1 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6 (override_options): Set mips_base_move_loop_invariants.
8 2007-09-07 Richard Sandiford <richard@codesourcery.com>
10 * config/mips/mips.opt (mcode-readable=): Move to keep list
13 2007-09-07 Richard Sandiford <richard@codesourcery.com>
15 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
16 and -mgpopt options. Adjust the -G documentation to match.
17 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
18 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
19 function, split out from mips_classify_symbol. Return false for
21 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
22 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
23 (override_options): Check whether the -mgpopt setting is consistent
25 (symbolic_expression_p): Delete.
26 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
27 and default_elf_select_rtx_section.
28 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
29 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
30 external data and TARGET_EXTERN_SDATA.
32 2007-09-07 Tobias Burnus <burnus@net-b.de>
35 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
37 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
39 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
40 FOR_BB_INSNS_SAFE instead of for loop.
41 * cse.c (cse_extended_basic_block): Likewise.
42 * postreload.c (reload_cse_regs_1): New variable next. Make sure
43 that the for loop does not invoke NEXT_INSN on a deleted insn.
44 * function.c (instantiate_virtual_regs): Likewise.
45 * lower-subreg.c (remove_retval_note): Likewise.
46 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
48 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
50 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
52 (try_redirect_by_replacing_jump): New variable jump_p. Call
53 tablejump_p before delete_insn_chain.
54 * reload1.c (reload): New variable next. Make sure that the for
55 loop does not invoke NEXT_INSN on a deleted insn.
56 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
57 (delete_output_reload): New variable prev. Make sure the the for
58 loops do not invoke PREV_INSN on a deleted insn.
60 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
62 * cgraphbuild.c (rebuild_cgraph_edges): Export.
63 * cgraph.h (rebuild_cgraph_edges): Declare.
64 * tree-pass.h (pass_expand_omp_ssa): New.
65 * omp-low.c (find_omp_clause): Export.
66 (copy_var_decl): Split from omp_copy_decl_2.
67 (build_omp_barrier): Return the call to emit instead of emitting
69 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
71 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
72 expand_omp_for_generic, expand_omp_for_static_nochunk,
73 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
74 Adapted to work on SSA form.
75 (execute_expand_omp): Do not invalidate dominance information.
76 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
77 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
78 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
80 (force_gimple_operand): Allow gimplifying code expressions without
82 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
83 * common.opt (fopenmp-ssa): New.
84 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
85 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
86 * tree-cfg.c: Include tree-inline.h.
87 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
88 (replace_by_duplicate_decl, replace_ssa_name,
89 mark_virtual_ops_in_region): New functions.
90 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
92 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
93 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
96 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
98 * tree-loop-linear.c: Include obstack.h.
99 (linear_transform_loops): New obstack lambda_obstack.
100 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
101 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
103 * lambda.h (struct obstack): New forward declaration.
104 (lambda_linear_expression_new): New parameter of type struct
106 (lambda_loopnest_new): Likewise.
107 (lambda_loopnest_transform): Likewise.
108 (lambda_body_vector_new): Likewise.
109 (lambda_body_vector_compute_new): Likewise.
110 (gcc_loopnest_to_lambda_loopnest): Likewise.
111 (lambda_loopnest_to_gcc_loopnest): Likewise.
112 * lambda-code.c: Include obstack.h.
113 (lambda_lattice_new): New parameter lambda_obstack. Use it for
115 (lambda_body_vector_new): Likewise.
116 (lambda_linear_expression_new): Likewise.
117 (lambda_lattice_new): Likewise.
118 (lambda_loopnest_new): Likewise. Additionally use obstack to
119 allocate LN_LOOPS(ret).
120 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
121 it to lambda_lattice_new.
122 (lambda_body_vector_compute_new): New parameter lambda_obstack.
123 Pass it to lambda_body_vector_new.
124 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
125 it to lambda_lattice_new.
126 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
127 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
128 (lambda_compute_target_space): Likewise.
129 (lambda_compute_auxillary_space): New parameter lambda_obstack.
130 Pass it to lambda_lattice_compute_base and
131 compute_nest_using_fourieer_motzkin.
132 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
133 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
134 and lambda_lattice_compute_target_space.
135 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
136 Pass it to lambda_linear_expression_new.
137 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
138 to gcc_tree_to_linear_expression.
139 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
140 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
141 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
142 Pass it to lambda_body_vector_new and
143 lambda_body_vector_compute_new.
144 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
145 (lambda-code.o): Likewise.
147 2007-09-06 Chao-ying Fu <fu@mips.com>
149 * ginclude/stdfix.h: New file.
150 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
151 (convert.o): Add dependence on fixed-value.h.
152 * c-convert.c (convert): Support FIXED_POINT_TYPE.
153 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
154 to define fixed-point constants.
155 (c_cpp_builtins): Define fixed-point constants.
156 * convert.c (fixed-value.h): New include.
157 (convert_to_real): Update comment to include fixed-point.
158 Support FIXED_POINT_TYPE.
159 (convert_to_integer): Update comment to include fixed-point.
160 Support FIXED_POINT_TYPE.
161 (convert_to_complex): Support FIXED_POINT_TYPE.
162 (convert_to_fixed): New function.
163 * convert.h (convert_to_fixed): Declare.
164 * genopinit.c: Add comment about $Q for only fixed-point modes.
165 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
166 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
167 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
168 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
169 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
170 usneg_optab for fixed-point modes.
171 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
173 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
174 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
175 unsigned saturation optabs, when type is saturating.
176 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
177 (expand_fixed_convert): New function.
178 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
179 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
180 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
181 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
182 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
183 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
185 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
186 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
187 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
188 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
189 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
191 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
192 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
193 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
194 fractuns, satfractuns.
195 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
196 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
197 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
198 OTI_ssmsub_widen, OTI_usmsub_widen.
199 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
200 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
201 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
202 umsub_widen_optab, usmsub_widen_optab): Define.
203 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
205 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
207 (expand_fixed_convert): Declare.
208 * expr.c (convert_move): Support the move of fixed-point modes.
209 (emit_move_insn_1): Handle fixed-point mode to move via integer.
210 (categorize_ctor_elements_1): Handle FIXED_CST.
211 (count_type_elements): Handle FIXED_POINT_TYPE.
212 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
213 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
215 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
216 multiply and add/subtract for fixed-point types.
217 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
218 mode, we jump to binop directly.
219 Support FIXED_CONVERT_EXPR.
220 (do_store_flag): Check FIXED_CST to put a constant second.
221 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
222 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
223 (const_vector_from_tree): Support FIXED_CST.
224 * doc/extend.texi (Fixed-Point): New node.
225 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
226 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
227 satfract, fractuns, satfractuns): Document them.
229 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
231 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
232 addresses into I registers.
234 2007-09-06 Jan Hubicka <jh@suse.cz>
235 Andreas Tobler <a.tobler@schweiz.org>
237 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
239 (machopic_legitimize_pic_address): Likewise.
241 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
242 Jan Hubicka <jh@suse.cz>
244 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
245 instead of ufloat_optab->handlers directly.
246 (floatdidf2): Likewise.
248 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
250 * config/mips/mips.c: Include diagnostic.h.
251 (mips_set_current_function): Check errorcount and sorrycount
252 before generating RTL.
254 2007-09-06 Richard Sandiford <richard@codesourcery.com>
257 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
258 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
259 (print_operand_reloc): Likewise.
261 2007-09-06 Janis Johnson <janis187@us.ibm.com>
265 2007-09-06 Jan Hubicka <jh@suse.cz>
267 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
270 2007-09-06 Richard Sandiford <richard@codesourcery.com>
272 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
273 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
275 2007-09-05 Janis Johnson <janis187@us.ibm.com>
277 * optabs.c (expand_float): Convert unsigned integer as signed only
278 if it provides sufficient accuracy; add mode argument to real_2expN.
279 (expand_fix): Fix comment typos; extend binary float into mode
280 wider than destination for converion to unsigned integer; add mode
281 argument to real_2expN.
282 * real.c (real_2expN): Add mode argument to special-case decimal
284 * real.h (real_2expN): Ditto.
285 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
287 (fixed_from_string): Ditto.
288 (fixed_to_decimal): Ditto.
289 (fixed_convert_from_real): Ditto.
290 (real_convert_from_fixed): Ditto.
291 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
292 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
293 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
294 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
296 2007-09-06 Tom Tromey <tromey@redhat.com>
298 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
299 * c-pch.c (c_common_read_pch): Restore current location after
301 * tree.c (expand_location): Update.
302 (expr_filename): Changed return type. Unified the two cases.
303 (expr_lineno): Likewise.
304 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
306 * toplev.c (line_table): Changed type.
307 (general_init): Update.
308 (realloc_for_line_map): New function.
309 (general_init): Allocate line_table using GC.
310 * fix-header.c (line_table): Changed type.
311 (read_scan_file): Update.
312 (read_scan_file): Update.
313 * c-ppoutput.c (maybe_print_line): Update.
314 (print_line): Update.
315 (cb_line_change): Update.
317 (pp_file_change): Update.
318 * c-opts.c (c_common_init_options): Update.
319 (finish_options): Update.
320 (push_command_line_include): Update.
321 * c-lex.c (cb_line_change): Update.
322 (cb_def_pragma): Update.
325 (c_lex_with_flags): Use cpp_get_token_with_location.
326 * input.h (line_table): Changed type.
327 (location_from_locus): New macro.
328 * tree.h (EXPR_FILENAME): No longer an lvalue.
329 (EXPR_LINENO): Likewise.
330 (expr_locus, set_expr_locus): Declare separately for
332 (expr_filename, expr_lineno): Changed return type.
333 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
334 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
335 (expand_gimple_basic_block): Likewise.
336 * final.c (final_scan_insn): Use expanded_location.
338 2007-09-06 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/32586
341 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
342 folding if nothing changed.
343 (simplify_unary_expression): New function. Do tree combining
344 on conversion like codes.
345 (try_to_simplify): Call it.
346 * builtins.c (fold_builtin_cexp): Fold the built expressions.
347 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
349 2007-09-06 Jan Hubicka <jh@suse.cz>
352 * cse.c (fold_rtx): Avoid invalid sharing.
354 2007-09-06 Richard Sandiford <richard@codesourcery.com>
356 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
357 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
359 2007-09-06 Revital Eres <eres@il.ibm.com>
361 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
362 Fix offsettable memory reference for 750CL.
364 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
366 * reload.c (find_reloads_address_1): Try to preserve original
367 base/index regclass of operands.
368 * regrename.c (scan_rtx_address): Likewise.
369 (replace_oldest_value_addr): Likewise.
371 2007-09-06 Richard Guenther <rguenther@suse.de>
373 PR tree-optimization/33302
374 * domwalk.c (walk_dominator_tree): The exit block is
375 interesting even if it is not reachable.
377 2007-09-06 Richard Sandiford <richard@codesourcery.com>
380 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
382 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
384 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
387 2007-09-05 Ian Lance Taylor <iant@google.com>
389 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
391 (dump_generic_node): Likewise.
392 * print-rtl.c (print_decl_name): Likewise.
393 * print-tree.c (print_node_brief): Likewise.
394 (print_node): Likewise.
395 * Makefile.in (RTL_BASE_H): Add alias.h.
398 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
400 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
402 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
403 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
405 2007-09-06 Jie Zhang <jie.zhang@analog.com>
407 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
408 (tm_defines): Define UCLIBC_DEFAULT to 1.
409 (extra_options): Add linux.opt.
410 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
411 (CRT_CALL_STATIC_FUNCTION): Likewise.
412 (NO_IMPLICIT_EXTERN_C): Likewise.
413 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
414 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
415 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
416 (ENDFILE_SPEC): Don't define.
417 (LIB_SPEC): Likewise.
418 (CRT_CALL_STATIC_FUNCTION): Likewise.
419 (NO_IMPLICIT_EXTERN_C): Likewise.
420 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
421 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
423 2007-09-06 Jan Hubicka <jh@suse.cz>
425 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
428 2007-09-06 Jan Hubicka <jh@suse.cz>
430 * opts.c (common_handle_option): Enable inlining functions for
433 2007-09-06 Jakub Jelinek <jakub@redhat.com>
435 * builtin-attrs.def (ATTR_NONNULL_3): New.
436 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
437 ATTR_NOTHROW_NONNULL_##FA.
438 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
439 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
440 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
441 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
442 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
443 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
444 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
446 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
447 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
448 ATTR_FORMAT_NOTHROW_3_4): Remove.
449 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
450 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
451 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
452 instead of ATTR_FORMAT_*_*.
454 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
456 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
457 parts re-used for REG_FRAME_RELATED_EXPR.
459 2007-09-05 Janis Johnson <janis187@us.ibm.com>
461 * optabs.c (expand_float): Convert unsigned integer as signed only
462 if it provides sufficient accuracy; add mode argument to real_2expN.
463 (expand_fix): Fix comment typos; extend binary float into mode
464 wider than destination for converion to unsigned integer; add mode
465 argument to real_2expN.
466 * real.c (real_2expN): Add mode argument to special-case decimal
468 * real.h (real_2expN): Ditto.
469 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
471 (fixed_from_string): Ditto.
472 (fixed_to_decimal): Ditto.
473 (fixed_convert_from_real): Ditto.
474 (real_convert_from_fixed): Ditto.
475 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
476 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
477 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
478 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
480 2007-09-05 Ian Lance Taylor <iant@google.com>
482 * init-regs.c (initialize_uninitialized_regs): Call
483 emit_insn_before rather than add_insn_before.
485 2007-09-05 Jakub Jelinek <jakub@redhat.com>
487 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
488 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
489 * tree-inline.h (copy_body_data): Add call_expr field.
490 * tree-inline.c (expand_call_inline): Initialize call_expr.
491 (copy_bb): Append anonymous inline fn arguments to arguments
492 when inlining a CALL_EXPR_VA_ARG_PACK call.
493 * builtins.c (expand_builtin): Issue an error if
494 BUILT_IN_VA_ARG_PACK is seen during expand.
495 (fold_call_expr, fold_builtin_call_array): Don't fold
496 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
497 __builtin_va_arg_pack () call as last argument.
498 * gimplify.c (gimplify_call_expr): If last argument to a vararg
499 function is __builtin_va_arg_pack (), decrease number of call
500 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
501 * expr.c (expand_expr_real_1): Issue an error if
502 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
503 * tree-pretty-print.c (dump_generic_node): Handle printing
504 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
505 * doc/extend.texi (__builtin_va_arg_pack): Document.
507 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
509 PR tree-optimization/21513
510 * builtins.c (build_builtin_expect_predicate): New function.
511 (fold_builtin_expect): Add argument for expected value.
512 Distribute __builtin_expect over short-circuiting operations.
513 Fold nested builtin_expects.
514 (fold_builtin_2): Adjust call to fold_builtin_expect.
516 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
519 PR tree-optimization/13756
520 * doc/invoke.texi (Options That Control Optimization): Document
523 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
525 * gcc/config/i386/cpuid.h: New file.
526 * gcc/config/i386/driver-i386.c: Include cpuid.h.
527 (describe_cache): Shrink size and line strings to 100 bytes.
528 (detect_caches_amd): Return "" for unsupported max_ext_level.
529 Use __cpuid function.
530 (detect_caches_intel): Return "" for unsupported max_level.
531 Use __cpuid function.
532 (host_detect_local_cpu): Change feature flag variables to
533 unsigned int. Initialize only extended feature flag variables.
534 Use __get_cpuid_max to determine max supported cpuid level.
535 Use __cpuid function to determine supported features. Fix
536 calculation of family id. Remove is_amd and check signature
537 directly. Check for Geode signature. Handle family 4 id.
538 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
539 cpu discovery code to lower part of the function.
540 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
541 for sub-architecture.
542 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
543 [PROCESSOR_K8]: Add k8-sse3 architecture.
544 [PROCESSOR_NOCONA]: Remove.
545 [PROCESSOR_GENERIC64]: Ditto.
546 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
547 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
548 to check for SSE and FXSAVE support.
549 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
550 Add -minline-all-stringops.
551 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
554 2007-09-05 Jie Zhang <jie.zhang@analog.com>
556 * config/bfin/linux-unwind.h: New file.
557 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
558 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
560 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
562 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
563 * stmt.c: Include alloc-pool.h.
564 (struct case_node): Remove GTY marker.
565 (add_case_node): New parameter case_node_pool. Use it for
567 (expand_case): New allocation pool case_node_pool. Initialize it,
568 pass to add_case_node and free it.
570 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
571 David Ung <davidu@mips.com>
572 Nigel Stephens <nigel@mips.com>
574 Add mips16/nomips16 function attributes and -mflip-mips16 option
575 for testing mixed-mode compilation.
577 * config/mips/mips.opt (mflip-mips16): New.
579 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
580 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
582 * config/mips/mips.c (mips_base_target_flags): New.
583 (mips_base_mips16): New.
584 (mips_base_schedule_insns): New.
585 (mips_base_reorder_blocks_and_partition): New.
586 (mips_base_align_loops): New.
587 (mips_base_align_jumps): New.
588 (mips_base_align_functions): New.
589 (mips16_flipper): New.
590 (mips_attribute_table): Add "mips16" and "nomips16" entries.
591 (TARGET_SET_CURRENT_FUNCTION): Define.
592 (mips_mips16_type_p, mips_nomips16_type_p): New.
593 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
594 (mips_function_ok_for_sibcall): Make it deal with functions with
596 (mips_init_split_addresses): New, split out from override_options.
597 (mips_init_relocs): New, split out from override_options.
599 (mips_set_mips16_mode): New, split out from override_options.
600 (mips_set_current_function): New.
601 (override_options): Add sorry for unsupported mips16/pic
602 combination. Remove error for mips16/dsp combination. Save
603 base option settings.
604 (mips_file_start): Move mips16 mode setting output from here....
605 (mips_output_function_prologue): ....to here.
606 (mips_output_mi_thunk): Check for mips16 function.
607 (build_mips16_function_stub): Don't set .mips16 here.
608 (build_mips16_call_stub): Likewise.
609 (mips_expand_builtin): Error in mips16 mode.
610 (mips_use_mips16_mode_p): New.
611 (mips_encode_section_info): Check for mips16 function, and set
612 SYMBOL_REF_FLAGS accordingly.
614 * doc/extend.texi (Function Attributes): Document new
615 mips16/nomips16 attributes.
616 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
617 (MIPS Options): Document -mflip-mips16.
619 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
621 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
622 if we encounter TLS address in MIPS16 mode.
623 (mips_legitimize_const_move): Check cannot_force_const_mem for
624 the (const (plus symbol offset)) case; this forces invalid TLS
625 address in MIPS16 mode to be caught by the above call to sorry.
626 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
627 because that now enables emutls, which is not ABI compatible
628 with native TLS in non-MIPS16 mode.
630 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
632 Add target hook invoked when cfun changes.
634 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
635 * target.h (struct gcc_target): Add set_current_function.
636 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
637 (TARGET_INITIALIZER): Add initializer for set_current_function.
638 * tree.h (push_struct_function): New.
639 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
642 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
644 (push_function_context_to): Use allocate_struct_function
645 to create null context, not init_dummy_function_start. Use set_cfun.
646 (pop_function_context_from): Use set_cfun.
647 (in_dummy_function): New.
648 (invoke_set_current_function_hook): New.
650 (push_cfun, pop_cfun): Use set_cfun.
651 (push_struct_function): New.
652 (allocate_struct_function): Call invoke_set_current_function_hook
654 (prepare_function_start): Don't set cfun here. Remove unused
655 argument; fix all callers.
656 (init_dummy_function_start): Fiddle with in_dummy_function. Call
657 push_struct_function.
658 (init_function_start): Set cfun here.
659 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
660 * omp-low.c (create_omp_child_function): Use push_struct_function
661 and pop_cfun to save/restore state.
662 (expand_omp_parallel): Remove unused saved_cfun variable.
663 * cgraphunit.c (ipa_passes): Use set_cfun.
664 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
665 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
666 * matrix-reorg.c (transform_allocation_sites): Likewise.
667 (matrix_reorg): Use set_cfun.
668 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
669 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
670 assignment to cfun; use set_cfun for the other.
671 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
672 (dump_function_to_file): Use push_cfun/pop_cfun here.
673 * c-decl.c (finish_function): Use set_cfun.
675 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
677 * regrename.c (rerename_optimize): Use deferred rescanning and
678 insert explicit calls to rescan insns when changed.
680 2007-09-05 Jan Hubicka <jh@suse.cz>
682 * optabs.c (libfunc_entry): Change optab to integer.
683 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
684 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
685 of pointers for hashing.
687 2007-09-05 Jan Hubicka <jh@suse.cz>
689 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
691 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
692 * see.c (pass_see): Likewise.
693 * tracer.c (pass_tracer): Likewise.
694 * postreload-gcse.c (pass_gcse2): Likewise.
695 * postreload.c (pass_postreload_cse): Likewise.
696 * mode-switching.c (pass_mode_switching): Likewise.
697 * modulo-sched.c (pass_sms): Likewise.
698 * cse.c (cse_insn): Likewise.
699 * web.c (pass_web): Likweise.
700 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
701 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
702 * loop-init.c (pass_rtl_loop_init): Likewise.
703 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
704 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
705 * global.c (pass_global_alloc): Likewise.
706 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
707 pass_if_after_reload): Likewise.
708 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
709 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
710 * regmove.c (pass_regmove): Likewise.
711 * function.c (pass_thread_prologugues_epilogues): Likewise.
712 * gcse.c (pass_gcse): Likewise.
713 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
714 * lower-subreg.c (pass_lower_subreg2): Likewise.
715 * bt-load.c (pass_branch_target_load): Likewise.
716 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
717 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
718 * combine.c (pass_combine): Likewise.
719 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
720 (pass_partition_blocks): Likewise.
721 * var-tracking.c (pass_variable_track): Likewise.
722 * reg-stack.c (pass_stack_regs_run): Likewise.
723 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
724 * passes.c (pass_postreload): Likewise.
725 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
726 * tree-pass.h (TODO_verify_rtl_sharing): New.
727 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
728 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
729 TODO_set_props, TODO_df_finish, TODO_df_verify,
730 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
732 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
734 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
735 fold_real_zero_addition_p, reorder_operands_p,
736 div_if_zero_remainder, fold_undefer_overflow_warnings,
737 int_binop_types_match_p, fold_convert_const_int_from_int,
738 fold_convert_const_int_from_real,
739 fold_convert_const_int_from_fixed,
740 fold_convert_const_real_from_real,
741 fold_convert_const_real_from_fixed,
742 fold_convert_const_fixed_from_fixed,
743 fold_convert_const_fixed_from_int,
744 fold_convert_const_fixed_from_real, maybe_lvalue_p,
745 fold_checksum_tree, fold_check_failed, print_fold_checksum,
746 debug_fold_checksum, multiple_of_p): Constify.
747 * tree-flow-inline.h (get_lineno): Likewise.
748 * tree-flow.h (get_lineno): Likewise.
749 * tree-object-size.c (compute_object_offset, addr_object_size,
750 alloc_object_size, pass_through_call): Likewise.
751 * tree-pretty-print.c (op_symbol, print_call_name,
752 print_struct_decl, do_niy): Likewise.
753 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
754 debug_fold_checksum): Likewise.
756 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
759 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
760 note, remove the associated REG_RETVAL note.
762 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
764 * config.gcc (powerpc*-*-*): Install
765 spu2vmx.h, vec_types.h, and si2vmx.h headers.
766 * config/rs6000/spu2vmx.h: New header.
767 * config/rs6000/si2vmx.h: New header.
768 * config/rs6000/vec_types.h: New header.
770 2007-09-05 Ben Elliston <bje@au.ibm.com>
772 * varasm.c (initializer_constant_valid_p): Fix comment typo.
774 2007-09-05 Ben Elliston <bje@au.ibm.com>
776 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
778 (__stdcx): Make asm volatile.
779 (__stwcx, __stdcx): Return only 0 or 1.
781 2007-09-05 Jan Hubicka <jh@suse.cz>
785 2007-09-04 Jan Hubicka <jh@suse.cz>
786 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
788 2007-09-04 Richard Guenther <rguenther@suse.de>
789 * tree-ssa-operands.c (add_virtual_operand): Only mark
790 stores as has_volatile_ops if alias information is not available.
792 2007-09-05 Jakub Jelinek <jakub@redhat.com>
794 * config/rs6000/tramp.asm: Include config.h.
795 Check __PIC__ or __pic__ macro instead of SHARED.
797 PR rtl-optimization/32300
798 * see.c (see_copy_insn): New function.
799 (see_def_extension_not_merged, see_merge_one_use_extension,
800 see_merge_one_def_extension): Use it. Avoid changing
801 PREV_INSN/NEXT_INSN chains directly, insted emit insns
802 into sequences. Call df_insn_delete on temporary insns
803 that won't be emitted into the insn stream.
804 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
805 and run df_process_deferred_rescans () before run_fast_dce.
807 PR tree-optimization/33017
808 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
809 recurse for pure or const function calls.
811 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
813 * c-format.c: Include alloc-pool.h.
814 (check_format_info_main): New argument fwt_alloc. Use allocation
815 pool instead of GC. Remove GC deallocation code.
816 (check_format_arg): Create allocation pool, pass it to
817 check_format_info_main and free it afterwards.
818 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
820 2007-09-05 Ben Elliston <bje@au.ibm.com>
822 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
823 Rename count macro arugment for clarity.
824 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
825 (__protected_stream_set): Likewise, pass 0.
827 2007-09-04 Jan Hubicka <jh@suse.cz>
829 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
831 2007-09-04 Jan Hubicka <jh@suse.cz>
833 * invoke.texi (-finline-small-functions): Document.
834 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
835 when deciding what is inlinable.
836 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
837 (cgraph_decide_inlining_of_small_function): Handle new flags.
838 (cgraph_decide_inlining_incrementally): Likewise.
839 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
840 * common.opt (finline-small-functions): New.
841 * Makefile.in (build/gengtype.o-warn): Work around PR29478
843 2007-09-04 Richard Guenther <rguenther@suse.de>
845 * tree-ssa-operands.c (add_virtual_operand): Only mark
846 stores as has_volatile_ops if alias information is not available.
848 2007-09-04 Andrew Haley <aph@redhat.com>
850 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
852 2007-09-04 Andrew Haley <aph@redhat.com>
854 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
855 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
856 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
858 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
861 * common.opt: Mention ABI version 2 in comment.
863 2007-09-04 Jan Hubicka <jh@suse.cz>
865 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
866 (libfunc_entry): New structure.
867 (libfunc_hash): New hashtable.
868 (hash_libfunc): New function.
869 (eq_libfunc): New function.
870 (convert_optab_libfunc): New function.
871 (optab_libfunc): New function.
872 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
873 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
874 expand_float, expand_fix, new_optab, new_convert_optab):
875 Update for new libfunc API.
876 (init_libfunc, init_integral_libfuncs,
877 init_floating_libfuncs, init_interclass_conv_libfuncs
878 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
879 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
880 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
881 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
882 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
883 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
884 gen_extend_conv_libfunc): New.
885 (init_one_libfunc): Revamp for hashtables.
886 (set_conv_libfunc): Likewise.
887 (init_optabs): Initialize hashtable; use lazy initialization where
889 * optabs.h (optab_handlers): Move out of GGC.
890 (optab, convert_optab): Move out of GGC; add lazy gen info.
891 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
892 (optab_libfunc, convert_optab_libfunc): New.
893 * builtins.c (expand_builtin_powi): Update for new API.
894 * expr.c (convert_move): Likewise.
895 * expmed.c (expand_divmod): Likewise.
897 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
899 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
900 GOT pointer only if there is a constant pool. Use the allocated space
903 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
905 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
908 2007-09-04 Revital Eres <eres@il.ibm.com>
909 Richard Guenther <rguenther@suse.de>
910 R. Clint Whaley <whaley@cs.utsa.edu>
912 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
914 * tree-tailcall.c (process_assignment): Use -fassociative-math
915 when reodering operands of floating-point type.
916 * fold-const.c (fold_comparison, fold_binary): Use
917 -fassociative-math and -freciprocal-math instead of
918 -funsafe-math-optimization flag.
919 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
920 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
921 -freciprocal-math instead of -funsafe-math-optimizations.
922 * opts.c (set_fast_math_flags): Set -freciprocal-math and
923 -fassociative-math when -ffast-math is set.
924 (set_unsafe_math_optimizations_flags): New Function
925 to set -freciprocal-math and -fassociative-math when
926 -funsafe-math-optimizations is set.
927 (common_handle_option): Call it.
928 * tree-vectorizer.c (vect_is_simple_reduction): Use
929 -fassociative-math when doing reduction on floats.
930 * loop-unroll.c (analyze_insn_to_expand_var): Use
931 -fassociative-math when expanding an accumulator of type float.
932 * simplify-rtx.c (simplify_binary_operation_1): Use
933 -fassociative-math and -freciprocal-math when reordeing operands
934 of floating-point type.
935 * combine.c (combine_simplify_rtx): Likewise.
936 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
938 * common.opt (-fassociative-math, -freciprocal-math): New flags.
940 2007-09-04 Paolo Carlini <pcarlini@suse.de>
943 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
945 2007-09-04 Jan Hubicka <jh@suse.cz>
947 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
949 2007-09-04 Jan Hubicka <jh@suse.cz>
951 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
952 and corresponding MATCH_DUP.
954 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
957 * combine.c (subst): Do not try to simplify X if it represents load
958 of FP constant from the constant pool via float extension.
960 2007-09-04 Ben Elliston <bje@au.ibm.com>
962 * c-opts.c: Include "tm_p.h".
963 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
965 2007-09-04 Richard Guenther <rguenther@suse.de>
967 PR tree-optimization/33291
968 * tree-pretty-print.c (dump_generic_node): Dump all
969 qualifiers for pointer types, not only first. Dump
970 qualifiers for aggregate types as well.
971 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
972 use the canonical type for building ARRAY_REFs.
973 * gimplify.c (canonicalize_addr_expr): Clean up. The
974 correct validness check is compatibility of the pointer
975 types. Always use the canonical type for building
976 ARRAY_REFs and ADDR_EXPRs.
977 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
978 change that disabled propagation of ADDR_EXPRs into statements
981 2007-09-03 Zack Weinberg <zack@codesourcery.com>
983 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
984 (umulsi3_highpart): Make into expanders; existing insns are
985 now named *[insn]_nov6. Add stars to existing [insn]_v6
988 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
990 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
991 (unprotoize.o): Remove SHLIB_MULTILIB.
993 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
995 * doc/extend.texi: Document progmem attribute for AVR.
997 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1000 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1002 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1004 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1007 * optabs.c: Remove unnecessary forward declarations.
1008 (expand_unop_direct): New, broken out of expand_unop.
1009 (expand_doubleword_clz): New.
1010 (expand_ctz): Move above expand_ffs. Use
1011 start_sequence, end_sequence, add_equal_note, and
1012 expand_unop_direct. Add more commentary.
1013 (expand_ffs): Try both ctz optab and expand_ctz.
1014 Generate a test and branch if the hardware doesn't give us
1015 a useful value for input zero. Style improvements similar to
1018 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1020 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1022 * config.gcc: Delete stanza for arm-semi-aof and
1023 armel-semi-aof targets.
1024 * config/arm/arm-protos.h
1026 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1027 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1028 delete aof_pic_label and remove mention of AOF in comments.
1029 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1031 * config/arm/semiaof.h
1032 * config/arm/t-semi: Delete file.
1034 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1036 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1037 CONST_CAST_BB): New macros for type-specific casts.
1038 (CONST_CAST): Add a TYPE parameter and define it in terms of
1041 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1042 * c-lex.c (cb_ident, lex_string): Likewise,
1043 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1044 * config/i386/i386.c (ix86_function_regparm,
1045 ix86_function_sseregparm): Use CONST_CAST_TREE.
1046 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1048 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1049 give_switch, set_multilib_dir): Likewise,
1050 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1051 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1052 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1053 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1054 * prefix.c (update_path): Likewise,
1055 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1056 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1057 * tree-cfg.c (tree_can_merge_blocks_p,
1058 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1059 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1060 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1061 (attribute_list_contained): Use CONST_CAST_TREE.
1063 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1065 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1067 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1070 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1071 before forcing them into a register.
1073 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1075 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1076 rather than define_code_macro.
1078 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1080 * gcc.c (xputenv): New function.
1081 (putenv_from_prefixes): Use xputenv instead of putenv.
1082 (process_command): Use xputenv instead of putenv.
1083 (set_collect_gcc_options): Use xputenv instead of putenv.
1084 (main): Use xputenv instead of putenv.
1086 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1088 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1089 availability of swap instruction.
1090 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1092 2007-09-03 Revital Eres <eres@il.ibm.com>
1094 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1097 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1098 Ayal Zaks <zaks@il.ibm.com>
1099 Revital Eres <eres@il.ibm.com>
1101 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1102 compute_split_row): New functions.
1103 (ps_unschedule_node): Remove.
1104 (normalize_sched_times): Iterate over the already scheduled
1105 insns instead of the number of nodes.
1106 (MAX_SPLIT_NUM): New definition.
1107 (sms_schedule_by_order): Change the scheduling heuristic to
1108 avoid useless increases of initiation interval ii.
1109 (get_sched_window): Add dump printouts.
1111 2007-09-02 David Daney <ddaney@avtrex.com>
1113 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1114 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1115 (optab, insn): Add more attributes.
1116 (fetchop_bit): New code macro.
1117 (immediate_insn): New code macro attribute.
1118 (sync): Change condition to ISA_HAS_SYNC.
1119 (rdhwr): Change predicate for operand 0 to register_operand.
1120 (memory_barrier): New expand.
1121 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1122 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1123 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1124 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1125 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1126 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1127 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1128 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1129 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1131 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1132 Hans-Peter Nilsson <hp@axis.com>
1134 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1135 Defined to describe availability and behavior of CLZ.
1136 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1137 * config/cris/cris.opt: Tweak comment for "-metrax4".
1138 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1139 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1140 (count_leading_zeros): Define.
1142 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1144 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1146 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1149 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1152 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1154 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1155 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1156 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1157 sched-deps.c, sched-int.h, system.h, target.h,
1158 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1159 tree.def: Fix comment typos.
1161 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1163 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1164 (override_options): Turn on -mstrict-align on non-ColdFire
1166 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1168 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1170 * c-common.c (const_strip_array_types): Delete.
1171 * c-common.h (const_strip_array_types): Likewise.
1172 * emit-rtl.c (const_next_insn, const_previous_insn,
1173 const_next_nonnote_insn, const_prev_nonnote_insn,
1174 const_next_real_insn, const_prev_real_insn,
1175 const_next_active_insn, const_prev_active_insn, const_next_label,
1176 const_prev_label): Delete.
1177 * gimple-low.c (block_may_fallthru): Use expr_last.
1178 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1179 * rtl.h (const_previous_insn, const_next_insn,
1180 const_prev_nonnote_insn, const_next_nonnote_insn,
1181 const_prev_real_insn, const_next_real_insn,
1182 const_prev_active_insn, const_next_active_insn, const_prev_label,
1183 const_next_label): Delete.
1184 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1185 * system.h (CONST_CAST): Update comment.
1186 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1187 (const_first_stmt, const_last_stmt): Delete.
1188 (tree_block_ends_with_condjump_p): Use last_stmt.
1189 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1190 * tree-iterator.c (const_expr_first, const_expr_last,
1191 const_expr_only): Delete.
1192 * tree.c (const_lookup_attribute): Likewise.
1193 (attribute_list_contained): Use lookup_attribute.
1194 * tree.h (const_lookup_attribute, const_expr_first,
1195 const_expr_last, const_expr_only): Delete.
1197 2007-09-01 Richard Guenther <rguenther@suse.de>
1199 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1200 instead of TREE_THIS_VOLATILE.
1201 * tree-ssa-operands.c (add_virtual_operand): Do not set
1202 has_volatile_ops. Do not check s_ann for NULL.
1203 (get_indirect_ref_operands): Likewise.
1204 (get_expr_operands): Likewise. For all reference trees
1205 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1206 check base of reference for TREE_THIS_VOLATILE.
1208 2007-09-01 Richard Guenther <rguenther@suse.de>
1210 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1211 between integral types. Also allow conversions between
1214 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1216 * optabs.c (prepare_float_lib_cmp): Use
1217 libgcc_cmp_return_mode instead of word_mode.
1218 * config/dfp-bit.h: Likewise.
1219 * config/fp-bit.h: Likewise.
1220 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1222 (spu_libgcc_shift_count_mode): New function.
1223 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1224 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1226 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1228 * tree-pretty-print.c: Include output.h.
1229 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1230 HOST_WIDE_INT_PRINT_DEC.
1231 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1233 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1235 PR rtl-optimization/33224
1236 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1237 to the analysed region.
1239 2007-08-31 Richard Guenther <rguenther@suse.de>
1241 * function.c (allocate_struct_function): Do not set
1242 current_function_returns_pointer.
1243 * function.h (struct var_refs_queue): Remove.
1244 (struct simple_obstack_stack): Likewise.
1245 (struct function): Remove fixup_var_refs_queue member.
1246 Remove returns_pointer flag.
1247 (current_function_returns_pointer): Remove define.
1249 2007-08-31 Nick Clifton <nickc@redhat.com>
1251 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1252 secondary keys in order to obtain a stable sort.
1254 2007-08-31 Nick Clifton <nickc@redhat.com>
1257 * config/m32r/constraints.md: Add W constraint for integer zero.
1258 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1259 Fix length calculation by using alternatives.
1261 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1263 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1264 split out from expand_binop.
1265 (avoid_expensive_constant): New function.
1266 (expand_binop_directly): Remove commutative_op argument and
1267 (expand_binop_directly): Remove commutative_op argument and
1268 call cummutative_optab_p instead. Do not change op0 or op1
1269 when swapping xop0 and xop1. Apply avoid_expensive_constant
1270 to each argument after potential swapping. Enforce the
1271 canonical order of commutative operands.
1272 (expand_binop): Use shift_optab_p and commutative_optab_p.
1273 Update the calls to expand_binop_directly. Only force constants
1274 into registers when widening an operation. Only swap operands
1275 once a direct expansion has been rejected.
1276 (expand_twoval_binop): Only force constants into registers when
1277 using a direct expansion.
1279 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1281 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1282 (sched_analyze_insn): Don't postprocess speculative dependencies when
1283 target has no scheduling.
1284 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1285 'uninitialized' warning.
1287 2007-08-31 Richard Guenther <rguenther@suse.de>
1289 * tree.c (build_complex_type): Always set TYPE_NAME for
1292 2007-08-31 Olivier Hainque <hainque@adacore.com>
1294 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1295 internal macro. Default alignment factor for csect directives, chosen
1296 to match what BIGGEST_ALIGNMENT allows.
1297 (DATA_SECTION_ASM_OP): Use it.
1298 * config/rs6000/rs6000.c
1299 (rs6000_xcoff_output_readonly_section_asm_op):
1300 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1301 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1303 2007-08-31 Olivier Hainque <hainque@adacore.com>
1305 * dbxout.c (dbxout_block): Move declaration within the first
1306 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1307 block to include the definition, together with the associated
1310 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1311 Revital Eres <eres@il.ibm.com>
1313 * doc/invoke.texi (-mpaired): Document flag.
1314 * config.gcc: Include paired.h in powerpc extra_headers and
1315 750cl.h in powerpc-*-linux*paired*.
1316 * config/rs6000/rs6000.opt (-mpaired): New flag.
1317 * config/rs6000/rs6000.c (paired_init_builtins,
1318 paired_expand_builtin, paired_expand_lv_builtin,
1319 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1320 New functions to support the paired single builtin functions.
1321 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1322 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1324 (bdesc_paired_preds): New structure for paired predicate
1326 (rs6000_expand_builtin): Expand paired single builtins.
1327 (rs6000_init_builtins): Init paired single builtins.
1328 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1329 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1330 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1331 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1332 (rs6000_vector_mode_supported_p): Support paired vector mode.
1333 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1334 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1336 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1337 (DATA_ALIGNMENT): Likewise.
1338 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1339 (rs6000_builtins): Add PAIRED builtins.
1340 * config/rs6000/rs6000.md: Include paired.md.
1341 * config/rs6000/paired.h: New.
1342 * config/rs6000/paired.md: New.
1343 * config/rs6000/750cl.h: New.
1344 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1346 2007-08-30 Ollie Wild <aaw@google.com>
1348 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1349 * gcc.c (default_compilers): Add -fno-directives-only to
1350 @assembler-with-cpp.
1352 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1356 * regclass.c (initial_fixed_regs): Revert previous change and make
1358 (initial_call_used_regs): Likewise.
1359 (initial_call_really_used_regs): Delete, reverting previous addition.
1360 (initial_reg_names): Likewise.
1361 (init_reg_sets): Revert previous change.
1362 (saved_fixed_regs): New.
1363 (saved_call_used_regs): New.
1364 (saved_call_really_used_regs): New.
1365 (saved_reg_names): New.
1366 (save_register_info): New.
1367 (restore_register_info): New.
1368 (init_reg_sets_1): Replace reset of register info with call to
1369 restore_register_info.
1370 * rtl.h (save_register_info): Declare.
1371 * toplev.c (backend_init): Call save_register_info.
1373 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1375 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1376 from the original statement.
1378 2007-08-30 Chao-ying Fu <fu@mips.com>
1380 * c-lex.c (interpret_fixed): Declare.
1381 (interpret_float): Process _Fract and _Accum.
1382 (interpret_fixed): New function.
1383 * final.c (output_addr_const): Process CONST_FIXED.
1384 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1385 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1387 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1389 (simplify_immed_subreg): Support CONST_FIXED.
1390 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1391 (simplify_subreg): Support CONST_FIXED.
1393 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1395 * config/rs6000/ppu_intrinsics.h: New file.
1396 * config.gcc (powerpc*-*-* <extra_headers>): Install
1399 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1401 * cfg.c (dump_flow_info): Change to also print entry and exit
1403 * print-rtl.c (print_rtl_single): Allow to print rtl with
1406 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1408 * df-core.h (df_dump_region): New function.
1409 * df.h (df_dump_region): New function.
1410 * loop-invariant.c (find_defs): Add call to df_dump_region.
1411 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1414 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1417 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1418 true if any of the compare_section_name calls returned true,
1419 rather than if any returned false.
1421 2007-08-30 Richard Guenther <rguenther@suse.de>
1423 PR tree-optimization/33199
1424 * tree-ssa-structalias.c (handle_lhs_call): New function.
1425 (find_func_aliases): In non-IPA mode make sure that for
1426 calls that return a pointer we add a constraint for the
1427 result to point to anything.
1429 2007-08-30 Richard Guenther <rguenther@suse.de>
1431 * doc/invoke.texi (-mveclibabi): Document new target option.
1432 * config/i386/i386.opt (-mveclibabi): New target option.
1433 * config/i386/i386.c (ix86_veclib_handler): Handler for
1434 vectorization library support.
1435 (override_options): Handle the -mveclibabi option, initialize
1436 the vectorization library handler.
1437 (ix86_builtin_vectorized_function): As fallback call the
1438 vectorization library handler, if set.
1439 (ix86_veclibabi_acml): New static function for ACML ABI style
1440 vectorization support.
1442 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1444 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1445 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1446 SImode and update m. Don't run gen_lowpart_common on arbitrary
1447 memory address, force it to register first.
1450 * dce.c (dce_process_block): Don't delete setters of
1451 artificially used registers.
1453 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1455 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1456 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1457 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1459 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1461 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1463 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1464 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1466 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1468 * system.h: Activate -Wcast-qual as warning-only.
1470 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1473 * config/rs6000/rs6000.c (compare_section_name): New function.
1474 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1477 2007-08-29 Olivier Hainque <hainque@adacore.com>
1479 * xcoffout.c: #include debug.h.
1480 * Makefile.in (xcoffout.o): Add debug.h dependency.
1482 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1484 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1485 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1487 2007-08-29 Richard Guenther <rguenther@suse.de>
1489 * tree-pretty-print.c (dump_generic_node): Print
1490 label DECL_UID as D.%u.
1491 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1493 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1495 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1496 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1498 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1501 * tree.c (build_type_attribute_qual_variant): Set canonical types
1502 on the final, unqualified attribute variant before building the
1505 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1507 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1508 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1510 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1513 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1514 * config/bfin/bfin.md (composev2hi): Put operands into vector
1517 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1519 * config/bfin/bfin.md (composev2hi): Put operands into vector
1522 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1524 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1525 attribute when appropriate.
1526 (bfin_handle_l1_text_attribute): New.
1527 (bfin_handle_l1_data_attribute): New.
1528 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1529 l1_data_A and l1_data_B.
1530 * doc/extend.texi (node Function Attributes): Document l1_text
1532 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1533 l1_data_A and l1_data_B variable attributes.
1535 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1537 * config/bfin/bfin.opt (minline-plt): Add.
1538 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1539 call to global functions.
1540 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1541 (Blackfin Options): Document -minline-plt.
1543 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1545 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1546 given a non-function.
1547 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1549 2007-08-28 DJ Delorie <dj@redhat.com>
1551 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1553 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1555 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1557 2007-08-28 Richard Guenther <rguenther@suse.de>
1559 * tree.h (struct tree_function_decl): Increase size of
1560 function_code bitfield.
1562 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1563 Kazu Hirata <kazu@codesourcery.com>
1565 * gcc/config/m68k/linux.h
1566 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1567 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1568 (m68k_return_in_memory): New.
1569 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1572 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1575 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1576 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1577 operand) when top VEC_SELECT extracts scalar element.
1578 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1579 (*vec_extract_v4sf_mem): Ditto.
1581 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1584 * passes.c (init_optimization_passes): Move pass_df_finish
1585 after pass_postreload sublist.
1587 PR rtl-optimization/33148
1588 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1589 (neg (lt X 0)) if X has scalar int mode.
1592 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1593 initializer, use build_vector_from_ctor if possible to create
1594 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1595 even after this, return NULL.
1597 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1599 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1601 2007-08-28 Richard Guenther <rguenther@suse.de>
1603 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1604 (struct tree_function_decl): Make function_code a bitfield.
1605 Add disregard_inline_limits flag.
1606 * cgraphunit.c (cgraph_process_new_functions): Check
1607 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1608 (cgraph_preserve_function_body_p): Likewise.
1609 * ipa-inline.c (compute_inline_parameters): Likewise.
1610 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1611 for GNU C extern inline functions.
1612 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1613 * tree-inline.c (disregard_inline_limits_p): Remove.
1614 * tree-inline.h (disregard_inline_limits_p): Likewise.
1615 * c-common.c (handle_always_inline_attribute): Set
1616 DECL_DISREGARD_INLINE_LIMITS.
1617 * langhooks.c (add_builtin_function): Verify the function code
1618 fits in the bitfield.
1620 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1621 Vladimir Yanovsky <yanov@il.ibm.com>
1622 Revital Eres <eres@il.ibm.com>
1623 Andrey Belevantsev <abel@ispras.ru>
1625 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1627 * modulo-sched.c: Add documentation regarding do-loop.
