.
4743 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4745 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4747 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4749 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4751 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4753 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4754 before checking function returns in conditional expressions.
4756 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4759 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4761 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4764 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4765 for INTEGRAL_TYPE_P.
4767 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4769 * configure.ac: Remove --enable-checking=df from default settings.
4770 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4771 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4772 if the parameter is true.
4773 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4774 DF_VERIFY_SCHEDULED flag is true.
4775 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4776 (df_finish_pass): Adjust prototype.
4777 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4780 * see.c (pass_see): Add TODO_df_verify.
4781 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4782 * global.c (rest_of_handle_global_alloc): Schedule verification
4784 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4786 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4787 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4788 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4790 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4791 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4792 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4794 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4795 Revital Eres <eres@il.ibm.com>
4797 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4799 * ddg.c (create_ddg_dependence): Rename to...
4800 (create_ddg_dep_from_intra_loop_link): This. Do not check
4801 for interloop edges. Do not create anti dependence edge when
4802 a true dependence edge exists in the opposite direction and
4803 -fmodulo-sched-allow-regmoves is set.
4804 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4805 (add_cross_iteration_register_deps): Create anti dependence edge
4806 when -fno-modulo-sched-allow-regmoves is set.
4807 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4809 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4811 * config/arm/arm.md (movsi): Add braces.
4813 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4816 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4817 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4820 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4822 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4823 state accessor functions.
4824 * cfgloopmanip.c (remove_path, create_preheaders,
4825 force_single_succ_latches, fix_loop_structure): Ditto.
4826 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4827 tree_duplicate_loop_to_header_edge): Ditto.
4828 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4829 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4831 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4832 cleanup_tree_cfg): Ditto.
4833 * tree-cfg.c (tree_merge_blocks): Ditto.
4834 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4835 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4836 loop_preheader_edge, single_exit): Ditto.
4837 (flow_loops_find): Do not clear loops->state.
4838 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4839 loops_state_clear): New functions.
4841 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4844 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4845 when adding to the base and convert ELT to sizetype instead of type.
4847 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4850 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4851 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4853 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4856 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4857 correct type the negate expression.
4859 2007-08-03 Jan Hubicka <jh@suse.cz>
4861 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4864 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4866 * config/rs6000/rs6000.c (struct processor_cost): Change
4867 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4868 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4870 (rios1_costs, rios2_cost): Correct cache line size.
4871 (rs6000_override_options): Set l2-cache-size parameter.
4873 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4874 Diego Novillo <dnovillo@google.com>
4877 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4878 if the range includes 0.
4880 2007-08-03 Ben Elliston <bje@au.ibm.com>
4882 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4883 mode to unspec expressions to silence a warning from the generator
4886 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4888 * config/ia64/constraints.md ("U"): Make constraint vector only.
4890 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4893 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4894 always_inline attribute on the function decl.
4896 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4899 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4900 if we are compiling with -fPIC.
4902 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4903 Nigel Stephens <nigel@mips.com>
4905 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4906 Define for MIPS32 and MIPS64.
4908 2007-08-02 Nick Clifton <nickc@redhat.com>
4910 * config/host-hpux.c: Change copyright header to refer to version
4911 3 of the GNU General Public License and to point readers at the
4912 COPYING3 file and the FSF's license web page.
4913 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4914 config/alpha/linux.h, config/alpha/alpha.opt,
4915 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4916 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4917 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4918 config/alpha/alpha.h, config/alpha/sync.md,
4919 config/alpha/openbsd.h, config/alpha/alpha.md,
4920 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4921 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4922 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4923 config/alpha/constraints.md, config/alpha/osf.h,
4924 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4925 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4926 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4927 config/frv/frv-asm.h, config/frv/frv-protos.h,
4928 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4929 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4930 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4931 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4932 config/s390/s390.opt, config/s390/s390-modes.def,
4933 config/s390/fixdfdi.h, config/s390/constraints.md,
4934 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4935 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4936 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4937 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4938 config/m32c/prologue.md, config/m32c/m32c.abi,
4939 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4940 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4941 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4942 config/m32c/jump.md, config/m32c/shift.md,
4943 config/m32c/m32c-protos.h, config/libgloss.h,
4944 config/spu/spu-protos.h, config/spu/predicates.md,
4945 config/spu/spu-builtins.h, config/spu/spu.c,
4946 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4947 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4948 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4949 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4950 config/sparc/hypersparc.md, config/sparc/predicates.md,
4951 config/sparc/linux.h, config/sparc/sp64-elf.h,
4952 config/sparc/supersparc.md, config/sparc/cypress.md,
4953 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4954 config/sparc/niagara.md, config/sparc/sparc.md,
4955 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4956 config/sparc/sparc.opt, config/sparc/sync.md,
4957 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4958 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4959 config/sparc/sparc.c, config/sparc/little-endian.opt,
4960 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4961 config/sparc/linux64.h, config/sparc/freebsd.h,
4962 config/sparc/sol2.h, config/sparc/rtemself.h,
4963 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4964 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4965 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4966 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4967 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4968 config/m32r/linux.h, config/m32r/constraints.md,
4969 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4970 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4971 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4972 config/i386/i386.md, config/i386/netware-crt0.c,
4973 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4974 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4975 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4976 config/i386/sol2.h, config/i386/constraints.md,
4977 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4978 config/i386/predicates.md, config/i386/geode.md,
4979 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4980 config/i386/freebsd64.h, config/i386/vxworksae.h,
4981 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4982 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4983 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4984 config/i386/netware.h, config/i386/i386-modes.def,
4985 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4986 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4987 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4988 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4989 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4990 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4991 config/i386/xm-mingw32.h, config/i386/linux64.h,
4992 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4993 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4994 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4995 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4996 config/i386/cygwin2.c, config/i386/i386-protos.h,
4997 config/i386/sync.md, config/i386/openbsd.h,
4998 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4999 config/i386/nto.h, config/i386/biarch64.h,
5000 config/i386/i386-coff.h, config/i386/freebsd.h,
5001 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5002 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5003 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5004 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5005 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5006 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5007 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5008 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5009 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5010 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5011 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5012 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5013 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5014 config/sh/superh64.h, config/sh/rtemself.h,
5015 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5016 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5017 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5018 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5019 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5020 config/avr/predicates.md, config/avr/constraints.md,
5021 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5022 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5023 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5024 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5025 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5026 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5027 config/c4x/predicates.md, config/c4x/c4x.h,
5028 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5029 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5030 config/xtensa/linux.h, config/xtensa/xtensa.h,
5031 config/xtensa/elf.h, config/xtensa/xtensa.md,
5032 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5033 config/xtensa/xtensa-protos.h, config/dbx.h,
5034 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5035 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5036 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5037 config/host-solaris.c, config/fr30/fr30.h,
5038 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5039 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5040 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5041 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5042 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5043 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5044 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5045 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5046 config/cris/predicates.md, config/cris/linux.h,
5047 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5048 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5049 config/cris/aout.opt, config/cris/cris-protos.h,
5050 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5051 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5052 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5053 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5054 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5055 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5056 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5057 config/chorus.h, config/mn10300/mn10300.c,
5058 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5059 config/mn10300/mn10300.h, config/mn10300/linux.h,
5060 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5061 config/mn10300/mn10300.md, config/ia64/predicates.md,
5062 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5063 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5064 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5065 config/ia64/freebsd.h, config/ia64/ia64.md,
5066 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5067 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5068 config/gofast.h, config/rtems.h, config/sol2-10.h,
5069 config/m68k/predicates.md, config/m68k/m68k.md,
5070 config/m68k/linux.h, config/m68k/m68k-modes.def,
5071 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5072 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5073 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5074 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5075 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5076 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5077 config/m68k/constraints.md, config/m68k/rtemself.h,
5078 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5079 config/m68k/uclinux.h, config/rs6000/power4.md,
5080 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5081 config/rs6000/linux.h, config/rs6000/eabi.h,
5082 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5083 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5084 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5085 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5086 config/rs6000/windiss.h, config/rs6000/603.md,
5087 config/rs6000/aix41.h, config/rs6000/cell.md,
5088 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5089 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5090 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5091 config/rs6000/default64.h, config/rs6000/7xx.md,
5092 config/rs6000/darwin.opt, config/rs6000/spe.md,
5093 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5094 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5095 config/rs6000/7450.md, config/rs6000/linux64.h,
5096 config/rs6000/constraints.md, config/rs6000/440.md,
5097 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5098 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5099 config/rs6000/rs6000.h, config/rs6000/power6.md,
5100 config/rs6000/predicates.md, config/rs6000/altivec.md,
5101 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5102 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5103 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5104 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5105 config/rs6000/linux64.opt, config/rs6000/sync.md,
5106 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5107 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5108 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5109 config/rs6000/eabispe.h, config/rs6000/e500.h,
5110 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5111 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5112 config/rs6000/aix.h, config/rs6000/vxworks.h,
5113 config/rs6000/40x.md, config/rs6000/aix51.h,
5114 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5115 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5116 config/arc/arc.h, config/mcore/mcore-elf.h,
5117 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5118 config/mcore/mcore.md, config/mcore/mcore.c,
5119 config/mcore/mcore.opt, config/mcore/mcore.h,
5120 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5121 config/score/predicates.md, config/score/score-version.h,
5122 config/score/score-protos.h, config/score/misc.md,
5123 config/score/elf.h, config/score/score.c, config/score/mac.md,
5124 config/score/score7.md, config/score/score.h,
5125 config/score/score-conv.h, config/score/score-mdaux.c,
5126 config/score/score.md, config/score/score.opt,
5127 config/score/score-modes.def, config/score/score-mdaux.h,
5128 config/score/mul-div.S, config/arm/uclinux-elf.h,
5129 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5130 config/arm/symbian.h, config/arm/linux-elf.h,
5131 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5132 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5133 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5134 config/arm/strongarm-pe.h, config/arm/arm.h,
5135 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5136 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5137 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5138 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5139 config/arm/arm-cores.def, config/arm/arm-protos.h,
5140 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5141 config/arm/wince-pe.h, config/arm/neon.md,
5142 config/arm/constraints.md, config/arm/neon.ml,
5143 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5144 config/arm/arm.opt, config/arm/arm926ejs.md,
5145 config/arm/predicates.md, config/arm/iwmmxt.md,
5146 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5147 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5148 config/arm/neon-testgen.ml, config/arm/arm.md,
5149 config/arm/xscale-coff.h, config/arm/pe.c,
5150 config/arm/arm-generic.md, config/arm/pe.h,
5151 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5152 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5153 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5154 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5155 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5156 config/pa/predicates.md, config/pa/pa64-hpux.h,
5157 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5158 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5159 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5160 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5161 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5162 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5163 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5164 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5165 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5166 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5167 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5168 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5169 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5170 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5171 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5172 config/mips/linux64.h, config/mips/elforion.h,
5173 config/mips/constraints.md, config/mips/generic.md,
5174 config/mips/predicates.md, config/mips/4300.md,
5175 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5176 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5177 config/mips/5k.md, config/mips/vr4120-div.S,
5178 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5179 config/mips/mips-protos.h, config/mips/6000.md,
5180 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5181 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5182 config/mips/mips-modes.def, config/mips/vr.h,
5183 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5184 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5185 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5186 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5187 config/vax/openbsd1.h, config/vax/netbsd.h,
5188 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5189 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5190 config/h8300/rtems.h, config/h8300/predicates.md,
5191 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5192 config/h8300/h8300.md, config/h8300/h8300.opt,
5193 config/h8300/coff.h, config/h8300/h8300-protos.h,
5194 config/v850/v850.md, config/v850/predicates.md,
5195 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5196 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5197 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5198 config/mmix/mmix.h, config/mmix/predicates.md,
5199 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5200 config/mmix/mmix.c, config/mmix/mmix.opt,
5201 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5202 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5203 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5204 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5207 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5209 * emit-rtl.c (reset_used_decls): Rename to...
5210 (set_used_decls): ...this. Set the used flag rather than clearing it.
5211 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5212 DECL_RTLs rather than resetting them.
5214 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5216 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5218 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5220 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5221 argument to find_reloads_address.
5223 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5225 PR tree-optimization/32919
5226 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5227 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5228 (coalesce_ssa_name): Call it.
5230 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5231 David Ung <davidu@mips.com>
5233 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5234 (__mips16_unorddf2, __mips16_floatunsidf): New.
5235 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5237 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5239 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5241 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5242 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5243 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5244 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5245 * omp-low.c (get_ws_args_for, determine_parallel_type,
5246 expand_omp_for_generic, expand_omp_for_static_nochunk,
5247 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5248 Work with more precise CFG.
5249 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5250 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5252 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5253 * gimple-low.c (lower_stmt): Ditto.
5254 * tree-inline.c (estimate_num_insns_1): Ditto.
5255 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5256 (OMP_SECTIONS_SWITCH): New.
5257 * tree-cfgcleanup.c (cleanup_omp_return): New.
5258 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5259 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5260 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5261 (tree_redirect_edge_and_branch): Handle omp constructs.
5263 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5264 with three arguments.
5266 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5268 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5271 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5273 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5274 the loop structures may need fixing.
5275 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5277 (cleanup_tree_cfg_loop): Removed.
5278 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5279 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5280 instead of running cleanup_tree_cfg_loop.
5281 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5282 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5283 (tree_predictive_commoning): Declaration changed.
5284 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5286 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5288 * doc/invoke.texi (l1-cache-size): Update documentation.
5289 (l2-cache-size): Document.
5290 * params.h (L2_CACHE_SIZE): New macro.
5291 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5292 that L1_CACHE_SIZE is in kB now.
5293 (L2_CACHE_SIZE_BYTES): New macro.
5294 (tree_ssa_prefetch_arrays): Show size in kB.
5295 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5296 and l2_cache_size fields.
5297 * config/i386/driver-i386.c (describe_cache): Detect cache size
5299 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5300 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5301 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5302 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5303 (override_options): Set l1-cache-size and l2-cache-size to default
5304 values if not specified otherwise.
5305 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5306 (PARAM_L2_CACHE_SIZE): New.
5308 2007-08-01 Nigel Stephens <nigel@mips.com>
5309 David Ung <davidu@mips.com>
5310 Thiemo Seufer <ths@mips.com>
5311 Chris Dearman <chris@mips.com>
5312 Richard Sandiford <richard@codesourcery.com>
5314 * config.gcc (mips*-sde-elf*): New stanza.
5315 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5316 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5317 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5318 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5319 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5320 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5322 * config/mips/sde.h: New file.
5323 * config/mips/t-libgcc-mips16: Likewise.
5324 * config/mips/t-sde: Likewise.
5325 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5326 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5327 _MIPS_FPSET and _MIPS_SZINT.
5328 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5329 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5330 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5331 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5332 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5333 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5334 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5335 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5336 _MIPS_SZPTR and _MIPS_FPSET.
5337 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5338 architecture is specified.
5339 (MIPS_32BIT_OPTION_SPEC): New macro.
5341 2007-07-31 Dan Hipschman <dsh@google.com>
5343 * gcc.c (end_going_arg): New function.
5344 (do_spec_2): Use it.
5345 (do_spec_1): Use it.
5347 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5349 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5350 only if ENABLE_CHECKING is defined.
5352 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5354 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5355 df_ru_add_problem, df_ru_get_bb_info): Removed.
5356 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5357 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5358 df_ru_free_bb_info, df_ru_alloc,
5359 df_ru_bb_local_compute_process_def,
5360 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5361 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5362 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5363 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5364 df_ru_add_problem): Removed.
5366 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5369 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5370 (casesi32p, casesi64p): Likewise.
5371 (casesi): Adjust for above.
5373 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5375 * mode-switching.c (create_pre_exit): Don't search past calls.
5377 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5379 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5381 2007-07-31 Revital Eres <eres@il.ibm.com>
5383 * ddg.c (add_deps_for_def): Rename to...
5384 (add_cross_iteration_register_deps): This. Change implementation
5385 to use only reaching def and def-use chains to construct the
5386 inter loop dependencies.
5387 (add_deps_for_use): Remove function.
5388 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5389 function to build the inter loop dependencies.
5390 * modulo-sched.c (sms_schedule): Build only
5391 reaching def and def-use chains for the propose of the ddg
5394 2007-07-31 Julian Brown <julian@codesourcery.com>
5396 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5397 New define_insns. Use correct RTL.
5398 (vec_set<mode>): Write as expander.
5400 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5402 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5403 to an unallocated space.
5405 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5408 (split_constant_offset): Enable split_constant_offset to extract
5409 constants from other statements.
5410 * tree-vect-transform.c
5411 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5412 to a temp var. Force base_offset to be simple.
5414 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5416 * df-scan.c (df_scan_verify): Remove artificial limit on
5417 the number of blocks for verification.
5418 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5419 df_simulate_defs): Avoid unnecessary insn checking for defs.
5421 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5423 * config/m68k/lb1sf68.asm (FUNC): New macro.
5425 (__udivsi3): Likewise.
5426 (__divsi3): Likewise.
5427 (__umodsi3): Likewise.
5428 (__modsi3): Likewise.
5429 (__subdf3): Likewise.
5430 (__adddf3): Likewise.
5431 (__muldf3): Likewise.
5432 (__divdf3): Likewise.
5433 (__negdf2): Likewise.
5434 (__cmpdf2): Likewise.
5435 (__subsf3): Likewise.
5436 (__addsf3): Likewise.
5437 (__mulsf3): Likewise.
5438 (__divsf3): Likewise.
5439 (__negsf2): Likewise.
5440 (__cmpsf2): Likewise.
5441 (__eqdf2): Likewise.
5442 (__nedf2): Likewise.
5443 (__gtdf2): Likewise.
5444 (__gedf2): Likewise.
5445 (__ltdf2): Likewise.
5446 (__ledf2): Likewise.
5447 (__eqsf2): Likewise.
5448 (__nesf2): Likewise.
5449 (__gtsf2): Likewise.
5450 (__gesf2): Likewise.
5451 (__ltsf2): Likewise.
5452 (__lesf2): Likewise.
5454 2007-07-30 Ollie Wild <aaw@google.com>
5456 * c-ppoutput.c (print_lines_directives_only): New function.
5457 (scan_translation_unit_directives_only): New function.
5458 (preprocess_file): Add call to scan_translation_unit_directives_only.
5459 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5460 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5461 -fdirectives-only. Add errors for -fdirectives-only conflict with
5462 -Wunused-macros and -traditional.
5463 (finish_options): Add builtin macro initialization for
5464 -fdirectives-only + -fpreprocessed.
5465 * c.opt (fdirectives-only): New.
5466 * doc/cppopts.texi (fdirectives-only): New.
5468 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5470 * alias.c (record_set, memory_modified_1): Constify.
5471 * bt-load.c (note_btr_set): Likewise.
5472 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5473 * combine.c (set_nonzero_bits_and_sign_copies,
5474 expand_field_assignment, record_dead_and_set_regs_1,
5475 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5476 likely_spilled_retval_1): Likewise.
5477 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5478 frv_io_handle_set): Likewise.
5479 * config/mips/mips.c (mips_sim_record_set,
5480 vr4130_true_reg_dependence_p_1): Likewise.
5481 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5482 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5483 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5484 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5485 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5486 * ddg.c (mark_mem_store): Likewise.
5487 * df-problems.c (df_urec_mark_reg_change): Likewise.
5488 * function.c (update_epilogue_consts): Likewise.
5489 * gcse.c (record_set_info, record_last_set_info,
5490 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5491 reg_clear_last_set): Likewise.
5492 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5494 * jump.c (reversed_comparison_code_parts): Likewise.
5495 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5496 reg_is_set): Likewise.
5497 * loop-iv.c (mark_altered): Likewise.
5498 * mode-switching.c (reg_becomes_live): Likewise.
5499 * optabs.c (no_conflict_move_test): Likewise.
5500 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5502 * postreload.c (reload_combine_note_store, move2add_note_store):
5504 * regmove.c (flags_set_1): Likewise.
5505 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5507 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5509 * resource.c (update_live_status): Likewise.
5510 * rtl.h (set_of, note_stores): Likewise.
5511 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5512 note_stores, parms_set): Likewise.
5513 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5514 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5516 * var-tracking.c (count_stores, add_stores): Likewise.
5518 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5520 * alias.c (mems_in_disjoint_alias_sets_p,
5521 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5522 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5523 write_dependence_p, mems_in_disjoint_alias_sets_p,
5524 read_dependence, true_dependence, canon_true_dependence,
5525 anti_dependence, output_dependence): Constify.
5526 * combine.c (extended_count): Likewise.
5527 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5528 * cselib.c (get_value_hash, references_value_p,
5529 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5530 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5531 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5532 * function.c (contains, prologue_epilogue_contains,
5533 sibcall_epilogue_contains): Likewise.
5534 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5535 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5536 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5537 reg_or_subregno): Likewise.
5538 * recog.c (asm_noperands): Likewise.
5539 * reload1.c (function_invariant_p): Likewise.
5540 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5541 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5542 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5543 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5544 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5545 extended_count, prologue_epilogue_contains,
5546 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5547 canon_true_dependence, read_dependence, anti_dependence,
5548 output_dependence): Likewise.
5549 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5551 2007-07-30 Julian Brown <julian@codesourcery.com>
5553 * config/arm/neon.md (V_ext): New mode attribute.
5554 (neon_vget_lane<mode>): Replace with define_expand.
5555 (neon_vget_lane<mode>_sext_internal)
5556 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5557 and quad precision vectors.
5558 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5559 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5560 have typeless 32-bit result.
5562 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5565 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5567 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5568 use sizetype for rest.
5569 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5570 (aff_combination_convert): Don't convert rest for pointer types.
5572 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5574 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5576 * tree-ssa-alias.c: Add alloc-pool.h.
5577 (init_alias_info): Free alias_bitmap_obstack.
5578 (delete_alias_info): Call delete_mem_ref_stats.
5579 (get_mem_sym_stats_for): Use alloc_pool.
5580 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5581 (delete_mem_sym_stats): Removed.
5583 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5585 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5586 functions cannot be represented as classical distance vectors.
5588 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5590 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5591 * builtins.c (validate_arg, builtin_mathfn_code,
5592 validate_arglist): Likewise.
5593 * calls.c (call_expr_flags): Likewise.
5594 * combine.c (reg_nonzero_bits_for_combine,
5595 reg_num_sign_bit_copies_for_combine, get_last_value,
5596 reg_truncated_to_mode): Likewise.
5597 * emit-rtl.c (subreg_lowpart_p): Likewise.
5598 * expr.c (highest_pow2_factor_for_target,
5599 categorize_ctor_elements_1, categorize_ctor_elements,
5600 count_type_elements, contains_packed_reference,
5601 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5602 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5603 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5604 native_encode_int, native_encode_real, native_encode_complex,
5605 native_encode_vector, native_encode_expr, native_interpret_int,
5606 native_interpret_real, native_interpret_complex,
5607 native_interpret_vector, native_interpret_expr): Likewise.
5608 * function.c (use_register_for_decl): Likewise.
5609 * gimplify.c (get_name): Likewise.
5610 * langhooks-def.h (lhd_return_null_const_tree): New.
5611 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5612 * langhooks.c (lhd_return_null_const_tree): New.
5613 * langhooks.h (lang_get_callee_fndecl): Constify.
5614 * output.h (constructor_static_from_elts_p): Likewise.
5615 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5616 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5617 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5618 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5619 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5620 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5621 * rtlhooks-def.h (reg_nonzero_bits_general,
5622 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5624 * rtlhooks.c (reg_num_sign_bit_copies_general,
5625 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5627 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5628 * stor-layout.c (mode_for_size_tree): Likewise.
5629 * tree-ssa-loop-im.c (memref_eq): Likewise.
5630 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5631 * tree.c (contains_placeholder_p, type_list_equal,
5632 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5634 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5635 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5636 contains_placeholder_p, contains_packed_reference,
5637 get_callee_fndecl, operand_equal_for_phi_arg_p,
5638 warn_if_unused_value, is_body_block, native_encode_expr,
5639 native_interpret_expr, fold_convertible_p, operand_equal_p,
5640 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5641 validate_arglist, simple_cst_equal, type_list_equal,
5642 use_register_for_decl, call_expr_flags, get_name,
5643 highest_pow2_factor): Likewise.
5644 (const_call_expr_arg_iterator_d,
5645 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5646 first_const_call_expr_arg, more_const_call_expr_args_p,
5647 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5648 * varasm.c (constructor_static_from_elts_p): Constify.
5650 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5652 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5653 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5654 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5655 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5656 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5657 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5658 spelling conventions.
5659 * doc/invoke.texi: Follow spelling conventions.
5661 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5662 Revital Eres <eres@il.ibm.com>
5664 * modulo-sched.c (sms_schedule): Avoid loops which includes
5665 auto-increment instructions.
5667 2007-07-28 Richard Guenther <rguenther@suse.de>
5670 * fold-const.c (fold_cond_expr_with_comparison): Convert
5671 operand zero of MIN/MAX_EXPR to correct type.
5673 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5675 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5676 flags_from_decl_or_type): Constify.
5677 * gcc.c (do_spec_1): Likewise.
5678 * print-tree.c (dump_addr, print_node_brief): Likewise.
5679 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5680 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5681 tree_purge_all_dead_eh_edges): Likewise.
5682 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5683 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5685 * tree.c (expr_location, expr_has_location, expr_locus,
5686 expr_filename, expr_lineno, get_inner_array_type,
5687 fields_compatible_p): Likewise.
5688 * tree.h (get_inner_array_type, fields_compatible_p,
5689 expr_location, expr_has_location, expr_locus, expr_filename,
5690 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5691 setjmp_call_p, alloca_call_p): Likewise.
5693 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5695 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5696 TV_FLOW_INSENSITIVE.
5698 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5700 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5701 (compute_flow_insensitive_aliasing): Ditto for
5702 TV_FLOW_INSENSITIVE.
5704 2007-07-27 Jan Hubicka <jh@suse.cz>
5706 * config/i386/i386.c (register_move_cost): Remove accidentally
5707 comitted #if 0 block.
5709 * attribs.c: Include hashtab.h
5710 (attribute_hash): New.
5711 (substring): New structure.
5712 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5714 (init_attributes): Initialize attribute hash.
5715 (decl_attributes): Use attribute hash.
5716 * Makefile.in (attribs.c): Depend on hashtab.h.
5718 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5720 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5722 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5724 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5725 __mips_dspr2 and __mips_dsp_rev macros.
5726 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5728 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5730 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5732 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5736 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5737 and the updating of the live and do_not_gen sets.
5738 (df_note_bb_compute): Added updating of live and do_not_gen sets
5739 for regular defs so that the case of clobber inside conditional
5740 call is processed correctly.
5742 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5744 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5745 operands with compatible type.
5747 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5749 * expr.h (store_bit_field): Don't return a value.
5750 * expmed.c (check_predicate_volatile_ok): New function.
5751 (store_bit_field_1): New function, extracted from store_bit_field.
5752 Take a fallback_p argument and return true if the operation succeeded.
5753 Only use store_fixed_bit_field if fallback_p. Don't recompute
5754 mode_for_extraction; use op_mode instead. Try forcing memories
5755 into registers if the insv expander fails.
5756 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5757 Don't return a value.
5758 (convert_extracted_bit_field): New function, extracted from
5760 (extract_bit_field_1): Likewise. Take a fallback_p argument
5761 and return NULL if the operation succeeded. Only use
5762 extract_fixed_bit_field if fallback_p. Only calculate one
5763 extraction mode. Combine code for extv and extzv. Try forcing
5764 memories into registers if the ext(z)v expander fails.
5765 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5767 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5769 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5771 (df_ref): Likewise. Put regno with other integer fields.
5773 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5775 * df.h (df_mw_hardreg): Remove "loc" field.
5776 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5778 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5779 split out from df_set_unused_notes_for_mw. Return false for
5780 partial references. Assert that mw_reg is a REG when returning true.
5781 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5782 (df_whole_mw_reg_dead_p): New function, split out from
5783 df_set_dead_notes_for_mw. Return false for partial references.
5784 Assert that mw_reg is a REG when returning true.
5785 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5786 Remove redundant bitmap check.
5788 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5790 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5791 ($(T)crtend.o): Likwise.
5792 ($(T)crtbeginS.o): Likwise.
5793 ($(T)crtendS.o): Likwise.
5794 ($(T)crtfastmath.o): Likwise.
5796 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5798 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5799 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5800 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5801 and x_n_bbs_in_dom_tree fields.
5803 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5805 PR tree-optimization/32087
5806 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5807 Do not call scale_bbs_frequencies_int with prob of zero.
5809 2007-07-26 Julian Brown <julian@codesourcery.com>
5811 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5812 (neon_element_bits): Add prototypes.
5813 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5814 (neon_const_bounds, neon_element_bits): New functions.
5815 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5816 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5817 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5818 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5819 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5820 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5821 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5822 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5823 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5824 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5825 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5826 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5827 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5829 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5831 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5832 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5834 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5835 Julian Brown <julian@codesourcery.com>
5837 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5838 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5839 * config/arm/cortex-a8.md: New.
5840 * config/arm/cortex-a8-neon.md: New.
5841 * config/arm/neon-schedgen.ml: New.
5842 * config/arm/neon.md (vqh_mnem): New.
5844 (Is_float_mode): New.
5845 (Scalar_mul_8_16): New.
5847 (V_mode_nunits): New.
5848 (All instruction patterns): Annotate with neon_type attribute
5850 * config/arm/arm.md: Include cortex-a8.md.
5851 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5853 Annotate instruction patterns accordingly.
5854 (generic_sched): Do not use generic scheduling for Cortex-A8.
5855 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5857 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5859 * fold-const.c (fold_read_from_constant_string): Use
5861 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5863 2007-07-26 Nick Clifton <nickc@redhat.com>
5865 * tree-ssa-operands.h: Change copyright header to refer to version
5866 3 of the GNU General Public License and to point readers at the
5867 COPYING3 file and the FSF's license web page.
5868 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5869 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5870 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5871 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5872 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5873 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5874 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5875 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5876 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5877 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5878 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5879 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5880 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5881 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5882 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5883 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5884 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5885 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5886 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5887 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5888 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5889 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5890 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5891 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5892 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5893 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5894 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5895 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5896 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5897 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5898 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5899 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5900 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5901 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5902 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5903 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5904 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5905 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5906 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5907 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5908 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5909 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5910 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5911 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5912 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5913 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5914 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5915 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5916 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5917 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5918 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5919 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5920 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5921 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5922 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5923 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5924 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5925 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5926 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5927 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5928 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5929 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5930 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5931 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5932 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5933 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5934 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5935 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5936 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5937 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5938 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5939 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5940 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5941 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5942 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5943 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5944 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5945 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5946 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5947 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5948 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5949 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5950 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5951 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5952 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5953 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5954 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5955 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5956 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5957 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5958 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5959 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5960 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5961 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5962 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5963 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5964 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5965 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5966 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5967 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5968 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5969 convert.c, convert.h, langhooks-def.h, reload1.c,
5970 tree-ssa-operands.c: Likewise.
5972 2007-07-26 Jan Hubicka <jh@suse.cz>
5974 * tree-ssa-live.c: Include debug.h and flags.h.
5975 (mark_scope_block_unused): New function.
5976 (remove_unused_scope_block_p): New function.
5977 (remove_unused_locals): Remove unused blocks too.
5979 2007-07-25 Ian Lance Taylor <iant@google.com>
5981 * combine.c (combine_max_regno): Remove. Remove all uses.
5982 (struct reg_stat_struct): Rename from struct reg_stat.
5983 (reg_stat_type): Define, and declare VECs.
5984 (reg_stat): Change from pointer to VEC. Change all uses.
5985 (combine_split_insns): New static function.
5986 (try_combine, find_split_point): Call it instead of split_insns.
5988 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5990 * cfghooks.c (split_block): Fix the information about loop latch.
5992 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5994 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5996 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5998 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5999 Scan the new edge for loop exit info.
6001 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6003 * config/darwin.c: Include debug.h.
6005 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6008 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6010 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6012 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6013 (HARD_REGNO_MODE_OK): Ditto.
6014 (MODES_TIEABLE_P): Ditto.
6015 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6016 (CLASS_MAX_NREGS): Ditto.
6017 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6018 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6019 (divdf3_internal_thr): Removed.
6020 * config/ia64/div.md: New file.
6021 * config/ia64/constraints.md: Add H constraint.
6023 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6025 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6026 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6027 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6028 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6029 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6030 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6031 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6032 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6033 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6034 dump_sbitmap_file, debug_sbitmap, popcount_table,
6035 sbitmap_popcount): Constify.
6036 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6037 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6038 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6039 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6040 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6041 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6042 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6043 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6044 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6045 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6046 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6048 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6050 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6051 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6052 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6053 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6054 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6055 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6056 bitmap_intersect_p, bitmap_intersect_compl_p,
6057 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6058 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6060 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6061 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6062 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6063 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6064 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6065 debug_bitmap, debug_bitmap_file, bitmap_print,
6066 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6067 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6069 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6071 * config/darwin.c (darwin_override_options): Additional fix for
6072 debug info formats that don't support var tracking.
6074 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6076 * cselib.c (entry_and_rtx_equal_p): Constify.
6077 * gengtype.c (output_mangled_typename, write_types, write_local):
6079 * gengtype.h (const_type_p): New.
6080 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6082 * tlink.c (scan_linker_output): De-constify.
6083 * tree-ssa-loop-im.c (memref_eq): Constify.
6084 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6085 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6087 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6089 * c-common.c (fname_as_string, c_type_hash): Constify.
6090 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6091 * cgraph.c (edge_hash, edge_eq): Likewise.
6092 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6093 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6094 reg_attrs_htab_eq): Likewise.
6095 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6097 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6098 const_decl_t, const_state_t, const_automata_list_el_t): New.
6099 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6100 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6101 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6102 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6103 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6104 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6105 compare_max_occ_cycle_nums, out_state_arcs_num,
6106 compare_transition_els_num, units_cmp, state_reservs_cmp):
6108 * genmodes.c (cmp_modes): Likewise.
6109 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6110 * gimplify.c (compare_case_labels): Likewise.
6111 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6112 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6113 * matrix-reorg.c (mtt_info_hash): Likewise.
6114 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6115 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6116 (htab_hash_bucket, htab_hash_elem): Constify.
6117 * tree-browser.c (TB_parent_eq): Likewise.
6118 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6119 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6120 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6121 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6123 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6124 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6125 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6126 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6127 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6129 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6130 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6131 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6132 * tree-ssa-threadupdate.c (redirection_data_hash,
6133 redirection_data_eq): Likewise.
6134 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6135 * tree-ssa.c (var_ann_eq): Likewise.
6136 * tree-vrp.c (compare_case_labels): Likewise.
6137 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6138 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6139 tree_not_check_failed, tree_class_check_failed,
6140 tree_range_check_failed, tree_not_class_check_failed,
6141 omp_clause_check_failed, omp_clause_range_check_failed,
6142 tree_contains_struct_check_failed, tree_operand_check_failed):
6144 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6145 tree_not_check_failed, tree_class_check_failed,
6146 tree_range_check_failed, tree_not_class_check_failed,
6147 tree_operand_check_failed, omp_clause_operand_check_failed,
6148 tree_operand_length): Likewise.
6149 * var-tracking.c (const_variable): New.
6150 (variable_htab_hash, variable_htab_eq): Constify.
6151 * varasm.c (const_desc_hash): Likewise.
6153 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6155 * expr.c (handled_component_p): Constify.
6156 * fold-const.c (fit_double_type): Likewise.
6157 * real.h (real_value_from_int_cst): Likewise.
6158 * tree-flow-inline.h (gimple_in_ssa_p,
6159 gimple_aliases_computed_p, gimple_addressable_vars,
6160 gimple_call_clobbered_vars, gimple_referenced_vars,
6161 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6162 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6163 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6164 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6165 is_label_stmt, is_global_var, phi_ssa_name_p,
6166 factoring_name_p, is_call_clobbered, tree_common_ann,
6167 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6168 unmodifiable_var_p, array_ref_contains_indirect_ref,
6169 ref_contains_array_ref, lookup_subvars_for_var,
6170 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6171 gimple_mem_ref_stats): Likewise.
6172 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6173 may_aliases, is_exec_stmt, is_label_stmt,
6174 ref_contains_array_ref, array_ref_contains_indirect_ref,
6175 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6176 unmodifiable_var_p): Likewise.
6177 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6178 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6179 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6180 cst_and_fits_in_hwi, real_value_from_int_cst,
6181 build_real_from_int_cst, integer_zerop, integer_onep,
6182 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6183 tree_floor_log2, real_zerop, real_onep, real_twop,
6184 real_minus_onep, really_constant_p, purpose_member, chain_member,
6185 list_length, fields_length, int_size_in_bytes, bit_position,
6186 int_bit_position, byte_position, int_byte_position, expr_align,
6187 array_type_nelts, tree_node_structure,
6188 type_contains_placeholder_1, iterative_hash_pointer,
6189 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6190 tree_map_base_eq, type_hash_list, type_hash_eq,
6191 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6192 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6193 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6194 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6195 int_fits_type_p, get_containing_scope, decl_function_context,
6196 decl_type_context, omp_clause_operand_check_failed,
6197 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6198 * tree.h (omp_clause_operand_check_failed, tree_size,
6199 build_real_from_int_cst, array_type_nelts, purpose_member,
6200 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6201 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6202 is_attribute_p, check_qualified_type, expr_align,
6203 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6204 int_byte_position, list_length, fields_length, initializer_zerop,
6205 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6206 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6207 tree_node_structure, handled_component_p, get_containing_scope,
6208 decl_function_context, decl_type_context, real_zerop,
6209 type_num_arguments, fit_double_type, really_constant_p,
6210 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6211 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6212 real_twop, real_minus_onep, int_cst_value): Likewise.
6214 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6216 * cfglayout.c (insn_scope, insn_line): Constify.
6217 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6218 const_double_htab_hash, const_double_htab_eq,
6219 mem_attrs_htab_hash): Likewise.
6220 * loop-iv.c (biv_eq): Likewise.
6221 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6222 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6223 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6225 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6226 error_for_asm, warning_for_asm, _fatal_insn,
6227 _fatal_insn_not_found): Likewise.
6228 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6229 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6230 rtl_check_failed_type2, rtl_check_failed_code1,
6231 rtl_check_failed_code2, rtl_check_failed_code_mode,
6232 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6233 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6234 rtl_check_failed_type2, rtl_check_failed_code1,
6235 rtl_check_failed_code2, rtl_check_failed_code_mode,
6236 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6237 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6238 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6239 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6240 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6241 rtx_unstable_p, get_integer_term, get_related_value,
6242 offset_within_block_p, reg_mentioned_p, count_occurrences,
6243 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6244 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6245 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6246 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6247 find_constant_src, find_reg_fusage, find_regno_fusage,
6248 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6249 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6250 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6251 computed_jump_p, auto_inc_p, in_expr_list_p,
6252 remove_node_from_expr_list, loc_mentioned_in_p,
6253 label_is_jump_target_p, reversed_comparison_code_parts,
6254 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6255 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6256 print_inline_rtx): Likewise.
6257 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6258 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6259 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6260 get_integer_term, get_related_value, offset_within_block_p,
6261 count_occurrences, reg_mentioned_p, no_labels_between_p,
6262 reg_used_between_p, reg_referenced_p, single_set_2,
6263 multiple_sets, set_noop_p, refers_to_regno_p,
6264 reg_overlap_mentioned_p, dead_or_set_p,
6265 covers_regno_no_parallel_p, covers_regno_p,
6266 dead_or_set_regno_p, find_reg_note, find_regno_note,
6267 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6268 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6269 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6270 side_effects_p, may_trap_p_1, may_trap_p,
6271 may_trap_after_code_motion_p, may_trap_or_fault_p,
6272 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6273 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6274 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6275 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6276 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6278 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6279 warning_for_asm): Likewise.
6280 * tree.h (print_rtl): Likewise.
6281 * varasm.c (get_pool_mode): Likewise.
6283 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6285 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6286 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6287 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6288 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6289 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6290 * ddg.c (compare_sccs): Likewise.
6291 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6292 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6293 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6294 decimal_do_fix_trunc, decimal_real_to_integer,
6295 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6296 * dse.c (const_group_info_t): New.
6297 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6298 * dwarf2out.c (const_dw_die_ref): New.
6299 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6300 * tree-browser.c (TB_parent_eq): Likewise.
6301 * unwind-dw2-fde.c (__register_frame_info_bases,
6302 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6303 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6305 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6306 * unwind-dw2.c (uw_frame_state_for): Likewise.
6307 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6308 * value-prof.h (const_histogram_value): New.
6310 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6312 * config/mips/mips.c (machine_function): Add
6313 initialized_mips16_gp_pseudo_p.
6314 (mips16_gp_pseudo_reg): Do not emit the initialization of
6315 mips16_gp_pseudo_rtx when being called from the gimple cost-
6316 calculation routines; emit it on the first use outside those
6319 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6321 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6324 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6325 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6326 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6327 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6328 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6329 Preserve const-ness of parameters through use of __typeof(),
6330 also constify and tidy.
6332 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6333 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6334 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6335 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6336 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6337 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6338 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6339 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6340 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6342 2007-07-25 Julian Brown <julian@codesourcery.com>
6343 Mark Shinwell <shinwell@codesourcery.com>
6345 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6346 (alpha_mangle_type): This.
6347 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6348 (TARGET_MANGLE_TYPE): Define this instead.
6349 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6350 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6351 (arm_init_neon_builtins): Fix comment.
6352 (arm_mangle_map_entry): New.
6353 (arm_mangle_map): New.
6354 (arm_mangle_type): New.
6355 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6356 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6357 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6358 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6359 (TARGET_MANGLE_TYPE): Define this instead.
6360 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6361 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6362 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6363 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6364 (TARGET_MANGLE_TYPE): Define this instead.
6365 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6367 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6368 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6369 (TARGET_MANGLE_TYPE): Define this instead.
6370 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6371 (s390_mangle_type): This.
6372 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6373 (TARGET_MANGLE_TYPE): Define this instead.
6374 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6375 (sparc_mangle_type): This.
6376 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6377 (TARGET_MANGLE_TYPE): Define this instead.
6378 * cp/mangle.c (write_type): Call mangle_type target hook on all
6379 types before mangling. Use original type, not main variant, as
6381 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6382 (TARGET_MANGLE_TYPE): This.
6383 * target.h (gcc_target): Rename mangle_fundamental_type to
6385 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6386 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6388 2007-07-25 Julian Brown <julian@codesourcery.com>
6389 Paul Brook <paul@codesourcery.com>
6390 Joseph Myers <joseph@codesourcery.com>
6391 Mark Shinwell <shinwell@codesourcery.com>
6393 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6394 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6395 (with_fpu): Allow --with-fpu=neon.
6396 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6397 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6398 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6399 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6400 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6401 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6402 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6403 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6404 (output_move_neon): Add prototypes.
6405 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6406 (all_fpus): Add FPUTYPE_NEON.
6407 (fp_model_for_fpu): Add NEON field.
6408 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6409 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6411 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6413 (thumb2_legitimate_address_p): Likewise.
6414 (neon_valid_immediate): Recognize and prepare constants suitable for
6416 (neon_immediate_valid_for_move): New function. Recognize and prepare
6417 immediates for NEON move instructions.
6418 (neon_immediate_valid_for_logic): New function. Recognize and
6419 prepare immediates for NEON logic instructions.
6420 (neon_output_logic_immediate): New function. Create asm string
6421 suitable for outputting immediate logic instructions.
6422 (neon_pairwise_reduce): New function. Implement reduction using
6423 pairwise operations.
6424 (neon_expand_vector_init): New function. Expand a (possibly
6425 non-constant) vector initialization.
6426 (neon_vector_mem_operand): New function. Memory operands supported
6427 for quad-word loads/stores to/from ARM or NEON registers. Don't
6428 allow base+offset addressing for core regs.
6429 (neon_struct_mem_operand): New function. Valid mems for NEON
6431 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6432 from neon_vector_mem_operand addresses without a secondary register.
6433 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6434 (add_minipool_backward_ref): Likewise.
6435 (dump_minipool): Likewise.
6436 (push_minipool_fix): Likewise.
6437 (output_move_quad): New function. Output quad-word moves, loads and
6438 stores using ARM registers.
6439 (output_move_vfp): Add support for vectors in VFP (NEON) D
6441 (output_move_neon): Output a NEON load/store to/from a quadword
6443 (arm_print_operand): Implement new codes:
6444 - 'c' for unadorned integers (without a # sign).
6445 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6447 - 'e', 'f' for the low and high D parts of a NEON Q register.
6448 - 'q' outputs a NEON Q register.
6449 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6450 - 'T' prints NEON opcode features from a coded bitmask.
6451 - 'F' is similar to T, but signed/unsigned codes both print as
6453 - 't' is similar to T, but 'u' is printed instead of 'p'.
6454 - 'O' prints 'r' if NEON instruction should perform rounding (as
6455 specified by bitmask), else prints nothing.
6456 - '#' is a punctuation character to stop operand numbers from
6457 running together with following digits in the assembler
6458 strings for instructions (when using mode attributes).
6459 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6460 constant vectors in big-endian mode, where necessary.
6461 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6462 Handle EI, OI, CI, XI modes.
6463 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6464 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6465 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6466 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6467 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6469 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6470 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6471 to turn v8qi, etc. into bits defined above.
6472 (neon_itype): New enumeration. Classifications of NEON builtins.
6473 (neon_builtin_datum): Define struct. Contains information about
6474 a single builtin (with multiple modes).
6475 (CF): Define helper macro for...
6476 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6478 (neon_builtin_data): New array. Define information about builtins
6479 for use during initialization/expansion.
6480 (arm_init_neon_builtins): New function.
6481 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6483 (neon_builtin_compare): New function.
6484 (locate_neon_builtin_icode): New function. Find an insn code for a
6485 builtin given a function code for that builtin. Also return type of
6486 builtin (NEON_BINOP, NEON_UNOP etc.).
6487 (builtin_arg): New enumeration. Types of arguments for builtins.
6488 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6489 Takes a variable argument list of builtin_arg types, terminated by
6491 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6492 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6493 (neon_emit_pair_result_insn): New function. Support returning pairs
6494 of vectors via a pointer.
6495 (neon_disambiguate_copy): New function. Set up operands for a
6496 multi-word copy such that registers do not get clobbered.
6497 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6498 ARM_BUILTIN_NEON_BASE.
6499 (arm_file_start): Set float-abi attribute for NEON.
6500 (arm_vector_mode_supported_p): Enable NEON vector modes.
6501 (arm_mangle_map_entry): New.
6502 (arm_mangle_map): New.
6503 (arm_mangle_vector_type): New.
6504 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6506 (TARGET_NEON): New macro. Target supports NEON.
6507 (fputype): Add FPUTYPE_NEON.
6508 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6509 for vectorization based on command-line arg.
6510 (NEON_REGNO_OK_FOR_NREGS): Define.
6511 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6512 (VALID_NEON_STRUCT_MODE): Define.
6513 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6514 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6515 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6516 (consttable_16): Add pattern for outputting 16-byte minipool
6518 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6520 (vec-common.md, neon.md): Include md files.
6521 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6522 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6523 (memory_constraint "Ut", "Un", "Us"): Define.
6524 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6525 (MMX_char): New mode attribute.
6526 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6527 (*add<mode>3_iwmmxt): New insn pattern.
6528 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6529 (*sub<mode>3_iwmmxt): New insn pattern.
6530 (mulv4hi3): Rename to...
6531 (*mulv4hi3_iwmmxt): This.
6532 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6533 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6534 (uminv4hi3, uminv2si3): Remove. Replace with...
6535 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6536 (*umin<mode>3_iwmmxt): These.
6537 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6538 (ashr<mode>3_iwmmxt): This new pattern.
6539 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6540 (lshr<mode>3_iwmmxt): This new pattern.
6541 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6542 (ashl<mode>3_iwmmxt): This new pattern.
6543 * config/arm/neon-docgen.ml: New file. Generate documentation for
6545 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6546 * config/arm/arm_neon.h: New (autogenerated).
6547 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6549 * config/arm/neon.md: New file. Define NEON instructions.
6550 * config/arm/neon.ml: New file. Abstract description of NEON
6551 instructions, used to generate arm_neon.h header, documentation and
6553 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6554 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6556 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6558 (ARM NEON Intrinsics): New subsection.
6559 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6561 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6563 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6566 2007-07-24 Jan Hubicka <jh@suse.cz>
6568 * regclass.c (move_table): New type.
6569 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6570 (init_move_cost): Break out from ...
6571 (init_reg_sets_1): ... here; simplify computation of
6572 have_regs-of_mode and contains_reg_of_mode.
6573 (record_reg_classes): Unswitch internal loops.
6574 (copy_cost): Trigger lazy initialization of move cost
6575 (record_address_regs): Likewise.
6577 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6579 * config/darwin.c (darwin_override_options): Don't force on
6580 flag_var_tracking_uninit when no debug info is requested.
6582 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6584 * cfgloop.c (init_loops_structure): New function.
6585 (flow_loops_find): Create root of the loop tree unconditionally.
6587 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6589 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6591 2007-07-24 Jan Hubicka <jh@suse.cz>
6593 * caller-save.c: Include ggc.h, gt-caller-save.h
6594 (reg_save_code, reg_restore_code): Rename to ...
6595 (cached_reg_save_code, cached_reg_restore_code): ... those.
6596 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6597 (reg_save_code, reg_restore_code): New functions.
6598 (init_caller_save): Do not intialize
6599 reg_save_code/reg_restore_code tables.
6600 * Makefile.in: (gt-caller-save.h): New.
6602 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6604 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6605 with the mode of the original operand instead of
6608 2007-07-23 Jan Hubicka <jH@suse.cz>
6610 * i386.c (ix86_secondary_memory_needed): Break out to...
6611 (inline_secondary_memory_needed): ... here.
6612 (ix86_memory_move_cost): Break out to ...
6613 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6614 maximum of input and output; fix handling of Q_REGS on 64bit.
6615 (ix86_secondary_memory_needed): Microoptimize.
6617 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6619 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6620 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6621 stmts_from_loop, known_dependences_p, build_rdg): New.
6622 * tree-data-ref.h: Depends on graphds.h.
6623 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6624 (build_rdg): Declared.
6625 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6627 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6629 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6632 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6633 Jakub Jelinek <jakub@redhat.com>
6635 PR middle-end/PR28690
6636 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6638 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6639 and MEM_POINTER operands over REG and MEM operands.
6640 (swap_commutative_operands_p): Change return value to bool.
6641 * rtl.h: Update the corresponding prototype.
6642 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6643 instead of gen_rtx_PLUS.
6644 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6645 value to bool. Change function arguments to rtx's and update code
6647 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6648 calls to match the new declaration.
6649 * simplify-rtx.c (simplify_associative_operation): Don't
6650 reorder simplify_binary_operation arguments.
6652 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6654 * config/mips/mips.c (override_options): Use mips_costs to derive
6655 the default branch cost.
6656 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6658 * config/mips/mips.opt (mbranch-cost=): New option.
6659 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6661 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6663 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6664 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6665 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6666 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6668 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6670 * config/mips/constraints.md (ks): New constraint.
6671 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6672 (*add<mode>3_mips16): ...here.
6674 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6676 * optabs.h (enum optab_index): Add new OTI_signbit.
6677 (signbit_optab): Define corresponding macro.
6678 (enum insn_code signbit_optab[]): Remove array.
6679 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6680 (expand_copysign_absneg): If back end provides signbit insn, use it
6681 instead of bit operations on floating point argument.
6682 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6683 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6684 for availability of signbit insn.
6686 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6687 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6688 SSE mode is not active.
6689 (isinf<mode>2): Disable for mfpmath=sse,387.
6691 2007-07-22 Ben Elliston <bje@au.ibm.com>
6693 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6695 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6697 2007-07-20 Richard Guenther <rguenther@suse.de>
6699 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6700 integral typed condition.
6701 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6702 booleanness. Only preserve conversions from a non-base
6703 type to a base type, not in general between types with
6704 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6705 * tree.def (COND_EXPR): Document that the condition
6706 can be of any integral type.
6708 2007-07-20 Nigel Stephens <nigel@mips.com>
6709 Richard Sandiford <richard@codesourcery.com>
6711 * config/mips/mips.h (mips_dwarf_regno): Declare.
6712 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6713 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6714 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6715 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6716 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6717 (REG_CLASS_NAMES): Update accordingly.
6718 * config/mips/mips.c (mips_dwarf_regno): New array.
6719 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6720 (mips_subword): Remove special handling for accumulator registers.
6721 (override_options): Initiailize mips_dwarf_regno. Remove use
6723 (mips_swap_registers): New function.
6724 (mips_conditional_register_usage): Swap accumulator registers
6725 around if TARGET_LITTLE_ENDIAN.
6726 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6727 * config/mips/constraints.md (h, l): Use the endianness to choose
6728 between MD0_REG and MD1_REG.
6729 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6730 alternative-dependent template.
6732 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6734 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6737 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6739 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6740 predecessor fallthru flags.
6742 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6744 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6745 of compare to the same type.
6746 * cfgloopmanip.c (add_loop): Update information about loop exits.
6747 (loop_version): Remove the innermost loop requirement.
6748 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6749 to sizetype for pointers.
6751 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6753 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6754 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6755 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6757 * config/dfp-bit.c: Empty for TFmode conversions.
6759 2007-07-18 Caroline Tice <ctice@apple.com>
6761 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6762 and handle them correctly; check that src is not NULL before
6764 (find_src_set_src): Likewise.
6766 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6768 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6769 (struct alignment_context, init_alignment_context): New.
6770 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6771 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6772 (XCHAL_HAVE_S32C1I): Likewise.
6773 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6774 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6775 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6776 (ATOMIC, HQI): New macros.
6777 (memory_barrier, *memory_barrier): New.
6778 (sync_lock_releasesi): New.
6779 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6780 (sync_lock_test_and_set<mode>): New.
6781 (sync_<atomic><mode>): New.
6782 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6783 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6784 (xtensa_expand_atomic): New.
6786 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6790 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6791 transformation for builtin ISNORMAL.
6792 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6793 * builtins.def (BUILT_IN_ISNORMAL): New.
6794 * doc/extend.texi: Document isnormal.
6796 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6800 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6801 optabs infrastructure. Provide generic implementation for
6803 (expand_builtin): Handle FINITE/ISFINITE.
6804 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6805 (fold_builtin_1): Likewise.
6807 * builtins.def (BUILT_IN_ISFINITE): New.
6809 * doc/extend.texi: Document isfinite.
6811 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6816 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6817 generic fallback for isinf.
6818 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6819 calculation code ...
6820 * real.c (get_max_float): ... to here.
6821 * real.h (get_max_float): New.
6823 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6827 * builtin-attrs.def (ATTR_TYPEGENERIC,
6828 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6830 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6831 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6832 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6833 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6835 * c-common.c (handle_type_generic_attribute): New.
6836 (c_common_attribute_table): Add "type generic".
6838 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6840 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6842 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6843 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6846 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6849 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6850 checking that the operand is an expression.
6852 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6853 Danny Smith <dannysmith@users.sourceforge.net>
6856 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6857 file mapping object in local namespace if Windows version later
6860 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6862 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6863 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6864 arm_cannot_force_const_mem.
6865 (arm_cannot_force_const_mem): New function.
6866 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6867 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6868 of arm_tls_referenced_p.
6869 * config/arm/arm.md (movsi): Split out-of-section constants when
6870 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6871 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6873 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6875 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6877 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6879 * config/mips/mips.md (*extendqihi2): Convert the destination
6882 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6884 * config/pa/fptr.c: Update license header.
6885 * config/pa/milli64.S: Likewise.
6887 2007-07-17 Nick Clifton <nickc@redhat.com>
6889 * COPYING_v3: New file. Contains version 3 of the GNU General
6891 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6892 Lesser General Public License.
6893 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6894 the GNU General Public License.
6896 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6898 PR rtl-optimization/32773
6899 * cfglayout.c (force_one_exit_fallthru): New function.
6900 (cfg_layout_finalize): Use it.
6902 2007-07-16 Richard Guenther <rguenther@suse.de>
6903 Uros Bizjak <ubizjak@gmail.com>
6905 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6906 before forcing it to gimple operand.
6908 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6909 David Ung <davidu@mips.com>
6911 * config/mips/mips.h (TUNE_24K): Define.
6912 (TUNE_MACC_CHAINS): Add TUNE_24K.
6913 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6915 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6916 (r74k_int_madd): .. this new reservation.
6917 (define_bypass): Fixed bypasses for r74k_int_madd to use
6919 * config/mips/24k.md (define_bypass): Define new
6920 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6922 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6923 Nigel Stephens <nigel@mips.com>
6925 * config/mips/mips.md: Include 20kc.md.
6926 * config/mips/20kc.md: New file.
6927 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6928 (mips_adjust_cost): Tweak for 20Kc.
6929 (mips_issue_rate): Likewise.
6930 * config/mips/mips.h (TUNE_20KC): Define.
6932 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6934 * config/rs6000/rs6000.c (struct processor_cost): Add
6935 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6937 (*_cost): Add cache information.
6938 (rs6000_override_options): Set cache parameters.
6940 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6943 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6944 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6946 2007-07-16 Paul Brook <paul@codesourcery.com>
6949 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6950 (cirrus_thumb2_movsi_insn): Ditto.
6952 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6954 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6957 2007-07-15 Andrew Haley <aph@redhat.com>
6959 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6960 before looking in the context.
6962 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6966 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6967 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6968 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6969 (pa_output_function_prologue): Use rp_saved and
6970 current_function_is_leaf to generate .CALLINFO statement.
6971 (hppa_expand_prologue): Set rp_saved.
6972 (hppa_expand_epilogue): Use rp_saved.
6973 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6974 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6976 2007-07-14 Dirk Mueller <dmueller@suse.de>
6978 * omega.c (coalesce): Fix memory leak on early exit.
6979 * matrix-reorg.c (check_allocation_function): Likewise.
6980 * tree-vect-transform.c (vect_get_new_vect_var): free result
6982 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6983 pass pointer to edge vector
6984 (partition_hot_cold_basic_blocks): Fix memory leak.
6985 * collect2.c (prefix_from_string): Free temporary storage.
6986 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6988 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6990 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6991 (DO_GLOBAL_DTORS_BODY): Likewise.
6993 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6994 Nigel Stephens <nigel@mips.com>
6996 * config/mips/mips.c (mips_classify_symbol): Don't return
6997 SYMBOL_SMALL_DATA for constant pool addresses if
6998 TARGET_EMBEDDED_DATA is true.
7000 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7002 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7003 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7004 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7005 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7006 __builtin_ia32_storehps, __builtin_ia32_storelps,
7007 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7008 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7009 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7010 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7011 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7012 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7013 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7014 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7015 using def_builtin_const.
7017 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7019 PR tree-optimization/32705
7020 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7021 (simplify_binary_expression): Use SSA_VAL consistently.
7023 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7025 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7026 (SPEFSCR_REGNO): Delete definition.
7027 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7028 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7029 * config/rs6000/rs6000.h: Do not define *_REGNO.
7030 LINK_REGISTER_REGNUM -> LR_REGNO.
7031 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7032 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7033 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7034 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7035 R_VRSAVE, R_VSCR. Use them.
7036 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7037 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7038 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7039 * config/rs6000/aix.h: Define R_LR. Use it.
7041 2007-07-13 Caroline Tice <ctice@apple.com>
7043 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7044 flag_var_tracking is explicitly turned off (i.e. when variable
7045 tracking is not feasible); otherwise, turn flag_var_tracking on when
7046 flag_var_tracking_uninit is on.
7047 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7048 note definitions, to allow recording of initialization status in the
7050 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7051 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7052 determine if two note locations are equal.
7053 (output_loc_list): Don't output list entries whose start & end labels
7055 (reg_loc_descriptor): Add parameter for initialization status; pass it
7056 to other loc descriptor functions.
7057 (one_reg_loc_descriptor): Add parameter for initialization status;
7058 check its value and add DW_OP_GNU_uninit to returned loc descr if
7060 (multiple_reg_loc_descriptor): Add parameter for initialization
7062 pass init status argument to other loc descriptor functions; check
7063 value of intialization parameter and add DW_OP_GNU_uninit to returned
7064 loc descr if appropriate.
7065 (based_loc_descr): Add parameter for initialization status; add new
7066 variable for return value; check value of initialization parameter and
7067 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7068 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7069 pass init status argument to other loc descriptor functions; check
7070 value of intialization parameter and add DW_OP_GNU_uninit to returned
7071 loc descr if appropriate.
7072 (mem_loc_descriptor): Likewise.
7073 (concat_loc_descriptor): Likewise.
7074 (concatn_loc_descriptor): Likewise.
7075 (loc_descriptor): Add parameter for initialization status; pass it as
7076 argument to other loc descriptor function calls.
7077 (loc_descriptor_from_tree_1): Add appropriate initialization status
7078 to loc descriptor function calls.
7079 (add_location_or_const_value_attribute): Get initialization status
7080 from VAR_LOCATION note; add initialization status to loc descriptor
7082 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7083 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7084 status is uninitialized, add "[uninint]" to output.
7085 * common.opt (fvar-tracking-uninit): New option, similar to
7086 fvar-tracking, to turn on tracking of uninitialized variables; creates
7087 a new global flag, flag_var_tracking_uninit.
7088 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7089 (enum var_init_status): New type, for var initialization status field.
7090 * var-tracking.c (struct location_chain_def): Two new fields, init,
7091 for initialization status, and set_src for the assignment value expr.
7092 (unshare_variable): New parameter for initialization status;
7093 initialize new init and set_src fields.
7094 (var_reg_set): New parameters for initialization status and value;
7095 pass them to set_variable_part.
7096 (var_mem_set): Likewise.
7097 (get_init_value): New function.
7098 (var_reg_delete_and_set): New initialization status & value
7099 parameters; add call to get_init_value if status is unknown; pass new
7100 parameters to clobber_variable_part and var_reg_set.
7101 (var_mem_delete_and_set): Likewise.
7102 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7103 (var_mem_delete): Likewise.
7104 (variable_union): Pass status to unshare_variable; initialize new init
7105 and set_src fields. If flag_var_tracking_uninit is not set, force
7106 status to initialized.
7107 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7108 used later to get the set_src value.
7109 (find_src_status): New function.
7110 (find_src_set_src): New function.
7111 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7112 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7113 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7114 and var_mem_delete_and_set.
7115 (dump_variable): Print out "[uninit]" if appropriate.
7116 (set_variable_part): Add new initialization and set_src parameters;
7117 pass status to unshare_variable; set node->init and node- >set_src
7118 fields and modify slot in hash table appropriately; save the init and
7119 set_src values if appropriate and assign to the new node.
7120 (clobber_variable_part): New set_src parameter; if two nodes have
7121 same variable and same location but different set_src (assignment)
7122 values, clobber old node.
7123 (delete_variable_part): Pass init status to unshare_variable.
7124 (emit_note_insn_var_location): Add initialized var; assign var's init
7125 status to new 'initialized'; pass new init status field to calls to
7126 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7127 status to initialized.
7128 (emit_notes_in_bb): Pass initialization status to calls to
7129 var_reg_set, var_mem_set, var_reg_delete_and_set and
7130 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7131 var_reg_delete_and_set and var_mem_delete_and_set; call
7132 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7133 make up for change in add_stores.
7134 (vt_add_function_parameters): Add status to calls to
7136 * config/darwin.c (darwin_override_options): Turn on uninitialized
7137 tracking automatically, if var_tracking is on and the system is
7140 2007-07-13 Sa Liu <saliu@de.ibm.com>
7142 * config.gcc: Add options for arch and tune on SPU.
7143 * config/spu/predicates.md: Add constant operands 0 and 1.
7144 * config/spu/spu-builtins.def: Add builtins for double precision
7145 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7146 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7148 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7150 * config/spu/spu-protos.h: Add new function prototypes.
7151 * config/spu/spu.c (spu_override_options): Check options -march and
7153 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7154 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7156 (spu_const_from_int): New. Create a vector constant from 4 ints.
7157 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7158 (spu_emit_vector_compare): New. Emit vector compare.
7159 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7160 * config/spu/spu.h: Add options -march and -mtune. Define processor
7161 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7162 CANONICALIZE_COMPARISON.
7163 * config/spu/spu.md: Add new insns for double precision compare
7164 and double precision vector compare. Add vcond and smax/smin patterns
7165 to enable DFmode vector conditional expression.
7166 * config/spu/spu.opt: Add options -march and -mtune.
7167 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7168 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7169 both CELL and CELLEDP targets: spu_testsv.
7170 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7173 2007-07-13 Richard Guenther <rguenther@suse.de>
7175 PR tree-optimization/32721
7176 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7177 TREE_THIS_VOLATILE on the folded reference.
7178 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7179 if the array reference has TREE_THIS_VOLATILE set.
7181 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7184 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7186 2007-07-13 Andreas Schwab <schwab@suse.de>
7188 * gengtype-lex.l: Allow declarations to be indented.
7190 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7192 * ginclude/tgmath.h: New.
7193 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7194 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7195 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7196 * configure: Regenerate.
7198 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7200 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7201 correct index when setting register save state for xd
7204 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7206 * config/sh/sh.c (mark_use): Remove.
7208 2007-07-12 Paul Brook <paul@codesourcery.com>
7210 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7211 reg does not overlap return value.
7213 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7215 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7216 (set_expression_vuses): Ditto.
7217 (init_pre): Initialize expression_vuses.
7219 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7221 * config/i386/sse.md (storentdf, storentsf): New.
7223 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7225 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7227 * tree.c (build_decl_stat): Move code from here...
7228 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7229 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7230 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7231 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7232 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7235 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7236 Devang Patel <dpatel@apple.com>
7238 PR tree-optimization/25413
7239 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7240 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7241 * tree.h (contains_packed_reference): New.
7242 * expr.c (contains_packed_reference): New.
7243 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7244 (vect_enhance_data_refs_alignment): Call
7245 vector_alignment_reachable_p.
7246 * target.h (vector_alignment_reachable): New builtin.
7247 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7248 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7249 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7251 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7253 * target.h (builtin_vectorization_cost): Add new target builtin.
7254 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7255 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7256 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7257 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7258 uninitialized variables.
7259 * tree-vect-transform.c (cost_for_stmt): New function.
7260 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7261 using cost 1 for all scalar stmts. Be less conservative when
7262 estimating the number of prologue/epulogue iterations. Call
7263 targetm.vectorize.builtin_vectorization_cost. Return
7264 min_profitable_iters-1.
7265 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7266 initialization cost instead of TARG_VEC_STMT_COST. Use
7267 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7268 epilogue code. Fix epilogue cost computation.
7269 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7270 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7271 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7272 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7273 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7274 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7276 2007-07-12 Richard Guenther <rguenther@suse.de>
7278 * gimplify.c (gimplify_conversion): Make sure that the result
7279 from maybe_fold_offset_to_reference is trivially convertible
7280 to the desired type before doing the simplification.
7281 (gimplify_expr): Likewise.
7282 * fold-const.c (fold_binary): Use the correct types for
7283 building the simplified expression.
7285 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7287 PR rtl-optimization/32729
7288 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7289 that fallthru to exit.
7291 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7293 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7294 (symDTPOFF2reg): Likewise.
7296 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7298 PR tree-optimization/32663
7300 * tree.h (VALUE_HANDLE_VUSES): Remove.
7301 (struct tree_value_handle): Remove vuses.
7303 * tree-vn.c (create_value_handle_for_expr): Don't set
7306 * tree-ssa-pre.c (expression_vuses): New.
7307 (alloc_expression_id): Set up expression_vuses.
7308 (get_expression_vuses): New.
7309 (set_expression_vuses): Ditto.
7310 (clear_expression_ids): Modify for expression_vuses.
7311 (phi_translate_1): Ditto.
7312 (phi_translate_set): Ditto.
7313 (value_dies_in_block_x): Ditto
7314 (valid_in_sets): Ditto.
7315 (add_to_sets): Ditto.
7316 (find_existing_value_expr): Ditto.
7317 (create_value_handle_for_expr): Ditto.
7318 (make_values_for_stmt): Ditto.
7319 (vuse_equiv): Remove.
7321 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7323 * Makefile.in (mostlyclean): Remove object files.
7325 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7327 * toplev.c (no_new_pseudos): Deleted.
7328 * rtl.h (no_new_pseudos): Deleted.
7329 * tree-pass.h (pass_no_new_pseudos): Deleted.
7330 * passes.c (pass_no_new_pseudos): Deleted.
7331 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7332 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7333 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7335 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7336 * rtlhooks.c (gen_lowpart_general): Ditto.
7337 * optabs.c (prepare_operand): Ditto.
7338 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7340 * modulo-sched.c (rest_of_handle_sms): Ditto.
7341 * see.c (rest_of_handle_see): Ditto.
7342 * ifcvt.c (if_convert): Ditto.
7343 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7345 * init-regs.c (gate_initialize_regs): Deleted set of
7347 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7348 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7349 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7351 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7354 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7355 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7356 (*vec_extractv2di_1_rex64): New insn pattern.
7358 2007-07-11 David Daney <ddaney@avtrex.com>
7360 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7361 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7362 for SIGNAL_UNWIND_RETURN_COLUMN.
7363 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7364 (DWARF_FRAME_REGNUM): Rewrite.
7365 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7367 2007-07-11 Nick Clifton <nickc@redhat.com>
7369 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7370 delta and use gen_int_mode in place of GET_INT instead.
7372 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7374 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7377 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7379 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7380 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7382 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7383 (USE_CANONICAL_TYPES): New.
7384 * doc/invoke.texi (verify-canonical-types): Remove.
7385 (use-canonical-types): Add.
7387 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7389 * config/spu/spu.c (spu_optimization_options): Remove setting of
7390 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7391 (spu_override_options): Move it here.
7393 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7395 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7396 * config/mips/mips.c (mips_cpu_info_table): Mention
7397 MIPS_ISA_LEVEL_SPEC in the comment.
7399 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7401 PR tree-optimization/32713
7402 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7404 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7407 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7408 conditional to flag_isoc99.
7409 (c_common_init_options): Do it here, unconditionally.
7411 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7413 PR tree-optimization/32589
7414 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7415 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7416 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7417 predicate, extracted from...
7418 (set_rhs): ...here. Call it for the expression on entry.
7419 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7420 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7421 (simplify_binary_expression): Use valid_gimple_expression_p
7422 to validate the simplification.
7423 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7425 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7427 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7428 DWARF2_DEBUG on 32 bit target too.
7429 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7431 2007-07-11 Nick Clifton <nickc@redhat.com>
7433 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7434 version for 64-bit hosts.
7436 2007-07-10 David Daney <ddaney@avtrex.com>
7438 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7440 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7442 * config/mips/mips.c (mips_expand_synci_loop): New function.
7443 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7444 (UNSPEC_RDHWR): Same.
7445 (UNSPEC_SYNCI): Same.
7446 (UNSPEC_SYNC): Same.
7447 (clear_cache): New expand.
7451 (clear_hazard): Same.
7452 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7454 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7455 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7457 2007-07-10 Ian Lance Taylor <iant@google.com>
7459 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7462 2007-07-10 David Daney <ddaney@avtrex.com>
7464 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7465 * builtins.c (expand_builtin___clear_cache): New function.
7466 (expand_builtin): Call expand_builtin___clear_cache for
7467 BUILT_IN_CLEAR_CACHE case.
7468 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7469 * doc/md.texi (clear_cache): Document new instruction pattern.
7470 * testsuite/gcc.dg/builtins-64.c: New test.
7472 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7474 * config/cris/cris.md ("movsi"): Fix typo in last change.
7476 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7479 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7481 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7482 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7483 for FUNCTION_DECLs. Don't use align_functions_log if
7485 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7486 even for FUNCTION_DECLs.
7487 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7489 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7490 (DECL_FUNCTION_CODE): Update for new location and name of
7492 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7493 (struct tree_decl_common): Move 'align' and 'off_align' out
7494 of union, ensure they're still on a 32-bit boundary. Remove
7495 other fields in union 'u1'.
7496 (struct tree_function_decl): Add field 'function_code' replacing
7497 'u1.f' in tree_decl_common.
7498 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7499 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7500 (Variable Attributes): Cross-reference 'aligned' attribute
7501 to Function Attributes.
7502 * flags.h (force_align_functions_log): Delete.
7503 * toplev.c (force_align_functions_log): Delete.
7505 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7508 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7509 (*vec_concatv2di_rex): New insn pattern.
7511 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7514 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7516 2007-07-10 Ian Lance Taylor <iant@google.com>
7518 Replace no_new_pseudos in backends.
7519 * rtl.h (can_create_pseudo_p): Define.
7520 * config/darwin.c (machopic_indirect_data_reference): Use
7521 can_create_pseudo_p () instead of no_new_pseudos.
7522 (machopic_indirect_data_reference): Likewise.
7523 (machopic_legitimize_pic_address): Likewise.
7524 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7525 (alpha_emit_set_const_1): Likewise.
7526 (alpha_emit_set_const): Likewise.
7527 (alpha_emit_conditional_move): Likewise.
7528 (alpha_split_conditional_move): Likewise.
7529 * config/alpha/alpha.md (various splitters): Likewise.
7531 * config/arm/arm.c (legitimize_pic_address): Likewise.
7532 (arm_load_pic_register): Likewise.
7533 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7534 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7535 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7536 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7537 * config/cris/cris.md (movsi): Likewise.
7538 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7539 (symGOTOFF2reg_hilo): Likewise.
7540 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7541 * config/h8300/h8300.md (insv, extzv): Likewise.
7542 * config/i386/i386.c (ix86_expand_move): Likewise.
7543 (ix86_expand_vector_move): Likewise.
7544 (ix86_prepare_fp_compare_args): Likewise.
7545 (ix86_expand_carry_flag_compare): Likewise.
7546 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7547 (tls_dynamic_gnu2_combine_32): Likewise.
7548 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7549 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7550 (ia64_expand_movxf_movrf): Likewise.
7551 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7552 (m32c_split_move): Likewise.