1628 (doloop_register_get): Change number of arguments to support
1629 the new do-loop pattern and check whether COUNT_REG has no other
1630 occurences in the loop besides in the control part.
1631 (duplicate_insns_of_cycles): Do not duplicate the insn which
1632 changes count_reg as it is already adjusted.
1633 (generate_prolog_epilog): New argument to support the new
1634 do-loop pattern. Change the subtract instruction to use
1635 expand_simple_binop. Call duplicate_insns_of_cycles with new
1637 (sms_schedule): Call doloop_register_get and
1638 generate_prolog_epilog with new argument. Do not handle loops
1639 with single sets insns with subreg in their lhs.
1640 * loop-doloop.c (doloop_optimize): Support for another do-loop
1642 (doloop_condition_get): Gets an instruction instead of a pattern
1643 and change the return condition when the do-loop pattern is
1645 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1646 deps when considering to not create edges.
1648 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1650 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1653 2007-08-27 Jason Merrill <jason@redhat.com>
1656 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1657 zero-sized types after calling gimplify_modify_expr_rhs.
1659 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1661 * regclass.c (init_reg_autoinc): Fix typo.
1663 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1665 Fix PR tree-optimization/33173
1666 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1668 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1671 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1672 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1675 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1676 David Ung <davidu@mips.com>
1677 Nigel Stephens <nigel@mips.com>
1679 Separate target-specific initialization from general
1680 back-end initialization.
1682 * toplev.c (init_alignments): New, split out from...
1683 (process_options): ...here.
1684 (backend_init_target): New, split out from...
1685 (backend_init): ...here.
1686 (lang_dependent_init_target): New, split out from...
1687 (lang_dependent_init): ...here.
1688 (target_reinit): New.
1689 * toplev.h (target_reinit): Declare.
1690 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1691 now can be called more than once. Update comments.
1692 * expr.h (init_expr_target): Likewise.
1693 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1694 now can be called more than once. Explicitly zero
1695 static_reg_base_value.
1696 * emit-rtl.c (init_emit_regs): New, split out from...
1697 (init_emit_once): Here.
1698 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1699 non-const, so that changes from command-line arguments can overwrite
1700 values provided by the static initializers.
1701 (initial_call_really_used_regs): New, used similarly to the above.
1702 (initial_reg_names): Likewise.
1703 (last_mode_for_init_move_cost): Promoted function-local static to
1704 file-scope static to make it accessible outside init_move_cost.
1705 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1706 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1707 reg_names since it is needed for parsing command-line options.
1708 (init_move_cost): Use last_mode_for_init_move_cost instead of
1709 function-local static.
1710 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1711 call_really_used_regs now. Reinitialize reg_names. Also
1712 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1713 reg_class_superunion. Clear losing_caller_save_reg_set.
1714 Preserve global registers if called more than once. Reset
1715 move cost, may_move_in_cost, may_move_out_cost, and
1716 last_mode_for_init_move_cost.
1717 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1718 can now be invoked more than once. Update comments.
1719 (init_regs): Update comments.
1720 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1721 and initial_call_really_used_regs, instead of the non-initial
1722 variables. This allows us to save the command-line register settings
1723 after target reinitialization.
1724 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1725 * rtl.h (init_emit_regs): Declare.
1726 (init_reg_modes_target, init_alias_target): Renamed as described
1728 * reload1.c (init_reload): Update comments.
1729 * optabs.c (init_optabs): Likewise.
1730 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1732 2007-08-26 Chao-ying Fu <fu@mips.com>
1734 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1737 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1739 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1741 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1743 * bb-reorder.c (copy_bb_p): Likewise.
1744 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1745 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1746 block_ends_with_condjump_p): Likewise.
1747 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1748 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1749 block_ends_with_condjump_p): Likewise.
1750 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1751 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1752 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1753 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1754 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1755 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1756 debug_true_const_tree instad of debug_true_tree.
1757 * debug.c (do_nothing_debug_hooks): Likewise.
1758 * debug.h (ignore_block, debug_true_const_tree): Constify.
1759 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1760 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1761 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1762 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1763 dbx_reg_number, is_based_loc, field_type,
1764 simple_type_align_in_bits, simple_decl_align_in_bits,
1765 simple_type_size_in_bits, field_byte_offset, insert_float,
1766 type_tag, member_declared_type, is_redundant_typedef,
1767 secname_for_decl, is_inlined_entry_point): Likewise.
1768 * emit-rtl.c (const_next_insn, const_previous_insn,
1769 const_next_nonnote_insn, const_prev_nonnote_insn,
1770 const_next_real_insn, const_prev_real_insn,
1771 const_next_active_insn, const_prev_active_insn, const_next_label,
1772 const_prev_label): Likewise.
1773 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1775 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1776 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1777 sched_insn_is_legitimate_for_speculation_p): Likewise.
1778 * jump.c (reversed_comparison_code_parts,
1779 reversed_comparison_code, reversed_comparison, condjump_label):
1781 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1782 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1784 * rtl.h (const_previous_insn, const_next_insn,
1785 const_prev_nonnote_insn, const_next_nonnote_insn,
1786 const_prev_real_insn, const_next_real_insn,
1787 const_prev_active_insn, const_next_active_insn, const_prev_label,
1788 const_next_label, modified_between_p, modified_in_p,
1789 const_note_storeskeep_with_call_p, condjump_label,
1790 reversed_comparison, reversed_comparison_code,
1791 reversed_comparison_code_parts, memory_modified_in_insn_p,
1792 stack_regs_mentioned): Likewise.
1793 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1794 keep_with_call_p): Likewise.
1795 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1796 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1797 sd_lists_size, sd_lists_empty_p): Likewise.
1798 * sched-int.h (sched_insns_conditions_mutex_p,
1799 haifa_classify_insn, no_real_insns_p,
1800 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1801 sd_lists_size, sd_lists_empty_p): Likewise.
1802 * sdbout.c (sdb_debug_hooks): Likewise.
1803 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1804 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1805 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1807 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1808 tree_can_throw_internal): Likewise.
1809 * tree-flow-inline.h (phi_nodes): Likewise.
1810 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1811 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1812 * tree-gimple.c (const_get_call_expr_in): Likewise.
1813 * tree-gimple.h (const_get_call_expr_in): Likewise.
1814 * tree.c (const_lookup_attribute, attribute_list_equal,
1815 attribute_list_contained): Likewise.
1816 * tree.h (attribute_list_equal, attribute_list_contained,
1817 const_lookup_attribute): Likewise.
1818 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1820 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1822 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1823 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1825 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1828 * config/alpha/constraints.md: Delete "svn:mime-type" property
1829 with svn propdel "svn:mime-type".
1831 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1834 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1835 non NOTE insn doesn't cross basic block.
1836 (noce_try_abs): Likewise.
1837 (noce_process_if_block): Likewise.
1839 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1842 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1843 operand without auto-inc-dec.
1844 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1845 offsettable_mem_operand.
1846 (floatunssidf2_internal): Same.
1847 (fix_truncdfsi2_internal): Same.
1848 (floatsidf_ppc64): Same.
1849 (floatunssidf_ppc64): Same.
1850 (fix_trunctfsi2_internal): Same.
1852 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1855 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1856 pass defines needed for version.c.
1858 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1860 * configure.ac (--debug-prefix-map check): Change assembler
1861 version presumed to have feature to 2.18.
1862 * configure: Regenerate.
1864 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1866 * c-common.c (vector_types_convertible_p,
1867 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1868 self_promoting_args_p): Constify.
1869 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1870 c_promoting_integer_type_p, self_promoting_args_p,
1871 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1872 * c-decl.c (anon_aggr_type_p): Likewise.
1873 * * c-dump.c (dump_stmt): Likewise.
1874 * c-objc-common.c (has_c_linkage): Likewise.
1875 * c-tree.h (same_translation_unit_p): Likewise.
1876 * c-typeck.c (null_pointer_constant_p,
1877 tagged_types_tu_compatible_p, function_types_compatible_p,
1878 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1879 comptypes_internal, struct tagged_tu_seen_cache,
1880 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1881 c_size_in_bytes): Likewise.
1882 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1883 hash_ptr, eq_ptr): Likewise.
1884 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1885 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1886 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1887 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1889 * optabs.c (optab_for_tree_code): Likewise.
1890 * optabs.h (optab_for_tree_code): Likewise.
1891 * rtl.h (simplify_rtx): Likewise.
1892 * simplify-rtx.c (simplify_rtx): Likewise.
1893 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1894 dump_flag, dump_node): Likewise.
1895 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1896 queue_and_dump_type, dump_flag): Likewise.
1897 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1898 * tree-pass.h (dump_node): Likewise.
1899 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1900 supportable_narrowing_operation): Likewise.
1901 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1902 supportable_narrowing_operation): Likewise.
1903 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1904 is_negative_overflow_infinity, is_positive_overflow_infinity,
1905 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1906 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1907 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1908 ssa_name_nonzero_p, fp_predicate): Likewise.
1909 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1910 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1911 ssa_name_nonnegative_p): Likewise.
1913 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1915 * config.gcc : Add x86_64-elf target.
1917 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1919 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1921 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1922 Nigel Stephens <nigel@mips.com>
1926 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1927 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1928 * expr.c (SET_BY_PIECES_P): Define.
1929 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1930 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1931 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1933 * expr.h (SET_RATIO): Define.
1934 (can_store_by_pieces, store_by_pieces): Update prototypes.
1935 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1936 can_store_by_pieces/store_by_pieces.
1937 (expand_builtin_memcpy_args): Likewise.
1938 (expand_builtin_strncpy): Likewise.
1939 (expand_builtin_memset_args): Likewise. Also remove special case
1940 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1941 decide what to do instead.
1942 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1943 to can_store_by_pieces.
1945 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1946 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1948 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1949 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1950 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1951 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1952 (STORE_BY_PIECES_P): Define.
1954 2007-08-24 Tom Tromey <tromey@redhat.com>
1956 * varpool.c (varpool_last_needed_node): Fix comment typo.
1957 * c-decl.c (duplicate_decls): Fix comment typo.
1958 (clone_underlying_type): Update comment.
1960 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1962 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1963 alpha_in_small_data_p, alpha_split_complex_arg,
1964 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1966 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1967 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1969 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1970 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1971 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1972 * config/darwin.c (darwin_binds_local_p): Likewise.
1973 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1975 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1976 i386_pe_valid_dllimport_attribute_p): Likewise.
1977 * config/i386/i386.c (ix86_function_regparm,
1978 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1979 x86_can_output_mi_thunk, ix86_mangle_type,
1980 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1981 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1982 i386_pe_binds_local_p): Likewise.
1983 * config/ia64/ia64.c
1984 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1985 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1986 ia64_invalid_conversion, ia64_invalid_unary_op,
1987 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1989 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1990 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1991 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1992 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1993 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1994 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1995 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1996 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1997 * config/pa/pa.c (pa_commutative_p): Likewise.
1998 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2000 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2001 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2002 rs6000_use_blocks_for_constant_p,
2003 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2004 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2005 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2006 * config/s390/s390.c (s390_mangle_type,
2007 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2009 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2010 th_in_small_data_p): Likewise.
2011 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2012 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2014 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2015 sparc_mangle_type): Likewise.
2016 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2017 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2018 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2020 * hooks.c (hook_bool_mode_const_rtx_false,
2021 hook_bool_mode_const_rtx_true,
2022 hook_bool_const_tree_hwi_hwi_const_tree_false,
2023 hook_bool_const_tree_hwi_hwi_const_tree_true,
2024 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2025 hook_constcharptr_const_tree_null,
2026 hook_constcharptr_const_rtx_null,
2027 hook_constcharptr_const_tree_const_tree_null,
2028 hook_constcharptr_int_const_tree_null,
2029 hook_constcharptr_int_const_tree_const_tree_null): New.
2030 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2031 hook_bool_tree_hwi_hwi_tree_false,
2032 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2033 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2034 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2035 hook_constcharptr_int_tree_null,
2036 hook_constcharptr_int_tree_tree_null): Delete.
2037 (default_can_output_mi_thunk_no_vcall): Constify.
2038 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2039 hook_bool_tree_hwi_hwi_tree_false,
2040 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2041 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2042 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2043 hook_constcharptr_int_tree_null,
2044 hook_constcharptr_int_tree_tree_null): Delete.
2045 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2046 hook_bool_const_tree_hwi_hwi_const_tree_false,
2047 hook_bool_const_tree_hwi_hwi_const_tree_true,
2048 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2049 hook_constcharptr_const_tree_null,
2050 hook_constcharptr_const_rtx_null,
2051 hook_constcharptr_const_tree_const_tree_null,
2052 hook_constcharptr_int_const_tree_null,
2053 hook_constcharptr_int_const_tree_const_tree_null): New.
2054 (default_can_output_mi_thunk_no_vcall): Constify.
2055 * integrate.c (function_attribute_inlinable_p): Likewise.
2056 * integrate.h (function_attribute_inlinable_p): Likewise.
2057 * jump.c (rtx_renumbered_equal_p): Likewise.
2058 * output.h (decl_readonly_section, categorize_decl_for_section,
2059 default_use_anchors_for_symbol_p, default_binds_local_p,
2060 default_binds_local_p_1): Likewise.
2061 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2063 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2064 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2065 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2066 TARGET_COMP_TYPE_ATTRIBUTES,
2067 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2068 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2069 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2070 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2071 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2072 * target.h (can_output_mi_thunk, needs_block_p,
2073 first_cycle_multipass_dfa_lookahead_guard_spec,
2074 vector_alignment_reachable, comp_type_attributes,
2075 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2076 commutative_p, use_blocks_for_constant_p,
2077 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2078 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2079 invalid_within_doloop, valid_dllimport_attribute_p,
2080 split_complex_arg, invalid_arg_for_unprototyped_fn,
2081 invalid_conversion, invalid_unary_op, invalid_binary_op):
2083 * targhooks.c (default_invalid_within_doloop,
2084 hook_invalid_arg_for_unprototyped_fn,
2085 default_builtin_vector_alignment_reachable): Likewise.
2086 (hook_bool_rtx_commutative_p): Delete.
2087 (hook_bool_const_rtx_commutative_p): New.
2088 * targhooks.h (default_invalid_within_doloop,
2089 default_builtin_vector_alignment_reachable,
2090 hook_invalid_arg_for_unprototyped_fn): Constify.
2091 (hook_bool_rtx_commutative_p): Delete.
2092 (hook_bool_const_rtx_commutative_p): New.
2093 * varasm.c (bss_initializer_p, decl_default_tls_model,
2094 categorize_decl_for_section, decl_readonly_section,
2095 default_use_anchors_for_symbol_p, default_binds_local_p,
2096 default_binds_local_p_1): Constify.
2098 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2100 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2101 __NO_BUILTIN if -fno-builtin.
2103 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2105 * config/bfin/bfin.c (print_operand): Report error instead of
2106 ICE for wrong operand.
2108 2007-08-24 Michael Matz <matz@suse.de>
2110 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2112 2007-08-24 Richard Guenther <rguenther@suse.de>
2115 * tree-ssa.c (useless_type_conversion_p): Split into a
2116 recursive and a non-recursive part.
2117 (useless_type_conversion_p_1): New function.
2118 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2119 from maybe_fold_offset_to_reference is trivially convertible
2120 to the desired type before doing the simplification.
2122 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2124 * expr.c (store_expr): Optimize initialization of an array
2126 * expr.h (builtin_strncpy_read_str): New prototype.
2127 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2130 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2133 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2134 field when initializing if_info structure.
2136 2007-08-24 Richard Guenther <rguenther@suse.de>
2138 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2140 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2141 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2142 * tree-inline.c (inlinable_function_p): Fold in common parts of
2143 the cannot_inline_tree_fn langhook.
2144 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2145 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2146 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2147 cannot_inline_tree_fn langhook.
2148 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2149 cannot_inline_tree_fn member.
2151 2007-08-24 Richard Guenther <rguenther@suse.de>
2153 * expr.c (get_inner_reference): Do computation of bitoffset
2154 from offset in a way we can detect overflow reliably.
2156 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2158 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2160 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2162 * config/bfin/bfin.opt (mfast-fp): Add.
2163 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2164 libbffastfp override libgcc if -mfast-fp.
2165 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2166 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2167 (Blackfin Options): Document -mfast-fp.
2169 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2171 PR tree-optimization/32573
2173 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2174 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2175 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2176 (build_classic_dist_vector): Return false rather than true if
2177 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2178 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2179 returned false. Don't call save_dist_v before calling
2180 build_classic_dist_vector_1.
2181 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2182 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2183 DDR_DIR_VECTS vectors.
2185 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2187 * configure.ac (leb128): Modify sed statement to work with any
2188 binutils version string.
2189 * configure: Regenerate
2191 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2193 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2194 Wrap in RTX_CODE macro guard.
2195 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2196 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2197 arm_mark_dllimport, arm_pe_encode_section_info,
2198 arm_pe_unique_section): Use ISO-C function declarations.
2199 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2200 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2201 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2203 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2204 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2206 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2208 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2209 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2210 (register_move_cost): Use ISO-C function declarations.
2211 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2212 * config/score/score-protos.h (score_declare_object): Add
2214 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2216 * final.c (profile_function): Avoid empty if-bodies.
2219 * calls.c (must_pass_in_stack_var_size,
2220 must_pass_in_stack_var_size_or_pad): Constify.
2221 * config/alpha/alpha-protos.h (function_value): Likewise.
2222 * config/alpha/alpha.c (alpha_return_in_memory,
2223 alpha_pass_by_reference, function_value,
2224 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2225 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2227 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2228 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2229 TARGET_PROMOTE_PROTOTYPES): Likewise.
2230 * config/arm/arm-protos.h (arm_return_in_memory,
2231 arm_pad_arg_upward, arm_function_value): Likewise.
2232 * config/arm/arm.c (arm_pass_by_reference,
2233 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2234 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2235 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2237 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2238 * config/avr/avr-protos.h (avr_function_value): Likewise.
2239 * config/avr/avr.c (avr_return_in_memory,
2240 gas_output_limited_string, gas_output_ascii, avr_function_value,
2241 avr_return_in_memory): Likewise.
2242 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2243 * config/bfin/bfin.c (bfin_pass_by_reference,
2244 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2245 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2247 * config/cris/cris.c (cris_pass_by_reference,
2248 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2249 * config/crx/crx.c (crx_return_in_memory): Likewise.
2250 * config/darwin.c (function_base, machopic_function_base_name):
2252 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2253 TARGET_PROMOTE_PROTOTYPES): Likewise.
2254 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2255 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2256 * config/i386/i386-protos.h (ix86_return_in_memory,
2257 ix86_sol10_return_in_memory): Likewise.
2258 * config/i386/i386.c (ix86_function_value,
2259 ix86_function_sseregparm, ix86_must_pass_in_stack,
2260 type_natural_mode, classify_argument, examine_argument,
2261 construct_container, ix86_pass_by_reference, function_value_32,
2262 function_value_64, ix86_function_value_1, return_in_memory_32,
2263 return_in_memory_64, return_in_memory_ms_64,
2264 ix86_return_in_memory, ix86_sol10_return_in_memory,
2265 TARGET_PROMOTE_PROTOTYPES): Likewise.
2266 * config/ia64/ia64-protos.h (ia64_function_value,
2267 ia64_hpux_function_arg_padding): Likewise.
2268 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2269 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2270 ia64_hpux_function_arg_padding): Likewise.
2271 * config/iq2000/iq2000-protos.h (function_arg,
2272 iq2000_function_value): Likewise.
2273 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2274 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2275 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2276 function_arg, iq2000_function_value): Likewise.
2277 * config/m32c/m32c-protos.h (m32c_function_value,
2278 m32c_promote_function_return): Likewise.
2279 * config/m32c/m32c.c (m32c_pass_by_reference,
2280 m32c_promote_prototypes, m32c_promote_function_return,
2281 m32c_function_value): Likewise.
2282 * config/m32r/m32r.c (m32r_return_in_memory,
2283 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2284 m32r_in_small_data_p): Likewise.
2285 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2287 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2288 m68hc11_function_arg_padding): Likewise.
2289 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2290 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2291 m68k_function_value): Likewise.
2292 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2293 mcore_function_value): Likewise.
2294 * config/mcore/mcore.c (handle_structs_in_regs,
2295 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2296 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2297 mcore_num_arg_regs, mcore_function_value): Likewise.
2298 * config/mips/mips-protos.h (mips_pad_arg_upward,
2299 mips_function_value): Likewise.
2300 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2301 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2302 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2303 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2304 mips_function_value): Likewise.
2305 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2307 * config/mmix/mmix.c (mmix_pass_by_reference,
2308 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2309 mmix_encode_section_info): Likewise.
2310 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2312 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2313 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2314 mn10300_function_value): Likewise.
2315 * config/mt/mt-protos.h (mt_function_value): Likewise.
2316 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2317 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2318 * config/pa/pa-protos.h (function_arg_padding, function_value,
2319 pa_return_in_memory): Likewise.
2320 * config/pa/pa.c (pa_pass_by_reference,
2321 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2322 function_arg_padding, function_value, pa_return_in_memory):
2324 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2325 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2326 function_arg_padding): Likewise.
2327 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2328 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2329 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2330 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2331 function_arg_padding, altivec_expand_dst_builtin,
2332 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2333 altivec_init_builtins, rs6000_common_init_builtins,
2334 rs6000_function_value): Likewise.
2335 * s390/s390-protos.h (s390_function_value): Likewise.
2336 * config/s390/s390.c (s390_function_arg_size,
2337 s390_pass_by_reference, s390_return_in_memory,
2338 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2339 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2340 * config/score/score-protos.h (score_function_value): Likewise.
2341 * config/score/score.c (score_arg_partial_bytes,
2342 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2343 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2344 score_pass_by_reference, score_add_offset, score_function_value):
2346 * config/sh/sh-protos.h (sh_attr_renesas_p,
2347 sh_promote_prototypes): Likewise.
2348 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2349 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2350 sh_attr_renesas_p): Likewise.
2351 * config/sparc/sparc-protos.h (function_value,
2352 function_arg_padding): Likewise.
2353 * config/sparc/sparc.c (sparc_promote_prototypes,
2354 sparc_return_in_memory, sparc_pass_by_reference,
2355 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2356 function_arg_record_value_2, function_arg_record_value_1,
2357 function_arg_record_value, function_arg_record_value,
2358 function_arg_padding, function_value): Likewise.
2359 * config/spu/spu-protos.h (spu_function_value): Likewise.
2360 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2361 spu_function_value): Likewise.
2362 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2364 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2365 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2366 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2368 * config/v850/v850.c (v850_return_in_memory,
2369 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2370 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2371 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2372 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2373 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2375 * explow.c (promote_mode, hard_function_value): Likewise.
2376 * expr.h (hard_function_value, promote_mode): Likewise.
2377 * function.c (aggregate_value_p): Likewise.
2378 * hooks.c (hook_bool_const_tree_true): New.
2379 * hooks.h (hook_bool_const_tree_true): New.
2380 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2381 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2382 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2383 TARGET_RETURN_IN_MSB): Likewise.
2384 * target.h (promote_function_args, promote_function_return,
2385 promote_prototypes, return_in_memory, return_in_msb,
2386 pass_by_reference, must_pass_in_stack, callee_copies,
2387 function_value): Likewise.
2388 * targhooks.c (default_return_in_memory,
2389 hook_pass_by_reference_must_pass_in_stack,
2390 hook_callee_copies_named,
2391 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2392 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2393 default_function_value): Likewise.
2394 * targhooks.h (default_return_in_memory,
2395 hook_pass_by_reference_must_pass_in_stack,
2396 hook_callee_copies_named,
2397 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2398 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2399 default_function_value): Likewise.
2400 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2401 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2402 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2403 * tree.c (needs_to_live_in_memory): Likewise.
2404 * tree.h (struct tree_type, needs_to_live_in_memory,
2405 aggregate_value_p, must_pass_in_stack_var_size,
2406 must_pass_in_stack_var_size_or_pad): Likewise.
2407 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2408 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2409 lookup_filename): Likewise.
2411 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2414 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2415 fake fcomi i387 instruction for !TARGET_CMOVE.
2416 (ix86_expand_branch): Expand natural sequence with one jump for
2417 all targets, not only TARGET_CMOVE.
2418 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2419 pattern to implement fake fcomi sequence. Split instruction after
2420 reload to correct compare sequences.
2421 (*cmpfp_xf_cc): Ditto.
2422 (*cmpfp_<mode>_cc): Ditto.
2423 (*cmpfp_u_cc): Ditto.
2424 (*cmpfp_<mode>_cc): Ditto.
2426 2007-08-23 Richard Guenther <rguenther@suse.de>
2428 * tree-pretty-print.c (dump_generic_node): Annotate
2429 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2431 2007-08-23 Richard Guenther <rguenther@suse.de>
2433 * builtins.c (expand_builtin_mathfn): Wrap argument in
2434 save_expr directly instead of re-building the call.
2435 (expand_builtin_mathfn_2): Likewise.
2436 (expand_builtin_mathfn_3): Likewise.
2437 (expand_builtin_interclass_mathfn): Likewise.
2438 (expand_builtin_int_roundingfn): Set arg.
2439 (expand_builtin_int_roundingfn_2): Likewise.
2441 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2443 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2444 *sse_nand<mode>3, *sse_xor<mode>3): New.
2446 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2448 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2449 * config/i386/i386.c (print_operand): Handle ';' code. Output
2450 semicolon for TARGET_MACHO.
2451 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2452 emit semicolon after 'lock' prefix.
2453 (sync_double_compare_and_swap<mode>): Ditto.
2454 (*sync_double_compare_and_swapdi_pic): Ditto.
2455 (*sync_compare_and_swap_cc<mode>): Ditto.
2456 (sync_double_compare_and_swap_cc<mode>): Ditto.
2457 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2458 (sync_old_add<mode>): Ditto.
2459 (sync_add<mode>): Ditto.
2460 (sync_sub<mode>): Ditto.
2461 (sync_ior<mode>): Ditto.
2462 (sync_and<mode>): Ditto.
2463 (sync_xor<mode>): Ditto.
2465 2007-08-22 Chao-ying Fu <fu@mips.com>
2467 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2469 (copy_rtx): Handle CONST_FIXED.
2470 (rtx_equal_p): Likewise.
2471 * rtl.h (fixed_value.h): New include.
2472 (rtx_def): Add a new field of fixed_value to u.
2473 (XCNMPFV): Define for accessing fixed_value.
2474 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2476 * rtl.def (CONST_FIXED): New constant.
2477 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2478 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2479 US_ASHIFT): New codes.
2480 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2481 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2482 unsigned_fract_convert, unsigned_sat_fract): Document them.
2483 * varasm.c (assemble_integer): Extend to support fixed-point constants
2484 by using different machine classes.
2485 (decode_addr_const): Handle FIXED_CST.
2486 (const_hash_1): Likewise.
2487 (compare_constant): Likewise.
2488 (copy_constant): Likewise.
2489 (const_rtx_hash_1): Handle CONST_FIXED.
2490 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2491 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2493 (initializer_constant_valid_p): Handle FIXED_CST.
2494 (output_constant): Support FIXED_POINT_TYPE.
2495 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2496 * cse.c (hash_rtx): Support CONST_FIXED.
2497 (exp_equiv_p): Likewise.
2498 (cannon_reg): Likewise.
2499 (fold_rtx): Likewise.
2500 (equiv_constant): Likewise.
2501 (cse_process_notes_1): Likewise.
2502 (count_reg_usage): Likewise.
2503 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2504 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2505 (wrap_constant): Check CONST_FIXED.
2506 (cselib_hash_rtx): Support CONST_FIXED.
2507 (cselib_subst_to_values): Likewise.
2508 * df-scan.c (df_uses_record): Likewise.
2509 * gcse.c (want_to_gcse_p): Likewise.
2510 (oprs_unchanged_p): Likewise.
2511 (oprs_not_set_p): Likewise.
2512 (compute_transp): Likewise.
2513 (extract_mentioned_regs_helper): Likewise.
2514 * genemit.c (gen_exp): Likewise.
2515 * local-alloc.c (equiv_init_varies_p): Likewise.
2516 (contains_replace_regs): Likewise.
2517 (memref_referenced_p): Likewise.
2518 * loop-invariant.c (check_maybe_invariant): Likewise.
2519 (hash_invariant_expr_1): Likewise.
2520 (invariant_expr_equal_p): Likewise.
2521 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2522 * regclass.c (reg_scan_mark_refs): Likewise.
2523 * regrename.c (scan_rtx): Likewise.
2524 * resource.c (mark_referenced_resources): Likewise.
2525 (mark_set_resources): Likewise.
2526 * rtlanal.c (rtx_unstable_p): Likewise.
2527 (rtx_varies_p): Likewise.
2528 (count_occurrences): Likewise.
2529 (reg_mentioned_p): Likewise.
2530 (modified_between_p): Likewise.
2531 (modified_in_p): Likewise.
2532 (volatile_insn_p): Likewise.
2533 (volatile_refs_p): Likewise.
2534 (side_effects_p): Likewise.
2535 (may_trap_p_1): Likewise.
2536 (inequality_comparisons_p): Likewise.
2537 (computed_jump_p_1): Likewise.
2538 (commutative_operand_precedence): Likewise.
2539 * sched-deps.c (sched_analyze_2): Likewise.
2540 * sched-vis.c (print_value): Likewise.
2541 * reload.c (operands_match_p): Likewise.
2542 (subst_reg_equivs): Likewise.
2543 * reload1.c (eliminate_regs_1): Likewise.
2544 (elimination_effects): Likewise.
2545 (scan_paradoxical_subregs): Likewise.
2546 * alias.c (rtx_equal_for_memref_p): Likewise.
2547 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2548 * emit-rtl.c (const_fixed_htab): New hash table.
2549 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2551 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2552 const_fixed_from_fixed_value): New functions.
2553 (verify_rtx_sharing): Handle CONST_FIXED.
2554 (copy_rtx_if_shared_1): Likewise.
2555 (reset_used_flags): Likewise.
2556 (set_used_flags): Likewise.
2557 (copy_insn_1): Likewise.
2558 (init_emit_once): Create const_fixed_htab.
2559 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2561 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2563 PR tree-optimization/32949
2564 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2565 before failing for ivs with non-constant step.
2567 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2569 * doc/md.texi (Iterators): Renamed from Macros. All contents
2570 changed to reflect rename of respectively define_code_macro and
2571 define_mode_macro to define_code_iterator and define_mode_iterator.
2572 (Mode Iterators, Code Iterators): Similar.
2573 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2574 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2575 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2576 (initialize_iterators, find_iterator, check_code_iterator)
2577 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2578 (read_mapping, read_rtx_1): Similar.
2579 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2580 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2581 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2582 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2583 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2584 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2585 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2586 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2587 config/rs6000/sync.md, config/rs6000/rs6000.md,
2588 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2589 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2590 config/vax/vax.md, config/bfin/bfin.md: Similar.
2592 2007-08-22 David Daney <ddaney@avtrex.com>
2594 * doc/install.texi (Testing): Mention testing on a simulator.
2596 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2598 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2600 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2601 and rearrange floating point conversion functions into different
2604 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2606 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2607 dfa_post_advance_cycle): New scheduler hooks.
2608 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2609 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2611 (TARGET_SCHED): Use them.
2612 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2613 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2614 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2616 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2617 function to facilitate debugging.
2618 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2619 (output_insn_has_dfa_reservation_p): New static function to output
2620 insn_has_dfa_reservation_p ().
2621 (write_automata): Use it.
2622 * genattr.c (main): Output declaration for
2623 insn_has_dfa_reservation_p ().
2625 2007-08-22 Christian Bruel <christian.bruel@st.com>
2626 Richard Guenther <rguenther@suse.de>
2628 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2629 * simplify_rtx (simplify_binary_operation_1): Likewise.
2631 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2633 PR rtl-optimization/32557
2634 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2635 of REGNO (mws->mw_reg).
2637 2007-08-22 Richard Guenther <rguenther@suse.de>
2640 * builtins.c (expand_builtin_int_roundingfn): Replace call
2641 argument wrapped with SAVE_EXPR directly.
2642 (expand_builtin_int_roundingfn_2): Likewise.
2644 2007-08-22 Richard Guenther <rguenther@suse.de>
2646 * tree-inline.c (inlinable_function_p): Restore disregarding
2647 inline limits for GNU extern inline functions.
2649 2007-08-22 Richard Guenther <rguenther@suse.de>
2652 * tree.c (host_integerp): Treat sizetype as signed as it is
2655 2007-08-21 Ian Lance Taylor <iant@google.com>
2657 PR tree-optimization/33134
2658 * tree-vrp.c (adjust_range_with_scev): Call
2659 set_value_range_to_value.
2661 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2663 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2666 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2668 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2671 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2673 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2674 cases to set eight bytes at a time.
2675 (expand_block_move): Likewise.
2677 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2680 * dwarf2out.c (gen_decl_die): Don't call
2681 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2683 2007-08-21 Paul Brook <paul@codesourcery.com>
2684 Nathan Sidwell <nathan@codesourcery.com>
2685 Mark Mitchell <mark@codesourcery.com>
2686 Joseph Myers <joseph@codesourcery.com>
2688 * configure.ac: Add --with-pkgversion and --with-bugurl.
2689 * configure: Regenerate.
2690 * doc/install.texi: Document them.
2691 * version.c (version_string): Remove VERSUFFIX.
2692 (VERSUFFIX): Remove.
2693 (pkgversion_string): New.
2694 (bug_report_url): Do not hard-code initializer.
2695 * version.h (pkgversion_string): Declare.
2696 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2698 (version.o): Define PKGVERSION and BUGURL.
2699 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2700 (%.pod): Define BUGURL.
2701 * gcc.c (process_command, main): Use pkgversion_string.
2702 * toplev.c (compile_file, print_version): Likewise.
2703 * protoize.c (main): Likewise.
2704 * gcov.c (print_version): Likewise. Update copyright date.
2705 * gcov-dump.c (print_version): Likewise. Update copyright date.
2706 * mips-tdump.c (main): Likewise. Update copyright date.
2707 * mips-tfile.c (main): Likewise. Update copyright date.
2708 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2709 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2710 shorten description.
2711 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2712 * doc/gccint.texi: Likewise.
2713 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2714 Update copyright date.
2716 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2718 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2719 (ix86_expand_strlensi_unroll_1): Ditto.
2720 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2721 (ix86_expand_carry_flag_compare): Update comment.
2723 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2726 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2727 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2729 2007-08-21 Richard Guenther <rguenther@suse.de>
2731 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2733 2007-08-21 Richard Guenther <rguenther@suse.de>
2736 * fold-const.c (fold_binary): Remove index +p PTR folding.
2737 Fix types of POINTER_PLUS_EXPR generated by folding of
2740 2007-08-20 Chao-ying Fu <fu@mips.com>
2742 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2743 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2744 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2745 (c_common_fixed_point_type_for_size): Declare.
2746 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2747 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2748 (c_token_starts_declspecs): Likewise.
2749 (c_parser_declspecs): Likewise.
2750 (c_parser_attributes): Likewise.
2751 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2752 (c_declspecs): Add saturating_p.
2753 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2754 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2755 _Sat. Handle RID_SAT.
2756 Avoid using void, bool, char, int, float, double, _Decimal32,
2757 _Decimal64, _Decimal128, and complex with _Sat.
2758 Handle RID_FRACT and RID_ACCUM.
2759 Make sure _Sat is used with _Fract or _Accum.
2760 (finish_declspecs): Handle cts_fract and cts_accum.
2761 * c-common.c (fixed-value.h): New include.
2762 (constant_expression_warning): Handle FIXED_CST.
2763 (overflow_warning): Likewise.
2764 (warnings_for_convert_and_check): Likewise.
2765 (c_common_fixed_point_type_for_size): New.
2766 (c_common_type_for_mode): Handle fixed-point modes to
2767 return various saturating/non-saturating, signed/unsigned types.
2768 (c_common_signed_or_unsigned_type): Support fixed-point types.
2769 (shorten_compare): Check fixed-point zero.
2770 Handle FIXED_POINT_TYPE.
2771 (c_common_truthvalue_conversion): Handle FIXED_CST.
2772 Handle FIXED_POINT_TYPE.
2773 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2775 (handle_mode_attribute): Handle fixed-point modes. Need to check
2776 if the signness of base type and fixed-point modes are consistent.
2777 (handle_vector_size_attribute): Handle fixed-point modes.
2778 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2779 (warn_for_div_by_zero): Check fixed-point zero.
2780 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2781 a common fixed-point type based on fbit, ibit, sign, and saturation.
2782 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2783 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2784 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2785 (convert_for_assignment): Support FIXED_POINT_TYPE.
2786 (digest_init): Handle FIXED_POINT_TYPE.
2787 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2788 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2789 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2790 GE_EXPR, LT_EXPR, GT_EXPR.
2791 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2792 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2793 * target.h (gcc_target): Add fixed_point_supported_p.
2794 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2795 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2796 (default_fixed_point_supported_p): Define.
2797 * targhooks.h (default_fixed_point_supported_p): Declare.
2798 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2799 * doc/install.texi (Configuration): Add --enable-fixed-point.
2800 * configure.ac (--enable-fixed-point): New to enable fixed-point
2801 arithmetic extension to C. For mips targets, we enable it by default.
2802 * configure, config.in: Regenerate.
2804 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2806 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2808 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2810 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2811 DWARF2_DEBUGGING_INFO.
2812 (cold_text_section_used): Same.
2813 (cold_text_section): Same.
2815 2007-08-20 Richard Guenther <rguenther@suse.de>
2817 * c-typeck.c (convert_for_assignment): Use the type of
2818 the member for the initialization.
2820 2007-08-20 Richard Guenther <rguenther@suse.de>
2822 * c-objc-common.c (c_disregard_inline_limits): Remove.
2823 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2824 * cgraphunit.c (cgraph_process_new_functions): Call
2825 disregard_inline_limits_p.
2826 (cgraph_preserve_function_body_p): Likewise.
2827 * ipa-inline.c (compute_inline_parameters): Likewise.
2828 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2830 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2831 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2832 disregard_inline_limits langhook.
2833 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2835 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2836 disregard_inline_limits langhook.
2837 * tree-inline.c (disregard_inline_limits_p): New function.
2838 * tree-inline.h (disregard_inline_limits_p): Declare.
2840 2007-08-20 Richard Guenther <rguenther@suse.de>
2842 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2843 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2844 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2845 auto_var_in_fn_p langhook.
2846 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2848 * tree.c (auto_var_in_fn_p): ... here.
2849 (find_var_from_fn): Call auto_var_in_fn_p directly.
2850 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2851 auto_var_in_fn_p langhook.
2852 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2853 (copy_body_r): Likewise.
2854 (self_inlining_addr_expr): Likewise.
2855 * tree.h (auto_var_in_fn_p): Declare.
2857 2007-08-20 Richard Guenther <rguenther@suse.de>
2859 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2860 (walk_type_fields): Take lh parameter.
2861 (walk_tree): Rename to ...
2862 (walk_tree_1): ... this. Do not call the walk_subtrees
2863 langhook but the now passed callback. Pass lh on recursion.
2864 (walk_tree_without_duplicates): Rename to ...
2865 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2866 and call walk_tree_1.
2867 * tree.h (walk_tree_lh): New typedef.
2868 (walk_tree_1): Declare.
2869 (walk_tree_without_duplicates_1): Likewise.
2870 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2871 (walk_tree_without_duplicates): New define to
2872 walk_tree_without_duplicates_1 with NULL lh parameter.
2873 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2874 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2876 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2877 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2878 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2881 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2884 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2885 code in front of the compacting of basic blocks.
2886 Move the folding of statements inbetween the cgraph checking
2887 and compacting of basic blocks.
2889 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2890 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2893 * config/alpha/alpha.c (va_list_skip_additions): Check for
2894 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2895 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2896 PLUS_EXPR when checking ap.__base.
2897 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2898 when doing addition on pointer types. Use size_int instead of
2900 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2901 ptr_type in the second operand.
2903 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2906 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2908 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2911 * cfgexpand.c (expand_one_register_var): Mark pointer
2912 DECL_ARTIFICIAL as REG_POINTER also.
2913 * stmt.c (expand_decl): Likewise.
2915 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2922 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2923 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2924 on_worklist argument and avoid adding things to worklist multiple
2926 (add_to_worklist): Ditto.
2927 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2928 single SFT is clobbered.
2929 (set_initial_properties): Ditto.
2930 (compute_call_clobbered): Update for changes to function
2932 (create_overlap_variables_for): Always create SFT for offset 0.
2933 (create_structure_vars): Handle PHI's, since we are in SSA form at
2935 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2936 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2938 (add_vars_for_offset): Figure out aliases from access + points-to.
2939 (add_virtual_operand): Use add_vars-for_offset.
2940 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2941 (add_call_clobber_ops): Remove makes_clobbering_call set.
2942 (get_expr_operands): Always pass through the INDIRECT_REF
2944 * tree-ssa-structalias.c (struct constraint_graph): Remove
2946 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2947 address_taken, pt_used, number_incoming.
2948 (FIRST_ADDR_NODE): Removed.
2949 (merge_graph_nodes): Remove broken code for the moment.
2950 (init_graph): New function.
2951 (build_pred_graph): Remove code to init_graph.
2952 Add location equivalence support.
2953 (struct scc_info): Rename roots to deleted.
2955 (init_scc_info): Ditto
2956 (init_topo_info): Use graph->size.
2957 (compute_topo_order): Ditto.
2958 (do_da_constraint): Removed.
2959 (do_sd_constraint): Remove calls to find().
2960 set_union_with_increment should always get 0 as last arg here.
2961 (do_complex_constraint): Replace do_da_constraint with assert.
2963 (struct equiv_class_label): New.
2964 (pointer_equiv_class_table): Ditto.
2965 (location_equiv_class_table): Ditto.
2966 (equiv_class_label_hash): Ditto.
2967 (equiv_class_label_eq): Ditto
2968 (equiv_class_lookup): Ditto.
2969 (equiv_class_ladd): Ditto.
2970 (pointer_equiv_class): Ditto.
2971 (location_equiv_class): Ditto.
2972 (condense_visit): Rename and rewrite from label_visit to do only
2973 SCC related stuff for HU.
2974 (label_visit): Do HU work for HU.
2975 (perform_var_substitution): Update to do HU and location
2977 (free_var_substitution_info): Update to free HU and location
2978 equivalence structures. */
2979 (find_equivalent_node): Update for pointer but not location
2981 (unite_pointer_equivalences): New function.
2982 (move_complex_constraints): Rewrite to only do moving.
2983 (rewrite_constraints): Split out of move_complex_constraints.
2984 (solve_graph): Use graph->size.
2985 (process_constraint_1): Add from_call argument, use it.
2986 Split *a = &b into two constraints.
2987 (process_constraint): Use new process_constraint_1.
2988 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2989 (get_constraint_for): Handle non-pointer integers properly.
2990 Remove code that used to handle structures.
2991 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2992 with unknown addends.
2993 (handle_rhs_call): New function.
2994 (find_func_aliases): Use handle_rhs_call.
2995 (set_uids_in_ptset): Add an assert.
2996 (set_used_smts): Fix bug in not considering unified vars.
2997 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2998 (compute_points_to_sets): Update for other function changes.
2999 (delete_points_to_sets): Ditto.
3000 (ipa_pta_execute): Ditto.
3001 (pass_ipa_pta): We need to update SSA after ipa_pta.
3003 2007-08-19 Jan Hubicka <jh@suse.cz>
3005 * i386.md: Replace "rim" and "mri" constraints by "g".
3007 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3009 * dwarf2out.c (text_section_used, cold_text_section_used,
3010 cold_text_section, dwarf2out_note_section_used): New.
3011 (dwarf2out_init): Initialize cold_text_section.
3012 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3013 dwarf2out_note_section_used.
3014 (size_of_aranges): Only count entry for text section if it was
3015 used. Count entry for cold text section if it was used.
3016 (output_aranges): Only output entries for text section and cold
3017 text section if they were used.
3019 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3021 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3023 (debug_generic_stmt): Likewise.
3024 (debug_tree_chain): Likewise.
3026 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3028 * tree-data-refs.c (split_constant_offset): Expose.
3029 * tree-data-refs.h (split_constant_offset): Add declaration.
3031 * tree-vectorizer.h (dr_alignment_support): Renamed
3032 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3033 Added a new value dr_explicit_realign.
3034 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3035 dr_offset, dr_step, and dr_aligned_to, along with new access
3036 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3037 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3038 STMT_VINFO_DR_ALIGNED_TO.
3040 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3042 In case of outer-loop vectorization with non-fixed misalignment - use
3043 the dr_explicit_realign scheme instead of the optimized realignment
3045 (new_stmt_vec_info): Initialize new fields.
3047 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3048 'nested_in_vect_loop' case. Change verbosity level.
3049 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3050 Don't fail on zero step in the outer-loop for loads.
3051 (vect_analyze_data_refs): Call split_constant_offset to calculate
3052 base, offset and init relative to the outer-loop.
3054 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3055 BSI function argument with a new function argument - at_loop.
3056 Simplify the condition that determines STEP. Takes additional argument
3057 INV_P. Support outer-loop vectorization (handle the
3058 nested_in_vect_loop case), including zero step in the outer-loop. Call
3059 vect_create_addr_base_for_vector_ref with additional argument.
3060 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3061 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3062 Fixed and simplified calculation of step.
3063 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3064 of bsi, and with additional argument. Call bump_vector_ptr with
3065 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3066 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3067 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3068 when the realignment setup needs to take place inside the loop.
3069 Support the dr_explicit_realign scheme. Allow generating the optimized
3070 realignment scheme for outer-loop vectorization. Added documentation.
3071 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3072 the 'nested_in_vect_loop' case, including loads that are invariant in
3073 the outer-loop and the realignment schemes. Handle the case when the
3074 realignment setup needs to take place inside the loop. Call
3075 vect_setup_realignment with additional arguments. Call
3076 vect_create_data_ref_ptr with additional argument and with loop instead
3077 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3078 (vect_gen_niters_for_prolog_loop): Call
3079 vect_create_addr_base_for_vector_ref with additional arguments.
3080 (vect_create_cond_for_align_checks): Likewise.
3081 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3082 scheme: takes additional argument bump; argument ptr_incr is now
3083 optional; updated documentation.
3084 (vect_init_vector): Takes additional argument (bsi). Use it, if
3085 available, to insert the vector initialization.
3086 (get_initial_def_for_induction): Pass additional argument in call to
3088 (vect_get_vec_def_for_operand): Likewise.
3089 (vect_setup_realignment): Likewise.
3090 (vectorizable_load): Likewise.
3092 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3094 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3095 as argument instead of struct loop.
3096 (nested_in_vect_loop_p): New function.
3097 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3099 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3100 from other phis in the loop.
3101 (destroy_loop_vec_info): Add additional argument to declaration.
3103 * tree-vectorizer.c (supportable_widening_operation): Also check if
3104 nested_in_vect_loop_p (don't allow changing the order in this case).
3105 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3106 of struct loop. Call nested_in_vect_loop_p and don't require
3107 flag_unsafe_math_optimizations if it returns true.
3108 (new_stmt_vec_info): When setting def_type for phis differentiate
3109 loop-header phis from other phis.
3110 (bb_in_loop_p): New function.
3111 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3112 just update their loop_vinfo. Order of BB traversal now matters -
3113 call dfs_enumerate_from with bb_in_loop_p.
3114 (destroy_loop_vec_info): Takes additional argument to control whether
3115 stmt_vinfo of the loop stmts should be destroyed as well.
3116 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3117 reduction stmt to be defines by a non loop-header phi.
3118 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3120 * tree-vect-transform.c (vectorizable_reduction): Call
3121 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3122 (vectorizable_call): Likewise.
3123 (vectorizable_conversion): Likewise.
3124 (vectorizable_operation): Likewise.
3125 (vectorizable_type_promotion): Likewise.
3126 (vectorizable_type_demotion): Likewise.
3127 (vectorizable_store): Likewise.
3128 (vectorizable_live_operation): Likewise.
3129 (vectorizable_reduction): Likewise. Also pass loop_info to
3130 vect_is_simple_reduction instead of loop.
3131 (vect_init_vector): Call nested_in_vect_loop_p.
3132 (get_initial_def_for_reduction): Likewise.
3133 (vect_create_epilog_for_reduction): Likewise.
3134 (vect_init_vector): Check which loop to work with, in case there's an
3136 (get_initial_def_for_inducion): Extend to handle outer-loop
3137 vectorization. Fix indentation.
3138 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3139 In the case vect_induction_def get the vector def from the induction
3140 phi node, instead of calling get_initial_def_for_inducion.
3141 (get_initial_def_for_reduction): Extend to handle outer-loop
3143 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3145 (vect_transform_loop): Change assert to just skip this case. Add a
3147 (vect_finish_stmt_generation): Add a couple asserts.
3149 (vect_estimate_min_profitable_iters): Multiply
3150 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3152 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3153 this is an inner-loop reduction in outer-loop vectorization.
3155 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3156 Same code as what used to be vect_analyze_scalar_cycles, only with
3157 additional argument loop, and loop_info passed to
3158 vect_is_simple_reduction instead of loop.
3159 (vect_analyze_scalar_cycles): Code factored out into
3160 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3161 Updated documentation.
3162 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3163 outer-loop vectorization that are live or not used in the outerloop,
3164 cause this requires special handling.
3165 (vect_enhance_data_refs_alignment): Don't consider versioning for
3167 (vect_analyze_data_refs): Check that there are no datarefs in the
3169 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3170 and vect_used_in_outer_by_reduction cases.
3171 (process_use): Also consider the case of outer-loop stmt defining an
3172 inner-loop stmt and vice versa.
3173 (vect_analyze_loop_1): New function.
3174 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3175 loops. Call vect_analyze_loop_1.
3176 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3177 been vectorized. Call destroy_loop_vec_info with additional argument.
3179 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3180 in the inner-loop when doing outer-loop vectorization. Add
3181 documentation and printout.
3182 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3183 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3185 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3187 * tree-affine.h (print_aff): New prototype.
3188 (debug_aff): Likewise.
3189 * tree-affine.c (print_aff): New function.
3190 (debug_aff): Likewise.
3192 2007-08-18 Paul Brook <paul@codesourcery.com>
3193 Joseph Myers <joseph@codesourcery.com>
3195 * common.opt (-fdebug-prefix-map=): New option.
3196 * opts.c: Include debug.h.
3197 (common_handle_option): Handle -fdebug-prefix-map.
3198 * final.c: Include ggc.h.
3199 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3200 remap_debug_filename): New.
3201 * Makefile.in (final.o, opts.o): Update dependencies.
3202 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3203 * configure.ac: Check for assembler --debug-prefix-map support.
3204 * configure, config.in: Regenerate.
3205 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3206 (ASM_DEBUG_SPEC): Include ASM_MAP.
3207 * doc/install.texi (--with-debug-prefix-map): Document.
3208 * doc/invoke.texi (-fdebug-prefix-map): Document.
3209 * dbxout.c (dbxout_init, dbxout_start_source_file,
3210 dbxout_source_file): Call remap_debug_filename.
3211 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3212 dwarf2out_start_source_file, dwarf2out_finish): Call
3213 remap_debug_filename.
3214 (file_table_relative_p): Do not check d->emitted_number.
3215 * toplev.c (output_file_directive): Call remap_debug_filename.
3216 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3217 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3219 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3221 * loop-invariant.c (find_invariants_to_move): Add missing macro
3224 2007-08-17 Tom Tromey <tromey@redhat.com>
3226 * tree.h (struct tree_label_decl): Removed old "java" fields.
3228 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3229 Nigel Stephens <nigel@mips.com>
3231 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3232 Treat -mno-data-in-code and -mcode-xonly as aliases for
3233 -mcode-readable=no and -mcode-readable=pcrel respectively.
3234 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3235 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3236 (MULTILIB_DIRNAMES): Update accordingly.
3238 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3240 * Makefile.in (version.o): Depend on $(REVISION) only if
3241 REVISION_s is defined.
3243 2007-08-17 Sa Liu <saliu@de.ibm.com>
3244 Ulrich Weigand <uweigand@de.ibm.com>
3247 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3248 use build_qualified_type to retain qualifiers of the base type.
3250 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3252 * config/score/score.md : Update pattern tablejump.
3253 * config/score/score.c : Update score_initialize_trampoline
3255 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3256 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3257 * doc/contrib.texi: Add my entry.
3259 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3261 * Makefile.in (REVISION): New.
3264 (version.o): Also depend on $(REVISION). Add
3265 -DREVISION=$(REVISION_s).
3267 * version.c (version_string): Add REVISION.
3269 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3271 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3272 of GOTO that's relocated to a different block.
3274 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3276 * c-common.c (const_strip_array_types): New.
3277 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3278 (const_strip_array_types): New.
3279 * c-objc-common.c (c_disregard_inline_limits,
3280 c_warn_unused_global_decl): Constify.
3281 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3282 c_vla_type_p, c_incomplete_type_error): Likewise.
3283 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3284 * hooks.c (hook_bool_const_tree_false): New.
3285 * hooks.h (hook_bool_const_tree_false): Likewise.
3286 * langhooks-def.h (lhd_warn_unused_global_decl,
3287 lhd_incomplete_type_error, lhd_expr_size,
3288 lhd_tree_inlining_disregard_inline_limits,
3289 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3290 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3291 * langhooks.c (lhd_warn_unused_global_decl,
3292 lhd_incomplete_type_error,
3293 lhd_tree_inlining_disregard_inline_limits,
3294 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3295 lhd_expr_size): Likewise.
3296 * langhooks.h (lang_hooks_for_tree_inlining,
3297 lang_hooks_for_tree_dump, lang_hooks_for_types,
3298 lang_hooks_for_decls, lang_hooks): Likewise.
3299 * pointer-set.c (pointer_set_t, pointer_set_create,
3300 pointer_set_contains, insert_aux, pointer_set_insert,
3301 pointer_set_traverse, pointer_map_t, pointer_map_create,
3302 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3304 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3305 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3306 pointer_map_traverse): Likewise.
3307 * predict.c (assert_is_empty): Likewise.
3308 * tree-affine.c (free_name_expansion): Likewise.
3309 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3310 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3311 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3313 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3315 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3317 (destroy_loop_vec_info): Add call to VEC_free.
3318 * tree-vectorizer.h (may_alias_ddrs): Define.
3319 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3320 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3321 Change reporting to dump.
3322 (vect_is_duplicate_ddr): New.
3323 (vect_mark_for_runtime_alias_test): New.
3324 (vect_analyze_data_ref_dependences) Add call to
3325 vect_mark_for_runtime_alias_test.
3326 (vect_enhance_data_refs_alignment): Define local variable
3327 vect_versioning_for_alias_required, don't perform
3328 peeling for alignment if versioning for alias is
3330 (vect_enhance_data_refs_alignment): Use
3331 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3332 PARAM_VECT_MAX_VERSION_CHECKS.
3333 * tree-vect-transform.c
3334 (vect_create_cond_for_alias_checks): New.
3335 (vect_transform_loop): Add call to
3336 vect_create_cond_for_alias_checks.
3337 (vect_vfa_segment_size): New.
3338 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3340 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3341 * gcc/doc/invoke.texi
3342 (vect-max-version-for-alignment-checks): Document.
3343 (vect-max-version-for-alias-checks): Document.
3344 (vect-max-version-checks): Remove.
3346 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3349 the same line as the instruction for all asm dialects.
3350 (*rep_movsi): Ditto.
3351 (*rep_movsi_rex64): Ditto.
3352 (*rep_movqi): Ditto.
3353 (*rep_movqi_rex64): Ditto.
3354 (*rep_stosdi_rex64): Ditto.
3355 (*rep_stossi): Ditto.
3356 (*rep_stossi_rex64): Ditto.
3357 (*rep_stosqi): Ditto.
3358 (*rep_stosqi_rex64): Ditto.
3359 (*cmpstrnqi_nz_1): Ditto.
3360 (*cmpstrnqi_nz_rex_1): Ditto.
3361 (*cmpstrnqi_1): Ditto.
3362 (*cmpstrnqi_rex_1): Ditto.
3363 (*strlenqi_1): Ditto.
3364 (*strlenqi_rex_1): Ditto.
3365 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3366 prefix on the same line as the instruction for all asm dialects.
3367 (sync_double_compare_and_swap<mode>): Ditto.
3368 (*sync_double_compare_and_swapdi_pic): Ditto.
3369 (*sync_compare_and_swap_cc<mode>): Ditto.
3370 (sync_double_compare_and_swap_cc<mode>): Ditto.
3371 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3372 (sync_old_add<mode>): Ditto.
3373 (sync_add<mode>): Ditto.
3374 (sync_sub<mode>): Ditto.
3375 (sync_ior<mode>): Ditto.
3376 (sync_and<mode>): Ditto.
3377 (sync_xor<mode>): Ditto.
3379 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3382 * reload.c (find_reloads): Check that the memory returned by
3383 find_reloads_toplev was not the result of forcing a constant
3385 (find_reloads_toplev): Always use simplify_gen_subreg to get
3386 the subreg of a constant. If the result is also a constant,
3387 but not a legitimate one, force it into the constant pool
3388 and reload its address.
3390 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3392 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3395 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3397 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3398 directive for the current vector ABI.
3400 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3403 * caller-save.c (reg_save_code): Set invalide status on restore code.
3405 2007-08-15 Diego Novillo <dnovillo@google.com>
3407 * tree-ssa-alias.c (compute_memory_partitions): Use
3408 alias_bitmap_obstack to allocate bitmaps.
3409 (reset_alias_info): Factor out of init_alias_info.
3410 Mark all name tags not associated to an SSA name for renaming.
3411 (init_alias_info): Call it.
3412 (create_name_tags): Tidy. Add comments.
3413 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3415 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3417 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3418 scheduler dependencies.
3420 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3422 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3424 (*iorsi_1_zext): Likewise.
3425 (*iorsi_1_zext_imm): Likewise.
3426 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3427 with "rm"/"xm" constraint.
3428 (sse2_vmsqrtv2df2): Likewise.
3430 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3433 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3436 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3438 * tree-pass.h (PROP_pta): Removed.
3439 (TODO_rebuild_alias): New.
3440 (pass_may_alias): Removed.
3441 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3442 aliasing if we changed something.
3443 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3445 (pass_may_alias): Removed.
3446 (create_structure_vars): Return TODO_rebuild_alias.
3447 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3448 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3450 (tree_sra_early): We never affect aliasing right now.
3451 * tree-flow.h (compute_may_aliases): New prototype.
3452 * passes.c: Remove pass_may_alias from the passes.
3453 (execute_function_todo): Support TODO_rebuild_alias.
3455 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3457 * i386.c: (legitimize_address): Move dllimported variable check
3458 infront of legitimizing pic address of CONST symbols.
3460 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3462 PR tree-optimization/32941
3463 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3464 (goto_queue_cmp): Remove.
3465 (find_goto_replacement): Change search method.
3466 (maybe_record_in_goto_queue): Add assert.
3467 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3468 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3470 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3472 * alias.c (component_uses_parent_alias_set): Constify.
3473 * alias.h (component_uses_parent_alias_set): Likewise.
3474 * cfgrtl.c (print_rtl_with_bb): Likewise.
3475 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3476 mpz_get_double_int): Likewise.
3477 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3478 mpz_get_double_int): Likewise.
3479 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3480 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3482 * expr.h (safe_from_p): Likewise.
3483 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3485 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3486 zero_sized_type, goa_lhs_expr_p): Likewise.
3487 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3488 * rtl.h (print_rtl_with_bb): Likewise.
3489 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3490 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3491 * tree-flow-inline.h (bb_stmt_list): Constify.
3492 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3494 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3495 const_first_stmt, const_last_stmt): New.
3496 (block_may_fallthru, empty_block_p): Constify.
3497 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3498 EXPR_ONLY_BODY): New.
3499 (expr_first, expr_last, expr_only): Use macro for body.
3500 (const_expr_first, const_expr_last, const_expr_only): New.
3501 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3502 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3503 ctsi_prev, ctsi_stmt): New.
3504 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3505 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3506 * tree-ssa-loop-niter.c (loop_only_exit_p,
3507 derive_constant_upper_bound): Likewise.
3508 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3509 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3510 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3511 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3512 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3513 * tree.c (get_type_static_bounds): Likewise.
3514 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3515 (get_type_static_bounds): Constify.
3517 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3520 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3521 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3522 (*<addsub><mode>3_cc_overflow): New.
3523 (*add<mode>3_cconly_overflow): New.
3524 (*sub<mode>3_cconly_overflow): New.
3525 (*<addsub>si3_zext_cc_overflow): New.
3526 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3527 CCCmode for LTU, GTU, LEU and GEU.
3528 (ix86_comparison_operator): Likewise.
3529 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3530 * config/i386/i386.c (put_condition_code): Support CCCmode.
3531 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3532 or MINUS expressions.
3534 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3537 * c-typeck.c (build_binary_op): Disallow vector float types with
3538 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3540 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3542 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3543 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3544 (dep_def): New typedef.
3545 (init_dep_1, sd_debug_dep): Declare functions.
3546 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3547 (debug_dep_links): Remove.
3548 (struct _deps_list): New field 'n_links'.
3549 (DEPS_LIST_N_LINKS): New macro.
3550 (FOR_EACH_DEP_LINK): Remove.
3551 (create_deps_list, free_deps_list, delete_deps_list): Remove
3553 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3554 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3555 (copy_deps_list_change_con, move_dep_link): Ditto.
3556 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3557 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3559 (INSN_BACK_DEPS): Remove.
3560 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3562 (INSN_DEP_COUNT): Remove.
3563 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3564 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3565 Declare global variables.
3566 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3567 (add_forw_dep, compute_forward_dependences): Remove declarations.
3568 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3569 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3570 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3572 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3574 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3575 (sd_list_types_def): New typedef.
3576 (sd_next_list): Declare function.
3577 (struct _sd_iterator): New type.
3578 (sd_iterator_def): New typedef.
3579 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3581 (FOR_EACH_DEP): New cycle wrapper.
3582 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3584 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3585 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3588 * sched-deps.c (init_dep_1): Make global.
3589 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3591 (dump_dep): New static function.
3592 (dump_dep_flags): New static variable.
3593 (sd_debug_dep): New function.
3594 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3596 (move_dep_link): Use remove_from_deps_list (), instead of
3598 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3599 (dep_link_is_detached_p): New static function.
3600 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3602 (dn_pool, dl_pool): New alloc_pools.
3603 (dn_pool_diff, dl_pool_diff): New static variables.
3604 (create_dep_node, delete_dep_node): New static function.
3605 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3606 (deps_list_empty_p): Make it static. Use 'n_links' field.
3607 (deps_pools_are_empty_p): New static function.
3608 (alloc_deps_list, delete_deps_list): Remove.
3609 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3610 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3611 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3612 (forward_dependency_cache): Remove.
3613 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3614 'back' from the names. Change signature to use dep_t instead of
3616 (add_back_dep): Ditto. Make global.
3617 (check_dep_status): Rename to check_dep ().
3618 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3620 (sd_finish_insn): Ditto.
3621 (sd_find_dep_between_no_cache): New static function.
3622 (sd_find_dep_between): New function.
3623 (ask_dependency_caches, set_dependency_caches): New static functions.
3624 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3625 (add_or_update_dep_1): Separate pieces of functionality into
3626 ask_dependency_caches (), update_dependency_caches (),
3627 change_spec_dep_to_hard (), update_dep ().
3628 (get_back_and_forw_lists): New static function.
3629 (sd_add_dep): Separate setting of dependency caches into
3630 set_dependency_caches ().
3631 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3633 (sd_delete_dep): Ditto.
3634 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3635 (dump_lists): New static function.
3636 (sd_debug_lists): New debug function.
3637 (delete_all_dependences, fixup_sched_groups): Update to use
3638 sd_* infrastructure.
3639 (sched_analyze_2): Create data-speculative dependency only if
3640 data-speculation is enabled.
3641 (sched_analyze_insn): If insn cannot be speculative, make all its
3642 dependencies non-speculative.
3643 (sched_analyze): Use sd_init_insn ().
3644 (add_forw_dep, compute_forward_dependencies): Remove.
3645 (delete_dep_nodes_in_back_deps): New static function.
3646 (sched_free_deps): New function.
3647 (init_dependency_caches): Init alloc_pools.
3648 (extend_depedency_caches): Update after removing of
3649 forward_dependency_cache.
3650 (free_dependency_caches): Ditto. Free alloc_pools.
3651 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3652 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3654 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3655 (add_dependence): Use init_dep ().
3656 (get_dep_weak_1): New static function.
3657 (get_dep_weak): Move logic to get_dep_weak_1 ().
3658 (dump_ds): New static function moved from haifa-sched.c:
3659 debug_spec_status ().
3660 (debug_ds): New debug function.
3661 (check_dep_status): Rename to check_dep (). Update to check whole
3664 * haifa-sched.c (spec_info): Make global.
3665 (added_recovery_block_p): Rename to
3666 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3667 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3668 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3669 to use new interfaces.
3670 (ok_for_early_queue_removal): Ditto.
3671 (schedule_block): Initialize logical uids of insns emitted by the
3673 (sched_init): Initialize new variable.
3674 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3676 (extend_global): Initialize insn data.
3677 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3678 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3680 (add_to_speculative_block): Update to use new interfaces.
3681 (create_recovery_block): Set new variables.
3682 (create_check_block_twin, fix_recovery_deps): Update to use new
3684 (sched_insn_is_legitimate_for_speculation_p): New function.
3685 (speculate_insn): Move checking logic to
3686 sched_insn_is_legitimate_for_speculation_p ().
3687 (sched_remove_insn): Finalize sched-deps information of instruction.
3688 (clear_priorities, add_jump_dependencies): Update to use new
3690 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3692 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3693 to use new interfaces.
3694 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3695 (new_ready): Try to use control speculation only if it is available.
3696 (add_branch_dependences): Update to use new interfaces.
3697 (compute_block_backward_dependences): Rename to
3698 compute_block_dependences (). Call
3699 targetm.sched.dependencies_evaluation_hook ().
3700 (free_block_dependencies): New static function.
3701 (debug_dependencies): Update to use new interfaces.
3702 (schedule_region): Remove separate computation of forward dependencies.
3703 Move call of targetm.sched.dependencies_evaluation_hook () to
3704 compute_block_dependences (). Free dependencies at the end of
3705 scheduling the region.
3707 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3709 (add_deps_for_risky_insns): Ditto.
3710 (schedule_ebb): Remove separate computation of forward dependencies.
3711 Free dependencies at the end of scheduling the ebb.
3713 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3714 (build_intra_loop_deps): Ditto. Remove separate computation of
3715 forward dependencies. Free sched-deps dependencies.
3717 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3718 to use new interfaces.
3719 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3721 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3723 (is_costly_group): Ditto.
3725 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3727 * alias.c (rtx_equal_for_memref_p): Constify.
3728 * basic-block.h (const_edge, const_basic_block): New.
3729 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3730 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3731 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3732 probably_never_executed_bb_p, edge_probability_reliable_p,
3733 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3734 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3736 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3737 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3739 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3740 flow_nodes_print, dfs_enumerate_from): Likewise.
3741 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3742 control_flow_insn_p, count_basic_blocks): Likewise.
3743 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3744 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3745 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3746 average_num_loop_insns, loop_exit_edge_p,
3747 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3748 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3749 average_num_loop_insns, seq_cost): Likewise.
3750 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3751 * dominance.c (dominated_by_p): Likewise.
3752 * emit-rtl.c (validate_subreg): Likewise.
3753 * except.c (can_throw_internal, can_throw_external): Likewise.
3754 * except.h (can_throw_internal, can_throw_external): Likewise.
3755 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3756 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3757 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3758 simple_mem, store_ops_ok, load_kills_store, find_loads,
3759 store_killed_in_insn, store_killed_after, store_killed_before,
3760 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3762 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3763 noce_mem_write_may_trap_or_fault_p): Likewise.
3764 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3766 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3768 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3769 probably_cold_bb_p, probably_never_executed_bb_p,
3770 edge_probability_reliable_p, br_prob_note_reliable_p,
3771 can_predict_insn_p): Likewise.
3772 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3773 * resource.c (return_insn_p): Likewise.
3774 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3776 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3777 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3778 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3779 verify_gimple_modify_stmt): Likewise.
3780 * tree-chrec.c (is_not_constant_evolution,
3781 is_multivariate_chrec_rec, is_multivariate_chrec,
3782 chrec_contains_symbols, chrec_contains_undetermined,
3783 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3784 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3785 eq_evolutions_p, scev_direction): Likewise.
3786 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3787 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3788 chrec_contains_symbols_defined_in_loop,
3789 chrec_contains_undetermined, tree_contains_chrecs,
3790 evolution_function_is_affine_multivariate_p,
3791 evolution_function_is_univariate_p, chrec_zerop,
3792 evolution_function_is_constant_p, evolution_function_is_affine_p,
3793 evolution_function_is_affine_or_constant_p,
3794 tree_does_not_contain_chrecs, chrec_type): Likewise.
3795 * tree-data-ref.c (tree_fold_divides_p,
3796 object_address_invariant_in_loop_p, dr_may_alias_p,
3797 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3798 same_access_functions, constant_access_functions,
3799 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3801 * tree-flow.h (scev_direction): Likewise.
3802 * tree-gimple.c (is_gimple_stmt): Likewise.
3803 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3805 * tree-pretty-print.c (op_prio): Likewise.
3806 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3807 analyzable_condition, backedge_phi_arg_p): Likewise.
3808 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3809 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3810 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3813 2007-08-13 Dan Hipschman <dsh@google.com>
3816 * c-format.c (check_format_arg): Move check for zero-length
3817 format strings below the check for unterminated strings.
3819 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3822 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3825 2007-08-13 Nick Clifton <nickc@redhat.com>
3827 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3829 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3832 * c-format.c (gcc_gfc_length_specs): New array.
3833 (gcc_gfc_char_table): Add unsigned specifier, and references to
3834 the l length modifier.
3835 (format_types_orig): Use the new gcc_gfc_length_specs.
3837 2007-08-12 Sa Liu <saliu@de.ibm.com>
3839 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3840 and with REG_RETVAL note after split.
3842 2007-08-11 David Daney <ddaney@avtrex.com>
3844 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3845 as ATTRIBUTE_UNUSED.
3847 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3848 Segher Boessenkool <segher@kernel.crashing.org>
3850 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3851 HAVE_LOCAL_CPU_DETECT not defined.
3853 2007-08-11 Jan Hubicka <jh@suse.cz>
3855 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3856 (cgraph_process_new_functions): Honor previous value of
3857 disregard_inline_limits.
3858 * ipa-inline.c (compute_inline_parameters): Likewise.
3860 2007-08-11 Ian Lance Taylor <iant@google.com>
3862 * alias.h (alias_set_type): Define new type.
3863 (ALIAS_SET_MEMORY_BARRIER): Use it.
3864 * rtl.h: Include alias.h.
3865 (struct mem_attrs): Use alias_set_type.
3866 * tree.h: Include alias.h
3867 (struct tree_type): Use alias_set_type.
3868 (struct tree_struct_field_tag): Likewise.
3869 (struct tree_decl_common): Likewise.
3870 * alias.c (struct alias_set_entry): Use alias_set_type.
3871 (get_alias_set_entry, alias_set_subset_of): Likewise.
3872 (alias_sets_conflict_p): Likewise.
3873 (alias_sets_must_conflict_p): Likewise.
3874 (objects_must_conflict_p): Likewise.
3875 (get_alias_set, new_alias_set): Likewise.
3876 (record_alias_subset, record_component_aliases): Likewise.
3877 (varargs_set, frame_set): Change to alias_set_type.
3878 (get_varargs_alias_set): Use alias_set_type.
3879 (get_frame_alias_set): Likewise.
3880 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3881 * dse.c (struct store_info): Use alias_set_type.
3882 (struct read_info, struct clear_alias_mode_holder): Likewise.
3883 (clear_alias_set_lookup, canon_address): Likewise.
3884 (record_store, check_mem_read_rtx): Likewise.
3885 (dse_record_singleton_alias_set): Likewise.
3886 (dse_invalidate_singleton_alias_set): Likewise.
3887 * emit-rtl.c (get_mem_attrs): Likewise.
3888 (set_mem_attributes_minus_bitpos): Likewise.
3889 (set_mem_alias_set): Likewise.
3890 * expr.c (store_constructor_field, store_field): Likewise.
3891 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3892 * langhooks.c (lhd_get_alias_set): Likewise.
3893 * langhooks-def.h (lhd_get_alias_set): Likewise.
3894 * reload1.c (alter_reg): Likewise.
3895 * tree-flow.h (struct fieldoff): Likewise.
3896 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3897 (may_alias_p, get_smt_for, create_sft): Likewise.
3898 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3899 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3900 (merge_smts_into): Likewise.
3901 * varasm.c (const_alias_set): Likewise.
3902 * c-common.c (strict_aliasing_warning): Likewise.
3903 (c_common_get_alias_set): Likewise.
3904 * dse.h (dse_record_singleton_alias_set): Update declaration.
3905 (dse_invalidate_singleton_alias_set): Likewise.
3906 * emit-rtl.h (set_mem_alias_set): Likewise.
3907 * c-common.h (c_common_get_alias_set): Likewise.
3908 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3909 * print-tree.c (print_node): Likewise.
3910 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3912 (alpha_setup_incoming_varargs): Use alias_set_type.
3913 * config/i386/i386.c (setup_incoming_varargs_64): Use
3915 (setup_incoming_varargs_ms_64): Likewise.
3916 (ix86_GOT_alias_set): Likewise.
3917 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3918 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3919 (set): Change to alias_set_type.
3920 (get_TOC_alias_set): Use alias_set_type.
3921 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3923 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3924 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3926 (struct_value_alias_set): Likewise.
3927 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3929 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3931 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3932 * config/vxworks.h (TARGET_VXWORKS): Override.
3933 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3934 "mips" if TARGET_VXWORKS.
3936 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3938 * calls.c (avoid_likely_spilled_reg): New function.
3939 (expand_call): Use it.
3941 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3943 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3945 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3947 * config/mips/predicates.md (const_call_insn_operand): Invoke
3948 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3950 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3953 * config/rs6000/driver-rs6000.c: Include link.h.
3954 Use ElfW instead of wordsize-specif typedef.
3956 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3958 * system.h (CONST_CAST): New.
3959 * c-decl.c (c_make_fname_decl): Use it.
3960 * c-lex.c (cb_ident, lex_string): Likewise.
3961 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3962 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3963 give_switch, set_multilib_dir): Likewise.
3964 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3965 * passes.c (execute_one_pass): Likewise.
3966 * prefix.c (update_path): Likewise.
3967 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3968 * tree.c (build_string): Likewise.
3970 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3972 * tree-flow-inline.h (is_exec_stmt): Remove.
3973 (is_label_stmt): Remove.
3974 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3977 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3979 * lower-subreg.c (resolve_shift_zext): Don't adjust
3980 src_reg_num for wordmode operands.
3982 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3983 David Ung <davidu@mips.com>
3985 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3986 (TARGET_SCHED_REORDER2): Define.
3987 (mips_maybe_swap_ready): New.
3988 (mips_last_74k_agen_insn): New.
3989 (mips_74k_agen_init): New.
3990 (mips_74k_agen_reorder): New function to group loads and stores
3992 (mips_sched_init): New.
3993 (mips_sched_reorder): Don't do initialization here. Call
3994 mips_74k_agen_reorder.
3995 (mips_variable_issue): Call mips_74k_agen_init.
3997 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3999 * tree-flow-inline.h (get_filename): Remove.
4001 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4003 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4005 (mips_fetch_insns): Delete in favor of...
4006 (mips_load_store_insns): ...this new function.
4007 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4008 to say whether multiword moves _might_ be split.
4009 (mips_fetch_insns): Delete in favor of...
4010 (mips_load_store_insns): ...this new function.
4011 (mips_rtx_costs): Update the call to mips_address_insns.
4012 (mips_address_cost): Likewise.
4013 * config/mips/mips.md (length): Use mips_load_store_insns instead
4014 of mips_fetch_insns.
4015 * config/mips/constraints.md (R): Use mips_address_insns rather
4016 than mips_fetch_insns. Assume that the move never needs to be split.
4018 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4020 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4021 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4022 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4023 * config/mips/mips.h (mips16_hard_float): Delete.
4024 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4025 definitions, and replace with....
4026 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4027 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4028 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4029 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4030 (override_options): Replace MASK_SOFT_FLOAT references with
4031 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4032 and mips16_hard_float when TARGET_MIPS16.
4034 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4037 * c-typeck.c (build_binary_op): Check for non pointer types before
4038 calling int_fits_type_p.
4040 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4043 * fold-const.c (omit_one_operand): Return only the ommitted expression
4044 if the result is an empty statement.
4045 (pedantic_omit_one_operand): Likewise.
4047 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4049 * c-typeck.c (readonly_error): Improve error for assignment.
4051 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4053 (pp_c_expression): Ditto.
4055 2007-08-09 Simon Baldwin <simonb@google.com>
4057 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4058 break that was preventing simplify_associative_operation() for xor.
4060 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4061 Nigel Stephens <nigel@mips.com>
4063 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4064 Document change in interpretation of value from boolean to
4066 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4067 ffs and ctz using clz.
4068 (expand_unop): Call them.
4069 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4071 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4072 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4073 enable the new ffs expansion on this target.
4075 2007-08-09 Jan Hubicka <jh@suse.cz>
4077 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4078 (expand_ternary_op): Likewise.
4079 (expand_vec_shift_expr): Likewise.
4080 (expand_binop_directly): Likewise.
4081 (expand_binop): Likewise.
4082 (sign_expand_binop): Likewise.
4083 (expand_twoval_unop): Likewise.
4084 (expand_twoval_binop): Likewise.
4085 (expand_twoval_binop_libfunc): Likewise.
4086 (widen_clz): Likewise.
4087 (widen_bswap): Likewise.
4088 (expand_parity): Likewise.
4089 (expand_unop): Likewise.
4090 (expand_abs_nojump): Likewise.
4091 (expand_copysign): Likewise.
4092 (emit_no_conflict_block): Likewise.
4093 (emit_libcall_block): Likewise.
4094 (can_compare_p): Likewise.
4095 (prepare_cmp_insn): Likewise.
4096 (emit_cmp_and_jump_insn_1): Likewise.
4097 (prepare_float_lib_cmp): Likewise.
4098 (emit_conditional_add): Likewise.
4099 (gen_add2_insn): Likewise.
4100 (have_add2_insn): Likewise.
4101 (gen_sub2_insn): Likewise.
4102 (have_sub2_insn): Likewise.
4103 (can_extend_p): Likewise.
4104 (can_fix_p): Likewise.
4105 (can_float_p): Likewise.
4106 (expand_float): Likewise.
4107 (expand_fix): Likewise.
4108 (expand_sfix_optab): Likewise.
4109 (new_optab): Likewise.
4110 (new_convert_optab): Likewise.
4111 (init_libfuncs): Likewise.
4112 (init_interclass_conv_libfuncs): Likewise.
4113 (init_intraclass_conv_libfuncs): Likewise.
4114 (set_conv_libfunc): Likewise.
4115 (init_optabs): Likewise.
4116 (debug_optab_libfuncs): Likewise.
4117 (gen_cond_trap): Likewise.
4118 * optabs.h (optab_handler, convert_optab_hanlder): New.
4119 * genopinit.c: Update optabs generation table.
4120 * reload.c (find_reloads_address_1): Use optabs accestors.
4121 * builtins.c (expand_builtin_mathfn): Likewise.
4122 (expand_builtin_mathfn_2): Likewise.
4123 (expand_builtin_mathfn_3): Likewise.
4124 (expand_builtin_interclass_mathfn): Likewise.
4125 (expand_builtin_sincos): Likewise.
4126 (expand_builtin_cexpi): Likewise.
4127 (expand_builtin_powi): Likewise.
4128 (expand_builtin_strlen): Likewise.
4129 * dojump.c (do_jump): Likewise.
4130 * expr.c (convert_move): Likewise.
4131 (move_by_pieces): Likewise.
4132 (move_by_pieces_ninsns): Likewise.
4133 (can_store_by_pieces): Likewise.
4134 (store_by_pieces_1): Likewise.
4135 (emit_move_via_integer): Likewise.
4136 (emit_move_complex): Likewise.
4137 (emit_move_ccmode): Likewise.
4138 (emit_move_insn_1): Likewise.
4139 (emit_single_push_insn): Likewise.
4140 (store_constructor): Likewise.
4141 (expand_expr_real_1): Likewise.
4142 (do_store_flag): Likewise.
4143 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4144 (enumerate_modes): Likewise.
4145 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4146 (supportable_widening_operation): Likewise.
4147 (supportable_narrowing_operation): Likewise.
4148 * expmed.c (store_bit_field_1): Likewise.
4149 (extract_bit_field_1): Likewise.
4150 (expand_mult_highpart_optab): Likewise.
4151 (expand_smod_pow2): Likewise.
4152 (expand_divmod): Likewise.
4153 (emit_store_flag): Likewise.
4154 * tree-vect-patterns.c
4155 (vect_pattern_recog_1): Likewise.
4156 * tree-ssa-loop-prefetch.c
4157 (nontemporal_store_p): Likewise.
4158 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4159 (vect_create_epilog_for_reduction): Likewise.
4160 (vectorizable_reduction): Likewise.
4161 (vectorizable_operation): Likewise.
4162 (vect_strided_store_supported): Likewise.
4163 (vectorizable_store): Likewise.
4164 (vect_strided_load_supported): Likewise.
4165 (vectorizable_load): Likewise.
4166 * combine.c (simplify_comparison): Likewise.
4167 * tree-vect-generic.c
4168 (type_for_widest_vector_mode): Likewise.
4169 (expand_vector_operations_1): Likewise.
4170 * config/spu/spu.c (spu_expand_mov): Likewise.
4171 (spu_emit_vector_compare): Likewise.
4172 * config/rs6000/rs6000.c
4173 (rs6000_emit_vector_compare): Likewise.
4174 * stmt.c (add_case_node): Likewise.
4175 * reload1.c (gen_reload):
4177 2007-08-09 Michael Matz <matz@suse.de>
4179 * tree.h (fixed_zerop): Declare as taking a const_tree.
4180 * tree.c (fixed_zerop): Take a const_tree.
4182 2007-08-09 Ira Rosen <irar@il.ibm.com>
4184 * tree-vect-transform.c (vectorizable_store): Remove call to
4185 copy_virtual_operands() and call mark_symbols_for_renaming() for
4186 the created vector store.
4187 (vect_setup_realignment): Don't call copy_virtual_operands() and
4188 update_vuses_to_preheader().
4189 (vectorizable_load): Don't call copy_virtual_operands().
4190 (update_vuses_to_preheader): Remove.
4192 2007-08-08 Chao-ying Fu <fu@mips.com>
4194 * tree.def (FIXED_POINT_TYPE): New type.
4195 (FIXED_CST): New constant.
4196 (FIXED_CONVERT_EXPR): New expr.
4197 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4198 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4199 * tree.h (struct tree_base): Add saturating_flag.
4200 Remove one bit of spare for saturating_flag.
4201 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4202 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4203 FIXED_POINT_TYPE_P): Define.
4204 (TYPE_SATURATING): Define.
4205 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4206 (struct tree_fixed_cst): New.
4207 (TYPE_IBIT, TYPE_FBIT): Define.
4208 (tree_node): Add fixed_cst.
4209 (enum tree_index): Add new enumeration values of
4210 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4211 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4212 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4213 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4214 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4215 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4216 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4217 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4218 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4219 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4220 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4221 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4222 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4223 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4224 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4225 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4226 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4227 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4228 (sat_short_fract_type_node, sat_fract_type_node,
4229 sat_long_fract_type_node, sat_long_long_fract_type_node,
4230 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4231 sat_unsigned_long_fract_type_node,
4232 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4233 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4234 unsigned_short_fract_type_node, unsigned_fract_type_node,
4235 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4236 sat_short_accum_type_node, sat_accum_type_node,
4237 sat_long_accum_type_node, sat_long_long_accum_type_node,
4238 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4239 sat_unsigned_long_accum_type_node,
4240 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4241 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4242 unsigned_short_accum_type_node, unsigned_accum_type_node,
4243 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4244 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4245 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4246 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4247 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4248 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4249 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4250 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4251 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4252 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4253 sat_uda_type_node, sat_uta_type_node): New macro.
4254 (make_fract_type, make_accum_type): Declare.
4255 (make_signed_fract_type, make_unsigned_fract_type,
4256 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4257 make_signed_accum_type, make_unsigned_accum_type,
4258 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4259 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4260 make_or_reuse_sat_signed_fract_type,
4261 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4262 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4263 make_or_reuse_sat_unsigned_accum_type): New macro.
4264 (fixed_zerop): Declare.
4265 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4266 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4267 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4268 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4269 * treestruct.def: Add TS_FIXED_CST.
4270 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4272 (tree-dump.o): Likewise.
4273 (print-tree.o): Likewise.
4274 (tree-pretty-print.o): Likewise.
4275 (fold-const.o): Likewise.
4276 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4277 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4278 (is_gimple_min_invariant): Handle FIXED_CST.
4279 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4280 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4281 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4282 (layout_type): Handle FIXED_POINT_TYPE.
4283 (make_fract_type, make_accum_type): New functions.
4284 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4285 * tree-dump.c (fixed-value.h): New include.
4286 (dump_fixed): New function.
4287 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4288 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4289 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4290 * tree-pretty-print.c (fixed-value.h): New include.
4291 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4293 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4294 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4295 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4296 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4297 for non-saturating fixed-point types.
4298 (reassociate_bb): Likewise.
4299 * emit-rtl.c (fixed-value.h): New include.
4300 (fconst0, fconst1): New array.
4301 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4302 * tree-vect-generic.c expand_vector_operation): Support
4303 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4305 (type_for_widest_vector_mode): Add one parameter for the
4307 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4309 Pass the satp parameter to type_for_mode for fixed-point types.
4310 (expand_vector_operations_1): Pass the saturating flag to
4311 type_for_widest_vector_mode.
4312 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4313 and MODE_VECTOR_UACCUM.
4314 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4315 (vectorizable_condition): Likewise.
4316 * tree.c (fixed-value.h): New include.
4317 (tree_code_size): Support FIXED_CST.
4318 (build_fixed): New function.
4319 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4320 (fixed_zerop): New function.
4321 (tree_node_structure): Support FIXED_CST.
4322 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4323 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4324 (type_hash_eq): Handle FIXED_POINT_TYPE.
4325 (simple_cst_equal): Support FIXED_CST.
4326 (iterative_hash_expr): Handle FIXED_CST.
4327 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4328 (get_narrower): Likewise.
4329 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4330 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4331 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4332 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4334 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4335 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4336 (initializer_zerop): Support FIXED_CST.
4337 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4338 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4339 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4340 (is_base_type): Handle FIXED_POINT_TYPE.
4341 (add_type_attribute): Handle FIXED_POINT_TYPE.
4342 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4343 * print-tree.c (fixed-value.h): New include.
4344 (print_node_brief): Support FIXED_CST.
4345 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4346 * c-pretty-print.c (fixed-value.h): New include.
4347 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4348 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4349 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4350 Support fixed-point types for inner items in VECTOR_TYPE.
4351 (pp_c_direct_declarator): Likewise.
4352 (pp_c_declarator): Likewise.
4353 (pp_c_fixed_constant): New function.
4354 (pp_c_constant): Handle FIXED_CST.
4355 (pp_c_primary_expression): Likewise.
4356 (pp_c_expression): Likewise.
4357 * fold-const.c (fixed-value.h): New include.
4358 (negate_expr_p): Return true for FIXED_CST.
4359 (fold_negate_expr): Support FIXED_CST.
4360 (split_tree): Support FIXED_CST.
4361 (const_binop): Support FIXED_CST.
4362 (fold_convert_const_int_from_fixed): New function to convert from
4364 (fold_convert_const_real_from_fixed): New function to convert from
4366 (fold_convert_const_fixed_from_fixed): New function to convert from
4367 fixed to another fixed.
4368 (fold_convert_const_fixed_from_int): New function to convert from
4370 (fold_convert_const_fixed_from_real): New function to convert from
4372 (fold_convert_const): Support conversions from fixed to int, from
4373 fixed to real, from fixed to fixed, from int to fixed, and from real
4375 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4376 (operand_equal_p): Support FIXED_CST.
4377 (make_range): For fixed-point modes, we need to pass the
4378 saturating flag as the 2nd parameter.
4379 (tree_swap_operands_p): Handle FIXED_CST.
4380 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4382 (fold_unary): Support FIXED_CONVERT_EXPR.
4383 (fold_binary): Handle FIXED_CST.
4384 Make sure the type is not saturating, before associating operations.
4385 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4386 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4387 (fold_negate_const): Support FIXED_CST.
4388 (fold_relational_const): Support FIXED_CST.
4389 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4390 (gimplify_expr): Handle FIXED_CST.
4391 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4392 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4393 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4394 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4395 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4396 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4397 LONG_LONG_ACCUM_TYPE_SIZE.
4398 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4399 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4400 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4401 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4402 MODE_ACCUM, and MODE_UACCUM.
4403 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4404 fixed-point types to disable reduction.
4405 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4407 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4409 * config/rs6000/x-rs6000: New file.
4410 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4411 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4412 (EXTRA_SPEC_FUNCTIONS): Define.
4413 (HAVE_LOCAL_CPU_DETECT): Define.
4414 (CC1_CPU_SPEC): Define.
4415 * config/rs6000/driver-rs6000.c: New file.
4416 * config/rs6000/aix.h (CC1_SPEC): Define.
4417 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4418 * config.host: Add x-rs6000 to host_xmake_file if host and target
4419 are rs6000 or powerpc.
4421 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4423 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4425 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4426 Sandra Loosemore <sandra@codesourcery.com>
4427 Chao-ying Fu <fu@mips.com>
4428 Nigel Stephens <nigel@mips.com>
4429 David Ung <davidu@mips.com>
4431 * doc/invoke.texi (-mcode-readable): Document.
4432 * config/mips/mips.opt (mcode-readable): New option.
4433 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4434 * config/mips/mips.h (mips_code_readable_setting): New enum.
4435 (mips_code_readable): Declare.
4436 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4437 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4438 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4439 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4440 boiler-plate comments.
4441 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4442 * config/mips/mips.c (mips_code_readable): New variable.
4443 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4444 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4445 context and -mcode-readable setting to restrict the use of
4446 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4447 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4448 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4449 (mips_blocks_for_constant_p): Only return false for
4450 TARGET_MIPS16_PCREL_LOADS.
4451 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4452 for MIPS16. Handle SYMBOL_32_HIGH.
4453 (mips_const_insns): Allow HIGHs for MIPS16 too.
4454 (mips_unspec_address_offset): New function, split out from...
4455 (mips_unspec_address): ...here.
4456 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4457 16-bit symbolic constants. Assert approropiate conditions for
4458 using the "la" and "dla" macros.
4459 (mips_handle_option): Handle -mcode-readable=.
4460 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4461 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4462 (mips_strip_unspec_address): New function, split out from...
4463 (print_operand_reloc): ...here.
4464 (print_operand): Pass constants through mips_strip_unspec_address.
4465 (print_operand_address): Likewise.
4466 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4467 (mips_select_rtx_section): Remove MIPS16 handling.
4468 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4469 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4470 (mips16_lay_out_constants): Do nothing unless
4471 TARGET_MIPS16_PCREL_LOADS.
4472 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4473 * config/mips/mips.md: Split HIGHs for MIPS16.
4474 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4476 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4478 * config/mips/mips-protos.h (mips_emit_move): Declare.
4479 * config/mips/mips.c (mips_emit_move): New function.
4480 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4481 (mips_legitimize_const_move): Likewise.
4482 (mips_legitimize_move): Likewise.
4483 (mips_split_64bit_move): Likewise.
4484 (mips_restore_gp): Likewise.
4485 (mips_load_call_address): Likewise.
4486 (mips_emit_fcc_reload): Likewise.
4487 (mips_set_return_address): Likewise.
4488 (mips_block_move_straight): Likewise.
4489 (mips_block_move_loop): Likewise.
4490 (mips_setup_incoming_varargs): Likewise.
4491 (mips_save_reg): Likewise.
4492 (mips_expand_prologue): Likewise.
4493 (mips_restore_reg): Likewise.
4494 (mips_expand_epilogue): Likewise.
4495 (mips_output_mi_thunk): Likewise.
4496 (build_mips16_call_stub): Likewise.
4497 (mips_builtin_branch_and_move): Likewise.
4498 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4499 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4500 (fixuns_truncdfdi2): Likewise.
4501 (fixuns_truncsfsi2): Likewise.
4502 (fixuns_truncsfdi2): Likewise.
4503 (loadgp_absolute): Likewise.
4504 (builtin_setjmp_setup): Likewise.
4505 (builtin_longjmp): Likewise.
4506 (untyped_call): Likewise.
4508 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4510 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4511 an "rtx *" argument. Return a bool.
4512 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4513 values and return true if they can be split. Take the same kind of
4514 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4515 and store the lo_sum there if nonnull. Use the symbol type to
4516 determine whether a $gp or HIGH is needed.
4517 (mips_legitimize_address): Update call to mips_split_symbol and
4518 simplify accordingly.
4519 (mips_legitimize_const_move): Likewise.
4520 * config/mips/mips.md: In the combine define_split,
4521 check mips_split_symbol instead of splittable_symbolic_operand.
4522 Update use of mips_split_symbol in the generator code.
4523 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4525 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4527 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4528 (mips_symbol_insns_1): New function, split out from...
4529 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4530 and stores separately from load addresses.
4531 (mips_classify_address): Replace uses of mips_symbolic_address_p
4532 with uses of mips_symbol_insns.
4533 (mips_address_insns): Update calls to mips_symbol_insns.
4534 (mips_const_insns): Likewise.
4535 (mips_legitimize_address): Likewise.
4537 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4539 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4540 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4541 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4542 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4543 non-call contexts if TARGET_MIPS16.