7553 (m32c_expand_insv): Likewise.
7554 * config/m68k/m68k.md (movsi): Likewise.
7555 * config/mips/mips.c (mips_force_temporary): Likewise.
7556 (mips_split_symbol): Likewise.
7557 (mips_move_integer): Likewise.
7558 (mips_legitimize_const_move): Likewise.
7559 * config/mn10300/mn10300.md (movsi): Likewise.
7560 * config/pa/pa.c (emit_move_sequence): Likewise.
7561 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7562 (rs6000_got_register): Likewise.
7563 (create_TOC_reference): Likewise.
7564 (rs6000_machopic_legitimize_pic_address): Likewise.
7565 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7566 (various splitters): Likewise.
7567 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7568 (movsi_got): Likewise.
7569 * config/s390/s390.c (emit_symbolic_move): Likewise.
7570 * config/s390/s390.md (movhi, movqi): Likewise.
7571 (load_multiple, store_multiple): Likewise.
7572 * config/score/score.c (score_force_temporary): Likewise.
7573 * config/sh/sh.c (prepare_move_operands): Likewise.
7574 (prepare_cbranch_operands): Likewise.
7575 (emit_fpu_switch): Likewise.
7576 (fpscr_set_from_mem): Likewise.
7577 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7578 (adddi3, subsi3): Likewise.
7579 (various splitters): Likewise.
7580 (divsi_inv_fp_combine): Likewise.
7581 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7582 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7584 * config/sh/predicates.md (xor_operand): Likewise.
7585 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7586 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7587 (movdi_pic_label_ref): Likewise.
7588 * config/spu/spu.c (spu_split_immediate): Likewise.
7589 * config/alpha/alpha.md (various splitters): Remove test
7590 !no_new_pseudos || reload_completed.
7591 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7593 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7594 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7595 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7596 * config/score/score.c (th_output_mi_thunk): Likewise.
7597 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7598 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7600 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7602 PR rtl-optimization/32664
7603 * mode-switching.c (create_pre_exit): Skip barrier insns.
7605 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7607 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7608 force_gimple_operand_bsi.
7609 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7610 rewrite_use_compare): Ditto.
7611 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7613 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7614 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7615 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7616 * tree-profile.c (prepare_instrumented_value,
7617 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7618 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7619 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7620 tree_gen_ior_profiler): Ditto.
7621 * tree-ssa-reassoc.c (negate_value): Ditto.
7622 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7623 Use force_gimple_operand_bsi.
7624 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7625 * tree-if-conv.c (add_to_dst_predicate_list,
7626 find_phi_replacement_condition): Ditto.
7627 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7628 Call mark_symbols_for_renaming for new statements.
7629 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7631 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7633 * cfghooks.c (remove_edge): New function.
7634 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7636 * cfghooks.h (remove_edge): Declare.
7637 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7638 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7640 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7642 * optabs.h: Added declaration for signbit_optab.
7643 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7644 * genoptinit.c (optabs): Added entry for signbit insns.
7645 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7647 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7648 * config/s390/s390.md (signbit<mode>2): New expander.
7650 2007-07-09 Richard Guenther <rguenther@suse.de>
7653 * fold-const.c (fold_plusminus_mult_expr): Move constant
7654 arguments second to allow decomposing.
7656 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7659 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7661 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7662 Disregard DECL_FROM_INLINE.
7664 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7667 * doc/invoke.texi: Add ftree-reassoc flag.
7668 * common.opt (ftree-reassoc): New flag.
7669 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7670 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7672 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7674 PR tree-optimization/32681
7675 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7676 saved in second_edge->aux when first_bb is a loop header.
7678 2007-07-09 Jan HUbicka <jh@suse.cz>
7680 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7682 2007-07-09 Richard Guenther <rguenther@suse.de>
7684 * c-decl.c (start_function): Do not promote return type.
7686 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7688 * function.c (do_warn_unused_parameter): Do not warn if
7689 TREE_NO_WARNING is set.
7691 2007-07-08 Andreas Schwab <schwab@suse.de>
7693 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7695 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7698 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7700 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7701 apply to assembly language, too.
7702 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7704 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7706 Revert (note the sccvn portions are *not* reverted)
7707 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7709 Fix PR tree-optimization/23488
7711 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7713 * tree-flow-inline.h (get_value_handle): Ditto.
7714 * tree-ssa-pre.c (decl_vh_map): New.
7715 (decl_node_pool): New.
7716 (can_value_number_operation): Support DECL_P.
7717 (can_PRE_operation): Ditto.
7718 (create_expression_by_pieces): Ditto.
7719 (find_existing_value_expr): Modify to differnetiate between
7720 addressing and top level.
7721 (create_value_handle_for_expr): Handle DECL's.
7722 (poolify_tree): Ditto.
7723 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7724 (make_values_for_stmt): Handle DECL's properly.
7725 (init_pre): Reorg to not init useless things during FRE.
7727 * tree-flow.h: Include pointer-set.h.
7728 (decl_vh_map): Declare.
7729 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7731 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7733 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7734 the constraint description.
7735 * doc/md.texi: Update documentation of AVR constraints.
7737 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7739 * auto-inc-dec.c, config/arm/arm.c,
7740 config/m32r/constraints.md, config/mips/mips.md,
7741 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7742 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7743 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7744 typos. Follow spelling conventions.
7745 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7747 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7748 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7750 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7751 realloc_vuse): Remove.
7752 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7755 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7757 Fix PR tree-optimization/23488
7759 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7760 (try_to_simplify): Ditto.
7762 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7764 * tree-flow-inline.h (get_value_handle): Ditto.
7765 * tree-ssa-pre.c (decl_vh_map): New.
7766 (decl_node_pool): New.
7767 (can_value_number_operation): Support DECL_P.
7768 (can_PRE_operation): Ditto.
7769 (create_expression_by_pieces): Ditto.
7770 (find_existing_value_expr): Modify to differnetiate between
7771 addressing and top level.
7772 (create_value_handle_for_expr): Handle DECL's.
7773 (poolify_tree): Ditto.
7774 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7775 (make_values_for_stmt): Handle DECL's properly.
7776 (init_pre): Reorg to not init useless things during FRE.
7778 * tree-flow.h: Include pointer-set.h.
7779 (decl_vh_map): Declare.
7780 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7782 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7784 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7785 apply to assembly language, too.
7786 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7788 2007-07-06 Ian Lance Taylor <iant@google.com>
7789 Zack Weinberg <zackw@panix.com>
7792 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7794 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7796 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7797 (prefetch): Likewise if "pref" would be used.
7799 2007-07-06 Josh Conner <jconner@apple.com>
7803 * calls.c (store_one_arg): Handle arguments which are partially
7804 on the stack when detecting argument overlap.
7806 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7808 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7809 chosen during find_reloads.
7811 2007-07-06 Richard Guenther <rguenther@suse.de>
7813 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7814 TYPE_ARG_TYPES for verification of argument types. Use
7815 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7816 parameters as variable arguments.
7818 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7820 * libgcc2.h (word_type): Type definition removed.
7821 (cmp_return_type, shift_count_type): Type definitions added.
7822 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7823 replaced with shift_count_type.
7824 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7826 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7827 changed from word_type to Wtype.
7828 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7829 replaced with shift_count_type.
7830 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7832 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7833 and libgcc_shift_count attribute added.
7834 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7835 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7836 (TARGET_INITIALIZER): New target hooks added.
7837 * targhooks.c (default_libgcc_cmp_return_mode,
7838 default_libgcc_shift_count_mode): Default implementations for the new
7840 * targhooks.h (default_libgcc_cmp_return_mode,
7841 default_libgcc_shift_count_mode): Function prototypes added.
7842 * target.h (struct gcc_target): Fields for the new target hooks added.
7843 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7845 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7848 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7849 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7851 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7852 s390_libgcc_shift_count_mode): Functions added.
7853 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7854 Target hooks defined.
7856 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7858 * config/mips/mips.c (compute_frame_size): Restore the original
7859 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7860 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7861 Document why the difference is needed.
7863 2007-07-06 Richard Guenther <rguenther@suse.de>
7865 * c-common.c (boolean_increment): Use correctly typed
7868 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7870 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7871 the topmost argument register is not also included in the save mask.
7872 (mips16e_collect_argument_save_p): Take a pointer to the argument
7873 register, rather than a pointer to the number of arguments.
7874 (mips16e_collect_argument_saves): Only include argument saves
7875 that aren't in the register mask.
7877 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7879 PR rtl-optimization/32450
7880 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7881 to ensure that instructions are not moved into the prologue when
7882 profiling is on. Remove unused prologue_end variable.
7883 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7884 as a scheduling barrier.
7886 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7889 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7890 Disregard DECL_FROM_INLINE.
7892 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7894 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7895 IORing with a constant.
7897 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7899 PR rtl-optimization/32475
7900 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7901 for every definition of the stack pointer.
7903 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7905 * arm.c (vfp3_const_double_index): Copy signed results of
7906 REAL_VALUE_TO_INT into unsigned vars.
7908 2007-07-05 Richard Guenther <rguenther@suse.de>
7911 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7913 * tree-ssa.c (useless_type_conversion_p): Check canonical
7916 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7918 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7919 zero_extendhisi2): Change to define_insn_and_split.
7920 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7922 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7924 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7925 pass_match_asm_constraints): New.
7926 * passes.c (init_optimization_passes): Add new pass.
7927 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7928 * function.h (struct function): Add has_asm_statement bit.
7929 (current_function_has_asm_statement): New.
7930 * tree-pass.h (pass_match_asm_constraints): New.
7932 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7934 * config/mips/mips.c (mips_file_start): Avoid declaration
7937 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7939 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7941 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7943 * rtl.def (NOTE): Change print format string to print
7944 operand 5 as a note insn name.
7946 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7947 David Ung <davidu@mips.com>
7949 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7950 * doc/invoke.texi: (MIPS Options): Document them.
7952 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7953 David Ung <davidu@mips.com>
7955 Add support for SmartMIPS ASE.
7957 * optabs.c (expand_binop_directly): New, broken out from...
7958 (expand_binop): Here. Make it try rotating in the other
7959 direction even when the second operand isn't constant.
7960 * config/mips/mips.md (*lwxs): New.
7961 * config/mips/mips.opt (msmartmips): New.
7962 * config/mips/mips.c (mips_lwxs_address_p): New.
7963 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7964 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7965 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7966 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7967 (ISA_HAS_LWXS): New.
7968 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7969 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7970 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7971 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7972 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7973 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7974 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7976 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7978 * tree-vectorizer.c (new_loop_vec_info): Initialize
7979 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7980 * tree-vectorizer.h (_loop_vec_info): Added new filed
7981 min_profitable_iters.
7982 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7983 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7984 * tree-vect-analyze.c (vect_analyze_operations): Set
7985 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7986 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7987 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7988 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7989 and prologue cost to after they are computed.
7990 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7992 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7993 of creating vectors from scalars according to dt.
7994 (vect_model_store_cost): Likewise.
7995 (vectorizable_call): Use dt array instead of scalar dt. Call
7996 vect_model_simple_cost with additional argument dt.
7997 (vectorizable_assignment): Likewise.
7998 (vectorizable_operation): Likewise.
7999 (vectorizable_type_demotion): Likewise.
8000 (vectorizable_type_promotion): Likewise.
8001 (vectorizable_store): Use dt array instead of scalar dt. Call
8002 vect_model_store_cost with additional argument dt.
8003 (vect_do_peeling_for_loop_bound): Don't call
8004 vect_estimate_min_profitable_iters. Instead, lookup
8005 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8006 "may not be profitable".
8008 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8011 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8012 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8013 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8014 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8016 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8018 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8019 addressing modes cheaper.
8021 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8023 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8024 (dw_ranges_struct): Rename block_num to num. Adjust.
8025 (dw_ranges_by_label_struct): New.
8026 (ranges_by_label, ranges_by_label_allocated,
8027 ranges_by_label_in_use): New variables.
8028 (add_ranges_num): Factored most of the code out of...
8029 (add_ranges): ... this one. Rewrite in terms of the former.
8030 (add_ranges_by_labels): New.
8031 (output_ranges): Output by-label ranges.
8032 (dwarf2out_finish): Output range for multiple-section
8033 compile_unit. Output standard DW_AT_low_pc in addition to
8034 unexpected DW_AT_entry_pc.
8036 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8038 PR tree-optimization/32604
8039 PR tree-optimization/32606
8041 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8042 (compute_antic_safe): Removed.
8043 (ANTIC_SAFE_LOADS): Ditto.
8044 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8045 (execute_pre): Don't call compute_antic_safe.
8046 (vuse_equiv): New function.
8047 (make_values_for_stmt): Use it
8048 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8051 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8054 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8056 (avr_attribute_table): Make "naked" attribute apply to function types
8057 rather than to decls.
8058 (avr_handle_fntype_attribute): New function.
8060 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8062 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8065 2007-07-04 David Ung <davidu@mips.com>
8066 Joseph Myers <joseph@codesourcery.com>
8068 * config/mips/mips.md (type): Add logical, signext and move.
8069 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8070 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8071 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8072 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8073 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8074 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8075 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8076 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8077 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8078 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8079 movv2sf_hardfloat_64bit): Use the new types.
8080 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8081 *movdf_softfloat, *movdf_mips16): Use "multi".
8082 (extendqihi2): Replace with a define_expand.
8083 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8084 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8085 * config/mips/74k.md (r74k_int_logical): New reservation and
8087 (r74k_int_arith): Remove "slt".
8088 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8089 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8090 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8091 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8092 reservations for "arith".
8094 2007-07-04 Richard Guenther <rguenther@suse.de>
8096 * tree-ssa.c (useless_type_conversion_p): Add handling for
8097 scalar float and vector types. Only call the types_compatible_p
8098 langhook for aggregate types as last resort. Follow the
8101 2007-07-04 Richard Guenther <rguenther@suse.de>
8103 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8104 the same as NOP_EXPR.
8106 2007-07-04 Nick Clifton <nickc@redhat.com>
8108 * target.h (struct gcc_target): Add target_help field.
8109 * target-def.h (TARGET_HELP): New.
8110 (TARGET_INITIALIZER): Use TARGET_HELP.
8111 * opts.c (command_handle_option): Invoke target_help function, if
8112 defined, when the user has specified --target-help on the command
8114 * doc/invoke.texi: Mention that --target-help might print
8115 additional information.
8116 * doc/tm.texi: Document TARGET_HELP hook.
8118 * arm.c (TARGET_HELP): Override default definition.
8119 (arm_target_help): New - display a wrapped list of cores and
8120 architectures supported.
8122 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8124 * config/v850/v850.c (expand_prologue): Make sure
8125 GEN_INT() argument is sign extended rather than zero extended.
8126 (expand_epilogue): Likewise.
8127 (output_move_double): Delete.
8128 * config/v850/v850-protos.h (output_move_double): Delete.
8129 * config/v850/v850.md (movdi): Delete.
8130 (*movdi_internal): Delete.
8132 (*movdf_internal): Delete.
8134 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8136 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8137 unless compiling RTP PIC.
8139 2007-07-04 Richard Guenther <rguenther@suse.de>
8141 PR tree-optimization/32482
8142 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8143 original ssa name if we didn't find a shift expression.
8144 Fix shift constant for bit zero test.
8146 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8148 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8150 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8152 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8153 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8154 * config/arm/vxworks.h (ASM_SPEC): Delete.
8155 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8157 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8159 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8160 (DDR_REVERSED_P): New.
8161 * tree-data-ref.c (initialize_data_dependence_relation,
8162 build_classic_dist_vector): Set DDR_REVERSED_P.
8164 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8167 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8168 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8169 init_omega_for_ddr_1): Use non conservative number of iterations
8171 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8172 (analyze_siv_subscript): Remove FIXME and reinitialization of
8173 last_conflicts to chrec_dont_know.
8174 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8176 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8178 * tree.c (maybe_canonicalize_argtypes): Improve description.
8180 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8182 * tree.c (maybe_canonicalize_argtypes): New.
8183 (build_function_type): Set canonical type.
8184 (build_method_type_directly): Ditto.
8185 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8188 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8190 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8192 (rewrite_use_nonlinear_expr): Likewise.
8194 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8196 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8198 2007-07-04 Ben Elliston <bje@au.ibm.com>
8200 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8203 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8205 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8206 (Exception Handling): Likewise.
8208 2007-07-03 Jan Hubicka <jh@suse.cz>
8210 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8212 2007-07-03 Eric Christopher <echristo@apple.com>
8214 * doc/cppopts.texi: Add conflicting option note to -dM.
8215 * doc/invoke.texi: Add note about possible conflicts with
8216 -E for -dCHARS and note that -dM will not produce
8217 any results if there is no machine dependent reorg.
8219 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8221 * tree.h (DECL_ALIGN): Back out previous change.
8223 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8225 * configure.ac: Test for .dtprelword support on MIPS.
8226 * configure, config.in: Regenerate.
8227 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8228 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8230 2007-07-03 Julian Brown <julian@codesourcery.com>
8232 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8233 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8234 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8235 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8237 (all_fpus): Add FPUTYPE_VFP3.
8238 (fp_model_for_fpu): Add VFPv3 field.
8239 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8240 (vfp3_const_double_index): New function. Return integer index of
8241 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8243 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8244 and argument represents a valid RTX for a VFPv3 constant.
8245 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8247 (vfp_emit_fstmd): Similar, for fstmd.
8248 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8249 constants, represented as integer indices.
8250 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8251 VFP_REGNO_OK_FOR_DOUBLE macros.
8252 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8253 (arm_file_start): Set float-abi attribute for VFPv3, and output
8254 correct ".fpu" assembler directive.
8255 (arm_dbx_register_numbering): Add FIXME.
8256 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8257 (fputype): Add FPUTYPE_VFP3.
8258 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8259 (CALL_USED_REGISTERS): Likewise.
8260 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8261 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8262 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8263 (D7_VFP_REGNUM): New.
8264 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8265 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8266 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8267 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8268 (REG_ALLOC_ORDER): Adjust for VFPv3.
8269 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8270 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8271 VFP_LO_REGS, VFP_HI_REGS.
8272 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8273 (IS_VFP_CLASS): Define macro.
8274 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8276 (REGISTER_MOVE_COST): Likewise.
8277 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8278 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8279 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8280 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8281 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8282 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8283 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8284 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8285 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8286 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8287 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8288 where appropriate for single-word registers.
8289 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8290 As above. Fix type attributes.
8291 * config/arm/constraints.md (register_contraint "t"): Define.
8292 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8294 (register_constraint "x"): Define.
8295 (constraint "Dv"): Define.
8297 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8299 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8301 2007-07-03 Tom Tromey <tromey@redhat.com>
8303 * c-parser.c (objc_pq_context): Removed.
8304 (objc_need_raw_identifier): Likewise.
8305 (c_parser) <objc_pq_context>: New field.
8306 <objc_need_raw_identifier>: Likewise.
8307 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8308 (c_lex_one_token): Update.
8309 (c_parser_objc_protocol_definition): Update.
8310 (c_parser_objc_method_definition): Update.
8311 (c_parser_objc_methodproto): Update.
8312 (c_parser_declspecs): Update.
8314 2007-07-03 David Ung <davidu@mips.com>
8316 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8318 2007-07-03 David Ung <davidu@mips.com>
8319 Richard Sandiford <richard@codesourcery.com>
8321 * doc/invoke.texi: Document -march=74kf3_2.
8322 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8323 (TUNE_74K): Check for it.
8324 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8325 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8326 * config/mips/mips.md (cpu): Add 74kf3_2.
8327 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8328 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8329 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8330 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8331 74kf3_2 to the CPU list.
8332 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8333 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8334 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8335 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8336 (r74kf3_2_fxfer_from_c1): New insn reservations.
8338 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8339 David Ung <davidu@mips.com>
8341 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8342 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8343 and 74k[fx]. Document aliases for the new options.
8344 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8345 (PROCESSOR_24KF2_1): ...this.
8346 (PROCESSOR_24KX): Rename to...
8347 (PROCESSOR_24KF1_1): ...this.
8348 (PROCESSOR_74KF): Rename to...
8349 (PROCESSOR_74KF2_1): ...this.
8350 (PROCESSOR_74KX): Rename to...
8351 (PROCESSOR_74KF1_1): ...this.
8352 (TUNE_74K): Update PROCESSOR_* names.
8353 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8354 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8355 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8356 (mips_rtx_cost_data): Update processor names in comments.
8357 (mips_issue_rate): Update PROCESSOR_* names.
8358 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8359 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8360 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8361 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8362 Update cpu attribute names.
8363 (r24k_fpu_iss): Rename this reservation to...
8364 (r24kf2_1_fpu_iss): ...this and update all uses.
8365 (r24kx_fpu_iss): Rename this reservation to...
8366 (r24kf1_1_fpu_iss): ...this and update all uses.
8367 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8368 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8369 Update cpu attribute names.
8371 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8373 * config/m32r/constraints.md: New file.
8374 * config/m32r/m32r.c: Include tm-constrs.h.
8375 (small_data_operand): Use satisfies_constraint_* instead of macro.
8376 (addr24_operand, gen_compare): Likewise.
8377 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8378 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8379 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8380 EXTRA_CONSTRAINT): Likewise.
8381 * config/m32r/m32r.md: Include constraints.md.
8382 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8383 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8384 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8385 (two_insn_const_operand, int8_operand, uint16_operand,
8386 reg_or_int16_operand, reg_or_uint16_operand,
8387 reg_or_cmp_int16_operand, cmp_int16_operand,
8388 seth_add3_operand): Likewise.
8390 2007-07-03 Eric Christopher <echristo@gmail.com>
8392 * libgcc2.h: Conditionally declare __bswapsi2 and
8395 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8397 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8400 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8403 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8404 (__gthrw_pragma): Provide default definition.
8406 * gthr-posix.c (__gthrw_pragma): Define.
8408 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8410 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8411 before declaring inequality.
8413 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8415 * combine.c (recog_for_combine): Log the success or failure of
8416 matching new insn patterns against the machine description in
8419 2007-07-03 Revital Eres <eres@il.ibm.com>
8421 * ddg.c (print_sccs): New function.
8422 (check_sccs): New function.
8423 (create_ddg_all_sccs): Use it.
8424 * ddg.h (print_sccs): Declare.
8425 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8427 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8429 * targhooks.h (default_mode_for_suffix): New function declaration.
8430 * targhooks.c (default_mode_for_suffix): New default target hook.
8431 * target.h (struct c): New structure in the targetm struct.
8432 (mode_for_suffix): New target hook as part of struct c.
8433 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8434 default_mode_for_suffix.
8435 (TARGET_C): New define.
8436 * c-lex.c: Include "target.h".
8437 (interpret_float): Use targetm.c.mode_for_suffix to determine
8438 the mode for a given non-standard suffix.
8439 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8441 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8442 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8444 * doc/extend.texi (Floating Types): New node. Document __float80 and
8445 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8447 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8450 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8451 predicate instead of target_operand.
8452 (divsi3_i1_media, divsi3_media_2): Likewise.
8454 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8456 * tree.h (alias_sets_might_conflict_p): Rename into
8457 alias_sets_must_conflict_p.
8458 * alias.c (alias_sets_might_conflict_p): Likewise.
8459 (alias_sets_conflict_p): Use it.
8460 (objects_must_conflict_p): Likewise.
8461 * c-common.c (strict_aliasing_warning): Adjust.
8463 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8465 * rtlhooks.c (gen_lowpart_if_possible): Check for
8466 invalid subreg before calling gen_lowpart_SUBREG.
8468 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8470 * config/darwin9.h: Add copyright notice.
8471 (LINK_COMMAND_SPEC): Add comment.
8472 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8473 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8474 DARWIN_LIBSYSTEM_HAS_UNWIND.
8476 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8479 * omp-low.c (check_combined_parallel): New function.
8480 (lower_omp_parallel): Call it via walk_stmts, set
8481 OMP_PARALLEL_COMBINED if appropriate.
8482 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8483 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8484 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8485 don't consider it as combined parallel.
8487 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8489 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8490 (gcc_tooldir): Likewise.
8491 * configure: Regenerate.
8492 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8493 old configure.ac gcc_tooldir setting.
8494 (prefix_to_exec_prefix): New variable.
8495 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8496 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8498 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8500 Fix PR tree-optimization/32583
8501 Fix PR tree-optimization/32584
8502 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8503 (phi_translate_set): Use phi_translate directly now.
8504 (make_values_for_stmt): Don't value number RHS if we already know
8507 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8508 Jim Wilson <wilson@specifix.com>
8511 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8514 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8515 Richard Sandiford <richard@codesourcery.com>
8516 Nigel Stephens <nigel@mips.com>
8518 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8519 (mips16e_output_save_restore): Declare.
8520 (mips16e_save_restore_pattern_p): Likewise.
8521 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8522 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8523 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8524 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8525 (BITSET_P): New global macro, extracted from...
8526 (mips_for_each_saved_reg): ...here.
8527 (mips16e_save_restore_info): New struct.
8528 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8529 (mips16e_save_restore_regs): New variable.
8530 (mips_split_plus, mips16e_find_first_register): New functions.
8531 (mips16e_mask_registers): New function.
8532 (compute_frame_size): Expand the commentary before the function.
8533 Enforce the MIPS16e save and restore register range restrictions.
8534 Pad the general register save area at the low end.
8535 (mips16e_save_restore_reg, mips16e_build_save_restore)
8536 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8537 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8538 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8540 (mips_expand_prologue, mips_expand_epilogue): Handle
8541 GENERATE_MIPS16E_SAVE_RESTORE.
8542 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8544 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8546 PR tree-optimization/31966
8547 PR tree-optimization/32533
8548 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8549 "basic_block" description as its third argument. Update function
8550 calls to get destination bb from "edge" argument. Save "cond" into
8551 aux field of the edge. Update prototype for changed arguments.
8552 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8554 (find_phi_replacement_condition): Operate on incoming edges, not
8555 on predecessor blocks. If there is a condition saved in the
8556 incoming edge aux field, AND it with incoming bb predicate.
8557 Return source bb of the first edge.
8558 (clean_predicate_lists): Clean aux field of outgoing node edges.
8559 (tree_if_conversion): Do not initialize cond variable. Move
8560 variable declaration into the loop.
8561 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8562 initializations of new_stmt, arg0 and arg1 variables.
8564 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8566 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8567 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8569 2007-07-02 Richard Guenther <rguenther@suse.de>
8571 * tree-ssa.c (useless_type_conversion_p): Document
8572 future intent as defining the middle-end type system.
8573 Re-structure to call langhook last, group by type class,
8574 mark questionable parts.
8576 2007-07-02 Richard Guenther <rguenther@suse.de>
8578 * tree-flow.h (types_compatible_p): Declare.
8579 * tree-ssa.c (types_compatible_p): New function.
8580 * ipa-type-escape.c (discover_unique_type): Use
8581 types_compatible_p instead of lang_hooks.types_compatible_p.
8582 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8583 * tree-vn.c (expressions_equal_p): Likewise.
8584 * tree.c (fields_compatible_p): Likewise.
8585 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8586 (cprop_operand): Use useless_type_conversion_p instead of
8587 lang_hooks.types_compatible_p.
8588 * tree-inline.c (setup_one_parameter): Likewise.
8589 (declare_return_variable): Likewise.
8590 * tree-nrv.c (tree_nrv): Likewise.
8591 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8592 (maybe_fold_offset_to_component_ref): Likewise.
8593 (maybe_fold_offset_to_reference): Likewise.
8594 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8595 (merge_alias_info): Likewise.
8596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8597 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8598 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8599 * tree-tailcall.c (find_tail_calls): Likewise.
8600 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8601 * gimplify.c (canonicalize_addr_expr): Likewise.
8602 (fold_indirect_ref_rhs): Likewise.
8603 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8604 (cpt_same_type): Likewise.
8605 (check_pointer_types_r): Swap parameters to cpt_same_type
8607 * fold-const.c (fold_convert): Revert fix for PR15988.
8608 * tree-inline.c (setup_one_parameter): Instead fix it here by
8609 using fold_build1 instead of fold_convert and checking for
8610 error_mark_node. Convert only if the conversion is necessary.
8612 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8614 * configure.ac: Check for .gnu_attribute on Power.
8615 * configure: Regenerate.
8616 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8617 attribute for floating-point ABI.
8619 2007-07-02 Ira Rosen <irar@il.ibm.com>
8621 PR tree-optimization/32230
8622 PR tree-optimization/32477
8623 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8624 address is a constant.
8626 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8628 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8629 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8630 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8631 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8632 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8633 64-bit targets. Add support for *-elfoabi*.
8634 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8635 different settings if $(tm_defines) does not select the EABI.
8636 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8637 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8638 (MIPS_ARCH_OPTION_SPEC): Likewise.
8639 (MIPS_ISA_LEVEL_SPEC): Likewise.
8640 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8641 * config/mips/elfoabi.h: New file.
8643 2007-07-02 Richard Guenther <rguenther@suse.de>
8645 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8646 (useless_type_conversion_p): ... this.
8647 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8648 (useless_type_conversion_p): ... this.
8649 * builtins.c (fold_builtin_memory_op): Rename
8650 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8651 * tree-cfg.c (verify_expr): Likewise.
8652 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8653 * tree-ssa-ccp.c (ccp_fold): Likewise.
8654 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8655 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8656 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8657 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8658 * tree-ssa-pre.c (eliminate): Likewise.
8659 * tree-ssa.c (delete_tree_ssa): Likewise.
8660 (tree_ssa_useless_type_conversion): Likewise.
8661 * tree.c (build2_stat): Likewise.
8663 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8665 Fix PR tree-optimization/32571
8666 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8669 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8671 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8672 and other expected operations explicitly, change default to
8675 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8677 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8679 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8680 (tls_load_dot_plus_eight): Move the label number into the unspec.
8681 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8683 2007-07-01 Andreas Schwab <schwab@suse.de>
8685 * dwarf2out.c (initial_return_save): Define only if used.
8687 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8689 Unreverting Richard's Revert of:
8691 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8693 * dce.c (deletable_insn_p_1): New function, split out from...
8694 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8695 specially, not those inside PARALLELs. Remove BODY argument
8696 and adjust recursive call accordingly.
8697 (prescan_insns_for_dce): Update call to delete_insn_p.
8699 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8700 Revital Eres <eres@il.ibm.com>
8702 * ddg.c (create_ddg_all_sccs): Fix missed
8703 initialization of scc_nodes.
8705 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8708 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8709 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8711 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8713 * configure.ac: Check for .gnu_attribute on MIPS.
8714 * configure, config.in: Regenerate.
8715 * config/mips/mips.c (mips_file_start): If supported, output
8716 attribute for floating-point ABI.
8718 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8721 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8722 (ffs_cmove): New expander to expand using ctz pattern.
8723 (*ffs_cmove): Remove pattern.
8724 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8725 (ffsdi2): Expand using ctz pattern.
8726 (*ffs_rex64): Remove pattern.
8728 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8730 PR rtl-optimization/32296
8731 * pa.md (return): Delete pattern.
8732 (return_internal): Remove "(const_int 1)" from pattern.
8733 (epilogue): Use return_internal pattern for trivial returns.
8734 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8735 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8737 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8739 * tree-ssa-pre.c (is_exception_related): New function
8740 (can_value_number_operation): Use it.
8742 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8744 Fix PR tree-optimization/32540
8745 Fix PR tree-optimization/31651
8747 * tree-ssa-sccvn.c: New file.
8749 * tree-ssa-sccvn.h: Ditto.
8751 * tree-vn.c: Include tree-ssa-sccvn.h
8752 (val_expr_paid_d): Removed.
8753 (value_table): Ditto.
8754 (vn_compute): Ditto.
8755 (val_expr_pair_hash): Ditto.
8756 (val_expr_pair_expr_eq): Ditto.
8757 (copy_vuses_from_stmt): Ditto.
8760 (shared_vuses_from_stmt): Ditto.
8761 (print_creation_to_file): Moved up.
8762 (sort_vuses): Ditto.
8763 (sort_vuses_heap): Ditto.
8764 (set_value_handle): Make non-static.
8765 (make_value_handle): Ditto.
8766 (vn_add): Rewritten to use sccvn lookups.
8767 (vn_add_with_vuses): Ditto.
8768 (vn_lookup): Ditto (and second argument removed).
8769 (vn_lookup_with_vuses): Ditto.
8770 (vn_lookup_or_add): Ditto (and second argument removed);
8771 (vn_lookup_or_add_with_vuses): Ditto.
8772 (vn_lookup_with_stmt): New.
8773 (vn_lookup_or_add_with_stmt): Ditto.
8774 (create_value_handle_for_expr): Ditto.
8776 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8777 (seen_during_translate): New function.
8778 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8779 (phi_trans_add): Ditto.
8780 (constant_expr_p): FIELD_DECL is always constant.
8781 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8782 Use constant_expr_p.
8783 Avoid infinite recursion on mutually valued expressions.
8784 Change callers of vn_lookup_or_add.
8785 (phi_translate): New function.
8786 (compute_antic_safe): Allow phi nodes.
8787 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8788 (find_or_generate_expression): Rewrite slightly.
8789 (create_expression_by_pieces): Updated for vn_lookup_or_add
8791 Update VN_INFO for new names.
8792 (insert_into_preds_of_block): Update for new names.
8793 (add_to_exp_gen): New function.
8794 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8795 (find_existing_value_expr): Rewrite to changed vn_lookup.
8796 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8797 (try_look_through_load): Removed.
8798 (try_combine_conversion): Ditto.
8799 (get_sccvn_value): New function.
8800 (make_values_for_phi): Ditto.
8801 (make_values_for_stmt): Ditto.
8802 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8804 (init_pre): Update for SCCVN changes.
8806 (execute_pre): Ditto.
8808 * tree-flow.h (make_value_handle): Declare.
8809 (set_value_handle): Ditto.
8810 (sort_vuses_heap): Ditto.
8811 (vn_lookup_or_add_with_stmt): Ditto.
8812 (vn_lookup_with_stmt): Ditto.
8813 (vn_compute): Remove.
8816 (vn_lookup): Update arguments.
8818 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8820 (tree-ssa-sccvn.o): New.
8821 (OBJS-common): Add tree-ssa-sccvn.o
8823 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8826 * c-typeck.c (build_external_ref): Don't mark as used if called
8828 * calls.c (rtx_for_function_call): Likewise.
8830 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8834 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8836 * dce.c (deletable_insn_p_1): New function, split out from...
8837 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8838 specially, not those inside PARALLELs. Remove BODY argument
8839 and adjust recursive call accordingly.
8840 (prescan_insns_for_dce): Update call to delete_insn_p.
8842 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8844 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8845 (try_combine): Move potential calls to undo_all() so they happen
8846 before we commit to using the combined insns.
8848 2006-06-30 Jan Hubicka <jh@suse.cz>
8850 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8853 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8855 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8856 (cgraph_remove_unreachable_nodes): Likewise.
8857 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8858 * ipa-inline.c (update_caller_keys): Cast according to the coding
8860 (cgraph_decide_recursive_inlining): Likewise.
8861 (cgraph_decide_inlining_of_small_function): Likewise.
8862 (try_inline): Likewise.
8863 (cgraph_decide_inlining_incrementally): Likewise.
8864 * ipa-pure-const.c (get_function_state): Likewise.
8865 (scan_function): Likewise.
8866 (analyze_function): Likewise.
8867 (static_execute): Likewise.
8868 * ipa-reference.c (scan_for_static_refs): Likewise.
8869 (merge_callee_local_info): Likewise.
8870 (analyze_function): Use type safe memory macros.
8871 (static_execute): Likewise. Cast according to the coding conventions.
8872 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8874 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8876 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8877 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8880 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8883 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8884 for complex modes (both int and real).
8886 2007-06-29 Jan Hubicka <jh@suse.cz>
8888 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8890 2007-06-29 Jan Hubicka <jh@suse.cz>
8893 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8896 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8899 * config/avr/avr.c: Include dataflow header file.
8900 (expand_prologue): Adjust for prologue insn change.
8901 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8904 2007-06-29 Richard Guenther <rguenther@suse.de>
8907 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8908 during type verification.
8910 2007-06-29 Jan Hubicka <jh@suse.cz>
8912 * recog.c (validate_change_rtx_1): Unshare TO argument.
8914 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8916 PR tree-optimization/24659
8917 * tree-vect-transform.c (vectorizable_call): Handle
8918 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8920 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8921 * config/i386/i386.c (enum ix86_builtins)
8922 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8923 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8925 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8926 const using def_builtin_const.
8927 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8928 input operands in the same modes as the result.
8929 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8931 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8933 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8934 (df_set_dead_notes_for_mw): Likewise.
8936 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8938 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8940 2007-06-28 DJ Delorie <dj@redhat.com>
8942 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8944 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8946 * doc/invoke.texi (C++ Dialect Options): Document
8947 fvisibility-ms-compat.
8948 * c.opt (fvisibility-ms-compat): New.
8950 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8953 * tree-affine.c (aff_combination_add_elt): Handle
8954 pointer addition specially.
8956 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8958 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8959 decl is non-external for AIX ABI.
8961 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8963 * config/rs6000/predicates.md (current_file_function_operand):
8964 Ensure the symbol is non-external for AIX ABI.
8966 2007-06-28 Nick Clifton <nickc@redhat.com>
8968 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8969 (fdce, fdse, fpredictive-commoning): Likewise.
8971 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8974 * gcc.c (process_command): Recognize the new -static-libgfortran
8977 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8980 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8981 Use a call clobbered hard reg instead of a pseudo reg.
8983 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8985 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8987 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8990 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8991 REG_LIBCALL and REG_RETVAL notes.
8992 (divsi3, mulsi3): Likewise.
8993 (mulhisi3): Likewise. Use emit_libcall_block.
8994 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8996 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8998 PR rtl-optimization/32481
8999 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9001 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9003 * dce.c (deletable_insn_p_1): New function, split out from...
9004 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9005 specially, not those inside PARALLELs. Remove BODY argument
9006 and adjust recursive call accordingly.
9007 (prescan_insns_for_dce): Update call to delete_insn_p.
9009 2007-06-27 Richard Guenther <rguenther@suse.de>
9012 * tree.h (fold_convertible_p): Declare.
9013 * fold-const.c (fold_convertible_p): New function.
9014 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9015 instead of lang_hooks.types_compatible_p.
9017 2007-06-26 Jan Hubicka <jh@suse.cz>
9019 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9020 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9021 early use validate_unshare_change.
9022 (reload_combine): Likewise.
9023 * recog.c (change_t): New field unshare.
9024 (validate_change_1): Rename from validate_change; add argument unshare.
9025 (validate_change): Turn into wrapper of validate_change_1; update
9026 prototype for bools.
9027 (validate_unshare_change): New.
9028 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9029 calls of df_insn_rescan.
9030 * recog.h (validate_change): Replace ints by bools.
9031 (validate_unshare_change): Declare.
9033 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9035 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9037 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9039 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9041 2007-06-25 Jan Hubicka <jh@suse.cz>
9043 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9045 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9046 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9047 places other call site specific checks are performed.
9049 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9052 * tree-vect-transform.c (vectorizable_operation): Convert
9053 POINTER_PLUS_EXPR over to PLUS_EXPR.
9055 2007-06-25 Chao-ying Fu <fu@mips.com>
9057 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9058 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9059 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9060 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9062 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9063 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9064 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9065 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9066 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9067 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9068 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9069 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9070 ALL_FIXED_POINT_MODE_P): New define.
9071 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9073 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9075 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9076 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9077 MODE_VECTOR_UACCUM): New mode classes.
9079 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9080 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9081 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9084 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9085 (blank_mode): Initialize ibit and fbit.
9086 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9087 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9089 (new_adjust): Change required_class to required_class_from and
9090 required_class_to for testing within a range.
9091 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9092 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9094 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9095 (make_fixed_point_mode): New.
9096 (_ADD_ADJUST): Change C to C1 and C2.
9097 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9098 use a range for machine classes.
9099 (ADJUST_IBIT, ADJUST_FBIT): New.
9100 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9102 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9103 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9104 Emit adjustment for ibit and fbit.
9105 (emit_mode_ibit, emit_mode_fbit): New.
9106 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9108 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9110 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9111 as the source of the set.
9113 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9115 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9116 FP_REGNO_P): Use IN_RANGE.
9117 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9118 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9119 (DATA_REG_P): Use DATA_REGNO_P.
9120 (FP_REG_P): Use FP_REGNO_P.
9121 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9122 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9123 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9125 2007-06-24 Jan Hubicka <jh@suse.cz>
9128 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9130 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9133 * fold-const.c (fold_binary): Strip nops of operand 0
9134 of BIT_NOT_EXPR before calling operand_equal_p.
9135 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9136 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9138 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9140 * doc/extend.texi: Document that dllimport and dllexport imply
9142 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9143 imported or exported declaration, including type declarations.
9144 * c-common.c (handle_visibility_attribute): Check for conflicts
9145 with dllimport/dllexport.
9146 (c_determine_visibility): Handle dllimport/dllexport as an
9147 explicit visibility atttribute.
9149 2007-06-23 Richard Guenther <rguenther@suse.de>
9151 PR tree-optimization/16876
9153 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9155 * tree-inline.c (initialize_inlined_parameters): Do not call
9156 lang_hooks.tree_inlining.convert_parm_for_inlining.
9157 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9158 reason for mismatched types.
9159 * gimplify.c (gimplify_call_expr): Verify the call expression
9160 arguments match the called function type signature. Otherwise
9161 mark the call expression to be not considered for inlining
9162 using CALL_CANNOT_INLINE_P flag.
9163 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9164 edges call expression.
9165 (cgraph_decide_inlining_of_small_function): Likewise.
9166 (cgraph_decide_inlining): Likewise.
9167 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9169 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9170 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9171 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9173 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9174 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9176 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9177 convert_parm_for_inlining member.
9179 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9182 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9183 Remove optimization for GT.
9185 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9188 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9190 (prescan_insns_for_dce): Add extra parameter.
9192 2007-06-23 Jan Hubicka <jh@suse.cz>
9195 * gimplify.c (mark_addressable): New function.
9196 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9198 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9201 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9203 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9206 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9207 moves between MMX/SSE registers to at least 8 units to prevent
9208 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9210 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9212 * config/i386/i386.c (override_options): Correct x86_sahf
9215 2007-06-21 David Daney <ddaney@avtrex.com>
9218 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9219 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9220 (exception_receiver): Renamed to ...
9221 (nonlocal_goto_receiver): ... this.
9223 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9225 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9226 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9227 partial register accesses.
9229 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9231 * fold-const.c (debug_fold_checksum): Move it under
9232 ENABLE_FOLD_CHECKING.
9234 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9237 * tree.h (debug_fold_checksum): Declared.
9238 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9239 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9240 build_fold_addr_expr_with_type_1.
9241 (fold_addr_expr, debug_fold_checksum): New.
9242 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9243 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9246 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9248 PR tree-optimization/19590
9249 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9250 of scev is a constant.
9252 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9254 * df-problems.c (df_note_bb_compute): Made computation of live
9255 info consistent with df_lr.
9257 2007-06-21 Richard Guenther <rguenther@suse.de>
9259 PR tree-optimization/32453
9260 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9261 for pointer anti-range.
9263 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9265 * config/i386/i386.c (processor_target_table): Increase maximum
9266 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9269 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9270 byte alignment if > 8 byte alignment is preferred.
9271 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9273 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9275 PR tree-optimization/31866
9276 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9277 if ASM_EXPR's input is not a SSA_NAME.
9280 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9281 but decl is a global var, instead return decl.
9282 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9283 even for is_global_var decls, if they are private in some outer
9286 2007-06-21 Richard Guenther <rguenther@suse.de>
9288 PR tree-optimization/32451
9289 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9291 2007-06-21 Christian Bruel <christian.bruel@st.com>
9293 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9294 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9295 (push_regs): Changed saving order or banked registers.
9296 (sh_expand_epilogue): Likewise.
9297 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9298 (FIRST_BANKED_REG): Likewise.
9299 (LAST_BANKED_REG): Likewise.
9300 * config/sh/sh.md (banked) New attribute.
9301 (in_delay_slot): Check banked attribute.
9303 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9305 PR tree-optimization/32075
9306 * tree-data-ref.c (subscript_dependence_tester_1,
9307 analyze_miv_subscript, analyze_overlapping_iterations,
9308 add_distance_for_zero_overlaps, build_classic_dist_vector,
9309 subscript_dependence_tester_1, analyze_overlapping_iterations,
9310 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9311 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9312 to evolution_function_is_affine_multivariate_p.
9314 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9316 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9318 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9321 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9323 * config/m32c/prologue.md (epilogue_exitd_16): New.
9324 (epilogue_reit_16): New.
9325 (epilogue_exitd): Rename to epilogue_exitd_24.
9326 (epilogue_reit): Rename to epilogue_reit_24.
9328 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9329 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9331 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9333 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9334 if dbg_cnt (sched_insn) reaches the limit.
9335 (choose_ready): New parameter INSN_PTR and new return value.
9336 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9337 the new return value from choose_ready.
9338 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9339 (rest_of_handle_global_alloc): New global_alloc_at_func.
9341 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9343 PR tree-optimization/25737
9344 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9345 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9346 * tree-flow.h (struct fieldoff): Add new field alias_set.
9347 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9348 argument addressable_type. Set alias_set of fieldoff.
9349 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9350 (create_overlap_variables_for): Pass alias_set from fieldoff to
9352 * alias.c (get_alias_set): Use alias_set from SFT if set.
9354 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9356 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9357 of a variable as an unsigned HOST_WIDE_INT integer.
9359 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9361 PR rtl-optimization/32405
9362 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9364 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9366 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9369 * builtins.c: Include diagnostic.h.
9370 (expand_builtin_expect): Make gcc_assert more permissive.
9371 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9374 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9378 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9379 if ACCUMULATE_OUTGOING_ARGS.
9381 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9383 * config/m68hc11/m68hc11.c: Include dataflow header file.
9384 (m68hc11_reorg): Port to dataflow.
9386 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9388 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9389 (struct df_problem.free_blocks_on_set_blocks): New field.
9390 (struct dataflow.optional_p): New field.
9391 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9392 (df_live_set_all_dirty): New function.
9393 * df-scan.c (df_scan_alloc): Initialize optional_p.
9394 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9395 * df-core.c (df_set_blocks): Removed use of
9396 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9397 df_problem.free_blocks_on_set_blocks to determine which blocks are
9399 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9400 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9401 uses dataflow.optional_p to determine if problem should be
9403 (rest_of_handle_df_initialize): Only start live problem if
9405 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9406 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9407 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9408 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9409 problem_NOTE): Initialize free_blocks_on_set_blocks.
9410 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9412 (df_live_set_all_dirty, df_note_alloc): New function.
9413 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9415 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9416 * postreload.c (reload_combine): Ditto.
9417 * cse.c (cse_extended_basic_block): Ditto.
9418 * regmove.c (mark_flags_life_zones): Ditto.
9419 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9420 erase_matching_seqs): Ditto.
9421 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9422 * integrate (allocate_initial_values): Ditto.
9423 * combine.c (reg_dead_at_p): Ditto.
9424 * resource.c (mark_target_live_regs): Ditto.
9425 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9426 * config/sh/sh.c (find_r0_life_regions): Ditto.
9427 * global.c (rest_of_handle_global_alloc): Only add back df_live
9429 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9431 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9433 (if_convert): Make sure df_live is there at -O == 1.
9434 (pass_if_after_combine): Cleanup flags.
9435 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9436 is there at -O == 1.
9438 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9440 * config/arm/arm.c (arm_get_frame_offsets): Set
9441 offsets->locals_base to avoid negative stack size.
9442 (thumb1_expand_prologue): Assert on negative stack size.
9444 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9446 PR tree-optimization/32367
9447 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9448 of the chrec has no evolution in that loop.
9449 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9451 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9453 * config/xtensa/xtensa.c: Include "df.h".
9454 (xtensa_builtin_saveregs): Use adjust_address instead of
9456 (xtensa_va_start): Invoke make_tree with sizetype for
9457 expand_builtin_saveregs and then convert the result to a pointer.
9458 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9459 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9460 Subtract argument size from index value as integers and then use
9461 POINTER_PLUS_EXPR to add the result to the array address.
9463 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9466 * config/m32c/m32c.c: Include dataflow header file.
9467 (m32c_emit_prologue): Adjust for prologue insn change.
9468 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9469 once inside a PARALLEL. Assume frame size passed in operand 0
9470 includes space to save the fb register.
9471 (prologue_enter_24): Likewise.
9472 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9474 2007-06-19 David Daney <ddaney@avtrex.com
9477 * config/mips/mips.md (cprestore): Mark $gp as used.
9479 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9482 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9483 (frv_ifcvt_modify_insn): Likewise.
9485 2007-06-19 Richard Guenther <rguenther@suse.de>
9487 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9488 only handle positive offsets that fit in a HOST_WIDE_INT.
9490 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9492 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9493 result of rsqrt insn for zero input argument to avoid NaN.
9495 2007-06-19 Richard Guenther <rguenther@suse.de>
9498 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9500 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9502 PR tree-optimization/32353
9503 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9505 2007-06-19 Nick Clifton <nickc@redhat.com>
9507 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9509 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9512 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9513 * config/i386/i386.c (assign_386_stack_local): Assert that
9514 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9515 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9516 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9517 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9519 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9521 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9523 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9525 PR rtl-optimization/32321
9526 * gcse.c (replace_store_insn): Update the note before
9527 calling emit_insn_after.
9529 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9532 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9534 * df-problems.c (df_note_bb_compute): Fix dumping info.
9536 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9538 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9539 insn with emit_jump_insn.
9541 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9543 PR tree-optimization/32383
9544 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9545 * targhooks.h (default_builtin_reciprocal): Update prototype.
9546 * target.h (struct gcc_target): Update builtin_reciprocal.
9547 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9548 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9549 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9550 when fndecl is in BUILT_IN_MD class.
9551 (execute_convert_to_rsqrt): Ditto.
9553 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9554 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9555 Convert BUILT_IN_SQRTF code only when md_fn is false.
9557 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9559 * bt-load.c (move_btr_def): Fix the order of arguments
9560 to validate_replace_rtx.
9562 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9564 * config/m68k/m68k-devices.def: Add 54450..54455.
9566 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9568 PR rtl-optimization/32366
9569 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9570 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9573 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9576 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9577 this is true, rescan insn being modified.
9578 (sms_schedule): Added rescan parameter.
9579 (rest_of_handle_sms): Moved freeing of dominance info to before
9580 getting out of cfg_layout.
9582 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9584 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9585 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9588 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9589 FL_CF_EMAC from the entry for isac.
9591 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9592 (const_sibcall_operand): New.
9593 (sibcall_operand): Use it.
9594 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9595 (m68k_isas): ISAC does not imply FPU or EMAC.
9596 (override_options): Add ISA_C logic for symbolic jump & call.
9598 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9600 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9601 return mode from the builtin itself.
9602 (sparc_fold_builtin): Fix cast of zero constant.
9604 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9606 * targhooks.c (default_builtin_reciprocal): New default target hook.
9607 * targhooks.h (default_builtin_reciprocal): Add prototype.
9608 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9609 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9610 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9611 default_builtin_reciprocal.
9613 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9616 * hooks.c (hook_tree_tree_bool_null): New hook.
9617 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9618 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9619 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9620 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9621 and convert it to reciprocal a*rfunc(b).
9622 (execute_convert_to_rsqrt): New function.
9623 (gate_convert_to_rsqrt): New function.
9624 (pass_convert_to_rsqrt): New pass definition.
9625 * target.h (struct gcc_target): Add builtin_reciprocal.
9626 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9627 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9628 TARGET_BUILTIN_RECIPROCAL.
9629 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9631 * config/i386/i386.h (TARGET_RECIP): New define.
9632 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9633 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9634 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9635 and not optimizing for size.
9636 (*rcpsf2_sse): New insn pattern.
9637 (*rsqrtsf2_sse): Ditto.
9638 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9639 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9640 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9641 and not optimizing for size.
9642 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9643 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9644 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9645 and not optimizing for size.
9646 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9647 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9648 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9649 and not optimizing for size.
9650 (*sse_rsqrtv4sf2): Do not export.
9652 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9653 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9654 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9655 and not optimizing for size.
9657 * config/i386/i386.opt (mrecip): New option.
9658 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9659 (ix86_emit_swsqrtsf): Ditto.
9660 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9661 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9663 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9664 ix86_expand_unop1_builtin.
9665 (ix86_emit_swdivsf): New function.
9666 (ix86_emit_swsqrtsf): Ditto.
9667 (ix86_builtin_reciprocal): New function.
9668 (TARGET_BUILTIN_RECIPROCAL): Use it.
9669 (ix86_vectorize_builtin_conversion): Rename from
9670 ix86_builtin_conversion.
9671 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9672 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9673 "i386 and x86_64 Options" section.
9674 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9676 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9677 Zdenek Dvorak <dvorakz@suse.cz>
9678 Richard Guenther <rguenther@suse.de>
9679 Kaz Kojima <kkojima@gcc.gnu.org>
9681 * tree-vrp.c (compare_values_warnv): Convert val2 to
9683 (extract_range_from_assert): Create
9684 POINTER_PLUS_EXPR for pointer types.
9685 (extract_range_from_binary_expr): Handle
9686 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9688 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9689 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9690 POINTER_PLUS_EXPR as PLUS_EXPR.
9691 (number_of_iterations_lt_to_ne):
9692 For pointer types, use sizetype when
9693 creating MINUS_EXPR/PLUS_EXPRs.
9694 (assert_loop_rolls_lt): For pointer types, use sizetype when
9695 creating MINUS_EXPR/PLUS_EXPRs.
9696 (number_of_iterations_le): Likewise.
9697 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9698 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9699 like PLUS_EXPR and MINUS_EXPR.
9700 * tree-pretty-print.c (dump_generic_node): Handle
9702 (op_prio): Likewise.
9703 (op_symbol_1): Likewise.
9704 * optabs.c (optab_for_tree_code): Likewise.
9705 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9707 * tree-tailcall.c (process_assignment): Mention
9708 POINTER_PLUS_EXPR in a TODO comment.
9709 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9710 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9711 not used with a pointer and an integer type.
9712 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9713 increment using chrec_convert_rhs instead of chrec_convert.
9714 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9715 PLUS_EXPR except for the right hand side's type will be
9717 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9718 (fold_used_pointer_cast): Kill.
9719 (pointer_offset_p): Kill.
9720 (fold_used_pointer): Kill.
9721 (pointer_used_p): Kill.
9722 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9723 call fold_used_pointer.
9724 (instantiate_parameters_1): Convert the increment
9725 using chrec_convert_rhs instead of chrec_convert.
9726 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9727 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9728 instead of PLUS_EXPR.
9729 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9730 PLUS_EXPR for pointers.
9731 (std_gimplify_va_arg_expr): Likewise.
9732 (fold_builtin_memory_op): Likewise.
9733 (fold_builtin_strstr): Likewise.
9734 (fold_builtin_strchr): Likewise.
9735 (fold_builtin_strrchr): Likewise.
9736 (fold_builtin_strpbrk): Likewise.
9737 (expand_builtin_memory_chk): Likewise.
9738 (fold_builtin_memory_chk): Likewise.
9739 (std_expand_builtin_va_start): Use
9740 sizetype for the call to make_tree and then convert
9741 to the pointer type.
9742 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9743 instead of PLUS_EXPR for adding to a pointer.
9744 (std_gimplify_va_arg_expr): Use fold_build2 for
9745 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9746 the operands to sizetype first and then cast the BIT_AND_EXPR
9747 back to the pointer type.
9748 * fold-const.c (build_range_check): Handle pointer types
9750 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9751 of PLUS_EXPR's. Make sure the offset is converted to
9753 (try_move_mult_to_index): Strip the NOPs from the offset.
9754 Remove code argument and replace all uses with PLUS_EXPR.
9755 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9756 specially. Don't use a pointer type for MINUS_EXPR.
9757 (fold_unary): Handle for (T1)(X op Y),
9758 only p+ as that is the only as that can be handled for
9759 binary operators now.
9760 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9762 <case PLUS_EXPR>: Add folding of PTR+INT into
9764 Don't call try_move_mult_to_index.
9765 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9766 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9767 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9768 Don't call try_move_mult_to_index.
9769 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9770 (tree_expr_nonzero_p): Likewise.
9771 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9772 of PLUS_EXPR for the complex expression folding.
9773 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9774 first chrec is a pointer type, then the second should
9775 be sizetype and not the first's type.
9776 For POINTER_PLUS_EXPR, use a different right hand side type.
9777 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9778 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9779 different right hand side type.
9780 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9781 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9782 instead of PLUS_EXPR.
9783 When either operand is zero, convert the other operand.
9784 (chrec_apply): Use chrec_convert_rhs
9785 on the argument x instead of chrec_convert.
9786 (reset_evolution_in_loop): For pointer types, the new_evol
9788 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9789 different right hand side type.
9790 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9791 (chrec_convert_rhs): New function.
9792 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9793 different right hand side type.
9794 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9795 * tree-chrec.h (chrec_convert_rhs): New prototype.
9796 (build_polynomial_chrec): For pointer types, the right hand
9797 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9798 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9799 Remove subtraction case as it is always addition now.
9800 Make sure the offset is converted to sizetype.
9801 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9802 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9803 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9804 PLUS_EXPR in pointer type.
9805 Handle POINTER_PLUS_EXPR.
9806 (tree_to_aff_combination): Likewise.
9807 (force_expr_to_var_cost): Likewise.
9808 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9809 instead of PLUS_EXPR for pointers.
9810 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9811 instead of PLUS_EXPR of pointer types.
9812 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9814 (check_va_list_escapes): Likewise.
9815 (check_all_va_list_escapes): Likewise.
9816 * dwarf2out.c (loc_descriptor_from_tree_1):
9817 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9818 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9819 (string_constant): Likewise.
9820 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9821 the offset to the base, use POINTER_PLUS_EXPR.
9822 (add_to_parts): Convert the index to sizetype.
9823 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9824 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9825 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9826 Offset only holds something for PLUS_EXPR.
9827 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9829 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9831 (analyze_accesses_for_modify_stmt): Likewise.
9832 Remove comment about the type being integral type as it is
9834 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9836 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9838 Correct the type which the artimentic is done in (is now
9841 * tree-data-ref.c (split_constant_offset): Handle
9843 * tree-affine.c (tree_to_aff_combination): Likewise.
9844 * c-typeck.c (build_unary_op): For pointers create the increment
9845 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9847 * gimplify.c (gimplify_self_mod_expr): Create a
9848 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9849 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9850 * tree.def (POINTER_PLUS_EXPR): New tree code.
9851 * tree-predcom.c (ref_at_iteration): If we have a pointer
9852 type do the multiplication in sizetype.
9853 * tree-mudflap.c (mf_xform_derefs_1): Create a
9854 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9855 * tree-ssa-forwprop.c
9856 (forward_propagate_addr_into_variable_array_index):
9857 Don't expect there to be a cast for the index as that
9858 does not exist anymore.
9859 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9860 instead of PLUS_EXPR.
9861 Don't check for the first operand of the POINTER_PLUS_EXPR
9862 was the index as it cannot be.
9863 Call forward_propagate_addr_into_variable_array_index with
9864 the SSA_NAME instead of the statement.
9865 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9866 (compare_constant): Likewise.
9867 (copy_constant): Likewise.
9868 (compute_reloc_for_constant): Likewise.
9869 (output_addressed_constants): Likewise.
9870 (initializer_constant_valid_p): Likewise.
9871 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9872 Convert the MIN/MAX of the inner type to the outer
9873 type before comparing them.
9874 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9875 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9876 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9877 of PLUS_EXPR for pointers.
9878 * tree-inline.c (estimate_num_insns_1): Handle
9880 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9881 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9882 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9883 instead of PLUS_EXPR for the pointer increment statement.
9884 (vect_update_ivs_after_vectorizer): For pointer types, create
9885 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9886 MULT_EXPR in sizetype.
9887 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9889 * tree-object-size.c (plus_expr_object_size): Handle
9890 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9891 code which is trying to figure out which side is a pointer and
9893 (check_for_plus_in_loops_1): Likewise.
9894 (check_for_plus_in_loops): Likewise.
9895 * c-common.c (pointer_int_sum): Create a
9896 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9897 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9898 only POINTER_PLUS_EXPR. Removing all the extra
9899 code which is trying to figure out which side is a pointer and
9901 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9902 PLUS_EXPR and MINUS_EXPR.
9903 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9905 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9906 with make_tree, instead of a pointer type.
9907 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9908 for pointers instead of PLUS_EXPR.
9909 (s390_gimplify_va_arg): Likewise.
9910 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9911 instead of PLUS_EXPR when doing addition on pointer
9912 types. Use sizetype for the second operand.
9913 (spu_gimplify_va_arg_expr): Likewise.
9914 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9915 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9916 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9917 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9918 for the pointer addition and also use size_int/sizetype
9920 (ix86_gimplify_va_arg): Likewise.
9921 Perform BIT_AND_EXPR on sizetype arguments.
9922 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9923 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9924 for the pointer additions and also use size_int for the offsets.
9925 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9926 additions and also use size_int for the offsets. Perform
9927 BIT_AND_EXPR on sizetype arguments.
9928 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9929 POINTER_PLUS_EXPR for pointers and create the
9930 BIT_AND_EXPR in sizetype.
9931 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9932 instead of PLUS_EXPR for pointer addition.
9933 (rs6000_va_start): Likewise.
9934 Also use sizetype for the offset.
9935 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9936 as PLUS_EXPR/MINUS_EXPR.
9937 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9938 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9939 Don't use BIT_AND_EXPR on a pointer type, convert the
9940 expression to sizetype first.
9941 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9943 (mips_gimplify_va_arg_expr): Likewise.
9944 Don't create BIT_AND_EXPR in a pointer type.
9946 2007-06-15 Eric Christopher <echristo@apple.com>
9948 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9949 (x86_64-*-darwin*): Ditto.
9950 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9953 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9955 * doc/extend.texi: Document behavior of __attribute__((aligned))
9958 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9960 * rtlanal.c (note_stores): Improve documentation.
9962 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9964 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9965 LOCAL_LABEL_PREFIX): Delete.
9966 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9967 (bfin_internal_label): Delete.
9969 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9971 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9972 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9973 otherwise define to LIBGCC2_TF_CEXT.
9974 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9975 (LIBGCC_TF_CEXT): Ditto.
9978 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9980 PR rtl-optimization/32339
9981 * df-scan.c (df_uses_record): Don't modify flags but just add to
9982 it for df_ref_record.
9984 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9986 * tree-mudflap.c: Fix whitespace issues.
9988 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9990 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9992 2007-06-14 Eric Christopher <echristo@apple.com>
9994 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9995 (movv4sf): Use gcc_unreachable instead of abort.
9997 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10000 * config/i386/sfp-machine.h (CMPtype): New define.
10001 (mach stubs): Use CMPtype instead of int as a return type.
10003 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10005 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10006 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10007 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10008 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10009 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10010 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10011 config/soft-fp/soft-fp.h: Update from glibc CVS.
10013 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10015 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10017 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10020 * config/v850/v850.c: Include dataflow header file.
10021 (substitute_ep_register): Fix typo.
10023 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10025 * configure.ac: Fix earlier checkin.
10026 * configure: Regenerated.
10028 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10030 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10031 * aclocal.m4: Regenerate.
10032 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10033 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10034 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10035 * configure: Regenerate.
10036 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10038 * Makefile.in (quickstrap): Build libgcc too.
10040 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10042 * configure.ac: Add --enable-checking=df. Explicitly mention that
10043 the variables are initialized as for "release".
10044 * df-core.c: Use it.
10045 * configure: Regenerate.
10046 * config.in: Regenerate.
10048 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10050 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10051 validate_replace_rtx instead of replace_rtx.
10052 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10054 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10056 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10057 (DWARF2_UNWIND_INFO): Override default if configured with
10059 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10060 (ENDFILE_SPEC): Add crtend.o.
10061 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10062 (ENDFILE_SPEC): Add crtend.o.
10063 (TARGET_USE_JCR_SECTION): Define.
10064 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10066 * config/i386/cygming-crtbegin.c: New file.
10067 * config/i386/cygming-crtend.c: New file.
10069 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10071 * config/i386/w32-unwind.h: New file.
10073 2007-06-13 Eric Christopher <echristo@apple.com>
10075 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10076 the user set a value below STACK_BOUNDARY.
10078 2007-06-13 Thiemo Seufer <ths@networkno.de>
10080 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10081 imply -lpthread for -pthread.
10083 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10085 * basic-block.h: Remove the prototype for
10086 free_basic_block_vars.
10087 * cfglayout.h: Remove the prototype for
10088 insn_locators_initialize.
10089 * tree.h: Remove the prototype for emit_line_note.
10091 * tree-ssa-pre.c (mergephitemp): Remove.
10092 (init_pre): Don't use mergephitemp.
10094 2007-06-13 Eric Christopher <echristo@apple.com>
10096 * config/i386/i386.c (override_options): If we've specified
10097 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10099 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10101 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10104 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10106 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10107 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10108 (eh_store_handler): New pattern.
10109 (eh_return): Emit it instead of a plain move.
10111 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10113 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10114 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10115 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10118 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10120 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10121 (find_next_insn_start, find_load): New functions.
10122 (bfin_reorg): Use them to deal with the fact that parallel insns are
10123 no longer represented as a SEQUENCE.
10125 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10127 * config/sparc/sparc.c (sparc_override_options): Initialize
10128 fpu mask correctly.
10130 2007-06-13 Dave Korn <dave.korn@artimi.com>
10132 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10135 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10137 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10138 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10139 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10140 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10141 tree-vect-transform.c: Fix comment typos. Follow spelling
10144 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10146 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10147 to the exit block use set.
10148 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10149 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10150 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10152 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10154 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10155 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10156 to indicate an error.
10157 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10159 (dbg_cnt_process_opt): Print an error on a bad argument.
10160 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10161 * common.opt (-fdbg-cnt-list): New.
10162 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10164 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10166 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10167 flag on ref-all pointers.
10169 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10171 PR middle-end/31579
10172 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10173 for the offset with the modifier as EXPAND_INITIALIZER
10174 if the modifier is EXPAND_INITIALIZER.
10175 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10176 a register if we had an overflow.
10178 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10180 * real.c (real_isfinite): New.
10181 (real_sqrt): Use it.
10182 * real.h (real_isfinite): New.
10183 * builtins.c: Use it.
10185 2007-06-12 Ian Lance Taylor <iant@google.com>
10186 Daniel Berlin <dberlin@dberlin.org>
10189 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10190 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10191 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10192 (DECL_NO_TBAA_P): Define.
10193 (struct tree_decl_common): Add no_tbaa_flag field.
10194 * tree-ssa-structalias.c (struct variable_info): Add
10195 no_tbaa_pruning field.
10196 (new_var_info): Initialize no_tbaa_pruning field.
10197 (unify_nodes): Copy no_tbaa_pruning field.
10198 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10199 (dump_solution_for_var): Print no_tbaa_pruning flag.
10200 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10202 (compute_tbaa_pruning): New static function.
10203 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10204 Call compute_tbaa_pruning.
10205 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10206 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10207 * gimple-low.c (lower_stmt): Likewise.
10208 * tree-gimple.c (is_gimple_stmt): Likewise.
10209 * tree-ssa-operands.c (get_expr_operands): Likewise.
10210 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10211 * tree-inline.c (estimate_num_insns_1): Likewise.
10212 (copy_result_decl_to_var): Likewise.
10213 * expr.c (expand_expr_real_1): Likewise.
10214 * tree-pretty-print.c (dump_generic_node): Likewise.
10215 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10216 * omp-low.c (omp_copy_decl_2): Likewise.
10217 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10218 * doc/c-tree.texi (Expression trees): Document
10219 CHANGE_DYNAMIC_TYPE_EXPR.
10221 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10223 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10224 with !HONOR_NANS and !HONOR_INFINITIES.
10225 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10227 2007-06-12 Tristan Gingold <gingold@adacore.com>
10229 * gcov.c: Comments updated.
10230 (source_info): Add file_time field.
10231 (source_index): New variable.
10232 (mutiple_files): New variable.
10233 (generate_results): New function extracted from process_file.
10234 (process_file): Save and restore chain of functions, generate
10235 results and free structures only if not merging results.
10236 (release_structures): File names are now freed in create_file_names
10237 (create_file_names): Free previous file names.
10238 (find_source): File date is now read here and modifications in
10239 source files is checked here.
10240 (read_graph_file): Only reverse order of functions for the current
10242 (make_gcov_file_name): Do not generate long names if input_name is
10244 (output_lines): If merging results do not display graph, data and
10246 Checking source file modification is done in find_source.
10248 * doc/gcov.texi: Append an s to sourcefile.
10250 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10252 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10253 (forced_nop): New pattern.
10254 * config/bfin/bfin.c: Include "df.h".
10255 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10256 (bfin_discover_loop): Use df_get_live_in instead of
10257 global_live_at_start.
10258 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10259 df_analyze when done.
10260 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10261 the insns. Use QImode for the final insn in a bundle. Call
10262 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10264 (reorder_var_tracking_notes): New function.
10265 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10266 update_life_info. Call df_analyze after scheduling and bundle
10267 generation. Call reorder_var_tracking_notes if generating these
10268 notes. Call df_finish_pass at the end.
10270 2007-06-12 Dirk Mueller <dmueller@suse.de>
10272 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10273 a comparison, not an assignment.
10275 2007-06-12 Olivier Hainque <hainque@adacore.com>
10277 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10278 Request walking the subtrees only, leaving the current is_lhs/val_only
10280 (convert_non_local_reference): Likewise.
10282 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10284 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10286 2007-06-12 Richard Guenther <rguenther@suse.de>
10288 PR tree-optimization/15353
10289 PR tree-optimization/31657
10290 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10291 * timevar.def: Add TV_TREE_IFCOMBINE.
10292 * tree-pass.h (pass_tree_ifcombine): Declare.
10293 * tree-ssa-ifcombine.c: New file.
10294 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10295 * tree-flow.h (blocks_in_phiopt_order): Declare.
10296 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10297 (tree-ssa-ifcombine.o): New dependencies.
10299 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10301 PR rtl-optimization/32293
10302 * combine.c (simplify_if_then_else): Truncate return from
10303 nonzero_bits() to correct mode.
10305 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10307 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10308 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10310 2007-06-11 Diego Novillo <dnovillo@google.com>
10312 * Makefile.in (reload1.o-warn): Remove.
10314 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10316 * combine.c (subst): Use reg_overlap_mentioned_p
10317 instead of comparing register numbers directly.
10319 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10321 * reload1.c (mark_home_live_1): Use the mode parameter.
10323 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10325 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10326 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10328 * df-core.c: Ditto.
10330 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10332 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10334 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10336 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10337 from integer registers.
10338 (FP mode splitters): Handle TFmode.
10340 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10342 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10343 for ref-all pointers that point-to anything.
10345 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10347 * config/arm/arm.c (arm_output_dwarf_dtprel,
10348 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10350 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10352 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10353 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10356 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10358 * tree.c (signed_or_unsigned_type_for): New.
10359 (unsigned_type_for): Use signed_or_unsigned_type_for.
10360 (signed_type_for): Use signed_or_unsigned_type_for.
10361 * tree.h (signed_or_unsigned_type_for): New.
10362 (get_signed_or_unsigned_type): Remove.
10363 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10364 lang_hooks.types.signed_type
10365 (size_diffop): Likewise.
10366 (all_ones_mask_p): Likewise.
10367 (build_range_check): Likewise.
10368 (fold_cond_expr_with_comparison): Likewise.
10369 (fold_cond_expr_with_comparison): Likewise.
10370 (unextend): Likewise.
10371 (extract_muldiv_1): Likewise.
10372 (fold_single_bit_test_into_sign_test): Likewise.
10373 (fold_binary): Likewise.
10374 (fold_ternary): Likewise.
10375 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10376 instead of get_signed_or_unsigned_type.
10377 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10378 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10379 * expr.c (signed_or_unsigned_type_for): Use
10380 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10381 * langhooks.c (get_signed_or_unsigned_type): Remove.
10382 (lhd_signed_or_unsigned_type): Remove.
10383 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10384 signed_or_unsigned_type.
10385 (lhd_signed_or_unsigned_type): Remove.
10386 * expmed.c (make_tree): Use signed_type_for instead of
10387 lang_hooks.types.signed_type.
10388 * c-common.c (same_scalar_type_ignoring_signedness): Use
10389 c_common_signed_type instead of lang_hooks.types.signed_type.
10390 (c_common_unsigned_type): New.
10391 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10392 (shorten_compare): Use c_common_unsigned_type instead of
10393 c_common_signed_or_unsigned_type.
10394 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10396 * convert.c (convert_to_integer): Use signed_type_for instead of
10397 lang_hooks.types.signed_type.
10398 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10399 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10400 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10401 * c-format.c (check_format_types): Use c_common_unsigned_type
10402 instead of unsigned_type_for.
10403 * c-decl.c (groakdeclarator): Likewise.
10404 * c-typeck.c (convert_for_assignment): Likewise.
10405 * c-common.h (c_common_unsigned_type): New.
10407 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10410 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10411 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10413 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10415 PR middle-end/32279
10416 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10417 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10419 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10420 Sebastian Pop <sebpop@gmail.com>
10422 * lambda-code.c (remove_iv): New.
10423 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10425 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10427 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10428 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10429 * tree-ssa-loop-prefetch.c: Include optabs.h.
10430 (FENCE_FOLLOWING_MOVNT): New macro.
10431 (struct mem_ref): Add independent_p and storent_p fields.
10432 (record_ref): Initalize the new fields.
10433 (gather_memory_references_ref): Return true if the reference
10435 (gather_memory_references): Check whether all memory accesses
10436 in loop were recorded.
10437 (should_issue_prefetch_p): Return false for nontemporal stores.
10438 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10439 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10440 (determine_loop_nest_reuse): Detect independent memory references.
10441 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10442 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10443 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10444 * config/i386/i386.h (x86_mfence): Declare.