4544 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4545 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4546 code for SYMBOL_ABSOLUTE.
4547 (mips_symbol_insns): Likewise.
4549 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4551 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4552 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4553 (mips_symbolic_constant_p): Likewise. Update the call to
4554 mips_classify_symbol.
4555 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4556 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4557 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4558 (print_operand_reloc): Add a context argument. Update the call to
4559 mips_symbolic_constant_p.
4560 (print_operand): Update the calls to print_operand_reloc.
4561 (print_operand_address): Use print_operand_reloc rather than
4563 (mips_rewrite_small_data_p): Add a context argument. Update the call
4564 to mips_symbolic_constant_p.
4565 (mips_small_data_pattern_1): Make DATA the containing mem.
4566 Update the call to mips_rewrite_small_data_p.
4567 (mips_rewrite_small_data_1): Likewise.
4568 (mips_use_anchors_for_symbol_p): Update the call to
4569 mips_symbolic_constant_p.
4570 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4571 (splittable_symbolic_operand): Likewise.
4572 (move_operand): Likewise.
4573 (absolute_symbolic_operand): Likewise.
4574 (got_disp_operand): Likewise.
4575 (got_page_ofst_operand): Likewise.
4577 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4579 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4580 (SYMBOL_ABSOLUTE): ...this.
4581 (SYMBOL_SMALL_DATA): Rename to...
4582 (SYMBOL_GP_RELATIVE): ...this.
4583 (SYMBOL_CONSTANT_POOL): Rename to...
4584 (SYMBOL_PC_RELATIVE): ...this.
4585 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4586 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4587 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4588 after above changes.
4589 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4590 (general_symbolic_operand): Rename to...
4591 (absolute_symbolic_operand): ...this.
4592 * config/mips/mips.md: Update after above changes.
4594 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4595 Revital Eres <eres@il.ibm.com>
4597 * ddg.c (print_ddg): Add dump information.
4598 * modulo-sched.c (print_node_sched_params): Add parameter and
4600 (calculate_maxii): Remove function.
4601 (undo_generate_reg_moves): Likewise.
4602 (undo_permute_partial_schedule): Likewise.
4603 (kernel_number_of_cycles): Likewise.
4604 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4605 (sms_schedule): Use it. Remove profitability checks.
4606 (sms_schedule_by_order): Fix order of nodes within the cycle.
4608 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4610 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4611 -profile option, add pie support.
4612 (ENDFILE_SPEC): New spec.
4613 * config/gnu.h (LIB_SPEC): Add -profile option.
4615 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4617 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4618 * config/gnu.h (LIB_SPEC): Likewise.
4620 2007-08-07 Yaz Saito <saito@google.com>
4621 Ian Lance Taylor <iant@google.com>
4623 * common.opt (finstrument-functions-exclude-function-list): New
4625 (finstrument-functions-exclude-file-list): New option.
4626 * opts.c (char_p): Define and DEF_VEC.
4627 (flag_instrument_functions_exclude_functions): New static
4629 (flag_instrument_functions_exclude_files): New static variable.
4630 (add_instrument_functions_exclude_list): New static function.
4631 (flag_instrument_functions_exclude_p): New function.
4632 (common_handle_option): Handle new options.
4633 * flags.h (flag_instrument_functions_exclude_p): Declare.
4634 * gimplify.c (gimplify_function_tree): Call
4635 flag_instrument_functions_exclude_p.
4636 * doc/invoke.texi (Option Summary): Mention new options.
4637 (Code Gen Options): Document new options.
4639 2007-08-07 Ian Lance Taylor <iant@google.com>
4641 PR rtl-optimization/32776
4642 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4643 (resolve_use): Likewise.
4644 (decompose_multiword_subregs): Remove "changed" local variable.
4646 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4648 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4649 * configure: Regenerate.
4650 * config.in: Regenerate.
4651 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4654 2007-08-07 Ian Lance Taylor <iant@google.com>
4656 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4657 note, just delete the insn.
4659 2007-08-07 Andreas Schwab <schwab@suse.de>
4662 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4665 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4667 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4668 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4669 (decompose_multiword_subregs): Use the functions above to decompose
4670 multiword shifts and zero-extends.
4672 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4674 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4675 "assemble" descriptions which were swapped.
4677 2007-08-06 Chao-ying Fu <fu@mips.com>
4679 * fixed-value.h: New file.
4680 * fixed-value.c: New file.
4681 * Makefile.in (OBJS-common): Add fixed-value.o.
4682 (fixed-value.o): New rule.
4683 (GTFILES): Add fixed-value.h.
4684 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4685 to compare a.low and b.low.
4686 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4688 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4689 Daniel Jacobowitz <dan@codesourcery.com>
4692 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4694 (x86_64-*-netbsd*): Likewise.
4695 (x86_64-*-linux*): Likewise.
4696 (x86_64-*-kfreebsd*-gnu): Likewise.
4697 (x86_64-*-knetbsd*-gnu): Likewise.
4698 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4700 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4702 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4703 Add -fno-asynchronous-unwind-tables.
4705 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4706 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4707 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4708 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4709 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4711 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4713 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4714 (TARGET_C_MODE_FOR_SUFFIX): New.
4716 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4718 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4720 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4722 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4724 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4726 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4727 before checking function returns in conditional expressions.
4729 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4732 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4734 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4737 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4738 for INTEGRAL_TYPE_P.
4740 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4742 * configure.ac: Remove --enable-checking=df from default settings.
4743 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4744 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4745 if the parameter is true.
4746 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4747 DF_VERIFY_SCHEDULED flag is true.
4748 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4749 (df_finish_pass): Adjust prototype.
4750 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4753 * see.c (pass_see): Add TODO_df_verify.
4754 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4755 * global.c (rest_of_handle_global_alloc): Schedule verification
4757 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4759 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4760 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4761 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4763 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4764 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4765 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4767 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4768 Revital Eres <eres@il.ibm.com>
4770 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4772 * ddg.c (create_ddg_dependence): Rename to...
4773 (create_ddg_dep_from_intra_loop_link): This. Do not check
4774 for interloop edges. Do not create anti dependence edge when
4775 a true dependence edge exists in the opposite direction and
4776 -fmodulo-sched-allow-regmoves is set.
4777 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4778 (add_cross_iteration_register_deps): Create anti dependence edge
4779 when -fno-modulo-sched-allow-regmoves is set.
4780 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4782 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4784 * config/arm/arm.md (movsi): Add braces.
4786 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4789 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4790 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4793 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4795 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4796 state accessor functions.
4797 * cfgloopmanip.c (remove_path, create_preheaders,
4798 force_single_succ_latches, fix_loop_structure): Ditto.
4799 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4800 tree_duplicate_loop_to_header_edge): Ditto.
4801 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4802 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4804 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4805 cleanup_tree_cfg): Ditto.
4806 * tree-cfg.c (tree_merge_blocks): Ditto.
4807 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4808 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4809 loop_preheader_edge, single_exit): Ditto.
4810 (flow_loops_find): Do not clear loops->state.
4811 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4812 loops_state_clear): New functions.
4814 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4817 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4818 when adding to the base and convert ELT to sizetype instead of type.
4820 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4823 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4824 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4826 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4829 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4830 correct type the negate expression.
4832 2007-08-03 Jan Hubicka <jh@suse.cz>
4834 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4837 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4839 * config/rs6000/rs6000.c (struct processor_cost): Change
4840 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4841 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4843 (rios1_costs, rios2_cost): Correct cache line size.
4844 (rs6000_override_options): Set l2-cache-size parameter.
4846 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4847 Diego Novillo <dnovillo@google.com>
4850 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4851 if the range includes 0.
4853 2007-08-03 Ben Elliston <bje@au.ibm.com>
4855 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4856 mode to unspec expressions to silence a warning from the generator
4859 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4861 * config/ia64/constraints.md ("U"): Make constraint vector only.
4863 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4866 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4867 always_inline attribute on the function decl.
4869 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4872 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4873 if we are compiling with -fPIC.
4875 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4876 Nigel Stephens <nigel@mips.com>
4878 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4879 Define for MIPS32 and MIPS64.
4881 2007-08-02 Nick Clifton <nickc@redhat.com>
4883 * config/host-hpux.c: Change copyright header to refer to version
4884 3 of the GNU General Public License and to point readers at the
4885 COPYING3 file and the FSF's license web page.
4886 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4887 config/alpha/linux.h, config/alpha/alpha.opt,
4888 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4889 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4890 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4891 config/alpha/alpha.h, config/alpha/sync.md,
4892 config/alpha/openbsd.h, config/alpha/alpha.md,
4893 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4894 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4895 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4896 config/alpha/constraints.md, config/alpha/osf.h,
4897 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4898 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4899 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4900 config/frv/frv-asm.h, config/frv/frv-protos.h,
4901 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4902 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4903 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4904 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4905 config/s390/s390.opt, config/s390/s390-modes.def,
4906 config/s390/fixdfdi.h, config/s390/constraints.md,
4907 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4908 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4909 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4910 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4911 config/m32c/prologue.md, config/m32c/m32c.abi,
4912 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4913 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4914 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4915 config/m32c/jump.md, config/m32c/shift.md,
4916 config/m32c/m32c-protos.h, config/libgloss.h,
4917 config/spu/spu-protos.h, config/spu/predicates.md,
4918 config/spu/spu-builtins.h, config/spu/spu.c,
4919 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4920 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4921 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4922 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4923 config/sparc/hypersparc.md, config/sparc/predicates.md,
4924 config/sparc/linux.h, config/sparc/sp64-elf.h,
4925 config/sparc/supersparc.md, config/sparc/cypress.md,
4926 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4927 config/sparc/niagara.md, config/sparc/sparc.md,
4928 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4929 config/sparc/sparc.opt, config/sparc/sync.md,
4930 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4931 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4932 config/sparc/sparc.c, config/sparc/little-endian.opt,
4933 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4934 config/sparc/linux64.h, config/sparc/freebsd.h,
4935 config/sparc/sol2.h, config/sparc/rtemself.h,
4936 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4937 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4938 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4939 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4940 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4941 config/m32r/linux.h, config/m32r/constraints.md,
4942 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4943 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4944 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4945 config/i386/i386.md, config/i386/netware-crt0.c,
4946 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4947 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4948 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4949 config/i386/sol2.h, config/i386/constraints.md,
4950 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4951 config/i386/predicates.md, config/i386/geode.md,
4952 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4953 config/i386/freebsd64.h, config/i386/vxworksae.h,
4954 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4955 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4956 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4957 config/i386/netware.h, config/i386/i386-modes.def,
4958 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4959 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4960 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4961 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4962 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4963 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4964 config/i386/xm-mingw32.h, config/i386/linux64.h,
4965 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4966 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4967 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4968 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4969 config/i386/cygwin2.c, config/i386/i386-protos.h,
4970 config/i386/sync.md, config/i386/openbsd.h,
4971 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4972 config/i386/nto.h, config/i386/biarch64.h,
4973 config/i386/i386-coff.h, config/i386/freebsd.h,
4974 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4975 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4976 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4977 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4978 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4979 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4980 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4981 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4982 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4983 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4984 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4985 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4986 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4987 config/sh/superh64.h, config/sh/rtemself.h,
4988 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4989 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4990 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4991 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4992 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4993 config/avr/predicates.md, config/avr/constraints.md,
4994 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4995 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4996 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4997 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4998 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4999 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5000 config/c4x/predicates.md, config/c4x/c4x.h,
5001 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5002 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5003 config/xtensa/linux.h, config/xtensa/xtensa.h,
5004 config/xtensa/elf.h, config/xtensa/xtensa.md,
5005 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5006 config/xtensa/xtensa-protos.h, config/dbx.h,
5007 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5008 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5009 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5010 config/host-solaris.c, config/fr30/fr30.h,
5011 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5012 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5013 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5014 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5015 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5016 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5017 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5018 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5019 config/cris/predicates.md, config/cris/linux.h,
5020 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5021 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5022 config/cris/aout.opt, config/cris/cris-protos.h,
5023 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5024 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5025 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5026 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5027 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5028 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5029 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5030 config/chorus.h, config/mn10300/mn10300.c,
5031 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5032 config/mn10300/mn10300.h, config/mn10300/linux.h,
5033 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5034 config/mn10300/mn10300.md, config/ia64/predicates.md,
5035 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5036 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5037 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5038 config/ia64/freebsd.h, config/ia64/ia64.md,
5039 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5040 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5041 config/gofast.h, config/rtems.h, config/sol2-10.h,
5042 config/m68k/predicates.md, config/m68k/m68k.md,
5043 config/m68k/linux.h, config/m68k/m68k-modes.def,
5044 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5045 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5046 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5047 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5048 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5049 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5050 config/m68k/constraints.md, config/m68k/rtemself.h,
5051 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5052 config/m68k/uclinux.h, config/rs6000/power4.md,
5053 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5054 config/rs6000/linux.h, config/rs6000/eabi.h,
5055 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5056 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5057 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5058 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5059 config/rs6000/windiss.h, config/rs6000/603.md,
5060 config/rs6000/aix41.h, config/rs6000/cell.md,
5061 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5062 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5063 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5064 config/rs6000/default64.h, config/rs6000/7xx.md,
5065 config/rs6000/darwin.opt, config/rs6000/spe.md,
5066 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5067 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5068 config/rs6000/7450.md, config/rs6000/linux64.h,
5069 config/rs6000/constraints.md, config/rs6000/440.md,
5070 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5071 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5072 config/rs6000/rs6000.h, config/rs6000/power6.md,
5073 config/rs6000/predicates.md, config/rs6000/altivec.md,
5074 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5075 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5076 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5077 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5078 config/rs6000/linux64.opt, config/rs6000/sync.md,
5079 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5080 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5081 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5082 config/rs6000/eabispe.h, config/rs6000/e500.h,
5083 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5084 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5085 config/rs6000/aix.h, config/rs6000/vxworks.h,
5086 config/rs6000/40x.md, config/rs6000/aix51.h,
5087 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5088 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5089 config/arc/arc.h, config/mcore/mcore-elf.h,
5090 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5091 config/mcore/mcore.md, config/mcore/mcore.c,
5092 config/mcore/mcore.opt, config/mcore/mcore.h,
5093 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5094 config/score/predicates.md, config/score/score-version.h,
5095 config/score/score-protos.h, config/score/misc.md,
5096 config/score/elf.h, config/score/score.c, config/score/mac.md,
5097 config/score/score7.md, config/score/score.h,
5098 config/score/score-conv.h, config/score/score-mdaux.c,
5099 config/score/score.md, config/score/score.opt,
5100 config/score/score-modes.def, config/score/score-mdaux.h,
5101 config/score/mul-div.S, config/arm/uclinux-elf.h,
5102 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5103 config/arm/symbian.h, config/arm/linux-elf.h,
5104 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5105 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5106 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5107 config/arm/strongarm-pe.h, config/arm/arm.h,
5108 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5109 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5110 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5111 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5112 config/arm/arm-cores.def, config/arm/arm-protos.h,
5113 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5114 config/arm/wince-pe.h, config/arm/neon.md,
5115 config/arm/constraints.md, config/arm/neon.ml,
5116 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5117 config/arm/arm.opt, config/arm/arm926ejs.md,
5118 config/arm/predicates.md, config/arm/iwmmxt.md,
5119 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5120 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5121 config/arm/neon-testgen.ml, config/arm/arm.md,
5122 config/arm/xscale-coff.h, config/arm/pe.c,
5123 config/arm/arm-generic.md, config/arm/pe.h,
5124 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5125 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5126 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5127 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5128 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5129 config/pa/predicates.md, config/pa/pa64-hpux.h,
5130 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5131 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5132 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5133 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5134 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5135 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5136 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5137 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5138 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5139 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5140 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5141 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5142 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5143 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5144 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5145 config/mips/linux64.h, config/mips/elforion.h,
5146 config/mips/constraints.md, config/mips/generic.md,
5147 config/mips/predicates.md, config/mips/4300.md,
5148 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5149 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5150 config/mips/5k.md, config/mips/vr4120-div.S,
5151 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5152 config/mips/mips-protos.h, config/mips/6000.md,
5153 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5154 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5155 config/mips/mips-modes.def, config/mips/vr.h,
5156 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5157 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5158 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5159 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5160 config/vax/openbsd1.h, config/vax/netbsd.h,
5161 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5162 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5163 config/h8300/rtems.h, config/h8300/predicates.md,
5164 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5165 config/h8300/h8300.md, config/h8300/h8300.opt,
5166 config/h8300/coff.h, config/h8300/h8300-protos.h,
5167 config/v850/v850.md, config/v850/predicates.md,
5168 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5169 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5170 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5171 config/mmix/mmix.h, config/mmix/predicates.md,
5172 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5173 config/mmix/mmix.c, config/mmix/mmix.opt,
5174 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5175 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5176 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5177 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5180 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5182 * emit-rtl.c (reset_used_decls): Rename to...
5183 (set_used_decls): ...this. Set the used flag rather than clearing it.
5184 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5185 DECL_RTLs rather than resetting them.
5187 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5189 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5191 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5193 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5194 argument to find_reloads_address.
5196 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5198 PR tree-optimization/32919
5199 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5200 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5201 (coalesce_ssa_name): Call it.
5203 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5204 David Ung <davidu@mips.com>
5206 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5207 (__mips16_unorddf2, __mips16_floatunsidf): New.
5208 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5210 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5212 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5214 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5215 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5216 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5217 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5218 * omp-low.c (get_ws_args_for, determine_parallel_type,
5219 expand_omp_for_generic, expand_omp_for_static_nochunk,
5220 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5221 Work with more precise CFG.
5222 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5223 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5225 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5226 * gimple-low.c (lower_stmt): Ditto.
5227 * tree-inline.c (estimate_num_insns_1): Ditto.
5228 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5229 (OMP_SECTIONS_SWITCH): New.
5230 * tree-cfgcleanup.c (cleanup_omp_return): New.
5231 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5232 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5233 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5234 (tree_redirect_edge_and_branch): Handle omp constructs.
5236 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5237 with three arguments.
5239 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5241 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5244 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5246 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5247 the loop structures may need fixing.
5248 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5250 (cleanup_tree_cfg_loop): Removed.
5251 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5252 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5253 instead of running cleanup_tree_cfg_loop.
5254 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5255 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5256 (tree_predictive_commoning): Declaration changed.
5257 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5259 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5261 * doc/invoke.texi (l1-cache-size): Update documentation.
5262 (l2-cache-size): Document.
5263 * params.h (L2_CACHE_SIZE): New macro.
5264 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5265 that L1_CACHE_SIZE is in kB now.
5266 (L2_CACHE_SIZE_BYTES): New macro.
5267 (tree_ssa_prefetch_arrays): Show size in kB.
5268 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5269 and l2_cache_size fields.
5270 * config/i386/driver-i386.c (describe_cache): Detect cache size
5272 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5273 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5274 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5275 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5276 (override_options): Set l1-cache-size and l2-cache-size to default
5277 values if not specified otherwise.
5278 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5279 (PARAM_L2_CACHE_SIZE): New.
5281 2007-08-01 Nigel Stephens <nigel@mips.com>
5282 David Ung <davidu@mips.com>
5283 Thiemo Seufer <ths@mips.com>
5284 Chris Dearman <chris@mips.com>
5285 Richard Sandiford <richard@codesourcery.com>
5287 * config.gcc (mips*-sde-elf*): New stanza.
5288 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5289 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5290 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5291 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5292 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5293 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5295 * config/mips/sde.h: New file.
5296 * config/mips/t-libgcc-mips16: Likewise.
5297 * config/mips/t-sde: Likewise.
5298 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5299 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5300 _MIPS_FPSET and _MIPS_SZINT.
5301 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5302 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5303 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5304 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5305 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5306 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5307 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5308 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5309 _MIPS_SZPTR and _MIPS_FPSET.
5310 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5311 architecture is specified.
5312 (MIPS_32BIT_OPTION_SPEC): New macro.
5314 2007-07-31 Dan Hipschman <dsh@google.com>
5316 * gcc.c (end_going_arg): New function.
5317 (do_spec_2): Use it.
5318 (do_spec_1): Use it.
5320 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5322 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5323 only if ENABLE_CHECKING is defined.
5325 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5327 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5328 df_ru_add_problem, df_ru_get_bb_info): Removed.
5329 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5330 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5331 df_ru_free_bb_info, df_ru_alloc,
5332 df_ru_bb_local_compute_process_def,
5333 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5334 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5335 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5336 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5337 df_ru_add_problem): Removed.
5339 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5342 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5343 (casesi32p, casesi64p): Likewise.
5344 (casesi): Adjust for above.
5346 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5348 * mode-switching.c (create_pre_exit): Don't search past calls.
5350 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5352 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5354 2007-07-31 Revital Eres <eres@il.ibm.com>
5356 * ddg.c (add_deps_for_def): Rename to...
5357 (add_cross_iteration_register_deps): This. Change implementation
5358 to use only reaching def and def-use chains to construct the
5359 inter loop dependencies.
5360 (add_deps_for_use): Remove function.
5361 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5362 function to build the inter loop dependencies.
5363 * modulo-sched.c (sms_schedule): Build only
5364 reaching def and def-use chains for the propose of the ddg
5367 2007-07-31 Julian Brown <julian@codesourcery.com>
5369 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5370 New define_insns. Use correct RTL.
5371 (vec_set<mode>): Write as expander.
5373 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5375 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5376 to an unallocated space.
5378 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5381 (split_constant_offset): Enable split_constant_offset to extract
5382 constants from other statements.
5383 * tree-vect-transform.c
5384 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5385 to a temp var. Force base_offset to be simple.
5387 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5389 * df-scan.c (df_scan_verify): Remove artificial limit on
5390 the number of blocks for verification.
5391 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5392 df_simulate_defs): Avoid unnecessary insn checking for defs.
5394 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5396 * config/m68k/lb1sf68.asm (FUNC): New macro.
5398 (__udivsi3): Likewise.
5399 (__divsi3): Likewise.
5400 (__umodsi3): Likewise.
5401 (__modsi3): Likewise.
5402 (__subdf3): Likewise.
5403 (__adddf3): Likewise.
5404 (__muldf3): Likewise.
5405 (__divdf3): Likewise.
5406 (__negdf2): Likewise.
5407 (__cmpdf2): Likewise.
5408 (__subsf3): Likewise.
5409 (__addsf3): Likewise.
5410 (__mulsf3): Likewise.
5411 (__divsf3): Likewise.
5412 (__negsf2): Likewise.
5413 (__cmpsf2): Likewise.
5414 (__eqdf2): Likewise.
5415 (__nedf2): Likewise.
5416 (__gtdf2): Likewise.
5417 (__gedf2): Likewise.
5418 (__ltdf2): Likewise.
5419 (__ledf2): Likewise.
5420 (__eqsf2): Likewise.
5421 (__nesf2): Likewise.
5422 (__gtsf2): Likewise.
5423 (__gesf2): Likewise.
5424 (__ltsf2): Likewise.
5425 (__lesf2): Likewise.
5427 2007-07-30 Ollie Wild <aaw@google.com>
5429 * c-ppoutput.c (print_lines_directives_only): New function.
5430 (scan_translation_unit_directives_only): New function.
5431 (preprocess_file): Add call to scan_translation_unit_directives_only.
5432 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5433 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5434 -fdirectives-only. Add errors for -fdirectives-only conflict with
5435 -Wunused-macros and -traditional.
5436 (finish_options): Add builtin macro initialization for
5437 -fdirectives-only + -fpreprocessed.
5438 * c.opt (fdirectives-only): New.
5439 * doc/cppopts.texi (fdirectives-only): New.
5441 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5443 * alias.c (record_set, memory_modified_1): Constify.
5444 * bt-load.c (note_btr_set): Likewise.
5445 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5446 * combine.c (set_nonzero_bits_and_sign_copies,
5447 expand_field_assignment, record_dead_and_set_regs_1,
5448 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5449 likely_spilled_retval_1): Likewise.
5450 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5451 frv_io_handle_set): Likewise.
5452 * config/mips/mips.c (mips_sim_record_set,
5453 vr4130_true_reg_dependence_p_1): Likewise.
5454 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5455 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5456 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5457 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5458 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5459 * ddg.c (mark_mem_store): Likewise.
5460 * df-problems.c (df_urec_mark_reg_change): Likewise.
5461 * function.c (update_epilogue_consts): Likewise.
5462 * gcse.c (record_set_info, record_last_set_info,
5463 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5464 reg_clear_last_set): Likewise.
5465 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5467 * jump.c (reversed_comparison_code_parts): Likewise.
5468 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5469 reg_is_set): Likewise.
5470 * loop-iv.c (mark_altered): Likewise.
5471 * mode-switching.c (reg_becomes_live): Likewise.
5472 * optabs.c (no_conflict_move_test): Likewise.
5473 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5475 * postreload.c (reload_combine_note_store, move2add_note_store):
5477 * regmove.c (flags_set_1): Likewise.
5478 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5480 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5482 * resource.c (update_live_status): Likewise.
5483 * rtl.h (set_of, note_stores): Likewise.
5484 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5485 note_stores, parms_set): Likewise.
5486 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5487 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5489 * var-tracking.c (count_stores, add_stores): Likewise.
5491 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5493 * alias.c (mems_in_disjoint_alias_sets_p,
5494 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5495 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5496 write_dependence_p, mems_in_disjoint_alias_sets_p,
5497 read_dependence, true_dependence, canon_true_dependence,
5498 anti_dependence, output_dependence): Constify.
5499 * combine.c (extended_count): Likewise.
5500 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5501 * cselib.c (get_value_hash, references_value_p,
5502 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5503 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5504 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5505 * function.c (contains, prologue_epilogue_contains,
5506 sibcall_epilogue_contains): Likewise.
5507 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5508 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5509 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5510 reg_or_subregno): Likewise.
5511 * recog.c (asm_noperands): Likewise.
5512 * reload1.c (function_invariant_p): Likewise.
5513 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5514 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5515 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5516 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5517 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5518 extended_count, prologue_epilogue_contains,
5519 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5520 canon_true_dependence, read_dependence, anti_dependence,
5521 output_dependence): Likewise.
5522 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5524 2007-07-30 Julian Brown <julian@codesourcery.com>
5526 * config/arm/neon.md (V_ext): New mode attribute.
5527 (neon_vget_lane<mode>): Replace with define_expand.
5528 (neon_vget_lane<mode>_sext_internal)
5529 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5530 and quad precision vectors.
5531 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5532 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5533 have typeless 32-bit result.
5535 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5538 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5540 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5541 use sizetype for rest.
5542 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5543 (aff_combination_convert): Don't convert rest for pointer types.
5545 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5547 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5549 * tree-ssa-alias.c: Add alloc-pool.h.
5550 (init_alias_info): Free alias_bitmap_obstack.
5551 (delete_alias_info): Call delete_mem_ref_stats.
5552 (get_mem_sym_stats_for): Use alloc_pool.
5553 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5554 (delete_mem_sym_stats): Removed.
5556 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5558 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5559 functions cannot be represented as classical distance vectors.
5561 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5563 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5564 * builtins.c (validate_arg, builtin_mathfn_code,
5565 validate_arglist): Likewise.
5566 * calls.c (call_expr_flags): Likewise.
5567 * combine.c (reg_nonzero_bits_for_combine,
5568 reg_num_sign_bit_copies_for_combine, get_last_value,
5569 reg_truncated_to_mode): Likewise.
5570 * emit-rtl.c (subreg_lowpart_p): Likewise.
5571 * expr.c (highest_pow2_factor_for_target,
5572 categorize_ctor_elements_1, categorize_ctor_elements,
5573 count_type_elements, contains_packed_reference,
5574 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5575 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5576 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5577 native_encode_int, native_encode_real, native_encode_complex,
5578 native_encode_vector, native_encode_expr, native_interpret_int,
5579 native_interpret_real, native_interpret_complex,
5580 native_interpret_vector, native_interpret_expr): Likewise.
5581 * function.c (use_register_for_decl): Likewise.
5582 * gimplify.c (get_name): Likewise.
5583 * langhooks-def.h (lhd_return_null_const_tree): New.
5584 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5585 * langhooks.c (lhd_return_null_const_tree): New.
5586 * langhooks.h (lang_get_callee_fndecl): Constify.
5587 * output.h (constructor_static_from_elts_p): Likewise.
5588 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5589 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5590 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5591 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5592 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5593 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5594 * rtlhooks-def.h (reg_nonzero_bits_general,
5595 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5597 * rtlhooks.c (reg_num_sign_bit_copies_general,
5598 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5600 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5601 * stor-layout.c (mode_for_size_tree): Likewise.
5602 * tree-ssa-loop-im.c (memref_eq): Likewise.
5603 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5604 * tree.c (contains_placeholder_p, type_list_equal,
5605 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5607 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5608 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5609 contains_placeholder_p, contains_packed_reference,
5610 get_callee_fndecl, operand_equal_for_phi_arg_p,
5611 warn_if_unused_value, is_body_block, native_encode_expr,
5612 native_interpret_expr, fold_convertible_p, operand_equal_p,
5613 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5614 validate_arglist, simple_cst_equal, type_list_equal,
5615 use_register_for_decl, call_expr_flags, get_name,
5616 highest_pow2_factor): Likewise.
5617 (const_call_expr_arg_iterator_d,
5618 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5619 first_const_call_expr_arg, more_const_call_expr_args_p,
5620 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5621 * varasm.c (constructor_static_from_elts_p): Constify.
5623 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5625 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5626 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5627 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5628 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5629 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5630 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5631 spelling conventions.
5632 * doc/invoke.texi: Follow spelling conventions.
5634 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5635 Revital Eres <eres@il.ibm.com>
5637 * modulo-sched.c (sms_schedule): Avoid loops which includes
5638 auto-increment instructions.
5640 2007-07-28 Richard Guenther <rguenther@suse.de>
5643 * fold-const.c (fold_cond_expr_with_comparison): Convert
5644 operand zero of MIN/MAX_EXPR to correct type.
5646 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5648 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5649 flags_from_decl_or_type): Constify.
5650 * gcc.c (do_spec_1): Likewise.
5651 * print-tree.c (dump_addr, print_node_brief): Likewise.
5652 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5653 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5654 tree_purge_all_dead_eh_edges): Likewise.
5655 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5656 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5658 * tree.c (expr_location, expr_has_location, expr_locus,
5659 expr_filename, expr_lineno, get_inner_array_type,
5660 fields_compatible_p): Likewise.
5661 * tree.h (get_inner_array_type, fields_compatible_p,
5662 expr_location, expr_has_location, expr_locus, expr_filename,
5663 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5664 setjmp_call_p, alloca_call_p): Likewise.
5666 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5668 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5669 TV_FLOW_INSENSITIVE.
5671 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5673 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5674 (compute_flow_insensitive_aliasing): Ditto for
5675 TV_FLOW_INSENSITIVE.
5677 2007-07-27 Jan Hubicka <jh@suse.cz>
5679 * config/i386/i386.c (register_move_cost): Remove accidentally
5680 comitted #if 0 block.
5682 * attribs.c: Include hashtab.h
5683 (attribute_hash): New.
5684 (substring): New structure.
5685 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5687 (init_attributes): Initialize attribute hash.
5688 (decl_attributes): Use attribute hash.
5689 * Makefile.in (attribs.c): Depend on hashtab.h.
5691 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5693 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5695 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5697 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5698 __mips_dspr2 and __mips_dsp_rev macros.
5699 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5701 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5703 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5705 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5709 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5710 and the updating of the live and do_not_gen sets.
5711 (df_note_bb_compute): Added updating of live and do_not_gen sets
5712 for regular defs so that the case of clobber inside conditional
5713 call is processed correctly.
5715 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5717 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5718 operands with compatible type.
5720 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5722 * expr.h (store_bit_field): Don't return a value.
5723 * expmed.c (check_predicate_volatile_ok): New function.
5724 (store_bit_field_1): New function, extracted from store_bit_field.
5725 Take a fallback_p argument and return true if the operation succeeded.
5726 Only use store_fixed_bit_field if fallback_p. Don't recompute
5727 mode_for_extraction; use op_mode instead. Try forcing memories
5728 into registers if the insv expander fails.
5729 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5730 Don't return a value.
5731 (convert_extracted_bit_field): New function, extracted from
5733 (extract_bit_field_1): Likewise. Take a fallback_p argument
5734 and return NULL if the operation succeeded. Only use
5735 extract_fixed_bit_field if fallback_p. Only calculate one
5736 extraction mode. Combine code for extv and extzv. Try forcing
5737 memories into registers if the ext(z)v expander fails.
5738 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5740 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5742 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5744 (df_ref): Likewise. Put regno with other integer fields.
5746 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5748 * df.h (df_mw_hardreg): Remove "loc" field.
5749 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5751 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5752 split out from df_set_unused_notes_for_mw. Return false for
5753 partial references. Assert that mw_reg is a REG when returning true.
5754 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5755 (df_whole_mw_reg_dead_p): New function, split out from
5756 df_set_dead_notes_for_mw. Return false for partial references.
5757 Assert that mw_reg is a REG when returning true.
5758 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5759 Remove redundant bitmap check.
5761 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5763 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5764 ($(T)crtend.o): Likwise.
5765 ($(T)crtbeginS.o): Likwise.
5766 ($(T)crtendS.o): Likwise.
5767 ($(T)crtfastmath.o): Likwise.
5769 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5771 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5772 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5773 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5774 and x_n_bbs_in_dom_tree fields.
5776 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5778 PR tree-optimization/32087
5779 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5780 Do not call scale_bbs_frequencies_int with prob of zero.
5782 2007-07-26 Julian Brown <julian@codesourcery.com>
5784 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5785 (neon_element_bits): Add prototypes.
5786 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5787 (neon_const_bounds, neon_element_bits): New functions.
5788 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5789 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5790 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5791 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5792 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5793 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5794 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5795 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5796 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5797 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5798 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5799 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5800 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5802 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5804 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5805 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5807 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5808 Julian Brown <julian@codesourcery.com>
5810 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5811 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5812 * config/arm/cortex-a8.md: New.
5813 * config/arm/cortex-a8-neon.md: New.
5814 * config/arm/neon-schedgen.ml: New.
5815 * config/arm/neon.md (vqh_mnem): New.
5817 (Is_float_mode): New.
5818 (Scalar_mul_8_16): New.
5820 (V_mode_nunits): New.
5821 (All instruction patterns): Annotate with neon_type attribute
5823 * config/arm/arm.md: Include cortex-a8.md.
5824 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5826 Annotate instruction patterns accordingly.
5827 (generic_sched): Do not use generic scheduling for Cortex-A8.
5828 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5830 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5832 * fold-const.c (fold_read_from_constant_string): Use
5834 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5836 2007-07-26 Nick Clifton <nickc@redhat.com>
5838 * tree-ssa-operands.h: Change copyright header to refer to version
5839 3 of the GNU General Public License and to point readers at the
5840 COPYING3 file and the FSF's license web page.
5841 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5842 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5843 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5844 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5845 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5846 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5847 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5848 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5849 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5850 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5851 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5852 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5853 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5854 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5855 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5856 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5857 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5858 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5859 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5860 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5861 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5862 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5863 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5864 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5865 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5866 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5867 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5868 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5869 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5870 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5871 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5872 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5873 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5874 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5875 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5876 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5877 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5878 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5879 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5880 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5881 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5882 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5883 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5884 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5885 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5886 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5887 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5888 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5889 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5890 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5891 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5892 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5893 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5894 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5895 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5896 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5897 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5898 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5899 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5900 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5901 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5902 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5903 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5904 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5905 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5906 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5907 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5908 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5909 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5910 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5911 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5912 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5913 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5914 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5915 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5916 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5917 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5918 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5919 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5920 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5921 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5922 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5923 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5924 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5925 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5926 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5927 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5928 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5929 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5930 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5931 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5932 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5933 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5934 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5935 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5936 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5937 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5938 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5939 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5940 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5941 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5942 convert.c, convert.h, langhooks-def.h, reload1.c,
5943 tree-ssa-operands.c: Likewise.
5945 2007-07-26 Jan Hubicka <jh@suse.cz>
5947 * tree-ssa-live.c: Include debug.h and flags.h.
5948 (mark_scope_block_unused): New function.
5949 (remove_unused_scope_block_p): New function.
5950 (remove_unused_locals): Remove unused blocks too.
5952 2007-07-25 Ian Lance Taylor <iant@google.com>
5954 * combine.c (combine_max_regno): Remove. Remove all uses.
5955 (struct reg_stat_struct): Rename from struct reg_stat.
5956 (reg_stat_type): Define, and declare VECs.
5957 (reg_stat): Change from pointer to VEC. Change all uses.
5958 (combine_split_insns): New static function.
5959 (try_combine, find_split_point): Call it instead of split_insns.
5961 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5963 * cfghooks.c (split_block): Fix the information about loop latch.
5965 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5967 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5969 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5971 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5972 Scan the new edge for loop exit info.
5974 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5976 * config/darwin.c: Include debug.h.
5978 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5981 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5983 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5985 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5986 (HARD_REGNO_MODE_OK): Ditto.
5987 (MODES_TIEABLE_P): Ditto.
5988 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5989 (CLASS_MAX_NREGS): Ditto.
5990 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5991 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5992 (divdf3_internal_thr): Removed.
5993 * config/ia64/div.md: New file.
5994 * config/ia64/constraints.md: Add H constraint.
5996 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5998 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5999 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6000 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6001 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6002 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6003 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6004 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6005 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6006 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6007 dump_sbitmap_file, debug_sbitmap, popcount_table,
6008 sbitmap_popcount): Constify.
6009 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6010 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6011 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6012 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6013 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6014 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6015 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6016 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6017 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6018 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6019 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6021 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6023 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6024 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6025 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6026 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6027 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6028 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6029 bitmap_intersect_p, bitmap_intersect_compl_p,
6030 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6031 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6033 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6034 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6035 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6036 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6037 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6038 debug_bitmap, debug_bitmap_file, bitmap_print,
6039 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6040 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6042 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6044 * config/darwin.c (darwin_override_options): Additional fix for
6045 debug info formats that don't support var tracking.
6047 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6049 * cselib.c (entry_and_rtx_equal_p): Constify.
6050 * gengtype.c (output_mangled_typename, write_types, write_local):
6052 * gengtype.h (const_type_p): New.
6053 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6055 * tlink.c (scan_linker_output): De-constify.
6056 * tree-ssa-loop-im.c (memref_eq): Constify.
6057 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6058 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6060 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6062 * c-common.c (fname_as_string, c_type_hash): Constify.
6063 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6064 * cgraph.c (edge_hash, edge_eq): Likewise.
6065 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6066 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6067 reg_attrs_htab_eq): Likewise.
6068 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6070 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6071 const_decl_t, const_state_t, const_automata_list_el_t): New.
6072 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6073 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6074 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6075 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6076 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6077 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6078 compare_max_occ_cycle_nums, out_state_arcs_num,
6079 compare_transition_els_num, units_cmp, state_reservs_cmp):
6081 * genmodes.c (cmp_modes): Likewise.
6082 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6083 * gimplify.c (compare_case_labels): Likewise.
6084 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6085 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6086 * matrix-reorg.c (mtt_info_hash): Likewise.
6087 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6088 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6089 (htab_hash_bucket, htab_hash_elem): Constify.
6090 * tree-browser.c (TB_parent_eq): Likewise.
6091 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6092 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6093 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6094 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6096 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6097 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6098 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6099 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6100 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6102 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6103 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6104 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6105 * tree-ssa-threadupdate.c (redirection_data_hash,
6106 redirection_data_eq): Likewise.
6107 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6108 * tree-ssa.c (var_ann_eq): Likewise.
6109 * tree-vrp.c (compare_case_labels): Likewise.
6110 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6111 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6112 tree_not_check_failed, tree_class_check_failed,
6113 tree_range_check_failed, tree_not_class_check_failed,
6114 omp_clause_check_failed, omp_clause_range_check_failed,
6115 tree_contains_struct_check_failed, tree_operand_check_failed):
6117 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6118 tree_not_check_failed, tree_class_check_failed,
6119 tree_range_check_failed, tree_not_class_check_failed,
6120 tree_operand_check_failed, omp_clause_operand_check_failed,
6121 tree_operand_length): Likewise.
6122 * var-tracking.c (const_variable): New.
6123 (variable_htab_hash, variable_htab_eq): Constify.
6124 * varasm.c (const_desc_hash): Likewise.
6126 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6128 * expr.c (handled_component_p): Constify.
6129 * fold-const.c (fit_double_type): Likewise.
6130 * real.h (real_value_from_int_cst): Likewise.
6131 * tree-flow-inline.h (gimple_in_ssa_p,
6132 gimple_aliases_computed_p, gimple_addressable_vars,
6133 gimple_call_clobbered_vars, gimple_referenced_vars,
6134 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6135 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6136 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6137 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6138 is_label_stmt, is_global_var, phi_ssa_name_p,
6139 factoring_name_p, is_call_clobbered, tree_common_ann,
6140 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6141 unmodifiable_var_p, array_ref_contains_indirect_ref,
6142 ref_contains_array_ref, lookup_subvars_for_var,
6143 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6144 gimple_mem_ref_stats): Likewise.
6145 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6146 may_aliases, is_exec_stmt, is_label_stmt,
6147 ref_contains_array_ref, array_ref_contains_indirect_ref,
6148 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6149 unmodifiable_var_p): Likewise.
6150 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6151 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6152 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6153 cst_and_fits_in_hwi, real_value_from_int_cst,
6154 build_real_from_int_cst, integer_zerop, integer_onep,
6155 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6156 tree_floor_log2, real_zerop, real_onep, real_twop,
6157 real_minus_onep, really_constant_p, purpose_member, chain_member,
6158 list_length, fields_length, int_size_in_bytes, bit_position,
6159 int_bit_position, byte_position, int_byte_position, expr_align,
6160 array_type_nelts, tree_node_structure,
6161 type_contains_placeholder_1, iterative_hash_pointer,
6162 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6163 tree_map_base_eq, type_hash_list, type_hash_eq,
6164 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6165 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6166 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6167 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6168 int_fits_type_p, get_containing_scope, decl_function_context,
6169 decl_type_context, omp_clause_operand_check_failed,
6170 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6171 * tree.h (omp_clause_operand_check_failed, tree_size,
6172 build_real_from_int_cst, array_type_nelts, purpose_member,
6173 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6174 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6175 is_attribute_p, check_qualified_type, expr_align,
6176 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6177 int_byte_position, list_length, fields_length, initializer_zerop,
6178 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6179 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6180 tree_node_structure, handled_component_p, get_containing_scope,
6181 decl_function_context, decl_type_context, real_zerop,
6182 type_num_arguments, fit_double_type, really_constant_p,
6183 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6184 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6185 real_twop, real_minus_onep, int_cst_value): Likewise.
6187 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6189 * cfglayout.c (insn_scope, insn_line): Constify.
6190 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6191 const_double_htab_hash, const_double_htab_eq,
6192 mem_attrs_htab_hash): Likewise.
6193 * loop-iv.c (biv_eq): Likewise.
6194 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6195 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6196 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6198 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6199 error_for_asm, warning_for_asm, _fatal_insn,
6200 _fatal_insn_not_found): Likewise.
6201 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6202 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6203 rtl_check_failed_type2, rtl_check_failed_code1,
6204 rtl_check_failed_code2, rtl_check_failed_code_mode,
6205 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6206 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6207 rtl_check_failed_type2, rtl_check_failed_code1,
6208 rtl_check_failed_code2, rtl_check_failed_code_mode,
6209 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6210 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6211 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6212 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6213 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6214 rtx_unstable_p, get_integer_term, get_related_value,
6215 offset_within_block_p, reg_mentioned_p, count_occurrences,
6216 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6217 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6218 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6219 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6220 find_constant_src, find_reg_fusage, find_regno_fusage,
6221 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6222 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6223 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6224 computed_jump_p, auto_inc_p, in_expr_list_p,
6225 remove_node_from_expr_list, loc_mentioned_in_p,
6226 label_is_jump_target_p, reversed_comparison_code_parts,
6227 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6228 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6229 print_inline_rtx): Likewise.
6230 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6231 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6232 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6233 get_integer_term, get_related_value, offset_within_block_p,
6234 count_occurrences, reg_mentioned_p, no_labels_between_p,
6235 reg_used_between_p, reg_referenced_p, single_set_2,
6236 multiple_sets, set_noop_p, refers_to_regno_p,
6237 reg_overlap_mentioned_p, dead_or_set_p,
6238 covers_regno_no_parallel_p, covers_regno_p,
6239 dead_or_set_regno_p, find_reg_note, find_regno_note,
6240 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6241 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6242 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6243 side_effects_p, may_trap_p_1, may_trap_p,
6244 may_trap_after_code_motion_p, may_trap_or_fault_p,
6245 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6246 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6247 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6248 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6249 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6251 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6252 warning_for_asm): Likewise.
6253 * tree.h (print_rtl): Likewise.
6254 * varasm.c (get_pool_mode): Likewise.
6256 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6258 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6259 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6260 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6261 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6262 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6263 * ddg.c (compare_sccs): Likewise.
6264 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6265 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6266 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6267 decimal_do_fix_trunc, decimal_real_to_integer,
6268 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6269 * dse.c (const_group_info_t): New.
6270 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6271 * dwarf2out.c (const_dw_die_ref): New.
6272 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6273 * tree-browser.c (TB_parent_eq): Likewise.
6274 * unwind-dw2-fde.c (__register_frame_info_bases,
6275 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6276 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6278 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6279 * unwind-dw2.c (uw_frame_state_for): Likewise.
6280 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6281 * value-prof.h (const_histogram_value): New.
6283 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6285 * config/mips/mips.c (machine_function): Add
6286 initialized_mips16_gp_pseudo_p.
6287 (mips16_gp_pseudo_reg): Do not emit the initialization of
6288 mips16_gp_pseudo_rtx when being called from the gimple cost-
6289 calculation routines; emit it on the first use outside those
6292 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6294 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6297 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6298 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6299 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6300 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6301 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6302 Preserve const-ness of parameters through use of __typeof(),
6303 also constify and tidy.
6305 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6306 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6307 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6308 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6309 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6310 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6311 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6312 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6313 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6315 2007-07-25 Julian Brown <julian@codesourcery.com>
6316 Mark Shinwell <shinwell@codesourcery.com>
6318 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6319 (alpha_mangle_type): This.
6320 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6321 (TARGET_MANGLE_TYPE): Define this instead.
6322 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6323 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6324 (arm_init_neon_builtins): Fix comment.
6325 (arm_mangle_map_entry): New.
6326 (arm_mangle_map): New.
6327 (arm_mangle_type): New.
6328 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6329 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6330 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6331 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6332 (TARGET_MANGLE_TYPE): Define this instead.
6333 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6334 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6335 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6336 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6337 (TARGET_MANGLE_TYPE): Define this instead.
6338 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6340 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6341 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6342 (TARGET_MANGLE_TYPE): Define this instead.
6343 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6344 (s390_mangle_type): This.
6345 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6346 (TARGET_MANGLE_TYPE): Define this instead.
6347 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6348 (sparc_mangle_type): This.