10445 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10446 * config/i386/i386.c (x86_mfence): New variable.
10447 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10449 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10450 * optabs.c (init_optabs): Initialize storent_optab.
10451 * optabs.h (enum optab_index): Add OTI_storent.
10452 (storent_optab): Declare.
10453 * genopinit.c (optabs): Add initialization for storent_optab.
10454 * tree.h (MOVE_NONTEMPORAL): New macro.
10455 * expr.c (expand_assignment, store_expr, store_constructor_field,
10456 store_constructor, store_field, expand_expr_real_1): Propagate
10457 nontemporality of the expanded store.
10458 (emit_storent_insn): New function.
10459 * expr.h (expand_assignment, store_expr): Declaration changed.
10460 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10461 to expand_assignment.
10462 * stmt.c (expand_asm_expr): Ditto.
10463 * calls.c (initialize_argument_information): Pass false as
10464 nontemporality to store_expr.
10465 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10468 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10470 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10472 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10474 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10476 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10477 and allow DECL_P here.
10479 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10481 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10482 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10483 track of the size of the expression.
10484 * cfghooks.c (merge_blocks): Remove block from loops structure only
10485 after call of the merge_blocks hook.
10487 2007-06-09 Tom Tromey <tromey@redhat.com>
10489 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10490 (deprecated_state): Removed.
10491 (start_decl): Update.
10492 (enum deprecated_states): Moved earlier.
10493 (groktypename): Update.
10494 (push_parm_decl): Likewise.
10495 (grokfield): Likewise.
10496 (start_function): Likewise.
10498 2007-06-09 Ian Lance Taylor <iant@google.com>
10500 PR tree-optimization/32169
10501 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10502 CONVERT_EXPR, check whether min and max both converted to an
10503 overflow infinity representation.
10505 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10507 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10508 not inserted on the edge.
10510 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10512 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10513 instructions if they are supported.
10514 (__divsi3, __umodsi3, __modsi3): Likewise.
10515 (__ashldi3, __ashrdi3, __lshrdi3): New.
10516 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10518 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10519 Tony Linthicum <tony.linthicum@amd.com>
10521 * doc/invoke.texi: Add fvect-cost-model flag.
10522 * common.opt (fvect-cost-model): New flag.
10523 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10524 cost fields in stmt_vec_info struct for STMT.
10525 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10526 fields in stmt_vec_info struct and access functions for the same.
10527 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10528 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10529 load, store and vector to scalar operation.
10530 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10531 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10532 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10533 (TARG_VEC_STORE_COST): Define cost of vector store.
10534 (vect_estimate_min_profitable_iters): Define new function.
10535 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10536 check to evaluate if loop iterations are less than minimum profitable
10537 iterations determined by cost model or minimum vect loop bound defined
10538 by user, whichever is more conservative.
10539 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10540 run-time check to evaluate if loop iterations are less than minimum
10541 profitable iterations determined by cost model or minimum vect loop
10542 bound defined by user, whichever is more conservative.
10543 (vect_estimate_min_profitable_iterations): New function to estimate
10544 mimimimum iterartions required for vector version of loop to be
10545 profitable over scalar version.
10546 (vect_model_reduction_cost): New function.
10547 (vect_model_induction_cost): New function.
10548 (vect_model_simple_cost): New function.
10549 (vect_cost_strided_group_size): New function.
10550 (vect_model_store_cost): New function.
10551 (vect_model_load_cost): New function.
10552 (vectorizable_reduction): Call vect_model_reduction_cost during
10554 (vectorizable_induction): Call vect_model_induction_cost during
10556 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10557 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10558 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10559 vectorizable_promotion, vectorizable_demotion): Call
10560 vect_model_simple_cost during analysis phase.
10562 2007-06-08 Simon Baldwin <simonb@google.com>
10564 * reg-stack.c (get_true_reg): Readability change. Moved default case
10565 label into direct switch statement scope.
10567 2007-06-08 Simon Baldwin <simonb@google.com>
10569 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10570 in gcc_assert() with '==' comparison.
10572 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10574 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10575 TARGET_ABM handling of x86_popcnt variable.
10577 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10579 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10580 __builtin_copysignq and __builtin_infq built-in functions.
10582 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10584 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10585 SSE4.2 section. Correct built-in function names in SSE4A section.
10587 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10589 PR tree-optimization/32243
10590 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10591 for ncopies after ratio check between nunits_out and nunits_in.
10592 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10594 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10596 PR tree-optimization/32224
10597 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10598 vectorization upon a non GIMPLE_MODIFY_STMT.
10600 2007-06-08 Christian Bruel <christian.bruel@st.com>
10603 * config/sh/sh.md (doloop_end): New pattern and splitter.
10604 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10606 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10608 PR middle-end/32209
10609 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10611 (verify_dominators): Do not change dominance tree.
10613 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10615 * config/sh/constraints.md: New file.
10616 * config/sh/sh.c: Include tm-constrs.h.
10617 (reg_class_from_letter): Remove.
10618 (prepare_cbranch_operands): Use satisfies_constraint_*
10619 function instead of macro.
10620 (andcosts, broken_move, sh_secondary_reload): Likewise.
10621 * config/sh/predicates.md (trapping_target_operand): Likewise.
10622 (and_operand, arith_operand, arith_reg_or_0_operand,
10623 cmp_operand, logical_operand, target_operand,
10624 ua_address_operand, ua_offset, xor_operand): Likewise.
10625 * config/sh/sh.md: Include constraints.md.
10626 (*movsicc_t_false): Use satisfies_constraint_* function
10628 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10629 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10630 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10631 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10632 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10633 (REG_CLASS_FROM_CONSTRAINT): Remove.
10634 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10635 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10636 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10637 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10638 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10639 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10640 function instead of macro.
10641 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10642 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10643 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10644 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10645 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10646 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10647 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10648 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10649 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10650 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10651 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10652 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10653 EXTRA_CONSTRAINT_STR): Likewise.
10654 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10656 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10658 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10660 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10663 * c-common.h (flag_cpp0x): Replaced by...
10664 (cxx_dialect): ... this new variable specifying the C++ dialect that
10666 * c-common.c (flag_cpp0x): Removed.
10667 (cxx_dialect): Defined.
10668 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10670 * c-opts.c (c_common_post_options): Likewise.
10671 (set_std_cxx98): Set cxx_dialect to cxx98.
10672 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10674 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10675 Hui-May Chang <hm.chang@apple.com>
10677 * doc/invoke.texi (Darwin Options): Update documentation for
10678 -mmacosx-version-min.
10679 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10680 * config/darwin-driver.c: New file.
10681 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10682 * config/t-darwin (darwin-driver.o): New rule.
10684 * config/darwin-c.c (version_as_macro): Ignore low digit.
10686 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10688 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10689 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10690 (CSGNMODE): New mode macro.
10691 (CSGNVMODE): New mode attribute.
10692 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10693 expander using CSGNMODE mode macro. Handle TFmode.
10694 (copysign<mode>3_const): Rename from copysignsf3_const and
10695 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10697 (copysign<mode>3_var): Rename from copysignsf3_var and
10698 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10700 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10701 mode macro. Handle TFmode.
10702 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10703 (iortf3, *iortf3): Ditto.
10704 (xortf3, *xortf3): Ditto.
10705 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10706 TFmode and TImode masks.
10707 (ix86_expand_copysign): Expand TFmode copysign insn.
10708 (IX86_BUILTIN_INFQ): New.
10709 (IX86_BUILTIN_FABSQ): Ditto.
10710 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10711 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10712 [__builtin_fabsq]: Ditto.
10713 [__builtin_copysignq]: Ditto.
10714 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10715 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10716 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10717 ix86_expand_binop_builtin().
10719 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10721 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10723 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10726 * rtl.h (push_to_sequence2): New.
10727 * emit-rtl.c (push_to_sequence2): New.
10728 * function.c (assign_parm_data_all): Add new fields.
10729 (assign_parm_setup_block): Call push_to_sequence2 instead of
10731 (assign_parm_setup_reg): Ditto.
10732 (assign_parm_setup_stack): Ditto.
10733 (assign_parms_unsplit_complex): Ditto.
10734 (assign_parms): Change field name.
10736 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10738 PR tree-optimization/32220
10739 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10740 phi node is reached before defining statement.
10742 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10745 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10746 after changing the right hand side of the assignment.
10748 2007-06-06 Eric Christopher <echristo@apple.com>
10750 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10751 (x86_64-*-darwin*): Ditto.
10752 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10753 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10755 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10757 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10758 coding conventions.
10759 (add_key): Likewise.
10760 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10761 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10763 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10765 (add_cost_one_coalesce): Likewise.
10766 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10767 variable names. Rename orig to orig_name for consistency.
10768 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10769 coding conventions.
10770 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10772 (record_equivalences_from_stmt): Likewise.
10773 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10774 the coding conventions.
10775 (memory_ssa_name_same): Likewise.
10776 (dse_optimize_stmt): Likewise.
10777 (dse_record_phis): Likewise.
10778 (dse_finalize_block): Likewise.
10779 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10780 keywords as variable names.
10781 (may_move_till): Cast according to the coding conventions.
10782 (force_move_till_expr): Avoid using C++ keywords as variable names.
10783 (force_move_till): Cast according to the coding conventions.
10784 (memref_hash): Likewise.
10785 (memref_eq): Likewise.
10786 (gather_mem_refs_stmt): Likewise.
10787 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10788 using C++ keywords as variable names.
10789 (idx_find_step): Cast according to the coding conventions.
10790 (idx_record_use): Likewise.
10791 (find_depends): Likewise.
10792 (prepare_decl_rtl): Likewise.
10793 (mbc_entry_hash): Likewise.
10794 (mbc_entry_eq): Likewise.
10795 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10796 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10797 (idx_infer_loop_bounds): Cast according to the coding conventions.
10798 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10799 * tree-ssa-math-opts.c (occ_new ): Likwise.
10800 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10802 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10804 (add_use_op): Likewise.
10805 (add_vop): Likewise.
10806 (add_vuse_op): Likewise.
10807 (add_vdef_op): Likewise.
10808 (get_expr_operands): Likewise.
10809 (push_stmt_changes): Use type safe memory macros.
10810 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10811 keywords as variable names.
10812 (conditional_replacement): Likewise.
10813 (minmax_replacement): Likewise.
10814 (abs_replacement): Likewise.
10815 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10816 coding conventions.
10817 (insert_fake_stores): Avoid using C++ keywords as variable names.
10818 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10820 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10821 (heapvar_insert): Use type safe memory macros.
10822 (new_var_info): Cast according to the coding conventions.
10823 (new_constraint): Likewise.
10824 (remove_preds_and_fake_succs): Use type safe memory macros.
10825 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10827 (thread_single_edge): Likewise.
10828 (thread_through_loop_header): Likewise.
10830 2007-06-06 Eric Christopher <echristo@apple.com>
10832 * config/i386/i386.c (override_options): Move handling
10833 of TARGET_SUBTARGET* earlier.
10835 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10837 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10840 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10842 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10843 emited outside of basic block.
10844 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10845 the created blocks.
10846 * rtl.h (delete_insn_chain): Declaration changed.
10847 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10849 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10850 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10851 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10852 to delete_insn_chain.
10853 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10854 do not have bb field set.
10855 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10857 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10858 * cfgcleanup.c (try_optimize_cfg): Ditto.
10860 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10862 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10863 (lambda_body_vector_new): Use type safe memory macros.
10864 (lambda_linear_expression_new): Likewise.
10865 (lambda_loopnest_new): Likewise.
10866 (lambda_lattice_new): Likewise.
10867 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10868 conventions. Use type safe memory macros.
10869 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10870 (lambda_body_vector_s): Likewise.
10871 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10872 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10874 2007-06-06 Richard Guenther <rguenther@suse.de>
10876 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10877 if we need to schedule cfg_cleanup.
10878 (tree_ssa_forward_propagate_single_use_vars): Do so.
10880 2007-06-06 Ian Lance Taylor <iant@google.com>
10882 * fold-const.c (merge_ranges): If range_successor or
10883 range_predecessor fail, just return 0.
10885 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10887 PR tree-optimization/32216
10888 * tree-vectorizer.c (supportable_widening_operation): Determine
10889 signedness of FIX_TRUNC_EXPR from output operand.
10890 (supportable_narrowing_operation): Ditto.
10891 * tree-vect-generic.c (expand_vector_operations_1): Determine
10892 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10893 from input operand.
10895 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10897 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10898 (struct pta): ...from here. Change flags to unsigned to avoid
10899 excessive casting (as it is used as a bit mask).
10900 (override_options): Add casts according to the coding convenventions.
10901 (x86_64_elf_unique_section): Likewise.
10902 (examine_argument): Avoid using C++ keywords as variable names.
10903 (construct_container): Likewise.
10904 (legitimize_pic_address): Likewise.
10905 (get_dllimport_decl): Cast according to the coding conventions. Use
10906 type safe memory macros.
10907 (legitimize_address): Cast according to the coding conventions.
10908 (emit_i387_cw_initialization): Corrected the type of slot to enum
10910 (ix86_init_machine_status): Use type safe memory macros.
10911 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10912 (bdesc_pcmpistr): Likewise.
10913 (bdesc_crc32): Likewise.
10914 (bdesc_sse_3arg): Likewise.
10915 (bdesc_2arg): Likewise.
10916 (bdesc_1arg): Likewise.
10917 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10918 (ix86_expand_sse_pcmpistr): Likewise.
10919 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10920 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10921 int to match the langhook definition.
10922 (ix86_builtin_conversion): Change the type of code to unsigned init to
10923 match the langhook definition.
10924 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10926 (ix86_preferred_output_reload_class): Likewise.
10927 (ix86_cannot_change_mode_class): Likewise.
10928 (ix86_memory_move_cost): Likewise.
10929 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10930 avoid excessive casting later on.
10931 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10933 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10935 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10936 as flags setting insn.
10937 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10939 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10941 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10942 (UNSPEC_ROUND): New.
10943 ("sse4_1_round<mode>2"): New insn pattern.
10944 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10946 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10947 expander using SSEMODEF mode macro. Expand using
10948 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10949 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10950 expander using SSEMODEF mode macro. Expand using
10951 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10952 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10953 expander using SSEMODEF mode macro. Expand using
10954 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10955 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10956 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10957 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10960 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10961 Sebastian Pop <sebpop@gmail.com>
10963 * lambda.h (build_linear_expr): New.
10964 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10965 Use build_linear_expr, call fold and force_gimple_operand.
10966 (lambda_loopnest_to_gcc_loopnest): Check that there is
10967 something to insert.
10968 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10970 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10972 PR preprocessor/23479
10973 * doc/extend.texi: Document the 0b-prefixed binary integer
10974 constant extension.
10976 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10978 PR tree-optimization/32215
10979 * tree-vectorizer.c (supportable_widening_operation): Return false
10980 for unsupported FIX_TRUNC_EXPR tree code.
10981 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10983 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10985 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10986 register on SPE targets. Change documentation to reflect
10988 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10989 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10990 out of the register allocation pool.
10991 (rs6000_reg_live_or_pic_offset_p): New function.
10992 (rs6000_emit_prologue): Move the actual saving of LR up to free
10993 r0 for holding r11. Split saving of SPE 64-bit registers into
10994 its own case. Ensure that offsets will always be in-range for
10995 'evstdd' by using r11 as a scratch register to point at the start
10996 of the SPE save area. Save r11 if necessary, as it is the static
10998 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10999 into its own case. Ensure that offsets will always be in-range
11000 for 'evldd' by using r11 as a scratch register to point at the
11001 start of the SPE save area. Also adjust r11 when restoring
11002 the stack pointer to compensate for pre-loading r11.
11004 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11006 * cfg.c (init_flow): Use type safe memory macros.
11007 (alloc_block): Likewise.
11008 (unchecked_make_edge): Likewise.
11009 (dump_flow_info): Avoid using C++ keywords as variable names.
11010 (copy_original_table_clear): Cast according to the coding conventions.
11011 (copy_original_table_set): Likewise.
11012 * cfgexpand (label_rtx_for_bb): Likewise.
11013 (expand_gimple_basic_block): Likewise.
11014 * cfghooks.c (dump_bb): Likewise.
11015 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11017 (lv_add_condition_to_bb): Likewise.
11018 * cfglayout (relink_block_chain): Cast according to the coding
11020 (fixup_reorder_chain): Likewise.
11021 (fixup_fallthru_exit_predecessor): Likewise.
11022 * cfgloop.c (glb_enum_p): Likewise.
11023 (get_exit_description): Likewise.
11024 (dump_recorded_exit): Likewise.
11025 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11026 (struct loop): ... from here.
11027 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11029 * cfgrtl.c (rtl_create_basic_block): Likewise.
11030 (rtl_split_block): Likewise.
11031 (rtl_dump_bb): Likewise.
11032 (cfg_layout_split_block): Likewise.
11033 (init_rtl_bb_info): Use typesafe memory macros.
11035 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11036 * graphds.h: Updated all usages of edge to graph_edge.
11037 * graphds.c: Likewise.
11038 * cfgloopanal.c: Likewise.
11040 2007-06-05 Ian Lance Taylor <iant@google.com>
11042 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11043 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11044 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11046 (test_for_singularity): Likewise.
11048 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11050 * config/i386/constraints.md ("Y2"): Replaced by ...
11052 * config/i386/i386.md: Likewise.
11053 * config/i386/mmx.md: Likewise.
11054 * config/i386/sse.md: Likewise.
11056 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11058 * config/i386/constraints.md ("z"): Replaced by ...
11060 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11061 (sse4_1_blendvps): Likewise.
11062 (sse4_1_pblendvb): Likewise.
11063 (sse4_2_pcmpestr): Likewise.
11064 (sse4_2_pcmpestrm): Likewise.
11065 (sse4_2_pcmpestr_cconly): Likewise.
11066 (sse4_2_pcmpistr): Likewise.
11067 (sse4_2_pcmpistrm): Likewise.
11068 (sse4_2_pcmpistr_cconly): Likewise.
11070 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11072 * matrix-reorg.c (transform_access_sites): Fix computation.
11073 (transform_allocation_sites): Same.
11075 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11077 * config/i386/i386.c (override_options): Use
11078 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11080 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11082 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11083 (nonimm_not_xmm0_operand): Ditto.
11084 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11085 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11086 as operand[2] predicate. Require "z" class XMM register for
11087 operand[3]. Adjust asm template.
11088 ("sse4_1_blendvpd"): Ditto.
11089 ("sse4_1_pblendvb"): Ditto.
11090 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11091 force op2 into xmm0 register for variable blend instructions.
11093 2007-06-04 Tom Tromey <tromey@redhat.com>
11095 * c-tree.h (start_enum): Update.
11096 (build_enumerator): Likewise.
11097 * c-decl.c (enum_next_value): Removed.
11098 (enum_overflow): Likewise.
11099 (start_enum): Add c_enum_contents argument. Don't use globals.
11100 (build_enumerator): Likewise.
11101 * c-tree.h (struct c_enum_contents): New struct.
11103 2007-06-04 Tom Tromey <tromey@redhat.com>
11105 * c-common.c (c_common_get_alias_set): Fix indentation.
11107 2007-06-04 Ian Lance Taylor <iant@google.com>
11109 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11110 to overflow, reduce overflow infinity to regular infinity.
11111 (vrp_var_may_overflow): New static function.
11112 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11114 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11116 * stor-layout.c (layout_type): Remove duplicate code.
11118 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11121 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11122 before build_common_builtin_nodes ().
11124 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11127 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11129 2007-06-04 Jan Hubicka <jh@suse.cz>
11131 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11132 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11133 instead of _stat version.
11135 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11137 PR tree-optimization/32194
11138 * tree-predcom.c (determine_offset): Check that both references have
11141 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11143 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11144 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11145 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11146 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11147 Add argument to iterate_fix_dominators call.
11148 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11149 * gcse.c (hoist_code): Change domby to vector.
11150 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11151 Add argument to iterate_fix_dominators call.
11152 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11153 recompute_dominator.
11154 * lambda-code.c (perfect_nestify): Ditto.
11155 * cfgloopanal.c: Include graphds.h.
11156 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11157 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11158 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11160 * graphds.c: New file.
11161 * graphds.h: New file.
11162 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11163 (get_dominated_by, get_dominated_by_region): Change return type to
11165 (verify_dominators): Recompute all dominators and compare the results.
11166 (recount_dominator): Renamed to ...
11167 (recompute_dominator): ... this. Do not check that the block is
11168 dominated by entry.
11169 (iterate_fix_dominators): Reimplemented.
11170 (prune_bbs_to_update_dominators, root_of_dom_tree,
11171 determine_dominators_for_sons): New functions.
11172 * et-forest.c (et_root): New function.
11173 * et-forest.h (et_root): Declare.
11174 * Makefile.in (graphds.o): Add.
11175 (cfgloopanal.o): Add graphds.h dependency.
11176 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11177 * basic-block.h (get_dominated_by, get_dominated_by_region,
11178 iterate_fix_dominators): Declaration changed.
11179 (recount_dominator): Renamed to ...
11180 (recompute_dominator): ... this.
11181 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11182 (thread_through_all_blocks): Do not free dominance info.
11184 2007-06-03 Andreas Schwab <schwab@suse.de>
11186 * config/m68k/m68k.c (override_options): Don't override
11188 * config/m68k/m68k-modes.def (SF, DF): Define to use
11189 motorola_single_format and motorola_double_format, resp.
11190 * real.c (motorola_single_format): Renamed from
11191 coldfire_single_format.
11192 (motorola_double_format): Renamed from coldfire_double_format.
11193 (encode_ieee_extended): Generate a proper canonical NaN image
11194 respecting canonical_nan_lsbs_set.
11195 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11197 * real.h: Adjust declarations.
11199 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11202 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11203 the symbol is generated with the stack protector.
11205 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11207 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11208 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11210 * doc/extend.texi (interrupt): Mention m68k.
11212 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11214 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11215 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11216 (ix86_expand_sse_pcmpestr): Do not check operands for
11217 "register_operand", when insn operand predicate is "register_operand".
11218 (ix86_expand_sse_pcmpistr): Ditto.
11220 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11221 Uros Bizjak <ubizjak@gmail.com>
11223 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11224 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11225 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11226 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11227 * config/i386/constraints.md ("z"): New register constraint
11228 for members of SSE_FIRST_REG class.
11229 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11230 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11231 SSE_FIRST_REG class.
11232 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11233 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11234 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11235 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11236 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11237 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11238 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11239 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11240 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11241 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11242 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11243 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11244 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11245 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11246 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11247 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11248 (struct builtin_description): Change "flag" field to unsigned.
11249 (bdesc_pcmpestr): New builtin description table.
11250 (bdesc_pcmpistr): Likewise.
11251 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11252 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11253 Initialize pcmp[ei]str[im] insns for SSE4.2.
11254 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11255 (ix86_expand_sse_pcmpistr): Likewise.
11256 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11257 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11258 (UNSPEC_PCMPISTR): Likewise.
11259 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11260 (sse4_2_pcmpestri):New isns pattern.
11261 (sse4_2_pcmpestrm): Likewise.
11262 (sse4_2_pcmpestr_cconly): Likewise.
11263 (sse4_2_pcmpistr): New insn patern and splitter.
11264 (sse4_2_pcmpistri):New isns pattern.
11265 (sse4_2_pcmpistrm): Likewise.
11266 (sse4_2_pcmpistr_cconly): Likewise.
11267 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11270 2007-06-01 David Daney <ddaney@avtrex.com>
11272 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11273 LOADGP_ABSOLUTE and not binds_local_p.
11275 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11277 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11279 2007-06-01 Ian Lance Taylor <iant@google.com>
11281 * tree-vrp.c (compare_name_with_value): Always set
11282 used_strict_overflow if we get a result from the variable itself.
11284 2007-06-01 Ian Lance Taylor <iant@google.com>
11286 PR rtl-optimization/31455
11287 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11288 subregs which have a cast between modes which are not tieable.
11290 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11292 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11293 breaks after return statements.
11295 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11297 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11298 only after no_new_pseudos.
11300 2007-05-31 Eric Christopher <echristo@apple.com>
11302 * expr.c (convert_move): Assert that we don't have a BLKmode
11304 (store_expr): Handle BLKmode moves by calling emit_block_move.
11306 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11308 * c-typeck.c (build_indirect_ref): Include type in error message.
11309 (build_binary_op): Pass types to binary_op_error.
11310 * c-common.c (binary_op_error): Take two type arguments, print out
11312 * c-common.h (binary_op_error): Update prototype.
11314 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11316 * config/i386/i386.c: Correct coments on -mno-sse4.
11318 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11320 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11321 (x86_64-*-*): Likewise.
11322 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11323 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11324 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11325 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11326 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11327 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11328 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11329 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11330 (OPTION_MASK_ISA_SSE4): Likewise.
11331 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11332 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11333 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11334 (override_options): Support SSE4.2.
11335 (ix86_build_const_vector): Support SImode and DImode.
11336 (ix86_build_signbit_mask): Likewise.
11337 (ix86_expand_int_vcond): Support V2DImode.
11338 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11339 (IX86_BUILTIN_CRC32HI): Likewise.
11340 (IX86_BUILTIN_CRC32SI): Likewise.
11341 (IX86_BUILTIN_CRC32DI): Likewise.
11342 (IX86_BUILTIN_PCMPGTQ): Likewise.
11343 (bdesc_crc32): Likewise.
11344 (bdesc_sse_3arg): Likewise.
11345 (ix86_expand_crc32): Likewise.
11346 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11347 (ix86_expand_builtin): Likewise.
11348 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11349 __SSE4_2__ for -msse4.2.
11350 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11351 (CRC32MODE): Likewise.
11352 (crc32modesuffix): Likewise.
11353 (crc32modeconstraint): Likewise.
11354 (sse4_2_crc32<mode>): Likewise.
11355 (sse4_2_crc32di): Likewise.
11356 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11358 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11359 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11360 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11361 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11362 (vcondu<mode>): Likewise.
11363 * doc/extend.texi: Document SSE4.2 built-in functions.
11364 * doc/invoke.texi: Document -msse4.2/-msse4.
11366 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11368 PR tree-optimization/32160
11369 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11370 variable as gimple reg.
11371 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11373 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11375 * gcc.c (main): Don't consider linker options when issuing the
11376 warning about a linker input file not being used.
11378 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11380 * tree-vrp.c (compare_names): Initialize sop.
11382 2007-05-30 Dirk Mueller <dmueller@suse.de>
11384 * cgraphunit.c (cgraph_analyze_function): Remove
11385 computation of inline parameters.
11387 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11389 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11391 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11393 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11394 Add vx-common.h. Include vxworks.h between vx-common.h and
11396 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11398 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11399 (TARGET_ASM_DESTRUCTOR): Likewise.
11400 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11401 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11402 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11403 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11404 (VXWORKS_ENDIAN_SPEC): Define.
11405 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11406 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11407 VXWORKS_* equivalents.
11408 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11409 (ASM_FILE_START): Delete.
11410 (TARGET_VERSION): Reformat.
11411 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11412 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11413 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11414 (FPBIT, DPBIT): Define.
11415 (fp-bit.c, dp-bit.c): New rules.
11416 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11417 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11418 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11419 * config/arm/arm.h: Include vxworks-dummy.h.
11420 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11421 Mark with ATTRIBUTE_UNUSED.
11422 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11423 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11424 make it incompatible with -msingle-pic-base.
11425 (arm_function_ok_for_sibcall): Return false for calls that might
11426 go through a VxWorks PIC PLT entry.
11427 (require_pic_register): New function, split out from...
11428 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11430 (arm_load_pic_register): Handle the VxWorks RTP initialization
11431 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11432 (arm_emit_call_insn): New function.
11433 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11434 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11435 (pic_offset_arm): New pattern.
11436 (call, call_value): Use arm_emit_call_insn.
11437 (call_internal, call_value_internal): New expanders.
11438 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11439 VxWorks unless __PIC__.
11441 2007-05-30 Eric Christopher <echristo@gmail.com>
11443 * genrecog.c: Include regs.h in generated file.
11444 * genemit.c: Ditto. Fix up formatting.
11445 * config/mn10300/constraints.md: New.
11446 * config/mn10300/mn10300.md: Include.
11447 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11448 Fix up for removed macro.
11449 * config/mn10300/predicates.md (call_address_operand): Ditto.
11450 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11451 (CONST_OK_FOR_I): Ditto.
11452 (CONST_OK_FOR_J): Ditto.
11453 (CONST_OK_FOR_K): Ditto.
11454 (CONST_OK_FOR_L): Ditto.
11455 (CONST_OK_FOR_M): Ditto.
11456 (CONST_OK_FOR_N): Ditto.
11457 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11461 (EXTRA_CONSTRAINT): Ditto.
11463 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11465 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11467 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11468 OPTION_MASK_ISA_64BIT.
11469 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11471 2007-05-30 Richard Guenther <rguenther@suse.de>
11473 PR middle-end/32152
11474 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11475 types for comparison.
11476 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11477 with original typed arguments.
11478 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11480 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11482 PR tree-optimization/31769
11483 * except.c (duplicate_eh_regions): Clear prev_try if
11484 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11486 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11488 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11489 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11490 bsi of the location where statements should be inserted.
11491 (sink_code_in_bb): Take bsi from statement_sink_location.
11492 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11493 instead of bsi_start.
11494 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11496 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11497 (bsi_move_before): Document inconsistency with bsi_move_after.
11498 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11500 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11502 * config/i386/i386.h (TARGET_ABM): New define.
11503 (TARGET_POPCNT): Ditto.
11504 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11505 New temporary defines to redefine from OPTION_ISA_* defines.
11506 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11507 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11508 (ix86_isa_flags): New extern int declaration.
11509 (TARGET_SUBTARGET_DEFAULT): New define.
11510 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11511 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11512 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11513 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11514 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11515 * config/i386/darwin.h: Change TARGET_64BIT define to
11518 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11519 using existing "ix86_isa_flags" varible.
11520 (m32, m64): Use existing "ix86_isa_flags" variable.
11521 (mmmx, m3dnow): Ditto.
11522 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11523 (mabm): Define as non-negative option using "x86_abm" variable.
11524 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11526 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11527 Rewrite feature test bitmap.
11528 (ix86_isa_flags): New initialized global int varible.
11529 (ix86_isa_flags_explicit): New static int variable.
11530 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11531 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11532 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11533 target_flags_explicit.
11534 (override_options): Remove "target_enable" and "target_disable" fields
11535 from "struct ptt". Update processor_target_table accordingly. Remove
11536 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11537 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11538 "target_flags" and "ix86_isa_flags_explicit" instead of
11539 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11540 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11541 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11542 to true when either of PTA_POPCNT or PTA_ABM is set in
11543 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11544 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11545 processor_alias_table flags entry. Remove handling of
11546 "target_enable" and "target_disable" fields of processor_target_table.
11547 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11548 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11549 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11550 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11551 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11553 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11555 2007-05-29 David Daney <ddaney@avtrex.com>
11558 * config/mips/mips.c (mips_output_mi_thunk): Emit
11559 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11561 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11562 * config/i386/i386.c (ix86_function_regparm): Added checking of
11563 ix86_force_align_arg_pointer to determine the number of
11564 register parameters.
11566 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11568 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11569 (SET_DR_MISALIGNMENT): New.
11570 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11571 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11572 Use SET_DR_MISALIGNMENT.
11573 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11575 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11576 find_loop_nest): Export.
11577 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11578 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11579 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11580 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11582 (struct mem_ref): Add field reuse_distance.
11583 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11584 Initialize reuse_distance field.
11585 (issue_prefetch_ref): Select temporality of prefetch according to
11587 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11588 self_reuse_distance, determine_loop_nest_reuse): New functions.
11589 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11590 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11591 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11594 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11596 * tree-ssa-alias.c: Add aliasing overview.
11598 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11599 Danny Smith <dannysmith@users.sourceforge.net>
11602 * config/i386/t-crtfm: Compile crtfastmath.o with
11603 -minline-all-stringops.
11604 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11605 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11607 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11609 * doc/md.texi: Document constraints on HP PA-RISC.
11611 * pa/constraints.md: New file.
11612 * pa.md: Include constraints.md.
11613 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11614 (integer_store_memory_operand, ldil_cint_p): New functions.
11615 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11616 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11617 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11618 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11619 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11621 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11624 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11625 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11626 case POSTDECREMENT_EXPR>): Return the error_mark_node
11627 if either the real or imaginary parts would an
11630 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11632 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11633 name when we remove it from a call.
11635 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11637 * targhooks.c (default_narrow_bitfield): Remove.
11638 * targhooks.h: Remove the prototype for
11639 default_narrow_bitfield.
11641 * langhooks-def.h: Remove the prototype for
11642 hook_get_alias_set_0.
11643 * langhooks.c (hook_get_alias_set_0): Remove.
11645 * global.c (EXECUTE_IF_CONFLICT): Remove.
11647 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11650 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11651 return true when truth_value_p is true and the type
11654 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11656 * doc/install.texi (Prerequisites): We no longer require Autoconf
11657 2.13 for the top-level.
11659 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11661 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11662 memory access via x86_expand_vector_move_misalign() only for
11663 TImode values on 32-bit targets.
11665 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11667 * matrix-reorg.c: New file. Implement matrix flattening and
11668 transposing optimization.
11669 * tree-pass.h: Add matrix reorg pass.
11670 * common.opt: Add fipa-mreorg flag.
11671 * Makefile.in: Add matrix-reorg.c.
11672 * passes.c: Add matrix reorg pass.
11673 * varpool.c (add_new_static_var): New function.
11674 * cgraph.h (add_new_static_var): Declare.
11676 2007-05-27 Eric Christopher <echristo@apple.com>
11678 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11679 sp_offset depending on stack size. Save r12 depending
11680 on registers we're saving later.
11681 (rs6000_emit_epilogue): Update sp_offset depending only
11684 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11686 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11687 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11688 * ifcvt.c (if_convert): Ditto.
11689 * tree-ssa-threadupdate.c (thread_block): Ditto.
11690 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11691 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11692 verify_loop_closed_ssa): Check number_of_loops instead of
11694 * predict.c (tree_estimate_probability): Ditto.
11695 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11696 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11697 * modulo-sched.c (sms_schedule): Ditto.
11698 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11699 (scev_finalize): Do not do anything if scev analysis was not
11701 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11702 current_loops == NULL.
11703 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11704 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11705 there are no loops.
11706 (loop_optimizer_finalize): Assert that loops were analyzed.
11707 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11708 rtl_doloop): Check number_of_loops instead of current_loops.
11709 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11710 current_loops == NULL.
11711 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11712 gate_tree_vectorize tree_linear_transform, check_data_deps,
11713 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11714 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11715 Check number_of_loops instead of current_loops.
11716 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11717 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11718 free loops if available.
11719 (execute_pre): Do not pass do_fre to fini_pre.
11721 2007-05-27 Tobias Burnus <burnus@net-b.de>
11723 PR middle-end/32083
11724 * real.c (mpfr_from_real): Fix sign of -Inf.
11726 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11728 * tree-vect-transform.c (vectorizable_conversion): Initialize
11729 tree_code variables to ERROR_MARK.
11730 (vectorizable_type_demotion): Likewise.
11731 (vectorizable_type_promotion): Likewise.
11733 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11736 * config/i386/i386.md (movti): Handle push operands via
11737 ix86_expand_push().
11739 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11741 * basic-block.h: Remove the prototype for merge_seq_blocks.
11742 * cfgcleanup.c (merge_seq_blocks): Remove.
11744 * tree-flow.h: Remove the prototype for is_aliased_with.
11745 * tree-ssa-alias.c (is_aliased_with): Remove.
11747 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11749 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11751 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11753 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11754 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11755 (vec_unpacks_hi_v16qi): Likewise.
11756 (vec_unpacku_lo_v16qi): Likewise.
11757 (vec_unpacks_lo_v16qi): Likewise.
11758 (vec_unpacku_hi_v8hi): Likewise.
11759 (vec_unpacks_hi_v8hi): Likewise.
11760 (vec_unpacku_lo_v8hi): Likewise.
11761 (vec_unpacks_lo_v8hi): Likewise.
11762 (vec_unpacku_hi_v4si): Likewise.
11763 (vec_unpacks_hi_v4si): Likewise.
11764 (vec_unpacku_lo_v4si): Likewise.
11765 (vec_unpacks_lo_v4si): Likewise.
11767 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11769 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11770 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11771 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11772 follow spelling conventions in various
11773 warning/error/diagnostic messages.
11775 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11776 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11777 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11778 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11779 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11780 * doc/tm.texi: Follow spelling conventions.
11782 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11785 * tree-ssa-forwprop.c
11786 (forward_propagate_addr_into_variable_array_index): Remove
11787 the lhs argument. Use the type of def_rhs instead of lhs.
11788 (forward_propagate_addr_expr_1): Update use of
11789 forward_propagate_addr_into_variable_array_index.
11791 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11792 Nigel Stephens <nigel@mips.com>
11794 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11795 function attributes, "far" being an alias for "long_call".
11796 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11797 (mips_near_type_p, mips_far_type_p): New.
11798 (mips_comp_type_attributes): New function to check that attributes
11799 attached to a function type are compatible.
11800 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11801 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11802 to the target function of the thunk.
11803 (mips_encode_section_info): Check for "near" and "far" function
11804 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11806 * config/mips/predicates.md (const_call_insn_operand): Test only
11807 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11809 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11812 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11813 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11814 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11815 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11817 2007-05-25 Eric Christopher <echristo@apple.com>
11819 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11820 to x86-darwin configurations.
11821 * config/i386/t-darwin: Add softfp support.
11822 * config/i386/t-darwin64: Ditto.
11823 * config/i386/sfp-machine.h: If mach then don't use
11824 aliasing, emit a stub to call.
11826 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11828 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11829 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11830 tree-predcom.c, tree-ssa-alias-warnings.c,
11831 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11832 comment typos. Follow spelling conventions.
11833 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11835 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11838 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11839 constants into memory. Expand unaligned memory references for
11840 SSE modes via x86_expand_vector_move_misalign() function.
11842 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11844 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11845 "memory" attribute for "sseishft" type insn without operands[2].
11847 2007-05-25 Dirk Mueller <dmueller@suse.de>
11848 Marcus Meissner <meissner@suse.de>
11850 * doc/extend.texi (alloc_size): New attribute.
11851 * c-common.c (handle_alloc_size_attribute): New.
11852 * tree-object-size.c (alloc_object_size): Use alloc_size
11853 attribute, if available.
11855 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11857 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11859 (__builtin_ia32_vec_ext_v2di): Likewise.
11860 (__builtin_ia32_vec_ext_v4si): Likewise.
11861 (__builtin_ia32_vec_ext_v8hi): Likewise.
11862 (__builtin_ia32_vec_ext_v16qi): Likewise.
11863 (__builtin_ia32_vec_set_v8hi): Likewise.
11865 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11867 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11869 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11871 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11872 (arm_is_longcall_p): Rename to...
11873 (arm_is_long_call_p): ...this. Take a single tree argument and
11875 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11876 (CUMULATIVE_ARGS): Remove call_cookie.
11877 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11878 (ENCODED_LONG_CALL_ATTR_P): Delete.
11879 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11880 LONG_CALL_FLAG_CHAR cases.
11881 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11882 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11883 ARM_DECLARE_FUNCTION_SIZE.
11884 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11885 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11886 (arm_encode_call_attribute, current_file_function_operand): Delete.
11887 (arm_function_in_section_p): New function.
11888 (arm_is_longcall_p): Rename to...
11889 (arm_is_long_call_p): ...this. Take the target function as a single
11890 argument and return a bool. Do not rely on call cookies. Check
11891 whether the target symbol is in the same section as the current
11892 function, not just the same compilation unit.
11893 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11894 (arm_encode_section_info): Don't encode a call type.
11895 * config/arm/arm.md (call, call_value): Update calls to
11896 arm_is_long(_)call_p. Simplify logic.
11897 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11898 Update calls to arm_is_long(_)call_p.
11900 2007-05-25 Richard Guenther <rguenther@suse.de>
11902 PR tree-optimization/31982
11903 * tree-ssa-forwprop.c
11904 (forward_propagate_addr_into_variable_array_index): Handle arrays
11905 with element size one.
11907 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11909 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11910 (umulsi3_highpart): Likewise.
11912 2007-05-24 Ian Lance Taylor <iant@google.com>
11914 PR rtl-optimization/32069
11915 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11918 2007-05-24 Ollie Wild <aaw@google.com>
11920 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11923 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11925 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11926 (oprs_unchanged_p): Use it to check all registers in a REG.
11927 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11928 (reg_set_between_after_reload_p): Delete.
11929 (reg_used_between_after_reload_p): Likewise.
11930 (reg_set_or_used_since_bb_start): Likewise.
11931 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11932 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11933 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11934 * rtlanal.c (reg_set_p): Check whether REG overlaps
11935 regs_invalidated_by_call, rather than just checking the
11936 membership of REGNO (REG).
11938 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11940 * doc/passes.texi: Document predictive commoning.
11941 * doc/invoke.texi (-fpredictive-commoning): Document.
11942 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11943 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11944 adding indices to the generated name.
11945 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11946 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11947 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11948 (op_symbol_code): ... and exported.
11949 (dump_omp_clause, op_symbol): Use op_symbol_code
11950 instead of op_symbol_1.
11951 * tree-pass.h (pass_predcom): Declare.
11952 * timevar.def (TV_PREDCOM): New timevar.
11953 * tree-ssa-loop.c (run_tree_predictive_commoning,
11954 gate_tree_predictive_commoning, pass_predcom): New.
11955 * tree-data-ref.c (find_data_references_in_loop): Find the
11956 references in dominance order.
11957 (canonicalize_base_object_address): Ensure that the result has
11959 (dr_analyze_innermost): Export.
11960 (create_data_ref): Code to fail for references with invariant
11962 (find_data_references_in_stmt): ... here.
11963 * tree-data-ref.h (dr_analyze_innermost): Declare.
11964 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11965 (aff_combination_find_elt, name_expansion_hash,
11966 name_expansion_eq, tree_to_aff_combination_expand,
11967 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11969 * tree-affine.h (aff_combination_constant_multiple_p,
11970 tree_to_aff_combination_expand): Declare.
11971 * tree-predcom.c: New file.
11972 * common.opt (fpredictive-commoning): New option.
11973 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11974 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11975 * Makefile.in (tree-predcom.o): Add.
11976 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11977 * passes.c (init_optimization_passes): Add dceloop after
11978 copy propagation in loop optimizer. Add predictive commoning
11979 to loop optimizer passes.
11981 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11983 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11986 2007-05-24 Jan Hubicka <jh@suse.cz>
11988 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11990 (genheader): Include statistics.h.
11992 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11994 * print-rtl.c (flag_dump_unnumbered): Update comments.
11995 (print_rtl): Fix my previous change.
11996 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11999 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12001 PR middle-end/32018
12002 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12004 (thread_through_all_blocks): Call initialize_original_copy_tables
12005 and free_original_copy_tables.
12006 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12008 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12009 * cfghooks.c (duplicate_block): Use get_loop_copy.
12010 * cfg.c: Include cfgloop.h.
12011 (loop_copy): New hash table.
12012 (initialize_original_copy_tables): Initialize loop_copy table.
12013 (free_original_copy_tables): Free loop_copy table.
12014 (copy_original_table_clear, copy_original_table_set,
12015 set_loop_copy, get_loop_copy): New functions.
12016 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12017 * cfgloop.h (struct loop): Remove copy field.
12018 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12019 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12021 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12023 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12024 -msse/-msse2/-msse3.
12026 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12028 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12029 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12031 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12034 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12035 * targhooks.h (default_mangle_decl_assembler_name): Declare
12037 * targhooks.c (default_mangle_decl_assembler_name): Define
12039 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12041 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12042 * langhooks.c (lhd_set_decl_assembler_name): Call
12043 targetm.mangle_decl_assembler_name for names with global scope.
12045 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12047 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12048 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12050 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12051 New. Factored out of i386_pe_encode_section_info.
12052 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12053 Move check for prior decoration of stdcall
12054 symbols to i386_pe_encode_section_info.
12055 (i386_pe_encode_section_info): Adjust call to
12056 gen_stdcall_or_fastcall_suffix. Use
12057 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12058 (i386_pe_mangle_decl_assembler_name): New. Wrap
12059 i386_pe_maybe_mangle_decl_assembler_name.
12061 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12063 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12064 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12065 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12066 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12067 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12070 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12071 Nigel Stephens <nigel@mips.com>
12072 Richard Sandiford <richard@codesourcery.com>
12074 Fix up MIPS16 hard float and add support for complex.
12076 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12077 (TARGET_SOFT_FLOAT_ABI): New.
12078 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12079 __mips_soft_float to reflect the ABI in use, not whether the
12080 FPU is directly accessible (e.g., in MIPS16 mode).
12081 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12082 (UNITS_PER_FPVALUE): Likewise.
12084 * config/mips/mips.c (mips_expand_call): Remove redundant
12085 TARGET_MIPS16 check.
12086 (mips_arg_regno): New.
12087 (function_arg_advance): When setting bits in cum->fp_code for
12088 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12090 (function_arg): Use mips_arg_regno.
12091 (mips_return_mode_in_fpr_p): New.
12092 (mips16_call_stub_mode_suffix): New.
12093 (mips16_cfun_returns_in_fpr_p): New.
12094 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12095 (mips_output_function_prologue): Test mips16_hard_float, not
12096 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12097 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12098 return value into a floating-point register.
12099 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12100 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12101 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12102 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12103 word of double arguments from or to the high bits of 64-bit
12104 floating point registers.
12105 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12106 (mips16_fpret_double): New helper function.
12107 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12108 support for complex modes. Fill in DECL_RESULT for stubdecl.
12109 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12111 * config/mips/mips16.S
12112 (RET, ARG1, ARG2): New.
12113 (MERGE_GPRf, MERGE_GPRt): New.
12114 (DELAYt, DELAYf): New.
12115 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12116 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12117 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12118 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12119 (SFOP): Renamed to...
12120 (OPSF3): This, and macro-ified. Updated all uses.
12121 (SFOP2): Renamed to...
12122 (OPSF2): This, and macro-ified. Updated all uses.
12123 (SFCMP): Renamed to...
12124 (CMPSF): This, and macro-ified. Updated all uses.
12125 (SFREVCMP): Renamed to...
12126 (REVCMPSF): This, and macro-ified. Updated all uses.
12127 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12128 (LDDBL1, LDDBL2, RETDBL): Deleted.
12129 (DFOP): Renamed to...
12130 (OPDF3): This, and macro-ified. Updated all uses.
12131 (DFOP2): Renamed to...
12132 (OPDF2): This, and macro-ified. Updated all uses.
12133 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12134 (DFCMP): Renamed to...
12135 (CMPDF): This, and macro-ified. Updated all uses.
12136 (DFREVCMP): Renamed to...
12137 (REVCMPDF): This, and macro-ified. Updated all uses.
12138 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12139 (RET_FUNCTION): New.
12140 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12141 (__mips16_ret_sc, __mips16_ret_dc): New.
12142 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12143 STUB_ARGS_6, STUB_ARGS_10): New.
12144 (CALL_STUB_NO_RET): New.
12145 (__mips16_call_stub_1): Macro-ified.
12146 (__mips16_call_stub_5): Macro-ified.
12147 (__mips16_call_stub_2): Macro-ified.
12148 (__mips16_call_stub_6): Macro-ified.
12149 (__mips16_call_stub_9): Macro-ified.
12150 (__mips16_call_stub_10): Macro-ified.
12151 (CALL_STUB_RET): New.
12152 (__mips16_call_stub_sf_0): Macro-ified.
12153 (__mips16_call_stub_sf_1): Macro-ified.
12154 (__mips16_call_stub_sf_5): Macro-ified.
12155 (__mips16_call_stub_sf_2): Macro-ified.
12156 (__mips16_call_stub_sf_6): Macro-ified.
12157 (__mips16_call_stub_sf_9): Macro-ified.
12158 (__mips16_call_stub_sf_10): Macro-ified.
12159 (__mips16_call_stub_df_0): Macro-ified.
12160 (__mips16_call_stub_df_1): Macro-ified.
12161 (__mips16_call_stub_df_5): Macro-ified.
12162 (__mips16_call_stub_df_2): Macro-ified.
12163 (__mips16_call_stub_df_6): Macro-ified.
12164 (__mips16_call_stub_df_9): Macro-ified.
12165 (__mips16_call_stub_df_10): Macro-ified.
12166 (__mips16_call_stub_sc_0): New.
12167 (__mips16_call_stub_sc_1): New.
12168 (__mips16_call_stub_sc_5): New.
12169 (__mips16_call_stub_sc_2): New.
12170 (__mips16_call_stub_sc_6): New.
12171 (__mips16_call_stub_sc_9): New.
12172 (__mips16_call_stub_sc_10): New.
12173 (__mips16_call_stub_dc_0): New.
12174 (__mips16_call_stub_dc_1): New.
12175 (__mips16_call_stub_dc_5): New.
12176 (__mips16_call_stub_dc_2): New.
12177 (__mips16_call_stub_dc_6): New.
12178 (__mips16_call_stub_dc_9): New.
12179 (__mips16_call_stub_dc_10): New.
12181 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12182 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12183 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12185 2007-05-23 Ian Lance Taylor <iant@google.com>
12187 * doc/invoke.texi (Invoking GCC): Document that the order of the
12190 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12193 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12194 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12195 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12199 * config/score/score.c (score_print_operand): Make sure that only
12200 lower bits are used.
12202 2007-05-22 Ian Lance Taylor <iant@google.com>
12204 * tree-vrp.c (avoid_overflow_infinity): New static function,
12205 broken out of set_value_range_to_value.
12206 (set_value_range_to_value): Call avoid_overflow_infinity.
12207 (extract_range_from_assert): Likewise.
12209 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12211 PR middle-end/31095
12212 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12213 change the type before looking for a COMPOUND_EXPR.
12215 2007-05-22 Ian Lance Taylor <iant@google.com>
12217 * lower-subreg.c (decompose_multiword_subregs): If we change an
12218 insn, call remove_retval_note on it.
12220 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12222 * regs.h (end_hard_regno): New function.
12223 (END_HARD_REGNO, END_REGNO): New macros.
12224 (add_to_hard_reg_set): New function.
12225 (remove_from_hard_reg_set): Likewise.
12226 (in_hard_reg_set_p): Likewise.
12227 (overlaps_hard_reg_set_p): Likewise.
12228 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12229 (note_btr_set): Use END_HARD_REGNO.
12230 * caller-save.c (setup_save_areas): Use end_hard_regno.
12231 (mark_set_regs): Use END_HARD_REGNO.
12232 (add_stored_regs): Use end_hard_regno.
12233 (mark_referenced_regs): Use add_to_hard_reg_set.
12234 * combine.c (update_table_tick): Use END_REGNO.
12235 (record_value_for_reg): Likewise.
12236 (record_dead_and_set_regs): Likewise.
12237 (get_last_value_validate): Likewise.
12238 (use_crosses_set_p): Likewise.
12239 (reg_dead_at_p_1): Likewise.
12240 (reg_dead_at_p): Likewise.
12241 (mark_used_regs_combine): Use add_to_hard_reg_set.
12242 (move_deaths): Use END_HARD_REGNO.
12243 (reg_bitfield_target_p): Use end_hard_regno.
12244 (distribute_notes): Use END_HARD_REGNO.
12245 * cse.c (mention_regs): Use END_REGNO.
12246 (insert): Use add_to_hard_reg_set.
12247 (invalidate): Use END_HARD_REGNO.
12248 (invalidate_for_call): Likewise.
12249 (exp_equiv_p): Use END_REGNO.
12250 (cse_insn): Likewise.
12251 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12252 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12253 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12254 * function.c (keep_stack_depressed): Use end_hard_regno.
12255 * global.c (global_alloc): Use end_hard_regno.
12256 (global_conflicts): Use add_to_hard_reg_set instead of
12258 (find_reg): Likewise.
12259 (mark_reg_store): Likewise.
12260 (mark_reg_conflicts): Likewise.
12261 (mark_reg_death): Use remove_from_hard_reg_set.
12262 (mark_reg_live_nc): Delete.
12263 (set_preference): Use end_hard_regno.
12264 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12265 remove_from_hard_reg_set.
12266 (post_mark_life): Use add_to_hard_reg_set.
12267 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12268 (reg_becomes_live): Use add_to_hard_reg_set.
12269 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12270 (peep2_find_free_register): Use add_to_hard_reg_set.
12271 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12272 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12273 * regrename.c (note_sets): Use add_to_hard_reg_set.
12274 (clear_dead_regs): Use remove_from_hard_reg_set.
12275 (regrename_optimize): Use add_to_hard_reg_set.
12276 (find_oldest_value_reg): Use in_hard_reg_set_p.
12277 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12278 (hard_reg_set_here_p): Use end_hard_regno.
12279 (decompose): Likewise.
12280 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12281 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12282 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12283 (mark_home_live): Use end_hard_regno.
12284 (spill_hard_reg): Likewise.
12285 (clear_reload_reg_in_use): Likewise.
12286 * reorg.c (delete_prior_computation): Use END_REGNO.
12287 * resource.c (update_live_status): Use END_HARD_REGNO.
12288 (mark_referenced_resources): Use add_to_hard_reg_set.
12289 (mark_set_resources): Likewise.
12290 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12291 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12292 (reg_overlap_mentioned_p): Likewise.
12293 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12294 (covers_regno_no_parallel_p): Use END_REGNO.
12295 (find_regno_note): Likewise.
12296 (find_reg_fusage): Use END_HARD_REGNO.
12297 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12298 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12300 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12302 * mode-switching.c (reg_dies): Change type of second argument to
12304 (optimize_mode_switching): Update accordingly.
12306 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12308 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12310 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12311 (hard_reg_set_empty_p): ...these new functions.
12312 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12313 GO_IF_HARD_REG_SUBSET.
12314 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12315 instead of GO_IF_HARD_REG_EQUAL.
12316 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12317 instead of GO_IF_HARD_REG_EQUAL.
12318 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12319 GO_IF_HARD_REG_SUBSET.
12320 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12321 GO_IF_HARD_REG_EQUAL.
12322 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12323 of GO_IF_HARD_REG_SUBSET.
12324 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12325 instead of GO_IF_HARD_REG_EQUAL.
12326 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12327 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12328 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12329 of GO_IF_HARD_REG_SUBSET,
12330 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12331 GO_IF_HARD_REG_SUBSET.
12332 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12333 instead of GO_IF_HARD_REG_EQUAL.
12334 * config/sh/sh.c (push_regs, calc_live_regs): Use
12335 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12336 (hard_regs_intersect_p): Delete.
12338 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12340 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12342 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12343 Richard Henderson <rth@redhat.com>
12345 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12347 (x86_64-*-*): Likewise.
12349 * i386/i386-modes.def (V2QI): New.
12351 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12353 (override_options): Support SSE4.1.
12354 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12355 (IX86_BUILTIN_BLENDPS): Likewise.
12356 (IX86_BUILTIN_BLENDVPD): Likewise.
12357 (IX86_BUILTIN_BLENDVPS): Likewise.
12358 (IX86_BUILTIN_PBLENDVB128): Likewise.
12359 (IX86_BUILTIN_PBLENDW128): Likewise.
12360 (IX86_BUILTIN_DPPD): Likewise.
12361 (IX86_BUILTIN_DPPS): Likewise.
12362 (IX86_BUILTIN_INSERTPS128): Likewise.
12363 (IX86_BUILTIN_MOVNTDQA): Likewise.
12364 (IX86_BUILTIN_MPSADBW128): Likewise.
12365 (IX86_BUILTIN_PACKUSDW128): Likewise.
12366 (IX86_BUILTIN_PCMPEQQ): Likewise.
12367 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12368 (IX86_BUILTIN_PMAXSB128): Likewise.
12369 (IX86_BUILTIN_PMAXSD128): Likewise.
12370 (IX86_BUILTIN_PMAXUD128): Likewise.
12371 (IX86_BUILTIN_PMAXUW128): Likewise.
12372 (IX86_BUILTIN_PMINSB128): Likewise.
12373 (IX86_BUILTIN_PMINSD128): Likewise.
12374 (IX86_BUILTIN_PMINUD128): Likewise.
12375 (IX86_BUILTIN_PMINUW128): Likewise.
12376 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12377 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12378 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12379 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12380 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12381 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12382 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12383 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12384 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12385 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12386 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12387 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12388 (IX86_BUILTIN_PMULDQ128): Likewise.
12389 (IX86_BUILTIN_PMULLD128): Likewise.
12390 (IX86_BUILTIN_ROUNDPD): Likewise.
12391 (IX86_BUILTIN_ROUNDPS): Likewise.
12392 (IX86_BUILTIN_ROUNDSD): Likewise.
12393 (IX86_BUILTIN_ROUNDSS): Likewise.
12394 (IX86_BUILTIN_PTESTZ): Likewise.
12395 (IX86_BUILTIN_PTESTC): Likewise.
12396 (IX86_BUILTIN_PTESTNZC): Likewise.
12397 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12398 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12399 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12400 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12401 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12402 (bdesc_ptest): New.
12403 (bdesc_sse_3arg): Likewise.
12404 (bdesc_2arg): Likewise.
12405 (bdesc_1arg): Likewise.
12406 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12408 (ix86_expand_sse_4_operands_builtin): New.
12409 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12410 smaller than 8 bits as the 2nd arg.
12411 (ix86_expand_sse_ptest): New.
12412 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12413 (ix86_expand_vector_set): Support SSE4.1.
12414 (ix86_expand_vector_extract): Likewise.
12416 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12417 __SSE4_1__ for -msse4.1.
12419 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12420 (UNSPEC_INSERTPS): Likewise.
12421 (UNSPEC_DP): Likewise.
12422 (UNSPEC_MOVNTDQA): Likewise.
12423 (UNSPEC_MPSADBW): Likewise.
12424 (UNSPEC_PHMINPOSUW): Likewise.
12425 (UNSPEC_PTEST): Likewise.
12426 (UNSPEC_ROUNDP): Likewise.
12427 (UNSPEC_ROUNDS): Likewise.
12429 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12431 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12432 (const_pow2_1_to_32768_operand): Likewise.
12434 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12437 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12439 (sse4_1_insertps): Likewise.
12440 (*sse4_1_extractps): Likewise.
12441 (sse4_1_ptest): Likewise.
12442 (sse4_1_mulv2siv2di3): Likewise.
12443 (*sse4_1_mulv4si3): Likewise.
12444 (*sse4_1_smax<mode>3): Likewise.
12445 (*sse4_1_umax<mode>3): Likewise.
12446 (*sse4_1_smin<mode>3): Likewise.
12447 (*sse4_1_umin<mode>3): Likewise.
12448 (sse4_1_eqv2di3): Likewise.
12449 (*sse4_1_pinsrb): Likewise.
12450 (*sse4_1_pinsrd): Likewise.
12451 (*sse4_1_pinsrq): Likewise.
12452 (*sse4_1_pextrb): Likewise.
12453 (*sse4_1_pextrb_memory): Likewise.
12454 (*sse4_1_pextrw_memory): Likewise.
12455 (*sse4_1_pextrq): Likewise.
12456 (sse4_1_blendpd): Likewise.
12457 (sse4_1_blendps): Likewise.
12458 (sse4_1_blendvpd): Likewise.
12459 (sse4_1_blendvps): Likewise.
12460 (sse4_1_dppd): Likewise.
12461 (sse4_1_dpps): Likewise.
12462 (sse4_1_movntdqa): Likewise.
12463 (sse4_1_mpsadbw): Likewise.
12464 (sse4_1_packusdw): Likewise.
12465 (sse4_1_pblendvb): Likewise.
12466 (sse4_1_pblendw): Likewise.
12467 (sse4_1_phminposuw): Likewise.
12468 (sse4_1_extendv8qiv8hi2): Likewise.
12469 (*sse4_1_extendv8qiv8hi2): Likewise.
12470 (sse4_1_extendv4qiv4si2): Likewise.
12471 (*sse4_1_extendv4qiv4si2): Likewise.
12472 (sse4_1_extendv2qiv2di2): Likewise.
12473 (*sse4_1_extendv2qiv2di2): Likewise.
12474 (sse4_1_extendv4hiv4si2): Likewise.
12475 (*sse4_1_extendv4hiv4si2): Likewise.
12476 (sse4_1_extendv2hiv2di2): Likewise.
12477 (*sse4_1_extendv2hiv2di2): Likewise.
12478 (sse4_1_extendv2siv2di2): Likewise.
12479 (*sse4_1_extendv2siv2di2): Likewise.
12480 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12481 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12482 (sse4_1_zero_extendv4qiv4si2): Likewise.
12483 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12484 (sse4_1_zero_extendv2qiv2di2): Likewise.
12485 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12486 (sse4_1_zero_extendv4hiv4si2): Likewise.
12487 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12488 (sse4_1_zero_extendv2hiv2di2): Likewise.
12489 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12490 (sse4_1_zero_extendv2siv2di2): Likewise.
12491 (*sse4_1_zero_extendv2siv2di2): Likewise.
12492 (sse4_1_roundpd): Likewise.
12493 (sse4_1_roundps): Likewise.
12494 (sse4_1_roundsd): Likewise.
12495 (sse4_1_roundss): Likewise.
12496 (mulv4si3): Don't expand for SSE4.1.
12497 (smax<mode>3): Likewise.
12498 (umaxv4si3): Likewise.
12499 (uminv16qi3): Likewise.
12500 (umin<mode>3): Likewise.
12501 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12503 * doc/extend.texi: Document SSE4.1 built-in functions.
12505 * doc/invoke.texi: Document -msse4.1.
12507 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12509 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12510 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12511 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12512 (ASM_SPEC): Add asm_pcrel_spec.
12513 (EXTRA_SPECS): Add asm_pcrel_spec.
12515 2007-05-21 David Daney <ddaney@avtrex.com>
12517 * doc/install.texi (Building a cross compiler): Add requirements
12518 for Java cross compiler.
12520 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12522 PR middle-end/31995
12523 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12524 Add loopno argument. Use evolution_function_is_invariant_rec_p
12525 instead of evolution_function_is_constant_p.
12526 Update calls to evolution_function_is_affine_multivariate_p.
12527 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12528 Add loopno argument.
12529 * tree-scalar-evolution.c (gather_chrec_stats): Call
12530 evolution_function_is_affine_multivariate_p with a loop
12532 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12533 (analyze_overlapping_iterations): Likewise.
12534 (access_functions_are_affine_or_constant_p): Likewise.
12535 (build_classic_dist_vector_1): If the access functions
12536 are equal, don't do anything.
12538 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12539 Paolo Carlini <pcarlini@suse.de>
12540 Uros Bizjak <ubizjak@gmail.com>
12542 * c-cppbuiltin.c (c_cpp_builtins): Define
12543 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12544 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12545 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12546 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12548 2007-05-21 Mike Stump <mrs@apple.com>
12550 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12552 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12554 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12556 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12557 implementation if __OPTIMIZE__ is not defined.
12558 (_mm_alignr_pi8): Ditto.
12559 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12560 (_mm_inserti_si64): Ditto.
12561 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12562 (_mm_slli_epi16): Ditto.
12563 (_mm_slli_epi32): Ditto.
12564 (_mm_slli_epi64): Ditto.
12565 (_mm_srai_epi16): Ditto.
12566 (_mm_srai_epi32): Ditto.
12567 (_mm_srli_si128): Ditto.
12568 (_mm_slli_si128): Ditto.
12569 (_mm_srli_epi16): Ditto.
12570 (_mm_srli_epi32): Ditto.
12571 (_mm_srli_epi64): Ditto.
12572 (_mm_extract_epi16): Ditto.
12573 (_mm_insert_epi16): Ditto.
12574 (_mm_shufflehi_epi16): Ditto.
12575 (_mm_shufflelo_epi16): Ditto.
12576 (_mm_shuffle_epi32): Ditto.
12577 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12578 (_m_pextrw): Ditto.
12579 (_mm_insert_pi16): Ditto.
12580 (_m_pinsrw): Ditto.
12581 (_mm_shuffle_pi16): Ditto.
12582 (_m_pshufw): Ditto.
12583 (_mm_shufle_ps): Ditto.
12584 (_mm_prefetch): Ditto.
12586 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12588 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12589 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12590 * real.c (encode_i370_single, decode_i370_single,
12591 encode_i370_double, decode_i370_double): Functions removed.
12592 (i370_single_format, i370_double_format): Initializations removed.
12593 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12594 Consider the log2_b field to always be one.
12595 (ieee_single_format, mips_single_format, coldfire_single_format,
12596 ieee_double_format, mips_double_format, coldfire_double_format,
12597 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12598 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12599 ibm_extended_format, mips_extended_format, ieee_quad_format,
12600 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12601 decimal_single_format, decimal_double_format, decimal_quad_format,
12602 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12603 initialization of log2_b.
12604 * real.h (i370_single_format, i370_double_format): Declarations
12606 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12607 field to always be one.
12609 2007-05-21 Andreas Schwab <schwab@suse.de>
12611 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12612 NOTE_INSN_BASIC_BLOCK_P.
12613 (process_for_unwind_directive): Likewise.
12615 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12617 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12618 * function.h (struct function): Move va_list_gpr_size,
12619 va_list_fpr_size, function_frequency to front of bitfields. Add
12621 (current_function_calls_unwind_init): New.
12622 * except.c (expand_builtin_unwind_init): Set
12623 current_function_calls_unwind_init not
12624 current_function_has_nonlocal_label.
12625 * reload1.c (has_nonexceptional_receiver): New.
12626 (reload): Use it and current_function_calls_unwind_init to
12627 determine whether call-saved regs must be saved.
12629 2007-05-20 Jan Hubicka <jh@suse.cz>
12631 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12632 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12633 * ddg.c (create_ddg): LIkewise.
12634 * final.c (final): Remove hunk moving line number notes around since
12635 they are no longer present at this stage.
12636 (final_scan_insn): Use NOTE_KIND instead of
12637 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12638 (output_asm_label): Likewise.
12639 * reorg.c (dbr_schedule): Likewise.
12640 * haifa-sched.c (unlink_other_notes): Likewise.
12641 * mode-switching.c (optimize_mode_switching): Likewise.
12642 * graph.c (start_bb): Likewise.
12643 * rtl.def (NOTE): Update description.
12644 * jump.c (squeeze_notes): Delete.
12645 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12646 NOTE_INSN_BASIC_BLOCK_P when possible.
12647 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12648 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12649 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12650 (dwarf2out_var_location): Likewise.
12651 * cfgbuild.c (make_edges): Likewise.
12652 (find_basic_blocks_1): Likewise.
12653 * function.c (reorder_blocks_1): Likewise.
12654 (epilogue_done): Likewise.
12655 (reposition_prologue_and_epilogue_notes): Likewise.
12656 * print-rtl.c (print_rtx): Likewise; drop code for printing
12658 (print_rtl): Likewise.
12659 (print_rtl_single): Likewise.
12660 * gcse.c (insert_insn_start_bb): Likewise.
12661 * alias.c (init_alias_analysis): Likewise.
12662 * calls.c (fixup_tail_calls): Likewise.
12663 * except.c (sjlj_emit_function_enter): Likewise.
12664 * emit-rtl.c (add_insn_after): Likeiwse.
12665 (emit_label_before): Likewise.
12666 (emit_label_after): Likewise.
12667 (emit_note_before, emit_note_after, emit_note): Update
12668 parameter to be enum insn_note; do not deal with source
12670 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12671 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12673 (merge_blocks_move_successor_nojumps): Simplify now when
12674 we don't have BLOCK notes.
12675 (try_optimize_cfg): Likewise.
12676 * cfglayout.c (skip_insns_after_block): Likewise.
12677 (record_effective_endpoints): Likewise.
12678 (duplicate_insn_chain): Likewise.
12679 * varasm.c (output_constant_pool_1): Likewise.
12680 * sched-deps.c (sched_analyze): Likewise.
12681 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12683 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12684 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12685 (SET_INSN_DELETED): Simplify.
12686 (NOTE_LINE_NUMBER): Exterminate.
12687 (NOTE_LINE_KIND): New.
12688 (NOTE_INSN_BASIC_BLOCK_P): Update.
12689 (enum insn_note): Simplify.
12690 (GET_NOTE_INSN_NAME) Simplify.
12691 (emit_note_before, emit_note_after, emit_note): Update prototype.
12692 (squeeze_notes): Remove.
12693 * sched-int.h (NOTE_NOT_BB_P): Update.
12694 * resource.c (mark_target_live_regs): Update.
12695 * sched-rgn.c (debug_dependencies): Update.
12696 * sched-vis.c (print_insn): Update.
12697 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12698 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12699 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12700 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12701 (split_branches): Update.
12702 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12704 (sh_adjust_unroll_max): Exterminate.
12705 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12706 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12707 (m68hc11_reorg): Likewise.
12708 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12709 (emit_predicate_relation_info): Update.
12710 (process_for_unwind_directive): Update.
12711 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12712 (output_call): Update.
12713 * config/pa/pa.c (output_lbranch): Update.
12714 (output_millicode_call): Update.
12715 (output_call): Update.
12716 (pa_combine_instructions): Update.
12717 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12718 * config/bfin/bfin.c (gen_one_bundle): Update.
12719 * cfgrtl.c (can_delete_note_p): Update.
12720 (delete_insn): Update.
12721 (rtl_merge_blocks): Update.
12722 (commit_one_edge_insertion): Update.
12723 (rtl_verify_flow_info): Update.
12724 * stmt.c (expand_case): Do not call squeeze_notes.
12726 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12733 * c.opt (Wtype-limits): New.
12734 * doc/invoke.texi (Wtype-limits): Document it.
12735 (Wextra): Enabled by -Wextra.
12736 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12737 * c-common.c (shorten_compare): Warn with Wtype-limits.
12739 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12741 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12742 inlined function, not as a macro.
12743 (_mm_alignr_pi8): Ditto.
12744 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12745 (_mm_inserti_si64): Ditto.
12746 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12747 (_mm_extract_epi16): Ditto.
12748 (_mm_insert_epi16): Ditto.
12749 (_mm_shufflehi_epi16): Ditto.
12750 (_mm_shufflelo_epi16): Ditto.
12751 (_mm_shuffle_epi32): Ditto.
12752 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12753 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12755 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12757 (_m_to_float): Use C89 compatible assignment.
12759 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12762 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12764 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12767 * doc/invoke.texi (Wreturn-type): Complete description.
12768 (Wextra): Delete item about return-type warning.
12769 * c-decl.c: Delete redundant Wextra warning.
12771 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12774 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12775 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12776 inlined function, not as a macro.
12777 (_mm_prefetch): Ditto.
12778 (_m_pextrw): Ditto.
12779 (_mm_insert_pi16): Ditto.
12780 (_m_pinsrw): Ditto.
12781 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12782 (_m_pshufw): Ditto. Add const to __N argument.
12783 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12784 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12785 (_mm_slli_epi32): Ditto.
12786 (_mm_srli_si128): Implement as always inlined function, not as a
12787 macro. Add __inline to function declaration.
12788 (_mm_slli_si128): Ditto.
12790 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12792 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12793 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12795 (struct fenv): New structure.
12796 (FP_HANDLE_EXCEPTIONS): New define.
12797 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12798 (_FP_DECL_EXP): New define.
12799 (FP_INIT_ROUNDMODE): New define.
12800 (FP_ROUNDMODE): New define.
12802 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12804 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12805 (Wconversion): Update description.
12806 (Wconversion-sign): New.
12807 * c.opt (Wconversion-sign): New.
12808 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12809 means disabled for C++. Otherwise, take the status of Wconversion.
12810 * c-common.c (conversion_warning): Warn with either Wconversion or
12812 (warnings_for_convert_and_check): Conditions are already checked by
12813 conversion_warning.
12814 (convert_and_check): Don't check warnings if the conversion failed.
12816 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12817 Anatoly Sokolov <aesok@dol.ru>
12819 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12820 avr_epilogue_uses) : Add declaration.
12821 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12822 * config/avr/constraints.md (R): New constraint.
12823 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12824 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12825 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12826 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12827 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12828 call_prologue_saves, epilogue_restores, return_from_epilogue,
12829 return_from_main_epilogue, return_from_interrupt_epilogue,
12830 return_from_naked_epilogue, prologue, epilogue): New patterns.
12831 (jump): Handle symbol reference.
12832 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12833 avr_output_function_prologue, avr_output_function_epilogue): Remove
12835 (avr_init_machine_status, expand_prologue, expand_epilogue,
12836 avr_asm_function_end_prologue, avr_epilogue_uses,
12837 avr_asm_function_begin_epilogue): New functions.
12838 (prologue_size, epilogue_size, jump_tables_size): Remove global
12840 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12841 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12842 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12843 (avr_override_options): Initialise init_machine_status.
12844 (output_movhi): Handle all stack pointer loads.
12845 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12846 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12847 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12848 (EPILOGUE_USES) Redefine.
12849 (machine_function) Declare.
12851 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12853 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12854 Use a single return statement.
12856 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12858 PR middle-end/30250
12859 * builtins.c (do_mpfr_lgamma_r): New.
12860 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12861 * tree.h (CASE_FLT_FN_REENT): New.
12863 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12865 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12866 (output_die): Use 'unsigned long' with %x.
12867 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12868 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12869 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12871 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12873 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12878 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12879 true if function has no argument.
12881 2007-05-18 DJ Delorie <dj@redhat.com>
12883 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12884 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12886 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12888 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12889 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12890 count_trailing_zeros.
12891 (__i386__): Implement count_leading_zeros using __builtin_clz().
12892 Implement count_trailing_zeros usign __builtin_ctz().
12894 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12896 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12898 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12900 PR middle-end/31344
12901 * expr.c (emit_move_change_mode): Change mode of push operands here.
12903 2007-05-17 Ian Lance Taylor <iant@google.com>
12905 PR tree-optimization/31953
12906 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12907 Change all callers.
12908 (set_value_range_to_null): Call set_value_range_to_value.
12909 (extract_range_from_comparison): Likewise.
12911 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12913 * toplev.c (print_version): Output GMP/MPFR version info.
12915 * builtins.c (CASE_MATHFN_REENT): New macro.
12916 (mathfn_built_in): Use it.
12917 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12918 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12919 BUILT_IN_LGAMMAL_R): New.
12920 * doc/extend.texi: Document new builtins.
12922 PR middle-end/31796
12923 * builtins.c (do_mpfr_remquo): New.
12924 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12925 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12927 PR middle-end/30251
12928 * builtins.c (fold_builtin_1): Handle y0, y1.
12929 (fold_builtin_2): Handle yn.
12931 PR middle-end/30251
12932 * builtins.c (do_mpfr_bessel_n): New.
12933 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12934 (fold_builtin_2): Handle BUILT_IN_JN.
12936 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12939 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12940 TYPE_PRECISION (intmax_type_node).
12942 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12945 * reload.c (subst_reloads): Remove checking.
12947 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12949 PR rtl-optimization/31691
12950 * combine.c (simplify_set): Build a new src pattern instead of
12951 substituting its operands in the COMPARE case.
12953 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12955 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12956 (execute_vrp): Preserve loops through jump threading.
12957 * tree-ssa-threadupdate.c (thread_single_edge,
12958 dbds_continue_enumeration_p, determine_bb_domination_status,
12959 thread_through_loop_header): New functions.
12960 (create_edge_and_update_destination_phis,
12961 create_edge_and_update_destination_phis): Set loops for the new blocks.
12962 (prune_undesirable_thread_requests): Removed.
12963 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12965 (thread_block): Do not call prune_undesirable_thread_requests.
12967 (mark_threaded_blocks): Select edges to thread here.
12968 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12969 Thread edges through loop headers independently.
12970 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12971 * tree-pass.h (TODO_mark_first_instance): New.
12972 (first_pass_instance): Declare.
12973 * cfghooks.c (duplicate_block): Put the block to the original loop
12974 if copy is not specified.
12975 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12976 jump threading. Pass may_peel_loop_headers to
12977 thread_through_all_blocks according to first_pass_instance.
12978 * cfgloop.h (create_preheader): Declare.
12979 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12980 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12981 * passes.c (first_pass_instance): New variable.
12982 (next_pass_1): Set TODO_mark_first_instance.
12983 (execute_todo): Set first_pass_instance.
12985 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12987 PR tree-optimization/24659
12988 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12989 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12990 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12991 OTI_vec_pack_ufix_trunc.
12992 (vec_unpacks_float_hi_optab): Define new macro.
12993 (vec_unpacks_float_lo_optab): Ditto.
12994 (vec_unpacku_float_hi_optab): Ditto.
12995 (vec_unpacku_float_lo_optab): Ditto.
12996 (vec_pack_sfix_trunc_optab): Ditto.
12997 (vec_pack_ufix_trunc_optab): Ditto.
12998 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12999 and vec_pack_[s|u]fix_trunc_optab using
13000 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13001 * tree-vectorizer.c (supportable_widening_operation): Handle
13002 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13003 (supportable_narrowing_operation): New function.
13004 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13005 * tree-vect-transform.c (vectorizable_conversion): Handle
13006 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13007 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13008 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13009 to check for target support.
13010 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13011 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13012 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13013 for VEC_PACK_FIX_TRUNC_EXPR.
13014 (expand_binop): Special case mode of the result for
13015 vec_pack_[u|s]fix_trunc_optab.
13016 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13017 vec_pack_[u|s]fix_trunc_optab.
13019 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13020 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13021 * tree-pretty-print.c (dump_generic_node): Handle
13022 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13023 VEC_PACK_FIX_TRUNC_EXPR.
13025 * expr.c (expand_expr_real_1): Ditto.
13026 * tree-inline.c (estimate_num_insns_1): Ditto.
13027 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13029 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13030 (vec_unpacks_float_lo_v8hi): Ditto.
13031 (vec_unpacku_float_hi_v8hi): Ditto.
13032 (vec_unpacku_float_lo_v8hi): Ditto.
13033 (vec_unpacks_float_hi_v4si): Ditto.
13034 (vec_unpacks_float_lo_v4si): Ditto.
13035 (vec_pack_sfix_trunc_v2df): Ditto.
13037 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13039 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13040 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13041 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13042 [vec_pack_ufix_trunc]: Ditto.
13043 [vec_unpacks_float_hi]: Ditto.
13044 [vec_unpacks_float_lo]: Ditto.
13045 [vec_unpacku_float_hi]: Ditto.
13046 [vec_unpacku_float_lo]: Ditto.
13048 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13050 * soft-fp/README: Update for new files.
13051 * soft-fp/floattisf.c: New file.
13052 * soft-fp/floattidf.c: New file.
13053 * soft-fp/floattitf.c: New file.
13054 * soft-fp/floatuntisf.c: New file.
13055 * soft-fp/floatuntidf.c: New file.
13056 * soft-fp/floatuntitf.c: New file.
13057 * soft-fp/fixsfti.c: New file.
13058 * soft-fp/fixdfti.c: New file.
13059 * soft-fp/fixtfti.c: New file.
13060 * soft-fp/fixunssfti.c: New file.
13061 * soft-fp/fixunsdfti.c: New file.
13062 * soft-fp/fixunstfti.c: New file.
13063 * soft-fp/extendxftf.c: New file.
13064 * soft-fp/trunctfxf.c: New file.
13066 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13067 (__trunctfxf2): Ditto.
13069 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13070 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13071 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13072 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13073 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13074 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13076 * config/i386/t-fprules-softfp64: New file.
13077 * config/i386/sfp-machine.h: New file.
13078 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13079 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13080 and soft-fp/t-softfp to tmake_file.
13081 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13082 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13084 * config/i386/t-linux64 (softfp_wrap_start): New.
13085 (softfp_wrap_end): New.
13086 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13087 supported for TARGET_64BIT.
13089 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13091 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13092 c_common_unsigned_type behavior.
13094 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13096 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13099 2007-05-16 Eric Christopher <echristo@apple.com>
13101 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13102 saving after stack push. Set sp_offset whenever we push.
13103 (rs6000_emit_epilogue): Move altivec register restore before
13106 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13108 * configure.ac: Allow sysroots to be relocated under $prefix as
13109 well as $exec_prefix.
13110 * configure: Regenerate.
13112 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13116 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13118 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13119 (gcc_tooldir): Likewise.
13120 * configure: Regenerate.
13121 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13122 old configure.ac gcc_tooldir setting.
13123 (prefix_to_exec_prefix): New variable.
13124 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13125 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13127 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13129 * c-typeck.c (build_binary_op): Return early for error.
13131 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13133 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13134 struct nb_iter_bound.
13135 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13136 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13137 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13138 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13139 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13140 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13141 (del_scev_info): Use ggc_free.
13142 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13143 * loop-init.c: Include ggc.h.
13144 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13145 (loop_optimizer_finalize): Use ggc_free.
13146 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13147 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13148 pass_iv_optimize): Add TODO_ggc_collect.
13149 * function.h (struct function): Remove skip marker from
13151 * cfgloop.c: Include ggc.h.
13152 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13154 (establish_preds): Vector superloops is gc allocated.
13155 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13157 (flow_loops_find): Vector larray is gc allocated.
13158 (loop_exit_free): Use ggc_free.
13159 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13160 that head of exits list is now not a part of struct loop.
13161 (record_loop_exits): Allocate exits table in gc memory.
13162 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13163 that head of exits list is now not a part of struct loop.
13164 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13165 struct loop_exit): Add GTY marker.
13166 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13167 Add skip marker to aux field. Make head of exits list a separate
13169 (struct loops): Add GTY marker. Make larray vector gc allocated.
13170 Add param marker to exits table.
13171 (get_loops): Type changed.
13172 * Makefile.in (tree-scalar-evolution.o): Add
13173 gt-tree-scalar-evolution.h dependency.
13174 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13175 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13176 * basic-block.h (struct basic_block_def): Remove skip marker from
13179 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13181 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13182 of 0 in the call to expand_expr().
13183 (expand_builtin_mathfn_3): Ditto.
13184 (expand_builtin_interclass_mathfn): Ditto.
13185 (expand_builtin_cexpi): Ditto.
13186 (expand_builtin_int_roundingfn): Ditto.
13187 (expand_builtin_int_roundingfn_2): Ditto.
13188 (expand_builtin_pow): Ditto.
13189 (expand_builtin_powi): Ditto.
13190 (expand_builtin_bswap): Ditto.
13191 (expand_builtin_unop): Ditto.
13192 (expand_builtin_fabs): Ditto.
13193 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13194 the call to expand_expr().
13195 (expand_builtin_sync_operation): Ditto.
13196 (expand_builtin_compare_and_swap): Ditto.
13197 (expand_builtin_lock_test_and_set): Ditto.
13198 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13199 instead of 0 in the call to expand_expr().
13200 (expand_builtin_extract_return_addr): Ditto.
13201 (expand_builtin_eh_return): Ditto.
13202 (expand_eh_return): Ditto.
13203 * explow.c (expr_size): Ditto.
13204 * expr.c (optimize_bitfield_assignment_op): Ditto.
13205 (expand_assignement): Ditto.
13206 (store_expr): Ditto.
13207 (store_field): Ditto.
13208 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13209 the call to expand_expr().
13210 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13211 in the call to expand_expr().
13212 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13213 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13214 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13216 * optabs.c (expand_vec_shift_expr): Ditto.
13217 (expand_vec_cond_expr): Ditto.
13218 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13219 call to expand_expr().
13220 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13221 in the call to expand_expr().
13223 2007-05-14 Dave Korn <dave.korn@artimi.com>
13225 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13227 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13229 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13230 instead of c_common_unsigned_type.
13231 (c_common_unsigned_type): Remove.
13232 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13233 c_common_unsigned_type.
13234 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13235 c_common_unsigned_type.
13236 * c-common.h (c_common_unsigned_type): Remove.
13237 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13238 c_common_unsigned_type.
13239 * c-format.c (check_format_types): Use unsigned_type_for instead of
13240 c_common_unsigned_type.
13241 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13242 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13243 of c_common_unsigned_type.
13244 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13245 lang_hooks.types.unsigned_type.
13246 * expmed.c (make_tree): Use unsigned_type_for instead of
13247 lang_hooks.types.unsigned_type.
13248 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13249 lang_hooks.types.unsigned_type.
13250 (build_range_check): Likewise.
13251 (fold_unary): Likewise.
13252 (fold_binary): Likewise.
13253 (fold_ternary): Likewise.
13254 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13255 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13256 * tree.c (get_unsigned_type): New.
13257 (unsigned_type_for): Use get_unsigned_type instead of
13258 lang_hooks.types.unsigned_type.
13260 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13262 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13263 to m68k_get_function_kind. Update its prototype.
13264 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13266 (m68k_interrupt_function_p): Return enum m68k_function_type
13267 instead of bool. Rename to m68k_get_function_kind.
13268 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13269 target is not fido.
13270 (m68k_compute_frame_layout): Don't mark any register for save
13271 if an interrupt_thread attribute is specified.
13272 (m68k_hard_regno_rename_ok): Update a use of
13273 m68k_interrupt_function_p.
13274 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13275 m68k_interrupt_function_p.
13276 (m68k_function_type): New.
13277 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13278 for a function with an interrupt_thread attribute.
13279 * doc/extend.texi: Document the interrupt_thread attribute.
13281 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13283 Fix PR tree-optimization/31911
13284 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13285 if they didn't change the expression.
13287 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13289 * tree-scalar-evolution.c (resolve_mixers): Exported.
13290 * tree-scalar-evolution.h (resolve_mixers): Declare.
13291 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13292 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13293 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13294 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13295 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13296 strip_conversion, analyze_offset_expr, address_analysis,
13297 object_analysis, analyze_offset): Removed.
13298 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13299 split_constant_offset, canonicalize_base_object_address,
13300 object_address_invariant_in_loop_p, disjoint_objects_p,
13301 dr_may_alias_p, dr_address_invariant_p): New functions.
13302 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13303 and dr_analyze_alias.
13304 (initialize_data_dependence_relation): Use dr_may_alias_p
13305 and object_address_invariant_in_loop_p.
13306 (compute_self_dependence): Handle the case when
13307 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13308 (find_data_references_in_stmt): Restrict the analysis of data
13309 references to the given loop nest.
13310 (find_data_references_in_loop): Made static. Pass loop nest to
13311 find_data_references_in_stmt.
13312 (compute_data_dependences_for_loop): Use DR_VOPS.
13313 (free_data_ref): Free DR_VOPS.
13314 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13315 (struct innermost_loop_behavior): ... new.
13316 (struct base_object_info): Replaced by ...
13317 (struct indices): ... new.
13318 (struct dr_alias): New.
13319 (enum data_ref_type): Removed.
13320 (struct data_reference): Consist of struct innermost_loop_behavior,
13321 struct indices and struct dr_alias.
13322 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13323 (DR_MEMTAG): Renamed to ...
13324 (DR_SYMBOL_TAG): ... this.
13325 (find_data_references_in_loop): Declaration removed.
13326 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13327 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13328 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13329 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13331 2007-05-13 Revital Eres <eres@il.ibm.com>
13333 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13334 which walks virtual def-use chains to find redundant stores.
13335 (dse_optimize_stmt): Call it.
13337 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13339 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13340 * passes.c (init_optimization_passes): Move pass_jump_bypass
13343 * basic-block.h (bb_has_eh_pred): Fix style issue.
13345 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13347 PR rtl-optimization/31848
13348 * loop-invariant.c (move_invariant_reg): If we move an insn
13349 with a REG_EQUAL note, and that insn is not always executed,
13350 remove the REG_EQUAL note.
13352 2007-05-12 Richard Guenther <rguenther@suse.de>
13354 PR tree-optimization/31797
13355 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13356 propagate into a stmt that has volatile ops.
13358 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13360 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13361 (gcc_tooldir): Likewise.
13362 * configure: Regenerate.
13363 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13364 old configure.ac gcc_tooldir setting.
13365 (prefix_to_exec_prefix): New variable.
13366 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13367 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13369 2007-05-11 Silvius Rus <rus@google.com>
13371 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13372 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13373 * c-common.h (strict_aliasing_warning): Change return type.
13374 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13375 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13376 (build_c_cast): Condition call to strict_aliasing_warning.
13377 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13378 * flags.h (set_Wstrict_aliasing): Declare.
13379 * opts.c (set_Wstrict_alising): Define, add call to.
13380 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13381 * tree-ssa-alias-warnings.c: New file.
13382 * tree-ssa-alias.c (compute_may_aliases): Add call to
13383 strict_aliasing_warning_backend.
13385 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13387 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13388 Use loop_depth and loop_outer accessor functions.
13389 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13390 determine_invariantness_stmt, move_computations_stmt): Ditto.
13391 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13392 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13393 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13394 * tree-scalar-evolution.c (interpret_loop_phi,
13395 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13396 instantiate_parameters_1, scev_const_prop): Ditto.
13397 * cfghooks.c (make_forwarder_block): Ditto.
13398 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13399 * modulo-sched.c (loop_canon_p): Ditto.
13400 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13401 slpeel_can_duplicate_loop_p): Ditto.
13402 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13403 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13404 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13405 cancel_loop, verify_loop_structure): Ditto.
13406 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13407 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13408 superloops vector instead of "pred" array.
13409 (establish_preds): Take father loop as an argument. Initialize the
13411 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13412 Do not initialize loop->outer.
13413 (flow_loop_tree_node_remove): Truncate the superloops vector.
13414 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13415 "pred" merged to "superloops" vector.
13416 (loop_depth, loop_outer): New.
13417 (fel_init): Use loop_outer.
13419 2007-05-11 Jan Hubicka <jh@suse.cz>
13421 * cgraphunit.c: Include gt-cgraphunit.h
13422 (static_ctors, static_dtors): New static vars.
13423 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13424 based on implementation in c-common.c
13425 (cgraph_finalize_function): Call record_cdtor_fn.
13426 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13427 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13428 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13429 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13430 build_cdtor, c_build_cdtor_fns): Remove.
13431 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13432 c_build_cdtor_fns): Remove prototype.
13434 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13437 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13438 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13439 * builtins.c (fold_builtin_memchr): New.
13440 (expand_builtin_memchr): Call the latter.
13441 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13442 * doc/extend.texi ([Other built-in functions provided by GCC]):
13445 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13447 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13448 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13449 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13450 PFPO_OP1_TYPE_SHIFT): Constants added.
13451 (DFP_ALL): Mode macro defined.
13452 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13453 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13454 Insn definitions added.
13455 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13456 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13459 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13461 PR tree-optimization/31885
13462 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13463 NULL_TREE to be undetermined.
13464 (automatically_generated_chrec_p): Return false for NULL.
13466 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13468 * config/bfin/bfin.h (MOVE_RATIO): Define.
13470 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13472 * config.gcc (sparc-wrs-vxworks): New target.
13473 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13474 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13475 * config/sparc/sparc.h: Include vxworks-dummy.h.
13476 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13477 include LABEL_REFs too.
13478 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13479 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13481 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13483 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13484 (sparc_emit_call_insn): New function.
13485 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13486 functions when generating VxWorks PIC.
13487 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13488 (call, call_value): Use sparc_emit_call_insn instead of
13491 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13493 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13495 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13497 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13498 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13499 split_double instead of operand_subword.
13501 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13503 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13504 * config/bfin/bfin.c (bfin_local_alignment): New function.
13505 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13507 2007-05-08 Chao-ying Fu <fu@mips.com>
13509 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13510 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13511 (smsub_widen_optab, umsub_widen_optab): Define.
13512 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13514 * genopinit.c (optabs): Fill in smsub_widen_optab and
13516 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13517 and umsub_widen_optab to implement multiply-subtract sequences.
13518 * config/mips/mips.md (*msac<u>_di): Rename to...
13519 (<u>msubsidi4): ...this. Extend condition to include
13520 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13521 of operand 0 to "ka" and use the three-operand form of msub<u>
13523 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13526 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13528 PR rtl-optimization/28011
13529 * reload.c (push_reload): Set dont_share if IN appears in OUT
13530 also when IN is a PLUS rtx.
13531 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13534 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13536 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13537 call unshare_all_decls.
13538 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13539 (unshare_all_decls): Remove.
13541 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13544 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13547 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13548 Nigel Stephens <nigel@mips.com>
13550 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13551 Update comments and all uses.
13552 (MIN_FPRS_PER_FMT): Define.
13553 * config/mips/mips.c (function_arg): Fix to correctly handle
13554 the -mips32r2 -mfp64 -mabi=32 case.
13555 (override_options): Enable use of odd-numbered registers for
13556 SFmode values on MIPS32.
13557 (mips_save_reg_p): Save whole floating-point register pair if
13558 either half is used.
13559 (compute_frame_size): Fix comment.
13561 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13563 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13564 argument of type bool.
13565 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13566 argument. Safely select temporary P register according to it.
13567 (do_link): Change call site of add_to_reg accordingly.
13568 (do_unlink): Add epilogue_p as a fourth argument and pass it
13570 (expand_interrupt_handler_epilogue): Change call of do_unlink
13572 (bfin_expand_prologue): Add a third argument sibcall_p.
13573 * config/bfin/bfin.md (epilogue): Change call of
13574 bfin_expand_epilogue accordingly.
13575 (sibcall_epilogue): Likewise.
13576 (eh_return_internal): Likewise.
13578 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13579 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13580 * config/bfin/bfin.c (bfin_handle_option): Handle
13581 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13582 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13583 Support bf534, bf536 and bf561.
13584 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13586 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13589 * config/i386/i386.c (ix86_function_regparm): Process local
13590 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13592 2007-05-07 Mike Stump <mrs@apple.com>
13594 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13595 also checks for and while statements in C++.
13597 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13599 * gcc.c (at_file_supplied): New variable.
13600 (main): Set it if we expanded argv.
13601 (do_spec_1): Pass an @-file to the linker if we were called with
13602 an @-file argument and HAVE_GNU_LD.
13603 * collect2.c (at_file_supplied): New variable.
13604 (response_file): New variable.
13605 (collect_exit): Unlink response_file if necessary.
13606 (handler): Likewise.
13607 (do_wait): Likewise.
13608 (main): Set at_file_supplied if we expanded argv.
13609 (collect_execute): Pass an @-file to subprocesses if we were called
13610 with an @-file argument.
13611 * configure.ac: Add define for HAVE_GNU_LD.
13612 * configure: Regenerate.
13613 * config.in: Regenerate.
13615 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13617 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13618 operand to HI mode.
13623 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13625 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13626 (TARGET_ENCODE_SECTION_INFO): Re-define.
13627 (m32c_encode_section_info): New
13628 (function_vector_handler): New
13629 (current_function_special_page_vector): New
13630 (m32c_special_page_vector_p): New.
13631 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13633 * config/m32c/jump.md: Added instruction JSRS for functions
13634 with attribute "function_vector".
13635 * doc/extend.texi (function_vector): Added description
13636 for M16C, M32C targets.
13638 2007-05-07 DJ Delorie <dj@redhat.com>
13641 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13642 ashrpsi3, lshrpsi3): Update shift count constraint.
13644 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13645 Nathan Froyd <froydnj@codesourcery.com>
13648 * c-incpath.c (add_path): Strip trailing path separators.
13650 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13652 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13653 Free dominance info before purging EH edges.
13654 (eliminate_degenerate_phis): Likewise.
13655 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13657 2007-05-07 Jan Hubicka <jh@suse.cz>
13659 * gimplify.c (gimplify_expr): Do not crash when folding
13660 (void *)(int)&a + 4.
13662 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13665 * c-opts.c (lang_fortran): Make it non static.
13666 * c-common.h (lang_fortran): New prototype.
13667 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13668 -lang-fortran option was passed by the driver.
13670 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13672 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13673 of ASSERT_CHECKING. Tweak message.
13675 2007-05-06 Revital Eres <eres@il.ibm.com>
13678 * loop-unroll.c (insert_var_expansion_initialization):
13679 Initialize the expansions with -zero instead of +zero.
13681 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13683 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13684 into pic and non-pic versions. Mark r19 as used for
13685 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13686 for tgd_load, tld_load and tie_load .
13687 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13688 version of tgd_load, tld_load and tie_load depending on the
13691 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13692 Jakub Jelinek <jakub@redhat.com>
13694 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13695 (__do_global_dtors_aux): Use more paranoid loop to run
13696 destructors if HIDDEN_DTOR_LIST_END.
13697 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13699 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13701 * varasm.c (align_variable): Don't increase alignment for
13702 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13703 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13705 2007-05-04 Josh Conner <jconner@apple.com>
13707 * basic-block.h (cdi_direction): Assign values to all enumeration
13709 (dom_computed): Remove.
13710 (dom_info_state): New.
13711 (set_dom_info_availability): New.
13712 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13713 walk_data.dom_direction.
13714 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13715 instead of dom_computed[].
13716 (split_edge): Likewise.
13717 (create_basic_block): Likewise.
13718 (merge_blocks): Likewise.
13719 * ifcvt.c (find_if_header): Likewise.
13720 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13721 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13722 * tree-ssa.c (verify_ssa): Likewise.
13723 * tree-cfg.c (tree_verify_flow_info): Likewise.
13724 (remove_edge_and_dominated_blocks): Likewise.
13725 * dominance.c (dom_computed): Make static.
13726 (calc_dfs_tree_nonrec): Change third param to a bool.
13727 (calc_dfs_tree): Change second param to a bool.
13728 (calc_idioms): Change second param to a bool. Use
13729 dom_convert_dir_to_idx.
13730 (init_dom_info): Validate dir before using.
13731 (dom_convert_dir_to_idx): New.
13732 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13733 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13734 (free_dominance_info): Use dom_convert_dir_to_idx.
13735 (get_immediate_dominator): Likewise.
13736 (set_immediate_dominator): Likewise.
13737 (get_dominated_by): Likewise.
13738 (redirect_immediate_dominators): Likewise.
13739 (nearest_common_denominator): Likewise.
13740 (dominated_by_p): Likewise.
13741 (bb_dom_dfs_in): Likewise.
13742 (bb_dom_dfs_out): Likewise.
13743 (recount_dominator): Likewise.
13744 (iterate_fix_dominators): Likewise.
13745 (add_to_dominance_info): Likewise.
13746 (delete_from_dominance_info): Likewise.
13747 (first_dom_son): Likewise.
13748 (next_dom_son): Likewise.
13749 (dom_info_available_p): Likewise.
13750 (dom_info_state): New.
13751 (set_dom_info_availability): New.
13753 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13755 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13757 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13759 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13761 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13762 (subdi3, subdi_carry): Delete.
13764 2007-05-04 Jan Hubicka <jh@suse.cz>
13765 Richard Guenther <rguenther@suse.de>
13767 * opts.c (decode_options): Do not fiddle with inlining
13768 parameters in case of optimizing for size.
13769 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13770 for size do nothing.
13771 (cgraph_decide_inlining_of_small_function): When optimizing for
13772 size never inline functions increasing caller size.
13773 (cgraph_early_inlining): Inline for size when optimizing for size.
13775 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13777 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13778 logical operations piecewise.
13779 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13780 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13781 subdi_sesidi_di): Delete.
13782 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13783 the generated sequence. Allow three-reg add in constraints. Rewrite
13784 the rtl expression for carry to avoid zero_extend of a constant.
13785 (sub_with_carry): New pattern.
13786 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13787 different sequence not involving jumps.
13788 (notbi): Now a named pattern.
13790 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13792 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13793 Add the note about a significant loss of accuracy of some
13794 mathematical routines when these options are used.
13796 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13798 * haifa-sched.c (rtx_vec_t): New typedef.
13799 (contributes_to_priority_p): Extract piece of priority () into new
13801 (priority): Use the function. Add assertion.
13802 (rank_for_schedule, set_priorities): Add assertion to check that
13803 insn's priority is initialized.
13804 (clear_priorities, calc_priorities): Change signature. Make it update
13805 all relevant insns. Update all callers ('add_to_speculative_block ()'
13806 and 'create_block_check_twin ()').
13807 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13808 Add new field 'priority_status'.
13809 (INSN_PRIORITY_STATUS): New macro.
13810 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13812 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13814 * sched-ebb.c (debug_ebb_dependencies): New static function.
13815 (init_ready_list): Use it.
13817 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13818 with changed signature and 'debug_rgn_dependencies ()'.
13819 (debug_rgn_dependencies): New static function.
13820 (init_ready_list): Use it.
13822 * sched-int.h (debug_dependencies): Declare.
13824 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13826 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13828 2007-05-04 Dirk Mueller <dmueller@suse.de>
13830 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13832 2007-05-03 Jan Hubicka <jh@suse.cz>
13834 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13835 ((T1)X op (T1)Y), for pointer type in more cases than before.
13837 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13839 * tree-object-size.c (plus_expr_object_size): When operand size is
13840 unknown, return unknown.
13842 2007-05-03 Dirk Mueller <dmueller@suse.de>
13844 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13846 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13849 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13851 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13853 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13855 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13857 * config/soft-fp/double.h, config/soft-fp/extended.h,
13858 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13859 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13860 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13861 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13864 2007-05-03 Ian Lance Taylor <iant@google.com>
13866 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13867 MASK_PPC_GFXOPT for 8540 or 8548.
13869 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13871 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13872 vect_print_dump_info() to output debug information.
13874 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13877 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13878 operands of size 2 when operand is not MEM_P.
13880 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13882 PR tree-optimization/30565
13883 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13885 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13887 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13888 (umulsi3_highpart): Use them.
13889 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13890 for final accumulator to D regisster tranfser.
13892 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13894 PR tree-optimization/31699
13895 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13897 (vect_enhance_data_refs_alignment): Compute peel amount using
13898 TYPE_VECTOR_SUBPARTS instead of vf.
13899 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13901 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13904 * system.h: Remove inclusion of double-int.h
13905 * tree.h: Include double-int.h
13906 * gengtype.c: Likewise
13907 * cfgloop.h: Likewise
13908 * Makefile.in: Adjust dependencies on double-int.h
13910 2007-05-02 Eric Christopher <echristo@apple.com>
13912 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13913 -shared to -Zdynamiclib.
13915 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13918 * c-common.c (strip_pointer_or_array_types): New function.
13919 * c-common.h (strip_pointer_or_array_types): New function declaration.
13921 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13923 PR tree-optimization/31771
13924 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13926 2007-05-02 Paul Brook <paul@codesourcery.com>
13928 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13930 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13932 PR middle-end/29715
13933 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13936 2007-05-02 Nick Clifton <nickc@redhat.com>
13938 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13940 2007-05-02 Richard Guenther <rguenther@suse.de>
13942 PR tree-optimization/31146
13943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13944 argument, single_use_p. If we have a single use that is
13945 a conversion to the definition rhs type, propagate that rhs.
13946 (forward_propagate_addr_expr): Pass single_use_p argument
13947 to forward_propagate_addr_expr_1.
13949 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13951 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13954 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13956 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13957 'AMD Family 10 core'.
13959 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13961 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13962 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13963 with SSE3 instruction set support.
13964 * doc/invoke.texi: Likewise.
13966 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13968 * config/i386/i386.c (override_options): Tuning 32-byte loop
13969 alignment for amdfam10 architecture. Increasing the max loop
13970 alignment to 24 bytes.
13972 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13974 * config/m68k/constraints.md: New.
13975 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13976 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13977 EXTRA_CONSTRAINT): Remove.
13978 * config/m68k/m68k.md: Include constraints.md.
13979 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13981 2007-05-01 Ian Lance Taylor <iant@google.com>
13983 PR tree-optimization/31739
13984 * tree-vrp.c (vrp_val_is_max): New static function.
13985 (vrp_val_is_min): New static function.
13986 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13988 (set_value_range): Use vrp_val_is_{max,min}.
13989 (extract_range_from_assert): Likewise.
13990 (extract_range_from_binary_expr): Likewise.
13991 (extract_range_from_unary_expr): Likewise.
13992 (dump_value_range, vrp_meet): Likewise.
13993 (vrp_visit_phi_node): Likewise.
13994 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13996 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13998 * config/i386/gmon-sol2.c (size_t): New type.
13999 (intptr_t): Likewise.
14000 (s_textsize): Declare as size_t.
14002 (monstartup): Use size_t for sizes.
14003 (_mcount): Save and restore registers.
14004 (internal_mcount): Pass 0 as the first argument to monstartup
14006 (moncontrol): Convert pointer to appropriately sized integer
14007 before passing to profil.
14009 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14011 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14012 __NO_FPRS__, not just if _SOFT_DOUBLE.
14013 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14014 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14015 also for E500 double.
14016 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14017 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14020 2007-05-01 Richard Guenther <rguenther@suse.de>
14022 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14025 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14027 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14029 2007-05-01 Jan Hubicka <jh@suse.cz>
14031 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14034 2007-05-01 Jan Hubicka <jh@suse.cz>
14036 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14037 (maybe_fold_offset_to_reference): Declare.
14038 * fold-const.c (fold_unary): Do not fold
14039 (type *)&A into &A->field_of_type_and_offset_0
14040 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14041 size is unknown, give up.
14042 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14044 (maybe_fold_offset_to_reference): New.
14045 (maybe_fold_stmt_indirect): Use it.
14046 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14047 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14049 (gimplify_expr): Likewise for plus_expr.
14051 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14053 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14054 bsi_after_labels. Always insert statements before bsi.
14055 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14056 * predict.c (apply_return_prediction): Check for empty blocks.
14057 * cfgexpand.c (lab_rtx_for_bb): New variable.
14058 (label_rtx_for_bb): Do not create new tree labels.
14059 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14060 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14061 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14063 (label_for_bb): Add field used.
14064 (update_eh_label, main_block_label): Mark the label used.
14065 (cleanup_dead_labels): Remove unused labels.
14067 2007-05-01 Richard Guenther <rguenther@suse.de>
14069 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14070 if it is not about to be set.
14071 (get_value_range): Do not pre-allocate equiv bitmap.
14072 (update_value_range): No need to clear equiv field.
14073 (add_equivalence): Change prototype to get bitmap pointer.
14074 Allocate bitmap here if it is not already.
14075 (extract_range_from_assert): Do not allocate bitmap here.
14076 Update callers to add_equivalence.
14077 (extract_range_from_ssa_name): Likewise.
14078 (get_vr_for_comparison): New static helper.
14079 (compare_name_with_value): Handle NULL equiv bitmap by
14080 peeling the first iteration of the comparison loop.
14081 Use get_vr_for_comparison.
14082 (compare_names): Handle NULL equiv bitmaps by using fake
14083 ones. Use get_vr_for_comparison.
14085 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14087 * double-int.c (mpz_set_double_int): Moved from
14088 tree-ssa-loop-niter.c.
14089 (mpz_get_double_int): Likewise; also, add option to wrap
14090 out-of-range integers.
14091 * double-int.h: New prototypes for above.
14092 * tree.c (get_static_type_bounds): Moved from
14093 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14094 TYPE_MAX_VALUE if they exist..
14095 * tree.h: New prototype for above.
14096 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14097 get_type_bounds calls.
14098 (mpz_set_double_int): Move to double-int.c.
14099 (get_type_bounds): Move to tree.c, rename to
14100 get_static_type_bounds.
14101 (mpz_to_double_int): Move to double-int.c, rename to
14102 mpz_get_double_int.
14104 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14106 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14107 DIV0 exception can fall through to a normal return.
14109 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14111 PR middle-end/22156
14112 Temporarily revert:
14113 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14114 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14115 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14116 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14117 initialize align to silence bogus warning.
14118 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14119 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14121 (struct sra_walk_fns): Remove use_all parameter from use.
14122 (sra_hash_tree): Handle BIT_FIELD_REFs.
14123 (sra_elt_hash): Don't hash bitfld blocks.
14124 (sra_elt_eq): Skip them in parent compares as well. Handle
14126 (sra_walk_expr): Don't maintain or pass down use_all_p.
14127 (scan_use): Remove use_all parameter.
14128 (scalarize_use): Likewise. Re-expand assignment to
14129 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14130 output, and re-scalarize after output. Don't mark anything
14132 (scalarize_ldst): Adjust.
14133 (scalarize_walk_gimple_modify_statement): Likewise.
14134 (build_element_name_1): Handle BIT_FIELD_REFs.
14135 (instantiate_element): Don't warn for any element whose parent
14136 is used as a whole.
14137 (instantiate_missing_elements_1): Return the sra_elt.
14138 (canon_type_for_field): New.
14139 (try_instantiate_multiple_fields): New.
14140 (instantiate_missing_elemnts): Use them.
14141 (mark_no_warning): Removed.
14142 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14143 (REPLDUP, sra_build_elt_assignment): New.
14144 (generate_copy_inout): Use them.
14145 (generate_element_copy): Likewise. Handle bitfld differences.
14146 (generate_element_zero): Don't recurse for blocks. Use
14147 sra_build_elt_assignment.
14148 (generate_one_element_int): Take elt instead of var. Use
14149 sra_build_elt_assignment.
14150 (generate_element_init_1): Adjust.
14151 (scalarize_use, scalarize_copy): Use REPLDUP.
14152 (scalarize_ldst): Move assert before dereference.
14153 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14155 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14158 * tree.c (reconstruct_complex_type): Reconstruct a reference
14160 Also use the same mode for the pointer as the old pointer type.
14162 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14164 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14167 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14169 PR rtl-optimization/31676
14170 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14171 (df_refs_record): Call it.
14173 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14175 * rtl.def (SS_ABS): New code.
14176 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14177 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14178 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14179 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14180 (bfin_init_builtins): Define them.
14181 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14182 (bfin_expand_builtin): ... and handle the others here.
14183 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14184 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14185 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14186 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14187 operand is only HImode.
14189 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14191 * regclass.c (scan_one_insn): Remove splitting of
14194 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14195 Nigel Stephens <nigel@mips.com>
14197 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14199 2007-04-28 Jan Hubicka <jh@suse.cz>
14201 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14202 insn_locators_alloc instead of insn_locators_initialize;
14203 call reset_block_changes.
14204 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14205 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14206 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14207 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14208 * config/score/score.c (th_output_mi_thunk): Likewise.
14209 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14210 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14211 tolerate uninitialized locator info.
14214 * function.c (init_function_start): Don't init line number info.
14215 (expand_function_end): Update.
14216 (reset_block_changes, record_block_change, finalize_block_changes,
14217 check_block_change, free_block_changes): Kill.
14218 * function.h (reset_block_changes, record_block_change,
14219 finalize_block_changes, check_block_change, free_block_changes):
14221 (struct function): Remove ib_boundaries_block.
14222 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14223 Use curr_insn_locator to initialize locator.
14224 (emit_line_note): Remove.
14225 * cfgexpand.c (expand_gimple_cond_expr): Update.
14226 (construct_exit_block): Likewise.
14227 (tree_expand_cfg): Initialize/finalize locators.
14228 * expr.c (expand_expr_real): Update.
14229 * cfglayout.c (line_locators_locs, line_locators_lines,
14230 file_locators_locs, file_locators_files): Remove.
14231 (set_block_levels): Move to cfgexpand.c.
14232 (insn_locators_initialize): Remove.
14233 (pass_insn_locators_initialize): Remove.
14234 (locations_locators_locs, locations_locators_vals): New static vars.
14235 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14237 (insn_locators_alloc, insn_locators_finalize,
14238 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14240 (locator_location): New.
14241 (locator_line, locator_file): Rewrite.
14242 * rtl.h (emit_line_note): Kill.
14243 (insn_locators_alloc, insn_locators_finalize,
14244 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14246 * tree-inline.c (initialize_cfun): Do not initialize
14247 ib_boundaries_block.
14248 * passes.c (pass_insn_locators_initialize): Remove.
14250 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14252 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14253 info. Update last_basic_block correctly.
14255 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14258 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14259 register itself to hold the offset constant. Tell flow the use
14260 of r4 and r5 when they are used.
14262 2007-04-27 Richard Guenther <rguenther@suse.de>
14264 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14265 if we simplified anything.
14266 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14267 warnings until we did a simplification and the stmt was not
14268 marked as TREE_NO_WARNING.
14270 2007-04-27 Mike Stump <mrs@apple.com>
14272 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14274 2007-04-27 Ian Lance Taylor <iant@google.com>
14276 PR middle-end/31710
14277 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14278 TYPE_MAX_VALUE exist, convert them to the new type.
14280 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14282 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14283 if it claims to be available.
14284 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14285 edge is redirected.
14286 (perform_tree_ssa_dce): Always free postdominators.
14288 2007-04-27 Richard Henderson <rth@redhat.com>
14290 * config/alpha/predicates.md (aligned_memory_operand): Mark
14291 as define_special_predicate.
14292 (unaligned_memory_operand, normal_memory_operand): Likewise.
14293 (reg_or_unaligned_mem_operand): Remove.
14294 (any_memory_operand): Match the documentation and check for
14295 non-renumbered pseudos during reload.
14296 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14297 alpha_secondary_reload_class, update to new interface, make static.
14298 Handle CQImode like HImode. Remove FP subreg check.
14299 (alpha_expand_mov): Use replace_equiv_address.
14300 (alpha_expand_mov_nobwx): Use any_memory_operand.
14301 (TARGET_SECONDARY_RELOAD): New.
14302 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14303 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14304 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14305 * config/alpha/alpha.md: ... here.
14306 (RELOAD12, reloadmode): New.
14308 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14309 Don't handle the aligned case here.
14310 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14311 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14312 reload_inhi_help. Don't expect a scratch register.
14313 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14315 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14317 2007-04-27 Richard Guenther <rguenther@suse.de>
14319 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14321 2007-04-27 Richard Guenther <rguenther@suse.de>
14323 PR tree-optimization/30965
14324 PR tree-optimization/30978
14325 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14326 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14327 (find_equivalent_equality_comparison): Likewise.
14328 (simplify_cond): Likewise.
14329 (get_prop_source_stmt): New helper.
14330 (get_prop_dest_stmt): Likewise.
14331 (can_propagate_from): Likewise.
14332 (remove_prop_source_from_use): Likewise.
14333 (combine_cond_expr_cond): Likewise.
14334 (forward_propagate_comparison): New function.
14335 (forward_propagate_into_cond): Rewrite to use fold for
14337 (tree_ssa_forward_propagate_single_use_vars): Call
14338 forward_propagate_comparison to propagate comparisons.
14340 2007-04-27 Richard Guenther <rguenther@suse.de>
14342 PR tree-optimization/31715
14343 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14344 sure to do computation on the offset in an appropriate
14347 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14349 * reload.h (elimination_target_reg_p): Declare.
14350 * reload.c (find_reloads): Don't apply the reg_rtx move
14351 optimization if the SET_DEST satisfies elimination_target_reg_p.
14352 * reload1.c (elimination_target_reg_p): New function.
14353 (gen_reload): In the move/add2 fallback, make sure that op0
14354 does not overlap the destination register.
14356 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14358 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14359 transform only GIMPLE_MODIFY_STMTs.
14360 * tree-complex.c (expand_complex_operations_1): Ditto.
14361 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14362 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14363 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14365 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14366 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14367 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14368 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14369 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14370 slpeel_add_loop_guard): Ditto.
14371 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14372 * lambda-code.c (perfect_nestify): Ditto.
14373 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14374 before the first statement.
14375 * tree-optimize.c (execute_free_datastructures): Fix comments.
14376 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14377 * tree-flow.h (disband_implicit_edges): Declaration removed.
14378 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14380 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14381 COND_EXPRs without gotos.
14382 (disband_implicit_edges, has_label_p): Removed.
14383 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14384 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14386 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14388 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14389 also for COND_EXPRs.
14390 * cfgexpand.c (label_rtx_for_bb): New function.
14391 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14392 Use label_rtx_for_bb to find the labels.
14393 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14394 last block. Detect fallthru edges.
14396 2007-04-26 Ian Lance Taylor <iant@google.com>
14399 * reload.c (find_reloads_subreg_address): If the address was valid
14400 in the original mode but not in the new mode, reload the whole
14403 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14405 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14406 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14407 (cleanup_control_expr_graph): Do not invalidate dominance info.
14408 Record altered blocks.
14409 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14410 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14411 cleanup_tree_cfg_bb): New functions.
14412 (remove_forwarder_block): Do not maintain the worklist of blocks.
14413 Record altered blocks.
14414 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14415 not over whole cfg.
14416 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14417 delete_unreachable_blocks if dominators are not available.
14418 * tree-inline.c (optimize_inline_calls): Free dominance information
14420 * tree-flow.h (remove_edge_and_dominated_blocks,
14421 cfgcleanup_altered_bbs): Altered.
14422 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14424 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14426 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14427 do not invalidate dominators.
14429 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14431 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14432 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14433 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14434 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14436 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14438 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14440 2007-04-26 Richard Guenther <rguenther@suse.de>
14442 PR tree-optimization/31703
14443 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14444 the right type for the target of the bittest.
14446 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14448 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14449 ix86_sol10_return_in_memory.
14451 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14453 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14456 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14459 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14461 PR tree-optimization/30558
14462 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14463 clear this_state.prev_try.
14465 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14466 Mark Mitchell <mark@codesourcery.com>
14468 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14469 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14470 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14472 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14475 * doc/invoke.texi (%:print-asm-header): Document.
14476 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14478 (static_spec_functions): Add print-asm-header.
14479 (main): Print a banner before the --target-help linker options.
14480 (print_asm_header_spec_function): New function.
14482 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14485 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14486 (movsf_ie): Likewise.
14488 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14490 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14492 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14494 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14495 exception for divide-by-zero.
14496 (__umodsi3, __modsi3): Likewise.
14498 2007-04-25 Dirk Mueller <dmueller@suse.de>
14500 * c-typeck.c (build_compound_expr): Annotate warning()
14501 call with OPT_Wunused_value.
14502 * tree-ssa.c (warn_uninit): Annotate warning with
14504 * c-common.c (handle_sentinel_attribute): Annotate warning
14505 call with OPT_Wattributes.
14507 2007-04-25 Thiemo Seufer <ths@mips.com>
14509 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14510 (mips16): Fix typo.
14511 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14512 on to the assembler. Improve handling of -mno-mips16. Add handling
14513 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14514 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14515 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14516 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14518 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14521 * config/i386/winnt.c (i386_pe_file_end): Strip only
14522 USER_LABEL_PREFIX when writing export name.
14524 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14526 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14527 sh/elf.h, vx-common.h and vxworks.h.
14528 * config/sh/sh.h: Include config/vxworks-dummy.h.
14529 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14530 (OVERRIDE_OPTIONS): Use it.
14531 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14532 (vxworks_picreg): New pattern.
14533 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14534 VXWORKS_OS_CPP_BUILTINS.
14535 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14536 to their VXWORKS_* equivalents.
14537 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14538 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14539 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14540 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14541 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14542 -mrtp/-fPIC multilibs.
14543 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14544 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14545 (MULTILIB_OSDIRNAMES): Delete.
14547 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14550 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14552 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14554 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14555 rounding mode to be specified by the caller.
14556 (real_to_mpfr) Likewise.
14557 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14558 include new arguments.
14559 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14561 2007-04-24 Ian Lance Taylor <iant@google.com>
14563 PR tree-optimization/31605
14564 * tree-vrp.c (set_value_range): Check that min and max are not
14565 both overflow infinities.
14566 (set_value_range_to_value): New static function.
14567 (extract_range_from_binary_expr): Call set_value_range_to_value.
14568 (extract_range_from_cond_expr): Likewise.
14569 (extract_range_from_expr): Likewise.
14570 (extract_range_from_unary_expr): Likewise. Don't create a range
14571 which overflows on both sides.
14572 (vrp_meet): Check for a useless range.
14573 (vrp_visit_phi_node): If we see a constant which looks like an
14574 overflow infinity, turn off the TREE_OVERFLOW flag.
14576 2007-04-24 Ian Lance Taylor <iant@google.com>
14578 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14580 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14582 PR diagnostic/25923
14583 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14584 diagnostic message is being built.
14585 * tree-pretty-print.c (dump_generic_node): Only write the
14586 formatted text into BUFFER's stream if we are not building a
14587 diagnostic message.
14588 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14590 * Makefile.in (toplev.o): Depend on tree-pass.h.
14592 2007-04-24 Ian Lance Taylor <iant@google.com>
14594 PR tree-optimization/31602
14595 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14596 conditionals in the copied loop header.
14597 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14598 warnings if TREE_NO_WARNING is set.
14599 * doc/invoke.texi (Warning Options): Clarify that
14600 -Wstrict-overflow does not warn about loops.
14602 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14604 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14605 expand on the comment about _Decimal128 arguments and check the
14606 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14607 that _Decimal128 argument uses even/odd register pair.
14608 (function_arg): Ditto.
14610 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14612 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14613 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14615 2007-04-24 Richard Guenther <rguenther@suse.de>
14616 Olga Golovanevsky <olga@il.ibm.com>
14618 * fold-const.c (multiple_of_p): Check for bottom
14621 2007-04-24 Richard Henderson <rth@redhat.com>
14623 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14624 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14625 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14626 looking for non-zero bits shifted out. Avoid a recursive call
14627 when constructing the scalar.
14628 (__floatundisf): Likewise.
14630 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14632 * dwarf2out.c (field_byte_offset): Move the existing logic
14633 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14634 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14636 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14639 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14640 length argument of 0 for memset.
14641 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14642 unsigned shift instead of the signed variant.
14644 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14646 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14647 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14648 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14649 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14650 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14651 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14652 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14653 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14654 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14655 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14656 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14657 "mul<mode>3", "div<mode>3"): Insn definitions added.
14658 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14659 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14660 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14661 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14662 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14663 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14664 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14665 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14666 TARGET_FLOAT_FORMAT): Macro definitions removed.
14667 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14668 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14669 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14670 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14671 (s390_gen_rtx_const_DI): Function removed.
14672 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14674 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14676 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14677 over an external ffs function.
14679 2007-04-24 Chao-ying Fu <fu@mips.com>
14680 Richard Sandiford <richard@nildram.co.uk>
14682 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14683 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14684 (smadd_widen_optab, umadd_widen_optab): Define.
14685 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14687 * genopinit.c (optabs): Fill in smadd_widen_optab and
14689 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14690 and umadd_widen_optab to implement multiply-add sequences.
14691 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14692 (<u>maddsidi4): ...this. Extend condition to include
14693 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14694 of operand 0 to "ka" and use the three-operand form of madd<u>
14696 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14698 * config/mips/constraints.md (ka): New register constraint.
14700 2007-04-24 Jan Hubicka <j@suse.cz>
14704 2007-04-23 Jan Hubicka <jh@suse.cz>
14705 * function.c (init_function_start): Don't init line number info.
14706 (expand_function_end): Update.
14707 (reset_block_changes, record_block_change, finalize_block_changes,
14708 check_block_change, free_block_changes): Kill.
14709 * function.h (reset_block_changes, record_block_change,
14710 finalize_block_changes, check_block_change, free_block_changes):
14712 (struct function): Remove ib_boundaries_block.
14713 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14714 Use curr_insn_locator to initialize locator.
14715 (emit_line_note): Remove.
14716 * cfgexpand.c (expand_gimple_cond_expr): Update.
14717 (construct_exit_block): Likewise.
14718 (tree_expand_cfg): Initialize/finalize locators.
14719 * expr.c (expand_expr_real): Update.
14720 * cfglayout.c (line_locators_locs, line_locators_lines,
14721 file_locators_locs, file_locators_files): Remove.
14722 (set_block_levels): Move to cfgexpand.c.
14723 (insn_locators_initialize): Remove.
14724 (pass_insn_locators_initialize): Remove.
14725 (locations_locators_locs, locations_locators_vals): New static vars.
14726 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14728 (insn_locators_alloc, insn_locators_finalize,
14729 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14731 (locator_location): New.
14732 (locator_line, locator_file): Rewrite.
14733 * rtl.h (emit_line_note): Kill.
14734 (insn_locators_alloc, insn_locators_finalize,
14735 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14737 * tree-inline.c (initialize_cfun): Do not initialize
14738 ib_boundaries_block.
14739 * passes.c (pass_insn_locators_initialize): Remove.
14741 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14743 * doc/invoke.texi: Removed leading '-' from option index entries.
14745 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14747 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14749 (create_phi_node): Use set_phi_nodes.
14750 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14751 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14752 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14753 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14754 (bsi_start, bsi_last): Use bb_stmt_list.
14755 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14756 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14757 Traverse the statements using tsi iterator.
14758 * basic-block.h (struct basic_block_def): Fields stmt_list
14759 and phi_nodes moved to ...
14760 (struct tree_bb_info): ... new structure.
14761 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14762 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14763 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14764 (tree_verify_flow_info): Verify that il.tree is not set for
14765 entry and exit block.
14766 (tree_split_block): Use set_bb_stmt_list.
14768 2007-04-23 Mike Stump <mrs@apple.com>
14770 * config/i386/i386.c (ix86_tune_features
14771 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14774 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14776 * config/i386/i386.md (prefix_extra): New attribute.
14777 (length): Add prefix_extra.
14779 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14780 (sse2_movntv2di): Likewise.
14781 (sse2_cvtps2dq): Likewise.
14782 (sse2_cvtpd2pi): Likewise.
14783 (sse2_cvttpd2pi): Likewise.
14784 (*sse2_cvtpd2ps): Likewise.
14785 (*add<mode>3): Likewise.
14786 (sse2_ssadd<mode>3): Likewise.
14787 (sse2_usadd<mode>3): Likewise.
14788 (*sub<mode>3): Likewise.
14789 (sse2_sssub<mode>3): Likewise.
14790 (sse2_ussub<mode>3): Likewise.
14791 (*mulv8hi3): Likewise.
14792 (*smulv8hi3_highpart): Likewise.
14793 (*umulv8hi3_highpart): Likewise.
14794 (sse2_umulv2siv2di3): Likewise.
14795 (sse2_pmaddwd): Likewise.
14796 (ashr<mode>3): Likewise.
14797 (lshr<mode>3): Likewise.
14798 (ashl<mode>3): Likewise.
14799 (sse2_ashlti3): Likewise.
14800 (sse2_lshrti3): Likewise.
14801 (*umaxv16qi3): Likewise.
14802 (*smaxv8hi3): Likewise.
14803 (*uminv16qi3): Likewise.
14804 (*sminv8hi3): Likewise.
14805 (sse2_eq<mode>3): Likewise.
14806 (sse2_gt<mode>3): Likewise.
14807 (*and<mode>3): Likewise.
14808 (sse2_nand<mode>3): Likewise.
14809 (*ior<mode>3): Likewise.
14810 (*xor<mode>3): Likewise.
14811 (sse2_packsswb): Likewise.
14812 (sse2_packssdw): Likewise.
14813 (sse2_packuswb): Likewise.
14814 (sse2_punpckhbw): Likewise.
14815 (sse2_punpcklbw): Likewise.
14816 (sse2_punpckhwd): Likewise.
14817 (sse2_punpcklwd): Likewise.
14818 (sse2_punpckhdq): Likewise.
14819 (sse2_punpckldq): Likewise.
14820 (sse2_punpckhqdq): Likewise.
14821 (sse2_punpcklqdq): Likewise.
14822 (*sse2_pinsrw): Likewise.
14823 (*sse2_pextrw): Likewise.
14824 (sse2_pshufd_1): Likewise.
14825 (sse2_uavgv16qi3): Likewise.
14826 (sse2_uavgv8hi3): Likewise.
14827 (sse2_psadbw): Likewise.
14828 (sse2_pmovmskb): Likewise.
14829 (*sse2_maskmovdqu): Likewise.
14830 (*sse2_maskmovdqu_rex64): Likewise.
14831 (sse4a_extrqi): Likewise.
14832 (sse4a_extrq): Likewise.
14833 (sse3_lddqu): Set prefix_rep.
14834 (sse3_addsubv4sf3): Likewise.
14835 (sse3_haddv4sf3): Likewise.
14836 (sse3_hsubv4sf3): Likewise.
14837 (sse_cvtss2si): Likewise.
14838 (sse_cvtss2si_2): Likewise.
14839 (sse_cvtss2siq): Likewise.
14840 (sse_cvtss2siq_2): Likewise.
14841 (sse_cvttss2si): Likewise.
14842 (sse_cvttss2siq): Likewise.
14843 (sse2_cvttps2dq): Likewise.
14844 (sse3_movshdup): Likewise.
14845 (sse3_movsldup): Likewise.
14846 (sse2_cvtsd2si): Likewise.
14847 (sse2_cvtsd2si_2): Likewise.
14848 (sse2_cvtsd2siq): Likewise.
14849 (sse2_cvtsd2siq_2): Likewise.
14850 (sse2_cvttsd2si): Likewise.
14851 (sse2_cvttsd2siq): Likewise.
14852 (*sse2_cvtpd2dq): Likewise.
14853 (*sse2_cvttpd2dq): Likewise.
14854 (sse2_pshuflw_1): Likewise.
14855 (sse2_pshufhw_1): Likewise.
14856 (sse4a_insertqi): Likewise.
14857 (sse4a_insertq): Likewise.
14858 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14859 (ssse3_phadddv4si3): Likewise.
14860 (ssse3_phaddswv8hi3): Likewise.
14861 (ssse3_phsubwv8hi3): Likewise.
14862 (ssse3_phsubdv4si3): Likewise.
14863 (ssse3_phsubswv8hi3): Likewise.
14864 (ssse3_pmaddubswv8hi3): Likewise.
14865 (ssse3_pmulhrswv8hi3): Likewise.
14866 (ssse3_pshufbv16qi3): Likewise.
14867 (ssse3_psign<mode>3): Likewise.
14868 (ssse3_palignrti): Likewise.
14869 (abs<mode>2): Likewise.
14870 (ssse3_phaddwv4hi3): Set prefix_extra.
14871 (ssse3_phadddv2si3): Likewise.
14872 (ssse3_phaddswv4hi3): Likewise.
14873 (ssse3_phsubwv4hi3): Likewise.
14874 (ssse3_phsubdv2si3): Likewise.
14875 (ssse3_phsubswv4hi3): Likewise.
14876 (ssse3_pmaddubswv4hi3): Likewise.
14877 (ssse3_pmulhrswv4hi3): Likewise.
14878 (ssse3_pshufbv8qi3): Likewise.
14879 (ssse3_psign<mode>3): Likewise.
14880 (ssse3_palignrdi): Likewise.
14881 (abs<mode>2): Likewise.
14882 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14883 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14884 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14886 2007-04-23 Nick Clifton <nickc@redhat.com>
14888 * params.def: Fix formatting of emacs local variables.
14890 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14892 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14893 move if inter-unit move isn't allowed.
14894 Don't split moving the first element of V2DI to DI to inter-unit
14895 move if inter-unit move isn't allowed.
14897 2007-04-23 Richard Guenther <rguenther@suse.de>
14899 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14900 and CDI_POST_DOMINATORS separately.
14902 2007-04-23 Nick Clifton <nickc@redhat.com>
14904 * c.opt (Wformat-contains-nul): Add warning attribute.
14906 2007-04-23 Jan Hubicka <jh@suse.cz>
14908 * function.c (init_function_start): Don't init line number info.
14909 (expand_function_end): Update.
14910 (reset_block_changes, record_block_change, finalize_block_changes,
14911 check_block_change, free_block_changes): Kill.
14912 * function.h (reset_block_changes, record_block_change,
14913 finalize_block_changes, check_block_change, free_block_changes):
14915 (struct function): Remove ib_boundaries_block.
14916 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14917 Use curr_insn_locator to initialize locator.
14918 (emit_line_note): Remove.
14919 * cfgexpand.c (expand_gimple_cond_expr): Update.
14920 (construct_exit_block): Likewise.
14921 (tree_expand_cfg): Initialize/finalize locators.
14922 * expr.c (expand_expr_real): Update.
14923 * cfglayout.c (line_locators_locs, line_locators_lines,
14924 file_locators_locs, file_locators_files): Remove.
14925 (set_block_levels): Move to cfgexpand.c.
14926 (insn_locators_initialize): Remove.
14927 (pass_insn_locators_initialize): Remove.
14928 (locations_locators_locs, locations_locators_vals): New static vars.
14929 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14931 (insn_locators_alloc, insn_locators_finalize,
14932 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14934 (locator_location): New.
14935 (locator_line, locator_file): Rewrite.
14936 * rtl.h (emit_line_note): Kill.
14937 (insn_locators_alloc, insn_locators_finalize,
14938 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14940 * tree-inline.c (initialize_cfun): Do not initialize
14941 ib_boundaries_block.
14942 * passes.c (pass_insn_locators_initialize): Remove.
14944 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14946 PR middle-end/31448
14947 * expr.c (reduce_to_bit_field_precision): Handle
14950 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14952 PR tree-optimization/24659
14953 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14954 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14955 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14956 * genopinit.c (optabs): Rename vec_pack_mod_optab
14957 to vec_pack_trunc_optab.
14958 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14959 early for scalar floating point operands for NOP_EXPR.
14960 (vectorizable_type_promotion): Ditto.
14961 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14962 vec_pack_trunc_optab.
14963 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14965 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14966 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14967 Rename from VEC_PACK_MOD_EXPR.
14968 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14969 * expr.c (expand_expr_real_1): Ditto.
14970 * tree-inline.c (estimate_num_insns_1): Ditto.
14971 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14973 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14974 (vec_unpacks_lo_v4sf): Ditto.
14975 (vec_pack_trunc_v2df): Ditto.
14976 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14977 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14978 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14980 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14982 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14984 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14985 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14986 packing of floating point operands.
14987 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14988 represent unpacking of floating point operands.
14989 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14990 [vec_unpacks_hi]: Ditto.
14991 [vec_unpacks_lo]: Ditto.
14993 2007-04-22 Jan Hubicka <jh@suse.cz>
14995 * final.c (rest_of_handle_final): Call
14996 targetm.asm_out.constructor/targetm.asm_out.destructor
14997 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14998 proper priority via decl_*_priority_insert.
14999 * c-common.c (c_expand_body): Likewise.
15001 2007-04-22 Richard Guenther <rguenther@suse.de>
15003 PR tree-optimization/29789
15004 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15005 (rewrite_reciprocal): New helper split out from
15006 determine_invariantness_stmt.
15007 (rewrite_bittest): Likewise.
15008 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15009 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15012 2007-04-22 Revital Eres <eres@il.ibm.com>
15014 * loop-unroll.c (var_to_expand): New field to support also
15015 insns of the form x = something + x.
15016 (analyze_insn_to_expand_var): Use it.
15017 (expand_var_during_unrolling): Likewise.
15019 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15021 * predict.c: Include pointer-set.h.
15022 (bb_predictions): New variable.
15023 (tree_predicted_by_p, tree_predict_edge,
15024 remove_predictions_associated_with_edge): Use bb_predictions map
15025 instead of bb->predictions.
15026 (clear_bb_predictions, assert_is_empty): New functions.
15027 (combine_predictions_for_bb): Use bb_predictions map. Call
15028 clear_bb_predictions.
15029 (tree_estimate_probability): Create and free bb_predictions map.
15030 * Makefile.in (predict.o): Add pointer-set.h dependency.
15031 * basic-block.h (struct basic_block_def): Remove predictions
15033 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15035 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15038 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15041 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15043 * timevar.c (timevar_print): Change reference of --disable-checking to
15044 --enable-checking=release. Also warn if assert checking is disabled.
15046 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15049 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15050 decl as addressable if the compound literal was marked as
15052 Mark the decl as a gimple register if it is a complex or
15053 vector decl and does not live in memory.
15055 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15057 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15058 (GENERIC_NEXT): New function macro.
15059 (PHI_CHAIN): Use phi_node's new chain variable.
15060 (tree_phi_node): Change tree_common to tree_base
15061 and add the chain field.
15062 * tree-phinodes.c (make_phi_node): Don't set
15063 TREE_TYPE on the new node.
15064 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15065 instead of checking GIMPLE_TUPLE_P in chain_next.
15066 * tree-vect-transform.c
15067 (get_initial_def_for_induction): Look at
15068 PHI_RESULT_TREE for the type of the phi node.
15069 (update_vuses_to_preheader): Use PHI_CHAIN
15070 instead of TREE_CHAIN on the phi node.
15071 * tree-ssa-structalias.c (compute_points_to_sets):
15073 (ipa_pta_execute): Likewise.
15075 2007-04-21 Richard Guenther <rguenther@suse.de>
15077 PR middle-end/31136
15078 * fold-const.c (fold_unary): Call fold_convert_const on the
15081 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15083 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15084 (store_killed_in_pat): New.
15086 2007-04-20 Richard Henderson <rth@redhat.com>
15089 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15090 TREE_LIST with a void_type_node value, not void_list_node exactly.
15092 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15094 * doc/standards.texi: Re-arrange into language-specific
15095 subsections. Add a C++ section, documenting which standards we
15098 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15100 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15101 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15103 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15105 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15106 ecrti.o and crtbegin.o.
15107 (LIB_DEFAULT_SPEC): Include -lc.
15108 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15110 2007-04-20 Richard Henderson <rth@redhat.com>
15113 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15114 argument; update all callers.
15115 (get_unaligned_offset): New.
15116 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15117 get_unaligned_address, just pass on the address directly.
15118 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15119 the subreg in the helper patterns.
15120 (unaligned_extendqidi_le): Use get_unaligned_offset.
15121 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15122 (unaligned_extendhidi_be): Likewise.
15123 (unaligned_extendhidi): Tidy.
15124 * config/alpha/alpha-protos.h: Update.
15126 2007-04-20 Richard Henderson <rth@redhat.com>
15128 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15129 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15130 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15131 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15132 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15133 (CPP_SPEC): Don't include %(cpp_subtarget).
15134 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15135 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15136 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15138 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15140 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15141 for __builtin_ia32_cmpordss.
15143 PR tree-optimization/31632
15144 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15145 and arg1 for optimizations of comparison against min/max values.
15146 Fold arg0 to arg1's type for optimizations of comparison against
15147 min+1 and max-1 values.
15149 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15151 * reload.c (combine_reloads): When trying to use a dying register,
15152 check whether it's uninitialized and don't use if so.
15154 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15156 * fold-const.c: Remove prototypes for native_encode_expr and
15157 native_interpret_expr.
15158 (native_encode_expr): Make non-static.
15159 (native_interpret_expr): Likewise.
15160 * tree.h: Add prototypes for the above.
15162 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15164 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15165 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15166 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15167 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15168 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15169 Add length attributes.
15171 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15173 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15176 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15177 __STDC_WANT_DEC_FP__.
15179 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15181 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15182 for long double compatibility.
15183 * configure: Regenerate.
15185 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15187 PR rtl-optimization/29841
15188 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15190 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15191 that may cause control flow transfer from being moved.
15193 2007-04-18 Jan Hubicka <jh@suse.cz>
15195 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15198 2007-04-18 Eric Christopher <echristo@apple.com>
15200 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15201 only. Update operands.
15202 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15203 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15204 link register to pic register.
15206 2007-04-18 Dirk Mueller <dmueller@suse.de>
15208 PR diagnostic/31227
15209 * tree-vrp.c (search_for_addr_array): New.
15210 (check_array_bounds): Suppress warning about
15211 address taken of array refs if its not de-referenced.
15213 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15215 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15216 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15218 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15219 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15220 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15222 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15224 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15226 (vect_analyze_scalar_cycles): Fix indentation.
15227 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15228 (vect_mark_relevant): Include phis in relevance analysis.
15230 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15232 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15234 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15235 output_operand_lossage().
15237 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15239 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15240 the unused code for reduction without adjust-in-epilog to simplify the
15243 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15245 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15246 (S390_TDC_NEGATIVE_ZERO): New constant.
15247 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15248 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15249 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15250 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15251 (S390_TDC_POSITIVE_INFINITY): New constant.
15252 (S390_TDC_NEGATIVE_INFINITY): New constant.
15253 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15254 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15255 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15256 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15257 (S390_TDC_INFINITY): New constant.
15258 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15259 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15260 optimization for UNSPEC_CCZ_TO_INT.
15261 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15262 ("*ccz_to_int"): New insn.
15263 ("isinf<mode>2"): New insn.
15264 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15265 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15266 (UNSPEC_CCZ_TO_INT): New constant.
15268 2007-04-18 Richard Guenther <rguenther@suse.de>
15270 PR tree-optimization/19431
15271 PR tree-optimization/21463
15272 * tree-pass.h (pass_phiprop): Declare.
15273 * passes.c (init_optimization_passes): New phiprop pass.
15274 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15275 (phivn_valid_p): New helper function.
15276 (phiprop_insert_phi): Likewise.
15277 (propagate_with_phi): Likewise.
15278 (tree_ssa_phiprop): New propagator propagating loads
15279 through phi nodes if profitable.
15281 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15283 * tree-vect-analyze.c (process_use): New function.
15284 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15285 Check phis in all bbs.
15286 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15289 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15291 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15294 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15297 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15300 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15302 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15304 (sse_vmmulv4sf3): Likewise.
15305 (sse2_vmaddv2df3): Likewise.
15306 (sse2_vmmulv2df3): Likewise.
15308 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15310 PR rtl-optimization/31360
15311 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15312 (target_reg_cost): New.
15313 (init_set_costs): Initialize target_reg_cost. Add comments
15314 regarding the rationale of the costs.
15315 (global_cost_for_size): Renamed to...
15316 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15317 of register pressure.
15318 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15319 estimate_reg_pressure_cost. Add number of ivs.
15320 (determine_set_costs): Dump target_reg_cost.
15321 * loop-invariant.c (gain_for_invariant): Use
15322 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15323 (best_gain_for_invariant, find_invariants_to_move): Remove
15325 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15326 (target_reg_cost): Declare.
15327 (global_cost_for_size): Declaration removed.
15328 (estimate_reg_pressure_cost): Declare.
15330 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15332 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15333 regnos into even/odd register pairs.
15334 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15335 TDmode similar to the other floating point modes.
15336 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15337 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15339 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15340 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15341 (movdd_hardfloat64): Use TARGET_MFPGPR.
15343 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15345 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15348 2005-01-05 Richard Henderson <rth@redhat.com>
15350 * reload1.c (do_input_reload): Restrict the optimization deleteing
15351 a previous output reload to RELOAD_FOR_INPUT.
15353 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15355 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15356 induc_vec_info_type.
15357 (vectorizable_induction): New function declaration.
15358 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15359 check if already vectorized. Find first place in BB where new stmts
15360 can be inserted. Takes only one argument.
15361 (vectorizable_induction): New function.
15362 (vect_transform_stmt): Add case for induc_vec_info_type to call
15363 vectorizable_induction.
15364 (vect_transform_loop): Consider phis for vectorization.
15365 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15367 (analyze_operations): Call vectorizable_induction when analyzing phis.
15369 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15370 (vect_mark_relevant): Include phis in relevance analysis.
15371 (vect_mark_stmts_to_be_vectorize): Likewise.
15372 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15374 2007-04-16 Lawrence Crowl <crowl@google.com>
15376 * doc/invoke.texi (Debugging Options): Add documentation for the
15377 -femit-struct-debug options -femit-struct-debug-baseonly,
15378 -femit-struct-debug-reduced, and
15379 -femit-struct-debug-detailed[=...].
15381 * c-opts.c (c_common_handle_option): Add
15382 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15383 and OPT_femit_struct_debug_detailed_.
15384 * c.opt: Add specifications for
15385 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15386 and -femit-struct-debug-detailed[=...].
15387 * opts.c (set_struct_debug_option): Parse the
15388 -femit-struct-debug-... options.
15389 * opts.c (matches_main_base, main_input_basename,
15390 main_input_baselength, base_of_path, matches_main_base): Add
15391 variables and functions to compare header base name to compilation
15393 * opts.c (should_emit_struct_debug): Add to determine to emit a
15394 structure based on the option.
15395 (dump_struct_debug) Also disabled function to debug this
15397 * opts.c (handle_options): Save the base name of the
15400 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15401 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15402 This hook indicates if a type is generic. Set it by default
15403 to "never generic".
15404 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15405 to determine if a struct type is generic or not.
15406 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15407 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15408 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15409 with live C++ hook.
15411 * flags.h (enum debug_info_usage): Add an enumeration to describe
15412 a program's use of a structure type.
15413 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15414 to indicate the program's usage of the type. Filter structs based
15415 on the -femit-struct-debug-... specification.
15416 (gen_type_die): Split into two routines, gen_type_die and
15417 gen_type_die_with_usage. gen_type_die is now a wrapper
15418 that assumes direct usage.
15419 (gen_type_die_with_usage): Replace calls to gen_type_die
15420 with gen_type_die_with_usage adding the program usage of
15421 the referenced type.
15422 (dwarf2out_imported_module_or_decl): Suppress struct debug
15423 information using should_emit_struct_debug when appropriate.
15425 2007-04-16 Ian Lance Taylor <iant@google.com>
15427 PR tree-optimization/31522
15428 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15429 (vrp_initialize): Allocate vr_phi_edge_counts.
15430 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15431 executable edge. Drop test for all constants.
15432 (vrp_finalize): Free vrp_phi_edge_counts.
15434 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15435 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15437 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15438 predecessors at head rather than tail.
15440 2007-04-16 Matthias Klose <doko@debian.org>
15442 * config/alpha/linux.h (CPP_SPEC): Define.
15443 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15445 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15447 * function.h: Remove sequence_stack extern declaration.
15449 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15451 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15453 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15456 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15458 * config/avr/avr.c (avr_arch_types): Rearranging array.
15459 (enum avr_arch): Add.
15460 (avr_mcu_types): Use avr_arch enumeration constants instead of
15462 * config/avr/avr.h (LINK_SPEC): Simplify.
15464 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15466 * config/m68k/m68k.c (m68k_libcall_value,
15467 m68k_function_value): Use macros for register names more.
15469 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15471 (M68K_REGNAME): Use A6_REG.
15472 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15474 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15476 PR middle-end/28071
15477 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15478 'pending_read_list_length' and 'pending_write_list_length'. Update
15480 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15481 to handle two length counters instead of one. Update all uses.
15482 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15483 two length counters instead of one.
15484 * sched-rgn.c (propagate_deps): Update to handle two length counters
15487 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15490 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15491 copy of source, pass it to ix86_expand_vector_set and return
15494 2007-04-16 David Ung <davidu@mips.com>
15495 Joseph Myers <joseph@codesourcery.com>
15497 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15498 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15499 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15500 Add 74K processor information.
15501 * config/mips/mips.md: Include 74k.md.
15502 (cpu): Add 74kc,74kf,74kx.
15503 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15504 * config/mips/74k.md: New.
15505 * doc/invoke.texi (MIPS Options): Document 74K support.
15507 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15509 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15510 vectorizable_* functions.
15511 * tree-vect-transform.c (vectorizable_call): Add check for
15512 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15513 (vectorizable_store): likewise.
15514 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15516 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15517 (vectorizable_type_promotion, vectorizable_load): Likewise.
15518 (vectorizable_live_operation, vectorizable_condition): Likewise.
15519 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15521 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15523 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15525 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15526 register numbers more.
15527 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15528 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15529 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15530 FUNCTION_VALUE_REGNO_P): Likewise.
15531 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15532 STATIC_CHAIN_REGNUM): Likewise.
15533 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15534 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15535 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15536 * config/m68k/m68k.md (FP_REG): New.
15538 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15540 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15543 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15545 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15546 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15549 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15551 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15554 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15557 * c-decl.c (finish_decl): Grab the type of the decl after the call
15558 to store_init_value.
15560 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15562 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15564 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15567 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15568 dominators, post dominators and cleanup cfg before returning.
15570 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15572 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15573 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15575 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15577 * config.gcc: Recognize fido.
15578 * config/m68k/m68k-devices.def (fidoa): New.
15579 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15581 (FL_FIDOA, TARGET_FIDOA): New.
15582 * config/m68k/m68k.opt (mfidoa): New.
15584 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15586 PR middle-end/31322
15587 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15588 when a personality function is used.
15590 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15592 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15594 2007-04-13 Mike Stump <mrs@apple.com>
15596 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15598 * config/darwin.opt (fapple-kext): Make C++ only.
15599 * config/darwin.c (darwin_override_options): Remove code to ensure
15600 -fapple-kext is given for C++ only.