6349 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6350 (TARGET_MANGLE_TYPE): Define this instead.
6351 * cp/mangle.c (write_type): Call mangle_type target hook on all
6352 types before mangling. Use original type, not main variant, as
6354 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6355 (TARGET_MANGLE_TYPE): This.
6356 * target.h (gcc_target): Rename mangle_fundamental_type to
6358 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6359 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6361 2007-07-25 Julian Brown <julian@codesourcery.com>
6362 Paul Brook <paul@codesourcery.com>
6363 Joseph Myers <joseph@codesourcery.com>
6364 Mark Shinwell <shinwell@codesourcery.com>
6366 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6367 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6368 (with_fpu): Allow --with-fpu=neon.
6369 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6370 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6371 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6372 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6373 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6374 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6375 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6376 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6377 (output_move_neon): Add prototypes.
6378 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6379 (all_fpus): Add FPUTYPE_NEON.
6380 (fp_model_for_fpu): Add NEON field.
6381 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6382 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6384 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6386 (thumb2_legitimate_address_p): Likewise.
6387 (neon_valid_immediate): Recognize and prepare constants suitable for
6389 (neon_immediate_valid_for_move): New function. Recognize and prepare
6390 immediates for NEON move instructions.
6391 (neon_immediate_valid_for_logic): New function. Recognize and
6392 prepare immediates for NEON logic instructions.
6393 (neon_output_logic_immediate): New function. Create asm string
6394 suitable for outputting immediate logic instructions.
6395 (neon_pairwise_reduce): New function. Implement reduction using
6396 pairwise operations.
6397 (neon_expand_vector_init): New function. Expand a (possibly
6398 non-constant) vector initialization.
6399 (neon_vector_mem_operand): New function. Memory operands supported
6400 for quad-word loads/stores to/from ARM or NEON registers. Don't
6401 allow base+offset addressing for core regs.
6402 (neon_struct_mem_operand): New function. Valid mems for NEON
6404 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6405 from neon_vector_mem_operand addresses without a secondary register.
6406 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6407 (add_minipool_backward_ref): Likewise.
6408 (dump_minipool): Likewise.
6409 (push_minipool_fix): Likewise.
6410 (output_move_quad): New function. Output quad-word moves, loads and
6411 stores using ARM registers.
6412 (output_move_vfp): Add support for vectors in VFP (NEON) D
6414 (output_move_neon): Output a NEON load/store to/from a quadword
6416 (arm_print_operand): Implement new codes:
6417 - 'c' for unadorned integers (without a # sign).
6418 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6420 - 'e', 'f' for the low and high D parts of a NEON Q register.
6421 - 'q' outputs a NEON Q register.
6422 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6423 - 'T' prints NEON opcode features from a coded bitmask.
6424 - 'F' is similar to T, but signed/unsigned codes both print as
6426 - 't' is similar to T, but 'u' is printed instead of 'p'.
6427 - 'O' prints 'r' if NEON instruction should perform rounding (as
6428 specified by bitmask), else prints nothing.
6429 - '#' is a punctuation character to stop operand numbers from
6430 running together with following digits in the assembler
6431 strings for instructions (when using mode attributes).
6432 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6433 constant vectors in big-endian mode, where necessary.
6434 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6435 Handle EI, OI, CI, XI modes.
6436 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6437 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6438 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6439 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6440 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6442 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6443 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6444 to turn v8qi, etc. into bits defined above.
6445 (neon_itype): New enumeration. Classifications of NEON builtins.
6446 (neon_builtin_datum): Define struct. Contains information about
6447 a single builtin (with multiple modes).
6448 (CF): Define helper macro for...
6449 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6451 (neon_builtin_data): New array. Define information about builtins
6452 for use during initialization/expansion.
6453 (arm_init_neon_builtins): New function.
6454 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6456 (neon_builtin_compare): New function.
6457 (locate_neon_builtin_icode): New function. Find an insn code for a
6458 builtin given a function code for that builtin. Also return type of
6459 builtin (NEON_BINOP, NEON_UNOP etc.).
6460 (builtin_arg): New enumeration. Types of arguments for builtins.
6461 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6462 Takes a variable argument list of builtin_arg types, terminated by
6464 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6465 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6466 (neon_emit_pair_result_insn): New function. Support returning pairs
6467 of vectors via a pointer.
6468 (neon_disambiguate_copy): New function. Set up operands for a
6469 multi-word copy such that registers do not get clobbered.
6470 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6471 ARM_BUILTIN_NEON_BASE.
6472 (arm_file_start): Set float-abi attribute for NEON.
6473 (arm_vector_mode_supported_p): Enable NEON vector modes.
6474 (arm_mangle_map_entry): New.
6475 (arm_mangle_map): New.
6476 (arm_mangle_vector_type): New.
6477 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6479 (TARGET_NEON): New macro. Target supports NEON.
6480 (fputype): Add FPUTYPE_NEON.
6481 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6482 for vectorization based on command-line arg.
6483 (NEON_REGNO_OK_FOR_NREGS): Define.
6484 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6485 (VALID_NEON_STRUCT_MODE): Define.
6486 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6487 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6488 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6489 (consttable_16): Add pattern for outputting 16-byte minipool
6491 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6493 (vec-common.md, neon.md): Include md files.
6494 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6495 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6496 (memory_constraint "Ut", "Un", "Us"): Define.
6497 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6498 (MMX_char): New mode attribute.
6499 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6500 (*add<mode>3_iwmmxt): New insn pattern.
6501 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6502 (*sub<mode>3_iwmmxt): New insn pattern.
6503 (mulv4hi3): Rename to...
6504 (*mulv4hi3_iwmmxt): This.
6505 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6506 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6507 (uminv4hi3, uminv2si3): Remove. Replace with...
6508 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6509 (*umin<mode>3_iwmmxt): These.
6510 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6511 (ashr<mode>3_iwmmxt): This new pattern.
6512 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6513 (lshr<mode>3_iwmmxt): This new pattern.
6514 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6515 (ashl<mode>3_iwmmxt): This new pattern.
6516 * config/arm/neon-docgen.ml: New file. Generate documentation for
6518 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6519 * config/arm/arm_neon.h: New (autogenerated).
6520 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6522 * config/arm/neon.md: New file. Define NEON instructions.
6523 * config/arm/neon.ml: New file. Abstract description of NEON
6524 instructions, used to generate arm_neon.h header, documentation and
6526 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6527 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6529 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6531 (ARM NEON Intrinsics): New subsection.
6532 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6534 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6536 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6539 2007-07-24 Jan Hubicka <jh@suse.cz>
6541 * regclass.c (move_table): New type.
6542 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6543 (init_move_cost): Break out from ...
6544 (init_reg_sets_1): ... here; simplify computation of
6545 have_regs-of_mode and contains_reg_of_mode.
6546 (record_reg_classes): Unswitch internal loops.
6547 (copy_cost): Trigger lazy initialization of move cost
6548 (record_address_regs): Likewise.
6550 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6552 * config/darwin.c (darwin_override_options): Don't force on
6553 flag_var_tracking_uninit when no debug info is requested.
6555 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6557 * cfgloop.c (init_loops_structure): New function.
6558 (flow_loops_find): Create root of the loop tree unconditionally.
6560 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6562 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6564 2007-07-24 Jan Hubicka <jh@suse.cz>
6566 * caller-save.c: Include ggc.h, gt-caller-save.h
6567 (reg_save_code, reg_restore_code): Rename to ...
6568 (cached_reg_save_code, cached_reg_restore_code): ... those.
6569 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6570 (reg_save_code, reg_restore_code): New functions.
6571 (init_caller_save): Do not intialize
6572 reg_save_code/reg_restore_code tables.
6573 * Makefile.in: (gt-caller-save.h): New.
6575 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6577 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6578 with the mode of the original operand instead of
6581 2007-07-23 Jan Hubicka <jH@suse.cz>
6583 * i386.c (ix86_secondary_memory_needed): Break out to...
6584 (inline_secondary_memory_needed): ... here.
6585 (ix86_memory_move_cost): Break out to ...
6586 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6587 maximum of input and output; fix handling of Q_REGS on 64bit.
6588 (ix86_secondary_memory_needed): Microoptimize.
6590 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6592 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6593 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6594 stmts_from_loop, known_dependences_p, build_rdg): New.
6595 * tree-data-ref.h: Depends on graphds.h.
6596 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6597 (build_rdg): Declared.
6598 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6600 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6602 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6605 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6606 Jakub Jelinek <jakub@redhat.com>
6608 PR middle-end/PR28690
6609 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6611 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6612 and MEM_POINTER operands over REG and MEM operands.
6613 (swap_commutative_operands_p): Change return value to bool.
6614 * rtl.h: Update the corresponding prototype.
6615 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6616 instead of gen_rtx_PLUS.
6617 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6618 value to bool. Change function arguments to rtx's and update code
6620 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6621 calls to match the new declaration.
6622 * simplify-rtx.c (simplify_associative_operation): Don't
6623 reorder simplify_binary_operation arguments.
6625 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6627 * config/mips/mips.c (override_options): Use mips_costs to derive
6628 the default branch cost.
6629 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6631 * config/mips/mips.opt (mbranch-cost=): New option.
6632 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6634 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6636 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6637 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6638 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6639 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6641 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6643 * config/mips/constraints.md (ks): New constraint.
6644 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6645 (*add<mode>3_mips16): ...here.
6647 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6649 * optabs.h (enum optab_index): Add new OTI_signbit.
6650 (signbit_optab): Define corresponding macro.
6651 (enum insn_code signbit_optab[]): Remove array.
6652 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6653 (expand_copysign_absneg): If back end provides signbit insn, use it
6654 instead of bit operations on floating point argument.
6655 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6656 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6657 for availability of signbit insn.
6659 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6660 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6661 SSE mode is not active.
6662 (isinf<mode>2): Disable for mfpmath=sse,387.
6664 2007-07-22 Ben Elliston <bje@au.ibm.com>
6666 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6668 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6670 2007-07-20 Richard Guenther <rguenther@suse.de>
6672 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6673 integral typed condition.
6674 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6675 booleanness. Only preserve conversions from a non-base
6676 type to a base type, not in general between types with
6677 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6678 * tree.def (COND_EXPR): Document that the condition
6679 can be of any integral type.
6681 2007-07-20 Nigel Stephens <nigel@mips.com>
6682 Richard Sandiford <richard@codesourcery.com>
6684 * config/mips/mips.h (mips_dwarf_regno): Declare.
6685 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6686 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6687 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6688 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6689 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6690 (REG_CLASS_NAMES): Update accordingly.
6691 * config/mips/mips.c (mips_dwarf_regno): New array.
6692 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6693 (mips_subword): Remove special handling for accumulator registers.
6694 (override_options): Initiailize mips_dwarf_regno. Remove use
6696 (mips_swap_registers): New function.
6697 (mips_conditional_register_usage): Swap accumulator registers
6698 around if TARGET_LITTLE_ENDIAN.
6699 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6700 * config/mips/constraints.md (h, l): Use the endianness to choose
6701 between MD0_REG and MD1_REG.
6702 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6703 alternative-dependent template.
6705 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6707 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6710 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6712 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6713 predecessor fallthru flags.
6715 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6717 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6718 of compare to the same type.
6719 * cfgloopmanip.c (add_loop): Update information about loop exits.
6720 (loop_version): Remove the innermost loop requirement.
6721 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6722 to sizetype for pointers.
6724 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6726 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6727 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6728 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6730 * config/dfp-bit.c: Empty for TFmode conversions.
6732 2007-07-18 Caroline Tice <ctice@apple.com>
6734 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6735 and handle them correctly; check that src is not NULL before
6737 (find_src_set_src): Likewise.
6739 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6741 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6742 (struct alignment_context, init_alignment_context): New.
6743 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6744 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6745 (XCHAL_HAVE_S32C1I): Likewise.
6746 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6747 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6748 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6749 (ATOMIC, HQI): New macros.
6750 (memory_barrier, *memory_barrier): New.
6751 (sync_lock_releasesi): New.
6752 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6753 (sync_lock_test_and_set<mode>): New.
6754 (sync_<atomic><mode>): New.
6755 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6756 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6757 (xtensa_expand_atomic): New.
6759 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6763 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6764 transformation for builtin ISNORMAL.
6765 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6766 * builtins.def (BUILT_IN_ISNORMAL): New.
6767 * doc/extend.texi: Document isnormal.
6769 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6773 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6774 optabs infrastructure. Provide generic implementation for
6776 (expand_builtin): Handle FINITE/ISFINITE.
6777 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6778 (fold_builtin_1): Likewise.
6780 * builtins.def (BUILT_IN_ISFINITE): New.
6782 * doc/extend.texi: Document isfinite.
6784 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6789 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6790 generic fallback for isinf.
6791 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6792 calculation code ...
6793 * real.c (get_max_float): ... to here.
6794 * real.h (get_max_float): New.
6796 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6800 * builtin-attrs.def (ATTR_TYPEGENERIC,
6801 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6803 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6804 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6805 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6806 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6808 * c-common.c (handle_type_generic_attribute): New.
6809 (c_common_attribute_table): Add "type generic".
6811 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6813 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6815 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6816 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6819 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6822 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6823 checking that the operand is an expression.
6825 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6826 Danny Smith <dannysmith@users.sourceforge.net>
6829 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6830 file mapping object in local namespace if Windows version later
6833 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6835 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6836 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6837 arm_cannot_force_const_mem.
6838 (arm_cannot_force_const_mem): New function.
6839 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6840 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6841 of arm_tls_referenced_p.
6842 * config/arm/arm.md (movsi): Split out-of-section constants when
6843 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6844 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6846 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6848 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6850 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6852 * config/mips/mips.md (*extendqihi2): Convert the destination
6855 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6857 * config/pa/fptr.c: Update license header.
6858 * config/pa/milli64.S: Likewise.
6860 2007-07-17 Nick Clifton <nickc@redhat.com>
6862 * COPYING_v3: New file. Contains version 3 of the GNU General
6864 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6865 Lesser General Public License.
6866 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6867 the GNU General Public License.
6869 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6871 PR rtl-optimization/32773
6872 * cfglayout.c (force_one_exit_fallthru): New function.
6873 (cfg_layout_finalize): Use it.
6875 2007-07-16 Richard Guenther <rguenther@suse.de>
6876 Uros Bizjak <ubizjak@gmail.com>
6878 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6879 before forcing it to gimple operand.
6881 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6882 David Ung <davidu@mips.com>
6884 * config/mips/mips.h (TUNE_24K): Define.
6885 (TUNE_MACC_CHAINS): Add TUNE_24K.
6886 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6888 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6889 (r74k_int_madd): .. this new reservation.
6890 (define_bypass): Fixed bypasses for r74k_int_madd to use
6892 * config/mips/24k.md (define_bypass): Define new
6893 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6895 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6896 Nigel Stephens <nigel@mips.com>
6898 * config/mips/mips.md: Include 20kc.md.
6899 * config/mips/20kc.md: New file.
6900 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6901 (mips_adjust_cost): Tweak for 20Kc.
6902 (mips_issue_rate): Likewise.
6903 * config/mips/mips.h (TUNE_20KC): Define.
6905 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6907 * config/rs6000/rs6000.c (struct processor_cost): Add
6908 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6910 (*_cost): Add cache information.
6911 (rs6000_override_options): Set cache parameters.
6913 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6916 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6917 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6919 2007-07-16 Paul Brook <paul@codesourcery.com>
6922 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6923 (cirrus_thumb2_movsi_insn): Ditto.
6925 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6927 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6930 2007-07-15 Andrew Haley <aph@redhat.com>
6932 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6933 before looking in the context.
6935 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6939 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6940 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6941 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6942 (pa_output_function_prologue): Use rp_saved and
6943 current_function_is_leaf to generate .CALLINFO statement.
6944 (hppa_expand_prologue): Set rp_saved.
6945 (hppa_expand_epilogue): Use rp_saved.
6946 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6947 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6949 2007-07-14 Dirk Mueller <dmueller@suse.de>
6951 * omega.c (coalesce): Fix memory leak on early exit.
6952 * matrix-reorg.c (check_allocation_function): Likewise.
6953 * tree-vect-transform.c (vect_get_new_vect_var): free result
6955 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6956 pass pointer to edge vector
6957 (partition_hot_cold_basic_blocks): Fix memory leak.
6958 * collect2.c (prefix_from_string): Free temporary storage.
6959 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6961 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6963 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6964 (DO_GLOBAL_DTORS_BODY): Likewise.
6966 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6967 Nigel Stephens <nigel@mips.com>
6969 * config/mips/mips.c (mips_classify_symbol): Don't return
6970 SYMBOL_SMALL_DATA for constant pool addresses if
6971 TARGET_EMBEDDED_DATA is true.
6973 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6975 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6976 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6977 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6978 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6979 __builtin_ia32_storehps, __builtin_ia32_storelps,
6980 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6981 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6982 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6983 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6984 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6985 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6986 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6987 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6988 using def_builtin_const.
6990 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6992 PR tree-optimization/32705
6993 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6994 (simplify_binary_expression): Use SSA_VAL consistently.
6996 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6998 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6999 (SPEFSCR_REGNO): Delete definition.
7000 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7001 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7002 * config/rs6000/rs6000.h: Do not define *_REGNO.
7003 LINK_REGISTER_REGNUM -> LR_REGNO.
7004 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7005 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7006 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7007 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7008 R_VRSAVE, R_VSCR. Use them.
7009 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7010 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7011 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7012 * config/rs6000/aix.h: Define R_LR. Use it.
7014 2007-07-13 Caroline Tice <ctice@apple.com>
7016 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7017 flag_var_tracking is explicitly turned off (i.e. when variable
7018 tracking is not feasible); otherwise, turn flag_var_tracking on when
7019 flag_var_tracking_uninit is on.
7020 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7021 note definitions, to allow recording of initialization status in the
7023 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7024 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7025 determine if two note locations are equal.
7026 (output_loc_list): Don't output list entries whose start & end labels
7028 (reg_loc_descriptor): Add parameter for initialization status; pass it
7029 to other loc descriptor functions.
7030 (one_reg_loc_descriptor): Add parameter for initialization status;
7031 check its value and add DW_OP_GNU_uninit to returned loc descr if
7033 (multiple_reg_loc_descriptor): Add parameter for initialization
7035 pass init status argument to other loc descriptor functions; check
7036 value of intialization parameter and add DW_OP_GNU_uninit to returned
7037 loc descr if appropriate.
7038 (based_loc_descr): Add parameter for initialization status; add new
7039 variable for return value; check value of initialization parameter and
7040 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7041 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7042 pass init status argument to other loc descriptor functions; check
7043 value of intialization parameter and add DW_OP_GNU_uninit to returned
7044 loc descr if appropriate.
7045 (mem_loc_descriptor): Likewise.
7046 (concat_loc_descriptor): Likewise.
7047 (concatn_loc_descriptor): Likewise.
7048 (loc_descriptor): Add parameter for initialization status; pass it as
7049 argument to other loc descriptor function calls.
7050 (loc_descriptor_from_tree_1): Add appropriate initialization status
7051 to loc descriptor function calls.
7052 (add_location_or_const_value_attribute): Get initialization status
7053 from VAR_LOCATION note; add initialization status to loc descriptor
7055 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7056 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7057 status is uninitialized, add "[uninint]" to output.
7058 * common.opt (fvar-tracking-uninit): New option, similar to
7059 fvar-tracking, to turn on tracking of uninitialized variables; creates
7060 a new global flag, flag_var_tracking_uninit.
7061 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7062 (enum var_init_status): New type, for var initialization status field.
7063 * var-tracking.c (struct location_chain_def): Two new fields, init,
7064 for initialization status, and set_src for the assignment value expr.
7065 (unshare_variable): New parameter for initialization status;
7066 initialize new init and set_src fields.
7067 (var_reg_set): New parameters for initialization status and value;
7068 pass them to set_variable_part.
7069 (var_mem_set): Likewise.
7070 (get_init_value): New function.
7071 (var_reg_delete_and_set): New initialization status & value
7072 parameters; add call to get_init_value if status is unknown; pass new
7073 parameters to clobber_variable_part and var_reg_set.
7074 (var_mem_delete_and_set): Likewise.
7075 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7076 (var_mem_delete): Likewise.
7077 (variable_union): Pass status to unshare_variable; initialize new init
7078 and set_src fields. If flag_var_tracking_uninit is not set, force
7079 status to initialized.
7080 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7081 used later to get the set_src value.
7082 (find_src_status): New function.
7083 (find_src_set_src): New function.
7084 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7085 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7086 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7087 and var_mem_delete_and_set.
7088 (dump_variable): Print out "[uninit]" if appropriate.
7089 (set_variable_part): Add new initialization and set_src parameters;
7090 pass status to unshare_variable; set node->init and node- >set_src
7091 fields and modify slot in hash table appropriately; save the init and
7092 set_src values if appropriate and assign to the new node.
7093 (clobber_variable_part): New set_src parameter; if two nodes have
7094 same variable and same location but different set_src (assignment)
7095 values, clobber old node.
7096 (delete_variable_part): Pass init status to unshare_variable.
7097 (emit_note_insn_var_location): Add initialized var; assign var's init
7098 status to new 'initialized'; pass new init status field to calls to
7099 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7100 status to initialized.
7101 (emit_notes_in_bb): Pass initialization status to calls to
7102 var_reg_set, var_mem_set, var_reg_delete_and_set and
7103 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7104 var_reg_delete_and_set and var_mem_delete_and_set; call
7105 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7106 make up for change in add_stores.
7107 (vt_add_function_parameters): Add status to calls to
7109 * config/darwin.c (darwin_override_options): Turn on uninitialized
7110 tracking automatically, if var_tracking is on and the system is
7113 2007-07-13 Sa Liu <saliu@de.ibm.com>
7115 * config.gcc: Add options for arch and tune on SPU.
7116 * config/spu/predicates.md: Add constant operands 0 and 1.
7117 * config/spu/spu-builtins.def: Add builtins for double precision
7118 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7119 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7121 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7123 * config/spu/spu-protos.h: Add new function prototypes.
7124 * config/spu/spu.c (spu_override_options): Check options -march and
7126 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7127 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7129 (spu_const_from_int): New. Create a vector constant from 4 ints.
7130 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7131 (spu_emit_vector_compare): New. Emit vector compare.
7132 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7133 * config/spu/spu.h: Add options -march and -mtune. Define processor
7134 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7135 CANONICALIZE_COMPARISON.
7136 * config/spu/spu.md: Add new insns for double precision compare
7137 and double precision vector compare. Add vcond and smax/smin patterns
7138 to enable DFmode vector conditional expression.
7139 * config/spu/spu.opt: Add options -march and -mtune.
7140 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7141 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7142 both CELL and CELLEDP targets: spu_testsv.
7143 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7146 2007-07-13 Richard Guenther <rguenther@suse.de>
7148 PR tree-optimization/32721
7149 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7150 TREE_THIS_VOLATILE on the folded reference.
7151 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7152 if the array reference has TREE_THIS_VOLATILE set.
7154 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7157 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7159 2007-07-13 Andreas Schwab <schwab@suse.de>
7161 * gengtype-lex.l: Allow declarations to be indented.
7163 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7165 * ginclude/tgmath.h: New.
7166 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7167 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7168 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7169 * configure: Regenerate.
7171 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7173 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7174 correct index when setting register save state for xd
7177 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7179 * config/sh/sh.c (mark_use): Remove.
7181 2007-07-12 Paul Brook <paul@codesourcery.com>
7183 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7184 reg does not overlap return value.
7186 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7188 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7189 (set_expression_vuses): Ditto.
7190 (init_pre): Initialize expression_vuses.
7192 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7194 * config/i386/sse.md (storentdf, storentsf): New.
7196 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7198 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7200 * tree.c (build_decl_stat): Move code from here...
7201 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7202 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7203 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7204 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7205 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7208 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7209 Devang Patel <dpatel@apple.com>
7211 PR tree-optimization/25413
7212 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7213 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7214 * tree.h (contains_packed_reference): New.
7215 * expr.c (contains_packed_reference): New.
7216 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7217 (vect_enhance_data_refs_alignment): Call
7218 vector_alignment_reachable_p.
7219 * target.h (vector_alignment_reachable): New builtin.
7220 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7221 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7222 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7224 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7226 * target.h (builtin_vectorization_cost): Add new target builtin.
7227 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7228 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7229 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7230 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7231 uninitialized variables.
7232 * tree-vect-transform.c (cost_for_stmt): New function.
7233 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7234 using cost 1 for all scalar stmts. Be less conservative when
7235 estimating the number of prologue/epulogue iterations. Call
7236 targetm.vectorize.builtin_vectorization_cost. Return
7237 min_profitable_iters-1.
7238 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7239 initialization cost instead of TARG_VEC_STMT_COST. Use
7240 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7241 epilogue code. Fix epilogue cost computation.
7242 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7243 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7244 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7245 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7246 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7247 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7249 2007-07-12 Richard Guenther <rguenther@suse.de>
7251 * gimplify.c (gimplify_conversion): Make sure that the result
7252 from maybe_fold_offset_to_reference is trivially convertible
7253 to the desired type before doing the simplification.
7254 (gimplify_expr): Likewise.
7255 * fold-const.c (fold_binary): Use the correct types for
7256 building the simplified expression.
7258 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7260 PR rtl-optimization/32729
7261 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7262 that fallthru to exit.
7264 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7266 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7267 (symDTPOFF2reg): Likewise.
7269 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7271 PR tree-optimization/32663
7273 * tree.h (VALUE_HANDLE_VUSES): Remove.
7274 (struct tree_value_handle): Remove vuses.
7276 * tree-vn.c (create_value_handle_for_expr): Don't set
7279 * tree-ssa-pre.c (expression_vuses): New.
7280 (alloc_expression_id): Set up expression_vuses.
7281 (get_expression_vuses): New.
7282 (set_expression_vuses): Ditto.
7283 (clear_expression_ids): Modify for expression_vuses.
7284 (phi_translate_1): Ditto.
7285 (phi_translate_set): Ditto.
7286 (value_dies_in_block_x): Ditto
7287 (valid_in_sets): Ditto.
7288 (add_to_sets): Ditto.
7289 (find_existing_value_expr): Ditto.
7290 (create_value_handle_for_expr): Ditto.
7291 (make_values_for_stmt): Ditto.
7292 (vuse_equiv): Remove.
7294 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7296 * Makefile.in (mostlyclean): Remove object files.
7298 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7300 * toplev.c (no_new_pseudos): Deleted.
7301 * rtl.h (no_new_pseudos): Deleted.
7302 * tree-pass.h (pass_no_new_pseudos): Deleted.
7303 * passes.c (pass_no_new_pseudos): Deleted.
7304 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7305 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7306 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7308 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7309 * rtlhooks.c (gen_lowpart_general): Ditto.
7310 * optabs.c (prepare_operand): Ditto.
7311 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7313 * modulo-sched.c (rest_of_handle_sms): Ditto.
7314 * see.c (rest_of_handle_see): Ditto.
7315 * ifcvt.c (if_convert): Ditto.
7316 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7318 * init-regs.c (gate_initialize_regs): Deleted set of
7320 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7321 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7322 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7324 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7327 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7328 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7329 (*vec_extractv2di_1_rex64): New insn pattern.
7331 2007-07-11 David Daney <ddaney@avtrex.com>
7333 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7334 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7335 for SIGNAL_UNWIND_RETURN_COLUMN.
7336 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7337 (DWARF_FRAME_REGNUM): Rewrite.
7338 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7340 2007-07-11 Nick Clifton <nickc@redhat.com>
7342 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7343 delta and use gen_int_mode in place of GET_INT instead.
7345 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7347 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7350 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7352 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7353 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7355 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7356 (USE_CANONICAL_TYPES): New.
7357 * doc/invoke.texi (verify-canonical-types): Remove.
7358 (use-canonical-types): Add.
7360 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7362 * config/spu/spu.c (spu_optimization_options): Remove setting of
7363 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7364 (spu_override_options): Move it here.
7366 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7368 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7369 * config/mips/mips.c (mips_cpu_info_table): Mention
7370 MIPS_ISA_LEVEL_SPEC in the comment.
7372 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7374 PR tree-optimization/32713
7375 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7377 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7380 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7381 conditional to flag_isoc99.
7382 (c_common_init_options): Do it here, unconditionally.
7384 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7386 PR tree-optimization/32589
7387 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7388 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7389 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7390 predicate, extracted from...
7391 (set_rhs): ...here. Call it for the expression on entry.
7392 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7393 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7394 (simplify_binary_expression): Use valid_gimple_expression_p
7395 to validate the simplification.
7396 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7398 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7400 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7401 DWARF2_DEBUG on 32 bit target too.
7402 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7404 2007-07-11 Nick Clifton <nickc@redhat.com>
7406 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7407 version for 64-bit hosts.
7409 2007-07-10 David Daney <ddaney@avtrex.com>
7411 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7413 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7415 * config/mips/mips.c (mips_expand_synci_loop): New function.
7416 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7417 (UNSPEC_RDHWR): Same.
7418 (UNSPEC_SYNCI): Same.
7419 (UNSPEC_SYNC): Same.
7420 (clear_cache): New expand.
7424 (clear_hazard): Same.
7425 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7427 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7428 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7430 2007-07-10 Ian Lance Taylor <iant@google.com>
7432 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7435 2007-07-10 David Daney <ddaney@avtrex.com>
7437 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7438 * builtins.c (expand_builtin___clear_cache): New function.
7439 (expand_builtin): Call expand_builtin___clear_cache for
7440 BUILT_IN_CLEAR_CACHE case.
7441 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7442 * doc/md.texi (clear_cache): Document new instruction pattern.
7443 * testsuite/gcc.dg/builtins-64.c: New test.
7445 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7447 * config/cris/cris.md ("movsi"): Fix typo in last change.
7449 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7452 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7454 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7455 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7456 for FUNCTION_DECLs. Don't use align_functions_log if
7458 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7459 even for FUNCTION_DECLs.
7460 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7462 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7463 (DECL_FUNCTION_CODE): Update for new location and name of
7465 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7466 (struct tree_decl_common): Move 'align' and 'off_align' out
7467 of union, ensure they're still on a 32-bit boundary. Remove
7468 other fields in union 'u1'.
7469 (struct tree_function_decl): Add field 'function_code' replacing
7470 'u1.f' in tree_decl_common.
7471 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7472 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7473 (Variable Attributes): Cross-reference 'aligned' attribute
7474 to Function Attributes.
7475 * flags.h (force_align_functions_log): Delete.
7476 * toplev.c (force_align_functions_log): Delete.
7478 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7481 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7482 (*vec_concatv2di_rex): New insn pattern.
7484 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7487 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7489 2007-07-10 Ian Lance Taylor <iant@google.com>
7491 Replace no_new_pseudos in backends.
7492 * rtl.h (can_create_pseudo_p): Define.
7493 * config/darwin.c (machopic_indirect_data_reference): Use
7494 can_create_pseudo_p () instead of no_new_pseudos.
7495 (machopic_indirect_data_reference): Likewise.
7496 (machopic_legitimize_pic_address): Likewise.
7497 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7498 (alpha_emit_set_const_1): Likewise.
7499 (alpha_emit_set_const): Likewise.
7500 (alpha_emit_conditional_move): Likewise.
7501 (alpha_split_conditional_move): Likewise.
7502 * config/alpha/alpha.md (various splitters): Likewise.
7504 * config/arm/arm.c (legitimize_pic_address): Likewise.
7505 (arm_load_pic_register): Likewise.
7506 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7507 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7508 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7509 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7510 * config/cris/cris.md (movsi): Likewise.
7511 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7512 (symGOTOFF2reg_hilo): Likewise.
7513 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7514 * config/h8300/h8300.md (insv, extzv): Likewise.
7515 * config/i386/i386.c (ix86_expand_move): Likewise.
7516 (ix86_expand_vector_move): Likewise.
7517 (ix86_prepare_fp_compare_args): Likewise.
7518 (ix86_expand_carry_flag_compare): Likewise.
7519 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7520 (tls_dynamic_gnu2_combine_32): Likewise.
7521 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7522 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7523 (ia64_expand_movxf_movrf): Likewise.
7524 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7525 (m32c_split_move): Likewise.
7526 (m32c_expand_insv): Likewise.
7527 * config/m68k/m68k.md (movsi): Likewise.
7528 * config/mips/mips.c (mips_force_temporary): Likewise.
7529 (mips_split_symbol): Likewise.
7530 (mips_move_integer): Likewise.
7531 (mips_legitimize_const_move): Likewise.
7532 * config/mn10300/mn10300.md (movsi): Likewise.
7533 * config/pa/pa.c (emit_move_sequence): Likewise.
7534 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7535 (rs6000_got_register): Likewise.
7536 (create_TOC_reference): Likewise.
7537 (rs6000_machopic_legitimize_pic_address): Likewise.
7538 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7539 (various splitters): Likewise.
7540 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7541 (movsi_got): Likewise.
7542 * config/s390/s390.c (emit_symbolic_move): Likewise.
7543 * config/s390/s390.md (movhi, movqi): Likewise.
7544 (load_multiple, store_multiple): Likewise.
7545 * config/score/score.c (score_force_temporary): Likewise.
7546 * config/sh/sh.c (prepare_move_operands): Likewise.
7547 (prepare_cbranch_operands): Likewise.
7548 (emit_fpu_switch): Likewise.
7549 (fpscr_set_from_mem): Likewise.
7550 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7551 (adddi3, subsi3): Likewise.
7552 (various splitters): Likewise.
7553 (divsi_inv_fp_combine): Likewise.
7554 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7555 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7557 * config/sh/predicates.md (xor_operand): Likewise.
7558 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7559 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7560 (movdi_pic_label_ref): Likewise.
7561 * config/spu/spu.c (spu_split_immediate): Likewise.
7562 * config/alpha/alpha.md (various splitters): Remove test
7563 !no_new_pseudos || reload_completed.
7564 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7566 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7567 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7568 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7569 * config/score/score.c (th_output_mi_thunk): Likewise.
7570 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7571 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7573 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7575 PR rtl-optimization/32664
7576 * mode-switching.c (create_pre_exit): Skip barrier insns.
7578 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7580 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7581 force_gimple_operand_bsi.
7582 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7583 rewrite_use_compare): Ditto.
7584 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7586 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7587 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7588 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7589 * tree-profile.c (prepare_instrumented_value,
7590 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7591 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7592 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7593 tree_gen_ior_profiler): Ditto.
7594 * tree-ssa-reassoc.c (negate_value): Ditto.
7595 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7596 Use force_gimple_operand_bsi.
7597 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7598 * tree-if-conv.c (add_to_dst_predicate_list,
7599 find_phi_replacement_condition): Ditto.
7600 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7601 Call mark_symbols_for_renaming for new statements.
7602 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7604 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7606 * cfghooks.c (remove_edge): New function.
7607 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7609 * cfghooks.h (remove_edge): Declare.
7610 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7611 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7613 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7615 * optabs.h: Added declaration for signbit_optab.
7616 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7617 * genoptinit.c (optabs): Added entry for signbit insns.
7618 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7620 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7621 * config/s390/s390.md (signbit<mode>2): New expander.
7623 2007-07-09 Richard Guenther <rguenther@suse.de>
7626 * fold-const.c (fold_plusminus_mult_expr): Move constant
7627 arguments second to allow decomposing.
7629 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7632 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7634 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7635 Disregard DECL_FROM_INLINE.
7637 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7640 * doc/invoke.texi: Add ftree-reassoc flag.
7641 * common.opt (ftree-reassoc): New flag.
7642 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7643 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7645 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7647 PR tree-optimization/32681
7648 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7649 saved in second_edge->aux when first_bb is a loop header.
7651 2007-07-09 Jan HUbicka <jh@suse.cz>
7653 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7655 2007-07-09 Richard Guenther <rguenther@suse.de>
7657 * c-decl.c (start_function): Do not promote return type.
7659 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7661 * function.c (do_warn_unused_parameter): Do not warn if
7662 TREE_NO_WARNING is set.
7664 2007-07-08 Andreas Schwab <schwab@suse.de>
7666 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7668 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7671 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7673 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7674 apply to assembly language, too.
7675 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7677 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7679 Revert (note the sccvn portions are *not* reverted)
7680 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7682 Fix PR tree-optimization/23488
7684 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7686 * tree-flow-inline.h (get_value_handle): Ditto.
7687 * tree-ssa-pre.c (decl_vh_map): New.
7688 (decl_node_pool): New.
7689 (can_value_number_operation): Support DECL_P.
7690 (can_PRE_operation): Ditto.
7691 (create_expression_by_pieces): Ditto.
7692 (find_existing_value_expr): Modify to differnetiate between
7693 addressing and top level.
7694 (create_value_handle_for_expr): Handle DECL's.
7695 (poolify_tree): Ditto.
7696 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7697 (make_values_for_stmt): Handle DECL's properly.
7698 (init_pre): Reorg to not init useless things during FRE.
7700 * tree-flow.h: Include pointer-set.h.
7701 (decl_vh_map): Declare.
7702 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7704 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7706 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7707 the constraint description.
7708 * doc/md.texi: Update documentation of AVR constraints.
7710 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7712 * auto-inc-dec.c, config/arm/arm.c,
7713 config/m32r/constraints.md, config/mips/mips.md,
7714 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7715 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7716 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7717 typos. Follow spelling conventions.
7718 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7720 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7721 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7723 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7724 realloc_vuse): Remove.
7725 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7728 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7730 Fix PR tree-optimization/23488
7732 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7733 (try_to_simplify): Ditto.
7735 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7737 * tree-flow-inline.h (get_value_handle): Ditto.
7738 * tree-ssa-pre.c (decl_vh_map): New.
7739 (decl_node_pool): New.
7740 (can_value_number_operation): Support DECL_P.
7741 (can_PRE_operation): Ditto.
7742 (create_expression_by_pieces): Ditto.
7743 (find_existing_value_expr): Modify to differnetiate between
7744 addressing and top level.
7745 (create_value_handle_for_expr): Handle DECL's.
7746 (poolify_tree): Ditto.
7747 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7748 (make_values_for_stmt): Handle DECL's properly.
7749 (init_pre): Reorg to not init useless things during FRE.
7751 * tree-flow.h: Include pointer-set.h.
7752 (decl_vh_map): Declare.
7753 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7755 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7757 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7758 apply to assembly language, too.
7759 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7761 2007-07-06 Ian Lance Taylor <iant@google.com>
7762 Zack Weinberg <zackw@panix.com>
7765 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7767 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7769 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7770 (prefetch): Likewise if "pref" would be used.
7772 2007-07-06 Josh Conner <jconner@apple.com>
7776 * calls.c (store_one_arg): Handle arguments which are partially
7777 on the stack when detecting argument overlap.
7779 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7781 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7782 chosen during find_reloads.
7784 2007-07-06 Richard Guenther <rguenther@suse.de>
7786 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7787 TYPE_ARG_TYPES for verification of argument types. Use
7788 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7789 parameters as variable arguments.
7791 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7793 * libgcc2.h (word_type): Type definition removed.
7794 (cmp_return_type, shift_count_type): Type definitions added.
7795 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7796 replaced with shift_count_type.
7797 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7799 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7800 changed from word_type to Wtype.
7801 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7802 replaced with shift_count_type.
7803 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7805 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7806 and libgcc_shift_count attribute added.
7807 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7808 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7809 (TARGET_INITIALIZER): New target hooks added.
7810 * targhooks.c (default_libgcc_cmp_return_mode,
7811 default_libgcc_shift_count_mode): Default implementations for the new
7813 * targhooks.h (default_libgcc_cmp_return_mode,
7814 default_libgcc_shift_count_mode): Function prototypes added.
7815 * target.h (struct gcc_target): Fields for the new target hooks added.
7816 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7818 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7821 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7822 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7824 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7825 s390_libgcc_shift_count_mode): Functions added.
7826 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7827 Target hooks defined.
7829 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7831 * config/mips/mips.c (compute_frame_size): Restore the original
7832 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7833 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7834 Document why the difference is needed.
7836 2007-07-06 Richard Guenther <rguenther@suse.de>
7838 * c-common.c (boolean_increment): Use correctly typed
7841 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7843 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7844 the topmost argument register is not also included in the save mask.
7845 (mips16e_collect_argument_save_p): Take a pointer to the argument
7846 register, rather than a pointer to the number of arguments.
7847 (mips16e_collect_argument_saves): Only include argument saves
7848 that aren't in the register mask.
7850 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7852 PR rtl-optimization/32450
7853 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7854 to ensure that instructions are not moved into the prologue when
7855 profiling is on. Remove unused prologue_end variable.
7856 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7857 as a scheduling barrier.
7859 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7862 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7863 Disregard DECL_FROM_INLINE.
7865 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7867 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7868 IORing with a constant.
7870 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7872 PR rtl-optimization/32475
7873 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7874 for every definition of the stack pointer.
7876 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7878 * arm.c (vfp3_const_double_index): Copy signed results of
7879 REAL_VALUE_TO_INT into unsigned vars.
7881 2007-07-05 Richard Guenther <rguenther@suse.de>
7884 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7886 * tree-ssa.c (useless_type_conversion_p): Check canonical
7889 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7891 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7892 zero_extendhisi2): Change to define_insn_and_split.
7893 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7895 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7897 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7898 pass_match_asm_constraints): New.
7899 * passes.c (init_optimization_passes): Add new pass.
7900 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7901 * function.h (struct function): Add has_asm_statement bit.
7902 (current_function_has_asm_statement): New.
7903 * tree-pass.h (pass_match_asm_constraints): New.
7905 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7907 * config/mips/mips.c (mips_file_start): Avoid declaration
7910 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7912 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7914 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7916 * rtl.def (NOTE): Change print format string to print
7917 operand 5 as a note insn name.
7919 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7920 David Ung <davidu@mips.com>
7922 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7923 * doc/invoke.texi: (MIPS Options): Document them.
7925 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7926 David Ung <davidu@mips.com>
7928 Add support for SmartMIPS ASE.
7930 * optabs.c (expand_binop_directly): New, broken out from...
7931 (expand_binop): Here. Make it try rotating in the other
7932 direction even when the second operand isn't constant.
7933 * config/mips/mips.md (*lwxs): New.
7934 * config/mips/mips.opt (msmartmips): New.
7935 * config/mips/mips.c (mips_lwxs_address_p): New.
7936 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7937 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7938 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7939 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7940 (ISA_HAS_LWXS): New.
7941 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7942 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7943 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7944 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7945 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7946 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7947 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7949 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7951 * tree-vectorizer.c (new_loop_vec_info): Initialize
7952 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7953 * tree-vectorizer.h (_loop_vec_info): Added new filed
7954 min_profitable_iters.
7955 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7956 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7957 * tree-vect-analyze.c (vect_analyze_operations): Set
7958 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7959 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7960 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7961 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7962 and prologue cost to after they are computed.
7963 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7965 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7966 of creating vectors from scalars according to dt.
7967 (vect_model_store_cost): Likewise.
7968 (vectorizable_call): Use dt array instead of scalar dt. Call
7969 vect_model_simple_cost with additional argument dt.
7970 (vectorizable_assignment): Likewise.
7971 (vectorizable_operation): Likewise.
7972 (vectorizable_type_demotion): Likewise.
7973 (vectorizable_type_promotion): Likewise.
7974 (vectorizable_store): Use dt array instead of scalar dt. Call
7975 vect_model_store_cost with additional argument dt.
7976 (vect_do_peeling_for_loop_bound): Don't call
7977 vect_estimate_min_profitable_iters. Instead, lookup
7978 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7979 "may not be profitable".
7981 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7984 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7985 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7986 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7987 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7989 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7991 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7992 addressing modes cheaper.
7994 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7996 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7997 (dw_ranges_struct): Rename block_num to num. Adjust.
7998 (dw_ranges_by_label_struct): New.
7999 (ranges_by_label, ranges_by_label_allocated,
8000 ranges_by_label_in_use): New variables.
8001 (add_ranges_num): Factored most of the code out of...
8002 (add_ranges): ... this one. Rewrite in terms of the former.
8003 (add_ranges_by_labels): New.
8004 (output_ranges): Output by-label ranges.
8005 (dwarf2out_finish): Output range for multiple-section
8006 compile_unit. Output standard DW_AT_low_pc in addition to
8007 unexpected DW_AT_entry_pc.
8009 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8011 PR tree-optimization/32604
8012 PR tree-optimization/32606
8014 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8015 (compute_antic_safe): Removed.
8016 (ANTIC_SAFE_LOADS): Ditto.
8017 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8018 (execute_pre): Don't call compute_antic_safe.
8019 (vuse_equiv): New function.
8020 (make_values_for_stmt): Use it
8021 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8024 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8027 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8029 (avr_attribute_table): Make "naked" attribute apply to function types
8030 rather than to decls.
8031 (avr_handle_fntype_attribute): New function.
8033 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8035 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8038 2007-07-04 David Ung <davidu@mips.com>
8039 Joseph Myers <joseph@codesourcery.com>
8041 * config/mips/mips.md (type): Add logical, signext and move.
8042 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8043 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8044 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8045 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8046 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8047 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8048 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8049 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8050 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8051 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8052 movv2sf_hardfloat_64bit): Use the new types.
8053 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8054 *movdf_softfloat, *movdf_mips16): Use "multi".
8055 (extendqihi2): Replace with a define_expand.
8056 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8057 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8058 * config/mips/74k.md (r74k_int_logical): New reservation and
8060 (r74k_int_arith): Remove "slt".
8061 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8062 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8063 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8064 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8065 reservations for "arith".
8067 2007-07-04 Richard Guenther <rguenther@suse.de>
8069 * tree-ssa.c (useless_type_conversion_p): Add handling for
8070 scalar float and vector types. Only call the types_compatible_p
8071 langhook for aggregate types as last resort. Follow the
8074 2007-07-04 Richard Guenther <rguenther@suse.de>
8076 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8077 the same as NOP_EXPR.
8079 2007-07-04 Nick Clifton <nickc@redhat.com>
8081 * target.h (struct gcc_target): Add target_help field.
8082 * target-def.h (TARGET_HELP): New.
8083 (TARGET_INITIALIZER): Use TARGET_HELP.
8084 * opts.c (command_handle_option): Invoke target_help function, if
8085 defined, when the user has specified --target-help on the command
8087 * doc/invoke.texi: Mention that --target-help might print
8088 additional information.
8089 * doc/tm.texi: Document TARGET_HELP hook.
8091 * arm.c (TARGET_HELP): Override default definition.
8092 (arm_target_help): New - display a wrapped list of cores and
8093 architectures supported.
8095 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8097 * config/v850/v850.c (expand_prologue): Make sure
8098 GEN_INT() argument is sign extended rather than zero extended.
8099 (expand_epilogue): Likewise.
8100 (output_move_double): Delete.
8101 * config/v850/v850-protos.h (output_move_double): Delete.
8102 * config/v850/v850.md (movdi): Delete.
8103 (*movdi_internal): Delete.
8105 (*movdf_internal): Delete.
8107 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8109 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8110 unless compiling RTP PIC.
8112 2007-07-04 Richard Guenther <rguenther@suse.de>
8114 PR tree-optimization/32482
8115 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8116 original ssa name if we didn't find a shift expression.