15602 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15604 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15605 * config/mips/mips.c (override_options): Call
15606 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15608 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15610 * config/i386/i386.opt (msvr3-shlib): Removed.
15612 * doc/invoke.texi: Remove -msvr3-shlib.
15614 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15616 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15617 with "popcnt" instruction.
15619 2007-04-13 Richard Guenther <rguenther@suse.de>
15621 PR tree-optimization/21258
15622 * tree-vrp.c (compare_case_labels): New helper.
15623 (find_switch_asserts): New function.
15624 (find_assert_locations): Call it for SWITCH_EXPRs.
15626 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15628 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15629 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15630 check is now implied in X87_FLOAT_MODE_P.
15631 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15632 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15633 (fix_trunc<mode>_i386_fisttp): Ditto.
15634 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15635 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15636 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15637 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15638 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15639 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15640 (unnamed_splitters): Ditto.
15641 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15642 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15643 FIRST_SSE_REG for local functions when SSE math is enabled or
15644 for functions with sseregparm attribute.
15645 (standard_80387_constant_p): Return -1 if mode is not
15647 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15648 (ix86_expand_compare): Ditto.
15649 (ix86_expand_carry_flag_compare): Ditto.
15650 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15651 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15652 DECIMAL_FLOAT_MODE_P.
15653 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15654 of SCALAR_FLOAT_MODE_P.
15655 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15656 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15657 checks before FLOAT_MODE_P.
15658 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15659 before FLOAT_MODE_P.
15664 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15666 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15667 Charles Wilson <libtool@cwilson.fastmail.fm>
15669 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15670 (libgcc.mvars): Don't depend on them.
15671 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15672 * exec-tool.in: New.
15674 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15676 * doc/invoke.text (--help): Document --help=common.
15678 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15680 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15682 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15684 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15685 * genemit.c (main): Emit #include "integrate.h".
15686 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15687 (LOADGP_RTP): New mips_loadgp_style.
15688 * config/mips/mips.h: Include config/vxworks-dummy.h.
15689 (TARGET_RTP_PIC): New macro.
15690 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15691 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15692 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15693 for TARGET_RTP_PIC.
15694 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15695 -mvxworks-pic when using -mrtp and a PIC option.
15696 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15698 (mips_symbolic_constant_p, mips_symbolic_address_p)
15699 (mips_symbol_insns): Handle SYMBOL_HALF.
15700 (override_options): Warn about -G and -mrtp being used together.
15701 Initialize mips_lo_relocs[SYMBOL_HALF].
15702 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15703 (mips_emit_loadgp): Handle LOADGP_RTP.
15704 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15705 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15706 (tablejump): Handle function-relative case table entries if
15708 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15710 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15712 * config/mips/mips.md (load_call<mode>): Allow any general register.
15714 (sibcall_value_internal, sibcall_value_multiple_internal)
15715 (call_value_internal, call_value_split, call_value_multiple_internal)
15716 (call_value_multiple_split): Remove constraints from operand 0.
15718 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15720 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15721 rather than loadgp_noshared.
15722 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15723 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15725 * config/mips/mips.md (loadgp): Rename to...
15726 (loadgp_newabi): ...this.
15727 (loadgp_noshared): Rename to...
15728 (loadgp_absolute): ...this.
15730 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15732 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15733 false for locally-binding symbols.
15734 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15736 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15738 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15739 (SYMBOL_GOT_PAGE_OFST): ...this.
15740 (SYMBOL_GOT_GLOBAL): Rename to...
15741 (SYMBOL_GOT_DISP): ...this.
15742 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15743 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15744 * config/mips/mips.c (mips_global_symbol_p): New function.
15745 (mips_symbol_binds_local_p): Likewise.
15746 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15747 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15748 mips_global_symbol_p and mips_symbol_binds_local_p.
15749 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15750 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15751 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15752 SYMBOL_GOTOFF_DISP.
15753 (mips_ok_for_lazy_binding_p): New function.
15754 (mips_load_call_address, mips_expand_call): Use it.
15755 (mips_dangerous_for_la25_p): Likewise.
15756 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15757 (*got_disp<mode>): Use got_disp_operand instead of
15758 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15759 SYMBOL_GOTOFF_GLOBAL.
15760 (*got_page<mode>): Use got_page_ofst_operand instead of
15762 * config/mips/predicates.md (const_call_insn_operand): Use
15763 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15764 (global_got_operand): Rename to...
15765 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15767 (local_got_operand): Rename to...
15768 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15769 of SYMBOL_GOT_LOCAL.
15771 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15773 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15774 TARGET_CALL_CLOBBERED_GP.
15775 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15776 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15777 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15778 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15779 of TARGET_ABICALLS && !TARGET_NEWABI.
15780 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15781 * config/mips/mips.c (mips_load_call_address): Check
15782 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15783 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15784 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15785 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15786 TARGET_ABICALLS && TARGET_NEWABI.
15787 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15789 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15790 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15791 TARGET_ABICALLS && TARGET_NEWABI.
15792 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15793 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15794 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15795 whether indirect calls must use $25.
15796 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15798 * config/mips/mips.md (jal_macro): Check flag_pic and
15799 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15800 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15801 instead of TARGET_ABICALLS.
15802 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15803 TARGET_ABICALLS && TARGET_OLDABI.
15804 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15805 (sibcall): In the comment above the define_insn, mention
15806 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15807 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15808 instead of TARGET_ABICALLS.
15810 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15812 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15813 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15814 (MACFLAGS_MATCH_P): New macro.
15815 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15816 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15817 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15818 the other MACFLAG constants.
15819 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15820 (flag_machi): Tighten constraints. Renumber some of the operands.
15821 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15823 (flag_machi_parts_acconly): New pattern.
15824 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15826 (flag_macinit1hi): Tighten constraints.
15827 (flag_mul_macv2hi_parts_acconly): New pattern.
15829 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15830 Use a more efficient implementation.
15831 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15832 inline sequences when not optimizing for size.
15834 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15835 movhi_high2low): Delete, merge functionality into...
15836 (packv2hi): ... this pattern.
15838 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15839 * config/bfin/bfin.opt (msim): New option.
15840 (mcpu=): New option.
15841 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15842 (bfin_cpu_t): Typedef of enum bfin_cpu.
15843 (bfin_cpu_type): New declaration.
15844 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15845 -msim and -mcpu= options.
15846 (LIB_SPEC): Likewise.
15847 * config/bfin/bfin.c (bfin_cpu_type): Define.
15848 (bfin_handle_option): Handle -mcpu= option.
15849 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15850 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15851 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15853 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15855 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15856 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15857 (powerpc-wrs-vxworksae): Use ${tm_file}.
15858 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15859 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15860 * config/i386/vx-common.h: New file.
15862 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15864 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15867 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15869 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15872 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15876 * c-common.c (c_build_qualified_type): Set canonical type
15879 2007-04-12 Richard Guenther <rguenther@suse.de>
15881 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15882 lower bound and element size if lower bound is not zero
15883 or either of the ARRAY_REF operands is set.
15885 2007-04-12 Richard Guenther <rguenther@suse.de>
15887 PR tree-optimization/24689
15888 PR tree-optimization/31307
15889 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15891 * gimplify.c (canonicalize_addr_expr): To be consistent with
15892 gimplify_compound_lval only set operands two and three of
15893 ARRAY_REFs if they are not gimple_min_invariant. This makes
15894 it never at this place.
15895 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15897 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15899 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15900 null before emitting a .nsubspa directive.
15902 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15904 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15905 need_to_partition_p if there are no memory statements in the
15908 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15910 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15911 (gcd_of_steps_may_divide_p): New function.
15912 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15914 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15916 * reload.c (find_reloads_toplev, find_reloads_address,
15917 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15918 not a pointer equality test, to decide if we need to call
15919 push_reg_equiv_alt_mem.
15921 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15923 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15924 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15926 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15928 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15930 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15931 vector to be positive.
15933 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15937 * doc/invoke.texi: Document --params max-aliased-vops and
15939 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15940 debug_memory_partitions): Move to tree-flow.h
15941 * params.h (AVG_ALIASED_VOPS): Define.
15942 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15944 (mp_info_t): Likewise.
15945 (get_mem_sym_stats_for): New.
15946 (set_memory_partition): Move from tree-flow-inline.h.
15947 (mark_non_addressable): Only clear the set of symbols for the
15948 partition if it exists.
15949 (dump_memory_partitions): Move from tree-ssa-operands.c
15950 (debug_memory_partitions): Likewise.
15951 (need_to_partition_p): New.
15952 (dump_mem_ref_stats): New.
15953 (debug_mem_ref_stats): New.
15954 (dump_mem_sym_stats): New.
15955 (debug_mem_sym_stats): New.
15956 (update_mem_sym_stats_from_stmt): New.
15957 (compare_mp_info_entries): New.
15958 (mp_info_cmp): Call it.
15959 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15961 (get_mpt_for): Move from tree-ssa-operands.c.
15962 (find_partition_for): New.
15963 (create_partition_for): Remove.
15964 (estimate_vop_reduction): New.
15965 (update_reference_counts): New.
15966 (build_mp_info): New.
15967 (compute_memory_partitions): Refactor.
15968 Document new heuristic.
15969 Call build_mp_info, update_reference_counts,
15970 find_partition_for and estimate_vop_reduction.
15971 (compute_may_aliases): Populate virtual operands before
15972 calling debugging dumps.
15973 (delete_mem_sym_stats): New.
15974 (delete_mem_ref_stats): New.
15975 (init_mem_ref_stats): New.
15976 (init_alias_info): Call it.
15977 (maybe_create_global_var): Remove alias_info argument.
15978 Get number of call sites and number of pure/const call sites
15979 from gimple_mem_ref_stats().
15980 (dump_alias_info): Call dump_memory_partitions first.
15981 (dump_points_to_info_for): Show how many times a pointer has
15983 * opts.c (decode_options): For -O2 set --param
15984 max-aliased-vops to 500.
15985 For -O3 set --param max-aliased-vops to 1000 and --param
15986 avg-aliased-vops to 3.
15987 * fortran/options.c (gfc_init_options): Remove assignment to
15989 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15990 * tree-dfa.c (dump_variable): Dump memory reference
15992 Dump NO_ALIAS* settings.
15993 (referenced_var_lookup): Tidy.
15994 (mem_sym_stats): New.
15995 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15996 and ORIG are different SSA names for a memory partition.
15997 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15998 * tree-flow.h (struct mem_sym_stats_d): Define.
15999 (mem_sym_stats_t): Define.
16000 (struct mem_ref_stats_d): Define.
16001 (struct gimple_df): Add field mem_ref_stats.
16002 (enum noalias_state): Define.
16003 (struct var_ann_d): Add bitfield noalias_state.
16004 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16005 debug_mem_ref_stats, debug_memory_partitions,
16006 debug_mem_sym_stats): Declare.
16007 * tree-ssa-structalias.c (update_alias_info): Update call
16008 sites, pure/const call sites and asm sites in structure
16009 returned by gimple_mem_ref_stats.
16010 Remove local variable IS_POTENTIAL_DEREF.
16011 Increase NUM_DEREFS if the memory expression is a potential
16013 Call update_mem_sym_stats_from_stmt.
16014 If the memory references memory, call
16015 update_mem_sym_stats_from_stmt for all the direct memory
16016 symbol references found.
16017 (intra_create_variable_infos): Set noalias_state field for
16018 pointer arguments according to the value of
16019 flag_argument_noalias.
16020 * tree-ssa-structalias.h (struct alias_info): Remove fields
16021 num_calls_found and num_pure_const_calls_found.
16022 (update_mem_sym_stats_from_stmt): Declare.
16023 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16024 Set default value to 100.
16025 (PARAM_AVG_ALIASED_VOPS): Define.
16027 2007-04-11 Richard Guenther <rguenther@suse.de>
16029 PR middle-end/31530
16030 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16031 a * -b + c as c - a * b if we honor sign dependent rounding.
16033 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16035 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16036 bfin_expand_strmov.
16037 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16038 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16040 (initialize_trampoline): Don't use old-style function definition.
16041 (bfin_secondary_reload): Mark IN_P argument as unused.
16043 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16045 PR tree-optimization/31343
16046 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16047 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16048 * testsuite/gcc.dg/vect/pr31343.c: New.
16050 2007-04-10 Eric Christopher <echristo@apple.com>
16052 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16053 * config/i386/i386.md (*cmpfp0): Use.
16054 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16055 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16056 (fix_trunc<mode>_i386_fisttp): Ditto.
16057 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16058 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16059 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16060 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16061 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16062 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16063 (unnamed_splitters): Ditto.
16064 * config/i386/i386.c (output_fix_trunc): Assert that
16065 we're not being passed a TFmode operand.
16067 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16069 PR tree-optimization/31526
16070 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16071 n_basic_blocks to find newly added blocks.
16073 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16075 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16077 (fix_trunc<mode>si_sse): Ditto.
16078 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16079 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16080 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16081 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16082 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16083 expander using SSEMODEF mode macro.
16084 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16085 expander using SSEMODEF mode macro.
16086 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16087 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16088 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16089 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16090 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16091 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16092 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16093 Macroize insn using X87MODEF mode macro.
16095 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16097 * config/i386/sse.md (sse2_pinsrw): Removed.
16098 (sse2_pextrw): Renamed to ...
16099 (*sse2_pextrw): This.
16101 2007-04-09 Jan Hubicka <jh@suse.cz>
16104 * config/i386/sse.md
16105 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16106 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16107 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16108 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16110 2007-04-09 Jan Hubicka <jh@suse.cz>
16112 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16113 multiple fields of union.
16115 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16117 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16118 (create_preheaders): Check that loops are available.
16119 (fix_loop_structure): Clean up, improve comments.
16120 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16121 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16123 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16124 * predict.c (tree_estimate_probability): Do not call
16125 calculate_dominance_info. Call create_preheaders.
16126 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16127 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16129 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16130 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16131 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16132 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16135 2007-04-08 Jan Hubicka <jh@suse.cz>
16137 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16138 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16139 * fold-const.c (fold_unary): Use it.
16141 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16143 * varasm.c (assemble_variable): Remove call to
16144 lang_hooks.decls.prepare_assemble_variable.
16145 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16146 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16147 * langhooks.h (lang_hooks_for_decls): Remove
16148 prepare_assemble_variable.
16150 2007-04-08 Mike Stump <mrs@apple.com>
16152 * config/i386/i386.c: Use inc/dec on Core2.
16154 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16156 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
16157 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16158 lhd_tree_inlining_end_inlining): Remove.
16159 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16160 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16161 end_inlining hooks.
16162 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16163 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16164 lhd_tree_inlining_end_inlining): Remove prototypes.
16165 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16166 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16167 LANG_HOOKS_TREE_INLINING_START_INLINING,
16168 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16170 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16173 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16176 * config/avr/predicates.md (io_address_operand): Delete predicate.
16177 (low_io_address_operand): Don't use 'mode' argument.
16178 (higth_io_address_operand): Rename ...
16179 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16180 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16183 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16185 Revert change removing staticp.
16187 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16190 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16193 2007-04-07 Bruce Korb <bkorb@gnu.org>
16195 * c.opt: Add -Wformat-contains-nul.
16196 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16198 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16199 the NUL byte warning.
16201 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16203 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16205 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16207 * tree.c (staticp): No longer use staticp langhook.
16208 * langhooks.c (lhd_staticp): Removed.
16209 * langhooks.h (struct lang_hooks): Remove staticp.
16210 * c-common.c (c_staticp): Remove.
16211 * c-common.h (c_staticp): Ditto.
16212 * langhooks-defs.h (lhd_staticp): Ditto.
16213 (LHD_HOOKS_STATICP): Ditto
16214 * tree.h (gcc_assert_lowered): New macro.
16216 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16218 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16219 argument "reliable".
16220 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16221 Add argument "reliable". Propagate it through calls.
16222 (infer_loop_bounds_from_undefined): Derive number of iterations
16223 estimates from references in blocks that do not dominate loop latch.
16224 (gcov_type_to_double_int): New function.
16225 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16226 and expected_loop_iterations_unbounded.
16227 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16228 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16229 * tree-data-ref.c (estimated_loop_iterations): Export.
16230 (get_references_in_stmt): Fix -- do not return addresses of local
16232 * cfgloop.h (expected_loop_iterations_unbounded,
16233 estimated_loop_iterations): Declare.
16235 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16237 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16239 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16241 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16242 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16243 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16244 Use output_387_reg_move().
16245 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16246 expander using X87MODEF12 mode macro.
16247 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16248 choosing register preferences. Use output_387_reg_move().
16249 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16250 instead of "x". Use output_387_reg_move().
16251 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16252 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16253 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16254 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16255 Use output_387_reg_move().
16256 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16258 (*truncxf?f_i387 splitter): Ditto.
16260 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16262 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16263 LANG_HOOKS_SAFE_FROM_P.
16264 * expr.c (safe_from_p): Remove langhook call.
16265 * langhooks.h (lang_hooks): Remove safe_from_p.
16266 (lhd_safe_from_p): Remove prototype.
16267 * langhooks.c (lhd_safe_from_p): Remove.
16269 2007-04-06 Jan Hubicka <jh@suse.cz>
16271 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16274 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16276 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16277 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16278 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16279 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16281 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16282 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16284 2007-04-05 Richard Henderson <rth@redhat.com>
16286 * config/alpha/alpha.c (print_operand) [+]: Remove.
16287 (alpha_end_function): Print nop if call at end of function.
16288 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16289 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16290 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16291 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16292 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16293 the call pattern. Update peepholes to match.
16295 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16297 * doc/extend.texi (Other Builtins): Add decimal float variants
16299 * builtins.def: Ditto.
16300 * builtins.c (expand_builtin): Ditto.
16302 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16303 H.J. Lu <hongjiu.lu@intel.com>
16306 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16307 of V8HImode when calling ix86_binary_operator_ok.
16308 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16309 (sdot_prodv8hi): Operands 1 and 2 must be register.
16311 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16313 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16314 initialize align to silence bogus warning.
16316 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16318 PR middle-end/22156
16319 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16321 (struct sra_walk_fns): Remove use_all parameter from use.
16322 (sra_hash_tree): Handle BIT_FIELD_REFs.
16323 (sra_elt_hash): Don't hash bitfld blocks.
16324 (sra_elt_eq): Skip them in parent compares as well. Handle
16326 (sra_walk_expr): Don't maintain or pass down use_all_p.
16327 (scan_use): Remove use_all parameter.
16328 (scalarize_use): Likewise. Re-expand assignment to
16329 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16330 output, and re-scalarize after output. Don't mark anything
16332 (scalarize_ldst): Adjust.
16333 (scalarize_walk_gimple_modify_statement): Likewise.
16334 (build_element_name_1): Handle BIT_FIELD_REFs.
16335 (instantiate_element): Don't warn for any element whose parent
16336 is used as a whole.
16337 (instantiate_missing_elements_1): Return the sra_elt.
16338 (canon_type_for_field): New.
16339 (try_instantiate_multiple_fields): New.
16340 (instantiate_missing_elemnts): Use them.
16341 (mark_no_warning): Removed.
16342 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16343 (REPLDUP, sra_build_elt_assignment): New.
16344 (generate_copy_inout): Use them.
16345 (generate_element_copy): Likewise. Handle bitfld differences.
16346 (generate_element_zero): Don't recurse for blocks. Use
16347 sra_build_elt_assignment.
16348 (generate_one_element_int): Take elt instead of var. Use
16349 sra_build_elt_assignment.
16350 (generate_element_init_1): Adjust.
16351 (scalarize_use, scalarize_copy): Use REPLDUP.
16352 (scalarize_ldst): Move assert before dereference.
16353 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16355 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16357 * regmove.c: Fix unused variable warnings due to previous commit.
16359 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16361 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16362 (regmove_bb_head): Remove.
16363 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16364 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16365 problems with fixup_match_1.
16366 Don't initialize/free regmove_bb_head.
16368 (reg_is_remote_constant_p): If an insn is in the same basic block
16369 but not before INSN, consider it remote, too.
16371 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16374 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16375 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16377 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16379 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16380 (CONDITIONAL_REGISTER_USAGE): Likewise.
16382 2007-04-04 Richard Henderson <rth@redhat.com>
16384 * config/alpha/lib1funcs.asm: Remove unused file.
16386 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16389 * opts.c (print_specific_help): Fix --help=<language>
16391 (common_handle_option): Support --help=common.
16393 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16396 * gcc.c (main): Do not run the linker if
16397 print_subprocess_help indicates that it shouldn't be
16400 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16403 * doc/invoke.texi (--help=): Document <languages> value, fix
16404 formatting in tables of values.
16406 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16408 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16409 dllimport attribute of virtual methods.
16411 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16413 * config/score/crti.asm: Change _bss_start to __bss_start.
16414 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16415 (OUTGOING_REG_PARM_STACK_SPACE) update.
16416 * config/score/score.opt: add options to make backend support
16417 score5, score5u, score7 and score7d.
16418 * config/score/score.md: Likewise.
16419 * config/score/misc.md: Likewise.
16420 * config/score/mac.md: Likewise.
16421 * doc/invoke.texi: Likewise.
16422 * doc/md.texi: update constraints define.
16424 2007-04-03 Richard Henderson <rth@redhat.com>
16426 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16427 an appropriate type, use the mode instead.
16429 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16431 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16432 Set the default --with-arch setting to mips2.
16433 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16434 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16435 (MULTILIB_OSDIRNAMES): Delete.
16436 (MULTILIB_DIRNAMES): Define.
16437 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16438 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16439 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16440 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16441 VXWORKS_OS_CPP_BUILTINS.
16442 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16443 (MIPS_DEBUGGING_INFO): Undefine.
16444 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16446 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16448 PR middle-end/30704
16449 * fold-const.c (native_encode_real): Encode real.c provided longs
16450 as a series of 32-bit native integers.
16451 (native_interpret_real): Interpret buffer as a series of 32-bit
16454 2007-04-03 Richard Guenther <rguenther@suse.de>
16456 * genpreds.c (write_insn_constraint_len): Write function
16457 optimized for CONSTRAINT_LEN implementation.
16458 (write_tm_preds_h): Output insn_constraint_len inline and
16459 use it for CONSTRAINT_LEN.
16460 (write_insn_preds_c): Don't output insn_constraint_len.
16461 * doc/md.texi (define_register_constraint): Document multi-letter
16462 constraints shall have the same length if they start with the same
16465 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16468 * config/i386/i386.md (isinf<mode>2): Expand only when
16469 TARGET_C99_FUNCTIONS is set.
16471 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16473 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16474 (x86_64-*-linux*): Ditto.
16475 * config/i386/i386.opt (mpc): New option.
16476 * config/i386/i386.c (overrride_options): Handle
16477 ix87_precision_string.
16478 * config/i386/crtprec.c: New file.
16479 * config/i386/t-crtpc: Ditto.
16480 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16481 and -mpc80 options.
16482 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16483 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16484 crtprec32.o, crtprec64.o and crtprec80.o.
16486 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16487 and -mpc80 options.
16488 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16490 2007-04-02 Eric Christopher <echristo@apple.com>
16492 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16493 limitations on darwin.
16495 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16498 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16500 2007-04-02 Dave Korn <dave.korn@artimi.com>
16502 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16504 2007-04-02 Dave Korn <dave.korn@artimi.com>
16506 * libgcc2.h (exception_descriptor): Don't forward-declare.
16507 (__get_eh_table_language, __get_eh_table_version): Delete
16508 prototypes of long-dead functions.
16510 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16512 * ebitmap.h: New file
16513 * ebitmap.c: New file
16514 * Makefile.in (ebitmap.o): New target.
16516 2007-04-01 Jan Hubicka <jh@suse.cz>
16518 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16519 before very first instruction.
16521 2007-04-01 Jan Hubicka <jh@suse.cz>
16523 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16524 waring on 64bit hosts.
16525 * bitmap.h: Fix typo in bitmap_head_def.
16527 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16529 PR rtl-optimization/31391
16530 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16531 into a DELETED_LABEL note, and the label is in an empty basic
16532 block, update BB_END as well as BB_HEAD.
16534 2007-04-01 Richard Henderson <rth@redhat.com>
16536 PR tree-optimization/31169
16537 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16538 to varying if the range is outside [0, prec-1].
16540 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16543 * config/mips/mips.md (load_const_gp): New insn.
16544 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16545 the MIPS16 GP pseudo register if no_new_pseudos.
16546 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16548 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16551 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16553 (call_value): Likewise.
16555 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16556 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16559 * doc/invoke.texi: (optimization options): Reword description
16560 of -ffast-math. Document its primary purpose.
16562 2007-03-31 Richard Guenther <rguenther@suse.de>
16564 * omp-low.c (splay-tree.h): Include.
16565 (lookup_decl): Replace splay-tree usage by pointer-map.
16566 (maybe_lookup_decl): Likewise.
16567 (new_omp_context): Likewise.
16568 (delete_omp_context): Likewise.
16569 * gimplify.c (splay-tree.h): Include.
16570 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16572 (remap_ssa_name): Likewise.
16573 (remap_decl): Likewise.
16574 (remap_type_1): Likewise.
16575 (remap_type): Likewise.
16576 (copy_body_r): Likewise.
16577 (expand_call_inline): Likewise.
16578 (clone_body): Likewise.
16579 (copy_tree_r): Likewise.
16580 (remap_save_expr): Likewise.
16581 (unsave_r): Likewise.
16582 (unsave_expr_now): Likewise.
16583 (tree_function_versioning): Likewise.
16584 (build_duplicate_type): Likewise.
16585 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16586 (struct copy_body_data): Replace splay-tree by pointer-map.
16587 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16588 not $(SPLAY_TREE_H).
16589 (gimplify.o): Depend on $(SPLAY_TREE_H).
16590 (omp-low.p): Likewise.
16592 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16594 * config/avr/predicates.md (even_register_operand,
16595 odd_register_operand): New predicates.
16596 * config/avr/avr.md (movw peephole2): New.
16597 (movw_r peephole2): New.
16599 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16601 * tree.h (get_signed_or_unsigned_type): New.
16602 * fold-const.c (operand_equal_for_comparison_p): Use
16603 get_signed_or_unsigned_type instead of
16604 lang_hooks.types.signed_or_unsigned_type.
16605 * expr.c (store_expr): Ditto.
16606 * langhooks.c (get_signed_or_unsigned_type): New.
16607 (lhd_signed_or_unsigned_type): New.
16608 * langhooks.h (lhd_signed_or_unsigned_type): New.
16609 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16611 2007-03-30 Richard Henderson <rth@redhat.com>
16613 * tree-ssa-loop-ivopts.c: Include target.h.
16614 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16615 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16616 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16617 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16619 2007-03-30 Richard Henderson <rth@redhat.com>
16620 Kai Tietz <kai.tietz@onevision.com>
16622 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16623 default for 64-bit.
16624 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16625 (TARGET_64BIT_MS_ABI): New.
16626 (DBX_REGISTER_NUMBER): Handle 64-bit.
16627 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16628 (LONG_TYPE_SIZE): Force to 32.
16629 (REG_PARM_STACK_SPACE): New.
16630 (OUTGOING_REG_PARM_STACK_SPACE): New.
16631 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16632 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16633 (STACK_BOUNDARY): Use 128 for 64-bit.
16634 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16635 Add 64-bit implementation.
16636 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16638 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16639 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16640 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16641 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16642 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16643 TARGET_64BIT_MS_ABI.
16644 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16645 (ix86_pass_by_reference): Likewise.
16646 (ix86_function_value_regno_p): Likewise.
16647 (ix86_build_builtin_va_list): Likewise.
16648 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16649 (function_arg_advance_ms_64): New.
16650 (function_arg_advance): Call it.
16651 (function_arg_ms_64): New.
16652 (function_arg): Call it.
16653 (function_value_ms_64): New.
16654 (ix86_function_value_1): Call it.
16655 (return_in_memory_ms_64): New.
16656 (ix86_return_in_memory): Call it.
16657 (setup_incoming_varargs_ms_64): New.
16658 (ix86_setup_incoming_varargs): Call it.
16659 (ix86_expand_prologue): Handle 64-bit stack probing.
16660 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16661 (output_pic_addr_const): Likewise.
16662 (x86_this_parameter): Likewise.
16663 (x86_output_mi_thunk): Likewise.
16664 (x86_function_profiler): Likewise.
16665 (TARGET_STRICT_ARGUMENT_NAMING): New.
16666 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16667 (TARGET_64BIT_MS_ABI): New.
16668 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16669 * config/i386/i386.md (allocate_stack_worker): Remove.
16670 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16671 describe the clobber of eax without a match_scratch.
16672 (allocate_stack_worker_postreload): Remove.
16673 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16674 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16675 (allocate_stack_worker_rex64_postreload): Remove.
16676 (allocate_stack): Handle 64-bit.
16677 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16678 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16679 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16680 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16681 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16682 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16683 * config.build (x86_64-*-mingw*): New host.
16684 * config.host (x86_64-*-mingw*): New host.
16685 * config.gcc (x86_64-*-mingw*): New target.
16686 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16688 2007-03-30 Richard Henderson <rth@redhat.com>
16689 Kai Tietz <kai.tietz@onevision.com>
16691 * c-pragma.c (struct def_pragma_macro_value): New.
16692 (struct def_pragma_macro): New.
16693 (pushed_macro_table): New.
16694 (dpm_hash, dpm_eq): New.
16695 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16696 (init_pragma): Install them.
16697 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16699 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16701 * config/avr/avr.c (avr_override_options): Clear
16702 'flag_delete_null_pointer_checks'.
16704 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16707 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16708 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16709 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16710 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16711 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16712 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16713 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16715 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16717 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16719 * regmove.c: Move all of pass_stack_adjustments from here...
16720 * combine-stack-adj.c: ...to this new file.
16721 * Makefile.in: Add rules for combine-stack-adj.o.
16723 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16725 PR tree-optimization/31383
16726 * tree-data-ref.c (affine_function_equal_p): Do not require the
16727 vectors to have the same length.
16729 2007-03-30 Jan Hubicka <jh@suse.cz>
16731 PR middle-end/30700
16732 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16733 availablility; add more sanity checking; ask varpool only about
16736 2007-03-29 Richard Henderson <rth@redhat.com>
16738 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16739 to decide, but __SIZEOF_LONG_LONG__.
16741 2007-03-29 Richard Henderson <rth@redhat.com>
16743 * emutls.c (struct __emutls_array): New.
16744 (emutls_destroy): Use it instead of casting element 0 from void*.
16745 (__emutls_get_address): Likewise.
16747 2007-03-29 Richard Henderson <rth@redhat.com>
16749 * varasm.c (initializer_constant_valid_p): Don't deny
16750 DECL_DLLIMPORT_P on functions.
16752 * config/i386/cygming.h: Remove function declarations.
16753 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16754 (ASM_OUTPUT_LABELREF): Remove.
16755 (COMMON_ASM_OP): Remove.
16756 (ASM_OUTPUT_COMMON): Remove.
16757 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16758 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16759 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16760 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16761 Rename from TARGET_ENCODE_SECTION_INFO.
16762 * config/i386/netware.h: Likewise.
16763 * config/i386/i386-protos.h: Update.
16764 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16765 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16766 (legitimate_constant_p): Reject dllimports.
16767 (dllimport_map, get_dllimport_decl): New.
16768 (legitimize_dllimport_symbol): New.
16769 (legitimize_address, ix86_expand_move): Use it.
16770 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16771 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16772 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16773 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16774 * config/i386/predicates.md (constant_call_address_operand): Only
16775 accept symbols; reject dllimport_p symbols.
16776 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16777 i386_pe_maybe_record_exported_symbol.
16778 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16779 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16780 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16781 trust the setting of DECL_DLLIMPORT_P.
16782 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16783 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16784 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16785 tidy the argument scanning loop.
16786 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16787 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16788 (i386_pe_strip_name_encoding): Remove.
16789 (i386_pe_binds_local_p): New.
16790 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16791 (i386_pe_output_labelref): Remove.
16792 (i386_pe_asm_output_aligned_decl_common): New.
16793 (i386_pe_maybe_record_exported_symbol): Rename from
16794 i386_pe_record_exported_symbol; check for dllexported symbols.
16796 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16798 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16799 add comment explaining why vsnprintf cannot be used.
16801 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16803 PR tree-optimization/30666
16804 * tree.c (build_complex_type): When creating type names for DWARF2
16805 debug info, create TYPE_DECLs for TYPE_NAME instead of
16807 (build_common_tree_nodes_2): Use build_complex_type when building
16808 predefined complex types, to preserve canonical types.
16810 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16812 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16813 (noce_get_alt_condition): Look at it to determine whether to
16814 reverse the condition or not.
16815 (noce_get_condition): Substitute the truth for lies.
16816 (noce_find_if_block): Set the then_else_reversed field.
16818 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16820 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16821 destination of this insn.
16822 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16823 than calling gen_rtx_SET directly. Use r0 to hold the value of
16824 'address + 4' rather than a stack based temporary which can be
16825 mis-optimized away.
16827 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16829 * config/s390/s390.c (s390_secondary_input_reload_class,
16830 s390_secondary_output_reload_class): Functions removed.
16831 (s390_secondary_reload): New function.
16832 (TARGET_SECONDARY_RELOAD): Target macro defined.
16833 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16834 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16835 * config/s390/s390.md ("reload_outti", "reload_outdi",
16836 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16837 "reload_out<mode>"): Expanders removed.
16838 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16839 "reload<mode>_nonoffmem_out"): Expanders added.
16841 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16843 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16844 action if SRC->DEST replacement failed anyway.
16846 2007-03-28 Mike Stump <mrs@apple.com>
16848 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16849 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16850 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16852 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16854 * config.gcc: Accept barcelona as a variant of amdfam10.
16855 * config/i386/i386.c (override_options): Likewise.
16856 * doc/invoke.texi: Likewise.
16858 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16860 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16861 offsets for BIT_FIELD_REF and COMPONENT_REF.
16863 2007-03-28 Richard Guenther <rguenther@suse.de>
16865 * tree.c (is_global_var): Move ...
16866 * tree-flow-inline.h (is_global_var): ... here.
16867 * tree.h (is_global_var): Remove declaration.
16869 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16871 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16873 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16874 * config/i386/i386.c (ix86_tune_features): Initialize new
16876 * config/i386/predicates.md (promotable_binary_operator): Use
16877 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16879 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16882 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16884 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16886 * config/fr30/fr30.md (movsi_internal): Change destination
16887 constraint from m to V and add m to the end.
16889 2007-03-28 Christian Bruel <christian.bruel@st.com>
16891 * config/sh/sh.md (movsi_i): Fix type attribute.
16893 2007-03-28 Christian Bruel <christian.bruel@st.com>
16895 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16896 (movsf_ie): Likewise.
16898 2007-03-28 Christian Bruel <christian.bruel@st.com>
16900 * config.gcc: Add sh4-300 to multilib.
16901 * config/sh/t-mlib-sh4-300: New file.
16903 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16905 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16906 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16907 fix_trunc<mode>di2.
16908 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16909 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16910 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16911 "fixuns_trunctddi2"): Whitespace fix.
16913 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16915 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16916 the definition of struct sh_args.
16917 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16918 CALL_COOKIE_INT_REG_GET): Likewise.
16920 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16922 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16923 transformations are applied successfully.
16925 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16927 * tree.c (tree_contains_struct): Permit 512 tree codes.
16928 * tree.h (tree_contains_struct): Ditto.
16929 (MAX_TREE_CODES): Ditto.
16930 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16931 SPARE member to store remaining padding bits.
16933 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16935 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16938 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16940 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16941 * configure: Regenerate.
16943 * configure: Regenerate using the correct version of autoconf.
16945 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16947 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16949 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16950 regs to "__SP_L__" and "__SP_H__".
16952 2007-03-27 Richard Guenther <rguenther@suse.de>
16954 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16955 computations with it with a HOST_WIDE_INT variable.
16957 2007-03-26 Mike Stump <mrs@apple.com>
16959 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16960 objective-c-header, objective-c++-header and objc++-cpp-output
16962 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16964 2007-03-26 Richard Henderson <rth@redhat.com>
16967 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16968 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16969 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16970 IX86_BUILTIN_PSRLQ128): New.
16971 (ix86_init_mmx_sse_builtins): Add them.
16972 (ix86_expand_builtin): Expand them.
16973 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16974 operand 2 be TImode.
16975 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16976 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16977 _mm_srli_epi64): Mark __B const.
16978 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16979 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16980 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16981 new two-vector shift builtins.
16983 2007-03-26 Ian Lance Taylor <iant@google.com>
16985 PR tree-optimization/31345
16986 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16987 [+INF, +INF(OVF)] into VARYING.
16989 2007-03-26 Zack Weinberg <zackw@panix.com>
16991 * gengtype-parse.c: New file.
16992 * gengtype-yacc.y: Delete.
16993 * gengtype-lex.l: Don't include gengtype-yacc.h.
16994 Define YY_DECL and yyterminate appropriately for recursive
16995 descent parser. yylval is now a string out-parameter to yylex.
16996 (HWS, EOID): New shorthand.
16997 (IWORD): Add a couple more types.
16998 (yylex): Add a setup stanza. Remove the complex rules for
16999 detecting GTY'ed types and typedefs; replace with simple
17000 keyword detectors. Adjust everything for the changed
17001 definition of yylval. Ignore all pp-directives, not just #define.
17003 (parse_file): Rename yybegin; do not call yyparse.
17005 * gengtype.c (xasprintf): Export again.
17006 (this_file): New. Use everywhere __FILE__ was being used.
17007 (get_lang_bitmap): Special case types defined in gengtype.c.
17008 (do_typedef, new_structure): Suppress definition of certain types.
17009 (new_structure): Improve diagnostics of duplicate definitions.
17010 Make sure location_s is associated with input.h.
17011 (nreverse_pairs, define_location_structures): New functions.
17012 (main): Improve tagging of kludge types. Remove old kludges
17013 for input.h types; use define_location_structures.
17014 * gengtype.h: Update prototypes. Define token codes here.
17015 * Makefile.in: Remove all references to gengtype-yacc.
17016 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17018 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17019 add GTY((skip)) to the field that's only conditionally there.
17020 * doc/install.texi: Document that Bison is no longer required
17021 unless building treelang.
17023 * gengtype.c: Don't include gtyp-gen.h.
17024 (srcdir): Declare here.
17025 (base_files, lang_dir_names): Allocate dynamically.
17026 (gt_files, num_gt_files, num_lang_dirs): New globals.
17027 (measure_input_list, read_input_line, read_input_list)
17028 (set_lang_bitmap): New functions.
17029 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17030 simplify, relying on read_input_list to set up the bitmaps.
17031 (main): Arguments are no longer unused. Check for correct number
17032 of command line arguments, set srcdir and srcdir_len, then call
17033 read_input_list, before doing anything else. No need to worry
17034 about duplicates in main loop.
17035 * configure.ac: Simplify the calculation of all_gtfiles.
17036 Put language tags in there. Don't set or substitute
17037 all_gtfiles_files_langs or all_gtfiles_files_frags.
17038 * Makefile.in: Revamp the way gengtype is invoked, now that it
17039 takes a file on its command line with a much simpler format.
17040 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17041 (GTFILES): Remove duplicates and C source files.
17042 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17043 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17044 * configure: Regenerate.
17046 * gengtype.h: Remove all type definitions to gengtype.c; leave
17047 only definitions of options_p, type_p, and pair_p as opaque
17048 pointers. Update prototypes.
17049 * gengtype.c: Many type definitions moved here from gengtype.h.
17050 Consolidate type definitions at the top of the file.
17051 (xvasprintf): Delete.
17052 (xasprintf): Make static.
17053 (create_nested_pointer_option): Add 'next' parameter.
17054 (create_field_all, create_field_at): New functions.
17055 (create_field): Now a thin wrapper around create_field_all.
17056 (create_optional_field): Rename create_optional_field_ and add
17057 line argument. Original name is now a macro which supplies
17059 (oprintf): Use vsnprintf directly.
17060 (close_output_files): Use fatal rather than perror/exit.
17061 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17062 (main): Set progname. Don't use exit.
17063 * gengtype-yacc.y (struct_fields): Use create_field_at.
17064 (option, optionseqopt): Delete.
17065 (optionseq): Consolidate productions from option here so we
17066 can use the first argument to create_option.
17068 * gengtype-lex.l: Distinguish unions from structures in the
17069 token type. Don't call find_structure; return the tag as a string.
17070 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17071 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17072 string. Reorganize typedef_struct production accordingly.
17073 Use create_nested_ptr_option.
17074 * gengtype.c (create_nested_ptr_option): New function.
17075 * gengtype.h: Declare it.
17077 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17078 (string_type): Don't declare.
17079 (do_scalar_typedef): Declare.
17080 (create_scalar_type): Update prototype.
17081 * gengtype.c (string_type): Make static.
17082 (scalar_nonchar, scalar_char): New.
17083 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17084 (resolve_typedef): Use scalar_nonchar for error recovery.
17085 (create_scalar_type): Remove name_len field. Return scalar_char
17086 or scalar_nonchar as appropriate.
17087 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17088 to use string_type.
17089 (throughout): Use scalar_nonchar instead of calling
17090 create_scalar_type, whenever possible.
17091 (main): Initialize scalar_char and scalar_nonchar before calling
17093 * gengtype-lex.l: Adjust for removal of second argument to
17094 create_scalar_type. Use yylval.s instead of yylval.t when
17096 * gengtype-yacc.y: Type of SCALAR is string. Call
17097 create_scalar_type from type:SCALAR rule. Adjust for removal of
17098 second argument to create_scalar_type.
17100 * vec.h: Remove all #if IN_GENGTYPE blocks.
17101 Add comment saying that changes may require adjustments to gengtype.
17102 * gengtype.c: Don't include coretypes.h or tm.h.
17103 Add comment to inclusion of errors.h.
17104 (note_def_vec, note_def_vec_alloc): New functions.
17105 * gengtype.h: Declare new functions.
17106 * gengtype-lex.l: Don't include coretypes.h.
17107 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17109 (update_lineno): Remove unnecessary prototype.
17110 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17111 (VEC rule): Just return VEC_TOKEN.
17112 * gengtype-yacc.y (VEC_TOKEN): New token type.
17113 (type): Add a production for VEC(a,b).
17114 * Makefile.in: Update dependencies.
17116 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17117 typedefs that use the old PARAMS macro.
17119 * gengtype-lex.l: Remove all rules and states relating to yacc
17121 * gengtype-yacc.y: Similarly.
17122 * gengtype.c (note_yacc_type): Delete function.
17123 * gengtype.h: Update prototypes.
17125 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17127 * tree-pretty-print.c (dump_generic_node): Report precision of
17128 unnamed integer types.
17130 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17132 * ifcvt.c (noce_try_store_flag_constants): Don't check
17133 no_new_pseudos here.
17134 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17135 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17136 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17137 noce_try_sign_mask): Likewise.
17138 (if_convert): Check no_new_pseudos here.
17140 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17142 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17143 (noce_get_condition): Handle new then_else_reversed argument.
17144 (noce_init_if_info): Remove, fold into noce_find_if_block.
17145 (noce_process_if_block): Take a struct noce_if_info as the
17146 argument. Don't set up one based on ce_if_info. Update pointer
17147 references accordingly.
17148 (cond_move_process_if_block): Likewise.
17149 (process_if_block): Removed.
17150 (find_if_block): Removed. Move functionality two new functions,
17151 noce_find_if_block and cond_exec_find_if_block.
17152 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17153 blocks and the symmetric IF-ELSE-JOIN case.
17154 (cond_exec_find_if_block): Also new function mostly based on old
17155 find_if_block and process_if_block.
17156 (find_if_header): Replace find_if_block call with separately
17157 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17158 (find_cond_trap): Update noce_get_condition call.
17159 (dead_or_predicable): Likewise.
17161 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17163 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17165 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17166 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17167 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17168 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17169 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17170 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17171 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17172 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17173 __builtin_ia32_psrad128 builtins.
17175 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17177 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17178 * config/i386/constraints.md
17179 (define_constraint "I"): Use IN_RANGE macro.
17180 (define_constraint "J"): Ditto.
17181 (define_constraint "K"): Ditto.
17182 (define_constraint "M"): Ditto.
17183 (define_constraint "N"): Ditto.
17184 (define_constraint "O"): Ditto.
17185 * config/i386/predicates.md
17186 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17187 (define_predicate "const_0_to_3_operand"): Ditto.
17188 (define_predicate "const_0_to_7_operand"): Ditto.
17189 (define_predicate "const_0_to_15_operand"): Ditto.
17190 (define_predicate "const_0_to_63_operand"): Ditto.
17191 (define_predicate "const_0_to_255_operand"): Ditto.
17192 (define_predicate "const_1_to_31_operand"): Ditto.
17193 (define_predicate "const_2_to_3_operand"): Ditto.
17194 (define_predicate "const_4_to_7_operand"): Ditto.
17196 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17198 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17199 in SImode for save_world.
17200 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17203 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17205 PR tree-optimization/30784
17206 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17209 2007-03-25 Revital Eres <eres@il.ibm.com>
17211 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17212 Fold movement_possibility function into it.
17214 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17216 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17217 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17218 (call_indirect_nonlocal_darwin64): Same.
17219 (call_nonlocal_darwin64): Same.
17220 (call_value_indirect_nonlocal_darwin64): Same.
17221 (call_value_nonlocal_darwin64): Same.
17222 (sibcall_nonlocal_darwin64): Same.
17223 (sibcall_value_nonlocal_darwin64): Same.
17224 (sibcall_symbolic_64): Same.
17225 (sibcall_value_symbolic_64): Same.
17226 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17228 (rs6000_emit_load_toc_table): Same.
17229 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17230 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17232 (divss_call): Same.
17233 (divus_call): Same.
17234 (quoss_call): Same.
17235 (quous_call): Same.
17236 (load_toc_v4_pic_si): Same
17237 (load_toc_v4_PIC_1): Same.
17238 (load_toc_v4_PIC_1b): Same.
17239 (call_indirect_aix{32,64}): Same.
17240 (call_value_indirect_aix{32,64}): Same.
17242 (call_value): Same.
17243 (call_local{32,64}): Same.
17244 (call_value_local{32,64}): Same.
17245 (call_indirect_nonlocal_aix{32,64}): Same.
17246 (call_nonlocal_aix{32,64}): Same.
17247 (call_value_indirect_nonlocal_aix{32,64}): Same.
17248 (call_value_nonlocal_aix{32,64}): Same.
17249 (call_indirect_nonlocal_sysv<mode>): Same.
17250 (call_nonlocal_sysv<mode>): Same.
17251 (call_value_indirect_nonlocal_sysv<mode>): Same.
17252 (call_value_nonlocal_sysv<mode>): Same.
17254 (sibcall_local{32,64}): Same.
17255 (sibcall_value_local{32,64}): Same.
17256 (sibcall_nonlocal_aix{32,64}): Same.
17257 (sibcall_value_nonlocal_aix{32,64}): Same.
17258 (sibcall_nonlocal_sysv<mode>): Same.
17259 (sibcall_value): Same.
17260 (sibcall_value_nonlocal_sysv<mode>): Same.
17262 2007-03-24 Paul Brook <paul@codesourcery.com>
17264 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17265 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17267 2007-03-24 Richard Henderson <rth@redhat.com>
17269 * config/ia64/constraints.md: New file.
17270 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17271 satisfies_constraint_?.
17272 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17273 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17274 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17275 ia64_output_mi_thunk): Likewise.
17276 (ia64_const_ok_for_letter_p): Remove.
17277 (ia64_const_double_ok_for_letter_p): Remove.
17278 (ia64_extra_constraint): Remove.
17279 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17280 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17281 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17282 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17283 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17284 EXTRA_MEMORY_CONSTRAINT): Remove.
17285 * config/ia64/ia64.md: Include constriants.md. Replace
17286 CONST_OK_FOR_? with satisfies_constraint_?.
17288 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17289 H.J. Lu <hongjiu.lu@intel.com>
17291 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17293 (name macros): Use DPD_BID_NAME to convert names properly.
17295 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17296 decimal floating point format.
17297 (init_floating_libfuncs): Change decimal functions so that they
17298 have a "bid_" prefix if the decimal system uses the BID format,
17299 and "dpd_" prefix if the decimal system uses the DPD format.
17300 (init_interclass_conv_libfuncs): Ditto.
17301 (init_intraclass_conv_libfuncs): Ditto.
17303 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17304 using the BID format.
17306 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17307 whether we are using the BID decimal format.
17308 * configure: Regenerate.
17310 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17311 the compiler has decimal floating point enabled. Define
17312 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17315 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17316 using the BID format.
17318 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17319 whether we are using the BID decimal format.
17320 * configure: Regenerate.
17322 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17323 the compiler has decimal floating point enabled. Define
17324 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17327 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17328 options, and that it is enabled for i386/x86_64 systems.
17330 * Makefile.in (enable_decimal_float): New.
17332 (DECNUMINC): Add -I$(DECNUMFMT).
17333 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17334 to $(DECNUMFMT) from $(DECNUM).
17336 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17337 Substitute enable_decimal_float.
17338 * configure: Regenerated.
17341 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17344 * configure.ac: Enable decimal float for x86_64-*-linux*.
17345 * configure: Regenerated.
17348 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17349 decimal128ClearSign to flip and clear the sign bit in decimal128.
17350 (decimal_real_maxval): Set decimal128SetSign to set the sign
17353 2007-03-23 Ian Lance Taylor <iant@google.com>
17355 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17357 2007-03-23 Ian Lance Taylor <iant@google.com>
17359 * tree-dump.c (dump_files): Correct comment.
17361 2007-03-23 Ian Lance Taylor <iant@google.com>
17363 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17365 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17367 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17368 in cfglayout mode. Don't go into and out of cfglayout mode.
17369 Link the blocks in the order of the constructed traces.
17370 (rest_of_handle_tracer): Adjust call to tracer.
17371 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17372 Don't go into cfglayout mode.
17373 (rtl_loop_done): Don't go out of cfglayout mode.
17374 * cfglayout.c (relink_block_chain): New function, split out from...
17375 (fixup_reorder_chain): ...here. Remove redundant checking.
17376 (cfg_layout_finalize): Don't clear the header, footer, and aux
17377 fields here, move the code to do so to relink_block_chain. Likewise
17378 for free_original_copy_tables.
17379 * rtl.h (tracer): Update prototype.
17380 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17381 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17382 mode. Use relink_block_chain to serialize the CFG according to the
17383 new basic block order. Move targetm.cannot_modify_jumps_p check from
17385 (gate_handle_reorder_blocks): ...to here.
17386 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17388 (gate_duplicate_computed_gotos): ...to here.
17389 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17390 something always changes when going into and out of cfglayout mode.
17391 Perform an expensive cfg cleanup while going into cfglayout mode.
17392 Always update liveness information on HAVE_conditional_execution
17393 targets. Reserialize the basic blocks and go out of cfglayout mode.
17394 * reg-stack.c: Include cfglayout.h.
17395 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17396 the call to reorder_basic_blocks.
17397 * basic-block.h (reorder_basic_blocks): Update prototype.
17398 (relink_block_chain): New prototype.
17399 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17401 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17403 * config/mips/mips.md (type, hazard, *movdi_32bit,
17404 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17405 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17406 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17407 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17408 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17410 (movcc): Change first xfer to multi.
17411 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17412 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17413 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17414 config/mips/generic.md: Change reservations using "xfer" to use
17416 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17417 using match_operand.
17418 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17419 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17421 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17423 2007-03-22 Richard Henderson <rth@redhat.com>
17425 * config/i386/i386.c: Remove unnecessary function declarations.
17426 Move targetm definition, and all related macros, to the end of
17427 the file. Resort some functions to put definitions before uses.
17428 (ix86_attribute_table): Make static. Move to end of file.
17429 (ix86_gimplify_va_arg): Make static.
17431 2007-03-22 Richard Henderson <rth@redhat.com>
17433 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17434 don't increase local_regparm with force_align_arg_pointer check.
17435 (ix86_function_sseregparm): Assert 32-bit.
17436 (type_has_variadic_args_p): New.
17437 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17438 type_has_variadic_args_p.
17439 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17440 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17441 use memset instead. Do maybe_vaarg check first; skip attribute
17442 tests if true; skip attribute tests for 64-bit.
17443 (construct_container): Remove TARGET_DEBUG_ARG.
17444 (function_arg_advance_32, function_arg_advance_64): Split out ...
17445 (function_arg_advance): ... from here.
17446 (function_arg_32, function_arg_64): Split out ...
17447 (function_arg): ... from here.
17448 (ix86_pass_by_reference): Tidy.
17449 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17450 (function_value_32): New, from parts of ix86_function_value
17451 and ix86_value_regno.
17452 (function_value_64): New, from parts of ix86_function_value
17453 and ix86_libcall_value.
17454 (ix86_function_value_1): New.
17455 (ix86_function_value, ix86_libcall_value): Use it.
17456 (return_in_memory_32, return_in_memory_64): Split out ...
17457 (ix86_return_in_memory): ... from here.
17458 (ix86_struct_value_rtx): Skip for 64-bit.
17459 (ix86_libcall_value, ix86_value_regno): Remove.
17460 (setup_incoming_varargs_64): Split out ...
17461 (ix86_setup_incoming_varargs): ... from here.
17462 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17463 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17464 * config/i386/i386-protos.h (ix86_function_value): Remove.
17465 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17467 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17470 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17471 infinities not supported, otherwise emit warning if -Woverflow. On
17472 underflow, emit warning if -Woverflow.
17473 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17475 * real.h (real_from_string): Update declaration
17477 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17478 Richard Henderson <rth@redhat.com>
17480 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17481 * calls.c (compute_argument_block_size, expand_call,
17482 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17483 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17484 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17485 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17486 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17487 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17488 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17489 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17492 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17494 * c-incpath.c (add_sysroot_to_chain): New.
17495 (merge_include_chains): Add sysroot argument. Call
17496 add_sysroot_to_chain if sysrooted.
17497 (register_include_chains): Update call to merge_include_chains.
17498 * doc/cppopts.texi: Document use of '=' in include directory
17501 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17503 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17504 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17505 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17506 insn pattern using X87MODEF12 mode macro.
17508 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17510 * regmove.c (regmove_optimize): Use reg_mentioned_p
17511 instead of reg_overlap_mentioned_p for DST.
17513 2007-03-21 Mike Stump <mrs@apple.com>
17515 * c.opt: Fixup for Objective-C/C++.
17517 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17519 * explow.c (convert_memory_address): Fold memory reference when
17520 POINTERS_EXTEND_UNSIGNED < 0
17522 2007-03-21 Richard Henderson <rth@redhat.com>
17525 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17526 * config/i386/mmintrin.h (__m64): Likewise.
17527 * config/i386/xmmintrin.h (__m128): Likewise.
17529 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17531 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17532 (VXWORKS_OS_CPP_BUILTINS): Define.
17533 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17534 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17536 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17538 * rtl.h (constant_pool_reference_p): Delete.
17539 (find_constant_src): Declare.
17540 * rtlanal.c (find_constant_src): New function.
17541 * simplify-rtx.c (constant_pool_reference_p): Delete.
17542 * config/i386/i386.md: Use find_constant_src instead of
17543 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17545 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17547 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17548 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17550 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17552 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17553 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17554 (arm_elf_asm_constructor): Use it.
17555 (arm_elf_asm_destructor): New function.
17557 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17559 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17561 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17563 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17565 2007-03-19 Andrew Haley <aph@redhat.com>
17567 PR tree-optimization/31264
17568 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17569 VIEW_CONVERT_EXPRs.
17571 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17573 PR rtl-optimization/30907
17574 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17575 (fwprop_init): Always call loop_optimizer_initialize.
17576 (fwprop_done): Always call loop_optimizer_finalize.
17577 (fwprop): We always have loop info now.
17578 (gate_fwprop_addr): Remove.
17579 (pass_fwprop_addr): Use gate_fwprop as gate.
17581 PR rtl-optimization/30841
17582 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17583 df_chain_alloc): Call df_reorganize_refs unconditionally.
17584 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17585 refs_organized to refs_organized_size.
17586 (df_ref_create_structure): Use refs_organized_size instead of
17587 bitmap_size if refs had been organized, and keep refs_organized_size
17589 * df.h (struct df_ref_info): Change refs_organized to
17590 refs_organized_size.
17591 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17594 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17596 * except.c (output_function_exception_table): Do not reference the
17597 EH personality routine for functions that do not require an
17600 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17603 * c-typeck.c (convert_for_assignment): Call comptypes for
17604 RECORD_TYPE or UNION_TYPE.
17606 PR inline-asm/30505
17607 * reload1.c (reload): Do invalid ASM checking after
17608 cleanup_subreg_operands.
17610 2007-03-19 Jeff Law <law@redhat.com>
17612 * tree-cfg.c (find_taken_edge): Tighten conditions for
17613 optimizing computed gotos.
17615 2007-03-19 Michael Matz <matz@suse.de>
17617 * builtins.c (expand_builtin_sync_operation,
17618 expand_builtin_compare_and_swap,
17619 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17622 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17623 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17626 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17628 * doc/tm.texi: Add brackets around the return type of
17629 TARGET_SECONDARY_RELOAD.
17631 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17632 Richard Guenther <rguenther@suse.de>
17634 PR tree-optimization/31254
17635 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17636 Use handled_component_p () where appropriate. Continue
17637 propagating into the rhs if we propagated into an INDIRECT_REF
17640 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17642 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17643 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17644 (xde, xdee): Mode attributes adjusted to support DFP modes.
17645 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17646 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17647 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17648 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17649 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17650 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17651 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17653 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17654 "movsf"): Insn definitions removed.
17655 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17656 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17657 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17659 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17660 "reload_in<mode>", "reload_out<mode>"): Expander added.
17661 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17664 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17666 * config/s390/s390.md: Only non-functional changes. Renamed
17667 FPR mode macro to BFP all over the file.
17669 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17671 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17672 (op_type attribute): RRF instruction type added.
17673 (fT0): New mode attribute.
17674 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17675 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17676 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17677 instruction no secondary memory is needed when moving DFmode values
17678 between GPRs and FPRs.
17680 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17682 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17683 inverted and documentation adjusted.
17684 ("mhard-dfp", "msoft-dfp"): New options.
17685 * config/s390/s390.c (s390_handle_arch_option): New architecture
17687 (override_options): Sanity checks for the new options added.
17688 * config.gcc: New architecture switch: z9-ec.
17689 * config/s390/s390.h (processor_flags): PF_DFP added.
17690 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17691 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17692 when the bit is NOT set so remove it from the defaults.
17694 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17696 * genemit.c (main): Print include statement for dfp.h.
17697 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17700 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17702 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17704 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17707 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17708 instead of PATTERN.
17710 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17712 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17713 attr_length_call, output_call, output_indirect_call): Cleanup
17714 formatting of targetm calls.
17716 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17718 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17720 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17722 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17723 reservation, bypass and anti-bypass descriptions for these
17724 instructions. Update move patterns.
17725 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17728 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17730 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17731 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17732 (get_initial_def_for_reduction): Likewise.
17734 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17736 Fix PR tree-optimization/29922
17737 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17738 (get_representative): Removed.
17739 (value_dies_in_block_x): Update for rvuse removal.
17740 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17741 (compute_antic_aux): Handle when PHI nodes appear in
17742 non-single-successors.
17743 (dump_bitmap_of_names): Removed.
17744 (compute_antic_safe): Renamed and removed rvuse calculation.
17745 Calculate only antic safe.
17746 (insert_into_preds_of_block): Remove assert.
17747 (execute_pre): Update for renamed functions.
17748 (defer_or_phi_translate_block): New function.
17750 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17752 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17753 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17755 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17756 Follow spelling conventions.
17758 * tree-data-ref.h: Remove the prototype for analyze_array.
17760 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17762 PR tree-optimization/31041
17763 * tree-vect-transform.c (get_initial_def_for_induction): Call
17764 force_gimple_operand.
17766 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17768 * ipa-type-escape.c (look_for_casts) : Revert code to use
17769 handled_component_p due to ada test a-numaux.adb.
17771 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17773 * final.c (final_scan_insn): Alter the condition of a
17774 conditional trap if we have nonstandard CC.
17776 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17778 * configure.ac: Remove excess quoting from asm line 0 test.
17779 * configure: Rebuilt.
17781 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17783 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17784 * c-common.c (convert_and_check): Move warning logic to...
17785 (warnings_for_convert_and_check): ...here. Define.
17786 * c-common.h (warnings_for_convert_and_check): Declare.
17788 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17790 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17791 (output_call): Likewise.
17793 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17795 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17797 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17799 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17801 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17803 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17804 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17806 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17808 PR tree-optimization/31183
17809 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17810 Use double_int instead of unsigned int for representing access_strides.
17811 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17813 2007-03-16 Richard Guenther <rguenther@suse.de>
17815 PR tree-optimization/31146
17816 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17817 to allow recursion of forward_propagate_addr_expr.
17818 (forward_propagate_addr_into_variable_array_index): Likewise.
17819 (forward_propagate_addr_expr): Likewise.
17820 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17821 (forward_propagate_addr_expr_1): Recurse on simple copies
17822 instead of propagating into them. Do so for useless conversions
17824 (forward_propagate_addr_expr): Clean up unused statements after
17827 2007-03-16 Richard Guenther <rguenther@suse.de>
17829 * builtins.c (expand_builtin_cexpi): Use the right argument
17830 for the expansion via cexp.
17832 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17834 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17835 * configure: Rebuilt.
17837 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17840 * dwarf2out.c (force_type_die): Adjust comment.
17841 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17843 2007-03-15 DJ Delorie <dj@redhat.com>
17845 * config/frv/predicates.md (minmax_operator): Don't check operands
17848 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17850 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17851 Update constant estimates of number of iterations.
17852 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17853 argument renamed to "realistic".
17854 (compute_estimated_nb_iterations): Removed.
17855 (record_niter_bound): New function.
17856 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17857 call record_nonwrapping_iv with upper = false.
17858 (infer_loop_bounds_from_signedness): Pass upper argument to
17859 record_nonwrapping_iv.
17860 (estimate_numbers_of_iterations_loop): Do not call
17861 compute_estimated_nb_iterations. Record estimate based on profile
17862 information. Initialize the constant estimates of number of
17864 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17866 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17867 number of iterations is too small.
17868 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17869 (EST_NOT_AVAILABLE): Removed.
17870 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17871 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17874 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17876 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17877 Handle NE_EXPR guards.
17879 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17882 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17883 Set also -pedantic-errors by default for the preprocessor unless
17884 -fpermissive is given.
17886 2007-03-15 Richard Guenther <rguenther@suse.de>
17888 PR middle-end/29719
17889 PR middle-end/31161
17890 * builtins.c (expand_builtin_cexpi): As a fallback if we
17891 don't have builtins for sincos or cexp create a function
17892 declaration for cexp and expand to a call to that.
17893 (expand_builtin_int_roundingfn): Always fall
17894 back to floor/ceil and its variants even if they may be
17897 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17899 PR middle-end/31159
17900 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17901 jump tables, move the call to delete_dead_jumptables from here...
17902 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17903 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17904 don't allow merging of blocks that try_redirect_by_replacing_jump
17905 also does not handle when not optimizing.
17907 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17908 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17910 * config/i386/i386.md (x86_sahf_1): Correctly handle
17913 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17916 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17917 x86_64_general_operand as operand[2] predicate. Remove "iF"
17918 from operand constraints and use "e" constraint instead.
17919 (*subti3_1, *subti3_1 splitter): Ditto.
17920 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17921 operand[1] predicate.
17923 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17925 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17926 arrays, multiply the access strides by the size of the sub-array.
17927 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17929 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17931 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17932 the configured assembler supports the sahf mnemonic.
17933 * configure: Regenerate.
17934 * config.in: Regenerate.
17936 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17937 emit "sahf" or ".byte\t0x9e" as asm template.
17939 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17942 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17943 option to replace hard coded TARGET_xxx in md file.
17944 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17945 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17946 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17947 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17948 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17949 (X86_TUNE_NOT_VECTORMODE): Ditto.
17950 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17951 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17952 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17953 (TUNE_SLOW_IMUL_IMM8): Ditto.
17954 (TUNE_MOVE_M1_VIA_OR): Ditto.
17955 (TUNE_NOT_UNPAIRABLE): Ditto.
17956 (TUNE_NOT_VECTORMODE): Ditto.
17958 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17961 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17962 tuning options instead of hard coded TARGET_xxx.
17963 (fix ssemode peephole2's): Ditto.
17964 (imul peephole2's): Ditto.
17966 (movdi_or_rex64): Ditto.
17967 (move peephole2): Ditto.
17968 (not peephole2's): Ditto.
17970 2007-03-14 Dirk Mueller <dmueller@suse.de>
17972 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17973 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17974 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17976 * c-parser.c (c_parser_do_statement): Warn about empty body in
17977 do/while statement.
17978 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17979 * doc/invoke.texi (-Wempty-body): Update documentation.
17981 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17984 * c-common.h (warn_for_div_by_zero): Declare.
17985 * c-common.c (warn_for_div_by_zero): Define.
17986 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17989 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17991 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17992 to PREFIX and STANDARD_PREFIX.
17994 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17995 Phil Edwards <phil@codesourcery.com>
17997 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17998 (__gthread_once_t): Remove busy field for RTPs.
17999 (__GTHREAD_ONCE_INIT): Update accordingly.
18001 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18003 * doc/invoke.texi: Document VxWorks options.
18005 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18007 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18009 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18011 PR tree-optimization/30590
18012 * tree-nrv.c (tree_nrv): Check for the partial update of the
18015 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18017 * flags.h (flag_random_seed): Remove declaration, in favor of...
18018 * toplev.h (get_random_seed, set_random_seed): ... these.
18019 * tree.c (get_file_function_name): Use the former.
18020 * opts.c (common_handle_option): Use the latter.
18023 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18025 PR middle-end/31127
18026 * cse.c (cse_find_path): Do not bail out if a basic block that
18027 we already visited now becomes part of a path that starts at a
18028 different basic block. Just disallow this, to make sure we
18029 visit each basic block at most once.
18031 2007-03-13 Jan Hubicka <jh@suse.cz>
18033 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18034 attributes, when profile esitmate is present, calls with very low
18035 frequency are cold.
18037 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18039 PR tree-optimization/30730
18040 PR tree-optimization/26900
18041 * tree-ssa-loop-niter.c: Include gmp.h.
18042 (bounds): New type.
18043 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18044 split_to_var_and_offset, determine_value_range,
18045 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18046 bound_difference, bounds_add, bounds_negate,
18047 number_of_iterations_ne_max, dump_affine_iv): New functions.
18048 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18049 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18050 difference of initial and final value of control iv to validate
18052 (number_of_iterations_cond): Add loop parameter. Determine bounds
18053 on the difference of the extremes of the control iv. Add dumps.
18054 (expand_simple_operations): Handle phi nodes.
18055 (simplify_using_initial_conditions): Do not record used conditions.
18056 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18057 Do not set additional_info.
18058 (implies_nonnegative_p, implies_ge_p): Removed.
18059 (derive_constant_upper_bound): Do not use parameter `additional'.
18060 (record_estimate): Parameter `additional' removed. Parameter
18061 `i_bound' added. Do not call derive_constant_upper_bound.
18062 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18063 bound the number of iterations estimate.
18064 (estimate_numbers_of_iterations_loop): Pass the estimate from
18065 the number of iterations analysis to record_estimate.
18066 * tree.h (multiple_of_p): Declare.
18067 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18068 (scev_const_prop): Do not check expression_expensive_p.
18069 * fold-const.c (multiple_of_p): Exported.
18070 * double-int.c (double_int_mask): Exported.
18071 * double-int.h (double_int_mask): Declare.
18072 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18073 field. Added max field.
18075 2007-03-13 David Taylor <taylor@candd.org>
18078 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18081 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18084 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18085 two unamed patterns.
18087 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18089 * config/i386/i386.opt (mcx16, msahf): New options.
18090 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18091 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18093 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18094 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18095 Output -mcx16 and -msahf options when corresponding bit is set.
18097 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18098 and -msahf options.
18100 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18102 * configure.ac: Test for assembler tolerance to # 0 "".
18103 * configure, config.in: Rebuilt.
18104 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18106 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18108 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18110 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18111 (handle_syscall): Handle direct system calls.
18112 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18114 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18116 * doc/invoke.texi: Fix cpp.info cross-reference.
18117 * doc/passes.texi: Fix gcc.info cross-reference.
18119 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18121 PR tree-optimization/30835
18122 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18123 bb_for_stmt is not NULL before accessing it.
18125 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18127 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18130 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18133 * doc/install.texi: Document --enable-stage1-languages
18135 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18137 * tree-pass.h (pass_into_cfg_layout_mode,
18138 pass_outof_cfg_layout_mode): Declare.
18139 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18140 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18141 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18142 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18144 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18146 * c-decl.c (warn_variable_length_array): New function.
18147 Refactored from grokdeclarator to handle warn_vla
18148 and handle unnamed array case.
18149 (grokdeclarator): Refactored VLA warning case.
18150 * c.opt (Wvla): New flag.
18151 * doc/invoke.texi (Wvla): New warning.
18153 2007-03-12 Richard Henderson <rth@redhat.com>
18155 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18156 (TARGET_SECTION_TYPE_FLAGS): New.
18158 2007-03-12 Richard Henderson <rth@redhat.com>
18160 * config/darwin.c (machopic_reloc_rw_mask): New.
18161 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18162 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18164 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18166 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18167 * cppdefault.h (cpp_PREFIX): Document.
18168 (cpp_PREFIX_len): Likewise.
18169 (cpp_EXEC_PREFIX): New variable.
18170 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18171 * c-incpath.c (add_standard_paths): Correct logic for relocating
18172 paths within prefix.
18174 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18176 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18177 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18179 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18180 fix_truncdfdi_sse using SSEMODEF mode macro.
18181 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18182 fix_truncdfsi_sse using SSEMODEF mode macro.
18183 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18184 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18186 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18188 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18189 elfos.h to tm_file.
18191 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18193 * tree.h : Add multiple_of_p declaration.
18194 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18195 * ipa-type-escape.c (results_of_malloc): Redundant.
18196 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18197 (cast_type): Extended with new members.
18198 (check_cast): Returns cast_type.
18199 (cast): New structure for data of walk_use_def_chains.
18200 (is_malloc_result, is_cast_from_non_pointer_1,
18201 is_cast_from_non_pointer,
18202 is_array_access_through_pointer_and_index): New functions.
18203 (look_for_casts): Returns cast types.
18204 (check_call): Returns void.
18205 (okay_pointer_operation): Use support of pointer plus index,
18206 pointer plus constant and allow all multiplications.
18208 2007-03-11 Richard Guenther <rguenther@suse.de>
18210 PR tree-optimization/31115
18211 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18212 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18213 A shift count of zero is not special as with *_DIV_EXPR.
18214 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18217 2007-03-11 Ian Lance Taylor <iant@google.com>
18219 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18220 the *_DIV_EXPR codes correctly with overflow infinities.
18222 2007-03-11 Ira Rosen <irar@il.ibm.com>
18224 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18225 indicate success/failure of the analysis. Add negation to subtrahend
18226 in case of subtraction. Fail if both operands contain constants.
18227 (create_data_ref): Fail if analyze_offset fails.
18229 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18231 * config/i386/i386.md (frndintxf2): Rename to ...
18232 (rintxf2): ... this. Remove expander having same name.
18233 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18234 (roundsf2, rounddf2): Ditto.
18235 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18236 (lround<mode>di2, lround<mode>si2): Ditto.
18238 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18240 * lower-subreg.c: Include except.h.
18241 (decompose_multiword_subregs): Verify that the only control flow
18242 insns we can split are loads to multi-words pseudos.
18243 Handle breaking such blocks after splitting, instead of calling
18244 find_many_sub_basic_blocks.
18246 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18247 on the new basic block. Add a lengthy comment explaining why we
18248 thought this was necessary.
18249 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18251 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18254 * tree.c (walk_type_fields): Recurse into the element type of
18255 ARRAY_TYPEs if there is a pointer set.
18257 2007-03-10 Dirk Mueller <dmueller@suse.de>
18259 * c-common.c (warn_logical_operator): Fix condition.
18261 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18263 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18265 * config/darwin.c (machopic_select_section): Remove superfluous
18266 argument in call to categorize_decl_for_section. Remove unused
18269 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18271 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18273 * configure: Regenerate.
18275 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18278 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18279 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18280 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18281 Add LABEL_NUSES to emitted label.
18282 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18283 branch probability value to emitted jump insn.
18284 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18285 Do not check life information and do not re-arrange input operands
18286 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18288 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18290 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18291 the change of decode_asm_operands.
18293 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18295 * mode-switching.c (create_pre_exit): Skip blockage insn.
18297 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18299 * tree-pass.h (TODO_update_smt_usage): Remove.
18301 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18305 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18307 * pa.c (attr_length_call): Revise condition for long
18308 pc-relative branch.
18309 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18310 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18311 sequence on SOM target.
18313 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18315 * gcc.c: Document %{, in big comment at top.
18316 (input_suffix_matches): Remove special handling for .s and
18318 (input_spec_matches): New.
18319 (handle_braces): Handle %{,.
18320 (validate_switches): ',' indicates a value which is not a switch.
18321 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18322 to detect assembler input.
18323 * config/i386/sol2.h (CPP_SPEC): Likewise.
18324 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18325 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18326 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18327 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18328 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18329 -m64 causes deployment target to default to 10.5.
18330 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18332 2007-03-09 Richard Henderson <rth@redhat.com>
18335 * target.h (targetm.asm.out.reloc_rw_mask): New.
18336 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18337 (TARGET_ASM_OUT): Use it.
18338 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18339 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18340 use the new reloc_rw_mask target hook instead.
18341 (default_section_type_flags_1): Merge into...
18342 (default_section_type_flags): ... here.
18343 (decl_readonly_section_1): Merge into...
18344 (decl_readonly_section): ... here.
18345 (default_elf_select_section_1): Merge into...
18346 (default_elf_select_section): ... here.
18347 (default_unique_section_1): Merge into...
18348 (default_unique_section): ... here.
18349 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18350 (default_select_rtx_section): Use it.
18351 (default_elf_select_rtx_section): Likewise.
18352 * output.h: Update to match.
18353 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18354 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18355 (TARGET_ASM_RELOC_RW_MASK): New.
18356 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18357 to categorize_decl_for_section.
18358 (x86_64_elf_unique_section): Likewise.
18359 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18360 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18361 (TARGET_ASM_RELOC_RW_MASK): New.
18362 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18363 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18364 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18365 (TARGET_RWRELOC): Remove.
18366 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18367 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18368 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18369 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18370 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18371 (rs6000_xcoff_select_section): Use decl_readonly_section.
18372 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18373 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18374 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18375 (TARGET_SECTION_TYPE_FLAGS): Remove.
18376 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18378 2007-03-09 Roger Sayle <roger@eyesopen.com>
18380 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18381 complex constant equality/inequality comparisons for here.
18382 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18383 known at compile-time or can be simplified to a scalar comparison.
18384 (fold_relational_const): Move compile-time evaluation of complex
18385 constant equality/inequality comparisons to here.
18387 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18389 PR rtl-optimization/30643
18390 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18392 (fold_rtx): Recurse, like before 2006-11-03.
18394 2007-03-09 DJ Delorie <dj@redhat.com>
18396 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18399 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18401 PR tree-optimization/30375
18402 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18403 LHS of statements is not the same.
18404 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18406 2007-03-09 Chao-ying Fu <fu@mips.com>
18408 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18410 * doc/invoke.texi (-mdspr2): Document new option.
18411 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18412 New unspec for DSP REV 2.
18413 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18414 these instructions are extended in DSP REV 2.
18415 (mips-dspr2.md): Include.
18416 * config/mips/mips.opt (mdspr2): New option.
18417 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18418 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18419 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18420 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18421 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18422 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18423 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18425 (bdesc_map): Add one field of unsupported_target_flags.
18426 (bdesc_arrays): Update entries to have extra fields. Add
18428 (mips_init_builtins): Initialize new function types.
18429 Check unsupported_target_fileds to filter out builtins.
18430 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18432 (ASM_SPEC): Pass mdspr2 to the assembler.
18433 * config/mips/mips-dspr2.md: New file.
18435 2007-03-09 Sa Liu <saliu@de.ibm.com>
18437 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18439 2007-03-09 Ian Lance Taylor <iant@google.com>
18441 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18442 argument) like -Wstrict-overflow=2.
18443 * doc/invoke.texi (Warning Options): Update documentation.
18445 2007-03-09 Dirk Mueller <dmueller@suse.de>
18448 * doc/invoke.texi (-Wlogical-op): Document.
18449 * common.opt (-Wlogical-op): New.
18450 * c-common.h (warn_logical_operator): Declare.
18451 * c-common.c (warn_logical_operator): Define.
18452 * c-typeck.c (parser_build_binary_op): Call
18453 warn_logical_operator.
18455 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18457 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18458 * final.c (final_scan_insn): Test for non-"" file name.
18460 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18462 * doc/loop.texi: Document the Omega linear constraints solver.
18463 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18464 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18465 omega-hash-table-size, omega-max-keys, and
18466 omega-eliminate-redundant-constraints.
18467 * tree-pass.h (pass_check_data_deps): Declared.
18470 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18471 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18472 pass_check_data_deps): New.
18473 * tree-data-ref.c (init_data_ref): Remove declaration.
18474 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18475 (analyze_array): Renamed init_array_ref, move up initializations.
18476 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18477 Removed arguments that are set to NULL.
18478 (analyze_indirect_ref): Correct indentation, correct call to
18480 (object_analysis): Call init_array_ref instead of analyze_array.
18481 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18482 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18483 of DR_ACCESS_FNS_ADDR.
18484 (init_omega_eq_with_af, omega_extract_distance_vectors,
18485 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18486 ddr_consistent_p): New.
18487 (compute_affine_dependence): Check consistency of ddrs when
18488 flag_check_data_deps is passed.
18489 (analyze_all_data_dependences): Uncomment.
18490 (tree_check_data_deps): New.
18491 * tree-data-ref.h: Include omega.h.
18492 (DR_ACCESS_FNS_ADDR): Removed.
18493 (data_dependence_relation): Add inner_loop.
18494 (DDR_INNER_LOOP): New.
18495 * common.opt (fcheck-data-deps): New.
18496 * tree-flow.h (tree_check_data_deps): Declare.
18497 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18498 (OBJS-common): Depend on omega.o.
18500 * passes.c (pass_check_data_deps): Scheduled.
18501 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18502 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18503 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18504 PARAM_VECT_MAX_VERSION_CHECKS,
18505 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18507 2007-03-09 Richard Guenther <rguenther@suse.de>
18509 PR tree-optimization/30904
18510 PR middle-end/31058
18511 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18512 the same way as *_DIV_EXPR.
18514 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18516 * recog.c (decode_asm_operands): No mixed declarations and code.
18518 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18520 * rtl.def (ASM_INPUT): Add location.
18521 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18522 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18523 (decode_asm_operands): Add loc operand.
18524 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18525 * stmt.c (expand_asm): Rename to...
18526 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18527 gen_rtx_ASM_INPUT_loc.
18528 (expand_asm_expr): Adjust.
18529 * recog.c (decode_asm_operands): Add loc operand.
18530 (check_asm_operands, extract_insn): Adjust.
18531 * reload1.c (maybe_fix_stack_asms): Likewise.
18532 * final.c (asm_insn_count): Likewise.
18533 (final_scan_insn): Output # line before and after asm.
18535 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18537 * tree-ssa-structalias.c (variable_info): Remove
18539 (new_var_info): Ditto.
18540 (shared_bitmap_info_t): New structure.
18541 (shared_bitmap_table): New variable.
18542 (shared_bitmap_hash): New function.
18543 (shared_bitmap_eq): Ditto
18544 (shared_bitmap_lookup): Ditto.
18545 (shared_bitmap_add): Ditto.
18546 (merge_smts_into): Change to take bitmap directly.
18547 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18548 (init_alias_vars): Init shared bitmap hashtable.
18549 (delete_points_to_sets): Delete shared bitmap hashtable.
18550 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18551 is_aliased removal as a change that was still necessary was
18554 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18556 * config/i386/i386.h (override_options): Conditionally disable
18557 x86_sahf for 64bit targets only.
18559 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18562 * c-decl.c (merge_decls): Don't call make_var_volatile.
18563 * varasm.c (make_var_volatile): Remove.
18564 * output.h (make_var_volatile): Remove.
18566 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18568 PR tree-optimization/31085
18569 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18571 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18573 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18574 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18575 ATTR_CONST_NOTHROW_LIST.
18577 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18580 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18582 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18584 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18587 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18589 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18590 passed, use shared libgcc.
18592 2007-03-08 Roger Sayle <roger@eyesopen.com>
18594 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18595 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18596 (honor_protect_cleanup_actions, lower_try_finally_switch):
18598 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18599 ifc_temp_var): Likewise.
18600 * tree-inline.c (setup_one_parameter): Likewise.
18601 * tree-mudflap.c (mf_decl_cache_locals,
18602 mf_build_check_statement_for): Likewise.
18603 * tree-nested.c (init_tmp_var, save_tmp_var,
18604 finalize_nesting_tree_1): Likewise.
18605 * tree-outof-ssa.c (insert_copy_on_edge,
18606 insert_backedge_copies): Likewise.
18607 * tree-profile.c (tree_gen_edge_profiler,
18608 tree_gen_ic_profiler): Likewise.
18609 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18610 * tree-sra.c (sra_build_assignment): Likewise.
18611 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18612 * tree-ssa-math-opts.c (insert_reciprocals,
18613 execute_cse_sincos_1): Likewise.
18614 * tree-tailcall.c (adjust_accumulator_values,
18615 adjust_return_value): Likewise.
18616 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18617 * tree-vect-transform.c (vect_create_data_ref_ptr,
18618 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18619 vect_create_epilog_for_reduction, vectorizable_reduction,
18620 vectorizable_call, vectorizable_conversion,
18621 vectorizable_assignment, vectorizable_operation,
18622 vectorizable_type_demotion, vect_gen_widened_results_half,
18623 vect_permute_store_chain, vectorizable_store,
18624 vect_setup_realignment, vect_permute_load_chain,
18625 vectorizable_load, vectorizable_condition,
18626 vect_create_cond_for_align_checks): Likewise.
18627 * tree-vrp.c (build_assert_expr_for): Likewise.
18629 2007-03-08 Ian Lance Taylor <iant@google.com>
18631 * tree-vrp.c: Include "intl.h".
18632 (usable_range_p): New static function.
18633 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18634 overflowed values, juts set *strict_overflow_p.
18635 (compare_values): Only return -2 if one of the operands is not a
18637 (compare_ranges): Call usable_range_p.
18638 (compare_range_with_value): Likewise.
18639 (vrp_evaluate_conditional_warnv): Rename from
18640 vrp_evaluate_conditional. Make static. Change all callers.
18641 (vrp_evaluate_conditional): New function.
18642 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18643 on signed overflow.
18644 (simplify_abs_using_ranges): Likewise.
18645 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18646 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18647 within_stmt parameter.
18648 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18649 vrp_evaluate_conditional.
18650 * tree-ssa-threadedge.c
18651 (record_temporary_equivalences_from_stmts_at_dest): Change
18652 simplify parameter to take a second tree parameter.
18653 (simplify_control_stmt_condition): Likewise.
18654 (thread_across_edge): Likewise.
18655 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18656 (thread_across_edge): Likewise.
18657 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18659 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18661 * config/i386/i386.h (TARGET_SAHF): New define.
18662 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18663 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18664 (x86_sahf): New global variable.
18665 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18666 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18667 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18668 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18670 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18671 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18672 when expanding fcomi/sahf based tests.
18673 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18674 expanding sahf based alternative. Emit sahf based sequence when
18675 optimizing for code size.
18676 * config/i386/i386.md (x86_sahf_1): Do not disable for
18677 TARGET_64BIT, enable for TARGET_SAHF.
18679 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18681 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18682 spurious whitespace from error message.
18684 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18687 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18689 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18691 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18693 * tree-sra.c (instantiate_element): Propagate disabled warnings
18694 from the element itself to the created variable.
18696 2007-03-07 Richard Henderson <rth@redhat.com>
18699 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18700 silently fix up the stack in the case of a missing register.
18702 2007-03-07 Paul Brook <paul@codesourcery.com>
18704 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18706 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18708 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18710 (phase1_vrs): Use them.
18711 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18712 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18713 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18714 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18715 __gnu_Unwind_Restore_WMMXC if required.
18716 (_Unwind_VRS_Pop): Implement iWMMXt support.
18717 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18718 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18719 gnu_Unwind_Save_WMMXC): Define.
18721 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18723 * config/vxworks.h (vxworks_override_options): Declare.
18724 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18725 * config/vxworks.c: Include target.h and toplev.h.
18726 (vxworks_override_options): New function.
18727 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18729 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18731 * config/s390/s390.c (override_options): Don't emit an error when
18732 -mstack-size is used without providing -mstack-guard.
18733 (s390_emit_prologue): Choose stack_guard value automatically if not
18734 provided via command line.
18735 * doc/invoke.texi: Adjust description of -mstack-guard and
18738 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18740 * config/i386/i386.c (output_set_got): Add a GOT initialization
18741 sequence for VxWorks PIC.
18742 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18743 around labels as well as symbols. Use gotoff_operand instead
18744 of local_symbolic_operand.
18745 (legitimize_pic_address): Use gotoff_operand instead of
18746 local_symbolic_operand. Use @GOT accesses for labels as
18748 (ix86_output_addr_diff_elt): Use PC-relative rather than
18749 GP-relative offsets for VxWorks PIC.
18750 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18751 no_new_pseudos. Check whether the returned register is op0.
18752 * config/i386/i386.md (tablejump): Use PC-relative rather than
18753 GP-relative offsets for VxWorks PIC.
18754 * config/i386/predicates.md (gotoff_operand): New predicate.
18756 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18758 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18760 * config/vxworks-dummy.h: New file.
18761 * config/i386/i386.h: Include it.
18763 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18765 * dwarf2out.c (is_inlined_entry_point): New
18766 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18767 DW_AT_ranges if the first subblock is the entry point.
18769 2007-03-06 David Daney <ddaney@avtrex.com>
18771 * doc/install.texi (mips-*-*): Change recommended binutils
18774 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18776 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18777 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18779 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18780 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18782 2007-03-06 Jan Hubicka <jh@suse.cz>
18784 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18785 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18787 (probably_cold_bb_p): Cold functions are cold.
18788 (probably_never_executed_bb_p): Cold functions are cold.
18789 (tree_bb_level_predictions): Predict calls to cold functions as not
18791 (compute_function_frequency): Check hot/cold attributes.
18792 * function.h (function_frequency): Update comments.
18793 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18794 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18795 (c_common_att): Add cold and hot.
18797 * doc/extend.texi (hot,cold attributes): Document.
18799 2007-03-06 Andrew Haley <aph@redhat.com>
18801 * function.c (expand_function_end): Move blockage to just after we
18802 emit the label for the naked return from the function.
18804 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18806 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18809 2007-03-06 Jan Hubicka <jh@suse.cz>
18811 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18812 loaded for constant large models. Non-large 64bit PIC can do.
18813 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18814 * cmodel.h: Add LARGE PIC.
18815 * i386.md (UNSPEC_PLTOFF): New.
18816 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18818 (*call_1_rex64): Disable for large models.
18819 (*call_1_rex64_large): New.
18820 (*call_value_1_rex64): Disable for large models.
18821 (*call_value_1_rex64_large): New.
18822 (set_rip_rex4): New.
18823 (set_got_offset_rex64): New.
18824 * predicates.md (constant_call_address_operand): For large model
18825 constant calls are not possible.
18826 * i386-protos.h (construct_plt_address): Declare.
18827 * i386.c (override_options): Accept large models.
18828 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18829 (legitimate_constant_p): Add new UNSPECs.
18830 (legitimate_pic_operand_p): Likewise.
18831 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18832 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18834 (output_pic_addr_const): Add PLTOFF.
18835 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18836 (ix86_expand_move): Legitimize pic address when in PIC mode.
18837 (construct_plt_address): New function.
18838 (ix86_expand_call): Offload the address to register and use GOT
18839 pointer for large model.
18840 * invoke.texi (mcmodel=large): Update documentation.
18842 2007-03-06 Richard Henderson <rth@redhat.com>
18844 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18845 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18846 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18847 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18848 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18849 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18850 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18851 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18852 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18853 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18854 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18855 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18856 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18857 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18858 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18859 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18860 x86_schedule, x86_use_bt, x86_pad_returns,
18861 x86_use_xchgb): Merge into ...
18862 (ix86_tune_features): ... here. New array.
18863 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18864 x86_bswap): Merge into ...
18865 (ix86_arch_features): ... here. New array.
18866 (x86_3dnow_a): Remove.
18867 (x86_accumulate_outgoing_args): Make static.
18868 (x86_arch_always_fancy_math_387): Make static.
18869 (ix86_tune_mask, ix86_arch_mask): Move ...
18870 (override_options): ... to local variables here. Apply the
18871 appropriate mask to each element of ix86_arch_features and
18872 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18873 as were done in the old macros.
18874 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18875 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18876 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18877 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18878 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18879 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18880 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18881 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18882 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18883 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18884 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18885 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18886 x86_accumulate_outgoing_args, x86_prologue_using_move,
18887 x86_epilogue_using_move, x86_decompose_lea,
18888 x86_arch_always_fancy_math_387, x86_shift1,
18889 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18890 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18891 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18892 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18893 x86_use_incdec, x86_pad_returns, x86_bswap,
18894 x86_partial_flag_reg_stall): Remove.
18895 (enum ix86_tune_indices): New.
18896 (ix86_tune_features): New.
18897 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18898 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18899 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18900 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18901 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18902 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18903 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18904 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18905 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18906 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18907 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18908 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18909 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18910 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18911 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18912 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18913 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18914 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18915 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18916 TARGET_EXT_80387_CONSTANTS): Use it.
18917 (enum ix86_arch_indices): New.
18918 (ix86_arch_features): New.
18919 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18920 TARGET_BSWAP): Use it.
18921 (ix86_tune_mask, ix86_arch_mask): Remove.
18923 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18926 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18927 Define using $${sysroot_headers_suffix}.
18928 * configure: Regenerate.
18929 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18930 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18932 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18933 * gcc.c (print_sysroot_headers_suffix): New.
18934 (option_map): Include --print-sysroot-headers-suffix.
18935 (display_help): Mention -print-sysroot-headers-suffix.
18936 (process_command): Handle -print-sysroot-headers-suffix.
18937 (do_spec_1): Append multilib directory to include-fixed path if
18938 sysroot suffixes in use.
18939 (main): Handle -print-sysroot-headers-suffix.
18940 * Makefile.in (start.encap): Don't depend on xlimits.h
18941 (xlimits.h): Remove.
18942 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18943 limits.h for each multilib in fixinc_list.
18944 (fixinc_list, s-fixinc_list): New.
18945 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18946 generate them for each multilib in fixinc_list.
18947 (stmp-fixproto): Use include-fixed. Run fixproto for each
18948 multilib in fixinc_list.
18949 (mostlyclean): Don't remove xlimits.h.
18950 (clean): Remove include-fixed.
18951 (real-install-headers-tar, real-install-headers-cpio,
18952 real-install-headers-cp): Don't copy include, only include-fixed.
18953 (install-mkheaders): Depend on fixinc_list. Don't depend on
18954 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18955 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18956 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18958 2007-03-06 Jan Hubicka <jh@suse.cz>
18960 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18963 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18965 * configure.ac: Allow tm_file to contain build-directory files.
18966 * configure: Regenerate.
18967 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18968 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18969 * config/m68k/print-sysroot-suffix.sh: New file.
18971 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18973 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18974 of pic_offset_table_rtx if reload_completed.
18975 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18976 PIC_OFFSET_TABLE_REGNUM.
18977 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18979 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18980 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18982 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18984 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18985 functions that call eh_return.
18987 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18989 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18990 functions that need a constant pool.
18992 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18995 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18996 (m68k_preferred_reload_class): Likewise.
18997 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18998 (SECONDARY_RELOAD_CLASS): Define.
18999 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19000 (LIMIT_RELOAD_CLASS): Delete.
19001 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19002 registers from storing bytes.
19003 (m68k_secondary_reload_class): New function.
19004 (m68k_preferred_reload_class): Likewise.
19006 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19008 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19010 (m68k_expand_prologue): Likewise.
19012 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19014 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19015 (mips_expand_epilogue): Add a bool parameter.
19016 (m68k_legitimize_sibcall_address): Declare.
19017 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19018 (m68k_expand_epilogue): Add a parameter to select between sibling
19019 and normal epilogues. Only generate a return for the latter.
19020 (m68k_ok_for_sibcall_p): New function.
19021 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19022 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19023 (sibcall_value, *sibcall_value): Likewise.
19024 (*call, *call_value): Require !SIBLING_CALL_P.
19025 (epilogue): Update call to m68k_expand_epilogue.
19026 (sibcall_epilogue): New pattern.
19027 * config/m68k/predicates.md (const_call_operand): Say that this
19028 predicate applies to sibling calls too.
19029 (sibcall_operand): New predicate.
19031 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19033 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19034 alternatives as movsi_cf.
19035 (movsf_cf_hard): Add commentary.
19037 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19038 Richard Sandiford <richard@codesourcery.com>
19040 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19041 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19042 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19043 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19044 as being live on exit from an interrupt function.
19045 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19046 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19047 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19048 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19049 (m68k_interrupt_function_p): Globalize.
19050 (m68k_compute_frame_layout): Remove reverse mask code.
19051 (m68k_emit_movem, m68k_set_frame_related): New functions.
19052 (m68k_output_function_prologue): Delete in favor of...
19053 (m68k_expand_prologue): ...this new function.
19054 (m68k_output_function_epilogue): Delete in favor of...
19055 (m68k_expand_epilogue): ...this new function.
19056 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19058 (print_operand): Handle %?.
19059 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19060 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19061 (prologue, epilogue): New patterns.
19062 (return): Turn into a define_expand.
19063 (*return): New pattern, derived from old "return" pattern. Use rte
19064 rather than rts for interrupt functions. Only use rtd if the pop
19066 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19067 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19068 (link, *link, unlink, *unlink, load_got): Likewise.
19070 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19074 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19075 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19076 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19077 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19078 and m68k_matches_u_p.
19079 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19080 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19081 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19082 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19083 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19084 (REG_STRICT_P): New macro.
19085 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19086 PCREL_GENERAL_OPERAND_OK.
19087 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19088 m68k_legitimate_base_reg_p.
19089 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19090 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19091 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19092 * config/m68k/m68k.c (m68k_address): New structure.
19093 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19094 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19095 (m68k_jump_table_ref_p, m68k_decompose_address)
19096 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19097 (m68k_matches_u_p): New functions.
19098 (print_operand_address): Rewrite to use m68k_decompose_index.
19100 2007-03-05 David Taylor <dtaylor@emc.com>
19102 * gcc.c: Correct copyright date in --version output.
19104 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19106 * pa.md: In unamed move patterns, disparge copies between general
19107 and floating point registers using '?' modifier. Don't include 'f'
19108 constraint for register preferences in DImode, SImode, HImode and
19109 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19110 Remove constraints for copies between general and floating registers
19111 in soft-float DFmode pattern.
19112 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19116 2007-03-05 Mike Stump <mrs@apple.com>
19118 * c-common.c (targetcm): Add.
19119 * c-opts.c (c_common_handle_option): Handle language specific
19121 * opts.c (handle_option): Verify language for target options, if
19123 * opth-gen.awk: Add CL_LANG_ALL.
19124 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19125 (TARGETCM_INITIALIZER): Add.
19126 * target.h (struct gcc_targetcm): Add.
19128 * targhooks.c (default_handle_c_option): Add.
19129 * targhooks.h (default_handle_c_option): Add.
19130 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19132 * config/darwin.opt (iframework): Add.
19133 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19134 * config/darwin-c.c (handle_c_option): Add.
19135 (TARGET_HANDLE_C_OPTION): Add.
19137 * doc/invoke.texi (Darwin Options): Add -iframework.
19139 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19141 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19144 2007-03-05 Ian Lance Taylor <iant@google.com>
19146 * c.opt (fgnu89-inline): New option.
19147 * c-opts.c (c_common_post_options): Set default value for
19149 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19150 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19152 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19153 (grokdeclarator, start_function): Likewise.
19154 * c-cppbuiltin.c (c_cpp_builtins): Define either
19155 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19156 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19157 (C Dialect Options): Document -fgnu89-inline.
19158 * doc/extend.texi (Function Attributes): Explain what the
19159 gnu_inline attribute does.
19160 * doc/cpp.texi (Common Predefined Macros): Document
19161 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19163 2007-03-05 Ian Lance Taylor <iant@google.com>
19165 PR tree-optimization/31034
19166 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19167 half-range if the other side is an overflow infinity.
19169 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19171 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19172 (bfin*-linux-uclibc*): New configuration.
19173 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19175 * config/bfin/linux.h: New file.
19176 * config/bfin/libgcc-bfin.ver: New file.
19177 * config/bfin/t-bfin-uclinux: New file.
19178 * config/bfin/t-bfin-linux: New file.
19179 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19180 (TARGET_OS_CPP_BUILTINS): New macro.
19182 2007-03-05 Richard Guenther <rguenther@suse.de>
19184 * fold-const.c (fold_binary): Remove duplicate folding
19185 of comparison of non-null ADDR_EXPR against null.
19187 2007-03-05 Richard Guenther <rguenther@suse.de>
19188 Dorit Nuzman <dorit@il.ibm.com>
19190 PR tree-optimization/26420
19191 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19192 are no loops in the function. Only print the number of
19193 vectorized loops if it is greater than zero or we are supposed
19194 to print information about unvectorized loops.
19196 2007-03-05 Revital Eres <eres@il.ibm.com>
19198 * gcc.dg/var-expand1.c: New test.
19199 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19200 when an accumulator is expanded.
19202 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19205 * c-common.c (convert_and_check): Don't give warnings for
19206 conversion if 'expr' already overflowed.
19208 2007-03-04 Roger Sayle <roger@eyesopen.com>
19210 PR middle-end/30744
19211 * fold-const.c (fold_comparison): Enforce type consistency when
19212 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19214 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19216 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19217 containing a cast to the base of TARGET_MEM_REF.
19219 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19221 * tree.c (tree_contains_struct_check_failed): Remove spurious
19222 whitespace from error message.
19224 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19227 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19228 instead of precision.
19230 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19231 Nathan Sidwell <nathan@codesourcery.com>
19233 * emit-rtl.c (find_auto_inc): New.
19234 (try_split): recreate REG_INC notes,
19235 Use regular for loops rather than whiles.
19237 2007-03-03 Andreas Schwab <schwab@suse.de>
19239 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19240 * configure: Regenerate.
19242 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19244 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19245 flag_rounding_math, not flag_unsafe_math_optimizations.
19247 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19249 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19250 alpha_fold_vector_minmax): Likewise.
19251 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19252 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19254 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19256 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19257 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19258 if the lhs has side-effects.
19259 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19261 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19263 * config/i386/i386.h (TUNEMASK): Remove define.
19264 (ARCHMASK): Remove define.
19265 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19266 Use ix86_arch_mask variable instead of ARCHMASK.
19267 * config/i386/i386.c (override_options): Ditto.
19268 (standard_80387_constant_p): Ditto.
19270 2007-03-02 Ian Lance Taylor <iant@google.com>
19272 Used signed infinities in VRP.
19273 * tree-vrp.c (uses_overflow_infinity): New static function.
19274 (supports_overflow_infinity): New static function.
19275 (make_overflow_infinity): New static function.
19276 (negative_overflow_infinity): New static function.
19277 (positive_overflow_infinity): New static function.
19278 (is_negative_overflow_infinity): New static function.
19279 (is_positive_overflow_infinity): New static function.
19280 (is_overflow_infinity): New static function.
19281 (overflow_infinity_range_p): New static function.
19282 (compare_values_warnv): New function split out of compare_values.
19283 (compare_value): Call it.
19284 (set_value_range_to_nonnegative): Add overflow_infinity
19285 parameter. Change caller.
19286 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19288 (vrp_expr_computes_nonzero): Likewise.
19289 (compare_ranges, compare_range_with_value): Likewise.
19290 (compare_name_with_value, compare_names): Likewise.
19291 (vrp_evaluate_conditional): Likewise.
19292 (set_value_range): Handle infinity
19293 (vrp_operand_equal_p, operand_less_p): Likewise.
19294 (extract_range_from_assert): Likewise.
19295 (vrp_int_const_binop): Likewise.
19296 (extract_range_from_binary_expr): Likewise.
19297 (extract_range_from_unary_expr): Likewise.
19298 (extract_range_from_comparison): Likewise.
19299 (extract_range_from_expr): Likewise.
19300 (dump_value_range): Likewise.
19301 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19302 (test_for_singularity): Likewise.
19303 (vrp_int_const_binop): Remove inline qualifier.
19304 (adjust_range_with_scev): Add comment.
19305 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19307 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19309 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19310 (get_constraint_for): Likewise.
19311 (do_structure_copy): Likewise.
19312 (find_func_aliases): Fix references to MODIFY_EXPR.
19313 (intra_create_variable_infos): Tidy.
19314 * tree-ssa-operands.c (add_virtual_operand): Add argument
19316 When adding members of alias sets, if IS_CALL_SITE is true and
19317 the symbol is not call-clobbered, skip it.
19318 Adjust all callers.
19320 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19322 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19323 entry by means of emit_insn_at_entry.
19325 2007-03-02 Richard Henderson <rth@redhat.com>
19327 * expr.h (promoted_input_arg): Remove decl.
19328 * function.c (promoted_input_arg): Merge into ...
19329 * combine.c (setup_incoming_promotions): ... only caller.
19330 Rearrange to avoid double loop.
19332 2007-03-02 Ben Elliston <bje@au.ibm.com>
19333 Peter Bergner <bergner@vnet.ibm.com>
19334 Janis Johnson <janis187@us.ibm.com>
19336 * config/rs6000/dfp.md: New file.
19337 * config/rs6000/rs6000.md: Include dfp.md.
19338 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19339 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19340 and TDmode decimal float modes in FP registers.
19341 (num_insns_constant): Likewise.
19342 (rs6000_legitimate_offset_address_p): Likewise.
19343 (rs6000_legitimize_address): Likewise.
19344 (rs6000_legitimize_reload_address): Likewise.
19345 (rs6000_legitimate_address): Likewise.
19346 (rs6000_emit_move): Likewise.
19347 (function_arg_boundary): Likewise.
19348 (function_arg_advance): Likewise.
19349 (rs6000_darwin64_record_arg_recurse): Likewise.
19350 (function_arg): Likewise.
19351 (rs6000_gimplify_va_arg): Likewise.
19352 (rs6000_split_multireg_move): Likewise.
19353 (rs6000_output_function_epilogue): Likewise.
19354 (rs6000_output_function_epilogue): Likewise.
19355 (rs6000_register_move_cost): Likewise.
19356 (rs6000_function_value): Likewise.
19357 (rs6000_libcall_value): Likewise.
19359 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19361 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19363 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19365 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19366 Use $MULTIDIR to choose between the kernel and RTP headers,
19367 and use $WIND_BASE and $WIND_USR to locate them.
19369 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19371 * config/i386/i386.c (override_options): Put initialization of
19372 ix86_tune_mask and ix86_arch_mask to the correct place.
19374 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19375 Michael Meissner <michael.meissner@amd.com>
19378 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19379 (ARCHMASK): Define.
19380 (TARGET_CMOVE): Use ARCHMASK.
19381 (TARGET_CMPXCHG): Ditto.
19382 (TARGET_CMPXCHG8B): Ditto.
19383 (TARGET_XADD): Ditto.
19384 (TARGET_BSWAP): Ditto.
19385 * config/i386/i386.c (ix86_tune_mask): New global variable.
19386 (ix86_arch_mask): Ditto.
19387 (override_options): Initialize ix86_tune_mask and
19388 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19391 2007-03-02 Ben Elliston <bje@au.ibm.com>
19394 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19396 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19398 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19399 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19400 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19401 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19403 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19404 rs6000_init_dwarf_reg_sizes_extra): New.
19405 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19406 SPE register high parts.
19408 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19410 * Makefile.in: Add install-pdf target as
19411 copied from automake v1.10 rules.
19412 * configure.ac: Add install-pdf to target list.
19413 * configure: Regenerate.
19415 2007-03-01 Paul Brook <paul@codesourcery.com>
19417 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19418 modes to LDRD for DImode.
19419 (output_move_double): Fixup out of range ldrd/strd.
19420 (vfp_secondary_reload_class): Rename...
19421 (coproc_secondary_reload_class): ... to this. Add wb argument.
19422 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19423 coproc_secondary_reload_class for CLASS_IWMMXT.
19424 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19425 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19427 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19429 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19430 unroll factor by the estimated number of iterations.
19431 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19432 than prefetch latency.
19434 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19435 decode_caches_intel, detect_caches_intel): New functions.
19436 (host_detect_local_cpu): Use detect_caches_amd and
19437 detect_caches_intel.
19439 2007-03-01 Richard Henderson <rth@redhat.com>
19441 * expr.c (emit_move_complex_push): Export.
19442 (emit_move_complex_parts): Split out from ...
19443 (emit_move_complex): ... here.
19444 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19445 * config/i386/i386.md (movcdi): New.
19447 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19449 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19450 size of mode1 to check for tieable modes in MMX case.
19452 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19454 * Makefile.in (rtlanal.o): Depend on tree.h.
19455 * rtl.h (offset_within_section_p, split_const): Declare.
19456 * rtlanal.c: Include tree.h.
19457 (offset_within_block_p): New function, taken from
19458 mips_offset_within_object_p.
19459 (split_const): New function, taken from mips_split_const.
19460 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19462 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19463 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19464 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19465 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19466 (m68k_illegitimate_symbolic_constant_p): New function.
19467 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19468 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19469 symbolic constant that might be outside the symbol's section,
19470 move the symbol first and then add the offset.
19471 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19473 * config/mips/mips.c (mips_split_const): Delete.
19474 (mips_offset_within_object_p): Delete.
19475 (mips_symbolic_constant_p): Use offset_within_section_p and
19476 split_const instead of mips_offset_within_object_p and
19478 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19479 (mips_legitimize_const_move, print_operand_reloc)
19480 (mips_dangerous_for_la25_p): Use split_const instead of
19483 2007-02-28 Eric Christopher <echristo@apple.com>
19485 * Makefile.in (install-include-dir): Don't rm -rf include.
19487 2007-02-28 Richard Guenther <rguenther@suse.de>
19489 PR middle-end/30364
19490 * fold-const.c (fold_binary): Do not associate expressions
19491 with more than one variable for integer types that do not wrap.
19493 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19495 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19496 Delete, and replace with...
19497 (fold_builtin_call_array): This. Update callers to use it.
19498 * fold-const.c (fold_build_call_list): Delete, and replace with...
19499 (fold_build_call_array): This.
19500 (fold_build_call_list_initializer): Delete, and replace with...
19501 (fold_build_call_array_initializer): This.
19502 * tree.h: Update declarations to reflect above changes.
19504 * c-typeck.c (build_function_call): Store converted arguments
19505 in a stack-allocated array instead of building a list.
19506 (convert_arguments): Store arguments in the array passed in as an
19507 argument, and return the actual number of arguments.
19508 * c-format.c: (check_function_format): Pass arguments in an
19509 array instead of a list.
19510 * c-common.c (check_function_nonnull): Likewise.
19511 (check_function_sentinel): Likewise.
19512 (check_function_arguments): Likewise.
19513 * c-common.h: Update declarations to reflect above changes.
19515 2007-02-28 Jan Hubicka <jh@suse.cz>
19517 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19518 PRED_NEGATIVE_RETURN): Update outcomes.
19520 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19522 * calls.c (emit_library_call_value_1): Handle partial registers
19523 correctly when building up CALL_INSN_FUNCTION_USAGE.
19525 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19527 * pa/predicates.md (move_src_operand): Allow zero for mode.
19528 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19531 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19534 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19535 *movv2df_internal): Enable pattern only for valid operand
19537 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19538 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19540 2007-02-27 Mike Stump <mrs@apple.com>
19542 * config/darwin-crt3.c: Avoid compilation when compiling for a
19545 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19547 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19549 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19550 for fixed headers and limits.h.
19551 (install-include-dir, install-headers-tar, install-headers-cpio,
19552 install-headers-cp, real-install-headers-tar,
19553 real-install-headers-cpio, real-install-headers-cp): Handle
19554 include-fixed as well as include.
19555 (install-mkheaders): Don't install files that go only in include
19557 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19558 from GCC_INCLUDE_DIR.
19559 * gcc.c (process_command): Remove special -BstageN/ handling.
19560 (do_spec_1): Add include-fixed directories.
19562 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19564 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19566 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19568 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19571 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19573 * c-common.c (get_priority): Add check for
19574 SUPPORTS_INIT_PRIORITY.
19576 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19578 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19580 * config/bfin/bfin.c: Include "cfglayout.h".
19581 (MAX_LSETUP_DISTANCE): New macro.
19582 (struct loop_info): New members incoming, incoming_src and
19583 incoming_dest. Delete member predecessor.
19584 (length_for_loop): New function.
19585 (bfin_optimize_loop): Handle more different loop structures.
19586 (bfin_discover_loop): Rework detection of predecessor blocks by
19587 examining incoming edges.
19588 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19590 (bfin_reorder_loops): New function.
19591 (bfin_reorg_loops): Use these three new functions.
19593 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19594 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19595 (CONSTRAINT_LEN): Add entry for 'q'.
19596 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19597 Add 'q' constraints.
19598 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19599 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19601 * config/bfin/bfin.md (add_with_carry): New pattern.
19602 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19603 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19604 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19605 support unsigned multiplies too. Removed incorrect commutativity from
19606 operand 1 constraint where appropriate.
19607 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19609 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19610 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19612 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19613 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19614 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19615 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19616 usmulhisi_hh_huh): New patterns.
19618 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19619 lshifthi3): Fix output template to use half reg for operand 2.
19621 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19624 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19626 2007-02-27 Andreas Schwab <schwab@suse.de>
19628 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19630 2007-02-27 Jan Hubicka <jh@suse.cz>
19632 * predict.c (last_basic_block_p): Remove.
19633 (tree_estimate_probability): Update return heuristic for commonized
19636 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19638 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19640 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19642 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19643 * doc/cpp.texi: Standardize title page.
19644 * doc/cppinternals.texi: Likewise.
19645 * doc/gcc.texi: Standardize title page, remove version number
19646 from copyright page.
19647 * doc/gccint.texi: Likewise.
19648 * doc/install.texi: Standardize title page, add table of
19651 2007-02-26 Jan Hubicka <jh@suse.cz>
19653 * predict.def: Set outcomes according to more recent results.
19654 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19655 Remove dead predictors.
19656 * predict.c (return_prediction): Fix pasto.
19658 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19660 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19661 change; avoid a memory leak when returning early.
19663 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19665 * c-decl.c (static_ctors): Move to c-common.c.
19666 (static_dtors): Likewise.
19667 (finish_function): Use c_record_cdtor_fn.
19668 (build_cdtor): Move to c-common.c.
19669 (c_write_global_declarations): Use c_build_cdtor_fns.
19670 * c-common.h (static_ctors): Declare.
19671 (static_dtors): Likewise.
19672 (c_record_cdtor_fn): Likewise.
19673 (c_build_cdtor_fns): Likewise.
19674 * c-common.c (static_ctors): New variable.
19675 (static_dtors): Likewise.
19676 (c_record_cdtor_fn): New function.
19677 (build_cdtor): Move from c-decl.c
19678 (c_build_cdtor_fns): New function.
19680 * output.h (assemble_addr_to_section): Declare.
19681 (get_cdtor_priority_section): Likewise.
19682 * varasm.c (assemble_addr_to_section): New function.
19683 (get_cdtor_priority_section): Likewise.
19684 (default_named_section_asm_out_destructor): Use them.
19685 (destor_dtor_section_asm_out_destructor): Likewise.
19686 (default_named_section_asm_out_constructor): Likewise.
19687 (default_ctor_section_asm_out_constructor): Likewise.
19688 * config.gcc (*-*-vxworks*): Include vxworks.o.
19689 * config/t-vxworks (vxworks.o): New target.
19690 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19691 (TARGET_ASM_CONSTRUCTOR): Define.
19692 (TARGET_ASM_DESTRUCTOR): Likewise.
19693 (vxworks_asm_out_constructor): Declare.
19694 (vxworks_asm_out_destructor): Likewise.
19696 * c-common.c (get_priority): Check that we have not just an
19697 INTEGER_CST, but an integer constant with integeral type.
19699 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19701 PR tree-optimization/30938
19702 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19703 use &dt[nargs-1] instead of &dt[nargs] in the call to
19704 vect_is_simple_use().
19706 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19708 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19709 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19710 Do not attempt to handle MEM inside auto-inc expressions.
19711 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19712 of a register modified by an auto-inc expression. However, do handle
19713 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19714 (elimination_effects): Prohibit elimination of a register modified
19715 by an auto-inc expression. Disable register elimination rules whose
19716 target register is modified by an auto-inc expression with variable
19719 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19721 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19723 (array_at_struct_end_p): New function.
19724 (idx_infer_loop_bounds): Use it.
19725 (estimate_numbers_of_iterations_loop): Export.
19726 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19727 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19728 (tree_estimate_probability): Call record_loop_exits.
19729 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19730 (estimated_loop_iterations, estimated_loop_iterations_int,
19731 estimated_loop_iterations_tree): New functions.
19732 (analyze_siv_subscript_cst_affine,
19733 compute_overlap_steps_for_affine_1_2,
19734 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19735 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19736 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19737 (PRED_LOOP_ITERATIONS_GUESSED): New.
19738 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19739 * cfgloop.h (estimate_numbers_of_iterations_loop,
19740 estimated_loop_iterations_int): Declare.
19742 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19744 * doc/extend.texi: Document optional priority argument to
19745 constructors and destructors.
19746 * tree.c (init_priority_for_decl): Adjust GTY markers.
19747 (init_ttree): Use priority-info hash functions for
19748 init_priority_for_decl.
19749 (tree_map_eq): Rename to ...
19750 (tree_map_base_eq): ... this.
19751 (tree_map_marked_p): Rename to ...
19752 (tree_map_base_marked_p): ... this.
19753 (tree_map_base_hash): New function.
19754 (decl_init_priority_lookup): Rework.
19755 (decl_fini_priority_lookup): New function.
19756 (decl_priority_info): New function.
19757 (decl_init_priority_insert): Use it.
19758 (decl_fini_priority_insert): Likewise.
19759 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19761 (decl_restrict_base_insert): Likewise.
19762 (decl_debug_expr_insert): Likewise.
19763 (decl_value_expr_lookup): Likewise.
19764 (decl_value_expr_insert): Likewise.
19765 * tree.h (priority_type): New type.
19766 (decl_init_priority_lookup): Use priority_type.
19767 (decl_fini_priority_lookup): New function.
19768 (decl_init_priority_insert): Use priority_type.
19769 (decl_fini_priority_insert): New function.
19770 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19771 (DECL_INIT_PRIORITY): Likewise.
19772 (SET_DECL_INIT_PRIORITY): Add comment.
19773 (DECL_FINI_PRIORITY): New macro.
19774 (SET_DECL_FINI_PRIORITY): Likewise.
19775 (DEFAULT_INIT_PRIORITY): Document.
19776 (MAX_INIT_PRIORITY): Likewise.
19777 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19778 (tree_map_base): New type.
19779 (tree_map_base_eq): New function.
19780 (tree_map_base_hash): Likewise.
19781 (tree_map_base_marked_p): Likewise.
19782 (tree_map): Inherit from tree_map_base.
19783 (tree_map_eq): Make it a macro.
19784 (tree_map_marked_p): Likewise.
19785 (tree_int_map): Inherit from tree_map_base.
19786 (tree_int_map_eq): Make it a macro.
19787 (tree_int_map_hash): Likewise.
19788 (tree_int_map_marked_p): Likewise.
19789 (tree_priority_map): New type.
19790 (tree_priority_map_eq): New macro.
19791 (tree_priority_map_hash): Likewise.
19792 (tree_priority_map_marked_p): Likewise.
19793 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19795 (emutls_common_1): Likewise.
19796 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19797 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19798 of tree_map hierarchy.
19799 * tree-cfg.c (move_stmt_r): Likewise.
19800 (new_label_mapper): Likewise.
19801 * c-tree.h (c_expand_body): Move to ...
19802 * c-common.h (c_expand_body): ... here.
19803 * c-decl.c (c_expand_body): Move to ...
19804 * c-common.c (c_expand_body): ... here.
19805 (c_common_attribute_table): Allow 1 argument for the constructor
19806 and destructor attributes.
19807 (get_priority): New function.
19808 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19809 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19811 2007-02-24 Jan Hubicka <jh@suse.cz>
19813 PR middle-end/30509
19814 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19815 copying for inlining.
19817 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19818 Jan Hubicka <jh@suse.cz>
19821 * i386.c (counter_mode): New function.
19822 (expand_set_or_movmem_via_loop): Use it.
19823 (expand_movmem_epilogue): Likewise; fix pasto.
19824 (ix86_expand_movmem): Do emit guard even for constant counts.
19825 (ix86_expand_setmem): Likewise.
19827 2007-02-25 Nick Clifton <nickc@redhat.com>
19829 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19830 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19832 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19835 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19836 count argument with 0x10, not with 0x16.
19837 (expand_setmem_epilogue): Ditto.
19839 2007-02-24 Mike Stump <mrs@apple.com>
19841 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19844 2007-02-24 Richard Guenther <rguenther@suse.de>
19846 PR middle-end/30951
19847 * fold-const.c (fold_binary): Fold x +- CST op x for
19848 EQ_EXPR and NE_EXPR.
19850 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19852 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19854 2007-02-24 Jan Hubicka <jh@suse.cz>
19856 * cgraphunit.c (decide_is_function_needed): Honor
19857 -fkeep-inline-functions.
19859 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19861 * builtins.c (fold_builtin_modf): New.
19862 (fold_builtin_2): Use it.
19864 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19866 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19867 (determine_max_iter): Take additional LOOP arg; all callers changed.
19868 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19869 one using simplifications.
19870 (simplify_using_initial_values): Return if the expression becomes
19871 invalid due to altered regs.
19873 2007-02-23 DJ Delorie <dj@redhat.com>
19875 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19877 2007-02-23 Mike Stump <mrs@apple.com>
19879 * tlink.c (scan_linker_output): Parse linker messages from
19880 darwin9's linker better.
19882 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19885 * varpool.c (varpool_assemble_pending_decls): Set
19886 varpool_last_needed_node to null.
19888 2007-02-23 DJ Delorie <dj@redhat.com>
19890 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19891 alignment bigger than the object file can handle.
19893 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19896 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19897 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19898 (*movsf_1): Penalize MMX moves.
19900 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19902 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19903 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19905 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19907 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19909 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19910 (fold_builtin_1): Use them.
19911 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19912 BUILT_IN_SIGNIFICAND.
19914 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19916 * config/i386/i386.c (bdesc_1arg): Initialize
19917 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19918 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19919 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19920 and IX86_BUILTIN_MOVSLDUP.
19922 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19924 PR rtl-optimization/30841
19925 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19927 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19929 * builtins.c (fold_builtin_frexp): New.
19930 (fold_builtin_2): Use it.
19932 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19934 * doc/invoke.texi (Spec Files): Document getenv spec function.
19936 * gcc.c (getenv_spec_function): New function.
19937 (static_spec_functions): Add it.
19938 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19939 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19942 2007-02-22 Michael Matz <matz@suse.de
19945 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19946 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19948 2007-02-22 Ian Lance Taylor <iant@google.com>
19951 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19952 (mem_loc_descriptor): Call it.
19954 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19955 Ira Rosen <irar@il.ibm.com>
19957 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19959 2007-02-22 Ira Rosen <irar@il.ibm.com>
19961 PR tree-optimization/30843
19962 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19963 stores only after all the group is vectorized.
19965 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19967 PR tree-optimization/30858
19968 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19969 in the reduction cycle have a single use in the loop.
19970 * tree-vectorizer.h (relevant): Add documentation.
19972 2007-02-20 Mike Stump <mrs@apple.com>
19974 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19975 * configure: Regenerate.
19977 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19979 Change the defaults of some parameters and options.
19980 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19981 * config/spu/spu.c (spu_optimization_options): Add.
19982 (spu_override_options): Change params in spu_optimization_options.
19983 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19985 Register 127 is only 16 byte aligned when used as a frame pointer.
19986 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19987 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19988 HARD_FRAME_POINTER_REGNUM.
19989 (spu_legitimate_address): Use regno_aligned_for_reload.
19990 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19991 aligned when frame_pointer_needed is true.
19992 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19994 * config/spu/spu.h (INIT_EXPANDERS): Define.
19996 Make sure shift and rotate instructions have valid immediate operands.
19997 * config/spu/predicates.md (spu_shift_operand): Remove.
19998 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19999 * config/spu/constraints.md (W, O): Extend range.
20000 * config/spu/spu.md (umask, nmask): Define.
20001 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20002 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20003 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20004 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20005 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20006 (lshr<mode>3_reg): Fix rtl description.
20008 Make sure mulhisi immediate operands are valid.
20009 * config/spu/predicates.md (imm_K_operand): Add.
20010 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20012 Generate constants using fsmbi and andi.
20013 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20014 (print_operand, spu_split_immediate, classify_immediate,
20015 fsmbi_const_p): Handle IC_FSMBI2.
20017 Correctly handle a CONST_VECTOR containing symbols.
20018 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20019 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20020 (immediate_load_p): Allow symbols that use 2 instructions to create.
20021 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20022 with symbols when flag_pic is set.
20023 (const_vector_immediate_p): New.
20024 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20025 accept a CONST_VECTOR with symbols.
20026 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20027 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20029 * config/spu/spu.md (high, low): Delete.
20030 (low_<mode>): Define.
20032 Remove INTRmode and INTR_REGNUM, which didn't work.
20033 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20035 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20036 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20037 peephole2 pattern): Don't use INTR or 131.
20038 (movintrcc): Delete.
20039 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20040 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20041 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20042 (UNSPEC_SET_INTR): Add.
20043 * config/spu/spu-modes.def (INTR): Remove.
20045 More accurate warnings about run-time relocations.
20046 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20048 Correctly warn about immediate arguments to specific intrinsics.
20049 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20050 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20051 the instruction predicate.
20053 Fix tree check errors with latest update.
20054 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20056 (spu_expand_builtin): Use CALL_EXPR_FN.
20058 Add missing specific intrinsics.
20059 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20061 * config/spu/spu_internals.h: Ditto.
20063 Fix incorrect operand modifiers.
20064 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20065 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20067 Optimize one case of zero_extend of a vec_select.
20068 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20070 Accept any immediate for hbr.
20071 * config/spu/spu.md (hbr): Change s constraints to i.
20073 2007-02-21 Paul Brook <paul@codesourcery.com>
20075 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20076 condexec_count when skipping USE and CLOBBER.
20078 2007-02-21 Nick Clifton <nickc@redhat.com>
20080 * common.opt (Warray-bounds): Add Warning attribute.
20081 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20083 (fsized-zeroes): Add Optimization attribute.
20084 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20085 * c.opt (Wc++0x-compat): Add Warning attribute.
20087 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20089 PR middle-end/30761
20090 * reload1.c (eliminate_regs_in_insn): In the single_set special
20091 case, attempt to re-recognize the insn before falling back to
20092 having reload fix it up.
20094 2007-02-20 Eric Christopher <echristo@gmail.com>
20096 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20097 Rewrite accordingly.
20098 (frv_read_iacc_argument): Ditto.
20099 (frv_expand_set_builtin): Take a call instead of arglist, update for
20101 (frv_expand_unop_builtin): Ditto.
20102 (frv_expand_binop_builtin): Ditto.
20103 (frv_expand_cut_builtin): Ditto.
20104 (frv_expand_binopimm_builtin): Ditto.
20105 (frv_expand_voidbinop_builtin): Ditto.
20106 (frv_expand_int_void2arg): Ditto.
20107 (frv_expand_prefetches): Ditto.
20108 (frv_expand_voidtriop_builtin): Ditto.
20109 (frv_expand_voidaccop_builtin): Ditto.
20110 (frv_expand_load_builtin): Ditto.
20111 (frv_expand_store_builtin): Ditto.
20112 (frv_expand_mdpackh_builtin): Ditto.
20113 (frv_expand_mclracc_builtin): Ditto.
20114 (frv_expand_mrdacc_builtin): Ditto.
20115 (frv_expand_mwtacc_builtin): Ditto.
20116 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20119 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20121 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20122 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20124 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20125 point instructions.
20126 * configure: Regenerate.
20127 * config.in: Regenerate.
20128 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20129 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20130 masks to power6 and power6x and to POWERPC_MASKS.
20131 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20133 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20134 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20135 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20136 Access PROTOTYPE as variable, not mask.
20138 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20140 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20141 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20142 * combine.c (adjust_for_new_dest): Use it.
20143 * postreload.c (reload_combine): Likewise.
20145 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20147 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20148 notes on an insn with multiple sets, even if single_set returns
20149 non-NULL for that insn.
20151 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20153 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20154 scalbn and scalbln.
20156 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20158 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20159 if user didn't pass it.
20160 * config/i386/darwin.h (CC1_SPEC): Likewise.
20161 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20162 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20163 -mmacosx-version-min.
20165 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20166 Uros Bizjak <ubizjak@gmail.com>
20168 * optabs.h (enum optab_index): Add new OTI_scalb.
20169 (scalb_optab): Define corresponding macro.
20170 * optabs.c (init_optabs): Initialize scalb_optab.
20171 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20173 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20174 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20175 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20176 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20177 flag_unsafe_math_optimizations is set.
20179 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20180 to implement scalbf, scalb and scalbl built-ins as inline x87
20183 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20184 DJ Delorie <dj@redhat.com>
20187 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20188 (diagnostic_report_diagnostic): ... here, and turn them into real
20189 errors. If warnings are inhibited, no need to do anything.
20191 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20193 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20194 better code generation.
20196 2007-02-20 Ben Elliston <bje@au.ibm.com>
20198 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20200 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20202 * config/alpha/alpha.c, config/alpha/alpha.md,
20203 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20204 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20205 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20206 config/arm/lib1funcs.asm: Follow spelling conventions.
20208 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20209 config/fr30/fr30.md, config/i386/i386.h,
20210 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20211 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20212 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20213 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20214 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20215 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20216 config/sparc/sparc.c, config/sparc/sparc.h,
20217 config/sparc/sparc.md, config/spu/constraints.md,
20218 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20221 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20224 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20227 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20229 * doc/invoke.texi (-ftree-lrs): Remove.
20231 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20233 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20236 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20238 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20239 new CALL_EXPR_FN macro for retrieving the function
20240 declaration of the input expression.
20242 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20244 * c.opt (Waddress): New.
20245 * common.opt (Walways-true): Delete.
20246 (Wstring-literal-comparison): Delete.
20247 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20248 -Wstring-literal-comparison. Add -Waddress.
20250 (Walways-true): Delete.
20251 (Wstring-literal-comparison): Delete.
20252 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20253 consistently instead of -Walways-true in example.
20254 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20255 * c-typeck.c (parser_build_binary_op): Replace
20256 -Wstring-literal-comparison and -Walways-true with -Waddress.
20257 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20260 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20262 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20263 without DECL_STRUCT_FUNCTION initialized.
20265 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20267 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20268 due to calls to functions taking pointers as parameters.
20270 2007-02-19 Richard Henderson <rth@redhat.com>
20273 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20276 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20278 * config/s390/s390.c (s390_call_saved_register_used,
20279 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20280 accessed to the new scheme.
20282 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20284 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20285 (cris_print_index, cris_print_operand, cris_print_operand_address)
20286 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20287 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20288 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20289 GET_CODE () == xxx.
20290 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20291 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20292 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20293 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20294 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20295 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20296 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20297 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20298 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20299 (uminsi3, call, call_value): Ditto.
20300 (define_split: indir_to_reg_split, unnamed): Ditto.
20302 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20304 PR tree-optimization/30975
20305 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20308 2007-02-18 Eric Christopher <echristo@gmail.com>
20310 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20311 Remove use of arglist.
20312 (mips_expand_builtin): Remove use of arglist, pass in expr.
20313 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20314 (mips_expand_builtin_movtf): Ditto.
20315 (mips_expand_builtin_compare): Ditto.
20317 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20319 * tree-sra.c (sra_build_assignment): Replace assertion
20320 checking with a comment explaining why it can't be done.
20322 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20324 PR middle-end/30833
20325 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20326 during CALL_EXPR representation conversion.
20327 * tree-ssa-propagate.c (set_rhs): Likewise.
20329 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20331 * tree-sra.c (sra_build_assignment): Disable assertion checking
20334 2007-02-18 Roger Sayle <roger@eyesopen.com>
20336 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20337 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20338 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20340 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20341 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20342 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20343 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20344 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20345 force_gimple_operand): Likewise.
20346 * ipa-cp.c (constant_val_insert): Likewise.
20347 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20348 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20349 perfect_nestify): Likewise.
20350 * langhooks.c (lhd_omp_assignment): Likewise.
20351 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20352 lower_copyprivate_clauses, lower_send_clauses,
20353 lower_send_shared_vars, expand_parallel_call,
20354 expand_omp_for_generic, expand_omp_for_static_nochunk,
20355 expand_omp_for_static_chunk, expand_omp_sections,
20356 lower_omp_single_copy, lower_omp_for_lastprivate,
20357 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20358 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20359 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20362 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20364 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20365 config/sh/sh.md: Follow spelling conventions.
20367 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20368 config/frv/predicates.md: Follow spelling conventions.
20370 * config/m68k/linux-unwind.h: Fix a comment typo.
20371 * target.h: Follow spelling conventions.
20373 2007-02-18 Roger Sayle <roger@eyesopen.com>
20375 PR rtl-optimization/28173
20376 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20377 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20378 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20379 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20380 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20382 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20384 * builtins.c (fold_builtin_load_exponent): New.
20385 (fold_builtin_2): Use it.
20387 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20389 PR rtl-optimization/30773
20390 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20391 if we fail to attach a REG_EQUIV note.
20393 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20394 Roger Sayle <roger@eyesopen.com>
20396 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20398 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20400 * calls.c (initialize_argument_information): Pass original EXP
20401 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20402 code to split complex arguments here, as part of initializing the
20404 (expand_call): Remove code that builds a list of arguments and
20405 inserts implicit arguments into it. Instead, just count how many
20406 implicit arguments there will be so we can determine the size of
20407 the ARGS array, and let initialize_argument_information do the work.
20408 (split_complex_values): Delete unused function.
20410 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20412 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20414 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20416 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20417 for arg pointer based indexed addressing.
20419 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20421 * config/ia64/ia64.h, config/ia64/ia64.md,
20422 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20423 spelling conventions.
20425 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20427 * config/m68k/m68k.c (split_di): New.
20428 * config/m68k/m68k-protos.h: Declare split_di.
20429 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20430 Improve predicate handling and split constant shifts.
20432 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20434 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20435 parameter for register bitfield operations, general predicates
20438 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20440 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20441 * config/m68k/linux-unwind.h: New file.
20443 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20445 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20446 config/i386/athlon.md, config/ia64/ia64.md,
20447 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20448 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20449 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20450 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20451 tree-vect-transform.c: Fix comment typos.
20453 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20455 * sched-deps.c (find_insn_list): Remove.
20456 * sched-int.h: Remove the prototype for find_insn_list.
20458 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20460 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20462 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20463 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20464 darwin_rs6000_override_options.
20465 (C_COMMON_OVERRIDE_OPTIONS): Expect
20466 darwin_macosx_version_min to be non-NULL always.
20467 (TARGET_C99_FUNCTIONS): Likewise.
20468 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20469 (DARWIN_MINVERSION_SPEC): New.
20470 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20471 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20473 (DARWIN_MINVERSION_SPEC): New.
20474 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20476 * config/darwin-c.c (darwin_cpp_builtins): Expect
20477 darwin_macosx_version_min to be non-NULL always.
20479 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20481 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20483 * config/i386/i386.h (x86_use_xchgb): New.
20484 (TARGET_USE_XCHGB): New macro.
20485 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20486 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20487 Split after reload into bswaphi for shifts of 8.
20488 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20489 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20490 or when optimizing for size.
20492 2007-02-16 Richard Guenther <rguenther@suse.de>
20493 Christian Bruel <christian.bruel@st.com>
20495 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20496 DECLs but prefer SSA_NAMEs over DECLs.
20498 2007-02-16 Richard Guenther <rguenther@suse.de>
20500 * tree-flow-inline.h (single_imm_use_p): Remove.
20501 (zero_imm_uses_p): Likewise.
20502 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20503 instead of single_imm_use_p.
20504 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20507 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20510 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20511 nested double- and backquotes.
20513 2007-02-15 Roger Sayle <roger@eyesopen.com>
20515 PR middle-end/30391
20516 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20517 should be unreachable.
20518 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20519 For the time being redirect GIMPLE_MODIFY_STMT to the new
20520 (renamed) build_gimple_modify_stmt_stat.
20521 (build2_gimple_stat): Rename to...
20522 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20523 Always build a GIMPLE_MODIFY_STMT node.
20524 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20525 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20528 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20529 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20530 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20531 expand_complex_div_wide): Likewise.
20532 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20533 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20534 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20535 * tree-ssa-loop-manip.c (create_iv): Likewise.
20536 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20537 abs_replacement): Likewise.
20538 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20539 realify_fake_stores): Likewise.
20541 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20542 node rather than a GIMPLE_MODIFY_STMT node.
20543 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20544 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20546 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20547 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20548 GIMPLE_MODIFY_STMT.
20550 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20552 PR middle-end/30433
20553 * fold-const.c (fold_comparison): Add back the
20554 folding of constant complex comparisions.
20556 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20558 PR middle-end/30729
20559 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20560 effects unknown to this function, return early.
20562 2007-02-15 Ian Lance Taylor <iant@google.com>
20564 * lower-subreg.c (move_eh_region_note): New static function.
20565 (resolve_simple_move): Call it.
20566 (decompose_multiword_subregs): Track blocks for which we resolve a
20567 simple move which is also a control flow insn. Pass them to
20568 find_many_sub_basic_blocks.
20569 (pass_lower_subreg): Add TODO_verify_flow.
20570 (pass_lower_subreg2): Likewise.
20572 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20573 Brooks Moses <brooks.moses@codesourcery.com>
20574 Lee Millward <lee.millward@codesourcery.com>
20576 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20577 (VL_EXP_CLASS_P): New.
20578 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20580 (TREE_OPERAND_CHECK_CODE): Likewise.
20581 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20582 (TREE_RTL_OPERAND_CHECK): Likewise.
20583 (tree_operand_check_failed): Make second parameter the whole tree
20584 instead of its code. Fixed callers.
20585 (VL_EXP_CHECK): New.
20586 (TREE_OPERAND_LENGTH): New.
20587 (VL_EXP_OPERAND_LENGTH): New.
20588 (CALL_EXPR_FN): New.
20589 (CALL_EXPR_STATIC_CHAIN): New.
20590 (CALL_EXPR_ARGS): New.
20591 (CALL_EXPR_ARG): New.
20592 (call_expr_nargs): New.
20593 (CALL_EXPR_ARGP): New.
20594 (build_nt_call_list): Declare.
20595 (build_vl_exp_stat): Declare.
20596 (build_vl_exp): New.
20597 (build_call_list): Declare.
20598 (build_call_nary): Declare.
20599 (build_call_valist): Declare.
20600 (build_call_array): Declare.
20601 (call_expr_arg): Declare.
20602 (call_expr_argp): Declare.
20603 (call_expr_arglist): Declare.
20604 (fold_build_call_list): Declare.
20605 (fold_build_call_list_initializer): Declare.
20606 (fold_call_expr): Declare to replace fold_builtin.
20607 (fold_builtin_fputs): Update to agree with modified definition.
20608 (fold_builtin_strcpy): Likewise.
20609 (fold_builtin_strncpy): Likewise.
20610 (fold_builtin_memory_chk): Likewise.
20611 (fold_builtin_stxcpy_chk): Likewise.
20612 (fold_builtin_strncpy_chk): Likewise.
20613 (fold_builtin_next_arg): Likewise.
20614 (fold_build_call_expr): Declare.
20615 (fold_builtin_call_list): Declare.
20616 (fold_builtin_call_valist): Declare.
20617 (build_call_expr): Declare.
20618 (validate_arglist): Update to agree with modified definition.
20619 (tree_operand_length): New.
20620 (call_expr_arg_iterator): New.
20621 (init_call_expr_arg_iterator): New.
20622 (next_call_expr_arg): New.
20623 (first_call_expr_arg): New.
20624 (more_call_expr_args_p): New.
20625 (FOR_EACH_CALL_EXPR_ARG): New.
20627 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20628 and tcc_gimple_stmt.
20629 (tree_code_size): Update documentation. Use sizeof (tree) rather
20630 than sizeof (char *).
20631 (tree_size): Likewise. Add case for tcc_vl_exp.
20632 (tree_node_structure): Add case for tcc_vl_exp.
20633 (contains_placeholder_p): Likewise.
20634 (substitute_in_expr): Likewise.
20635 (substitute_placeholder_in_expr): Likewise.
20636 (stabilize_reference_1): Likewise.
20637 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20638 to diagnose breakage of this interface for constructing CALL_EXPRs.
20639 (build_nt): Add similar assertion here.
20640 (build_nt_call_list): New.
20641 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20642 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20644 (get_callee_fndecl): Use new CALL_EXPR accessors.
20645 (tree_operand_check_failed): Change parameters to pass entire node
20646 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20647 (process_call_operands): New.
20648 (build_vl_exp_stat): New.
20649 (build_call_list): New.
20650 (build_call_nary): New.
20651 (build_call_valist): New.
20652 (build_call_array): New.
20653 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20654 (call_expr_arglist): New.
20656 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20657 tcc_vl_exp instead of a fixed-size tcc_expression.
20659 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20660 accessors for CALL_EXPRs.
20661 (AGGR_INIT_EXPR): Likewise.
20663 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20664 Brooks Moses <brooks.moses@codesourcery.com>
20665 Lee Millward <lee.millward@codesourcery.com>
20667 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20668 (expand_builtin_nonlocal_goto): Change parameter to be entire
20669 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20670 (expand_builtin_prefetch): Likewise.
20671 (expand_builtin_classify_type): Likewise.
20672 (mathfn_built_in): Return NULL_TREE instead of 0.
20673 (expand_errno_check): Use new CALL_EXPR accessors.
20674 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20675 Return NULL_RTX instead of 0.
20676 (expand_builtin_mathfn_2): Likewise.
20677 (expand_builtin_mathfn_3): Likewise.
20678 (expand_builtin_interclass_mathfn): Likewise.
20679 (expand_builtin_sincos): Likewise.
20680 (expand_builtin_cexpi): Likewise.
20681 (expand_builtin_int_roundingfn): Likewise.
20682 (expand_builtin_int_roundingfn_2): Likewise.
20683 (expand_builtin_pow): Likewise.
20684 (expand_builtin_powi): Likewise.
20685 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20686 of arglist, fixing callers appropriately. Use new CALL_EXPR
20687 accessors and constructors. Return NULL_RTX instead of 0.
20688 (expand_builtin_strstr): Likewise.
20689 (expand_builtin_strchr): Likewise.
20690 (expand_builtin_strrchr): Likewise.
20691 (expand_builtin_strpbrk): Likewise.
20692 (expand_builtin_memcpy): Likewise.
20693 (expand_builtin_mempcpy): Likewise.
20694 (expand_builtin_mempcpy_args): New.
20695 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20696 (expand_builtin_memmove_args): New.
20697 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20698 (expand_movstr): Likewise.
20699 (expand_builtin_strcpy): Likewise.
20700 (expand_builtin_strcpy_args): New.
20701 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20702 (expand_builtin_strncpy): Likewise.
20703 (expand_builtin_memset): Likewise.
20704 (expand_builtin_memset_args): New.
20705 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20706 (expand_builtin_memcmp): Likewise.
20707 (expand_builtin_strcmp): Likewise.
20708 (expand_builtin_strncmp): Likewise.
20709 (expand_builtin_strcat): Likewise.
20710 (expand_builtin_strncat): Likewise.
20711 (expand_builtin_strspn): Likewise.
20712 (expand_builtin_strcspn): Likewise.
20713 (expand_builtin_args_info): Likewise.
20714 (expand_builtin_va_start): Likewise.
20715 (gimplify_va_arg_expr): Likewise.
20716 (expand_builtin_va_end): Likewise.
20717 (expand_builtin_va_copy): Likewise.
20718 (expand_builtin_frame_address): Likewise.
20719 (expand_builtin_alloca): Likewise.
20720 (expand_builtin_bswap): Likewise.
20721 (expand_builtin_unop): Likewise.
20722 (expand_builtin_fputs): Likewise.
20723 (expand_builtin_expect): Likewise.
20724 (expand_builtin_fabs): Likewise.
20725 (expand_builtin_copysign): Likewise.
20726 (expand_builtin_printf): Likewise.
20727 (expand_builtin_fprintf): Likewise.
20728 (expand_builtin_sprintf): Likewise.
20729 (expand_builtin_init_trampoline): Likewise.
20730 (expand_builtin_signbit): Likewise.
20731 (expand_builtin_fork_or_exec): Likewise.
20732 (expand_builtin_sync_operation): Likewise.
20733 (expand_builtin_compare_and_swap): Likewise.
20734 (expand_builtin_lock_test_and_set): Likewise.
20735 (expand_builtin_lock_release): Likewise.
20736 (expand_builtin): Likewise.
20737 (builtin_mathfn_code): Likewise.
20739 (fold_builtin_constant_p): Pass call arguments individually instead
20740 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20741 accessors and constructors. Return NULL_TREE instead of 0.
20742 (fold_builtin_expect): Likewise.
20743 (fold_builtin_classify_type): Likewise.
20744 (fold_builtin_strlen): Likewise.
20745 (fold_builtin_nan): Likewise.
20746 (integer_valued_real_p): Likewise.
20747 (fold_trunc_transparent_mathfn): Likewise.
20748 (fold_fixed_mathfn): Likewise.
20749 (fold_builtin_cabs): Likewise.
20750 (fold_builtin_sqrt): Likewise.
20751 (fold_builtin_cbrt): Likewise.
20752 (fold_builtin_cos): Likewise.
20753 (fold_builtin_cosh): Likewise.
20754 (fold_builtin_tan): Likewise.
20755 (fold_builtin_sincos): Likewise.
20756 (fold_builtin_cexp): Likewise.
20757 (fold_builtin_trunc): Likewise.
20758 (fold_builtin_floor): Likewise.
20759 (fold_builtin_ceil): Likewise.
20760 (fold_builtin_round): Likewise.
20761 (fold_builtin_int_roundingfn): Likewise.
20762 (fold_builtin_bitop): Likewise.
20763 (fold_builtin_bswap): Likewise.
20764 (fold_builtin_logarithm): Likewise.
20765 (fold_builtin_hypot): Likewise.
20766 (fold_builtin_pow): Likewise.
20767 (fold_builtin_powi): Likewise.
20768 (fold_builtin_exponent): Likewise.
20769 (fold_builtin_memset): Likewise.
20770 (fold_builtin_bzero): Likewise.
20771 (fold_builtin_memory_op): Likewise.
20772 (fold_builtin_bcopy): Deleted; call site changed to invoke
20773 fold_builtin_memory_op directly.
20774 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20775 (fold_builtin_strncpy): Likewise.
20776 (fold_builtin_memcmp): Likewise.
20777 (fold_builtin_strcmp): Likewise.
20778 (fold_builtin_strncmp): Likewise.
20779 (fold_builtin_signbit): Likewise.
20780 (fold_builtin_copysign): Likewise.
20781 (fold_builtin_isascii): Likewise.
20782 (fold_builtin_toascii): Likewise.
20783 (fold_builtin_isdigit): Likewise.
20784 (fold_builtin_fabs): Likewise.
20785 (fold_builtin_abs): Likewise.
20786 (fold_builtin_fmin_fmax): Likewise.
20787 (fold_builtin_carg): Likewise.
20788 (fold_builtin_classify): Likewise.
20789 (fold_builtin_unordered_cmp): Likewise.
20791 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20792 New functions split out from fold_builtin_1.
20793 (fold_builtin_n): New.
20794 (fold_builtin_varargs): New.
20795 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20797 (fold_call_expr): New.
20798 (build_function_call_expr): Rewrite to use new helper function.
20799 (fold_builtin_call_list): New.
20800 (build_call_expr): New.
20801 (fold_builtin_call_valist): New.
20802 (rewrite_call_expr): New.
20803 (validate_arg): New.
20804 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20805 of an arglist. Change return type to bool. Use new CALL_EXPR
20808 (fold_builtin_strstr): Pass call arguments individually instead
20809 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20810 accessors and constructors. Return NULL_TREE instead of 0.
20811 (fold_builtin_strchr): Likewise.
20812 (fold_builtin_strrchr): Likewise.
20813 (fold_builtin_strpbrk): Likewise.
20814 (fold_builtin_strcat): Likewise.
20815 (fold_builtin_strncat): Likewise.
20816 (fold_builtin_strspn): Likewise.
20817 (fold_builtin_strcspn): Likewise.
20818 (fold_builtin_fputs): Likewise.
20819 (fold_builtin_next_arg): Likewise.
20820 (fold_builtin_sprintf): Likewise.
20822 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20823 NULL_RTX instead of 0.
20824 (expand_builtin_memory_chk): Likewise.
20825 (maybe_emit_chk_warning): Likewise.
20826 (maybe_emit_sprintf_chk_warning): Likewise.
20828 (fold_builtin_object_size): Pass call arguments individually instead
20829 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20830 accessors and constructors. Return NULL_TREE instead of 0.
20831 (fold_builtin_memory_chk): Likewise.
20832 (fold_builtin_stxcpy_chk): Likewise.
20833 (fold_builtin_strncpy_chk): Likewise.
20834 (fold_builtin_strcat_chk): Likewise.
20835 (fold_builtin_strcat_chk): Likewise.
20836 (fold_builtin_strncat_chk): Likewise.
20837 (fold_builtin_sprintf_chk): Likewise.
20838 (fold_builtin_snprintf_chk): Likewise.
20839 (fold_builtin_printf): Likewise.
20840 (fold_builtin_vprintf): Likewise.
20842 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20844 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20845 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20846 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20847 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20848 (fold_unary): Likewise.
20849 (fold_binary): Likewise.
20850 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20851 ternary expressions.
20852 (fold): Add logic for tcc_vl_exp.
20853 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20854 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20855 (fold_build3_stat): Add assertion to flag broken interface for
20856 constructing CALL_EXPRs.
20857 (fold_build_call_list): New.
20858 (fold_build_call_list_initializer): New.
20859 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20861 (fold_strip_sign_ops): Likewise.
20863 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20864 Brooks Moses <brooks.moses@codesourcery.com>
20865 Lee Millward <lee.millward@codesourcery.com>
20867 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20868 accessors and dump arguments explicitly.
20870 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20872 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20874 (print_call_name): Use new CALL_EXPR accessors.
20876 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20877 CALL_EXPR arguments explicitly instead of as a list. Use
20878 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20880 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20881 (vrp_visit_stmt): Likewise.
20883 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20884 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20886 (force_move_till_expr): Likewise.
20888 * targhooks.c (default_external_stack_protect_fail): Use
20889 build_call_expr instead of build_function_call_expr.
20890 (default_hidden_stack_protect_fail): Likewise.
20892 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20895 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20896 and walk arguments explicitly.
20898 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20899 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20900 (expand_simple_operations): Likewise.