8117 Fix shift constant for bit zero test.
8119 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8121 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8123 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8125 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8126 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8127 * config/arm/vxworks.h (ASM_SPEC): Delete.
8128 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8130 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8132 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8133 (DDR_REVERSED_P): New.
8134 * tree-data-ref.c (initialize_data_dependence_relation,
8135 build_classic_dist_vector): Set DDR_REVERSED_P.
8137 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8140 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8141 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8142 init_omega_for_ddr_1): Use non conservative number of iterations
8144 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8145 (analyze_siv_subscript): Remove FIXME and reinitialization of
8146 last_conflicts to chrec_dont_know.
8147 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8149 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8151 * tree.c (maybe_canonicalize_argtypes): Improve description.
8153 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8155 * tree.c (maybe_canonicalize_argtypes): New.
8156 (build_function_type): Set canonical type.
8157 (build_method_type_directly): Ditto.
8158 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8161 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8163 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8165 (rewrite_use_nonlinear_expr): Likewise.
8167 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8169 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8171 2007-07-04 Ben Elliston <bje@au.ibm.com>
8173 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8176 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8178 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8179 (Exception Handling): Likewise.
8181 2007-07-03 Jan Hubicka <jh@suse.cz>
8183 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8185 2007-07-03 Eric Christopher <echristo@apple.com>
8187 * doc/cppopts.texi: Add conflicting option note to -dM.
8188 * doc/invoke.texi: Add note about possible conflicts with
8189 -E for -dCHARS and note that -dM will not produce
8190 any results if there is no machine dependent reorg.
8192 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8194 * tree.h (DECL_ALIGN): Back out previous change.
8196 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8198 * configure.ac: Test for .dtprelword support on MIPS.
8199 * configure, config.in: Regenerate.
8200 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8201 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8203 2007-07-03 Julian Brown <julian@codesourcery.com>
8205 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8206 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8207 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8208 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8210 (all_fpus): Add FPUTYPE_VFP3.
8211 (fp_model_for_fpu): Add VFPv3 field.
8212 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8213 (vfp3_const_double_index): New function. Return integer index of
8214 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8216 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8217 and argument represents a valid RTX for a VFPv3 constant.
8218 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8220 (vfp_emit_fstmd): Similar, for fstmd.
8221 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8222 constants, represented as integer indices.
8223 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8224 VFP_REGNO_OK_FOR_DOUBLE macros.
8225 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8226 (arm_file_start): Set float-abi attribute for VFPv3, and output
8227 correct ".fpu" assembler directive.
8228 (arm_dbx_register_numbering): Add FIXME.
8229 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8230 (fputype): Add FPUTYPE_VFP3.
8231 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8232 (CALL_USED_REGISTERS): Likewise.
8233 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8234 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8235 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8236 (D7_VFP_REGNUM): New.
8237 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8238 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8239 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8240 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8241 (REG_ALLOC_ORDER): Adjust for VFPv3.
8242 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8243 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8244 VFP_LO_REGS, VFP_HI_REGS.
8245 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8246 (IS_VFP_CLASS): Define macro.
8247 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8249 (REGISTER_MOVE_COST): Likewise.
8250 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8251 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8252 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8253 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8254 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8255 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8256 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8257 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8258 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8259 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8260 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8261 where appropriate for single-word registers.
8262 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8263 As above. Fix type attributes.
8264 * config/arm/constraints.md (register_contraint "t"): Define.
8265 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8267 (register_constraint "x"): Define.
8268 (constraint "Dv"): Define.
8270 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8272 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8274 2007-07-03 Tom Tromey <tromey@redhat.com>
8276 * c-parser.c (objc_pq_context): Removed.
8277 (objc_need_raw_identifier): Likewise.
8278 (c_parser) <objc_pq_context>: New field.
8279 <objc_need_raw_identifier>: Likewise.
8280 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8281 (c_lex_one_token): Update.
8282 (c_parser_objc_protocol_definition): Update.
8283 (c_parser_objc_method_definition): Update.
8284 (c_parser_objc_methodproto): Update.
8285 (c_parser_declspecs): Update.
8287 2007-07-03 David Ung <davidu@mips.com>
8289 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8291 2007-07-03 David Ung <davidu@mips.com>
8292 Richard Sandiford <richard@codesourcery.com>
8294 * doc/invoke.texi: Document -march=74kf3_2.
8295 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8296 (TUNE_74K): Check for it.
8297 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8298 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8299 * config/mips/mips.md (cpu): Add 74kf3_2.
8300 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8301 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8302 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8303 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8304 74kf3_2 to the CPU list.
8305 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8306 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8307 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8308 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8309 (r74kf3_2_fxfer_from_c1): New insn reservations.
8311 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8312 David Ung <davidu@mips.com>
8314 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8315 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8316 and 74k[fx]. Document aliases for the new options.
8317 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8318 (PROCESSOR_24KF2_1): ...this.
8319 (PROCESSOR_24KX): Rename to...
8320 (PROCESSOR_24KF1_1): ...this.
8321 (PROCESSOR_74KF): Rename to...
8322 (PROCESSOR_74KF2_1): ...this.
8323 (PROCESSOR_74KX): Rename to...
8324 (PROCESSOR_74KF1_1): ...this.
8325 (TUNE_74K): Update PROCESSOR_* names.
8326 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8327 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8328 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8329 (mips_rtx_cost_data): Update processor names in comments.
8330 (mips_issue_rate): Update PROCESSOR_* names.
8331 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8332 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8333 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8334 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8335 Update cpu attribute names.
8336 (r24k_fpu_iss): Rename this reservation to...
8337 (r24kf2_1_fpu_iss): ...this and update all uses.
8338 (r24kx_fpu_iss): Rename this reservation to...
8339 (r24kf1_1_fpu_iss): ...this and update all uses.
8340 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8341 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8342 Update cpu attribute names.
8344 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8346 * config/m32r/constraints.md: New file.
8347 * config/m32r/m32r.c: Include tm-constrs.h.
8348 (small_data_operand): Use satisfies_constraint_* instead of macro.
8349 (addr24_operand, gen_compare): Likewise.
8350 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8351 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8352 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8353 EXTRA_CONSTRAINT): Likewise.
8354 * config/m32r/m32r.md: Include constraints.md.
8355 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8356 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8357 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8358 (two_insn_const_operand, int8_operand, uint16_operand,
8359 reg_or_int16_operand, reg_or_uint16_operand,
8360 reg_or_cmp_int16_operand, cmp_int16_operand,
8361 seth_add3_operand): Likewise.
8363 2007-07-03 Eric Christopher <echristo@gmail.com>
8365 * libgcc2.h: Conditionally declare __bswapsi2 and
8368 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8370 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8373 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8376 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8377 (__gthrw_pragma): Provide default definition.
8379 * gthr-posix.c (__gthrw_pragma): Define.
8381 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8383 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8384 before declaring inequality.
8386 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8388 * combine.c (recog_for_combine): Log the success or failure of
8389 matching new insn patterns against the machine description in
8392 2007-07-03 Revital Eres <eres@il.ibm.com>
8394 * ddg.c (print_sccs): New function.
8395 (check_sccs): New function.
8396 (create_ddg_all_sccs): Use it.
8397 * ddg.h (print_sccs): Declare.
8398 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8400 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8402 * targhooks.h (default_mode_for_suffix): New function declaration.
8403 * targhooks.c (default_mode_for_suffix): New default target hook.
8404 * target.h (struct c): New structure in the targetm struct.
8405 (mode_for_suffix): New target hook as part of struct c.
8406 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8407 default_mode_for_suffix.
8408 (TARGET_C): New define.
8409 * c-lex.c: Include "target.h".
8410 (interpret_float): Use targetm.c.mode_for_suffix to determine
8411 the mode for a given non-standard suffix.
8412 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8414 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8415 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8417 * doc/extend.texi (Floating Types): New node. Document __float80 and
8418 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8420 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8423 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8424 predicate instead of target_operand.
8425 (divsi3_i1_media, divsi3_media_2): Likewise.
8427 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8429 * tree.h (alias_sets_might_conflict_p): Rename into
8430 alias_sets_must_conflict_p.
8431 * alias.c (alias_sets_might_conflict_p): Likewise.
8432 (alias_sets_conflict_p): Use it.
8433 (objects_must_conflict_p): Likewise.
8434 * c-common.c (strict_aliasing_warning): Adjust.
8436 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8438 * rtlhooks.c (gen_lowpart_if_possible): Check for
8439 invalid subreg before calling gen_lowpart_SUBREG.
8441 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8443 * config/darwin9.h: Add copyright notice.
8444 (LINK_COMMAND_SPEC): Add comment.
8445 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8446 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8447 DARWIN_LIBSYSTEM_HAS_UNWIND.
8449 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8452 * omp-low.c (check_combined_parallel): New function.
8453 (lower_omp_parallel): Call it via walk_stmts, set
8454 OMP_PARALLEL_COMBINED if appropriate.
8455 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8456 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8457 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8458 don't consider it as combined parallel.
8460 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8462 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8463 (gcc_tooldir): Likewise.
8464 * configure: Regenerate.
8465 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8466 old configure.ac gcc_tooldir setting.
8467 (prefix_to_exec_prefix): New variable.
8468 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8469 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8471 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8473 Fix PR tree-optimization/32583
8474 Fix PR tree-optimization/32584
8475 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8476 (phi_translate_set): Use phi_translate directly now.
8477 (make_values_for_stmt): Don't value number RHS if we already know
8480 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8481 Jim Wilson <wilson@specifix.com>
8484 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8487 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8488 Richard Sandiford <richard@codesourcery.com>
8489 Nigel Stephens <nigel@mips.com>
8491 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8492 (mips16e_output_save_restore): Declare.
8493 (mips16e_save_restore_pattern_p): Likewise.
8494 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8495 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8496 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8497 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8498 (BITSET_P): New global macro, extracted from...
8499 (mips_for_each_saved_reg): ...here.
8500 (mips16e_save_restore_info): New struct.
8501 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8502 (mips16e_save_restore_regs): New variable.
8503 (mips_split_plus, mips16e_find_first_register): New functions.
8504 (mips16e_mask_registers): New function.
8505 (compute_frame_size): Expand the commentary before the function.
8506 Enforce the MIPS16e save and restore register range restrictions.
8507 Pad the general register save area at the low end.
8508 (mips16e_save_restore_reg, mips16e_build_save_restore)
8509 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8510 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8511 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8513 (mips_expand_prologue, mips_expand_epilogue): Handle
8514 GENERATE_MIPS16E_SAVE_RESTORE.
8515 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8517 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8519 PR tree-optimization/31966
8520 PR tree-optimization/32533
8521 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8522 "basic_block" description as its third argument. Update function
8523 calls to get destination bb from "edge" argument. Save "cond" into
8524 aux field of the edge. Update prototype for changed arguments.
8525 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8527 (find_phi_replacement_condition): Operate on incoming edges, not
8528 on predecessor blocks. If there is a condition saved in the
8529 incoming edge aux field, AND it with incoming bb predicate.
8530 Return source bb of the first edge.
8531 (clean_predicate_lists): Clean aux field of outgoing node edges.
8532 (tree_if_conversion): Do not initialize cond variable. Move
8533 variable declaration into the loop.
8534 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8535 initializations of new_stmt, arg0 and arg1 variables.
8537 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8539 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8540 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8542 2007-07-02 Richard Guenther <rguenther@suse.de>
8544 * tree-ssa.c (useless_type_conversion_p): Document
8545 future intent as defining the middle-end type system.
8546 Re-structure to call langhook last, group by type class,
8547 mark questionable parts.
8549 2007-07-02 Richard Guenther <rguenther@suse.de>
8551 * tree-flow.h (types_compatible_p): Declare.
8552 * tree-ssa.c (types_compatible_p): New function.
8553 * ipa-type-escape.c (discover_unique_type): Use
8554 types_compatible_p instead of lang_hooks.types_compatible_p.
8555 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8556 * tree-vn.c (expressions_equal_p): Likewise.
8557 * tree.c (fields_compatible_p): Likewise.
8558 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8559 (cprop_operand): Use useless_type_conversion_p instead of
8560 lang_hooks.types_compatible_p.
8561 * tree-inline.c (setup_one_parameter): Likewise.
8562 (declare_return_variable): Likewise.
8563 * tree-nrv.c (tree_nrv): Likewise.
8564 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8565 (maybe_fold_offset_to_component_ref): Likewise.
8566 (maybe_fold_offset_to_reference): Likewise.
8567 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8568 (merge_alias_info): Likewise.
8569 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8570 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8571 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8572 * tree-tailcall.c (find_tail_calls): Likewise.
8573 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8574 * gimplify.c (canonicalize_addr_expr): Likewise.
8575 (fold_indirect_ref_rhs): Likewise.
8576 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8577 (cpt_same_type): Likewise.
8578 (check_pointer_types_r): Swap parameters to cpt_same_type
8580 * fold-const.c (fold_convert): Revert fix for PR15988.
8581 * tree-inline.c (setup_one_parameter): Instead fix it here by
8582 using fold_build1 instead of fold_convert and checking for
8583 error_mark_node. Convert only if the conversion is necessary.
8585 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8587 * configure.ac: Check for .gnu_attribute on Power.
8588 * configure: Regenerate.
8589 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8590 attribute for floating-point ABI.
8592 2007-07-02 Ira Rosen <irar@il.ibm.com>
8594 PR tree-optimization/32230
8595 PR tree-optimization/32477
8596 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8597 address is a constant.
8599 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8601 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8602 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8603 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8604 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8605 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8606 64-bit targets. Add support for *-elfoabi*.
8607 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8608 different settings if $(tm_defines) does not select the EABI.
8609 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8610 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8611 (MIPS_ARCH_OPTION_SPEC): Likewise.
8612 (MIPS_ISA_LEVEL_SPEC): Likewise.
8613 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8614 * config/mips/elfoabi.h: New file.
8616 2007-07-02 Richard Guenther <rguenther@suse.de>
8618 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8619 (useless_type_conversion_p): ... this.
8620 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8621 (useless_type_conversion_p): ... this.
8622 * builtins.c (fold_builtin_memory_op): Rename
8623 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8624 * tree-cfg.c (verify_expr): Likewise.
8625 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8626 * tree-ssa-ccp.c (ccp_fold): Likewise.
8627 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8628 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8629 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8630 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8631 * tree-ssa-pre.c (eliminate): Likewise.
8632 * tree-ssa.c (delete_tree_ssa): Likewise.
8633 (tree_ssa_useless_type_conversion): Likewise.
8634 * tree.c (build2_stat): Likewise.
8636 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8638 Fix PR tree-optimization/32571
8639 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8642 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8644 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8645 and other expected operations explicitly, change default to
8648 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8650 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8652 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8653 (tls_load_dot_plus_eight): Move the label number into the unspec.
8654 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8656 2007-07-01 Andreas Schwab <schwab@suse.de>
8658 * dwarf2out.c (initial_return_save): Define only if used.
8660 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8662 Unreverting Richard's Revert of:
8664 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8666 * dce.c (deletable_insn_p_1): New function, split out from...
8667 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8668 specially, not those inside PARALLELs. Remove BODY argument
8669 and adjust recursive call accordingly.
8670 (prescan_insns_for_dce): Update call to delete_insn_p.
8672 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8673 Revital Eres <eres@il.ibm.com>
8675 * ddg.c (create_ddg_all_sccs): Fix missed
8676 initialization of scc_nodes.
8678 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8681 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8682 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8684 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8686 * configure.ac: Check for .gnu_attribute on MIPS.
8687 * configure, config.in: Regenerate.
8688 * config/mips/mips.c (mips_file_start): If supported, output
8689 attribute for floating-point ABI.
8691 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8694 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8695 (ffs_cmove): New expander to expand using ctz pattern.
8696 (*ffs_cmove): Remove pattern.
8697 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8698 (ffsdi2): Expand using ctz pattern.
8699 (*ffs_rex64): Remove pattern.
8701 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8703 PR rtl-optimization/32296
8704 * pa.md (return): Delete pattern.
8705 (return_internal): Remove "(const_int 1)" from pattern.
8706 (epilogue): Use return_internal pattern for trivial returns.
8707 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8708 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8710 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8712 * tree-ssa-pre.c (is_exception_related): New function
8713 (can_value_number_operation): Use it.
8715 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8717 Fix PR tree-optimization/32540
8718 Fix PR tree-optimization/31651
8720 * tree-ssa-sccvn.c: New file.
8722 * tree-ssa-sccvn.h: Ditto.
8724 * tree-vn.c: Include tree-ssa-sccvn.h
8725 (val_expr_paid_d): Removed.
8726 (value_table): Ditto.
8727 (vn_compute): Ditto.
8728 (val_expr_pair_hash): Ditto.
8729 (val_expr_pair_expr_eq): Ditto.
8730 (copy_vuses_from_stmt): Ditto.
8733 (shared_vuses_from_stmt): Ditto.
8734 (print_creation_to_file): Moved up.
8735 (sort_vuses): Ditto.
8736 (sort_vuses_heap): Ditto.
8737 (set_value_handle): Make non-static.
8738 (make_value_handle): Ditto.
8739 (vn_add): Rewritten to use sccvn lookups.
8740 (vn_add_with_vuses): Ditto.
8741 (vn_lookup): Ditto (and second argument removed).
8742 (vn_lookup_with_vuses): Ditto.
8743 (vn_lookup_or_add): Ditto (and second argument removed);
8744 (vn_lookup_or_add_with_vuses): Ditto.
8745 (vn_lookup_with_stmt): New.
8746 (vn_lookup_or_add_with_stmt): Ditto.
8747 (create_value_handle_for_expr): Ditto.
8749 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8750 (seen_during_translate): New function.
8751 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8752 (phi_trans_add): Ditto.
8753 (constant_expr_p): FIELD_DECL is always constant.
8754 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8755 Use constant_expr_p.
8756 Avoid infinite recursion on mutually valued expressions.
8757 Change callers of vn_lookup_or_add.
8758 (phi_translate): New function.
8759 (compute_antic_safe): Allow phi nodes.
8760 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8761 (find_or_generate_expression): Rewrite slightly.
8762 (create_expression_by_pieces): Updated for vn_lookup_or_add
8764 Update VN_INFO for new names.
8765 (insert_into_preds_of_block): Update for new names.
8766 (add_to_exp_gen): New function.
8767 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8768 (find_existing_value_expr): Rewrite to changed vn_lookup.
8769 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8770 (try_look_through_load): Removed.
8771 (try_combine_conversion): Ditto.
8772 (get_sccvn_value): New function.
8773 (make_values_for_phi): Ditto.
8774 (make_values_for_stmt): Ditto.
8775 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8777 (init_pre): Update for SCCVN changes.
8779 (execute_pre): Ditto.
8781 * tree-flow.h (make_value_handle): Declare.
8782 (set_value_handle): Ditto.
8783 (sort_vuses_heap): Ditto.
8784 (vn_lookup_or_add_with_stmt): Ditto.
8785 (vn_lookup_with_stmt): Ditto.
8786 (vn_compute): Remove.
8789 (vn_lookup): Update arguments.
8791 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8793 (tree-ssa-sccvn.o): New.
8794 (OBJS-common): Add tree-ssa-sccvn.o
8796 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8799 * c-typeck.c (build_external_ref): Don't mark as used if called
8801 * calls.c (rtx_for_function_call): Likewise.
8803 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8807 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8809 * dce.c (deletable_insn_p_1): New function, split out from...
8810 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8811 specially, not those inside PARALLELs. Remove BODY argument
8812 and adjust recursive call accordingly.
8813 (prescan_insns_for_dce): Update call to delete_insn_p.
8815 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8817 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8818 (try_combine): Move potential calls to undo_all() so they happen
8819 before we commit to using the combined insns.
8821 2006-06-30 Jan Hubicka <jh@suse.cz>
8823 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8826 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8828 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8829 (cgraph_remove_unreachable_nodes): Likewise.
8830 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8831 * ipa-inline.c (update_caller_keys): Cast according to the coding
8833 (cgraph_decide_recursive_inlining): Likewise.
8834 (cgraph_decide_inlining_of_small_function): Likewise.
8835 (try_inline): Likewise.
8836 (cgraph_decide_inlining_incrementally): Likewise.
8837 * ipa-pure-const.c (get_function_state): Likewise.
8838 (scan_function): Likewise.
8839 (analyze_function): Likewise.
8840 (static_execute): Likewise.
8841 * ipa-reference.c (scan_for_static_refs): Likewise.
8842 (merge_callee_local_info): Likewise.
8843 (analyze_function): Use type safe memory macros.
8844 (static_execute): Likewise. Cast according to the coding conventions.
8845 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8847 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8849 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8850 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8853 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8856 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8857 for complex modes (both int and real).
8859 2007-06-29 Jan Hubicka <jh@suse.cz>
8861 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8863 2007-06-29 Jan Hubicka <jh@suse.cz>
8866 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8869 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8872 * config/avr/avr.c: Include dataflow header file.
8873 (expand_prologue): Adjust for prologue insn change.
8874 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8877 2007-06-29 Richard Guenther <rguenther@suse.de>
8880 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8881 during type verification.
8883 2007-06-29 Jan Hubicka <jh@suse.cz>
8885 * recog.c (validate_change_rtx_1): Unshare TO argument.
8887 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8889 PR tree-optimization/24659
8890 * tree-vect-transform.c (vectorizable_call): Handle
8891 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8893 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8894 * config/i386/i386.c (enum ix86_builtins)
8895 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8896 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8898 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8899 const using def_builtin_const.
8900 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8901 input operands in the same modes as the result.
8902 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8904 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8906 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8907 (df_set_dead_notes_for_mw): Likewise.
8909 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8911 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8913 2007-06-28 DJ Delorie <dj@redhat.com>
8915 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8917 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8919 * doc/invoke.texi (C++ Dialect Options): Document
8920 fvisibility-ms-compat.
8921 * c.opt (fvisibility-ms-compat): New.
8923 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8926 * tree-affine.c (aff_combination_add_elt): Handle
8927 pointer addition specially.
8929 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8931 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8932 decl is non-external for AIX ABI.
8934 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8936 * config/rs6000/predicates.md (current_file_function_operand):
8937 Ensure the symbol is non-external for AIX ABI.
8939 2007-06-28 Nick Clifton <nickc@redhat.com>
8941 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8942 (fdce, fdse, fpredictive-commoning): Likewise.
8944 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8947 * gcc.c (process_command): Recognize the new -static-libgfortran
8950 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8953 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8954 Use a call clobbered hard reg instead of a pseudo reg.
8956 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8958 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8960 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8963 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8964 REG_LIBCALL and REG_RETVAL notes.
8965 (divsi3, mulsi3): Likewise.
8966 (mulhisi3): Likewise. Use emit_libcall_block.
8967 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8969 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8971 PR rtl-optimization/32481
8972 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8974 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8976 * dce.c (deletable_insn_p_1): New function, split out from...
8977 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8978 specially, not those inside PARALLELs. Remove BODY argument
8979 and adjust recursive call accordingly.
8980 (prescan_insns_for_dce): Update call to delete_insn_p.
8982 2007-06-27 Richard Guenther <rguenther@suse.de>
8985 * tree.h (fold_convertible_p): Declare.
8986 * fold-const.c (fold_convertible_p): New function.
8987 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8988 instead of lang_hooks.types_compatible_p.
8990 2007-06-26 Jan Hubicka <jh@suse.cz>
8992 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8993 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8994 early use validate_unshare_change.
8995 (reload_combine): Likewise.
8996 * recog.c (change_t): New field unshare.
8997 (validate_change_1): Rename from validate_change; add argument unshare.
8998 (validate_change): Turn into wrapper of validate_change_1; update
8999 prototype for bools.
9000 (validate_unshare_change): New.
9001 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9002 calls of df_insn_rescan.
9003 * recog.h (validate_change): Replace ints by bools.
9004 (validate_unshare_change): Declare.
9006 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9008 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9010 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9012 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9014 2007-06-25 Jan Hubicka <jh@suse.cz>
9016 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9018 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9019 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9020 places other call site specific checks are performed.
9022 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9025 * tree-vect-transform.c (vectorizable_operation): Convert
9026 POINTER_PLUS_EXPR over to PLUS_EXPR.
9028 2007-06-25 Chao-ying Fu <fu@mips.com>
9030 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9031 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9032 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9033 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9035 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9036 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9037 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9038 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9039 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9040 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9041 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9042 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9043 ALL_FIXED_POINT_MODE_P): New define.
9044 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9046 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9048 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9049 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9050 MODE_VECTOR_UACCUM): New mode classes.
9052 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9053 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9054 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9057 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9058 (blank_mode): Initialize ibit and fbit.
9059 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9060 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9062 (new_adjust): Change required_class to required_class_from and
9063 required_class_to for testing within a range.
9064 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9065 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9067 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9068 (make_fixed_point_mode): New.
9069 (_ADD_ADJUST): Change C to C1 and C2.
9070 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9071 use a range for machine classes.
9072 (ADJUST_IBIT, ADJUST_FBIT): New.
9073 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9075 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9076 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9077 Emit adjustment for ibit and fbit.
9078 (emit_mode_ibit, emit_mode_fbit): New.
9079 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9081 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9083 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9084 as the source of the set.
9086 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9088 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9089 FP_REGNO_P): Use IN_RANGE.
9090 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9091 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9092 (DATA_REG_P): Use DATA_REGNO_P.
9093 (FP_REG_P): Use FP_REGNO_P.
9094 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9095 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9096 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9098 2007-06-24 Jan Hubicka <jh@suse.cz>
9101 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9103 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9106 * fold-const.c (fold_binary): Strip nops of operand 0
9107 of BIT_NOT_EXPR before calling operand_equal_p.
9108 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9109 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9111 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9113 * doc/extend.texi: Document that dllimport and dllexport imply
9115 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9116 imported or exported declaration, including type declarations.
9117 * c-common.c (handle_visibility_attribute): Check for conflicts
9118 with dllimport/dllexport.
9119 (c_determine_visibility): Handle dllimport/dllexport as an
9120 explicit visibility atttribute.
9122 2007-06-23 Richard Guenther <rguenther@suse.de>
9124 PR tree-optimization/16876
9126 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9128 * tree-inline.c (initialize_inlined_parameters): Do not call
9129 lang_hooks.tree_inlining.convert_parm_for_inlining.
9130 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9131 reason for mismatched types.
9132 * gimplify.c (gimplify_call_expr): Verify the call expression
9133 arguments match the called function type signature. Otherwise
9134 mark the call expression to be not considered for inlining
9135 using CALL_CANNOT_INLINE_P flag.
9136 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9137 edges call expression.
9138 (cgraph_decide_inlining_of_small_function): Likewise.
9139 (cgraph_decide_inlining): Likewise.
9140 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9142 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9143 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9144 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9146 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9147 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9149 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9150 convert_parm_for_inlining member.
9152 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9155 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9156 Remove optimization for GT.
9158 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9161 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9163 (prescan_insns_for_dce): Add extra parameter.
9165 2007-06-23 Jan Hubicka <jh@suse.cz>
9168 * gimplify.c (mark_addressable): New function.
9169 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9171 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9174 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9176 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9179 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9180 moves between MMX/SSE registers to at least 8 units to prevent
9181 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9183 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9185 * config/i386/i386.c (override_options): Correct x86_sahf
9188 2007-06-21 David Daney <ddaney@avtrex.com>
9191 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9192 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9193 (exception_receiver): Renamed to ...
9194 (nonlocal_goto_receiver): ... this.
9196 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9198 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9199 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9200 partial register accesses.
9202 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9204 * fold-const.c (debug_fold_checksum): Move it under
9205 ENABLE_FOLD_CHECKING.
9207 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9210 * tree.h (debug_fold_checksum): Declared.
9211 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9212 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9213 build_fold_addr_expr_with_type_1.
9214 (fold_addr_expr, debug_fold_checksum): New.
9215 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9216 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9219 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9221 PR tree-optimization/19590
9222 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9223 of scev is a constant.
9225 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9227 * df-problems.c (df_note_bb_compute): Made computation of live
9228 info consistent with df_lr.
9230 2007-06-21 Richard Guenther <rguenther@suse.de>
9232 PR tree-optimization/32453
9233 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9234 for pointer anti-range.
9236 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9238 * config/i386/i386.c (processor_target_table): Increase maximum
9239 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9242 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9243 byte alignment if > 8 byte alignment is preferred.
9244 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9246 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9248 PR tree-optimization/31866
9249 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9250 if ASM_EXPR's input is not a SSA_NAME.
9253 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9254 but decl is a global var, instead return decl.
9255 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9256 even for is_global_var decls, if they are private in some outer
9259 2007-06-21 Richard Guenther <rguenther@suse.de>
9261 PR tree-optimization/32451
9262 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9264 2007-06-21 Christian Bruel <christian.bruel@st.com>
9266 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9267 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9268 (push_regs): Changed saving order or banked registers.
9269 (sh_expand_epilogue): Likewise.
9270 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9271 (FIRST_BANKED_REG): Likewise.
9272 (LAST_BANKED_REG): Likewise.
9273 * config/sh/sh.md (banked) New attribute.
9274 (in_delay_slot): Check banked attribute.
9276 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9278 PR tree-optimization/32075
9279 * tree-data-ref.c (subscript_dependence_tester_1,
9280 analyze_miv_subscript, analyze_overlapping_iterations,
9281 add_distance_for_zero_overlaps, build_classic_dist_vector,
9282 subscript_dependence_tester_1, analyze_overlapping_iterations,
9283 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9284 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9285 to evolution_function_is_affine_multivariate_p.
9287 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9289 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9291 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9294 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9296 * config/m32c/prologue.md (epilogue_exitd_16): New.
9297 (epilogue_reit_16): New.
9298 (epilogue_exitd): Rename to epilogue_exitd_24.
9299 (epilogue_reit): Rename to epilogue_reit_24.
9301 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9302 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9304 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9306 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9307 if dbg_cnt (sched_insn) reaches the limit.
9308 (choose_ready): New parameter INSN_PTR and new return value.
9309 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9310 the new return value from choose_ready.
9311 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9312 (rest_of_handle_global_alloc): New global_alloc_at_func.
9314 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9316 PR tree-optimization/25737
9317 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9318 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9319 * tree-flow.h (struct fieldoff): Add new field alias_set.
9320 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9321 argument addressable_type. Set alias_set of fieldoff.
9322 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9323 (create_overlap_variables_for): Pass alias_set from fieldoff to
9325 * alias.c (get_alias_set): Use alias_set from SFT if set.
9327 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9329 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9330 of a variable as an unsigned HOST_WIDE_INT integer.
9332 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9334 PR rtl-optimization/32405
9335 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9337 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9339 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9342 * builtins.c: Include diagnostic.h.
9343 (expand_builtin_expect): Make gcc_assert more permissive.
9344 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9347 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9351 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9352 if ACCUMULATE_OUTGOING_ARGS.
9354 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9356 * config/m68hc11/m68hc11.c: Include dataflow header file.
9357 (m68hc11_reorg): Port to dataflow.
9359 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9361 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9362 (struct df_problem.free_blocks_on_set_blocks): New field.
9363 (struct dataflow.optional_p): New field.
9364 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9365 (df_live_set_all_dirty): New function.
9366 * df-scan.c (df_scan_alloc): Initialize optional_p.
9367 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9368 * df-core.c (df_set_blocks): Removed use of
9369 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9370 df_problem.free_blocks_on_set_blocks to determine which blocks are
9372 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9373 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9374 uses dataflow.optional_p to determine if problem should be
9376 (rest_of_handle_df_initialize): Only start live problem if
9378 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9379 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9380 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9381 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9382 problem_NOTE): Initialize free_blocks_on_set_blocks.
9383 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9385 (df_live_set_all_dirty, df_note_alloc): New function.
9386 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9388 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9389 * postreload.c (reload_combine): Ditto.
9390 * cse.c (cse_extended_basic_block): Ditto.
9391 * regmove.c (mark_flags_life_zones): Ditto.
9392 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9393 erase_matching_seqs): Ditto.
9394 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9395 * integrate (allocate_initial_values): Ditto.
9396 * combine.c (reg_dead_at_p): Ditto.
9397 * resource.c (mark_target_live_regs): Ditto.
9398 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9399 * config/sh/sh.c (find_r0_life_regions): Ditto.
9400 * global.c (rest_of_handle_global_alloc): Only add back df_live
9402 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9404 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9406 (if_convert): Make sure df_live is there at -O == 1.
9407 (pass_if_after_combine): Cleanup flags.
9408 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9409 is there at -O == 1.
9411 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9413 * config/arm/arm.c (arm_get_frame_offsets): Set
9414 offsets->locals_base to avoid negative stack size.
9415 (thumb1_expand_prologue): Assert on negative stack size.
9417 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9419 PR tree-optimization/32367
9420 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9421 of the chrec has no evolution in that loop.
9422 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9424 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9426 * config/xtensa/xtensa.c: Include "df.h".
9427 (xtensa_builtin_saveregs): Use adjust_address instead of
9429 (xtensa_va_start): Invoke make_tree with sizetype for
9430 expand_builtin_saveregs and then convert the result to a pointer.
9431 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9432 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9433 Subtract argument size from index value as integers and then use
9434 POINTER_PLUS_EXPR to add the result to the array address.
9436 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9439 * config/m32c/m32c.c: Include dataflow header file.
9440 (m32c_emit_prologue): Adjust for prologue insn change.
9441 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9442 once inside a PARALLEL. Assume frame size passed in operand 0
9443 includes space to save the fb register.
9444 (prologue_enter_24): Likewise.
9445 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9447 2007-06-19 David Daney <ddaney@avtrex.com
9450 * config/mips/mips.md (cprestore): Mark $gp as used.
9452 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9455 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9456 (frv_ifcvt_modify_insn): Likewise.
9458 2007-06-19 Richard Guenther <rguenther@suse.de>
9460 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9461 only handle positive offsets that fit in a HOST_WIDE_INT.
9463 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9465 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9466 result of rsqrt insn for zero input argument to avoid NaN.
9468 2007-06-19 Richard Guenther <rguenther@suse.de>
9471 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9473 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9475 PR tree-optimization/32353
9476 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9478 2007-06-19 Nick Clifton <nickc@redhat.com>
9480 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9482 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9485 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9486 * config/i386/i386.c (assign_386_stack_local): Assert that
9487 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9488 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9489 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9490 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9492 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9494 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9496 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9498 PR rtl-optimization/32321
9499 * gcse.c (replace_store_insn): Update the note before
9500 calling emit_insn_after.
9502 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9505 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9507 * df-problems.c (df_note_bb_compute): Fix dumping info.
9509 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9511 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9512 insn with emit_jump_insn.
9514 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9516 PR tree-optimization/32383
9517 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9518 * targhooks.h (default_builtin_reciprocal): Update prototype.
9519 * target.h (struct gcc_target): Update builtin_reciprocal.
9520 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9521 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9522 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9523 when fndecl is in BUILT_IN_MD class.
9524 (execute_convert_to_rsqrt): Ditto.
9526 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9527 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9528 Convert BUILT_IN_SQRTF code only when md_fn is false.
9530 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9532 * bt-load.c (move_btr_def): Fix the order of arguments
9533 to validate_replace_rtx.
9535 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9537 * config/m68k/m68k-devices.def: Add 54450..54455.
9539 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9541 PR rtl-optimization/32366
9542 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9543 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9546 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9549 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9550 this is true, rescan insn being modified.
9551 (sms_schedule): Added rescan parameter.
9552 (rest_of_handle_sms): Moved freeing of dominance info to before
9553 getting out of cfg_layout.
9555 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9557 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9558 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9561 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9562 FL_CF_EMAC from the entry for isac.
9564 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9565 (const_sibcall_operand): New.
9566 (sibcall_operand): Use it.
9567 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9568 (m68k_isas): ISAC does not imply FPU or EMAC.
9569 (override_options): Add ISA_C logic for symbolic jump & call.
9571 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9573 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9574 return mode from the builtin itself.
9575 (sparc_fold_builtin): Fix cast of zero constant.
9577 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9579 * targhooks.c (default_builtin_reciprocal): New default target hook.
9580 * targhooks.h (default_builtin_reciprocal): Add prototype.
9581 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9582 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9583 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9584 default_builtin_reciprocal.
9586 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9589 * hooks.c (hook_tree_tree_bool_null): New hook.
9590 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9591 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9592 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9593 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9594 and convert it to reciprocal a*rfunc(b).
9595 (execute_convert_to_rsqrt): New function.
9596 (gate_convert_to_rsqrt): New function.
9597 (pass_convert_to_rsqrt): New pass definition.
9598 * target.h (struct gcc_target): Add builtin_reciprocal.
9599 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9600 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9601 TARGET_BUILTIN_RECIPROCAL.
9602 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9604 * config/i386/i386.h (TARGET_RECIP): New define.
9605 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9606 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9607 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9608 and not optimizing for size.
9609 (*rcpsf2_sse): New insn pattern.
9610 (*rsqrtsf2_sse): Ditto.
9611 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9612 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9613 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9614 and not optimizing for size.
9615 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9616 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9617 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9618 and not optimizing for size.
9619 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9620 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9621 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9622 and not optimizing for size.
9623 (*sse_rsqrtv4sf2): Do not export.
9625 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9626 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9627 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9628 and not optimizing for size.
9630 * config/i386/i386.opt (mrecip): New option.
9631 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9632 (ix86_emit_swsqrtsf): Ditto.
9633 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9634 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9636 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9637 ix86_expand_unop1_builtin.
9638 (ix86_emit_swdivsf): New function.
9639 (ix86_emit_swsqrtsf): Ditto.
9640 (ix86_builtin_reciprocal): New function.
9641 (TARGET_BUILTIN_RECIPROCAL): Use it.
9642 (ix86_vectorize_builtin_conversion): Rename from
9643 ix86_builtin_conversion.
9644 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9645 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9646 "i386 and x86_64 Options" section.
9647 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9649 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9650 Zdenek Dvorak <dvorakz@suse.cz>
9651 Richard Guenther <rguenther@suse.de>
9652 Kaz Kojima <kkojima@gcc.gnu.org>
9654 * tree-vrp.c (compare_values_warnv): Convert val2 to
9656 (extract_range_from_assert): Create
9657 POINTER_PLUS_EXPR for pointer types.
9658 (extract_range_from_binary_expr): Handle
9659 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9661 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9662 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9663 POINTER_PLUS_EXPR as PLUS_EXPR.
9664 (number_of_iterations_lt_to_ne):
9665 For pointer types, use sizetype when
9666 creating MINUS_EXPR/PLUS_EXPRs.
9667 (assert_loop_rolls_lt): For pointer types, use sizetype when
9668 creating MINUS_EXPR/PLUS_EXPRs.
9669 (number_of_iterations_le): Likewise.
9670 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9671 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9672 like PLUS_EXPR and MINUS_EXPR.
9673 * tree-pretty-print.c (dump_generic_node): Handle
9675 (op_prio): Likewise.
9676 (op_symbol_1): Likewise.
9677 * optabs.c (optab_for_tree_code): Likewise.
9678 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9680 * tree-tailcall.c (process_assignment): Mention
9681 POINTER_PLUS_EXPR in a TODO comment.
9682 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9683 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9684 not used with a pointer and an integer type.
9685 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9686 increment using chrec_convert_rhs instead of chrec_convert.
9687 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9688 PLUS_EXPR except for the right hand side's type will be
9690 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9691 (fold_used_pointer_cast): Kill.
9692 (pointer_offset_p): Kill.
9693 (fold_used_pointer): Kill.
9694 (pointer_used_p): Kill.
9695 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9696 call fold_used_pointer.
9697 (instantiate_parameters_1): Convert the increment
9698 using chrec_convert_rhs instead of chrec_convert.
9699 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9700 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9701 instead of PLUS_EXPR.
9702 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9703 PLUS_EXPR for pointers.
9704 (std_gimplify_va_arg_expr): Likewise.
9705 (fold_builtin_memory_op): Likewise.
9706 (fold_builtin_strstr): Likewise.
9707 (fold_builtin_strchr): Likewise.
9708 (fold_builtin_strrchr): Likewise.
9709 (fold_builtin_strpbrk): Likewise.
9710 (expand_builtin_memory_chk): Likewise.
9711 (fold_builtin_memory_chk): Likewise.
9712 (std_expand_builtin_va_start): Use
9713 sizetype for the call to make_tree and then convert
9714 to the pointer type.
9715 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9716 instead of PLUS_EXPR for adding to a pointer.
9717 (std_gimplify_va_arg_expr): Use fold_build2 for
9718 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9719 the operands to sizetype first and then cast the BIT_AND_EXPR
9720 back to the pointer type.
9721 * fold-const.c (build_range_check): Handle pointer types
9723 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9724 of PLUS_EXPR's. Make sure the offset is converted to
9726 (try_move_mult_to_index): Strip the NOPs from the offset.
9727 Remove code argument and replace all uses with PLUS_EXPR.
9728 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9729 specially. Don't use a pointer type for MINUS_EXPR.
9730 (fold_unary): Handle for (T1)(X op Y),
9731 only p+ as that is the only as that can be handled for
9732 binary operators now.
9733 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9735 <case PLUS_EXPR>: Add folding of PTR+INT into
9737 Don't call try_move_mult_to_index.
9738 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9739 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9740 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9741 Don't call try_move_mult_to_index.
9742 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9743 (tree_expr_nonzero_p): Likewise.
9744 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9745 of PLUS_EXPR for the complex expression folding.
9746 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9747 first chrec is a pointer type, then the second should
9748 be sizetype and not the first's type.
9749 For POINTER_PLUS_EXPR, use a different right hand side type.
9750 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9751 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9752 different right hand side type.
9753 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9754 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9755 instead of PLUS_EXPR.
9756 When either operand is zero, convert the other operand.
9757 (chrec_apply): Use chrec_convert_rhs
9758 on the argument x instead of chrec_convert.
9759 (reset_evolution_in_loop): For pointer types, the new_evol
9761 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9762 different right hand side type.
9763 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9764 (chrec_convert_rhs): New function.
9765 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9766 different right hand side type.
9767 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9768 * tree-chrec.h (chrec_convert_rhs): New prototype.
9769 (build_polynomial_chrec): For pointer types, the right hand
9770 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9771 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9772 Remove subtraction case as it is always addition now.
9773 Make sure the offset is converted to sizetype.
9774 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9775 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9776 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9777 PLUS_EXPR in pointer type.
9778 Handle POINTER_PLUS_EXPR.
9779 (tree_to_aff_combination): Likewise.
9780 (force_expr_to_var_cost): Likewise.
9781 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9782 instead of PLUS_EXPR for pointers.
9783 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9784 instead of PLUS_EXPR of pointer types.
9785 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9787 (check_va_list_escapes): Likewise.
9788 (check_all_va_list_escapes): Likewise.
9789 * dwarf2out.c (loc_descriptor_from_tree_1):
9790 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9791 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9792 (string_constant): Likewise.
9793 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9794 the offset to the base, use POINTER_PLUS_EXPR.
9795 (add_to_parts): Convert the index to sizetype.
9796 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9797 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9798 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9799 Offset only holds something for PLUS_EXPR.
9800 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9802 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9804 (analyze_accesses_for_modify_stmt): Likewise.
9805 Remove comment about the type being integral type as it is
9807 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9809 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9811 Correct the type which the artimentic is done in (is now
9814 * tree-data-ref.c (split_constant_offset): Handle
9816 * tree-affine.c (tree_to_aff_combination): Likewise.
9817 * c-typeck.c (build_unary_op): For pointers create the increment
9818 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9820 * gimplify.c (gimplify_self_mod_expr): Create a
9821 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9822 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9823 * tree.def (POINTER_PLUS_EXPR): New tree code.
9824 * tree-predcom.c (ref_at_iteration): If we have a pointer
9825 type do the multiplication in sizetype.
9826 * tree-mudflap.c (mf_xform_derefs_1): Create a
9827 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9828 * tree-ssa-forwprop.c
9829 (forward_propagate_addr_into_variable_array_index):
9830 Don't expect there to be a cast for the index as that
9831 does not exist anymore.
9832 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9833 instead of PLUS_EXPR.
9834 Don't check for the first operand of the POINTER_PLUS_EXPR
9835 was the index as it cannot be.
9836 Call forward_propagate_addr_into_variable_array_index with
9837 the SSA_NAME instead of the statement.
9838 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9839 (compare_constant): Likewise.
9840 (copy_constant): Likewise.
9841 (compute_reloc_for_constant): Likewise.
9842 (output_addressed_constants): Likewise.
9843 (initializer_constant_valid_p): Likewise.
9844 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9845 Convert the MIN/MAX of the inner type to the outer
9846 type before comparing them.
9847 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9848 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9849 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9850 of PLUS_EXPR for pointers.
9851 * tree-inline.c (estimate_num_insns_1): Handle
9853 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9854 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9855 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9856 instead of PLUS_EXPR for the pointer increment statement.
9857 (vect_update_ivs_after_vectorizer): For pointer types, create
9858 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9859 MULT_EXPR in sizetype.
9860 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9862 * tree-object-size.c (plus_expr_object_size): Handle
9863 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9864 code which is trying to figure out which side is a pointer and
9866 (check_for_plus_in_loops_1): Likewise.
9867 (check_for_plus_in_loops): Likewise.
9868 * c-common.c (pointer_int_sum): Create a
9869 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9870 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9871 only POINTER_PLUS_EXPR. Removing all the extra
9872 code which is trying to figure out which side is a pointer and
9874 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9875 PLUS_EXPR and MINUS_EXPR.
9876 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9878 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9879 with make_tree, instead of a pointer type.
9880 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9881 for pointers instead of PLUS_EXPR.
9882 (s390_gimplify_va_arg): Likewise.
9883 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9884 instead of PLUS_EXPR when doing addition on pointer
9885 types. Use sizetype for the second operand.
9886 (spu_gimplify_va_arg_expr): Likewise.
9887 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9888 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9889 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9890 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9891 for the pointer addition and also use size_int/sizetype
9893 (ix86_gimplify_va_arg): Likewise.
9894 Perform BIT_AND_EXPR on sizetype arguments.
9895 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9896 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9897 for the pointer additions and also use size_int for the offsets.
9898 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9899 additions and also use size_int for the offsets. Perform
9900 BIT_AND_EXPR on sizetype arguments.
9901 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9902 POINTER_PLUS_EXPR for pointers and create the
9903 BIT_AND_EXPR in sizetype.
9904 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9905 instead of PLUS_EXPR for pointer addition.
9906 (rs6000_va_start): Likewise.
9907 Also use sizetype for the offset.
9908 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9909 as PLUS_EXPR/MINUS_EXPR.
9910 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9911 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9912 Don't use BIT_AND_EXPR on a pointer type, convert the
9913 expression to sizetype first.
9914 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9916 (mips_gimplify_va_arg_expr): Likewise.
9917 Don't create BIT_AND_EXPR in a pointer type.
9919 2007-06-15 Eric Christopher <echristo@apple.com>
9921 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9922 (x86_64-*-darwin*): Ditto.
9923 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9926 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9928 * doc/extend.texi: Document behavior of __attribute__((aligned))
9931 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9933 * rtlanal.c (note_stores): Improve documentation.