20901 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20903 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20904 of TREE_CODE_LENGTH.
20905 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20907 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20908 instead of TREE_CODE_LENGTH.
20910 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20911 (tree_ic_transform): Likewise.
20912 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20913 parameter instead of arglist. Fix callers.
20914 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20915 (tree_stringops_transform): Likewise.
20916 (tree_indirect_call_to_profile): Likewise.
20917 (tree_stringops_values_to_profile): Likewise.
20919 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20920 (eliminate_tail_call): Likewise.
20922 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20924 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20925 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20927 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20929 * omp-low.c (build_omp_barrier): Use build_call_expr.
20930 (lower_rec_input_clauses): Likewise.
20931 (lower_reduction_clauses): Likewise.
20932 (expand_parallel_call): Likewise.
20933 (maybe_catch_exception): Likewise.
20934 (expand_omp_for_generic): Likewise.
20935 (expand_omp_for_static_nochunk): Likewise.
20936 (expand_omp_sections): Likewise.
20937 (lower_omp_single_simple): Likewise.
20938 (lower_omp_single_copy): Likewise.
20939 (lower_omp_master): Likewise.
20940 (lower_omp_ordered): Likewise.
20941 (lower_omp_critical): Likewise.
20943 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20944 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20946 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20947 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20948 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20950 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20951 and generalize to handle any number of operands.
20952 (chrec_contains_undetermined): Likewise.
20953 (tree_contains_chrecs): Likewise.
20954 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20956 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20958 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20959 fold_call_expr instead of fold_builtin.
20960 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20961 match declarations there.
20962 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20965 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20966 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20968 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20969 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20971 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20974 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20975 (execute_cse_sincos): Use new CALL_EXPR accessors.
20977 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20979 * gimple-low.c (lower_function_body): Use build_call_expr.
20980 (lower_builtin_setjmp): Likewise.
20982 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20983 (set_storage_via_libcall): Likewise.
20984 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20985 instead of TREE_CODE_LENGTH.
20986 (expand_expr_real_1): Use new CALL_EXPR accessors.
20988 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20989 generalize to handle any number of operands.
20990 (TB_parent_eq): Likewise.
20992 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20993 (strip_builtin_expect): Likewise.
20995 * function.c (gimplify_parameters): Use build_call_expr.
20997 * tree-vectorizer.c (vect_is_simple_reduction): Use
20998 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21000 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21001 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21003 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21006 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21007 (gimplify_decl_expr): Likewise.
21008 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21009 Use new CALL_EXPR iterators.
21010 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21011 (gimplify_modify_expr_to_memset): Likewise.
21012 (gimplify_variable_sized_compare): Likewise.
21013 (gimplify_omp_atomic_fetch_op): Likewise.
21014 (gimplify_omp_atomic_pipeline): Likewise.
21015 (gimplify_omp_atomic_mutex): Likewise.
21016 (gimplify_function_tree): Likewise.
21018 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21019 (call_expr_flags): Likewise.
21020 (expand_call): Likewise.
21022 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21023 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21026 * coverage.c (create_coverage): Use build_call_expr.
21028 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21029 (temp_call_expr_obstack): New.
21030 (pool_copy_list): Delete.
21031 (temp_copy_call_expr): New.
21032 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21033 CALL_EXPR accessors. Get rid of special goo for copying argument
21034 lists and use temp_copy_call_expr instead.
21035 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21036 CALL_EXPR accessors.
21037 (create_expression_by_pieces): Likewise. Use build_call_array
21038 to construct the result instead of fold_build3.
21039 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21040 dealing with argument lists.
21041 (init_pre): Remove references to expression_node_pool and
21042 list_node_pool. Init temp_call_expr_obstack instead.
21043 (fini_pre): Remove references to expression_node_pool and
21046 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21047 and walk arguments explicitly instead of as a list.
21049 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21050 (mx_register_decls): Likewise.
21051 (mudflap_register_call): Likewise.
21052 (mudflap_finish_file): Likewise.
21054 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21055 (ipa_callsite_compute_param): Likewise.
21057 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21058 accessors and constructor.
21060 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21061 accessors and constructor.
21062 (convert_tramp_reference): Likewise.
21063 (convert_call_expr): Likewise.
21064 (finalize_nesting_tree_1): Likewise.
21066 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21069 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21071 * tree-inline.c (initialize_inlined_parameters): Pass entire
21072 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21074 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21075 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21077 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21078 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21079 (vectorizable_reduction): Likewise.
21080 (vectorizable_call): Use new CALL_EXPR iterators.
21081 (vectorizable_conversion): Use build_call_expr.
21082 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21083 (vect_gen_widened_results_half): Use build_call_expr.
21084 (vect_setup_realignment): Likewise.
21085 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21087 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21088 (pass_through_call): Likewise.
21089 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21092 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21093 (tree_gen_pow2_profiler): Likewise.
21094 (tree_gen_one_value_profiler): Likewise.
21095 (tree_gen_ic_func_profiler): Likewise.
21096 (tree_gen_average_profiler): Likewise.
21097 (tree_gen_ior_profiler): Likewise.
21099 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21100 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21101 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21103 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21104 of TREE_CODE_LENGTH.
21106 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21107 of TREE_CODE_LENGTH.
21109 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21111 (convert_to_integer): Likewise.
21113 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21116 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21117 Brooks Moses <brooks.moses@codesourcery.com>
21118 Lee Millward <lee.millward@codesourcery.com>
21120 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21122 * config/frv/frv.c (frv_expand_builtin): Likewise.
21123 * config/s390/s390.c (s390_expand_builtin): Likewise.
21125 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21126 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21128 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21129 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21130 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21131 (ix86_expand_store_builtin): Likewise.
21132 (ix86_expand_unop_builtin): Likewise.
21133 (ix86_expand_unop1_builtin): Likewise.
21134 (ix86_expand_sse_compare): Likewise.
21135 (ix86_expand_sse_comi): Likewise.
21136 (ix86_expand_vec_init_builtin): Likewise.
21137 (ix86_expand_vec_ext_builtin): Likewise.
21138 (ix86_expand_vec_set_builtin): Likewise.
21139 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21141 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21142 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21144 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21145 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21146 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21148 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21150 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21151 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21152 arglist. Use new CALL_EXPR accessors. Fix callers.
21153 (altivec_expand_abs_builtin): Likewise.
21154 (rs6000_expand_binop_builtin): Likewise.
21155 (altivec_expand_predicate_builtin): Likewise.
21156 (altivec_expand_lv_builtin): Likewise.
21157 (spe_expand_stv_builtin): Likewise.
21158 (altivec_expand_stv_builtin): Likewise.
21159 (rs6000_expand_ternop_builtin): Likewise.
21160 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21161 (altivec_expand_st_builtin): Likewise.
21162 (altivec_expand_dst_builtin): Likewise.
21163 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21164 arglist. Use new CALL_EXPR accessors. Fix callers.
21165 (altivec_expand_vec_set_builtin): Likewise.
21166 (altivec_expand_vec_ext_builtin): Likewise.
21167 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21168 (spe_expand_builtin): Likewise.
21169 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21170 arglist. Use new CALL_EXPR accessors. Fix callers.
21171 (spe_expand_evsel_builtin): Likewise.
21172 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21173 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21175 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21176 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21177 (arm_expand_unop_builtin): Likewise.
21178 (arm_expand_builtin): Use new CALL_EXPR accessors.
21180 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21183 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21184 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21186 (bfin_expand_unop_builtin): Likewise.
21187 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21189 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21190 Brooks Moses <brooks.moses@codesourcery.com>
21191 Lee Millward <lee.millward@codesourcery.com>
21193 * c-semantics.c (build_stmt): Add internal diagnostic check.
21195 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21196 accessors. Print arguments explicitly instead of as a list.
21198 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21200 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21201 (c_finish_omp_flish): Likewise.
21203 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21204 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21205 instead of TREE_CODE_LENGTH.
21206 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21207 (c_warn_unused_result): Likewise.
21209 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21212 * doc/invoke.texi (Warning Options): Remove
21213 -Werror-implicit-function-declaration.
21214 (Wimplicit-function-declaration): Update description.
21215 * opts.c (common_handle_option): Move handling of -Werror=* to...
21216 (enable_warning_as_error): ...here.
21217 * opts.h (enable_warning_as_error): Declare.
21218 * c-decl.c (implicit_decl_warning): Unless
21219 -Wno-implicit-function-declaration is given, emit a pedwarn if
21220 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21221 * c.opt (Wimplicit-function-declaration): Replace
21222 mesg_implicit_function_declaration with
21223 warn_implicit_function_declaration.
21224 * c-opts.c (c_common_handle_option):
21225 -Werror-implicit-function-declaration is exactly equal as
21226 -Werror=implicit-function-declaration.
21227 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21228 warn_implicit_function_declaration.
21229 (c_common_post_options): -Wimplict-function-declaration is enabled
21230 by default by -std=c99, otherwise is disabled by default.
21231 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21233 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21235 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21236 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21237 former is ignored but not the latter.
21239 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21241 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21242 is made and the reference doesn't use the alias set of its type,
21243 do not create the temporary using that type.
21245 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21247 * jump.c: Remove prototypes for delete_computation and
21248 delete_prior_computation.
21250 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21252 * jump.c (get_label_after): Delete.
21253 (get_label_before, delete_computation, delete_jump,
21254 delete_prior_computation, follow_jumps): Move...
21255 * reorg.c (delete_computation, delete_prior_computation): ... here...
21256 (get_label_before, delete_jump): ... making these static ...
21257 (follow_jumps): ... and simplifying this since it only runs after
21259 * rtl.h (get_label_after, get_label_before, delete_jump,
21260 follow_jumps): Delete prototypes.
21262 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21264 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21266 2007-02-15 Nick Clifton <nickc@redhat.com>
21268 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21269 order to prevent it from being munged by the target.
21271 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21273 * config/i386/i386.md: Remove misleading comment.
21275 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21277 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21278 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21281 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21283 * tree-sra.c (instantiate_missing_elements): Canonicalize
21285 (sra_build_assignment): New.
21286 (generate_copy_inout, generate_element_copy,
21287 generate_element_zero, generate_one_element_init): Use it.
21289 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21291 * tree-sra.c (instantiate_missing_elements): Canonicalize
21293 (sra_build_assignment): New.
21294 (generate_copy_inout, generate_element_copy,
21295 generate_element_zero, generate_one_element_init): Use it.
21297 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21299 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21302 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21304 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21305 types as aggregates not scalars.
21306 * function.c (assign_stack_temp_for_type): Likewise.
21308 2007-02-14 Roger Sayle <roger@eyesopen.com>
21309 Zdenek Dvorak <dvorakz@suse.cz>
21311 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21314 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21316 * passes.c (next_pass_1): Clear the next field of the copied
21319 2007-02-14 Richard Henderson <rth@redhat.com>
21321 * tree-sra.c (early_sra): New.
21322 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21323 (tree_sra_early, pass_sra_early): New.
21324 * tree-pass.h (pass_sra_early): Declare.
21325 * passes.c (init_optimization_passes): Use it.
21327 2007-02-14 Richard Guenther <rguenther@suse.de>
21329 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21331 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21333 PR tree-optimization/30771
21334 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21336 (vect_analyze_operations): Induction phis can now be marked as
21338 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21339 Update documentation accordingly.
21341 2007-02-14 Nick Clifton <nickc@redhat.com>
21343 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21344 most 3 arguments are supported.
21345 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21347 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21349 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21350 Ensure dst->current is valid.
21352 2007-02-13 Paul Brook <paul@codesourcery.com>
21354 * config.gcc: Add arm*-*-uclinux-*eabi.
21355 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21356 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21357 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21358 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21359 (LINK_SPEC): Define.
21360 (LIB_SPEC): Define.
21361 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21363 * config/arm/uclinux-eabi.h: New file.
21364 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21365 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21368 2007-02-13 Ian Lance Taylor <iant@google.com>
21370 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21371 * flags.h (warn_strict_overflow): Declare.
21372 (enum warn_strict_overflow_code): Define.
21373 (issue_strict_overflow_warning): New static inline function.
21374 * opts.c (warn_strict_overflow): New variable.
21375 (common_handle_option): Handle OPT_Wstrict_overflow and
21376 OPT_Wstrict_overflow_.
21377 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21379 * fold-const.c: Include intl.h.
21380 (fold_deferring_overflow_warnings): New static variable.
21381 (fold_deferred_overflow_warning): New static variable.
21382 (fold_deferred_overflow_code): New static variable.
21383 (fold_defer_overflow_warnings): New function.
21384 (fold_undefer_overflow_warnings): New function.
21385 (fold_undefer_and_ignore_overflow_warnings): New function.
21386 (fold_deferring_overflow_warnings_p): New function.
21387 (fold_overflow_warning): New static function.
21388 (make_range): Add strict_overflow_p parameter. Change all
21390 (extract_muldiv, extract_muldiv_1): Likewise.
21391 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21392 tree_expr_nonnegative_p.
21393 (fold_negate_expr): Call fold_overflow_warning.
21394 (fold_range_test): Likewise.
21395 (fold_comparison): Likewise.
21396 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21397 instead of tree_expr_nonnegative_p.
21398 (tree_expr_nonnegative_warnv_p): Rename from
21399 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21400 (tree_expr_nonnegative_p): New function.
21401 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21402 strict_overflow_p parameter.
21403 (tree_expr_nonzero_p): New function.
21404 * passes.c (verify_interpass_invariants): New static function.
21405 (execute_one_pass): Call it.
21406 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21408 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21409 (estimate_numbers_of_iterations): Likewise.
21410 (scev_probably_wraps_p): Likewise.
21411 * tree-ssa-ccp.c: Include "toplev.h".
21412 (evaluate_stmt): Defer fold overflow warnings until we know we are
21414 (struct fold_stmt_r_data): Add stmt field.
21415 (fold_stmt_r): Defer fold overflow warnings until we know we
21417 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21418 (fold_stmt_inplace): Likewise.
21419 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21420 (cleanup_control_expr_graph): Defer fold overflow warnings until
21421 we know we are going to optimize.
21422 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21423 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21425 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21426 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21427 * tree-ssa-loop-manip.c (create_iv): Likewise.
21428 * c-typeck.c (build_conditional_expr): Likewise.
21429 (build_binary_op): Likewise.
21430 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21431 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21432 (extract_range_from_unary_expr): Likewise.
21433 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21434 assuming that signed overflow does not occur.
21435 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21436 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21437 (fold_defer_overflow_warnings): Declare.
21438 (fold_undefer_overflow_warnings): Declare.
21439 (fold_undefer_and_ignore_overflow_warnings): Declare.
21440 (fold_deferring_overflow_warnings_p): Declare.
21441 (tree_expr_nonzero_warnv_p): Declare.
21442 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21443 of warning options.
21444 (Warning Options): Document -Wstrict-overflow.
21445 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21446 (tree-ssa-ccp.o): Likewise.
21447 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21448 (fold-const.o): Depend on intl.h.
21450 2007-02-13 Ian Lance Taylor <iant@google.com>
21452 PR middle-end/30751
21453 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21456 2007-02-13 Stuart Hastings <stuart@apple.com>
21458 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21460 2007-02-13 Richard Henderson <rth@redhat.com>
21462 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21463 handled_component_p before looking for the indirect_ref.
21465 2007-02-13 Richard Henderson <rth@redhat.com>
21467 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21468 remove flags clobber.
21469 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21470 (bswaphi_lowpart): New.
21471 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21472 remove TARGET_BSWAP test. Delete expander of the same name.
21474 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21475 (expand_unop): Use them.
21477 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21479 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21480 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21481 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21482 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21483 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21484 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21485 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21486 assembler dialect choice from asm templates.
21488 2007-02-12 Richard Henderson <rth@redhat.com>
21490 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21491 (fixuns_trunc<SSEMODEF>si2): Use it.
21492 * config/i386/sse.md (vec_setv4sf_0): Export.
21493 * config/i386/i386.c (ix86_build_const_vector): Export.
21494 (ix86_split_convert_uns_si_sse): Rename from
21495 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21496 * config/i386/i386-protos.h: Update.
21498 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21501 * c-typeck.c (c_finish_return): Improve warning message.
21503 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21505 * alias.c (find_symbolic_term): Delete unused function.
21507 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21509 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21510 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21511 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21513 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21515 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21516 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21517 the function, temporarily point the debug interface to the null one.
21519 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21521 * dwarf2out.c (round_up_to_align): New static function.
21522 (field_byte_offset): Use it to round the offset.
21524 2007-02-12 Richard Henderson <rth@redhat.com>
21526 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21527 (inswl_const): Export.
21529 2007-02-12 Richard Henderson <rth@redhat.com>
21531 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21532 result mode of the libcall, convert back to outmode.
21534 2007-02-12 Roger Sayle <roger@eyesopen.com>
21536 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21537 (bswapdi2): New define_expand to implement 32-bit implementation.
21539 2007-02-12 Nick Clifton <nickc@redhat.com>
21541 * doc/invoke.texi (Overall Options): Document --help=.
21542 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21543 (cc1_options): Pass --help= on to cc1.
21544 (display_help): Add description of --help=.
21545 (process_command): Add code to handle --help=. Allow translated
21546 --help and --target-help switches to be passed on to compiler
21548 (main): Remove unused if statement.
21549 * opts.c (columns): Remove.
21550 (LEFT_COLUMN): Define.
21551 (wrap_help): Add columns argument.
21552 (print_filtered_help): Change parameters to be an include bitmask,
21553 an exclude bitmask, an any bitmask and the column width. Move the
21554 code to display the params list here. Add code to display the
21555 status of options rather than their descriptions if the quiet flag
21557 (print_specific_help): Change parameters to be an include bitmask,
21558 an exclude bitmask and an any bitmask. Move code to look up the
21559 column width here. Decide upon the title for an options listing.
21560 (common_handle_options): Add code to handle --help=. Adapt code
21561 for --help and --target-help to use the revised form of the
21562 print_specific_help function.
21563 (print_help): Delete.
21564 (print_param_help): Delete.
21565 (print_switch): Delete.
21566 * opts.h (cl_lang_count): Add prototype.
21567 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21568 CL_MAX_OPTION_CLASS): New defines.
21569 * optc-gen.awk: Add construction of cl_lang_count.
21570 * c.opt: Add Warning attribute to warning options and Optimization
21571 attribute to optimization options.
21572 * common.opt: Likewise.
21574 Add -fhelp and -ftarget-help as aliases for the transformed --help
21575 and --target-help options.
21576 * opt-functions.awk: Add code to handle Warning and Optimization
21579 2007-02-12 Richard Henderson <rth@redhat.com>
21581 * config/alpha/constraints.md: New file.
21582 * config/alpha/alpha.c: Include tm-constrs.h.
21583 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21584 alpha_extra_constraint): Remove.
21585 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21586 * config/alpha/alpha-protos.h: Update.
21587 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21588 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21589 (EXTRA_CONSTRAINT): Remove.
21590 * config/alpha/alpha.md: Include constraints.md.
21591 (adddi splitter): Use satisfies_constraint_*.
21592 * config/alpha/predicates.md (add_operand): Likewise.
21593 (sext_add_operand, addition_operation): Likewise.
21595 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21597 PR tree-optimization/29145
21598 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21599 in our handling of restrict qualified pointers.
21601 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21604 * doc/invoke.texi (Wunused-value): Update description.
21605 (Wextra): Delete item.
21606 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21607 value of Wunused-value.
21608 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21609 (c_finish_stmt_expr): Don't check extra_warnings.
21610 (emit_side_effect_warnings): The caller is responsible to check
21613 2007-02-11 Roger Sayle <roger@eyesopen.com>
21614 Matt Thomas <matt@3am-software.com>
21616 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21618 2007-02-11 Roger Sayle <roger@eyesopen.com>
21620 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21621 comparisons of POPCOUNT against zero.
21622 (simplify_const_relational_operation): Likewise.
21624 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21626 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21628 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21630 * dwarf2out.c (root_type): Delete unused function.
21632 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21634 * genattrtab.c (contained_in_p): Delete unused function.
21635 (write_expr_attr_cache): Likewise.
21637 2007-02-11 Jan Hubicka <jh@suse.cz>
21639 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21642 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21644 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21645 to add the REG_EQ* note.
21646 * see.c (see_merge_one_use_extension): Likewise.
21647 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21648 turn REG_EQUAL notes into REG_EQUIV notes if the target
21649 register may have more than one set.
21650 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21651 * gcse.c (try_replace_reg): Likewise.
21652 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21653 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21654 more than one REG_EQUIV note.
21655 * reload1.c (gen_reload): Use set_unique_reg_note.
21657 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21659 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21660 (ix86_builtin_conversion): New function.
21662 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21665 * tree.h (DECL_REPLACEABLE_P): New macro.
21666 * except.c (set_nothrow_function_flags): Likewise.
21668 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21669 Ira Rosen <irar@il.ibm.com>
21670 Dorit Nuzman <dorit@il.ibm.com>
21672 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21673 * targhooks.c (default_builtin_vectorized_conversion): New.
21674 * targhooks.h (default_builtin_vectorized_function): New declaration.
21675 * target.h (struct vectorize): Add builtin_conversion field.
21676 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21677 stmt_vec_info_type value.
21678 (vectorizable_conversion): New declaration.
21679 * tree-vect-analyze.c (vect_analyze_operations): Add
21680 vectorizable_conversion call.
21681 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21682 * tree-vect-transform.c (vectorizable_conversion): New function.
21683 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21684 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21686 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21687 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21688 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21689 or ALTIVEC_BUILTIN_VCFSX.
21691 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21694 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21695 CONST_DOUBLE and operand 0 is a hard register.
21696 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21697 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21698 is a hard floating-point register.
21700 2007-02-10 Richard Henderson <rth@redhat.com>
21701 Jakub Jelinek <jakub@redhat.com>
21702 Alexandre Oliva <aoliva@redhat.com>
21704 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21705 * builtin-types.def (BT_WORD): Make unsigned.
21706 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21707 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21708 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21709 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21710 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21711 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21713 * expr.c (emutls_var_address): New.
21714 (expand_expr_real_1): Expand emulated tls.
21715 (expand_expr_addr_expr_1): Likewise.
21716 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21717 * output.h (emutls_finish): Declare.
21718 * toplev.c (compile_file): Call it.
21719 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21720 address before wrapping in CONST.
21721 * varasm.c (emutls_htab, emutls_object_type): New.
21722 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21723 (get_emutls_object_name, get_emutls_object_type): New.
21724 (get_emutls_init_templ_addr, emutls_decl): New.
21725 (emutls_common_1, emutls_finish): New.
21726 (assemble_variable): When emulating tls, swap decls; generate
21727 constructor for the emutls objects.
21728 (do_assemble_alias): When emulating tls, swap decl and target name.
21729 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21731 * varpool.c (decide_is_variable_needed): Look at force_output.
21732 Recurse for emulated tls.
21733 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21734 with decide_is_variable_needed.
21735 * emutls.c: New file.
21736 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21737 tls_object for real tls.
21739 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21741 PR rtl-optimization/29599
21742 * reload1.c (eliminate_regs_in_insn): Take the destination
21743 mode into account when computing the offset.
21745 2007-02-09 Stuart Hastings <stuart@apple.com>
21746 Richard Henderson <rth@redhat.com>
21748 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21749 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21750 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21751 fixuns_truncdfhi2): New.
21752 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21753 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21754 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21755 (floatunssidf2): Allow nonimmediate source.
21756 * config/i386/sse.md (movdi_to_sse): New.
21757 (vec_concatv2di): Drop '*'.
21758 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21759 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21760 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21762 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21763 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21764 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21765 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21766 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21767 ix86_build_const_vector.
21768 (x86_emit_floatuns): Rewrite.
21770 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21772 * genautomata.c (longest_path_length): Delete unused function.
21773 (struct state): Delete unused longest_path_length.
21774 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21775 (get_free_state): Delete unused.
21777 2007-02-09 Jan Hubicka <jh@suse.cz>
21779 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21780 * doc/invoke.texi (inline-unit-growth): Update default value.
21782 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21783 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21784 (rebuild_cgraph_edges): Likewise.
21785 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21786 (dump_cgraph_node): Dump frequencies.
21787 (cgraph_clone_edge): Add frequency scales.
21788 (cgraph_clone_node): Add freuqnecy.
21789 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21790 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21791 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21792 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21793 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21794 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21795 (save_inline_function_body): Likewise.
21796 * ipa-inline.c: inluce rtl.h
21797 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21798 (cgraph_edge_badness): Use frequencies.
21799 (cgraph_decide_recursive_inlining): Update clonning.
21800 (cgraph_decide_inlining_of_small_function): Dump frequency.
21801 * predict.c (estimate_bb_frequencies): Export.
21802 * predict.h (estimate_bb_frequencies): Declare.
21803 * tree-inline.c (copy_bb): Watch overflows.
21804 (expand_call_inline): Update call of cgraph_create_edge.
21805 (optimize_inline_calls): Use TODO flags to update frequnecies.
21806 * passes.h: Include predict.h
21807 (init_optimization_passes): Move profile ahead.
21808 (execute_function_todo): Handle TODO_rebuild_frequencies.
21810 2007-02-09 Roger Sayle <roger@eyesopen.com>
21812 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21813 the insbl or inswl pattern into a register.
21815 2007-02-09 Roger Sayle <roger@eyesopen.com>
21817 * config/ia64/ia64.md (bswapdi2): New define_insn.
21819 2007-02-09 Richard Henderson <rth@redhat.com>
21821 * config/i386/constraints.md (Ym): New constraint.
21822 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21823 (movdi_1_rex64): Split sse and xmm general register moves from
21824 memory move alternatives. Use conditional register constraints.
21825 (movsf_1, movdf_integer): Likewise.
21826 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21827 (movdf_integer_rex64): New.
21828 (pushsf_rex64): Fix output constraints.
21829 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21830 (sse2_stored): Likewise.
21831 (sse2_storeq_rex64): New.
21832 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21833 amd and not generic.
21834 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21835 for optimize_size. Remove SF/DFmode hack.
21837 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21839 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21842 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21843 Richard Sandiford <richard@codesourcery.com>
21845 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21846 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21847 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21848 m68k/t-mlib to tmake_file.
21849 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21850 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21851 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21852 Allow it to be cf or m68k. Set m68k_arch_family. If that
21853 variable is not empty, add t-$m68k_arch_family to tmake_file.
21854 Add t-mlibs to tmake_file.
21855 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21856 * config/m68k/t-cf: New file.
21857 * config/m68k/t-m68k: Likewise.
21858 * config/m68k/t-mlibs: Likewise.
21859 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21860 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21861 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21862 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21863 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21865 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21866 (INSTALL_LIBGCC): Delete.
21867 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21868 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21869 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21870 (M68K_MLIB_CPU): Define.
21871 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21872 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21873 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21875 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21876 Richard Guenther <rguenther@suse.de>
21878 PR middle-end/23361
21879 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21880 against INT_MIN/INT_MAX.
21881 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21882 file if a loop is removed.
21884 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21886 * calls.c (store_one_arg): Pass correct alignment to
21887 emit_push_insn for non-BLKmode values.
21888 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21889 unaligned stack slot via a suitably aligned slot.
21891 2007-02-08 DJ Delorie <dj@redhat.com>
21893 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21895 (legal_subregs): Use unsigned char, make const.
21896 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21898 2007-02-08 Paul Brook <paul@codesourcery.com>
21900 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21901 special interworking needed.
21903 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21905 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21906 conditional to __SSE2__.
21907 (Entries below should have been added to first ChangeLog
21908 entry for amdfam10 dated 2007-02-05)
21909 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21911 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21913 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21916 2007-02-08 DJ Delorie <dj@redhat.com>
21918 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21919 * config/m32c/m32c.c (legal_subregs): New.
21920 (m32c_illegal_subreg_p): New.
21921 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21922 unsupported subregs of hard regs.
21924 2007-02-08 Jan Hubicka <jh@suse.cz>
21926 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21927 the same one; always update histograms.
21929 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21931 * passes.c (init_optimization_passes): Tidy comment.
21933 2007-02-08 Roger Sayle <roger@eyesopen.com>
21935 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21936 strip zero_extend, bswap and rotates from POCOUNT's argument.
21937 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21938 zero_extend and rotates from PARITY's argument.
21939 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21940 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21941 of an integer constant at compile-time.
21943 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21946 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21948 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21951 * tree-ssa-live.c (remove_unused_locals): Do not remove
21952 TREE_ADDRESSABLE variables.
21953 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21954 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21955 FOR_CLOBBER. Update all users.
21956 If VAR has an associated alias set, add a virtual operand for
21957 it if no alias is found to conflict with the memory reference.
21959 2007-02-07 Jan Hubicka <jh@suse.cz>
21960 Robert Kidd <rkidd@crhc.uiuc.edu>
21962 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21964 2007-02-07 Ian Lance Taylor <iant@google.com>
21966 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21968 2007-02-07 Roger Sayle <roger@eyesopen.com>
21970 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21971 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21972 tablejumpdi, movsi_to_cr_one): Remove constraints from
21973 define_expand's match_operands.
21975 2007-02-07 Roger Sayle <roger@eyesopen.com>
21977 * global.c (compute_regsets): Move declatation of "i" inside of
21978 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21980 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21983 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21984 of INDIRECT_REF <RESULT_DECL>.
21986 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21988 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21989 Kaz Kojima <kkojima@gcc.gnu.org>
21992 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21994 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21996 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21998 * doc/loop.texi: Document possibility not to perform disambiguation
21999 of loops with multiple latches.
22000 * cfgloopmanip.c (alp_enum_p): Removed.
22001 (add_loop): Handle subloops. Use get_loop_body_with_size.
22002 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22003 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22004 the new forwarder block.
22005 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22006 Handle the case latch is NULL.
22007 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22008 modifications when marking loop exits.
22009 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22011 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22012 disambiguate_loops_with_multiple_latches.
22013 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22014 before fix_loop_structure.
22015 * cfgloop.c: Include pointer-set.h and output.h.
22016 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22017 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22018 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22019 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22020 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22021 disambiguate_multiple_latches, get_loop_body_with_size,
22022 disambiguate_loops_with_multiple_latches): New functions.
22023 (flow_loop_dump): Dump multiple latch edges.
22024 (flow_loop_nodes_find): Handle loops with multiple latches.
22025 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22026 (glb_enum_p): Modified.
22027 (get_loop_body): Use get_loop_body_with_size.
22028 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22029 (AVOID_CFG_MODIFICATIONS): New constant.
22030 (disambiguate_loops_with_multiple_latches, add_loop,
22031 get_loop_body_with_size): Declare.
22032 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22034 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22036 PR inline-asm/28686
22037 * global.c (compute_regsets): New function.
22038 (global_alloc): Refactored ELIMINABLE_REGSET
22039 and NO_GLOBAL_ALLOC_REGS computation out.
22040 (rest_of_handle_global_alloc): Call compute_regsets()
22041 for non-optimizing case.
22043 2007-02-06 Richard Henderson <rth@redhat.com>
22045 * config/i386/constraints.md (Y2): Rename from Y.
22046 (Yi): New constraint.
22047 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22048 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22049 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22050 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22051 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22052 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22053 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22054 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22055 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22056 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22057 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22058 vec_extractv2si_1): Change Y constraints to Y2.
22059 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22060 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22061 Change Y constraints to Y2.
22062 (sse2_loadld): Change Y constraints to x.
22064 2007-02-06 Roger Sayle <roger@eyesopen.com>
22066 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22067 (parity<mode>2): New define_expand using rs6000_emit_parity.
22068 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22069 rs6000_emit_parity): New functions.
22070 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22071 rs6000_emit_parity): Prototype here.
22073 2007-02-06 Ian Lance Taylor <iant@google.com>
22075 * lower-subreg.c (simple_move_operand): Reject CONST.
22076 (resolve_clobber): Call validate_change rather than directly
22077 assigning to XEXP (pat, 0).
22079 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22081 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22082 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22083 (tree-cfg.o): Remove hashtab.h dependency.
22085 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22086 (struct ivopts_data): Change niters to pointer_map_t.
22087 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22088 (niter_for_exit): Create pointer_map on demand. Change for
22090 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22091 (free_loop_data): Destroy data->niters if created and reset field.
22092 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22093 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22095 * tree-ssa-reassoc.c: Include pointer-set.h.
22096 (bb_rank): Change to long *.
22097 (operand_rank): Change to pointer_map_t.
22098 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22099 (insert_operand_rank): Accept long.
22100 (operand_entry_hash, operand_entry_eq): Remove.
22101 (get_rank): Return long. Adjust for changes above.
22102 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22104 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22106 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22107 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22108 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22110 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22111 directly since it cannot be NULL.
22112 (get_vi_for_tree): Rewrite for pointer_map API.
22113 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22114 (init_alias_vars): Create vi_for_tree as pointer_map.
22115 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22117 * tree-cfg.c: Don't include hashtab.h.
22118 (edge_to_cases): Declare as pointer_map.
22119 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22121 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22122 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22123 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22125 (record_switch_edge): Delete.
22126 (get_cases_for_edge): Adjust for pointer_map API, inline
22127 record_switch_edge (rewritten for new API), remove goto.
22129 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22131 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22132 * tree-nested.c: Include pointer-set.h.
22133 (var_map_elt, var_map_eq, var_map_hash): Delete.
22134 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22135 to pointer_map_t's.
22136 (nesting_info_bitmap_obstack): New.
22137 (lookup_field_for_decl): Adjust for pointer_map API.
22138 (lookup_tramp_for_decl): Adjust for pointer_map API.
22139 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22140 (get_local_debug_decl): Adjust for pointer_map API.
22141 (convert_nl_goto_reference): Adjust for pointer_map API.
22142 (convert_nl_goto_receiver): Adjust for pointer_map API.
22143 (create_nesting_tree): Create outside GGC space. Create bitmap on
22144 the new obstack. Create field_map and var_map as pointer_maps.
22145 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22147 (lower_nested_functions): Move root here, no need to NULL it.
22148 Initialize and release the obstack.
22150 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22152 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22153 Remove prototypes and make them non-static.
22154 (struct tree_int_map): Remove.
22155 * tree.h (struct tree_int_map): Move here, turning TO into an
22157 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22159 * tree.h (TREE_COMPLEXITY): Remove.
22160 (struct tree_exp): Remove complexity field.
22161 * tree.c (build1_stat): Don't set it.
22163 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22164 Victor Kaplansky <victork@il.ibm.com>
22166 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22167 (vect_is_simple_reduction): Support reduction with induction as
22168 one of the operands.
22169 (vect_is_simple_iv_evolution): Fix formatting.
22170 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22171 formatting. Don't mark induction phis for vectorization.
22172 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22173 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22174 (vect_get_vec_def_for_operand): Support induction.
22175 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22177 (vectorizable_reduction): Support reduction with induction as one of
22179 (vectorizable_type_demotion): Use def-type of stmt argument rather
22180 than dummy def-type.
22182 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22183 flag_tree_scev_cprop.
22184 * common.opt (tree-scev-cprop): New flag.
22186 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22187 call to vect_get_new_vect_var.
22189 2007-02-06 Ira Rosen <irar@il.ibm.com>
22191 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22192 vectype is not NULL.
22193 (vect_pattern_recog_1): Likewise.
22195 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22197 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22198 (fold_negate_expr): Likewise.
22200 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22203 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22204 even if cv-qualification is the same.
22206 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22208 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22209 __enable_execute_stack on completion.
22211 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22213 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22214 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22215 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22216 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22217 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22218 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22219 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22220 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22222 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22224 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22225 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22226 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22227 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22228 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22229 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22230 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22231 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22232 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22233 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22234 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22235 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22236 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22237 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22238 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22239 sqrtextenddfxf2_i387): Added amdfam10_decode.
22241 * config/i386/athlon.md (athlon_idirect_amdfam10,
22242 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22243 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22244 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22245 athlon_ivector_store_amdfam10): New define_insn_reservation.
22246 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22249 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22251 * config/i386/athlon.md (athlon_call_amdfam10,
22252 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22253 define_insn_reservation.
22254 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22255 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22256 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22258 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22260 * config/i386/athlon.md (athlon_sseld_amdfam10,
22261 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22262 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22264 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22266 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22267 define_insn_reservation.
22268 * config/i386/i386.md (sseins): Added sseins to define_attr type
22269 and define_attr unit.
22270 * config/i386/sse.md: Set type attribute to sseins for insertq
22273 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22275 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22276 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22277 ssecomi_load_amdfam10, ssecomi_amdfam10,
22278 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22279 define_insn_reservation.
22280 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22282 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22284 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22285 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22286 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22287 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22288 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22289 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22290 define_insn_reservation.
22292 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22293 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22294 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22295 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22296 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22298 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22300 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22301 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22302 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22303 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22304 athlon_ssemul_load_k8): Added amdfam10.
22306 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22308 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22309 (x86_sse_unaligned_move_optimal): New variable.
22311 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22313 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22314 for unaligned vector SSE double/single precision loads for AMDFAM10.
22316 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22318 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22319 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22320 Define TARGET_CPU_DEFAULT_amdfam10.
22321 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22322 (processor_type): Add PROCESSOR_AMDFAM10.
22324 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22325 processor_type in config/i386/i386.h.
22326 Enable imul peepholes for TARGET_AMDFAM10.
22328 * config.gcc: Add support for --with-cpu option for amdfam10.
22330 * config/i386/i386.c (amdfam10_cost): New variable.
22331 (m_AMDFAM10): New macro.
22332 (m_ATHLON_K8_AMDFAM10): New macro.
22333 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22334 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22335 x86_promote_QImode, x86_integer_DFmode_moves,
22336 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22337 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22338 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22339 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22340 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22341 Enable/disable for amdfam10.
22342 (override_options): Add amdfam10_cost to processor_target_table.
22343 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22344 processor_alias_table.
22345 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22346 (ix86_adjust_cost): Add code for amdfam10.
22348 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22350 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22351 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22352 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22353 * config/i386/i386.h: Add builtin definition for SSE4A.
22354 * config/i386/i386.md: Add support for ABM instructions
22355 (popcnt and lzcnt).
22356 * config/i386/sse.md: Add support for SSE4A instructions
22357 (movntss, movntsd, extrq, insertq).
22358 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22359 Add -march=amdfam10 flag.
22360 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22361 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22363 * doc/extend.texi: Add documentation for SSE4A builtins.
22365 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22367 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22369 2007-02-05 Richard Guenther <rguenther@suse.de>
22371 * tree-vectorizer.h (vectorizable_function): Add argument type
22372 argument, change return type.
22373 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22374 * tree-vect-transform.c (vectorizable_function): Handle extra
22375 argument, return vectorized function decl.
22376 (build_vectorized_function_call): Remove.
22377 (vectorizable_call): Handle calls with result and argument types
22378 differing. Handle loop vectorization factor correctly.
22379 * targhooks.c (default_builtin_vectorized_function): Adjust for
22381 * targhooks.h (default_builtin_vectorized_function): Likewise.
22382 * target.h (builtin_vectorized_function): Add argument type
22384 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22385 extra argument, allow vectorizing of lrintf.
22386 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22387 documentation of target hook.
22389 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22392 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22393 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22394 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22396 2007-02-05 Roger Sayle <roger@eyesopen.com>
22398 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22399 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22400 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22401 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22402 before canonicalizing sincos to cexpi.
22403 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22405 2007-02-05 Roger Sayle <roger@eyesopen.com>
22407 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22408 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22409 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22411 2007-02-05 Roger Sayle <roger@eyesopen.com>
22413 * mips-tfile.c (initialize_init_file): Correct endianness test.
22415 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22417 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22418 the 'y' constraint.
22420 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22422 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22423 saves in a PARALLEL before the register assignments.
22425 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22427 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22428 DWARF_FRAME_RETURN_COLUMN to be a general register.
22429 * dwarf2out.c (init_return_column_size): New function, split from...
22430 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22431 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22432 to be nongeneral registers.
22433 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22435 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22436 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22438 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22440 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22442 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22444 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22445 (remove_path): Use can_remove_branch_p and remove_branch instead
22446 of loop_delete_branch_edge.
22447 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22448 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22449 Update profile using scale_dominated_blocks_in_loop.
22450 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22451 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22452 (can_remove_branch_p, remove_branch): Declare.
22453 * tree-cfg.c (tree_can_remove_branch_p): New function.
22454 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22455 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22456 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22458 2007-02-05 Jan Hubicka <jh@suse.cz>
22460 PR middle-end/30696
22461 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22462 nodes in cgraph, don't remove offline copy of the function.
22464 2007-02-04 Jan Hubicka <jh@suse.cz>
22466 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22467 vectors might cause maybe_lookup_element_for_expr to be called
22468 on non-sra-candidate.
22470 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22472 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22473 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22474 spelling conventions.
22476 2007-02-04 Richard Guenther <rguenther@suse.de>
22478 PR middle-end/30636
22479 * fold-const.c (try_move_mult_to_index): Make sure to not
22480 overflow one dimension of a multi-dimensional array access.
22482 2007-02-04 Jan Hubicka <jh@suse.cz>
22484 * passes.c (init_optimization_passes): Reindent.
22486 2007-02-04 Jan Hubicka <jh@suse.cz>
22487 Eric Botcazou <ebotcazou@adacore.com>
22489 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22490 (execute_fixup_cfg): Break out the abnormal goto code.
22491 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22492 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22493 (optimize_inline_calls): Call make_nonlocal_label_edges.
22495 2007-02-04 Jan Hubicka <jh@suse.cz>
22497 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22498 true when something was changed.
22499 (rename_ssa_copies): When something was changed, do
22500 TODO_remove_unused_locals.
22501 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22502 add TODO_remove_unused_locals when instruction was removed.
22504 2007-02-04 Jan Hubicka <jh@suse.cz>
22506 * ipa-inline.c (try_inline): Improve debug output; work on already
22508 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22509 call try_inline for already inlined edges too when flattening;
22510 inline also functions that make callee growth but overall unit size
22513 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22515 * config/m32c/bitops.md, config/m32c/jump.md,
22516 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22517 config/m32r/m32r.h, config/m32r/m32r.md,
22518 config/m32r/predicates.md, config/m68hc11/larith.asm,
22519 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22520 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22521 config/mips/mips-protos.h, config/mips/mips.c,
22522 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22523 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22524 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22525 spelling conventions.
22527 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22528 Follow spelling conventions.
22530 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22532 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22533 warn about C++0x compatibility.
22535 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22537 * config/h8300/h8300.c, config/h8300/h8300.h,
22538 config/h8300/h8300.md: Follow spelling conventions.
22540 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22542 PR middle-end/30667
22543 * combine.c (try_combine): Do not substitute source operand
22544 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22546 2007-02-03 Jan Hubicka <jh@suse.cz>
22548 PR gcov-profile/30650
22549 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22550 do not divide by zero for never executed counters.
22551 (tree_find_values_to_profile): Fix counters.
22552 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22554 2007-02-03 Ian Lance Taylor <iant@google.com>
22556 * lower-subreg.c (simple_move_operand): New static function,
22557 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22559 (simple_move): Call simple_move_operand.
22560 (find_decomposable_subregs): Add special handling of MEMs.
22561 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22562 meaning of return value. If we see a hard register, test whether
22563 it can store a word_mode value. Change all callers.
22565 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22567 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22568 ftrapv insns and expanders.
22569 (subdi3): Change define_expand operand 1 to arith11_operand, and
22570 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22571 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22572 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22575 PR middle-end/30174
22576 * varasm.c (notice_global_symbol): Treat global objects as weak when
22577 flag_shlib is true.
22579 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22581 * emit-rtl.c (dconstpi): Delete.
22582 (dconstsqrt2): New.
22583 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22584 * real.h (dconstpi): Delete.
22585 (dconstsqrt2): New.
22586 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22587 (fold_builtin_hypot): Likewise.
22589 2007-02-03 Tom Tromey <tromey@redhat.com>
22592 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22593 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22595 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22597 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22598 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22599 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22600 config/rs6000/cell.md, config/rs6000/darwin.h,
22601 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22602 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22603 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22604 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22605 typos. Follow spelling conventions.
22606 * doc/invoke.texi: Follow spelling conventions.
22608 2007-02-03 Roger Sayle <roger@eyesopen.com>
22610 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22611 canonicalization transformations that attempt to simplify integer
22612 constant comparisons to become comparisons against zero.
22614 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22616 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22618 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22619 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22621 2007-02-02 Mike Stump <mrs@apple.com>
22623 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22624 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22625 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22626 generate a branch island.
22628 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22630 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22631 (xtensa_legitimate_address_p): New.
22632 (xtensa_legitimize_address): New.
22633 (xtensa_output_addr_const_extra): New.
22634 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22636 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22637 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22638 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22639 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22640 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22641 (xtensa_legitimize_address): New.
22642 (xtensa_output_addr_const_extra): New.
22644 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22646 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22648 2007-02-02 Ian Lance Taylor <iant@google.com>
22650 * expmed.c (expand_divmod): Add comment.
22652 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22654 * emit-rtl.c (renumber_insns): Remove.
22655 * flags.h: Remove the extern for flag_renumber_insns.
22656 * rtl.h: Remove the prototype for renumber_insns.
22657 * toplev.c (flag_renumber_insns): Remove.
22659 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22661 Revert for x86 darwin:
22662 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22664 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22665 code before the following patch under TARGET_MACHO.
22666 (ix86_function_value_regno_p): Likewise.
22668 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22670 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22673 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22676 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22677 loads to general or fp registers. Add comments.
22678 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22680 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22682 * pointer-set.c (insert_aux): Only return insertion slot.
22683 (pointer_set_insert): Adjust.
22684 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22685 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22686 pointer_map_traverse): New.
22687 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22688 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22689 pointer_map_contains, pointer_map_traverse): Declare.
22691 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22693 PR middle-end/30473
22694 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22695 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22697 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22699 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22701 (struct _dep): New type.
22702 (dep_t): New typedef.
22703 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22704 (DEP_STATUS): New access macro. The macro with the same name was
22705 renamed to DEP_LINK_STATUS.
22706 (dep_init): Declare function
22708 (struct _dep_link): New type.
22709 (dep_link_t): New typedef.
22710 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22711 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22712 (DEP_LINK_STATUS): New macro.
22713 (debug_dep_links): New debug function.
22715 (struct _deps_list): New type.
22716 (deps_list_t): New typedef.
22717 (DEPS_LIST_FIRST): New access macro.
22718 (FOR_EACH_DEP_LINK): New cycle macro.
22719 (create_deps_list, free_deps_list, delete_deps_list): Declare
22721 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22722 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22723 (copy_deps_list_change_con): Ditto.
22725 (move_dep_link): Declare function.
22727 (struct _dep_node): New type.
22728 (dep_node_t): New typedef.
22729 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22731 (struct haifa_insn_data.back_deps): New field to hold backward
22732 dependencies of the insn.
22733 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22735 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22736 Change its type to deps_list_t.
22737 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22738 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22739 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22741 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22743 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22745 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22747 (dep_cost): Declare.
22749 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22750 (ds_to_dk, dk_to_ds): New functions.
22752 (init_dep_1): New static function.
22753 (init_dep): New function.
22754 (copy_dep): New static function.
22756 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22758 (detach_dep_link): New static function.
22759 (move_dep_link): New function.
22761 (dep_links_consistent_p, dump_dep_links): New static functions.
22762 (debug_dep_links): New debugging function.
22764 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22766 (alloc_deps_list, init_deps_list): New static functions.
22767 (create_deps_list): New function.
22768 (clear_deps_list): New static function.
22769 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22770 (deps_list_consistent_p, dump_deps_list): New static functions.
22771 (debug_deps_list): New function.
22772 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22774 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22776 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22777 use new scheduler dependencies lists.
22778 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22779 (sched_analyze): Ditto. Initialize dependencies lists.
22780 (add_forw_dep, compute_forward_dependences): Update to use new
22781 scheduler dependencies lists.
22783 (init_dependency_caches): Init deps_obstack.
22784 (free_dependency_caches): Free deps_obstack.
22786 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22787 new scheduler dependencies lists.
22788 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22789 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22791 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22792 Update to use new scheduler dependencies lists.
22793 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22794 (debug_dependencies): Ditto.
22795 (schedule_region): Update comments.
22797 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22798 scheduler dependencies lists.
22799 (schedule_ebb): Update comments.
22801 * rtl.def (DEPS_LIST): Remove.
22803 * lists.c (unused_deps_list): Remove.
22804 (free_list): Update assertions.
22806 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22807 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22809 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22810 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22812 * haifa-sched.c (comments): Update.
22813 (insn_cost1): Remove. Inline the code into insn_cost ().
22814 (insn_cost): Update to use new scheduler dependencies lists. Move
22815 processing of the dependency cost to dep_cost ().
22816 (dep_cost): New function. Use it instead of insn_cost () when
22817 evaluating cost of the dependency. Use compatible interface to
22818 interact with the target.
22819 (priority): Update to use new scheduler dependencies lists.
22820 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22821 with greater number of insns that depend on the insn.
22822 (schedule_insn): Update to use new scheduler dependencies lists. Add
22823 code to free backward dependencies lists. Inline and optimize code
22824 from resolve_dep () - see PR28071.
22825 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22826 lists. Update call to targetm.sched.is_costly_dependence hook.
22828 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22829 scheduler dependencies lists.
22831 (resolve_dep): Remove. Move the logic to schedule_insn ().
22832 (init_h_i_d): Initialize dependencies lists.
22834 (process_insn_depend_be_in_spec): Rename to
22835 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22836 dependencies lists.
22837 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22838 Update to use new scheduler dependencies lists.
22839 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22841 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22842 new scheduler dependencies lists.
22843 (build_intra_loop_deps): Ditto.
22845 * target.h (struct _dep): Declare to use in
22846 gcc_target.sched.is_costly_dependence.
22847 (struct gcc_target.sched.adjust_cost): Fix typo.
22848 (struct gcc_target.sched.is_costly_dependence): Change signature to
22849 use single dep_t parameter instead of an equivalent triad.
22850 (struct gcc_target.sched.adjust_cost_2): Remove.
22852 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22854 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22856 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22858 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22860 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22861 (REG_DEP_TRUE): Document.
22863 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22864 Change signature to correspond to the targetm.sched.adjust_cost hook.
22865 Update use in TARGET_SCHED_ADJUST_COST_2.
22866 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22867 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22868 new scheduler dependencies lists.
22869 (ia64_gen_check): Ditto.
22871 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22872 scheduler dependencies lists.
22874 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22875 signature to correspond to the targetm.sched.is_costly_dependence hook.
22876 (is_costly_group): Update to use new scheduler dependencies lists.
22878 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22879 instead of INSN_COST () macro.
22881 2007-02-01 Ian Lance Taylor <iant@google.com>
22883 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22885 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22887 * pa.md (tp_load): Correct mfctl instruction syntax.
22889 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22891 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22892 altivec_padding_size calculation on AIX. Improve comment, add
22893 assert to verify that it's right.
22895 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22898 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22900 PR inline-asm/28686
22901 * global.c (global_alloc): Add mising initialization of
22904 2007-02-01 Roger Sayle <roger@eyesopen.com>
22906 * alias.c (init_alias_analysis): Correct whitespace.
22907 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22908 partition_hot_cold_basic_blocks): Likewise.
22909 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22910 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22911 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22912 fold_builtin_snprintf_chk, fold_builtin_printf,
22913 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22914 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22915 * cfgcleanup.c (cleanup_cfg): Likewise.
22916 * cfgexpand.c (tree_expand_cfg): Likewise.
22917 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22918 * function.c (get_next_funcdef_no): Likewise.
22919 * gengtype.c (main): Likewise.
22920 * genmodes.c (main): Likewise.
22921 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22922 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22923 * ifcvt.c (noce_emit_move_insn): Likewise.
22924 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22926 * stor-layout.c (get_best_mode): Likewise.
22927 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22928 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22929 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22930 perform_var_substitution, solve_graph): Likewise.
22931 * tree-vrp.c (vrp_finalize): Likewise.
22933 2007-02-01 Ian Lance Taylor <iant@google.com>
22935 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22936 high part of a paradoxical subreg, return a constant zero.
22938 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22940 * toplev.c (lang_dependent_init): Call init_set_costs.
22941 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22943 2007-02-01 Richard Guenther <rguenther@suse.de>
22945 PR middle-end/30656
22946 * fold-const.c (fold_negate_expr): Allow negating a
22947 constant if overflow does not change.
22949 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22951 * doc/c-tree.texi (Expression trees): Improve markup.
22952 * doc/tm.texi (Register Classes, Addressing Modes)
22953 (Floating Point): Fix spacing after abbreviations. Fix some
22956 2007-02-01 Ben Elliston <bje@au.ibm.com>
22958 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22959 * doc/contrib.texi: Likewise.
22960 * doc/install.texi: Likewise.
22962 2007-01-31 Richard Henderson <rth@redhat.com>
22963 Ian Lance Taylor <iant@google.com>
22965 * lower-subreg.c: New file.
22966 * rtl.def (CONCATN): Define.
22967 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22968 pass_lower_subreg2.
22969 * emit-rtl.c (update_reg_offset): New static function, broken out
22970 of gen_rtx_REG_offset.
22971 (gen_rtx_REG_offset): Call update_reg_offset.
22972 (gen_reg_rtx_offset): New function.
22973 * regclass.c: Revert patch of 2006-03-05, restoring
22975 (clear_reg_info_regno): New function.
22976 * dwarf2out.c (concatn_loc_descriptor): New static function.
22977 (loc_descriptor): Handle CONCATN.
22978 * common.opt (fsplit_wide_types): New option.
22979 * opts.c (decode_options): Set flag_split_wide_types when
22981 * timevar.def (TV_LOWER_SUBREG): Define.
22982 * rtl.h (gen_reg_rtx_offset): Declare.
22983 (reg_scan_update): Declare.
22984 * regs.h (clear_reg_info_regno): Declare.
22985 * tree-pass.h (pass_lower_subreg): Declare.
22986 (pass_lower_subreg2): Declare.
22987 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22988 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22989 -fsplit-wide-types.
22990 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22991 * Makefile.in (OBJS-common): Add lower-subreg.o.
22992 (lower-subreg.o): New target.
22994 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22996 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22998 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23001 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23003 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23005 PR middle-end/29335
23006 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23008 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23010 * cfgloop.h: Include vec-prim.h.
23011 (enum li_flags): Remove LI_ONLY_OLD.
23012 (loop_iterator): Changed.
23013 (fel_next, fel_init): Iterate over loop tree.
23014 (FOR_EACH_LOOP_BREAK): New macro.
23015 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23017 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23018 * modulo-sched.c (sms_schedule): Ditto.
23019 * tree-vectorizer.c (vectorize_loops): Ditto.
23020 * doc/loop.texi: Update information on loop numbering and behavior of
23021 FOR_EACH_LOOP wrto new loops.
23022 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23023 add_to_evolution_1): Test nestedness of loops instead of comparing
23025 * tree-chrec.c (chrec_fold_plus_poly_poly,
23026 chrec_fold_multiply_poly_poly, chrec_evaluate,
23027 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23028 reset_evolution_in_loop): Ditto.
23029 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23031 2007-01-31 Dirk Mueller <dmueller@suse.de>
23033 * c-common.c (warn_about_parentheses): Separate warning about
23034 un-parenthized sequence of comparison operators from the one
23035 which is supposed to warn about x <= y <= z.
23037 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23039 * optabs.h (enum optab_index): Add new OTI_isinf.
23040 (isinf_optab): Define corresponding macro.
23041 * optabs.c (init_optabs): Initialize isinf_optab.
23042 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23044 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23045 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23047 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23048 expand_builtin_interclass_mathfn.
23049 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23050 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23051 (fxam<mode>2_i387): New insn pattern.
23052 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23053 built-in functions as x87 inline asm.
23055 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23057 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23059 2007-01-30 Eric Christopher <echristo@apple.com>
23061 * config.gcc: Add geode.
23063 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23065 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23066 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23067 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23068 value-prof.c: Fix comment typos.
23070 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23073 * doc/invoke.texi (Wpointer-arith): Document warning.
23075 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23077 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23078 the list of discrepancies from the draft TR.
23080 2007-01-30 Dirk Mueller <dmueller@suse.de>
23083 * doc/invoke.texi (-Wreturn-type): Update description to
23084 match new behavior.
23086 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23088 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23090 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23092 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23093 to handle optabs that operate on floating point input argument and
23094 output to integer output.
23095 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23096 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23097 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23098 expand_builtin_interclass_mathfn ().
23099 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23100 (ilogbsi2): Remove.
23101 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23102 ilogbl built-in functions as x87 intrinsics.
23104 2007-01-30 Richard Guenther <rguenther@suse.de>
23106 PR middle-end/27657
23107 * dwarf2out.c (reference_to_unused): Query varpool if the
23108 variable was output.
23110 2007-01-30 Richard Guenther <rguenther@suse.de>
23112 PR middle-end/30313
23113 * passes.c (execute_one_pass): Reset in_gimple_form to not
23114 confuse non-unit-at-a-time mode.
23116 2007-01-29 Roger Sayle <roger@eyesopen.com>
23117 Richard Guenther <rguenther@suse.de>
23119 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23120 avoid undefined behaviour on overflow. Use force_fit_type_double
23121 to construct the constant with the specified TREE_OVERFLOW.
23123 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23125 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23126 * config/dfp-bit.h: Ditto.
23128 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23130 * c-decl.c (pop_scope): Replace warnings with call to
23131 warn_for_unused_label.
23132 * c-common.h (warn_for_unused_label): Declare.
23133 * c-common.c (warn_for_unused_label): Define.
23135 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23137 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23140 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23142 * Makefile.in (USER_H): Remove decfloat.h.
23143 * ginclude/decfloat.h: Delete, moving contents to ...
23144 * ginclude/float.h: Add support for decimal floating point,
23145 guarded by __STDC_WANT_DEC_FP__.
23147 2007-01-29 Mike Stump <mrs@apple.com>
23149 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23150 Analysis and Representation to resolve case insensitive conflict.
23151 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23153 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23155 * tree.h (struct tree_memory_tag): Add aliases member.
23156 (MTAG_ALIASES): New macro.
23157 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23158 (add_may_alias): Remove pointer-set. Update for may_aliases being
23160 (mark_aliases_call_clobbered): Update for may_aliases being a
23162 (compute_tag_properties): Ditto.
23163 (create_partition_for): Ditto.
23164 (compute_memory_partitions): Ditto.
23165 (dump_may_aliases_for): Ditto.
23166 (is_aliased_with): Ditto.
23167 (add_may_alias_for_new_tag): Ditto.
23168 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23169 (compute_is_aliased): New function.
23170 (compute_may_aliases): Call compute_is_aliased).
23171 (init_alias_info): Initialize alias_bitmap_obstack.
23172 (union_alias_set_into): New function.
23173 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23174 (have_common_aliases_p): Rewrite to take two bitmaps and use
23176 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23177 Update for bitmaps.
23178 (finalize_ref_all_pointers): Update for add_may_alias changes.
23179 (new_type_alias): Ditto.
23180 * tree-flow-inline.h (may_aliases): Return a bitmap.
23181 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23182 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23183 may_aliases being a bitmap.
23184 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23185 may_aliases now returns a bitmap.
23186 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23188 * tree-ssa-operands.c (add_virtual_operand): Update for
23189 may_aliases being a bitmap.
23191 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23193 PR tree-optimization/30630
23194 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23195 variable as changed.
23197 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23200 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23201 expanded only once even if an error occurs.
23203 2007-01-29 Ben Elliston <bje@au.ibm.com>
23205 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23206 (__gcov_average_profiler): Likewise.
23207 (__gcov_ior_profiler): Likewise.
23208 (__gcov_merge_ior): Likewise.
23210 2007-01-28 Jan Hubicka <jh@suse.cz>
23212 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23213 * value-prof.c (stringop_block_profile): Likewise.
23215 2007-01-28 Jan Hubicka <jh@suse.cz>
23217 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23218 Add variant handling histograms; add wrapper.
23219 (clear_storage_via_libcall): Export.
23220 (emit_block_move_hints): Break out from ...; add histograms.
23221 (emit_block_move): ... this one.
23222 (clear_storage_hints): Break out from ...; add histograms.
23223 (clear_storage): ... this one.
23224 (set_storage_via_memset): Handle histogram.
23225 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23226 (clear_storage_hints, clear_storage_via_libcall): Declare.
23227 (set_storage_via_setmem): Update prototype.
23228 * doc/md.texi (movmem, setmem): Document new arguments.
23230 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23231 Add new histograms.
23232 (stringop_block_profile): New global function.
23233 (tree_stringops_values_to_profile): Profile block size and alignment.
23234 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23236 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23237 (stringop_block_profile): Declare.
23238 * builtins.c: Include value-prof.h.
23239 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23240 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23241 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23242 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23243 * profile.c (instrument_values): Add new counters.
23244 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23246 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23247 (tree_init_edge_profiler): Build new profilers.
23248 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23249 (pass_tree_profile): Add dump.
23250 (tree_profile_hooks): Update.
23251 * Makefile.in (LIBGCOV): Add new constants.
23252 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23253 __gcov_ior_profiler): New.
23254 * i386.md (movmem/setmem expanders): Add new optional arguments.
23256 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23258 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23260 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23262 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23263 (tree_unswitch_single_loop): Pass eni_size_weights to
23264 tree_num_loop_insns.
23265 * tree-ssa-loop-manip.c: Include tree-inline.h.
23266 (can_unroll_loop_p): Pass eni_size_weights to
23267 tree_num_loop_insns.
23268 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23269 Pass eni_size_weights to estimate_num_insns.
23270 * tree.h (init_inline_once): Export.
23271 * toplev.c (backend_init): Call init_inline_once.
23272 * cgraphunit.c (cgraph_process_new_functions,
23273 cgraph_analyze_function): Pass eni_inlining_weights to
23274 estimate_num_insns.
23275 * ipa-inline.c (compute_inline_parameters): Ditto.
23276 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23277 to estimate_num_insns.
23278 (try_unroll_loop_completely): Pass eni_size_weights to
23279 tree_num_loop_insns.
23280 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23281 ot estimate_num_insns.
23282 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23283 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23284 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23285 eni_time_weights): New variables.
23286 (init_inline_once): Initialize them.
23287 (struct eni_data): Mew.
23288 (estimate_num_insns_1, estimate_num_insns): Use weights.
23289 * tree-inline.h (struct eni_weights_d): New.
23290 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23291 (estimate_num_insns): Declaration changed.
23292 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23293 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23294 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23296 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23298 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23299 relations in the conflict function is valid.
23301 2007-01-27 Ian Lance Taylor <iant@google.com>
23303 * common.opt: Add fstrict-overflow.
23304 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23305 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23306 (TYPE_OVERFLOW_UNDEFINED): Define.
23307 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23309 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23310 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23311 (fold_negate_expr): Likewise.
23312 (make_range): Likewise.
23313 (extract_muldiv_1): Likewise.
23314 (maybe_canonicalize_comparison): Likewise.
23315 (fold_comparison): Likewise.
23316 (fold_binary): Likewise.
23317 (tree_expr_nonnegative_p): Likewise.
23318 (tree_expr_nonzero_p): Likewise.
23319 * tree-vrp.c (compare_values): Likewise.
23320 (extract_range_from_binary_expr): Likewise.
23321 (extract_range_from_unary_expr): Likewise.
23322 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23324 (nowrap_type_p): Likewise.
23325 * tree-scalar-evolution.c (simple_iv): Likewise.
23326 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23327 (build_range_check): Likewise.
23328 (extract_muldiv_1): Likewise.
23329 (fold_comparison): Likewise.
23330 * tree-vrp.c (vrp_int_const_binop): Likewise.
23331 (extract_range_from_unary_expr): Likewise.
23332 * convert.c (convert_to_integer): Likewise.
23333 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23334 (fold_comparison): Likewise.
23335 (fold_binary): Likewise.
23336 * optabs.c (optab_for_tree_code): Likewise.
23337 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23338 * simplify-rtx.c (simplify_const_relational_operation): Check
23339 flag_strict_overflow and flag_trapv.
23340 (simplify_const_relational_operation): Likewise.
23341 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23342 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23345 2007-01-27 Roger Sayle <roger@eyesopen.com>
23347 * tree.c (tree_fold_gcd): Delete.
23348 * tree.h (tree_fold_gcd): Remove prototype.
23349 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23350 test whether one constant integer is a multiple of another. Instead
23351 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23352 * fold-const.c (multiple_of_p): We've determined both TOP and
23353 BOTTOM are integer constants so we can call int_const_binop directly
23354 instead of the more generic const_binop.
23356 2007-01-27 Roger Sayle <roger@eyesopen.com>
23358 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23359 1*X check that the constant hasn't overflowed, to preserve the
23361 (round_up): Provide an efficient implementation when rouding-up an
23362 INTEGER_CST to a power-of-two.
23364 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23366 * doc/sourcebuild.texi: Add comma for clarity.
23367 * doc/extend.texi: Fix some typos.
23368 * doc/passes.texi: Likewise.
23369 * doc/cppinternals.texi: Likewise.
23370 * doc/c-tree.texi: Likewise.
23371 * doc/tree-ssa.texi: Likewise.
23372 * doc/install.texi: Likewise.
23374 2007-01-27 Jan Hubicka <jh@suse.cz>
23376 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23377 (pass_sra): Do not require alias information.
23378 * passes.c (init_optimization_passes): Add SRA
23380 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23382 * tracer.c (rest_of_handle_tracer): We already cleaned
23383 up the CFG in tracer() so don't do it here again.
23384 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23385 cleanup_cfg here, either. And don't call renumber_insns.
23387 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23388 and BB_HEAD are in the insn stream here. Instead make sure
23389 that BB_INSN is valid on all insns. Also, do check here that
23390 there are no pending branch predictions...
23391 (rtl_verify_flow_info): ...instead of doing it here. Checks
23392 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23395 2007-01-26 Roger Sayle <roger@eyesopen.com>
23397 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23398 function to simplify/factorize operand order canonicalization.
23399 (ix86_fixup_binary_operands): Reorganize using the above function.
23400 (ix86_binary_operator_ok): Likewise.
23402 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23404 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23405 file scope from optimize_attrs.
23406 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23408 (optimize_attrs): Clear insn_code_values after freeing it.
23410 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23412 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23413 a parts.base assignment.
23415 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23417 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23418 (compute_subscript_distance, initialize_data_dependence_relation,
23419 finalize_ddr_dependent, analyze_ziv_subscript,
23420 analyze_siv_subscript_cst_affine,
23421 compute_overlap_steps_for_affine_univar,
23422 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23423 analyze_siv_subscript, analyze_miv_subscript,
23424 analyze_overlapping_iterations, subscript_dependence_tester_1,
23425 compute_self_dependence, free_dependence_relation): Work
23426 with affine_fn instead of chrecs.
23427 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23428 common_affine_function, affine_function_base,
23429 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23430 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23431 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23432 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23433 (all_chrecs_equal_p): Removed.
23434 * tree-data-ref.h (affine_fn, conflict_function): New types.
23435 (struct subscript): Change type of conflicting_iterations_in_a
23436 and conflicting_iterations_in_b.
23438 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23441 * config/pa/pa.h (TARGET_HPUX_11): New.
23442 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23443 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23445 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23446 Richard Guenther <rguenther@suse.de>
23448 * tree-ssa-structalias.c (solve_graph): Handle case
23449 we merged the variable to another.
23451 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23453 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23456 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23457 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23459 2007-01-25 DJ Delorie <dj@redhat.com>
23461 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23462 allow changes to modes which don't fit in those registers.
23464 * reload1.c (choose_reload_regs): Check for invalid subregs before
23465 computing their locations, not after.
23467 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23470 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23471 save Altivec registers in an eh_return function.
23472 (compute_vrsave_mask): Likewise.
23473 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23474 for saving Altivec registers.
23475 (rs6000_emit_prologue): Don't allocate stack twice in
23476 eh_return function. Correct expected value of altivec_save_offset
23477 when using save_world. Describe save of R0 to stack when using
23478 save_world. Describe stack pointer adjustment when using
23479 save_world. Remove duplicated eh_return parameter register saving.
23480 Update sp_offset variable after save_world.
23481 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23483 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23484 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23487 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23489 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23491 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23494 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23495 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23497 2007-01-25 Richard Guenther <rguenther@suse.de>
23499 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23500 * common.opt (-Wcoverage-mismatch): New warning option.
23501 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23502 if -Wcoverage-mismatch is given.
23504 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23506 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23507 (ipcp_driver): Change to static definition.
23508 Add dumping of the ifunctions.
23509 (constant_val_insert): Remove unused parameter. Support for SSA.
23510 (ipcp_propagate_const): Support for SSA.
23511 (ipcp_profile_bb_print): Print only analyzed nodes.
23512 (ipcp_replace_map_create): Remove support for Fortran constant
23514 * ipa-prop.c (ipa_method_modify_stmt,
23515 ipa_callsite_compute_param): Support for SSA.
23516 * ipa-prop.h (ipcp_driver): Remove declaration.
23517 (IS_VALID_TREE_MAP_INDEX): Add define.
23519 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23521 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23523 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23525 PR middle-end/30447
23526 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23527 constant argument to cabs and do it without checking for
23528 -funsafe-math-optimizations.
23530 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23532 * c-common.h (RID_FIRST_CXX0X): New.
23533 (RID_LAST_CXX0X): New.
23534 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23536 * c.opt (Wc++0x-compat): New.
23537 * doc/invoke.texi (-Wc++0x-compat): Document.
23539 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23541 * builtins.c (fold_builtin_carg): New.
23542 (fold_builtin_1): Use it.
23544 2007-01-24 Jan Hubicka <jh@suse.cz>
23546 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23548 * ipa-inline.c (initial_insns, max_insns): Delete.
23549 (compute_max_insns): New function.
23550 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23551 amount of insns as base for code growth.
23552 (cgraph_decide_inlining): Make initial_insns local; do not compute
23554 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23555 * doc/invoke.texi (inline-unit-growth): Update docs.
23557 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23559 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23560 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23561 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23562 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23563 for CPUs that have PTA_CX16 set.
23565 PR middle-end/27416
23566 * gimplify.c (omp_check_private): New function.
23567 (gimplify_scan_omp_clauses): Use it for
23568 firstprivate/lastprivate/reduction.
23570 PR middle-end/30494
23571 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23572 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23574 PR middle-end/30421
23575 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23576 If lower_lastprivate_clauses emits some statements, append them
23577 to dlist rather than body_p and to body_p append an initializer.
23578 (lower_omp_for): Adjust caller.
23580 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23582 * target.h (globalize_decl_name): New.
23583 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23584 * output.h (default_globalize_decl_name): New.
23585 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23587 (globalize_decl): Ditto.
23588 (default_globalize_decl_name): New.
23589 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23590 (ia64_handle_version_id_attribute): New.
23591 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23592 (ia64_asm_output_external): Use globalize_decl_name instead
23593 of globalize_label.
23594 * doc/extend.texi (version_id): New pragma.
23595 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23597 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23599 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23600 _uleb128_t and _Unwind_SWord with _sleb128_t.
23601 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23602 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23604 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23605 * unwind-pe.h (read_uleb128, read_sleb128,
23606 read_encoded_value_with_base): Likewise.
23607 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23609 2007-01-24 Richard Guenther <rguenther@suse.de>
23611 * builtins.c (expand_builtin_cexpi): Get the fndecl
23612 for cexp in the correct way.
23614 2007-01-24 Jan Hubicka <jh@suse.cz>
23616 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23619 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23621 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23622 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23623 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23624 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23625 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23626 __SIZEOF_PTRDIFF_T__.
23627 * doc/cpp.texi: Documentation for the new builtin macros added.
23629 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23631 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23632 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23633 instead of operands[2] to avoid access past the end of array.
23635 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23637 * reload1.c (emit_reload_insns): Pass the reload register
23638 for a non-spill output reload through forget_old_reloads_1.
23640 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23642 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23643 _SOFT_DOUBLE if doubles use software floating-point.
23644 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23645 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23646 * config/rs6000/darwin-ldouble.c: Also compile functions for
23647 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23648 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23649 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23650 commented-out long double override.
23651 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23652 * config/rs6000/eabispe.h: Likewise.
23653 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23654 long double for non-SPE.
23655 (rs6000_handle_option): Likewise.
23656 (invalid_e500_subreg): Disallow more subregs involding DImode,
23657 DFmode, TImode or TFmode.
23658 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23660 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23662 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23663 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23665 (rs6000_legitimate_address): Also check for TFmode for E500
23667 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23668 (spe_build_register_parallel): Handle TFmode and TCmode.
23669 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23671 (function_arg): Handle TFmode and TCmode for E500 double.
23672 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23674 (print_operand): Handle TFmode and TImode for %y.
23675 (rs6000_generate_compare): Handle TFmode comparisons for E500
23677 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23678 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23679 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23680 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23681 TFmode for E500 double.
23682 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23683 (floatsidf2): Enable for E500 double.
23684 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23685 (extenddftf2): Change to extenddftf2_fprs.
23686 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23687 depending on TARGET_E500_DOUBLE.
23688 (extendsftf2): Enable for E500 double.
23689 (trunctfdf2): Enable for E500 double.
23690 (trunctfsf2): Change to trunctfsf2_fprs.
23691 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23692 depending on TARGET_E500_DOUBLE.
23693 (floatsitf2): Enable for E500 double.
23694 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23695 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23696 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23697 (negtf2): Change to negtf2_internal.
23698 (negtf2): New expander.
23699 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23700 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23701 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23702 (movdi_internal32): Use rs6000_nonimmediate_operand.
23703 (unnamed splitter): Likewise.
23704 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23705 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23706 (SPE64TF, DITI): New mode macros.
23707 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23710 (frob_<mode>_di_2): New.
23711 (frob_tf_di_8_2): New.
23712 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23714 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23716 (frob_ti_<mode>_8_2): New.
23717 (frob_ti_tf_2): New.
23718 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23719 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23721 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23722 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23723 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23724 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23725 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23726 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23729 2007-01-23 Ian Lance Taylor <iant@google.com>
23731 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23733 (OBJS-archive): Reformat, alphabetize.