9935 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9937 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9938 LOCAL_LABEL_PREFIX): Delete.
9939 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9940 (bfin_internal_label): Delete.
9942 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9944 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9945 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9946 otherwise define to LIBGCC2_TF_CEXT.
9947 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9948 (LIBGCC_TF_CEXT): Ditto.
9951 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9953 PR rtl-optimization/32339
9954 * df-scan.c (df_uses_record): Don't modify flags but just add to
9955 it for df_ref_record.
9957 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9959 * tree-mudflap.c: Fix whitespace issues.
9961 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9963 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9965 2007-06-14 Eric Christopher <echristo@apple.com>
9967 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9968 (movv4sf): Use gcc_unreachable instead of abort.
9970 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9973 * config/i386/sfp-machine.h (CMPtype): New define.
9974 (mach stubs): Use CMPtype instead of int as a return type.
9976 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9978 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9979 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9980 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9981 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9982 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9983 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9984 config/soft-fp/soft-fp.h: Update from glibc CVS.
9986 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9988 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9990 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9993 * config/v850/v850.c: Include dataflow header file.
9994 (substitute_ep_register): Fix typo.
9996 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9998 * configure.ac: Fix earlier checkin.
9999 * configure: Regenerated.
10001 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10003 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10004 * aclocal.m4: Regenerate.
10005 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10006 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10007 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10008 * configure: Regenerate.
10009 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10011 * Makefile.in (quickstrap): Build libgcc too.
10013 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10015 * configure.ac: Add --enable-checking=df. Explicitly mention that
10016 the variables are initialized as for "release".
10017 * df-core.c: Use it.
10018 * configure: Regenerate.
10019 * config.in: Regenerate.
10021 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10023 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10024 validate_replace_rtx instead of replace_rtx.
10025 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10027 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10029 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10030 (DWARF2_UNWIND_INFO): Override default if configured with
10032 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10033 (ENDFILE_SPEC): Add crtend.o.
10034 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10035 (ENDFILE_SPEC): Add crtend.o.
10036 (TARGET_USE_JCR_SECTION): Define.
10037 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10039 * config/i386/cygming-crtbegin.c: New file.
10040 * config/i386/cygming-crtend.c: New file.
10042 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10044 * config/i386/w32-unwind.h: New file.
10046 2007-06-13 Eric Christopher <echristo@apple.com>
10048 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10049 the user set a value below STACK_BOUNDARY.
10051 2007-06-13 Thiemo Seufer <ths@networkno.de>
10053 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10054 imply -lpthread for -pthread.
10056 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10058 * basic-block.h: Remove the prototype for
10059 free_basic_block_vars.
10060 * cfglayout.h: Remove the prototype for
10061 insn_locators_initialize.
10062 * tree.h: Remove the prototype for emit_line_note.
10064 * tree-ssa-pre.c (mergephitemp): Remove.
10065 (init_pre): Don't use mergephitemp.
10067 2007-06-13 Eric Christopher <echristo@apple.com>
10069 * config/i386/i386.c (override_options): If we've specified
10070 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10072 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10074 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10077 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10079 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10080 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10081 (eh_store_handler): New pattern.
10082 (eh_return): Emit it instead of a plain move.
10084 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10086 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10087 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10088 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10091 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10093 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10094 (find_next_insn_start, find_load): New functions.
10095 (bfin_reorg): Use them to deal with the fact that parallel insns are
10096 no longer represented as a SEQUENCE.
10098 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10100 * config/sparc/sparc.c (sparc_override_options): Initialize
10101 fpu mask correctly.
10103 2007-06-13 Dave Korn <dave.korn@artimi.com>
10105 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10108 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10110 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10111 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10112 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10113 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10114 tree-vect-transform.c: Fix comment typos. Follow spelling
10117 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10119 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10120 to the exit block use set.
10121 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10122 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10123 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10125 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10127 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10128 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10129 to indicate an error.
10130 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10132 (dbg_cnt_process_opt): Print an error on a bad argument.
10133 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10134 * common.opt (-fdbg-cnt-list): New.
10135 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10137 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10139 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10140 flag on ref-all pointers.
10142 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10144 PR middle-end/31579
10145 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10146 for the offset with the modifier as EXPAND_INITIALIZER
10147 if the modifier is EXPAND_INITIALIZER.
10148 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10149 a register if we had an overflow.
10151 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10153 * real.c (real_isfinite): New.
10154 (real_sqrt): Use it.
10155 * real.h (real_isfinite): New.
10156 * builtins.c: Use it.
10158 2007-06-12 Ian Lance Taylor <iant@google.com>
10159 Daniel Berlin <dberlin@dberlin.org>
10162 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10163 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10164 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10165 (DECL_NO_TBAA_P): Define.
10166 (struct tree_decl_common): Add no_tbaa_flag field.
10167 * tree-ssa-structalias.c (struct variable_info): Add
10168 no_tbaa_pruning field.
10169 (new_var_info): Initialize no_tbaa_pruning field.
10170 (unify_nodes): Copy no_tbaa_pruning field.
10171 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10172 (dump_solution_for_var): Print no_tbaa_pruning flag.
10173 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10175 (compute_tbaa_pruning): New static function.
10176 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10177 Call compute_tbaa_pruning.
10178 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10179 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10180 * gimple-low.c (lower_stmt): Likewise.
10181 * tree-gimple.c (is_gimple_stmt): Likewise.
10182 * tree-ssa-operands.c (get_expr_operands): Likewise.
10183 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10184 * tree-inline.c (estimate_num_insns_1): Likewise.
10185 (copy_result_decl_to_var): Likewise.
10186 * expr.c (expand_expr_real_1): Likewise.
10187 * tree-pretty-print.c (dump_generic_node): Likewise.
10188 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10189 * omp-low.c (omp_copy_decl_2): Likewise.
10190 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10191 * doc/c-tree.texi (Expression trees): Document
10192 CHANGE_DYNAMIC_TYPE_EXPR.
10194 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10196 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10197 with !HONOR_NANS and !HONOR_INFINITIES.
10198 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10200 2007-06-12 Tristan Gingold <gingold@adacore.com>
10202 * gcov.c: Comments updated.
10203 (source_info): Add file_time field.
10204 (source_index): New variable.
10205 (mutiple_files): New variable.
10206 (generate_results): New function extracted from process_file.
10207 (process_file): Save and restore chain of functions, generate
10208 results and free structures only if not merging results.
10209 (release_structures): File names are now freed in create_file_names
10210 (create_file_names): Free previous file names.
10211 (find_source): File date is now read here and modifications in
10212 source files is checked here.
10213 (read_graph_file): Only reverse order of functions for the current
10215 (make_gcov_file_name): Do not generate long names if input_name is
10217 (output_lines): If merging results do not display graph, data and
10219 Checking source file modification is done in find_source.
10221 * doc/gcov.texi: Append an s to sourcefile.
10223 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10225 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10226 (forced_nop): New pattern.
10227 * config/bfin/bfin.c: Include "df.h".
10228 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10229 (bfin_discover_loop): Use df_get_live_in instead of
10230 global_live_at_start.
10231 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10232 df_analyze when done.
10233 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10234 the insns. Use QImode for the final insn in a bundle. Call
10235 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10237 (reorder_var_tracking_notes): New function.
10238 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10239 update_life_info. Call df_analyze after scheduling and bundle
10240 generation. Call reorder_var_tracking_notes if generating these
10241 notes. Call df_finish_pass at the end.
10243 2007-06-12 Dirk Mueller <dmueller@suse.de>
10245 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10246 a comparison, not an assignment.
10248 2007-06-12 Olivier Hainque <hainque@adacore.com>
10250 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10251 Request walking the subtrees only, leaving the current is_lhs/val_only
10253 (convert_non_local_reference): Likewise.
10255 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10257 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10259 2007-06-12 Richard Guenther <rguenther@suse.de>
10261 PR tree-optimization/15353
10262 PR tree-optimization/31657
10263 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10264 * timevar.def: Add TV_TREE_IFCOMBINE.
10265 * tree-pass.h (pass_tree_ifcombine): Declare.
10266 * tree-ssa-ifcombine.c: New file.
10267 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10268 * tree-flow.h (blocks_in_phiopt_order): Declare.
10269 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10270 (tree-ssa-ifcombine.o): New dependencies.
10272 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10274 PR rtl-optimization/32293
10275 * combine.c (simplify_if_then_else): Truncate return from
10276 nonzero_bits() to correct mode.
10278 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10280 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10281 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10283 2007-06-11 Diego Novillo <dnovillo@google.com>
10285 * Makefile.in (reload1.o-warn): Remove.
10287 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10289 * combine.c (subst): Use reg_overlap_mentioned_p
10290 instead of comparing register numbers directly.
10292 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10294 * reload1.c (mark_home_live_1): Use the mode parameter.
10296 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10298 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10299 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10301 * df-core.c: Ditto.
10303 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10305 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10307 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10309 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10310 from integer registers.
10311 (FP mode splitters): Handle TFmode.
10313 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10315 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10316 for ref-all pointers that point-to anything.
10318 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10320 * config/arm/arm.c (arm_output_dwarf_dtprel,
10321 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10323 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10325 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10326 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10329 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10331 * tree.c (signed_or_unsigned_type_for): New.
10332 (unsigned_type_for): Use signed_or_unsigned_type_for.
10333 (signed_type_for): Use signed_or_unsigned_type_for.
10334 * tree.h (signed_or_unsigned_type_for): New.
10335 (get_signed_or_unsigned_type): Remove.
10336 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10337 lang_hooks.types.signed_type
10338 (size_diffop): Likewise.
10339 (all_ones_mask_p): Likewise.
10340 (build_range_check): Likewise.
10341 (fold_cond_expr_with_comparison): Likewise.
10342 (fold_cond_expr_with_comparison): Likewise.
10343 (unextend): Likewise.
10344 (extract_muldiv_1): Likewise.
10345 (fold_single_bit_test_into_sign_test): Likewise.
10346 (fold_binary): Likewise.
10347 (fold_ternary): Likewise.
10348 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10349 instead of get_signed_or_unsigned_type.
10350 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10351 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10352 * expr.c (signed_or_unsigned_type_for): Use
10353 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10354 * langhooks.c (get_signed_or_unsigned_type): Remove.
10355 (lhd_signed_or_unsigned_type): Remove.
10356 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10357 signed_or_unsigned_type.
10358 (lhd_signed_or_unsigned_type): Remove.
10359 * expmed.c (make_tree): Use signed_type_for instead of
10360 lang_hooks.types.signed_type.
10361 * c-common.c (same_scalar_type_ignoring_signedness): Use
10362 c_common_signed_type instead of lang_hooks.types.signed_type.
10363 (c_common_unsigned_type): New.
10364 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10365 (shorten_compare): Use c_common_unsigned_type instead of
10366 c_common_signed_or_unsigned_type.
10367 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10369 * convert.c (convert_to_integer): Use signed_type_for instead of
10370 lang_hooks.types.signed_type.
10371 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10372 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10373 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10374 * c-format.c (check_format_types): Use c_common_unsigned_type
10375 instead of unsigned_type_for.
10376 * c-decl.c (groakdeclarator): Likewise.
10377 * c-typeck.c (convert_for_assignment): Likewise.
10378 * c-common.h (c_common_unsigned_type): New.
10380 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10383 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10384 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10386 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10388 PR middle-end/32279
10389 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10390 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10392 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10393 Sebastian Pop <sebpop@gmail.com>
10395 * lambda-code.c (remove_iv): New.
10396 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10398 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10400 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10401 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10402 * tree-ssa-loop-prefetch.c: Include optabs.h.
10403 (FENCE_FOLLOWING_MOVNT): New macro.
10404 (struct mem_ref): Add independent_p and storent_p fields.
10405 (record_ref): Initalize the new fields.
10406 (gather_memory_references_ref): Return true if the reference
10408 (gather_memory_references): Check whether all memory accesses
10409 in loop were recorded.
10410 (should_issue_prefetch_p): Return false for nontemporal stores.
10411 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10412 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10413 (determine_loop_nest_reuse): Detect independent memory references.
10414 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10415 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10416 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10417 * config/i386/i386.h (x86_mfence): Declare.
10418 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10419 * config/i386/i386.c (x86_mfence): New variable.
10420 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10422 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10423 * optabs.c (init_optabs): Initialize storent_optab.
10424 * optabs.h (enum optab_index): Add OTI_storent.
10425 (storent_optab): Declare.
10426 * genopinit.c (optabs): Add initialization for storent_optab.
10427 * tree.h (MOVE_NONTEMPORAL): New macro.
10428 * expr.c (expand_assignment, store_expr, store_constructor_field,
10429 store_constructor, store_field, expand_expr_real_1): Propagate
10430 nontemporality of the expanded store.
10431 (emit_storent_insn): New function.
10432 * expr.h (expand_assignment, store_expr): Declaration changed.
10433 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10434 to expand_assignment.
10435 * stmt.c (expand_asm_expr): Ditto.
10436 * calls.c (initialize_argument_information): Pass false as
10437 nontemporality to store_expr.
10438 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10441 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10443 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10445 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10447 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10449 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10450 and allow DECL_P here.
10452 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10454 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10455 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10456 track of the size of the expression.
10457 * cfghooks.c (merge_blocks): Remove block from loops structure only
10458 after call of the merge_blocks hook.
10460 2007-06-09 Tom Tromey <tromey@redhat.com>
10462 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10463 (deprecated_state): Removed.
10464 (start_decl): Update.
10465 (enum deprecated_states): Moved earlier.
10466 (groktypename): Update.
10467 (push_parm_decl): Likewise.
10468 (grokfield): Likewise.
10469 (start_function): Likewise.
10471 2007-06-09 Ian Lance Taylor <iant@google.com>
10473 PR tree-optimization/32169
10474 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10475 CONVERT_EXPR, check whether min and max both converted to an
10476 overflow infinity representation.
10478 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10480 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10481 not inserted on the edge.
10483 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10485 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10486 instructions if they are supported.
10487 (__divsi3, __umodsi3, __modsi3): Likewise.
10488 (__ashldi3, __ashrdi3, __lshrdi3): New.
10489 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10491 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10492 Tony Linthicum <tony.linthicum@amd.com>
10494 * doc/invoke.texi: Add fvect-cost-model flag.
10495 * common.opt (fvect-cost-model): New flag.
10496 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10497 cost fields in stmt_vec_info struct for STMT.
10498 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10499 fields in stmt_vec_info struct and access functions for the same.
10500 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10501 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10502 load, store and vector to scalar operation.
10503 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10504 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10505 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10506 (TARG_VEC_STORE_COST): Define cost of vector store.
10507 (vect_estimate_min_profitable_iters): Define new function.
10508 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10509 check to evaluate if loop iterations are less than minimum profitable
10510 iterations determined by cost model or minimum vect loop bound defined
10511 by user, whichever is more conservative.
10512 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10513 run-time check to evaluate if loop iterations are less than minimum
10514 profitable iterations determined by cost model or minimum vect loop
10515 bound defined by user, whichever is more conservative.
10516 (vect_estimate_min_profitable_iterations): New function to estimate
10517 mimimimum iterartions required for vector version of loop to be
10518 profitable over scalar version.
10519 (vect_model_reduction_cost): New function.
10520 (vect_model_induction_cost): New function.
10521 (vect_model_simple_cost): New function.
10522 (vect_cost_strided_group_size): New function.
10523 (vect_model_store_cost): New function.
10524 (vect_model_load_cost): New function.
10525 (vectorizable_reduction): Call vect_model_reduction_cost during
10527 (vectorizable_induction): Call vect_model_induction_cost during
10529 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10530 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10531 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10532 vectorizable_promotion, vectorizable_demotion): Call
10533 vect_model_simple_cost during analysis phase.
10535 2007-06-08 Simon Baldwin <simonb@google.com>
10537 * reg-stack.c (get_true_reg): Readability change. Moved default case
10538 label into direct switch statement scope.
10540 2007-06-08 Simon Baldwin <simonb@google.com>
10542 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10543 in gcc_assert() with '==' comparison.
10545 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10547 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10548 TARGET_ABM handling of x86_popcnt variable.
10550 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10552 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10553 __builtin_copysignq and __builtin_infq built-in functions.
10555 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10557 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10558 SSE4.2 section. Correct built-in function names in SSE4A section.
10560 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10562 PR tree-optimization/32243
10563 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10564 for ncopies after ratio check between nunits_out and nunits_in.
10565 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10567 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10569 PR tree-optimization/32224
10570 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10571 vectorization upon a non GIMPLE_MODIFY_STMT.
10573 2007-06-08 Christian Bruel <christian.bruel@st.com>
10576 * config/sh/sh.md (doloop_end): New pattern and splitter.
10577 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10579 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10581 PR middle-end/32209
10582 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10584 (verify_dominators): Do not change dominance tree.
10586 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10588 * config/sh/constraints.md: New file.
10589 * config/sh/sh.c: Include tm-constrs.h.
10590 (reg_class_from_letter): Remove.
10591 (prepare_cbranch_operands): Use satisfies_constraint_*
10592 function instead of macro.
10593 (andcosts, broken_move, sh_secondary_reload): Likewise.
10594 * config/sh/predicates.md (trapping_target_operand): Likewise.
10595 (and_operand, arith_operand, arith_reg_or_0_operand,
10596 cmp_operand, logical_operand, target_operand,
10597 ua_address_operand, ua_offset, xor_operand): Likewise.
10598 * config/sh/sh.md: Include constraints.md.
10599 (*movsicc_t_false): Use satisfies_constraint_* function
10601 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10602 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10603 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10604 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10605 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10606 (REG_CLASS_FROM_CONSTRAINT): Remove.
10607 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10608 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10609 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10610 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10611 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10612 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10613 function instead of macro.
10614 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10615 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10616 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10617 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10618 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10619 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10620 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10621 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10622 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10623 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10624 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10625 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10626 EXTRA_CONSTRAINT_STR): Likewise.
10627 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10629 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10631 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10633 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10636 * c-common.h (flag_cpp0x): Replaced by...
10637 (cxx_dialect): ... this new variable specifying the C++ dialect that
10639 * c-common.c (flag_cpp0x): Removed.
10640 (cxx_dialect): Defined.
10641 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10643 * c-opts.c (c_common_post_options): Likewise.
10644 (set_std_cxx98): Set cxx_dialect to cxx98.
10645 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10647 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10648 Hui-May Chang <hm.chang@apple.com>
10650 * doc/invoke.texi (Darwin Options): Update documentation for
10651 -mmacosx-version-min.
10652 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10653 * config/darwin-driver.c: New file.
10654 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10655 * config/t-darwin (darwin-driver.o): New rule.
10657 * config/darwin-c.c (version_as_macro): Ignore low digit.
10659 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10661 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10662 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10663 (CSGNMODE): New mode macro.
10664 (CSGNVMODE): New mode attribute.
10665 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10666 expander using CSGNMODE mode macro. Handle TFmode.
10667 (copysign<mode>3_const): Rename from copysignsf3_const and
10668 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10670 (copysign<mode>3_var): Rename from copysignsf3_var and
10671 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10673 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10674 mode macro. Handle TFmode.
10675 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10676 (iortf3, *iortf3): Ditto.
10677 (xortf3, *xortf3): Ditto.
10678 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10679 TFmode and TImode masks.
10680 (ix86_expand_copysign): Expand TFmode copysign insn.
10681 (IX86_BUILTIN_INFQ): New.
10682 (IX86_BUILTIN_FABSQ): Ditto.
10683 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10684 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10685 [__builtin_fabsq]: Ditto.
10686 [__builtin_copysignq]: Ditto.
10687 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10688 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10689 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10690 ix86_expand_binop_builtin().
10692 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10694 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10696 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10699 * rtl.h (push_to_sequence2): New.
10700 * emit-rtl.c (push_to_sequence2): New.
10701 * function.c (assign_parm_data_all): Add new fields.
10702 (assign_parm_setup_block): Call push_to_sequence2 instead of
10704 (assign_parm_setup_reg): Ditto.
10705 (assign_parm_setup_stack): Ditto.
10706 (assign_parms_unsplit_complex): Ditto.
10707 (assign_parms): Change field name.
10709 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10711 PR tree-optimization/32220
10712 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10713 phi node is reached before defining statement.
10715 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10718 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10719 after changing the right hand side of the assignment.
10721 2007-06-06 Eric Christopher <echristo@apple.com>
10723 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10724 (x86_64-*-darwin*): Ditto.
10725 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10726 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10728 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10730 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10731 coding conventions.
10732 (add_key): Likewise.
10733 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10734 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10736 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10738 (add_cost_one_coalesce): Likewise.
10739 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10740 variable names. Rename orig to orig_name for consistency.
10741 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10742 coding conventions.
10743 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10745 (record_equivalences_from_stmt): Likewise.
10746 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10747 the coding conventions.
10748 (memory_ssa_name_same): Likewise.
10749 (dse_optimize_stmt): Likewise.
10750 (dse_record_phis): Likewise.
10751 (dse_finalize_block): Likewise.
10752 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10753 keywords as variable names.
10754 (may_move_till): Cast according to the coding conventions.
10755 (force_move_till_expr): Avoid using C++ keywords as variable names.
10756 (force_move_till): Cast according to the coding conventions.
10757 (memref_hash): Likewise.
10758 (memref_eq): Likewise.
10759 (gather_mem_refs_stmt): Likewise.
10760 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10761 using C++ keywords as variable names.
10762 (idx_find_step): Cast according to the coding conventions.
10763 (idx_record_use): Likewise.
10764 (find_depends): Likewise.
10765 (prepare_decl_rtl): Likewise.
10766 (mbc_entry_hash): Likewise.
10767 (mbc_entry_eq): Likewise.
10768 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10769 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10770 (idx_infer_loop_bounds): Cast according to the coding conventions.
10771 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10772 * tree-ssa-math-opts.c (occ_new ): Likwise.
10773 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10775 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10777 (add_use_op): Likewise.
10778 (add_vop): Likewise.
10779 (add_vuse_op): Likewise.
10780 (add_vdef_op): Likewise.
10781 (get_expr_operands): Likewise.
10782 (push_stmt_changes): Use type safe memory macros.
10783 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10784 keywords as variable names.
10785 (conditional_replacement): Likewise.
10786 (minmax_replacement): Likewise.
10787 (abs_replacement): Likewise.
10788 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10789 coding conventions.
10790 (insert_fake_stores): Avoid using C++ keywords as variable names.
10791 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10793 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10794 (heapvar_insert): Use type safe memory macros.
10795 (new_var_info): Cast according to the coding conventions.
10796 (new_constraint): Likewise.
10797 (remove_preds_and_fake_succs): Use type safe memory macros.
10798 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10800 (thread_single_edge): Likewise.
10801 (thread_through_loop_header): Likewise.
10803 2007-06-06 Eric Christopher <echristo@apple.com>
10805 * config/i386/i386.c (override_options): Move handling
10806 of TARGET_SUBTARGET* earlier.
10808 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10810 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10813 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10815 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10816 emited outside of basic block.
10817 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10818 the created blocks.
10819 * rtl.h (delete_insn_chain): Declaration changed.
10820 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10822 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10823 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10824 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10825 to delete_insn_chain.
10826 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10827 do not have bb field set.
10828 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10830 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10831 * cfgcleanup.c (try_optimize_cfg): Ditto.
10833 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10835 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10836 (lambda_body_vector_new): Use type safe memory macros.
10837 (lambda_linear_expression_new): Likewise.
10838 (lambda_loopnest_new): Likewise.
10839 (lambda_lattice_new): Likewise.
10840 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10841 conventions. Use type safe memory macros.
10842 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10843 (lambda_body_vector_s): Likewise.
10844 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10845 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10847 2007-06-06 Richard Guenther <rguenther@suse.de>
10849 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10850 if we need to schedule cfg_cleanup.
10851 (tree_ssa_forward_propagate_single_use_vars): Do so.
10853 2007-06-06 Ian Lance Taylor <iant@google.com>
10855 * fold-const.c (merge_ranges): If range_successor or
10856 range_predecessor fail, just return 0.
10858 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10860 PR tree-optimization/32216
10861 * tree-vectorizer.c (supportable_widening_operation): Determine
10862 signedness of FIX_TRUNC_EXPR from output operand.
10863 (supportable_narrowing_operation): Ditto.
10864 * tree-vect-generic.c (expand_vector_operations_1): Determine
10865 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10866 from input operand.
10868 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10870 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10871 (struct pta): ...from here. Change flags to unsigned to avoid
10872 excessive casting (as it is used as a bit mask).
10873 (override_options): Add casts according to the coding convenventions.
10874 (x86_64_elf_unique_section): Likewise.
10875 (examine_argument): Avoid using C++ keywords as variable names.
10876 (construct_container): Likewise.
10877 (legitimize_pic_address): Likewise.
10878 (get_dllimport_decl): Cast according to the coding conventions. Use
10879 type safe memory macros.
10880 (legitimize_address): Cast according to the coding conventions.
10881 (emit_i387_cw_initialization): Corrected the type of slot to enum
10883 (ix86_init_machine_status): Use type safe memory macros.
10884 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10885 (bdesc_pcmpistr): Likewise.
10886 (bdesc_crc32): Likewise.
10887 (bdesc_sse_3arg): Likewise.
10888 (bdesc_2arg): Likewise.
10889 (bdesc_1arg): Likewise.
10890 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10891 (ix86_expand_sse_pcmpistr): Likewise.
10892 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10893 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10894 int to match the langhook definition.
10895 (ix86_builtin_conversion): Change the type of code to unsigned init to
10896 match the langhook definition.
10897 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10899 (ix86_preferred_output_reload_class): Likewise.
10900 (ix86_cannot_change_mode_class): Likewise.
10901 (ix86_memory_move_cost): Likewise.
10902 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10903 avoid excessive casting later on.
10904 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10906 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10908 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10909 as flags setting insn.
10910 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10912 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10914 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10915 (UNSPEC_ROUND): New.
10916 ("sse4_1_round<mode>2"): New insn pattern.
10917 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10919 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10920 expander using SSEMODEF mode macro. Expand using
10921 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10922 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10923 expander using SSEMODEF mode macro. Expand using
10924 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10925 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10926 expander using SSEMODEF mode macro. Expand using
10927 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10928 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10929 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10930 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10933 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10934 Sebastian Pop <sebpop@gmail.com>
10936 * lambda.h (build_linear_expr): New.
10937 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10938 Use build_linear_expr, call fold and force_gimple_operand.
10939 (lambda_loopnest_to_gcc_loopnest): Check that there is
10940 something to insert.
10941 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10943 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10945 PR preprocessor/23479
10946 * doc/extend.texi: Document the 0b-prefixed binary integer
10947 constant extension.
10949 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10951 PR tree-optimization/32215
10952 * tree-vectorizer.c (supportable_widening_operation): Return false
10953 for unsupported FIX_TRUNC_EXPR tree code.
10954 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10956 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10958 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10959 register on SPE targets. Change documentation to reflect
10961 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10962 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10963 out of the register allocation pool.
10964 (rs6000_reg_live_or_pic_offset_p): New function.
10965 (rs6000_emit_prologue): Move the actual saving of LR up to free
10966 r0 for holding r11. Split saving of SPE 64-bit registers into
10967 its own case. Ensure that offsets will always be in-range for
10968 'evstdd' by using r11 as a scratch register to point at the start
10969 of the SPE save area. Save r11 if necessary, as it is the static
10971 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10972 into its own case. Ensure that offsets will always be in-range
10973 for 'evldd' by using r11 as a scratch register to point at the
10974 start of the SPE save area. Also adjust r11 when restoring
10975 the stack pointer to compensate for pre-loading r11.
10977 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10979 * cfg.c (init_flow): Use type safe memory macros.
10980 (alloc_block): Likewise.
10981 (unchecked_make_edge): Likewise.
10982 (dump_flow_info): Avoid using C++ keywords as variable names.
10983 (copy_original_table_clear): Cast according to the coding conventions.
10984 (copy_original_table_set): Likewise.
10985 * cfgexpand (label_rtx_for_bb): Likewise.
10986 (expand_gimple_basic_block): Likewise.
10987 * cfghooks.c (dump_bb): Likewise.
10988 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10990 (lv_add_condition_to_bb): Likewise.
10991 * cfglayout (relink_block_chain): Cast according to the coding
10993 (fixup_reorder_chain): Likewise.
10994 (fixup_fallthru_exit_predecessor): Likewise.
10995 * cfgloop.c (glb_enum_p): Likewise.
10996 (get_exit_description): Likewise.
10997 (dump_recorded_exit): Likewise.
10998 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10999 (struct loop): ... from here.
11000 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11002 * cfgrtl.c (rtl_create_basic_block): Likewise.
11003 (rtl_split_block): Likewise.
11004 (rtl_dump_bb): Likewise.
11005 (cfg_layout_split_block): Likewise.
11006 (init_rtl_bb_info): Use typesafe memory macros.
11008 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11009 * graphds.h: Updated all usages of edge to graph_edge.
11010 * graphds.c: Likewise.
11011 * cfgloopanal.c: Likewise.
11013 2007-06-05 Ian Lance Taylor <iant@google.com>
11015 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11016 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11017 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11019 (test_for_singularity): Likewise.
11021 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11023 * config/i386/constraints.md ("Y2"): Replaced by ...
11025 * config/i386/i386.md: Likewise.
11026 * config/i386/mmx.md: Likewise.
11027 * config/i386/sse.md: Likewise.
11029 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11031 * config/i386/constraints.md ("z"): Replaced by ...
11033 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11034 (sse4_1_blendvps): Likewise.
11035 (sse4_1_pblendvb): Likewise.
11036 (sse4_2_pcmpestr): Likewise.
11037 (sse4_2_pcmpestrm): Likewise.
11038 (sse4_2_pcmpestr_cconly): Likewise.
11039 (sse4_2_pcmpistr): Likewise.
11040 (sse4_2_pcmpistrm): Likewise.
11041 (sse4_2_pcmpistr_cconly): Likewise.
11043 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11045 * matrix-reorg.c (transform_access_sites): Fix computation.
11046 (transform_allocation_sites): Same.
11048 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11050 * config/i386/i386.c (override_options): Use
11051 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11053 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11055 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11056 (nonimm_not_xmm0_operand): Ditto.
11057 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11058 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11059 as operand[2] predicate. Require "z" class XMM register for
11060 operand[3]. Adjust asm template.
11061 ("sse4_1_blendvpd"): Ditto.
11062 ("sse4_1_pblendvb"): Ditto.
11063 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11064 force op2 into xmm0 register for variable blend instructions.
11066 2007-06-04 Tom Tromey <tromey@redhat.com>
11068 * c-tree.h (start_enum): Update.
11069 (build_enumerator): Likewise.
11070 * c-decl.c (enum_next_value): Removed.
11071 (enum_overflow): Likewise.
11072 (start_enum): Add c_enum_contents argument. Don't use globals.
11073 (build_enumerator): Likewise.
11074 * c-tree.h (struct c_enum_contents): New struct.
11076 2007-06-04 Tom Tromey <tromey@redhat.com>
11078 * c-common.c (c_common_get_alias_set): Fix indentation.
11080 2007-06-04 Ian Lance Taylor <iant@google.com>
11082 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11083 to overflow, reduce overflow infinity to regular infinity.
11084 (vrp_var_may_overflow): New static function.
11085 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11087 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11089 * stor-layout.c (layout_type): Remove duplicate code.
11091 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11094 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11095 before build_common_builtin_nodes ().
11097 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11100 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11102 2007-06-04 Jan Hubicka <jh@suse.cz>
11104 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11105 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11106 instead of _stat version.
11108 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11110 PR tree-optimization/32194
11111 * tree-predcom.c (determine_offset): Check that both references have
11114 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11116 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11117 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11118 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11119 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11120 Add argument to iterate_fix_dominators call.
11121 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11122 * gcse.c (hoist_code): Change domby to vector.
11123 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11124 Add argument to iterate_fix_dominators call.
11125 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11126 recompute_dominator.
11127 * lambda-code.c (perfect_nestify): Ditto.
11128 * cfgloopanal.c: Include graphds.h.
11129 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11130 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11131 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11133 * graphds.c: New file.
11134 * graphds.h: New file.
11135 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11136 (get_dominated_by, get_dominated_by_region): Change return type to
11138 (verify_dominators): Recompute all dominators and compare the results.
11139 (recount_dominator): Renamed to ...
11140 (recompute_dominator): ... this. Do not check that the block is
11141 dominated by entry.
11142 (iterate_fix_dominators): Reimplemented.
11143 (prune_bbs_to_update_dominators, root_of_dom_tree,
11144 determine_dominators_for_sons): New functions.
11145 * et-forest.c (et_root): New function.
11146 * et-forest.h (et_root): Declare.
11147 * Makefile.in (graphds.o): Add.
11148 (cfgloopanal.o): Add graphds.h dependency.
11149 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11150 * basic-block.h (get_dominated_by, get_dominated_by_region,
11151 iterate_fix_dominators): Declaration changed.
11152 (recount_dominator): Renamed to ...
11153 (recompute_dominator): ... this.
11154 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11155 (thread_through_all_blocks): Do not free dominance info.
11157 2007-06-03 Andreas Schwab <schwab@suse.de>
11159 * config/m68k/m68k.c (override_options): Don't override
11161 * config/m68k/m68k-modes.def (SF, DF): Define to use
11162 motorola_single_format and motorola_double_format, resp.
11163 * real.c (motorola_single_format): Renamed from
11164 coldfire_single_format.
11165 (motorola_double_format): Renamed from coldfire_double_format.
11166 (encode_ieee_extended): Generate a proper canonical NaN image
11167 respecting canonical_nan_lsbs_set.
11168 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11170 * real.h: Adjust declarations.
11172 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11175 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11176 the symbol is generated with the stack protector.
11178 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11180 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11181 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11183 * doc/extend.texi (interrupt): Mention m68k.
11185 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11188 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11189 (ix86_expand_sse_pcmpestr): Do not check operands for
11190 "register_operand", when insn operand predicate is "register_operand".
11191 (ix86_expand_sse_pcmpistr): Ditto.
11193 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11194 Uros Bizjak <ubizjak@gmail.com>
11196 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11197 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11198 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11199 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11200 * config/i386/constraints.md ("z"): New register constraint
11201 for members of SSE_FIRST_REG class.
11202 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11203 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11204 SSE_FIRST_REG class.
11205 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11206 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11207 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11208 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11209 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11210 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11211 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11212 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11213 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11214 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11215 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11216 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11217 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11218 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11219 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11220 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11221 (struct builtin_description): Change "flag" field to unsigned.
11222 (bdesc_pcmpestr): New builtin description table.
11223 (bdesc_pcmpistr): Likewise.
11224 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11225 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11226 Initialize pcmp[ei]str[im] insns for SSE4.2.
11227 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11228 (ix86_expand_sse_pcmpistr): Likewise.
11229 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11230 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11231 (UNSPEC_PCMPISTR): Likewise.
11232 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11233 (sse4_2_pcmpestri):New isns pattern.
11234 (sse4_2_pcmpestrm): Likewise.
11235 (sse4_2_pcmpestr_cconly): Likewise.
11236 (sse4_2_pcmpistr): New insn patern and splitter.
11237 (sse4_2_pcmpistri):New isns pattern.
11238 (sse4_2_pcmpistrm): Likewise.
11239 (sse4_2_pcmpistr_cconly): Likewise.
11240 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11243 2007-06-01 David Daney <ddaney@avtrex.com>
11245 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11246 LOADGP_ABSOLUTE and not binds_local_p.
11248 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11250 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11252 2007-06-01 Ian Lance Taylor <iant@google.com>
11254 * tree-vrp.c (compare_name_with_value): Always set
11255 used_strict_overflow if we get a result from the variable itself.
11257 2007-06-01 Ian Lance Taylor <iant@google.com>
11259 PR rtl-optimization/31455
11260 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11261 subregs which have a cast between modes which are not tieable.
11263 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11265 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11266 breaks after return statements.
11268 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11270 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11271 only after no_new_pseudos.
11273 2007-05-31 Eric Christopher <echristo@apple.com>
11275 * expr.c (convert_move): Assert that we don't have a BLKmode
11277 (store_expr): Handle BLKmode moves by calling emit_block_move.
11279 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11281 * c-typeck.c (build_indirect_ref): Include type in error message.
11282 (build_binary_op): Pass types to binary_op_error.
11283 * c-common.c (binary_op_error): Take two type arguments, print out
11285 * c-common.h (binary_op_error): Update prototype.
11287 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11289 * config/i386/i386.c: Correct coments on -mno-sse4.
11291 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11293 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11294 (x86_64-*-*): Likewise.
11295 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11296 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11297 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11298 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11299 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11300 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11301 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11302 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11303 (OPTION_MASK_ISA_SSE4): Likewise.
11304 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11305 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11306 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11307 (override_options): Support SSE4.2.
11308 (ix86_build_const_vector): Support SImode and DImode.
11309 (ix86_build_signbit_mask): Likewise.
11310 (ix86_expand_int_vcond): Support V2DImode.
11311 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11312 (IX86_BUILTIN_CRC32HI): Likewise.
11313 (IX86_BUILTIN_CRC32SI): Likewise.
11314 (IX86_BUILTIN_CRC32DI): Likewise.
11315 (IX86_BUILTIN_PCMPGTQ): Likewise.
11316 (bdesc_crc32): Likewise.
11317 (bdesc_sse_3arg): Likewise.
11318 (ix86_expand_crc32): Likewise.
11319 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11320 (ix86_expand_builtin): Likewise.
11321 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11322 __SSE4_2__ for -msse4.2.
11323 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11324 (CRC32MODE): Likewise.
11325 (crc32modesuffix): Likewise.
11326 (crc32modeconstraint): Likewise.
11327 (sse4_2_crc32<mode>): Likewise.
11328 (sse4_2_crc32di): Likewise.
11329 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11331 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11332 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11333 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11334 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11335 (vcondu<mode>): Likewise.
11336 * doc/extend.texi: Document SSE4.2 built-in functions.
11337 * doc/invoke.texi: Document -msse4.2/-msse4.
11339 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11341 PR tree-optimization/32160
11342 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11343 variable as gimple reg.
11344 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11346 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11348 * gcc.c (main): Don't consider linker options when issuing the
11349 warning about a linker input file not being used.
11351 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11353 * tree-vrp.c (compare_names): Initialize sop.
11355 2007-05-30 Dirk Mueller <dmueller@suse.de>
11357 * cgraphunit.c (cgraph_analyze_function): Remove
11358 computation of inline parameters.
11360 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11362 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11364 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11366 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11367 Add vx-common.h. Include vxworks.h between vx-common.h and
11369 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11371 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11372 (TARGET_ASM_DESTRUCTOR): Likewise.
11373 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11374 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11375 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11376 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11377 (VXWORKS_ENDIAN_SPEC): Define.
11378 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11379 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11380 VXWORKS_* equivalents.
11381 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11382 (ASM_FILE_START): Delete.
11383 (TARGET_VERSION): Reformat.
11384 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11385 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11386 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11387 (FPBIT, DPBIT): Define.
11388 (fp-bit.c, dp-bit.c): New rules.
11389 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11390 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11391 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11392 * config/arm/arm.h: Include vxworks-dummy.h.
11393 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11394 Mark with ATTRIBUTE_UNUSED.
11395 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11396 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11397 make it incompatible with -msingle-pic-base.
11398 (arm_function_ok_for_sibcall): Return false for calls that might
11399 go through a VxWorks PIC PLT entry.
11400 (require_pic_register): New function, split out from...
11401 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11403 (arm_load_pic_register): Handle the VxWorks RTP initialization
11404 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11405 (arm_emit_call_insn): New function.
11406 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11407 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11408 (pic_offset_arm): New pattern.
11409 (call, call_value): Use arm_emit_call_insn.
11410 (call_internal, call_value_internal): New expanders.
11411 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11412 VxWorks unless __PIC__.
11414 2007-05-30 Eric Christopher <echristo@gmail.com>
11416 * genrecog.c: Include regs.h in generated file.
11417 * genemit.c: Ditto. Fix up formatting.
11418 * config/mn10300/constraints.md: New.
11419 * config/mn10300/mn10300.md: Include.
11420 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11421 Fix up for removed macro.
11422 * config/mn10300/predicates.md (call_address_operand): Ditto.
11423 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11424 (CONST_OK_FOR_I): Ditto.
11425 (CONST_OK_FOR_J): Ditto.
11426 (CONST_OK_FOR_K): Ditto.
11427 (CONST_OK_FOR_L): Ditto.
11428 (CONST_OK_FOR_M): Ditto.
11429 (CONST_OK_FOR_N): Ditto.
11430 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11434 (EXTRA_CONSTRAINT): Ditto.
11436 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11438 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11440 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11441 OPTION_MASK_ISA_64BIT.
11442 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11444 2007-05-30 Richard Guenther <rguenther@suse.de>
11446 PR middle-end/32152
11447 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11448 types for comparison.
11449 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11450 with original typed arguments.
11451 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11453 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11455 PR tree-optimization/31769
11456 * except.c (duplicate_eh_regions): Clear prev_try if
11457 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11459 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11461 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11462 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11463 bsi of the location where statements should be inserted.
11464 (sink_code_in_bb): Take bsi from statement_sink_location.
11465 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11466 instead of bsi_start.
11467 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11469 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11470 (bsi_move_before): Document inconsistency with bsi_move_after.
11471 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11473 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11475 * config/i386/i386.h (TARGET_ABM): New define.
11476 (TARGET_POPCNT): Ditto.
11477 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11478 New temporary defines to redefine from OPTION_ISA_* defines.
11479 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11480 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11481 (ix86_isa_flags): New extern int declaration.
11482 (TARGET_SUBTARGET_DEFAULT): New define.
11483 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11484 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11485 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11486 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11487 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11488 * config/i386/darwin.h: Change TARGET_64BIT define to
11491 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11492 using existing "ix86_isa_flags" varible.
11493 (m32, m64): Use existing "ix86_isa_flags" variable.
11494 (mmmx, m3dnow): Ditto.
11495 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11496 (mabm): Define as non-negative option using "x86_abm" variable.
11497 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11499 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11500 Rewrite feature test bitmap.
11501 (ix86_isa_flags): New initialized global int varible.
11502 (ix86_isa_flags_explicit): New static int variable.
11503 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11504 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11505 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11506 target_flags_explicit.
11507 (override_options): Remove "target_enable" and "target_disable" fields
11508 from "struct ptt". Update processor_target_table accordingly. Remove
11509 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11510 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11511 "target_flags" and "ix86_isa_flags_explicit" instead of
11512 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11513 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11514 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11515 to true when either of PTA_POPCNT or PTA_ABM is set in
11516 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11517 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11518 processor_alias_table flags entry. Remove handling of
11519 "target_enable" and "target_disable" fields of processor_target_table.
11520 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11521 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11522 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11523 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11524 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11526 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11528 2007-05-29 David Daney <ddaney@avtrex.com>
11531 * config/mips/mips.c (mips_output_mi_thunk): Emit
11532 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11534 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11535 * config/i386/i386.c (ix86_function_regparm): Added checking of
11536 ix86_force_align_arg_pointer to determine the number of
11537 register parameters.
11539 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11541 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11542 (SET_DR_MISALIGNMENT): New.
11543 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11544 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11545 Use SET_DR_MISALIGNMENT.
11546 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11548 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11549 find_loop_nest): Export.
11550 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11551 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11552 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11553 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11555 (struct mem_ref): Add field reuse_distance.
11556 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11557 Initialize reuse_distance field.
11558 (issue_prefetch_ref): Select temporality of prefetch according to
11560 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11561 self_reuse_distance, determine_loop_nest_reuse): New functions.
11562 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11563 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11564 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11567 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11569 * tree-ssa-alias.c: Add aliasing overview.
11571 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11572 Danny Smith <dannysmith@users.sourceforge.net>
11575 * config/i386/t-crtfm: Compile crtfastmath.o with
11576 -minline-all-stringops.
11577 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11578 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11580 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11582 * doc/md.texi: Document constraints on HP PA-RISC.
11584 * pa/constraints.md: New file.
11585 * pa.md: Include constraints.md.
11586 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11587 (integer_store_memory_operand, ldil_cint_p): New functions.
11588 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11589 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11590 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11591 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11592 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11594 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11597 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11598 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11599 case POSTDECREMENT_EXPR>): Return the error_mark_node
11600 if either the real or imaginary parts would an
11603 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11605 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11606 name when we remove it from a call.
11608 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11610 * targhooks.c (default_narrow_bitfield): Remove.
11611 * targhooks.h: Remove the prototype for
11612 default_narrow_bitfield.
11614 * langhooks-def.h: Remove the prototype for
11615 hook_get_alias_set_0.
11616 * langhooks.c (hook_get_alias_set_0): Remove.
11618 * global.c (EXECUTE_IF_CONFLICT): Remove.
11620 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11623 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11624 return true when truth_value_p is true and the type
11627 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11629 * doc/install.texi (Prerequisites): We no longer require Autoconf
11630 2.13 for the top-level.
11632 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11634 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11635 memory access via x86_expand_vector_move_misalign() only for
11636 TImode values on 32-bit targets.
11638 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11640 * matrix-reorg.c: New file. Implement matrix flattening and
11641 transposing optimization.
11642 * tree-pass.h: Add matrix reorg pass.
11643 * common.opt: Add fipa-mreorg flag.
11644 * Makefile.in: Add matrix-reorg.c.
11645 * passes.c: Add matrix reorg pass.
11646 * varpool.c (add_new_static_var): New function.
11647 * cgraph.h (add_new_static_var): Declare.
11649 2007-05-27 Eric Christopher <echristo@apple.com>
11651 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11652 sp_offset depending on stack size. Save r12 depending
11653 on registers we're saving later.
11654 (rs6000_emit_epilogue): Update sp_offset depending only
11657 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11659 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11660 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11661 * ifcvt.c (if_convert): Ditto.
11662 * tree-ssa-threadupdate.c (thread_block): Ditto.
11663 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11664 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11665 verify_loop_closed_ssa): Check number_of_loops instead of
11667 * predict.c (tree_estimate_probability): Ditto.
11668 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11669 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11670 * modulo-sched.c (sms_schedule): Ditto.
11671 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11672 (scev_finalize): Do not do anything if scev analysis was not
11674 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11675 current_loops == NULL.
11676 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11677 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11678 there are no loops.
11679 (loop_optimizer_finalize): Assert that loops were analyzed.
11680 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11681 rtl_doloop): Check number_of_loops instead of current_loops.
11682 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11683 current_loops == NULL.
11684 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11685 gate_tree_vectorize tree_linear_transform, check_data_deps,
11686 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11687 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11688 Check number_of_loops instead of current_loops.
11689 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11690 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11691 free loops if available.
11692 (execute_pre): Do not pass do_fre to fini_pre.
11694 2007-05-27 Tobias Burnus <burnus@net-b.de>
11696 PR middle-end/32083
11697 * real.c (mpfr_from_real): Fix sign of -Inf.
11699 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11701 * tree-vect-transform.c (vectorizable_conversion): Initialize
11702 tree_code variables to ERROR_MARK.