23734 (OBJS): Change out_object_file to OBJS-md.
23736 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23738 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23739 JUMP_P and CALL_P predicates where applicable.
23740 * config/i386/i386.c: Ditto.
23741 * config/i386/i386.md: Ditto.
23742 * config/i386/mmx.md: Ditto.
23743 * config/i386/predicates.md: Ditto.
23745 2007-01-22 Andreas Schwab <schwab@suse.de>
23747 * config/m68k/m68k.h: Fix comment.
23749 2007-01-22 Jan Hubicka <jh@suse.cz>
23751 * passes.c (init_optimization_passes): Do not rerun
23752 pass_early_warn_uninitialized.
23754 2007-01-22 Richard Guenther <rguenther@suse.de>
23756 PR tree-optimization/30038
23757 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23759 (execute_cse_sincos_1): Likewise.
23760 (execute_cse_sincos): Likewise.
23761 (gate_cse_sincos): Likewise.
23762 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23763 the cexpi() canonicalization of sincos().
23764 * tree-pass.h (pass_cse_sincos): Declare.
23765 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23767 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23769 PR rtl-optimization/29329
23770 * combine.c (replaced_rhs_insn): Rename to i2mod.
23771 (replaced_rhs_value): Rename to i2mod_new_rhs.
23772 (i2mod_old_rhs): New global variable.
23773 (combine_instructions): Adjust for above change. Save a copy of
23774 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23775 note are substituted in the second instruction.
23776 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23777 ditch the note if it pertains to the second eliminated register
23778 and this register is mentioned in i2mod_old_rhs.
23781 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23783 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23784 the insn to which the note was originally attached.
23786 2007-01-21 Jan Hubicka <jh@suse.cz>
23788 * ipa-inline.c (inlining_mode): Comment, move up.
23789 (cgraph_decide_inlining_incrementally): Do not perform inlining
23790 itself; fix handling of flattening of self recursive functions.
23791 (cgraph_find_cycles): Remove.
23792 (cgraph_flatten_node): Remove.
23793 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23794 (try_inline): New function.
23795 (cgraph_early_inlining): Update call of
23796 cgraph_decide_inlining_incrementally. Apply inlining here.
23797 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23799 2007-01-21 Dirk Mueller <dmueller@suse.de>
23802 * tree-vrp.c (check_array_bounds): do not warn
23803 about ADDR_EXPR's of ARRAY_REF's which are immediately
23804 used in binary expressions.
23806 2007-01-21 Ira Rosen <irar@il.ibm.com>
23808 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23809 read_write_dep and macros for its access.
23810 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23811 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23812 argument, call vect_check_interleaving for every independent pair of
23813 data-refs. Mark loads that access the same memory location as a store
23815 (vect_check_dependences): Remove.
23816 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23817 call, fix the call to vect_analyze_data_ref_dependence.
23818 (vect_analyze_data_ref_access): For statements that access the same
23819 data-ref, check that they are not stores; for loads, check that there
23820 is no store that access the same location.
23822 2007-01-20 Roger Sayle <roger@eyesopen.com>
23823 Joseph Myers <joseph@codesourcery.com>
23825 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23826 (-fdump-rtl-stack): Likewise.
23827 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23828 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23829 (-mpt-fixed): Use @minus{} for minus sign.
23830 (Using Precompiled Headers): Fix under/overfull hbox.
23832 2007-01-20 Jan Hubicka <jh@suse.cz>
23834 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23835 place within annotation.
23837 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23839 * pa.c (output_move_double): Change array size of xoperands to 4.
23841 2007-01-20 Jan Hubicka <jh@suse.cz>
23843 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23846 2007-01-19 Ian Lance Taylor <iant@google.com>
23848 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23849 constant to unsigned HOST_WIDE_INT before negating.
23851 2007-01-19 Ian Lance Taylor <iant@google.com>
23853 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23855 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23856 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23857 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23858 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23859 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23860 (realloc_vdef, realloc_vuse): Change second parameter to
23862 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23863 fields to unsigned.
23864 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23865 unsigned. Change x and lim locals to unsigned.
23866 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23868 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23869 (copy_virtual_operands): Change i and n locals to unsigned.
23871 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23873 PR middle-end/29335
23874 * builtins.c (fold_builtin_1): Handle builtin fdim.
23876 2007-01-20 Jan Hubicka <jh@suse.cz>
23878 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23879 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23880 init_alias_heapvars.
23881 (init_alias_heapvars): Initialize only when not already initialized.
23882 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23884 2007-01-19 Roger Sayle <roger@eyesopen.com>
23886 * common.opt (fsigned-zeros): New command line option.
23887 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23888 of flag_unsafe_math_optimizations.
23889 * opts.c (set_fast_math_flags): The -ffast-math command line option
23890 implies -fno-signed-zeros.
23891 (fast_math_flags_set_p): Likewise.
23893 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23894 the documentation of -ffast-math appropriately. Wrap long lines.
23896 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23898 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23899 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23901 2007-01-19 Tomas Bily <tbily@suse.cz>
23903 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23905 (tree_init_ic_make_global_vars): New function
23906 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23907 (tree_gen_ic_profiler): New function
23908 (tree_gen_ic_func_profiler): New function
23909 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23910 (tree_profile_hooks): Added hook for indirec/virtual calls
23911 * value-prof.c (tree_find_values_to_profile): New case for
23913 (tree_values_to_profile): Call for determining indirect/virtual
23915 (tree_indirect_call_to_profile): New function
23916 (tree_ic_transform): New function
23917 (tree_ic): New function
23918 (find_func_by_pid): New function
23919 (init_pid_map): New function
23920 (tree_value_profile_transformations): Added check for
23921 indirect/virtual call transformation
23922 * value-prof.h (enum hist_type): New counter type for
23923 indirect/virtual calls
23924 (profile_hooks): Added new hook for profiling indirect/virtual
23926 * profile.c (instrument_values): New case for indirect/virtual
23928 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23929 (GCOV_COUNTER_V_INDIR): New counter type
23930 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23931 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23933 * cgraph.c: Definition of cgraph_max_pid
23934 (cgraph_create_node): Default init of pid attribute
23935 * cgraph.h: Declaration of cgraph_max_pid
23936 (struct cgraph_node): Added pid attribute
23937 * libgcov.c (__gcov_indirect_call_profiler): New function
23938 (__gcov_one_value_profiler_body): New function
23939 (__gcov_one_value_profiler): Body was moved to
23940 __gcov_one_value_profiler_body and calls it
23942 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23944 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23945 * gengtype.c (write_types_data, write_func_for_structure,
23946 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23947 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23948 (walk_type, write_func_for_structure): Generate the mark_hook if
23951 2007-01-19 Jan Hubicka <jh@suse.cz>
23953 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23954 'early' argument take inlining mode argument specifying whether to
23955 inline for size/speeed or all functions; add support for flattening;
23957 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23959 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23962 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23963 the name of the declared identifier.
23965 2007-01-19 Dirk Mueller <dmueller@suse.de>
23967 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23968 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23969 duplicate evaluation.
23971 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23973 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23974 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23975 to XFMode, use acosxf2 and truncate result to requested mode.
23976 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23977 (asin<mode>2): Similarly, with asin expanders.
23978 (*fscalexf4_i387): Rename from *fscalexf4.
23979 (expNcorexf3): New expander.
23980 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23981 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23982 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23983 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23984 patterns for SSE math.
23985 (exp10<mode>2): Similarly, with exp10 expanders.
23986 (exp2<mode>2): Similarly, with exp2 expanders.
23987 (expm1<mode>2): Similarly, with expm1 expanders.
23988 (ldexp<mode>3): Similarly, with ldexp expanders.
23989 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23990 Use gen_truncxf<mode>2_i387_noop to truncate result.
23992 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23994 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23995 for ColdFire targets.
23997 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23998 Richard Sandiford <richard@codesourcery.com>
24000 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24001 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24002 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24003 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24004 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24005 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24007 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24009 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24010 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24011 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24012 (*adddi_dilshr32_cf): New pattern.
24013 (adddi3, subdi3): Remove first alternatives.
24015 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24017 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24018 implemented using move.l, do not use its cc result for floating-point
24021 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24023 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24024 from accepting 's' constraints if flag_pic.
24026 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24028 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24029 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24030 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24031 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24033 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24035 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24036 ColdFire alternatives.
24037 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24038 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24039 architectures that support ff1 instruction.
24041 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24042 Julian Brown <julian@codesourcery.com>
24044 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24045 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24046 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24049 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24051 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24053 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24054 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24055 HOST_WIDE_INT instead of an rtx.
24056 (m68k_rtx_costs): Update call accordingly.
24057 (output_move_const_into_data_reg): Likewise. Fix formatting.
24058 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24060 (output_move_simode_const): Update calls after above changes.
24061 Rework to use automatic variables and predicates like MEM_P.
24062 * config/m68k/m68k.md (pushexthisi_const): Update call to
24065 2007-01-19 Dirk Mueller <dmueller@suse.de>
24067 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24068 in dump_flags test.
24070 2007-01-19 Richard Guenther <rguenther@suse.de>
24072 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24073 via cexp in case sincos is not available.
24075 2007-01-19 Richard Guenther <rguenther@suse.de>
24077 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24078 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24079 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24080 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24081 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24082 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24083 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24084 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24086 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24088 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24090 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24091 (atan2xf3): Directly generate RTL pattern.
24092 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24093 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24094 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24095 disable patterns for SSE math.
24096 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24097 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24098 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24099 disable patterns for SSE math.
24101 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24103 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24105 2007-01-18 Roger Sayle <roger@eyesopen.com>
24107 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24108 VIEW_CONVERT_EXPR to the same type as it's operand.
24110 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24112 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24113 configured for long double 128.
24115 2007-01-18 Mike Stump <mrs@apple.com>
24117 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24120 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24122 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24125 2007-01-18 Jan Hubicka <jh@suse.cz>
24127 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24128 greater than NUM_VOP_FREE_BUCKETS.
24130 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24132 * tree-ssa-structalias.c: Update comments.
24133 (ptabitmap_obstack): Removed.
24134 (pta_obstack): New.
24135 (oldpta_obstack): Ditto.
24136 (stats): Add a few members.
24137 (struct variable_info): Remove node, complex, address_taken, and
24138 indirect_target members. Add oldsolution member.
24139 (new_var_info): Do not initialize removed members.
24140 (constraint_expr_type): Remove INCLUDES.
24141 (constraint_graph): Add size, implicit_preds, rep,
24142 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24143 (FIRST_REF_NODE): New macro.
24144 (LAST_REF_NODE): Ditto.
24145 (FIRST_ADDR_NODE): Ditto.
24146 (find): New function.
24148 (dump_constraint): Do not handle INCLUDES.
24149 (insert_into_complex): Do not insert duplicate constraints.
24150 (condense_varmap_nodes): Renamed and rewritten into ...
24151 (merge_node_constraints): This. Also fix bug in handling of
24152 offseted copy constraints.
24153 (clear_edges_for_node): No longer need to deal with preds at all,
24154 or removing associated preds/succs.
24155 (merge_graph_nodes): Deal with indirect_cycles.
24156 Don't deal with predecessors.
24157 (add_implicit_graph_edge): New function.
24158 (add_pred_graph_edge): Ditto.
24159 (add_graph_edge): Don't deal with predecessors.
24160 (build_constraint_graph): Removed.
24161 (build_pred_graph): New function.
24162 (build_succ_graph): Ditto.
24163 (struct scc_info): Removed in_component. Added roots, dfs, and
24164 node_mapping. Remove visited_index, unification_queue.
24165 (scc_visit): Deal with union-find we do now.
24166 Deal with cycles with REF nodes.
24167 (collapse_nodes): Renamed and rewritten to ...
24168 (unify_nodes): This.
24169 (process_unification_queue): Removed.
24170 (topo_visit): Cleanup
24171 (do_da_constraint): Use find.
24172 (do_sd_constraint): Ditto.
24173 (do_ds_constraint): Ditto.
24174 (do_complex_constraint): Ditto.
24175 (init_scc_info): Update for removed and added members.
24176 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24177 (find_indirect_cycles): This.
24178 (equivalence_class): New variable.
24179 (label_visit): New function.
24180 (perform_variable_substitution): Rewritten.
24181 (free_var_substitution_info): New function.
24182 (find_equivalent_node): Ditto.
24183 (move_complex_constraints): Ditto.
24184 (eliminate_indirect_cycles): Ditto.
24185 (solve_graph): Only propagate changed bits.
24186 Use indirect cycle elimination.
24188 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24189 (tree_id_eq): Renamed to ...
24190 (tree_vi_eq): This. Update for member change
24191 (insert_id_for_tree): Renamed and rewritten to ...
24192 (insert_vi_for_tree): This.
24193 (lookup_id_for_tree): Renamed and rewritten to ...
24194 (lookup_vi_for_tree): This.
24195 (get_id_for_tree): Renamed and rewritten to ...
24196 (get_vi_for_tree): Ditto.
24197 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24198 (process_constraint): Don't handle INCLUDES.
24199 Remove special ADDRESSOF case.
24200 (find_func_aliases): Rewrite to use vi functions instead of id
24202 (create_function_info_for): Ditto.
24203 (create_variable_info_for): Ditto.
24204 (intra_create_variable_infos): Ditto.
24205 (merge_smts_into): Ditto.
24206 (find_what_p_points_to): Ditto.
24207 (init_base_vars): Ditto.
24208 (init_alias_vars): Ditto.
24209 (remove_preds_and_fake_succs): New function.
24210 (dump_sa_points_to_info): Dump new stats.
24211 (dump_solution_for_var): Use find.
24212 (set_used_smts): Fix formatting.
24213 (compute_points_to_sets): Updated for new functions.
24214 (ipa_pta_execute): Ditto.
24216 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24217 Richard Sandiford <richard@codesourcery.com>
24219 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24221 * calls.c (expand_call): If the return value is a PARALLEL,
24222 extract its first member.
24223 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24224 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24225 use FUNCTION_EXTRA_EPILOGUE.
24226 (m68k_function_value): Return a PARALLEL if the return value
24227 is of a pointer type.
24228 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24229 (FUNCTION_EXTRA_EPILOGUE): Remove.
24230 * config/m68k/m68k.md (D0_REG): New constant.
24232 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24234 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24235 output a NOP for empty epilogues.
24237 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24239 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24240 before function. Extend register save check to include all
24241 registers, not just integer ones.
24243 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24245 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24246 (m68k_use_return_insn): ...this.
24247 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24248 * config/m68k/m68k.c (use_return_insn): Rename to...
24249 (m68k_use_return_insn): ...this.
24250 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24251 of USE_RETURN_INSN.
24253 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24255 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24256 nearest even, fix denormal rounding overflow.
24258 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24260 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24261 f%$smove and f%$move.
24262 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24263 (extendsfdf2_cf): Use fdmove instead of f%&move.
24264 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24265 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24267 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24269 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24272 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24274 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24275 (coldfire_single_format): Declare.
24276 (coldfire_double_format): Likewise.
24277 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24278 of qnan_msb_set to determine the lower bits of a canonical
24280 (encode_ieee_double): Likewise.
24281 (encode_ieee_quad): Likewise.
24282 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24283 (mips_single_format): Likewise.
24284 (ieee_double_format): Likewise.
24285 (mips_double_format): Likewise.
24286 (ieee_extended_motorola_format): Likewise.
24287 (ieee_extended_intel_96_format): Likewise.
24288 (ieee_extended_intel_128_format): Likewise.
24289 (ieee_extended_intel_96_round_53_format): Likewise.
24290 (ibm_extended_format): Likewise.
24291 (mips_extended_format): Likewise.
24292 (ieee_quad_format): Likewise.
24293 (mips_quad_format): Likewise.
24294 (vax_f_format): Likewise.
24295 (vax_d_format): Likewise.
24296 (vax_g_format): Likewise.
24297 (i370_single_format): Likewise.
24298 (i370_double_format): Likewise.
24299 (decimal_single_format): Likewise.
24300 (decimal_double_format): Likewise.
24301 (decimal_quad_format): Likewise.
24302 (c4x_single_format): Likewise.
24303 (c4x_extended_format): Likewise.
24304 (real_internal_format): Likewise.
24305 (coldfire_single_format): New real_format.
24306 (coldfire_double_format): Likewise.
24307 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24308 canonical_nan_lsbs_set.
24309 (pdp11_d_format): Likewise.
24310 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24311 if TARGET_COLDFIRE_CPU.
24313 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24315 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24316 (output_call, m68k_legitimize_call_address): Declare.
24317 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24318 parenthesees. Add support for a 'W' constraint.
24319 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24320 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24321 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24322 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24324 (override_options): Initialize them. Do not set flag_no_function_cse
24325 for TARGET_ID_SHARED_LIBRARY.
24326 (m68k_output_pic_call): Delete.
24327 (m68k_legitimize_call_address): New function.
24328 (print_operand): Remove the %o prefix. Handle the %p prefix.
24329 (output_call): New function.
24330 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24331 target address from the GOT if symbolic jumps are not allowed.
24332 * config/m68k/m68k.md (call, general_operand): Do not set
24333 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24334 Merge separate flag_pic and !flag_pic define_insns into...
24335 (*call, *call_value): ...these new patterns. Match the address
24336 rather than the containing MEM and require it to be a call_operand.
24337 Use output_call to generate the asm template.
24338 * config/m68k/predicates.md (const_call_operand): New predicate.
24339 (call_operand): Likewise.
24341 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24343 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24344 (STACK_GROWS_DOWNWARD): Define to 1.
24345 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24346 comments, emphasizing that these values are only defaults.
24347 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24348 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24350 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24352 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24354 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24355 Richard Sandiford <richard@codesourcery.com>
24357 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24358 (FP_REGNO_P): New macros.
24359 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24360 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24361 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24362 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24364 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24366 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24367 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24369 * config/m68k/t-floatlib: New file, extracting common code from...
24370 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24371 * config/m68k/t-uclinux: Here.
24372 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24373 routines on ColdFire targets.
24375 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24377 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24378 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24379 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24380 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24381 explicitly set MOTOROLA to 1.
24382 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24384 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24385 Nathan Sidwell <nathan@codesourcery.com>
24387 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24388 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24389 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24390 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24391 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24392 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24393 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24394 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24395 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24396 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24397 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24398 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24399 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24400 (DBX_REGISTER_NUMBER): Delete.
24401 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24402 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24403 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24405 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24407 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24408 * config/flat.h: New file.
24409 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24410 OBJECT_FORMAT_FLAT.
24411 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24412 indirect references for -msep-data or -mid-shared-library.
24413 Do not use PC-relative code addresses either.
24414 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24416 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24417 for shared libraries and crt1.o for executables. Use crti.o and
24419 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24420 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24421 Do not add -elf2flt or -shared-lib-id options here.
24422 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24423 Pass -shared-lib-id if -mid-shared-library, taking the library
24424 identifier from -mshared-library-id if given, otherwise
24426 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24427 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24428 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24429 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24430 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24431 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24433 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24434 jump sequence for ISA A and ISA A+.
24435 (PICJUMP): Likewise.
24437 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24439 * config.gcc (m68k-*-uclinux*): Base the port on the common
24440 and m68k GNU/Linux files rather than on the generic ELF ones.
24441 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24442 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24444 2007-01-18 Julian Brown <julian@codesourcery.com>
24445 Richard Sandiford <richard@codesourcery.com>
24447 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24448 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24449 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24451 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24452 80 unconditionally.
24453 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24455 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24457 * doc/install.texi: Document m68k-uclinuxoldabi.
24458 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24459 * config/m68k/uclinux-oldabi.h: New file, copied from
24460 config/m68k/uclinux.h.
24462 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24464 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24465 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24466 (m32r_compute_frame_size): Use unsigned for regno.
24467 (m32r_reload_lr): Use gen_frame_mem.
24469 (m32r_output_function_epilogue): Don't output the function epilogue
24471 (m32r_expand_epilogue): New.
24472 (direct_return): Return false if the function has the interrupt
24474 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24475 * config/m32r/m32r.md (epilogue): New expander.
24476 (return_lr, return_rte): New insns.
24477 (return): Make it expander.
24478 (return_normal): New expander.
24480 2007-01-18 Josh Conner <jconner@apple.com>
24483 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24484 support for UNLE, UNLT, UNGE, and UNGT.
24486 2007-01-18 Jan Hubicka <jh@suse.cz>
24488 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24489 * tree-tailcall (add_virtual_phis): Likewise.
24490 (optimize_tail_call): Return TODOs.
24491 (execute_tail_calls): Return TODOs.
24492 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24493 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24495 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24496 Cleanup cfg using TODO.
24497 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24498 * passes.c (execute_function_todo): When cleanup did something, remove
24500 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24501 (make_edges): Don't cleanup_cfg.
24503 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24505 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24506 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24507 operate on the top of stack.
24508 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24509 register handling of instructions that output to the second
24511 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24512 (move_for_stack_reg): Special-case check for dead destination
24513 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24515 * config/i386/i386.md (UNSPEC_TAN): New constant.
24516 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24517 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24518 to correctly model move of constant 1.0 to top stack slot.
24519 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24520 (unnamed peephole2 pattern): Remove corresponding peephole2
24521 pattern that optimizes tan insn and loading of constant 1.0.
24522 (tanxf2): Use fptanxf4_i387.
24523 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24524 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24525 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24526 disable patterns for SSE math.
24527 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24528 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24530 2007-01-18 Dirk Mueller <dmueller@suse.de>
24531 Richard Guenther <rguenther@suse.de>
24534 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24535 * common.opt (Warray-bounds): Add new warning option.
24536 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24538 * Makefile.in: make tree-vrp.o depend on toplev.h
24539 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24541 (check_array_refs, check_array_bounds, check_array_ref): New.
24543 2007-01-18 Jan Hubicka <jh@suse.cz>
24545 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24546 (execute_ssa_ccp): Return flags conditionally.
24547 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24549 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24551 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24553 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24554 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24556 * Makefile.c (GTFILES): Add cfglayout.h.
24557 * gengtype.c (open_base_files): Likewise.
24558 * cfglayout.c (cfg_layout_function_footer,
24559 cfg_layout_function_header) Reindent to make gengtype happy.
24560 * cfglayout.h (cfg_layout_function_footer,
24561 cfg_layout_function_header): Add GTY(()) marker.
24563 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24565 2007-01-18 Ben Elliston <bje@au.ibm.com>
24567 * genautomata.c (write_automata): Include xstrerror output in the
24568 error message if writing the DFA description file fails.
24570 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24572 * config/mips/mips-protos.h (mips_output_external): Make it
24574 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24575 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24576 (extern_list): Likewise.
24577 (extern_head): Likewise.
24578 (TARGET_ASM_FILE_END): Likewise.
24579 (mips_file_end): Likewise.
24580 (mips_output_external): Rewritten.
24582 2007-01-18 Ben Elliston <bje@au.ibm.com>
24584 * genpreds.c (write_insn_preds_c): Only write out the function
24585 body for regclass_for_constraint if we have register constraints.
24587 2007-01-17 Tom Tromey <tromey@redhat.com>
24589 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24590 * doc/install.texi (Testing): Use sourceware.org.
24591 (Binaries): Likewise.
24592 (Specific): Likewise.
24593 * doc/contrib.texi (Contributors): Use sourceware.org.
24595 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24597 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24598 (AVR_ENHANCED): Rename to ...
24599 (AVR_HAVE_MUL): ... new.
24600 (avr_enhanced_p): Rename to ...
24601 (avr_have_mul_p): ... new.
24602 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24603 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24604 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24605 (avr_have_mul_p): ... new.
24606 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24607 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24608 'avr_enhanced_p' and 'enhanced'.
24609 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24610 AVR_HAVE_MUL instead of AVR_ENHANCED.
24611 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24612 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24613 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24614 instead of AVR_ENHANCED.
24615 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24616 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24617 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24619 2007-01-17 Ian Lance Taylor <iant@google.com>
24621 * vec.h (VEC_reserve_exact): Define.
24622 (vec_gc_p_reserve_exact): Declare.
24623 (vec_gc_o_reserve_exact): Declare.
24624 (vec_heap_p_reserve_exact): Declare.
24625 (vec_heap_o_reserve_exact): Declare.
24626 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24628 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24629 negative parameter.
24630 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24631 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24632 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24633 * vec.c (calculate_allocation): Add exact parameter. Change all
24635 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24636 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24637 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24638 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24639 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24640 (vec_heap_p_reserve_exact): New function.
24641 (vec_heap_o_reserve_exact): New function.
24643 2007-01-17 Jan Hubicka <jh@suse.cz>
24645 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24647 2007-01-17 Eric Christopher <echristo@apple.com>
24649 * config.gcc: Support core2 processor.
24651 2007-01-16 Jan Hubicka <jh@suse.cz>
24653 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24654 the names, just unlink the chain so we don't crash on dangling
24658 2007-01-16 Jan Hubicka <jh@suse.cz>
24660 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24661 * tree-pass.h: Reorder to make IPA passes appear toegher.
24662 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24664 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24665 parameters, do not call early inliner.
24666 * ipa-inline.c: Update comments. Include tree-flow.h
24667 (cgraph_decide_inlining): Do not compute inlining parameters.
24668 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24669 be called with function context set up.
24670 (pass_ipa_inline): Remove unreachable functions before pass.
24671 (cgraph_early_inlining): Simplify assuming to be called from the
24673 (pass_early_inline): New pass.
24674 (cgraph_gate_ipa_early_inlining): New gate.
24675 (pass_ipa_early_inline): Turn into simple wrapper.
24676 (compute_inline_parameters): New function.
24677 (gate_inline_passes): New gate.
24678 (pass_inline_parameters): New pass.
24679 (apply_inline): Move here from tree-optimize.c
24680 (pass_apply_inline): New pass.
24681 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24683 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24684 doing them by hand.
24685 (tree_function_versioning): Do not allocate dummy struct function.
24686 * tree-inline.h (optimize_inline_calls): Update prototype.
24687 * tree-optimize.c (execute_fixup_cfg): Export.
24688 (pass_fixup_cfg): Remove
24689 (tree_rest_of_compilation): Do not apply inlines.
24690 * tree-flow.h (execute_fixup_cfg): Declare.
24691 * Makefile.in (gt-passes.c): New.
24692 * passes.c: Include gt-passes.h
24693 (init_optimization_passes): New passes.
24694 (nnodes, order): New static vars.
24695 (do_per_function_toporder): New function.
24696 (execute_one_pass): Dump current pass here.
24697 (execute_ipa_pass_list): Don't dump current pass here.
24699 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24701 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24702 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24704 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24706 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24707 (strong_alias): Define.
24708 (__gcc_qmul): Provide non-FMA for soft-float.
24709 (__gcc_qdiv): Same.
24714 (__gcc_qunord): New.
24724 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24725 soft-float functions.
24726 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24727 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24728 about long double soft float.
24730 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24731 Tehila Meyzels <tehila@il.ibm.com>
24733 * tree-vectorizer.h (is_pattern_stmt_p): New.
24734 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24735 formatting (tabs instead of spaces). Cleanup and clarify setting
24736 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24737 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24738 (vectorizable_type_demotion): Check that types are integral.
24739 (vectorizable_type_promotion): Likewise.
24740 (vectorizable_store): Fix typo. Eliminate new-line at end of
24743 2007-01-16 Jan Hubicka <jh@suse.cz>
24745 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24748 2007-01-15 Eric Christopher <echristo@apple.com>
24750 * ifcvt.c: Include vec.h, vecprim.h.
24751 (check_cond_move_block): New argument regs.
24752 Reorganize. Add registers used to regs.
24753 (cond_move_process_if_block): Use regs set above as
24756 2007-01-15 Eric Christopher <echristo@apple.com>
24758 * config/darwin.h: Update copyright.
24759 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24760 (LINK_COMMAND_SPEC): Add -u.
24761 (LINK_SPEC): Fix umbrella for above.
24763 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24765 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24768 2007-01-15 Tom Tromey <tromey@redhat.com>
24770 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24771 * doc/install.texi (Testing): Don't mention jacks.
24772 (Configuration): Document --enable-java-maintainer-mode. Move
24773 --with-java-home to libgcj-specific section. Document
24775 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24777 2007-01-15 Jan Hubicka <jh@suse.cz>
24779 * tree-ssa-dce.c (DCE_TODOs): New.
24780 (propagate_necessity): Return if something changed.
24781 (eliminate_unnecessary_stmts): Likewise.
24782 (perform_tree_ssa_dce): Return TODO flags when needed.
24783 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24785 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24787 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24788 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24789 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24790 patterns using X87MODEF12 mode macro. Extend operand 1
24791 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24792 (log10<mode>2): Ditto.
24793 (log2<mode>2): Ditto.
24794 (log1p<mode>2): Ditto.
24795 (logb<mode>2): Ditto.
24796 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24797 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24798 (*fxtractxf3_i387): Rename from *fxtractxf3.
24799 (fxtract_extend<mode>xf3_i387): New insn pattern.
24800 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24801 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24802 and gen_fyl2xxf3_i387().
24804 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24806 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24807 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24808 get_loop_exit_edges. Changed return type to bool.
24809 * cfgloop.h (fix_loop_placement): Declaration removed.
24811 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24813 * param.h (MIN_VECT_LOOP_BOUND): New.
24814 * params.def (MIN_VECT_LOOP_BOUND): New.
24815 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24816 argument - minimum threshold for number of iterations.
24817 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24818 argument to declaration.
24819 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24820 MIN_VECT_LOOP_BOUND.
24821 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24822 slpeel_tree_peel_loop_to_edge with additional argument.
24823 (vect_do_peeling_for_alignment): Likewise.
24824 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24826 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24829 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24830 operands of size 1.
24832 2007-01-14 Jan Hubicka <jh@suse.cz>
24834 * tree-dfa.c (remove_referenced_var): New function.
24835 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24836 prune referenced vars list too.
24837 * tree-flow.h (remove_referenced_var): Declare.
24839 2007-01-14 Jan Hubicka <jh@suse.cz>
24841 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24843 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24844 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24845 * except.h (verify_eh_throw_table_statements): Kill prototype.
24846 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24847 into call exrepssions.
24848 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24850 * tree-cfg.c: Include pointer-set.h.
24851 (verify_node_sharing): Work on pointer set.
24852 (verify_eh_throw_stmt_node): New.
24853 (verify_stmts): Use pointers sets, verify throw_stmt.
24855 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24857 * ipa-reference.c (analyze_function): Consider also addresses taken
24860 2007-01-12 Roger Sayle <roger@eyesopen.com>
24862 * c-typeck.c (null_pointer_constant_p): Replace use of
24863 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24864 (build_c_cast): Likewise.
24866 2007-01-12 Roger Sayle <roger@eyesopen.com>
24868 * tree.h (force_fit_type_double): Remove unused final argument.
24869 * c-common.c (constant_expression_warning): Replace use of
24870 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24871 (convert_and_check): Likewise.
24872 (shorten_compare): Update call to force_fit_type_double.
24873 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24874 * convert.c (convert_to_pointer): Update call to
24875 force_fit_type_double.
24876 * fold-const.c (force_fit_type_double): Remove overflowed_const
24878 (int_const_binop, fold_convert_const_int_from_int,
24879 fold_convert_const_int_from_real, fold_div_compare,
24880 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24881 fold_abs_const, fold_not_const): Remove the final argument from
24882 calls to force_fit_type_double.
24884 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24886 * configure.ac: Set insn to "nop" for spu-*-* also.
24887 * configure: Regenerate.
24889 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24891 * builtins.def : Add BUILT_IN_FREE.
24893 2007-01-12 Jan Hubicka <jh@suse.cz>
24895 PR tree-optimization/30443
24896 * tree-inline.c (tree_function_versioning): Do not optimize when
24897 cloning for inlining.
24899 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24901 * doc/loop.texi: Document recording of loop exits.
24902 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24903 (update_single_exits_after_duplication,
24904 update_single_exit_for_duplicated_loop,
24905 update_single_exit_for_duplicated_loops): Removed.
24906 (duplicate_loop_to_header_edge): Do not call
24907 update_single_exits_after_duplication and
24908 update_single_exit_for_duplicated_loops.
24909 (loop_version): Do not update single_exit information.
24910 (fix_loop_structure): Use record_loop_exits instead of
24911 mark_single_exit_loops.
24912 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24913 the lists of loop exits.
24914 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24915 split_edge, merge_blocks): Update the lists of loop exits.
24916 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24917 loop_optimizer_init.
24918 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24919 of mark_single_exit_loops.
24920 (loop_optimizer_finalize): Call release_recorded_exits.
24921 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24922 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24923 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24924 update single exit information.
24925 * lambda-code.c (perfect_nestify): Ditto.
24926 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24927 (mark_single_exit_loops): Removed.
24928 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24929 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24930 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24932 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24933 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24934 (verify_loop_structure): Verify consistency of the exit lists.
24935 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24936 (set_single_exit): Removed.
24937 * cfgloop.h (struct loop_exit): New function.
24938 (struct loop): single_exit_ field replaced by exits field.
24939 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24940 LOOPS_HAVE_RECORDED_EXITS.
24941 (struct loops): Added exits hash.
24942 (mark_single_exit_loops, set_single_exit): Declaration removed.
24943 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24945 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24947 * doc/invoke.texi: Avoid use of @headitem.
24949 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24951 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24953 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24955 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24958 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24959 Richard Sandiford <richard@codesourcery.com>
24961 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24962 * config/m68k/m68k.opt: Resort options.
24963 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24965 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24966 Richard Sandiford <richard@codesourcery.com>
24968 * doc/invoke.texi: Document the macros that are defined by
24969 m68k's -mtune and -mhard-float options.
24970 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24971 (m68k_cpp_cpu_family): Likewise.
24972 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24973 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24974 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24975 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24976 (m68k_cpp_cpu_family): Likewise.
24978 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24980 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24981 macros besides mc68000 as tuning macros. Use a switch statement
24982 to set them and mcpu32.
24984 2007-01-12 Julian Brown <julian@codesourcery.com>
24986 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24987 (TARGET_68040_ONLY): Rename to...
24988 (TARGET_68040): ...this.
24989 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24990 * config/m68k/m68k.md: Likewise.
24992 2007-01-12 Julian Brown <julian@codesourcery.com>
24993 Nathan Sidwell <nathan@codesourcery.com>
24994 Richard Sandiford <richard@codesourcery.com>
24996 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24997 the -mcpu= argument associated with the --with-cpu setting.
24998 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24999 if different from the one implied by the -mcpu setting.
25000 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25001 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25002 * doc/invoke.texi: Mention ColdFire in the introduction to the
25003 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25004 -mno-div and -mhard-float options. Make -m68881 a synonym for
25005 -mhard-float. Document the previously-undocumented -m5206e,
25006 -m528x, -m5307 and -m5407 options. Tweak the existing option
25007 documentation for consistency.
25008 * doc/install.texi: Mention new --with-cpu arguments.
25009 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25010 default CPU if neither -mcpu nor -march are specified.
25011 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25012 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25013 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25014 using m68k_tune to decide between families that implement the
25015 same ISA. Use m68k_tune to set __mcfv4e__.
25016 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25017 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25018 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25019 (FL_ISA_C, FL_ISA_MMU): New macros.
25020 (MASK_COLDFIRE): Delete.
25021 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25022 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25023 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25024 (TARGET_HARD_FLOAT): Do not define here.
25025 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25026 (TUNE_68000): New macro.
25027 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25028 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25029 (TUNE_CFV2): Redefine in terms of m68k_tune.
25030 (uarch_type, target_device, fpu_type): New enums.
25031 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25032 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25033 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25034 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25035 (FL_FOR_isa_c): New macros.
25036 (m68k_isa): New enum.
25037 (m68k_target_selection): New structure.
25038 (all_devices, all_isas, all_microarchs): New tables.
25039 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25040 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25041 (MASK_ALL_CPU_BITS): Delete.
25042 (m68k_find_selection): New function.
25043 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25044 Map the legacy target options to a combination of the new ones.
25045 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25046 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25047 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25049 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25050 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25052 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25053 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25054 * config/m68k/m68k-devices.def: New file.
25056 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25057 Nathan Sidwell <nathan@codesourcery.com>
25059 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25060 (SUBTARGET_EXTRA_SPECS): New macros.
25061 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25062 use %(asm_cpu_spec) instead.
25063 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25064 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25065 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25066 (EXTRA_SPECS): Rename to...
25067 (SUBTARGET_EXTRA_SPECS): ...this.
25069 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25070 Richard Sandiford <richard@codesourcery.com>
25071 Julian Brown <julian@codesourcery.com>
25073 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25074 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25075 to the configuration's default CPU.
25076 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25077 Remove default masks.
25078 (m680[012]0-*-*): Set the default with_cpu to the first part of
25080 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25081 (m68k*-*-linux): Extend the --with-cpu handling to...
25082 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25083 and m68010. Don't set target_cpu_default2.
25084 * doc/install.texi: Document --with-cpu for m68k.
25085 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25086 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25087 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25088 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25089 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25090 (ASM_SPEC): Remove use of %(asm_cpu_default).
25091 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25092 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25093 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25094 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25095 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25096 (TARGET_DEFAULT): Delete.
25097 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25098 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25099 (CPP_CPU_SPEC): Delete.
25100 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25101 the appropriate string.
25102 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25103 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25104 (ASM_SPEC): Don't use %(asm_default_spec).
25105 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25106 TARGET_DEFAULT and add MASK_68881.
25107 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25109 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25111 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25112 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25113 MASK_68010 alongside MASK_68020.
25114 * doc/invoke.texi: Document -m68010.
25115 * config/m68k/m68k.opt (m68010): New.
25116 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25118 (TUNE_68010): New macro.
25119 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25120 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25121 (M68K_CPU_m68332): Add MASK_68010.
25122 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25123 fallback definition.
25124 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25126 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25127 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25128 to all entries that use MASK_68020.
25129 (output_move_simode_const, output_move_himode, output_move_qimode)
25130 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25131 instead of TARGET_68020 to select clr behavior. Remove comment
25132 about there being no TARGET_68010.
25133 * config/m68k/m68k.md: Likewise throughout.
25135 2007-01-12 Julian Brown <julian@codesourcery.com>
25137 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25138 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25139 * config/m68k/m68k.md: Likewise.
25141 2007-01-12 Julian Brown <julian@codesourcery.com>
25143 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25144 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25146 2007-01-12 Julian Brown <julian@codesourcery.com>
25148 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25149 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25150 * config/m68k/m68k.md: Likewise.
25152 2007-01-12 Julian Brown <julian@codesourcery.com>
25153 Richard Sandiford <richard@codesourcery.com>
25155 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25156 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25157 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25159 (TARGET_CPU32): Rename to...
25160 (TUNE_CPU32): ...this.
25161 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25162 (TUNE_CFV2): New macros.
25163 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25164 remove conditions that are implied by TARGET_68020.
25165 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25166 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25167 (m68k_output_function_epilogue): Likewise.
25168 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25169 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25170 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25171 non-68000 timings. Refactor multiplication and division costs.
25172 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25173 TUNE_CPU32 instead of TARGET_CPU32.
25174 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25175 and TUNE_68060 instead of TARGET_68060.
25176 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25177 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25179 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25180 && !TARGET_COLDFIRE" to choose between moveq and clr.
25181 Likewise in the unnamed movsf pattern.
25182 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25183 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25186 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25188 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25189 of tabbing before backslashes.
25191 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25193 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25194 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25195 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25197 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25199 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25200 find_interesting_uses_cond.
25201 (find_interesting_uses_cond): Use extract_cond_operands.
25202 (rewrite_use_compare): Use extract_cond_operands and
25203 force_gimple_operand_bsi. Do not call update_stmt.
25204 (determine_use_iv_cost_condition): Use extract_cond_operands.
25205 Return cheaper of using original bound and changing the exit bound.
25207 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25209 PR tree-optimization/29516
25210 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25211 most_expensive_mult_to_index, addr_to_parts,
25212 create_mem_ref, maybe_fold_tmr): Make the type of
25213 fields of TARGET_MEM_REF sizetype.
25214 (move_fixed_address_to_symbol, move_pointer_to_base):
25216 * tree.def (TARGET_MEM_REF): Add comment on types of
25219 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25221 * c-common.c (vector_types_convertible_p): Treat opaque types as
25222 always convertible if they have the same size, but not otherwise.
25224 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25226 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25227 Remove the b_unconditional field.
25228 (noce_try_sign_mask): Do not look at b_unconditional.
25229 (noce_process_if_block): Do not use merge_if_blocks. Update
25230 the CFG here. Do not set b_unconditional.
25231 (cond_move_process_if_block): Likewise.
25232 (find_cond_trap): Likewise.
25233 (check_cond_move_block): Require simple jump insns at the end
25234 of the basic block.
25236 2007-01-11 Jan Hubicka <jh@suse.cz>
25238 PR tree-optimization/1046
25239 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25240 when alias info is not ready.
25241 (pass_tail_recursion): Do not require aliasing.
25242 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25243 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25244 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25245 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25246 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25247 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25248 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25250 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25251 When aliasing is not build, mark statement as volatile.
25253 2007-01-11 Tom Tromey <tromey@redhat.com>
25255 PR preprocessor/15185, PR preprocessor/20989:
25256 * doc/cppopts.texi <-MT>: Update description of algorithm for
25257 computing default target.
25258 <-M, -MD>: Reword "basename" text.
25260 2007-01-11 Roger Sayle <roger@eyesopen.com>
25262 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25263 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25264 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25265 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25266 fold_builtin_bswap, real_constp, fold_builtin_pow,
25267 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25268 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25269 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25270 * convert.c (convert_to_pointer): Likewise.
25271 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25272 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25273 const_binop, fold_convert_const_int_from_int,
25274 fold_convert_const_int_from_real,
25275 fold_convert_const_real_from_real, sign_bit_p,
25276 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25277 fold_sign_changed_comparison, fold_unary, fold_comparison,
25278 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25279 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25280 * print-tree.c (print_node_brief, print_node): Likewise.
25281 * stor-layout.c (place_field, layout_type): Likewise.
25282 * tree-chrec.c (keep_cast): Likewise.
25283 * tree.c (build_vector, build_real, build_real_from_int_cst,
25284 build_complex): Likewise.
25286 2007-01-11 Roger Sayle <roger@eyesopen.com>
25288 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25289 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25291 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25293 * configure.ac (strict1_warn): Rename to strict_warn.
25294 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25295 cc_set_by_configure, quoted_cc_set_by_configure,
25296 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25297 all_boot_languages, all_stagestuff): Remove.
25298 (target_list): Remove bootstrap targets.
25299 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25300 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25301 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25302 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25303 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25304 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25305 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25306 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25307 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25308 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25309 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25310 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25311 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25312 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25313 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25314 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25315 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25316 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25317 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25318 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25319 (mostlyclean): Adjust.
25320 (clean, distclean): Don't mention bootstrap stuff.
25321 * configure: Regenerate.
25322 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25323 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25324 treelang/config-lang.in (stagestuff): Remove.
25325 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25326 stageprofile, stagefeedback, stagestuff): Remove mention.
25328 2007-01-11 Nick Clifton <nickc@redhat.com>
25330 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25332 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25333 (mcore_arith_K_S_operand): Run the test for the S constraint not
25334 the test for the M constraint.
25335 (mcore_addsub_operand): Do not accept integer values that are
25336 larger than 32 bits.
25337 * config/mcore/mcore.md: Remove unused constraints from split.
25338 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25339 (addsi3): Likewise.
25340 (allocate_stack): Likewise.
25341 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25342 operands to 32 bits.
25343 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25345 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25346 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25347 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25348 mcore_output_bclri, mcore_output_andn, output_inline_const,
25349 mcore_output_move, mcore_output_movedouble): Likewise.
25350 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25351 (output_inline_const): Likewise.
25352 (output_inline_const): Fix format strings used in sprintf
25354 * config/mcore/mcore-protos.h: Update prototypes for changed
25355 functions in mcore.c.
25356 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25357 HOST_WIDE_INT and not int.
25358 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25359 CONST_OK_FOR_N): Likewise.
25360 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25361 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25364 2007-01-10 Jan Hubicka <jh@suse.cz>
25366 * tree-vrp.c (remove_range_assertions): Release defs.
25367 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25368 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25370 2007-01-10 Paul Brook <paul@codesourcery.com>
25372 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25373 * config/arm/arm.md (mulsi3subsi): New insn.
25375 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25377 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25378 (tree_transform_and_unroll_loop): New.
25379 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25382 2007-01-10 Robert Kennedy <jimbob@google.com>
25384 * fold-const.c (fold_comparison): Fold comparisons like (x *
25385 1000 < 0) to (x < 0).
25387 2007-01-10 Ian Lance Taylor <iant@google.com>
25389 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25390 operands have the same priority.
25392 2007-01-10 Tom Tromey <tromey@redhat.com>
25394 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25395 (fold_binary): Likewise.
25396 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25397 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25398 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25399 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25400 * langhooks.h (struct lang_hooks): Removed field
25401 'can_use_bit_fields_p'.
25403 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25405 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25407 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25409 * function.c (get_last_funcdef_no): New function.
25410 * function.h (get_last_funcdef_no): Declare.
25411 * tree-inline.c (initialize_cfun): Add initialization.
25412 (tree_function_versioning): Cleanup.
25414 2007-01-10 Jan Hubicka <jh@suse.cz>
25416 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25419 2007-01-10 Sa Liu <saliu@de.ibm.com>
25420 Ben Elliston <bje@au.ibm.com>
25422 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25423 for SAVE_NONLOCAL and Pmode for any other save level.
25424 * spu-protos.h (spu_restore_stack_block): Declare.
25425 * spu.md (save_stack_block): Remove.
25426 (restore_stack_block): Call spu_restore_stack_block.
25427 * spu.c (spu_restore_stack_block): New function.
25428 (spu_expand_epilogue): Remove old comment.
25430 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25432 PR tree-optimization/30322
25433 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25434 (cand_value_at): Return the value as aff_tree.
25435 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25436 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25437 aff_combination_mult): New functions.
25438 (aff_combination_add): Use aff_combination_add_cst.
25439 (aff_combination_convert): Allow conversions to a wider type.
25440 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25441 * tree-affine.h (aff_combination_mult): Declare.
25443 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25445 * doc/tm.texi: Update documentation to reflect reality of exec
25446 and start file search behaviours. Update copyright year.
25447 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25448 header file directories.
25450 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25452 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25453 (*cosxf2): Rename to cosxf2_i387.
25454 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25455 using X87MODEF12 mode macro. Rename patterns to
25456 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25458 (*cosdf2, *cossf2): Ditto.
25459 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25460 to match extended input operands.
25461 (sincos<mode>3): New expander.
25462 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25463 insn patterns and corresponding splitters.
25465 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25467 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25468 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25470 2007-01-09 Nicolas Pitre <nico@cam.org>
25473 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25475 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25477 * target.h (struct gcc_target): New field library_rtti_comdat.
25478 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25479 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25480 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25481 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25483 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25485 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25487 2007-01-08 Richard Guenther <rguenther@suse.de>
25489 * tree.h (force_fit_type_double): Export.
25490 (force_fit_type): Remove.
25491 * fold-const.c (force_fit_type_double): New function.
25492 (force_fit_type): Remove.
25493 (int_const_binop): Use it.
25494 (fold_convert_const_int_from_int): Likewise.
25495 (fold_convert_const_int_from_real): Likewise.
25496 (fold_div_compare): Likewise.
25497 (fold_sign_changed_comparison): Likewise.
25498 (fold_unary): Likewise.
25499 (fold_negate_const): Likewise.
25500 (fold_abs_const): Likewise.
25501 (fold_not_const): Likewise.
25502 * c-common.c (shorten_compare): Use force_fit_type_double.
25503 * convert.c (convert_to_pointer): Likewise.
25505 2007-01-08 Richard Guenther <rguenther@suse.de>
25507 * tree.h (build_int_cst_wide_type): Export.
25508 * tree.c (build_int_cst_wide_type): New function.
25509 (build_int_cst_wide): Fix comment.
25510 * builtins.c (fold_builtin_object_size): Use build_int_cst
25511 to build -1 or 0 of the correct type. Use fit_double_type
25512 to check for overflow.
25513 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25515 (decode_field_reference): Likewise.
25516 (all_ones_mask_p): Likewise.
25517 (native_interpret_int): Use build_int_cst_wide_type.
25518 (fold_binary): Use build_int_cst_type to build an all-ones
25520 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25522 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25524 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25526 2007-01-09 Ben Elliston <bje@au.ibm.com>
25528 * genautomata.c (STATS_OPTION): New option.
25529 (stats_flag): New flag.
25530 (gen_automata_option): Handle it.
25531 (initiate_automaton_gen): Ditto.
25532 (write_automata): Output statistics only if stats_flag is
25533 set. Likewise, output time statistics only if time_flag is set.
25534 * doc/md.texi (Processor pipeline description): Document new flag.
25536 2007-01-08 Richard Guenther <rguenther@suse.de>
25538 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25539 * tree.c (build_int_cst_type): Likewise.
25540 (size_in_bytes): Don't call force_fit_type on the result.
25541 (int_fits_type_p): Use fit_double_type.
25542 * fold-const.c (fit_double_type): New function.
25543 (force_fit_type): Use it.
25544 * tree.h (fit_double_type): Export.
25546 2007-01-08 Jan Hubicka <jh@suse.cz>
25548 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25549 * ipa.c (function_and_variable_visibility): Fix return type.
25551 2007-01-08 Richard Guenther <rguenther@suse.de>
25553 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25554 of offset to build the index.
25555 * tree-pretty-print.c (dump_generic_node): Don't build negated
25556 const just for printing.
25557 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25558 * builtins.c (fold_builtin_int_roundingfn): Check if result
25559 fits the type by using force_fit_type and comparing the result.
25560 * predict.c (predict_loops): Use compare_tree_int for comparison.
25561 * tree.c (build_int_cst): Fall back to integer_type_node for
25563 (build_int_cst_wide): Assert type is non-null.
25565 2007-01-08 Roberto Costa <roberto.costa@st.com>
25567 * tree-vrp.c (extract_range_from_cond_expr): New.
25568 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25569 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25571 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25572 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25573 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25574 used as expressions.
25575 * tree-object-size.c (cond_expr_object_size): New.
25576 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25578 2007-01-08 Jan Hubicka <jh@suse.cz>
25580 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25581 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25584 2007-01-08 Richard Guenther <rguenther@suse.de>
25586 PR tree-optimization/23603
25587 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25588 (extract_range_from_binary): Fall back to truthvalue instead of
25589 varying for TRUTH_*_EXPR.
25590 (extract_range_from_comparison): Fall back to truthvalue instead of
25592 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25593 if all visited PHI values were constant.
25595 2007-01-08 Jan Hubicka <jh@suse.cz>
25597 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25598 (cgraph_analyze_function): break out from ...
25599 (cgraph_finalize_compilation_unit): ... here.
25600 (cgraph_expand_function): Remove forgoten commented out line.
25601 (cgraph_optimize): Analyze functions.
25603 2007-01-08 Jan Hubicka <jh@suse.cz>
25605 * tree-pas.h (TODO_remove_function): New flag.
25606 (TODO_update*): Renumber.
25607 (pass_ipa_increase_alignment,
25608 pass_ipa_function_and_variable_visibility): New passes.
25609 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25610 (cgraph_function_and_variable_visibility): Move to ipa.c
25611 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25612 cgraph_increase_alignment.
25613 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25614 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25615 calling tree-inline.
25616 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25617 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25618 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25619 (gate_increase_alignment): New function.
25620 (pass_ipa_increase_alignment): New pass.
25621 * ipa.c: Inline tree-pass.h and timevar.h
25622 (function_and_variable_visibility): Move here from cgraphunit.c
25623 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25624 * passes.c (init_optimization_passes): Add the two new passes.
25625 (execute_todo): Handle cgraph_remove_functions.
25627 2007-01-08 Nick Clifton <nickc@redhat.com>
25629 * config/frv/predicates.md (reg_or_0_operand): Accept
25632 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25634 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25635 * config.gcc: Add bfin*-rtems*.
25637 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25639 * c.opt: Add -flax-vector-conversions.
25640 * c-typeck.c (convert_for_assignment): Pass flag to
25641 vector_types_convertible_p to allow emission of note.
25642 (digest_init): Likewise.
25643 * c-opts.c: Handle -flax-vector-conversions.
25644 * c-common.c (flag_lax_vector_conversions): New.
25645 (vector_types_convertible_p): Unless -flax-vector conversions
25646 has been passed, disallow conversions between vectors with
25647 differing numbers of subparts and/or element types. If such
25648 a conversion is disallowed, possibly emit a note on the first
25649 occasion only to inform the user of -flax-vector-conversions.
25650 The new last argument specifies this.
25651 * c-common.h (flag_lax_vector_conversions): New.
25652 (vector_types_convertible_p): Add extra argument.
25653 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25654 char_type_node for V*QI type vectors.
25655 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25656 Update to satisfy new typechecking rules.
25657 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25658 C and C++ variants.
25659 * doc/invoke.texi (C Dialect Options): Document
25660 -flax-vector-conversions.
25662 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25664 PR tree-optimization/29877
25665 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25666 a register variable on the RHS to not be replaceable.
25668 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25669 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25670 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25671 const_simm15, const_pow2, const_npow2): Added.
25672 * config/score/misc.md (insv, extv, extzv, movmemsi,
25673 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25674 * config/score/score.c (score_address_cost, score_select_cc_mode):
25676 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25677 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25678 Update score_print_operand.
25679 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25680 Adjust register allocate order and update some macro define.
25681 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25682 mdx_block_move_straight, mdx_block_move_loop_head,
25683 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25684 mdx_block_move_loop, mdx_block_move): Added.
25685 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25686 mdp_limm): Updated and fix some bug and typo.
25687 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25688 (movsf, movdf, doloop_end): Added.
25690 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25692 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25693 config/arm/thumb2.md: Fix comment typos.
25694 * doc/extend.texi: Fix a typo.
25696 2007-01-07 Eric Christopher <echristo@apple.com>
25698 * configure.ac: Check for __stack_chk_fail for darwin.
25699 * configure: Regenerate.
25701 2007-01-07 Richard Guenther <rguenther@suse.de>
25703 * tree-vrp.c (extract_range_from_assert): CSE calls to
25704 compare_values where possible.
25705 (extract_range_from_unary_expr): Likewise.
25707 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25709 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25710 * config/avr/avr.c (call_insn_operand): Delete function.
25711 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25712 instead of register number. Use predicates.
25713 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25714 call_insn_operand): Add.
25716 2007-01-06 Jan Hubicka <jh@suse.cz>
25718 * tree-pass.h (pass_build_cgraph_edges): Declare.
25719 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25720 (visited_nodes): Remove.
25721 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25722 build_cgrpah_edges; make visited_nodes local.
25723 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25724 (record_references_in_initializer): Move to cgraphbuild.c
25725 (initialize_inline_failed, rebuild_cgraph_edges,
25726 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25727 (verify_cgraph_node): Make visited_nodes local.
25728 (cgraph_analyze_function): Do not call cgraph_create_edges and
25729 initialize_inline_failed.
25730 (cgraph_expand_function): Do not call cgraph_lower_function;
25731 assert that function is already lowered.
25732 * Makefile.in (cgraphbuild.o): New.
25733 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25734 at the end of lowering passes.
25736 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25738 * ifcvt.c (cond_move_convert_if_block): New function, code
25739 factored out from...
25740 (cond_move_process_if_block): ...here. Call the new function
25741 on the THEN and ELSE blocks.
25742 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25743 already takes care of this.
25745 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25748 * tree.h (TREE_OVERFLOW_P): New.
25749 * c-typeck.c (parser_build_unary_op): Warn only if result
25750 overflowed and operands did not.
25751 (parser_build_binary_op): Likewise.
25752 (convert_for_assignment): Remove redundant overflow_warning.
25753 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25755 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25757 * c-typeck.c (store_init_value): Split over two lines to follow
25758 the GNU coding style.
25760 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25762 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25763 __GXX_EXPERIMENTAL_CXX0X__.
25764 * doc/cpp.texi: Same.
25766 2007-01-05 Richard Guenther <rguenther@suse.de>
25768 PR middle-end/27826
25769 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25770 with mismatched types. Instead explicitly build a
25771 conversion NOP_EXPR.
25773 2007-01-05 Ian Lance Taylor <iant@google.com>
25775 * c-common.c (decl_with_nonnull_addr_p): New function.
25776 (c_common_truthvalue_conversion): Call it.
25777 * c-typeck.c (build_binary_op): Likewise.
25778 * c-common.h (decl_with_nonnull_addr_p): Declare.
25780 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25783 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25786 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25788 * doc/install.texi (Final install): Document the fact that
25789 the GNAT runtime should not be stripped.
25791 2007-01-04 Jan Hubicka <jh@suse.cz>
25793 * tree-inline.c (fold_marked_statements): Update operand caches
25794 and EH after folding
25796 2007-01-04 Ian Lance Taylor <iant@google.com>
25798 * c-common.c (check_function_nonnull): Whitespace fix.
25800 2007-01-04 Jan Hubicka <jh@suse.cz>
25802 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25803 comitted older version of patch.
25804 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25805 function, celanup cfg and collect garbage.
25807 2007-01-04 Mike Stump <mrs@apple.com>
25809 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25812 2007-01-04 Eric Christopher <echristo@apple.com>
25814 * libgcc2.c (__bswapsi2): Use SItype.
25815 (__bswapdi2): Use DItype.
25816 * libgcc2.h: Update for above.
25818 2007-01-04 Paul Brook <paul@codesourcery.com>
25820 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25821 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25822 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25823 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25824 umulsi3_highpart): Make conditional on !arm_arch6.
25825 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25826 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25827 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25828 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25829 umulsi3_highpart_v6): New insns.
25831 2007-01-04 Roger Sayle <roger@eyesopen.com>
25833 * fold-const.c (fold_convert): When casting an expression to void,
25834 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25835 have a type. Instead of attempting to build a NOP_EXPR, return
25836 these "special" trees directly.
25838 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25840 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25841 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25842 rs6000_cost->fp not 0 as adjustment for outer NEG.
25844 2007-01-04 Jan Hubicka <jh@suse.cz>
25846 * cgraph.c (cgraph_release_function_body): New function.
25847 (cgraph_remove_node): Use it.
25848 * cgraph.h (cgraph_release_function_body): Declare.
25849 * cgraphunit.c (cgraph_expand_function): Use it.
25850 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25851 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25852 is initialized and while compilation of other function is running.
25853 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25854 statement CFG annotations from here to ...
25855 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25857 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25859 * cfgloop.h (enum li_flags): Make the constants powers of two.
25861 2007-01-04 Jan Hubicka <jh@suse.cz>
25863 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25865 (fold_marked_statements): New function.
25866 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25867 * tree-inline.h (copy_body_data): Add statements_to_fold.
25869 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25871 * config.gcc: Mention libgcc/config.host.
25872 * Makefile.in: Update comments mentioning libgcc.
25873 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25874 (all.cross, start.encap, rest.encap, rest.cross): Update
25875 dependencies for libgcc move.
25876 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25877 (clean-target, clean-target-libgcc): Delete.
25878 (srcdirify, GCC_EXTRA_PARTS): New macros.
25879 (libgcc-support, libgcc.mvars): New rules.
25880 (distclean): Remove mention of mklibgcc.
25881 (install): Don't reference INSTALL_LIBGCC.
25882 (install-common): Don't reference EXTRA_PARTS.
25883 (install-libgcc, install-multilib): Delete rules.
25884 * mklibgcc.in: Delete file.
25885 * doc/configfiles.texi: Don't mention mklibgcc.
25887 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25888 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25889 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25890 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25891 (mklibgcc, ldblspecs): Likewise.
25893 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25894 (posixpre.def): Use $(T).
25895 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25896 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25897 (SHLIB_LINK): Make dummy.
25898 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25900 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25902 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25903 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25904 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25905 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25907 * configure.ac (all_outputs): Remove mklibgcc.
25908 * configure: Regenerated.
25910 2007-01-03 Josh Conner <jconner@apple.com>
25912 PR middle-end/29683
25913 * calls.c (compute_argument_addresses): Set stack and stack_slot
25914 for partial args, too.
25915 (store_one_arg): Use locate.size.constant for the size when
25916 generating a save_area.
25918 2007-01-03 Robert Kennedy <jimbob@google.com>
25920 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25921 whose definitions are deleted due to basic block merging.
25923 2007-01-03 Paul Brook <paul@codesourcery.com>
25926 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25928 (use_return_insn): Return 0 for Thumb interrupt functions.
25929 (print_multi_reg): Add rfe argument for IRQ returns.
25930 (arm_output_epilogue): Pop interrupt return address directly into PC.
25931 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25933 2007-01-03 Paul Brook <paul@codesourcery.com>
25935 Merge from sourcerygxx-4_1.
25936 * config/arm/thumb2.md: New file.
25937 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25939 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25940 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25941 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25942 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25944 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25945 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25947 * config/arm/ieee754-sf.S: Ditto.
25948 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25949 (thumb1_base_register_rtx_p): ... to this.
25950 (thumb_index_register_rtx_p): Rename...
25951 (thumb1_index_register_rtx_p): ... to this.
25952 (thumb_output_function_prologue): Rename...
25953 (thumb1_output_function_prologue): ... to this.
25954 (thumb_legitimate_address_p): Rename...
25955 (thumb1_legitimate_address_p): ... to this.
25956 (thumb_rtx_costs): Rename...
25957 (thumb1_rtx_costs): ... to this.
25958 (thumb_compute_save_reg_mask): Rename...
25959 (thumb1_compute_save_reg_mask): ... to this.
25960 (thumb_final_prescan_insn): Rename...
25961 (thumb1_final_prescan_insn): ... to this.
25962 (thumb_expand_epilogue): Rename...
25963 (thumb1_expand_epilogue): ... to this.
25964 (arm_unwind_emit_stm): Rename...
25965 (arm_unwind_emit_sequence): ... to this.
25966 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25967 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25968 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25969 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25970 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25971 thumb2_output_casesi): New functions.
25972 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25973 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25974 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25975 THUMB2_WORK_REGS): Define.
25976 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25977 arm_condexec_mask, arm_condexec_masklen)): New variables.
25978 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25979 (arm_override_options): Check new CPU capabilities.
25980 Set new architecture flag variables.
25981 (arm_isr_value): Handle v7m interrupt functions.
25982 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25984 (const_ok_for_arm): Handle Thumb-2 constants.
25985 (arm_gen_constant): Ditto. Use movw when available.
25986 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25988 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25989 (thumb_find_work_register, arm_load_pic_register,
25990 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25991 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25992 print_multi_reg, output_mov_long_double_fpa_from_arm,
25993 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25994 output_mov_double_fpa_from_arm, output_move_double,
25995 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25996 output_return_instruction, arm_output_function_prologue,
25997 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25998 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25999 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26000 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26001 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26002 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26004 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26005 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26006 (arm_file_start): Output directive for unified syntax.
26007 (arm_unwind_emit_set): Handle stack alignment instruction.
26008 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26009 Add v6t2, v7, v7a, v7r and v7m.
26010 (RETLDM): Add Thumb-2 code.
26011 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26012 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26013 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26014 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26015 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26016 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26017 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26018 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26019 ADJUST_INSN_LENGTH): Define.
26020 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26021 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26022 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26023 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26024 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26025 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26026 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26027 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26028 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26029 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26030 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26031 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26032 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26033 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26034 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26035 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26036 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26038 * config/arm/arm-tune.md: Regenerate.
26039 * config/arm/arm-protos.h: Update prototypes.
26040 * config/arm/vfp.md: Enable patterns for Thumb-2.
26041 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26042 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26043 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26044 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26045 * config/arm/libunwind.S: Add Thumb-2 code.
26046 * config/arm/constraints.md: Update include Thumb-2.
26047 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26048 * config/arm/ieee754-df.S: Ditto.
26049 * config/arm/bpabi.S: Ditto.
26050 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26051 * config/arm/predicates.md (low_register_operand,
26052 low_reg_or_int_operand, thumb_16bit_operator): New.
26053 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26054 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26055 * config/arm/t-arm-elf: Add armv7 multilib.
26056 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26058 (UNSPEC_STACK_ALIGN, ce_count): New.
26059 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26060 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26062 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26063 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26064 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26065 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26066 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26067 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26069 * doc/extend.texi: Document ARMv7-M interrupt functions.
26070 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26072 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26074 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26075 (struct _Unwind_Context): Rename args_size to flags, remove
26076 signal_frame field, add a new args_size field and version field.
26077 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26078 _Unwind_IsExtendedContext): New inline functions.
26079 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26080 Assume by_value array is only present if _Unwind_IsExtendedContext.
26081 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26082 _Unwind_IsSignalFrame.
26083 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26084 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26085 (uw_init_context_1): Initialize context->flags to
26086 EXTENDED_CONTEXT_BIT.
26087 * config/rs6000/linux-unwind.h (frob_update_context): Use
26088 _Unwind_SetSignalFrame.
26090 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26092 PR middle-end/30353
26093 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26094 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26097 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26099 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26100 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26101 RET, AT_SP): Remove.
26102 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26105 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26106 * cfgbuild.c (find_basic_blocks): Likewise.
26107 * cfgrtl.c (rtl_create_basic_block): Likewise.
26108 * function.c (temp_slots_at_level): Likewise.
26109 * reg-stack.c (stack_regs_mentioned): Likewise.
26110 * regclass.c (allocate_reg_info): Likewise.
26111 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26112 set_bb_for_stmt, move_block_to_fn): Likewise.
26113 * tree-complex.c (tree_lower_complex): Likewise.
26114 * vec.h (VEC_safe_grow_cleared): New.
26116 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26118 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26120 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26121 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26123 * cfgloopmanip.c (scale_loop_frequencies): Export.
26124 (loopify): Scale the frequencies by prescribed coefficients.
26125 (set_zero_probability): New function.
26126 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26127 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26128 and frequencies according to arguments.
26129 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26131 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26132 * modulo-sched.c (sms_schedule): Set probabilities for entering
26133 versioned loop correctly.
26134 * tree-vect-transform.c (vect_transform_loop): Ditto.
26135 * cfgloop.h (loopify, loop_version): Declaration changed.
26136 (scale_loop_frequencies): Declared.
26138 2007-01-02 Jan Hubicka <jh@suse.cz>
26140 * cgraph.c: Include tree-flow.h
26141 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26142 early_local_passes.
26143 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26144 * tree-pass.h (pass_all_early_optimizations): Declare.
26145 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26146 early_local_passes.
26147 (cgraph_analyze_function): Do early_local_passes.
26148 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26149 Do not add referenced vars.
26150 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26152 (gate_all_early_local_passes): New gate.
26153 (pass_early_local_passes): Use new gate.
26154 (execute_early_local_optimizations): New functions.
26155 (gate_all_early_optimizations): New gate.
26156 (pass_all_early_optimizations): New pass.
26157 (execute_free_datastructures): Free SSA only when initialized.
26158 (gate_init_datastructures): Init only when optimizing.
26159 (tree_lowering_passes): Do early local passes when called late.
26160 * tree-profile.c (do_tree_profiling): Don't profile functions added
26162 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26163 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26165 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26166 during early_local_passes.
26167 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26170 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26172 * Makefile.in: Update copyright year.
26174 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26176 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26177 in $(lang_checks) and check-consistency targets.
26179 2007-01-02 Jan Hubicka <jh@suse.cz>
26181 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26182 Do not add referenced vars.
26183 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26185 * passes.c (init_optimization_passes): Put mudflap_2 after
26186 free_datastructures.
26188 2007-01-02 Jan Hubicka <jh@suse.cz>
26190 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26191 Set NOTHROW flag on call statements proved to be nothrow.
26192 Update statement of local calls so new pure/const functions are
26193 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26195 (tree_rest_of_compilation): Register hooks and initialize bitmap
26196 early. Do not set after_inlining flag.
26198 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26200 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26201 HOST_BITS_PER_LONGLONG
26203 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26206 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26207 warning for non-static initializers.
26209 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26211 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26212 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26213 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26214 Always use set_unique_reg_note to add REG_EQUAL notes.
26216 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26219 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26221 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26222 * cfgbuild.c (find_basic_blocks): Likewise.
26223 * cfgrtl.c (rtl_create_basic_block): Likewise.
26224 * function.c (temp_slots_at_level): Likewise.
26225 * reg-stack.c (stack_regs_mentioned): Likewise.
26226 * regclass.c (allocate_reg_info): Likewise.
26227 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26228 set_bb_for_stmt, move_block_to_fn): Likewise.
26229 * tree-complex.c (tree_lower_complex): Likewise.
26230 * vec.h (VEC_safe_grow_cleared): New.
26232 2007-01-02 Ian Lance Taylor <iant@google.com>
26234 * c-common.c (c_common_truthvalue_conversion): When warning about
26235 using an assignment as a truth value, set TREE_NO_WARNING.
26237 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26240 * c.opt (Wold-style-declaration): New.
26241 * doc/invoke.texi (C-only Warning Options): New.
26242 (Wold-style-declaration): Document it.
26243 (Wextra): Enabled by -Wextra.
26244 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26245 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26246 -Wold-style-declaration.
26248 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26250 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26251 * cfgbuild.c (find_basic_blocks): Likewise.
26252 * cfgrtl.c (rtl_create_basic_block): Likewise.
26253 * function.c (temp_slots_at_level): Likewise.
26254 * reg-stack.c (stack_regs_mentioned): Likewise.
26255 * regclass.c (allocate_reg_info): Likewise.
26256 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26257 set_bb_for_stmt, move_block_to_fn): Likewise.
26258 * tree-complex.c (tree_lower_complex): Likewise.
26259 * vec.h (VEC_safe_grow_cleared): New.
26261 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26263 * c-common.c (c_common_nodes_and_builtins): Since variants of
26264 void_type_node get built before it is given a name, we need to
26265 give those variants the name, too.
26266 (complete_array_type): We need to work with the canonical main
26267 type of the array, from which we will build the qualified version.
26268 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26269 * print-tree.c (print_node): Display canonical type information
26271 * stor-layout.c (layout_type): When we don't know the
26272 alignment of a type for which we're building an array, we end up
26273 guessing wrong, so make the type require structural equality.
26274 * tree.c (make_node_stat): When we build a new type, it is its
26275 own canonical type.
26276 (build_type_attribute_qual_variant): When building an attribute
26277 variant, its canonical type is the non-attribute variant. However,
26278 if the attributes are target-dependent and they differ, we need to
26279 use structural equality checks for this type.
26280 (build_qualified_type): A qualified type is not equivalent to its
26281 unqualified variant; set the canonical type appropriately.
26282 (build_distinct_type_copy): When building a distinct type from
26283 another type, the new type is its own canonical type.
26284 (build_variant_type_copy): When building a new type variant, we
26285 assume that it is equivalent to the original type.
26286 (build_pointer_type_for_mode): When building a pointer type, also
26287 build a canonical type pointer.
26288 (build_reference_type_for_mode): When building a reference type,
26289 also build a canonical type reference.
26290 (build_index_type): When we can't hash an index type (e.g.,
26291 because its maximum value is negative), the index type requires
26292 structural equality tests.
26293 (build_array_type): Build the canonical form of an array type.
26294 (build_function_type): Function types require structural equality,
26295 because they contain default arguments, attributes, etc.
26296 (build_method_type_directly): Ditto for method types.
26297 (build_offset_type): Build the canonical offset type.
26298 (build_complex_type): Build the canonical vector type.
26299 (make_vector_type): Build the canonical vector type.
26300 * tree.h (TYPE_CANONICAL): New.
26301 (TYPE_STRUCTURAL_EQUALITY_P): New.
26302 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26303 (struct tree_type): Added "canonical" field.
26304 * params.h (VERIFY_CANONICAL_TYPES): New.
26305 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26306 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26307 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26308 * doc/invoke.texi (verify-canonical-types): Document --param
26309 parameter for verifying canonical types.
26311 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26313 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26314 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26315 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26316 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26318 * config/rs6000/e500.h: New.
26319 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26320 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26322 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26323 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26324 TARGET_E500_DOUBLE): Remove.
26325 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26326 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26327 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26328 * config/rs6000/rs6000.c (rs6000_override_options): Use
26329 CHECK_E500_OPTIONS.
26331 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26333 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26334 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26335 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26336 rs6000_emit_cmove): Don't check TARGET_E500.
26337 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26338 sordered): Don't check TARGET_E500.
26340 2007-01-01 Eric Christopher <echristo@apple.com>
26342 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26343 HARD_REGISTER_NUM_P.
26345 2007-01-01 Roger Sayle <roger@eyesopen.com>
26347 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26348 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26349 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26352 2007-01-01 Mike Stump <mrs@apple.com>
26354 * configure.ac: Remove support for building with Apple's gcc-3.1.
26356 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26358 PR middle-end/30311
26359 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26360 REG is a hard register. Do not modify REG before calling
26362 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26363 multiple of the size of YMODE for certain lowpart cases.
26365 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26367 PR middle-end/30253
26368 * gimplify (voidify_wrapper_expr): Update for
26369 GIMPLE_MODIFY_STMT.
26371 2007-01-01 Andreas Schwab <schwab@suse.de>
26374 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26375 save of BR0 in extra_spill_size instead of spill_size.
26376 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26378 (ia64_expand_epilogue): Restore BR0 from its new location.
26380 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26382 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26383 Use a temporary variable if the left hand side is not a gimple
26386 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26388 * gimplify.c (gimplify_return_expr): Make the temporary variable
26389 for the return expression, a gimple register variable.
26391 2007-01-01 Jan Hubicka <jh@suse.cz>
26393 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26396 2007-01-01 Mike Stump <mrs@apple.com>
26398 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26400 * config/darwin.c (machopic_select_rtx_section): Use
26401 HAVE_GAS_LITERAL16.
26402 (darwin_mergeable_constant_section): Likewise.
26403 * configure: Regenerate.
26404 * config.in: Regenerate.
26406 2007-01-01 Jan Hubicka <jh@suse.cz>
26407 Andrew Pinski <pinskia@gmail.com>
26409 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26410 before starting IPA passes.