11703 (vectorizable_type_demotion): Likewise.
11704 (vectorizable_type_promotion): Likewise.
11706 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11709 * config/i386/i386.md (movti): Handle push operands via
11710 ix86_expand_push().
11712 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11714 * basic-block.h: Remove the prototype for merge_seq_blocks.
11715 * cfgcleanup.c (merge_seq_blocks): Remove.
11717 * tree-flow.h: Remove the prototype for is_aliased_with.
11718 * tree-ssa-alias.c (is_aliased_with): Remove.
11720 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11722 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11724 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11726 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11727 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11728 (vec_unpacks_hi_v16qi): Likewise.
11729 (vec_unpacku_lo_v16qi): Likewise.
11730 (vec_unpacks_lo_v16qi): Likewise.
11731 (vec_unpacku_hi_v8hi): Likewise.
11732 (vec_unpacks_hi_v8hi): Likewise.
11733 (vec_unpacku_lo_v8hi): Likewise.
11734 (vec_unpacks_lo_v8hi): Likewise.
11735 (vec_unpacku_hi_v4si): Likewise.
11736 (vec_unpacks_hi_v4si): Likewise.
11737 (vec_unpacku_lo_v4si): Likewise.
11738 (vec_unpacks_lo_v4si): Likewise.
11740 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11742 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11743 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11744 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11745 follow spelling conventions in various
11746 warning/error/diagnostic messages.
11748 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11749 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11750 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11751 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11752 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11753 * doc/tm.texi: Follow spelling conventions.
11755 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11758 * tree-ssa-forwprop.c
11759 (forward_propagate_addr_into_variable_array_index): Remove
11760 the lhs argument. Use the type of def_rhs instead of lhs.
11761 (forward_propagate_addr_expr_1): Update use of
11762 forward_propagate_addr_into_variable_array_index.
11764 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11765 Nigel Stephens <nigel@mips.com>
11767 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11768 function attributes, "far" being an alias for "long_call".
11769 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11770 (mips_near_type_p, mips_far_type_p): New.
11771 (mips_comp_type_attributes): New function to check that attributes
11772 attached to a function type are compatible.
11773 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11774 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11775 to the target function of the thunk.
11776 (mips_encode_section_info): Check for "near" and "far" function
11777 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11779 * config/mips/predicates.md (const_call_insn_operand): Test only
11780 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11782 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11785 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11786 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11787 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11788 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11790 2007-05-25 Eric Christopher <echristo@apple.com>
11792 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11793 to x86-darwin configurations.
11794 * config/i386/t-darwin: Add softfp support.
11795 * config/i386/t-darwin64: Ditto.
11796 * config/i386/sfp-machine.h: If mach then don't use
11797 aliasing, emit a stub to call.
11799 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11801 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11802 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11803 tree-predcom.c, tree-ssa-alias-warnings.c,
11804 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11805 comment typos. Follow spelling conventions.
11806 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11808 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11811 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11812 constants into memory. Expand unaligned memory references for
11813 SSE modes via x86_expand_vector_move_misalign() function.
11815 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11817 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11818 "memory" attribute for "sseishft" type insn without operands[2].
11820 2007-05-25 Dirk Mueller <dmueller@suse.de>
11821 Marcus Meissner <meissner@suse.de>
11823 * doc/extend.texi (alloc_size): New attribute.
11824 * c-common.c (handle_alloc_size_attribute): New.
11825 * tree-object-size.c (alloc_object_size): Use alloc_size
11826 attribute, if available.
11828 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11830 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11832 (__builtin_ia32_vec_ext_v2di): Likewise.
11833 (__builtin_ia32_vec_ext_v4si): Likewise.
11834 (__builtin_ia32_vec_ext_v8hi): Likewise.
11835 (__builtin_ia32_vec_ext_v16qi): Likewise.
11836 (__builtin_ia32_vec_set_v8hi): Likewise.
11838 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11840 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11842 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11844 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11845 (arm_is_longcall_p): Rename to...
11846 (arm_is_long_call_p): ...this. Take a single tree argument and
11848 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11849 (CUMULATIVE_ARGS): Remove call_cookie.
11850 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11851 (ENCODED_LONG_CALL_ATTR_P): Delete.
11852 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11853 LONG_CALL_FLAG_CHAR cases.
11854 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11855 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11856 ARM_DECLARE_FUNCTION_SIZE.
11857 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11858 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11859 (arm_encode_call_attribute, current_file_function_operand): Delete.
11860 (arm_function_in_section_p): New function.
11861 (arm_is_longcall_p): Rename to...
11862 (arm_is_long_call_p): ...this. Take the target function as a single
11863 argument and return a bool. Do not rely on call cookies. Check
11864 whether the target symbol is in the same section as the current
11865 function, not just the same compilation unit.
11866 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11867 (arm_encode_section_info): Don't encode a call type.
11868 * config/arm/arm.md (call, call_value): Update calls to
11869 arm_is_long(_)call_p. Simplify logic.
11870 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11871 Update calls to arm_is_long(_)call_p.
11873 2007-05-25 Richard Guenther <rguenther@suse.de>
11875 PR tree-optimization/31982
11876 * tree-ssa-forwprop.c
11877 (forward_propagate_addr_into_variable_array_index): Handle arrays
11878 with element size one.
11880 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11882 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11883 (umulsi3_highpart): Likewise.
11885 2007-05-24 Ian Lance Taylor <iant@google.com>
11887 PR rtl-optimization/32069
11888 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11891 2007-05-24 Ollie Wild <aaw@google.com>
11893 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11896 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11898 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11899 (oprs_unchanged_p): Use it to check all registers in a REG.
11900 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11901 (reg_set_between_after_reload_p): Delete.
11902 (reg_used_between_after_reload_p): Likewise.
11903 (reg_set_or_used_since_bb_start): Likewise.
11904 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11905 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11906 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11907 * rtlanal.c (reg_set_p): Check whether REG overlaps
11908 regs_invalidated_by_call, rather than just checking the
11909 membership of REGNO (REG).
11911 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11913 * doc/passes.texi: Document predictive commoning.
11914 * doc/invoke.texi (-fpredictive-commoning): Document.
11915 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11916 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11917 adding indices to the generated name.
11918 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11919 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11920 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11921 (op_symbol_code): ... and exported.
11922 (dump_omp_clause, op_symbol): Use op_symbol_code
11923 instead of op_symbol_1.
11924 * tree-pass.h (pass_predcom): Declare.
11925 * timevar.def (TV_PREDCOM): New timevar.
11926 * tree-ssa-loop.c (run_tree_predictive_commoning,
11927 gate_tree_predictive_commoning, pass_predcom): New.
11928 * tree-data-ref.c (find_data_references_in_loop): Find the
11929 references in dominance order.
11930 (canonicalize_base_object_address): Ensure that the result has
11932 (dr_analyze_innermost): Export.
11933 (create_data_ref): Code to fail for references with invariant
11935 (find_data_references_in_stmt): ... here.
11936 * tree-data-ref.h (dr_analyze_innermost): Declare.
11937 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11938 (aff_combination_find_elt, name_expansion_hash,
11939 name_expansion_eq, tree_to_aff_combination_expand,
11940 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11942 * tree-affine.h (aff_combination_constant_multiple_p,
11943 tree_to_aff_combination_expand): Declare.
11944 * tree-predcom.c: New file.
11945 * common.opt (fpredictive-commoning): New option.
11946 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11947 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11948 * Makefile.in (tree-predcom.o): Add.
11949 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11950 * passes.c (init_optimization_passes): Add dceloop after
11951 copy propagation in loop optimizer. Add predictive commoning
11952 to loop optimizer passes.
11954 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11956 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11959 2007-05-24 Jan Hubicka <jh@suse.cz>
11961 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11963 (genheader): Include statistics.h.
11965 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11967 * print-rtl.c (flag_dump_unnumbered): Update comments.
11968 (print_rtl): Fix my previous change.
11969 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11972 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11974 PR middle-end/32018
11975 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11977 (thread_through_all_blocks): Call initialize_original_copy_tables
11978 and free_original_copy_tables.
11979 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11981 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11982 * cfghooks.c (duplicate_block): Use get_loop_copy.
11983 * cfg.c: Include cfgloop.h.
11984 (loop_copy): New hash table.
11985 (initialize_original_copy_tables): Initialize loop_copy table.
11986 (free_original_copy_tables): Free loop_copy table.
11987 (copy_original_table_clear, copy_original_table_set,
11988 set_loop_copy, get_loop_copy): New functions.
11989 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11990 * cfgloop.h (struct loop): Remove copy field.
11991 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11992 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11994 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11996 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11997 -msse/-msse2/-msse3.
11999 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12001 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12002 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12004 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12007 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12008 * targhooks.h (default_mangle_decl_assembler_name): Declare
12010 * targhooks.c (default_mangle_decl_assembler_name): Define
12012 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12014 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12015 * langhooks.c (lhd_set_decl_assembler_name): Call
12016 targetm.mangle_decl_assembler_name for names with global scope.
12018 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12020 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12021 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12023 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12024 New. Factored out of i386_pe_encode_section_info.
12025 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12026 Move check for prior decoration of stdcall
12027 symbols to i386_pe_encode_section_info.
12028 (i386_pe_encode_section_info): Adjust call to
12029 gen_stdcall_or_fastcall_suffix. Use
12030 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12031 (i386_pe_mangle_decl_assembler_name): New. Wrap
12032 i386_pe_maybe_mangle_decl_assembler_name.
12034 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12036 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12037 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12038 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12039 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12040 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12043 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12044 Nigel Stephens <nigel@mips.com>
12045 Richard Sandiford <richard@codesourcery.com>
12047 Fix up MIPS16 hard float and add support for complex.
12049 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12050 (TARGET_SOFT_FLOAT_ABI): New.
12051 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12052 __mips_soft_float to reflect the ABI in use, not whether the
12053 FPU is directly accessible (e.g., in MIPS16 mode).
12054 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12055 (UNITS_PER_FPVALUE): Likewise.
12057 * config/mips/mips.c (mips_expand_call): Remove redundant
12058 TARGET_MIPS16 check.
12059 (mips_arg_regno): New.
12060 (function_arg_advance): When setting bits in cum->fp_code for
12061 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12063 (function_arg): Use mips_arg_regno.
12064 (mips_return_mode_in_fpr_p): New.
12065 (mips16_call_stub_mode_suffix): New.
12066 (mips16_cfun_returns_in_fpr_p): New.
12067 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12068 (mips_output_function_prologue): Test mips16_hard_float, not
12069 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12070 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12071 return value into a floating-point register.
12072 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12073 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12074 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12075 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12076 word of double arguments from or to the high bits of 64-bit
12077 floating point registers.
12078 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12079 (mips16_fpret_double): New helper function.
12080 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12081 support for complex modes. Fill in DECL_RESULT for stubdecl.
12082 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12084 * config/mips/mips16.S
12085 (RET, ARG1, ARG2): New.
12086 (MERGE_GPRf, MERGE_GPRt): New.
12087 (DELAYt, DELAYf): New.
12088 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12089 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12090 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12091 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12092 (SFOP): Renamed to...
12093 (OPSF3): This, and macro-ified. Updated all uses.
12094 (SFOP2): Renamed to...
12095 (OPSF2): This, and macro-ified. Updated all uses.
12096 (SFCMP): Renamed to...
12097 (CMPSF): This, and macro-ified. Updated all uses.
12098 (SFREVCMP): Renamed to...
12099 (REVCMPSF): This, and macro-ified. Updated all uses.
12100 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12101 (LDDBL1, LDDBL2, RETDBL): Deleted.
12102 (DFOP): Renamed to...
12103 (OPDF3): This, and macro-ified. Updated all uses.
12104 (DFOP2): Renamed to...
12105 (OPDF2): This, and macro-ified. Updated all uses.
12106 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12107 (DFCMP): Renamed to...
12108 (CMPDF): This, and macro-ified. Updated all uses.
12109 (DFREVCMP): Renamed to...
12110 (REVCMPDF): This, and macro-ified. Updated all uses.
12111 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12112 (RET_FUNCTION): New.
12113 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12114 (__mips16_ret_sc, __mips16_ret_dc): New.
12115 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12116 STUB_ARGS_6, STUB_ARGS_10): New.
12117 (CALL_STUB_NO_RET): New.
12118 (__mips16_call_stub_1): Macro-ified.
12119 (__mips16_call_stub_5): Macro-ified.
12120 (__mips16_call_stub_2): Macro-ified.
12121 (__mips16_call_stub_6): Macro-ified.
12122 (__mips16_call_stub_9): Macro-ified.
12123 (__mips16_call_stub_10): Macro-ified.
12124 (CALL_STUB_RET): New.
12125 (__mips16_call_stub_sf_0): Macro-ified.
12126 (__mips16_call_stub_sf_1): Macro-ified.
12127 (__mips16_call_stub_sf_5): Macro-ified.
12128 (__mips16_call_stub_sf_2): Macro-ified.
12129 (__mips16_call_stub_sf_6): Macro-ified.
12130 (__mips16_call_stub_sf_9): Macro-ified.
12131 (__mips16_call_stub_sf_10): Macro-ified.
12132 (__mips16_call_stub_df_0): Macro-ified.
12133 (__mips16_call_stub_df_1): Macro-ified.
12134 (__mips16_call_stub_df_5): Macro-ified.
12135 (__mips16_call_stub_df_2): Macro-ified.
12136 (__mips16_call_stub_df_6): Macro-ified.
12137 (__mips16_call_stub_df_9): Macro-ified.
12138 (__mips16_call_stub_df_10): Macro-ified.
12139 (__mips16_call_stub_sc_0): New.
12140 (__mips16_call_stub_sc_1): New.
12141 (__mips16_call_stub_sc_5): New.
12142 (__mips16_call_stub_sc_2): New.
12143 (__mips16_call_stub_sc_6): New.
12144 (__mips16_call_stub_sc_9): New.
12145 (__mips16_call_stub_sc_10): New.
12146 (__mips16_call_stub_dc_0): New.
12147 (__mips16_call_stub_dc_1): New.
12148 (__mips16_call_stub_dc_5): New.
12149 (__mips16_call_stub_dc_2): New.
12150 (__mips16_call_stub_dc_6): New.
12151 (__mips16_call_stub_dc_9): New.
12152 (__mips16_call_stub_dc_10): New.
12154 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12155 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12156 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12158 2007-05-23 Ian Lance Taylor <iant@google.com>
12160 * doc/invoke.texi (Invoking GCC): Document that the order of the
12163 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12166 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12167 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12168 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12172 * config/score/score.c (score_print_operand): Make sure that only
12173 lower bits are used.
12175 2007-05-22 Ian Lance Taylor <iant@google.com>
12177 * tree-vrp.c (avoid_overflow_infinity): New static function,
12178 broken out of set_value_range_to_value.
12179 (set_value_range_to_value): Call avoid_overflow_infinity.
12180 (extract_range_from_assert): Likewise.
12182 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12184 PR middle-end/31095
12185 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12186 change the type before looking for a COMPOUND_EXPR.
12188 2007-05-22 Ian Lance Taylor <iant@google.com>
12190 * lower-subreg.c (decompose_multiword_subregs): If we change an
12191 insn, call remove_retval_note on it.
12193 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12195 * regs.h (end_hard_regno): New function.
12196 (END_HARD_REGNO, END_REGNO): New macros.
12197 (add_to_hard_reg_set): New function.
12198 (remove_from_hard_reg_set): Likewise.
12199 (in_hard_reg_set_p): Likewise.
12200 (overlaps_hard_reg_set_p): Likewise.
12201 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12202 (note_btr_set): Use END_HARD_REGNO.
12203 * caller-save.c (setup_save_areas): Use end_hard_regno.
12204 (mark_set_regs): Use END_HARD_REGNO.
12205 (add_stored_regs): Use end_hard_regno.
12206 (mark_referenced_regs): Use add_to_hard_reg_set.
12207 * combine.c (update_table_tick): Use END_REGNO.
12208 (record_value_for_reg): Likewise.
12209 (record_dead_and_set_regs): Likewise.
12210 (get_last_value_validate): Likewise.
12211 (use_crosses_set_p): Likewise.
12212 (reg_dead_at_p_1): Likewise.
12213 (reg_dead_at_p): Likewise.
12214 (mark_used_regs_combine): Use add_to_hard_reg_set.
12215 (move_deaths): Use END_HARD_REGNO.
12216 (reg_bitfield_target_p): Use end_hard_regno.
12217 (distribute_notes): Use END_HARD_REGNO.
12218 * cse.c (mention_regs): Use END_REGNO.
12219 (insert): Use add_to_hard_reg_set.
12220 (invalidate): Use END_HARD_REGNO.
12221 (invalidate_for_call): Likewise.
12222 (exp_equiv_p): Use END_REGNO.
12223 (cse_insn): Likewise.
12224 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12225 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12226 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12227 * function.c (keep_stack_depressed): Use end_hard_regno.
12228 * global.c (global_alloc): Use end_hard_regno.
12229 (global_conflicts): Use add_to_hard_reg_set instead of
12231 (find_reg): Likewise.
12232 (mark_reg_store): Likewise.
12233 (mark_reg_conflicts): Likewise.
12234 (mark_reg_death): Use remove_from_hard_reg_set.
12235 (mark_reg_live_nc): Delete.
12236 (set_preference): Use end_hard_regno.
12237 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12238 remove_from_hard_reg_set.
12239 (post_mark_life): Use add_to_hard_reg_set.
12240 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12241 (reg_becomes_live): Use add_to_hard_reg_set.
12242 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12243 (peep2_find_free_register): Use add_to_hard_reg_set.
12244 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12245 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12246 * regrename.c (note_sets): Use add_to_hard_reg_set.
12247 (clear_dead_regs): Use remove_from_hard_reg_set.
12248 (regrename_optimize): Use add_to_hard_reg_set.
12249 (find_oldest_value_reg): Use in_hard_reg_set_p.
12250 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12251 (hard_reg_set_here_p): Use end_hard_regno.
12252 (decompose): Likewise.
12253 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12254 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12255 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12256 (mark_home_live): Use end_hard_regno.
12257 (spill_hard_reg): Likewise.
12258 (clear_reload_reg_in_use): Likewise.
12259 * reorg.c (delete_prior_computation): Use END_REGNO.
12260 * resource.c (update_live_status): Use END_HARD_REGNO.
12261 (mark_referenced_resources): Use add_to_hard_reg_set.
12262 (mark_set_resources): Likewise.
12263 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12264 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12265 (reg_overlap_mentioned_p): Likewise.
12266 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12267 (covers_regno_no_parallel_p): Use END_REGNO.
12268 (find_regno_note): Likewise.
12269 (find_reg_fusage): Use END_HARD_REGNO.
12270 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12271 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12273 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12275 * mode-switching.c (reg_dies): Change type of second argument to
12277 (optimize_mode_switching): Update accordingly.
12279 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12281 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12283 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12284 (hard_reg_set_empty_p): ...these new functions.
12285 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12286 GO_IF_HARD_REG_SUBSET.
12287 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12288 instead of GO_IF_HARD_REG_EQUAL.
12289 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12290 instead of GO_IF_HARD_REG_EQUAL.
12291 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12292 GO_IF_HARD_REG_SUBSET.
12293 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12294 GO_IF_HARD_REG_EQUAL.
12295 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12296 of GO_IF_HARD_REG_SUBSET.
12297 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12298 instead of GO_IF_HARD_REG_EQUAL.
12299 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12300 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12301 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12302 of GO_IF_HARD_REG_SUBSET,
12303 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12304 GO_IF_HARD_REG_SUBSET.
12305 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12306 instead of GO_IF_HARD_REG_EQUAL.
12307 * config/sh/sh.c (push_regs, calc_live_regs): Use
12308 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12309 (hard_regs_intersect_p): Delete.
12311 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12313 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12315 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12316 Richard Henderson <rth@redhat.com>
12318 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12320 (x86_64-*-*): Likewise.
12322 * i386/i386-modes.def (V2QI): New.
12324 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12326 (override_options): Support SSE4.1.
12327 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12328 (IX86_BUILTIN_BLENDPS): Likewise.
12329 (IX86_BUILTIN_BLENDVPD): Likewise.
12330 (IX86_BUILTIN_BLENDVPS): Likewise.
12331 (IX86_BUILTIN_PBLENDVB128): Likewise.
12332 (IX86_BUILTIN_PBLENDW128): Likewise.
12333 (IX86_BUILTIN_DPPD): Likewise.
12334 (IX86_BUILTIN_DPPS): Likewise.
12335 (IX86_BUILTIN_INSERTPS128): Likewise.
12336 (IX86_BUILTIN_MOVNTDQA): Likewise.
12337 (IX86_BUILTIN_MPSADBW128): Likewise.
12338 (IX86_BUILTIN_PACKUSDW128): Likewise.
12339 (IX86_BUILTIN_PCMPEQQ): Likewise.
12340 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12341 (IX86_BUILTIN_PMAXSB128): Likewise.
12342 (IX86_BUILTIN_PMAXSD128): Likewise.
12343 (IX86_BUILTIN_PMAXUD128): Likewise.
12344 (IX86_BUILTIN_PMAXUW128): Likewise.
12345 (IX86_BUILTIN_PMINSB128): Likewise.
12346 (IX86_BUILTIN_PMINSD128): Likewise.
12347 (IX86_BUILTIN_PMINUD128): Likewise.
12348 (IX86_BUILTIN_PMINUW128): Likewise.
12349 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12350 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12351 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12352 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12353 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12354 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12355 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12356 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12357 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12358 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12359 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12360 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12361 (IX86_BUILTIN_PMULDQ128): Likewise.
12362 (IX86_BUILTIN_PMULLD128): Likewise.
12363 (IX86_BUILTIN_ROUNDPD): Likewise.
12364 (IX86_BUILTIN_ROUNDPS): Likewise.
12365 (IX86_BUILTIN_ROUNDSD): Likewise.
12366 (IX86_BUILTIN_ROUNDSS): Likewise.
12367 (IX86_BUILTIN_PTESTZ): Likewise.
12368 (IX86_BUILTIN_PTESTC): Likewise.
12369 (IX86_BUILTIN_PTESTNZC): Likewise.
12370 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12371 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12372 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12373 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12374 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12375 (bdesc_ptest): New.
12376 (bdesc_sse_3arg): Likewise.
12377 (bdesc_2arg): Likewise.
12378 (bdesc_1arg): Likewise.
12379 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12381 (ix86_expand_sse_4_operands_builtin): New.
12382 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12383 smaller than 8 bits as the 2nd arg.
12384 (ix86_expand_sse_ptest): New.
12385 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12386 (ix86_expand_vector_set): Support SSE4.1.
12387 (ix86_expand_vector_extract): Likewise.
12389 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12390 __SSE4_1__ for -msse4.1.
12392 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12393 (UNSPEC_INSERTPS): Likewise.
12394 (UNSPEC_DP): Likewise.
12395 (UNSPEC_MOVNTDQA): Likewise.
12396 (UNSPEC_MPSADBW): Likewise.
12397 (UNSPEC_PHMINPOSUW): Likewise.
12398 (UNSPEC_PTEST): Likewise.
12399 (UNSPEC_ROUNDP): Likewise.
12400 (UNSPEC_ROUNDS): Likewise.
12402 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12404 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12405 (const_pow2_1_to_32768_operand): Likewise.
12407 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12410 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12412 (sse4_1_insertps): Likewise.
12413 (*sse4_1_extractps): Likewise.
12414 (sse4_1_ptest): Likewise.
12415 (sse4_1_mulv2siv2di3): Likewise.
12416 (*sse4_1_mulv4si3): Likewise.
12417 (*sse4_1_smax<mode>3): Likewise.
12418 (*sse4_1_umax<mode>3): Likewise.
12419 (*sse4_1_smin<mode>3): Likewise.
12420 (*sse4_1_umin<mode>3): Likewise.
12421 (sse4_1_eqv2di3): Likewise.
12422 (*sse4_1_pinsrb): Likewise.
12423 (*sse4_1_pinsrd): Likewise.
12424 (*sse4_1_pinsrq): Likewise.
12425 (*sse4_1_pextrb): Likewise.
12426 (*sse4_1_pextrb_memory): Likewise.
12427 (*sse4_1_pextrw_memory): Likewise.
12428 (*sse4_1_pextrq): Likewise.
12429 (sse4_1_blendpd): Likewise.
12430 (sse4_1_blendps): Likewise.
12431 (sse4_1_blendvpd): Likewise.
12432 (sse4_1_blendvps): Likewise.
12433 (sse4_1_dppd): Likewise.
12434 (sse4_1_dpps): Likewise.
12435 (sse4_1_movntdqa): Likewise.
12436 (sse4_1_mpsadbw): Likewise.
12437 (sse4_1_packusdw): Likewise.
12438 (sse4_1_pblendvb): Likewise.
12439 (sse4_1_pblendw): Likewise.
12440 (sse4_1_phminposuw): Likewise.
12441 (sse4_1_extendv8qiv8hi2): Likewise.
12442 (*sse4_1_extendv8qiv8hi2): Likewise.
12443 (sse4_1_extendv4qiv4si2): Likewise.
12444 (*sse4_1_extendv4qiv4si2): Likewise.
12445 (sse4_1_extendv2qiv2di2): Likewise.
12446 (*sse4_1_extendv2qiv2di2): Likewise.
12447 (sse4_1_extendv4hiv4si2): Likewise.
12448 (*sse4_1_extendv4hiv4si2): Likewise.
12449 (sse4_1_extendv2hiv2di2): Likewise.
12450 (*sse4_1_extendv2hiv2di2): Likewise.
12451 (sse4_1_extendv2siv2di2): Likewise.
12452 (*sse4_1_extendv2siv2di2): Likewise.
12453 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12454 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12455 (sse4_1_zero_extendv4qiv4si2): Likewise.
12456 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12457 (sse4_1_zero_extendv2qiv2di2): Likewise.
12458 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12459 (sse4_1_zero_extendv4hiv4si2): Likewise.
12460 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12461 (sse4_1_zero_extendv2hiv2di2): Likewise.
12462 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12463 (sse4_1_zero_extendv2siv2di2): Likewise.
12464 (*sse4_1_zero_extendv2siv2di2): Likewise.
12465 (sse4_1_roundpd): Likewise.
12466 (sse4_1_roundps): Likewise.
12467 (sse4_1_roundsd): Likewise.
12468 (sse4_1_roundss): Likewise.
12469 (mulv4si3): Don't expand for SSE4.1.
12470 (smax<mode>3): Likewise.
12471 (umaxv4si3): Likewise.
12472 (uminv16qi3): Likewise.
12473 (umin<mode>3): Likewise.
12474 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12476 * doc/extend.texi: Document SSE4.1 built-in functions.
12478 * doc/invoke.texi: Document -msse4.1.
12480 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12482 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12483 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12484 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12485 (ASM_SPEC): Add asm_pcrel_spec.
12486 (EXTRA_SPECS): Add asm_pcrel_spec.
12488 2007-05-21 David Daney <ddaney@avtrex.com>
12490 * doc/install.texi (Building a cross compiler): Add requirements
12491 for Java cross compiler.
12493 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12495 PR middle-end/31995
12496 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12497 Add loopno argument. Use evolution_function_is_invariant_rec_p
12498 instead of evolution_function_is_constant_p.
12499 Update calls to evolution_function_is_affine_multivariate_p.
12500 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12501 Add loopno argument.
12502 * tree-scalar-evolution.c (gather_chrec_stats): Call
12503 evolution_function_is_affine_multivariate_p with a loop
12505 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12506 (analyze_overlapping_iterations): Likewise.
12507 (access_functions_are_affine_or_constant_p): Likewise.
12508 (build_classic_dist_vector_1): If the access functions
12509 are equal, don't do anything.
12511 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12512 Paolo Carlini <pcarlini@suse.de>
12513 Uros Bizjak <ubizjak@gmail.com>
12515 * c-cppbuiltin.c (c_cpp_builtins): Define
12516 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12517 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12518 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12519 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12521 2007-05-21 Mike Stump <mrs@apple.com>
12523 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12525 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12527 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12529 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12530 implementation if __OPTIMIZE__ is not defined.
12531 (_mm_alignr_pi8): Ditto.
12532 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12533 (_mm_inserti_si64): Ditto.
12534 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12535 (_mm_slli_epi16): Ditto.
12536 (_mm_slli_epi32): Ditto.
12537 (_mm_slli_epi64): Ditto.
12538 (_mm_srai_epi16): Ditto.
12539 (_mm_srai_epi32): Ditto.
12540 (_mm_srli_si128): Ditto.
12541 (_mm_slli_si128): Ditto.
12542 (_mm_srli_epi16): Ditto.
12543 (_mm_srli_epi32): Ditto.
12544 (_mm_srli_epi64): Ditto.
12545 (_mm_extract_epi16): Ditto.
12546 (_mm_insert_epi16): Ditto.
12547 (_mm_shufflehi_epi16): Ditto.
12548 (_mm_shufflelo_epi16): Ditto.
12549 (_mm_shuffle_epi32): Ditto.
12550 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12551 (_m_pextrw): Ditto.
12552 (_mm_insert_pi16): Ditto.
12553 (_m_pinsrw): Ditto.
12554 (_mm_shuffle_pi16): Ditto.
12555 (_m_pshufw): Ditto.
12556 (_mm_shufle_ps): Ditto.
12557 (_mm_prefetch): Ditto.
12559 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12561 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12562 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12563 * real.c (encode_i370_single, decode_i370_single,
12564 encode_i370_double, decode_i370_double): Functions removed.
12565 (i370_single_format, i370_double_format): Initializations removed.
12566 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12567 Consider the log2_b field to always be one.
12568 (ieee_single_format, mips_single_format, coldfire_single_format,
12569 ieee_double_format, mips_double_format, coldfire_double_format,
12570 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12571 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12572 ibm_extended_format, mips_extended_format, ieee_quad_format,
12573 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12574 decimal_single_format, decimal_double_format, decimal_quad_format,
12575 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12576 initialization of log2_b.
12577 * real.h (i370_single_format, i370_double_format): Declarations
12579 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12580 field to always be one.
12582 2007-05-21 Andreas Schwab <schwab@suse.de>
12584 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12585 NOTE_INSN_BASIC_BLOCK_P.
12586 (process_for_unwind_directive): Likewise.
12588 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12590 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12591 * function.h (struct function): Move va_list_gpr_size,
12592 va_list_fpr_size, function_frequency to front of bitfields. Add
12594 (current_function_calls_unwind_init): New.
12595 * except.c (expand_builtin_unwind_init): Set
12596 current_function_calls_unwind_init not
12597 current_function_has_nonlocal_label.
12598 * reload1.c (has_nonexceptional_receiver): New.
12599 (reload): Use it and current_function_calls_unwind_init to
12600 determine whether call-saved regs must be saved.
12602 2007-05-20 Jan Hubicka <jh@suse.cz>
12604 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12605 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12606 * ddg.c (create_ddg): LIkewise.
12607 * final.c (final): Remove hunk moving line number notes around since
12608 they are no longer present at this stage.
12609 (final_scan_insn): Use NOTE_KIND instead of
12610 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12611 (output_asm_label): Likewise.
12612 * reorg.c (dbr_schedule): Likewise.
12613 * haifa-sched.c (unlink_other_notes): Likewise.
12614 * mode-switching.c (optimize_mode_switching): Likewise.
12615 * graph.c (start_bb): Likewise.
12616 * rtl.def (NOTE): Update description.
12617 * jump.c (squeeze_notes): Delete.
12618 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12619 NOTE_INSN_BASIC_BLOCK_P when possible.
12620 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12621 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12622 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12623 (dwarf2out_var_location): Likewise.
12624 * cfgbuild.c (make_edges): Likewise.
12625 (find_basic_blocks_1): Likewise.
12626 * function.c (reorder_blocks_1): Likewise.
12627 (epilogue_done): Likewise.
12628 (reposition_prologue_and_epilogue_notes): Likewise.
12629 * print-rtl.c (print_rtx): Likewise; drop code for printing
12631 (print_rtl): Likewise.
12632 (print_rtl_single): Likewise.
12633 * gcse.c (insert_insn_start_bb): Likewise.
12634 * alias.c (init_alias_analysis): Likewise.
12635 * calls.c (fixup_tail_calls): Likewise.
12636 * except.c (sjlj_emit_function_enter): Likewise.
12637 * emit-rtl.c (add_insn_after): Likeiwse.
12638 (emit_label_before): Likewise.
12639 (emit_label_after): Likewise.
12640 (emit_note_before, emit_note_after, emit_note): Update
12641 parameter to be enum insn_note; do not deal with source
12643 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12644 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12646 (merge_blocks_move_successor_nojumps): Simplify now when
12647 we don't have BLOCK notes.
12648 (try_optimize_cfg): Likewise.
12649 * cfglayout.c (skip_insns_after_block): Likewise.
12650 (record_effective_endpoints): Likewise.
12651 (duplicate_insn_chain): Likewise.
12652 * varasm.c (output_constant_pool_1): Likewise.
12653 * sched-deps.c (sched_analyze): Likewise.
12654 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12656 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12657 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12658 (SET_INSN_DELETED): Simplify.
12659 (NOTE_LINE_NUMBER): Exterminate.
12660 (NOTE_LINE_KIND): New.
12661 (NOTE_INSN_BASIC_BLOCK_P): Update.
12662 (enum insn_note): Simplify.
12663 (GET_NOTE_INSN_NAME) Simplify.
12664 (emit_note_before, emit_note_after, emit_note): Update prototype.
12665 (squeeze_notes): Remove.
12666 * sched-int.h (NOTE_NOT_BB_P): Update.
12667 * resource.c (mark_target_live_regs): Update.
12668 * sched-rgn.c (debug_dependencies): Update.
12669 * sched-vis.c (print_insn): Update.
12670 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12671 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12672 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12673 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12674 (split_branches): Update.
12675 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12677 (sh_adjust_unroll_max): Exterminate.
12678 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12679 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12680 (m68hc11_reorg): Likewise.
12681 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12682 (emit_predicate_relation_info): Update.
12683 (process_for_unwind_directive): Update.
12684 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12685 (output_call): Update.
12686 * config/pa/pa.c (output_lbranch): Update.
12687 (output_millicode_call): Update.
12688 (output_call): Update.
12689 (pa_combine_instructions): Update.
12690 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12691 * config/bfin/bfin.c (gen_one_bundle): Update.
12692 * cfgrtl.c (can_delete_note_p): Update.
12693 (delete_insn): Update.
12694 (rtl_merge_blocks): Update.
12695 (commit_one_edge_insertion): Update.
12696 (rtl_verify_flow_info): Update.
12697 * stmt.c (expand_case): Do not call squeeze_notes.
12699 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12706 * c.opt (Wtype-limits): New.
12707 * doc/invoke.texi (Wtype-limits): Document it.
12708 (Wextra): Enabled by -Wextra.
12709 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12710 * c-common.c (shorten_compare): Warn with Wtype-limits.
12712 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12714 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12715 inlined function, not as a macro.
12716 (_mm_alignr_pi8): Ditto.
12717 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12718 (_mm_inserti_si64): Ditto.
12719 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12720 (_mm_extract_epi16): Ditto.
12721 (_mm_insert_epi16): Ditto.
12722 (_mm_shufflehi_epi16): Ditto.
12723 (_mm_shufflelo_epi16): Ditto.
12724 (_mm_shuffle_epi32): Ditto.
12725 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12726 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12728 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12730 (_m_to_float): Use C89 compatible assignment.
12732 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12735 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12737 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12740 * doc/invoke.texi (Wreturn-type): Complete description.
12741 (Wextra): Delete item about return-type warning.
12742 * c-decl.c: Delete redundant Wextra warning.
12744 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12747 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12748 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12749 inlined function, not as a macro.
12750 (_mm_prefetch): Ditto.
12751 (_m_pextrw): Ditto.
12752 (_mm_insert_pi16): Ditto.
12753 (_m_pinsrw): Ditto.
12754 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12755 (_m_pshufw): Ditto. Add const to __N argument.
12756 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12757 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12758 (_mm_slli_epi32): Ditto.
12759 (_mm_srli_si128): Implement as always inlined function, not as a
12760 macro. Add __inline to function declaration.
12761 (_mm_slli_si128): Ditto.
12763 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12765 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12766 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12768 (struct fenv): New structure.
12769 (FP_HANDLE_EXCEPTIONS): New define.
12770 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12771 (_FP_DECL_EXP): New define.
12772 (FP_INIT_ROUNDMODE): New define.
12773 (FP_ROUNDMODE): New define.
12775 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12777 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12778 (Wconversion): Update description.
12779 (Wconversion-sign): New.
12780 * c.opt (Wconversion-sign): New.
12781 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12782 means disabled for C++. Otherwise, take the status of Wconversion.
12783 * c-common.c (conversion_warning): Warn with either Wconversion or
12785 (warnings_for_convert_and_check): Conditions are already checked by
12786 conversion_warning.
12787 (convert_and_check): Don't check warnings if the conversion failed.
12789 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12790 Anatoly Sokolov <aesok@dol.ru>
12792 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12793 avr_epilogue_uses) : Add declaration.
12794 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12795 * config/avr/constraints.md (R): New constraint.
12796 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12797 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12798 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12799 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12800 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12801 call_prologue_saves, epilogue_restores, return_from_epilogue,
12802 return_from_main_epilogue, return_from_interrupt_epilogue,
12803 return_from_naked_epilogue, prologue, epilogue): New patterns.
12804 (jump): Handle symbol reference.
12805 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12806 avr_output_function_prologue, avr_output_function_epilogue): Remove
12808 (avr_init_machine_status, expand_prologue, expand_epilogue,
12809 avr_asm_function_end_prologue, avr_epilogue_uses,
12810 avr_asm_function_begin_epilogue): New functions.
12811 (prologue_size, epilogue_size, jump_tables_size): Remove global
12813 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12814 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12815 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12816 (avr_override_options): Initialise init_machine_status.
12817 (output_movhi): Handle all stack pointer loads.
12818 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12819 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12820 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12821 (EPILOGUE_USES) Redefine.
12822 (machine_function) Declare.
12824 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12826 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12827 Use a single return statement.
12829 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12831 PR middle-end/30250
12832 * builtins.c (do_mpfr_lgamma_r): New.
12833 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12834 * tree.h (CASE_FLT_FN_REENT): New.
12836 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12838 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12839 (output_die): Use 'unsigned long' with %x.
12840 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12841 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12842 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12844 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12846 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12851 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12852 true if function has no argument.
12854 2007-05-18 DJ Delorie <dj@redhat.com>
12856 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12857 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12859 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12861 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12862 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12863 count_trailing_zeros.
12864 (__i386__): Implement count_leading_zeros using __builtin_clz().
12865 Implement count_trailing_zeros usign __builtin_ctz().
12867 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12869 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12871 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12873 PR middle-end/31344
12874 * expr.c (emit_move_change_mode): Change mode of push operands here.
12876 2007-05-17 Ian Lance Taylor <iant@google.com>
12878 PR tree-optimization/31953
12879 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12880 Change all callers.
12881 (set_value_range_to_null): Call set_value_range_to_value.
12882 (extract_range_from_comparison): Likewise.
12884 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12886 * toplev.c (print_version): Output GMP/MPFR version info.
12888 * builtins.c (CASE_MATHFN_REENT): New macro.
12889 (mathfn_built_in): Use it.
12890 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12891 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12892 BUILT_IN_LGAMMAL_R): New.
12893 * doc/extend.texi: Document new builtins.
12895 PR middle-end/31796
12896 * builtins.c (do_mpfr_remquo): New.
12897 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12898 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12900 PR middle-end/30251
12901 * builtins.c (fold_builtin_1): Handle y0, y1.
12902 (fold_builtin_2): Handle yn.
12904 PR middle-end/30251
12905 * builtins.c (do_mpfr_bessel_n): New.
12906 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12907 (fold_builtin_2): Handle BUILT_IN_JN.
12909 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12912 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12913 TYPE_PRECISION (intmax_type_node).
12915 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12918 * reload.c (subst_reloads): Remove checking.
12920 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12922 PR rtl-optimization/31691
12923 * combine.c (simplify_set): Build a new src pattern instead of
12924 substituting its operands in the COMPARE case.
12926 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12928 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12929 (execute_vrp): Preserve loops through jump threading.
12930 * tree-ssa-threadupdate.c (thread_single_edge,
12931 dbds_continue_enumeration_p, determine_bb_domination_status,
12932 thread_through_loop_header): New functions.
12933 (create_edge_and_update_destination_phis,
12934 create_edge_and_update_destination_phis): Set loops for the new blocks.
12935 (prune_undesirable_thread_requests): Removed.
12936 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12938 (thread_block): Do not call prune_undesirable_thread_requests.
12940 (mark_threaded_blocks): Select edges to thread here.
12941 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12942 Thread edges through loop headers independently.
12943 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12944 * tree-pass.h (TODO_mark_first_instance): New.
12945 (first_pass_instance): Declare.
12946 * cfghooks.c (duplicate_block): Put the block to the original loop
12947 if copy is not specified.
12948 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12949 jump threading. Pass may_peel_loop_headers to
12950 thread_through_all_blocks according to first_pass_instance.
12951 * cfgloop.h (create_preheader): Declare.
12952 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12953 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12954 * passes.c (first_pass_instance): New variable.
12955 (next_pass_1): Set TODO_mark_first_instance.
12956 (execute_todo): Set first_pass_instance.
12958 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12960 PR tree-optimization/24659
12961 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12962 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12963 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12964 OTI_vec_pack_ufix_trunc.
12965 (vec_unpacks_float_hi_optab): Define new macro.
12966 (vec_unpacks_float_lo_optab): Ditto.
12967 (vec_unpacku_float_hi_optab): Ditto.
12968 (vec_unpacku_float_lo_optab): Ditto.
12969 (vec_pack_sfix_trunc_optab): Ditto.
12970 (vec_pack_ufix_trunc_optab): Ditto.
12971 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12972 and vec_pack_[s|u]fix_trunc_optab using
12973 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12974 * tree-vectorizer.c (supportable_widening_operation): Handle
12975 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12976 (supportable_narrowing_operation): New function.
12977 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12978 * tree-vect-transform.c (vectorizable_conversion): Handle
12979 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12980 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12981 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12982 to check for target support.
12983 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12984 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12985 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12986 for VEC_PACK_FIX_TRUNC_EXPR.
12987 (expand_binop): Special case mode of the result for
12988 vec_pack_[u|s]fix_trunc_optab.
12989 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12990 vec_pack_[u|s]fix_trunc_optab.
12992 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12993 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12994 * tree-pretty-print.c (dump_generic_node): Handle
12995 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12996 VEC_PACK_FIX_TRUNC_EXPR.
12998 * expr.c (expand_expr_real_1): Ditto.
12999 * tree-inline.c (estimate_num_insns_1): Ditto.
13000 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13002 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13003 (vec_unpacks_float_lo_v8hi): Ditto.
13004 (vec_unpacku_float_hi_v8hi): Ditto.
13005 (vec_unpacku_float_lo_v8hi): Ditto.
13006 (vec_unpacks_float_hi_v4si): Ditto.
13007 (vec_unpacks_float_lo_v4si): Ditto.
13008 (vec_pack_sfix_trunc_v2df): Ditto.
13010 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13012 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13013 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13014 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13015 [vec_pack_ufix_trunc]: Ditto.
13016 [vec_unpacks_float_hi]: Ditto.
13017 [vec_unpacks_float_lo]: Ditto.
13018 [vec_unpacku_float_hi]: Ditto.
13019 [vec_unpacku_float_lo]: Ditto.
13021 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13023 * soft-fp/README: Update for new files.
13024 * soft-fp/floattisf.c: New file.
13025 * soft-fp/floattidf.c: New file.
13026 * soft-fp/floattitf.c: New file.
13027 * soft-fp/floatuntisf.c: New file.
13028 * soft-fp/floatuntidf.c: New file.
13029 * soft-fp/floatuntitf.c: New file.
13030 * soft-fp/fixsfti.c: New file.
13031 * soft-fp/fixdfti.c: New file.
13032 * soft-fp/fixtfti.c: New file.
13033 * soft-fp/fixunssfti.c: New file.
13034 * soft-fp/fixunsdfti.c: New file.
13035 * soft-fp/fixunstfti.c: New file.
13036 * soft-fp/extendxftf.c: New file.
13037 * soft-fp/trunctfxf.c: New file.
13039 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13040 (__trunctfxf2): Ditto.
13042 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13043 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13044 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13045 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13046 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13047 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13049 * config/i386/t-fprules-softfp64: New file.
13050 * config/i386/sfp-machine.h: New file.
13051 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13052 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13053 and soft-fp/t-softfp to tmake_file.
13054 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13055 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13057 * config/i386/t-linux64 (softfp_wrap_start): New.
13058 (softfp_wrap_end): New.
13059 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13060 supported for TARGET_64BIT.
13062 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13064 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13065 c_common_unsigned_type behavior.
13067 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13069 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13072 2007-05-16 Eric Christopher <echristo@apple.com>
13074 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13075 saving after stack push. Set sp_offset whenever we push.
13076 (rs6000_emit_epilogue): Move altivec register restore before
13079 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13081 * configure.ac: Allow sysroots to be relocated under $prefix as
13082 well as $exec_prefix.
13083 * configure: Regenerate.
13085 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13089 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13091 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13092 (gcc_tooldir): Likewise.
13093 * configure: Regenerate.
13094 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13095 old configure.ac gcc_tooldir setting.
13096 (prefix_to_exec_prefix): New variable.
13097 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13098 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13100 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13102 * c-typeck.c (build_binary_op): Return early for error.
13104 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13106 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13107 struct nb_iter_bound.
13108 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13109 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13110 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13111 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13112 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13113 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13114 (del_scev_info): Use ggc_free.
13115 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13116 * loop-init.c: Include ggc.h.
13117 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13118 (loop_optimizer_finalize): Use ggc_free.
13119 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13120 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13121 pass_iv_optimize): Add TODO_ggc_collect.
13122 * function.h (struct function): Remove skip marker from
13124 * cfgloop.c: Include ggc.h.
13125 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13127 (establish_preds): Vector superloops is gc allocated.
13128 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13130 (flow_loops_find): Vector larray is gc allocated.
13131 (loop_exit_free): Use ggc_free.
13132 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13133 that head of exits list is now not a part of struct loop.
13134 (record_loop_exits): Allocate exits table in gc memory.
13135 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13136 that head of exits list is now not a part of struct loop.
13137 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13138 struct loop_exit): Add GTY marker.
13139 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13140 Add skip marker to aux field. Make head of exits list a separate
13142 (struct loops): Add GTY marker. Make larray vector gc allocated.
13143 Add param marker to exits table.
13144 (get_loops): Type changed.
13145 * Makefile.in (tree-scalar-evolution.o): Add
13146 gt-tree-scalar-evolution.h dependency.
13147 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13148 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13149 * basic-block.h (struct basic_block_def): Remove skip marker from
13152 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13154 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13155 of 0 in the call to expand_expr().
13156 (expand_builtin_mathfn_3): Ditto.
13157 (expand_builtin_interclass_mathfn): Ditto.
13158 (expand_builtin_cexpi): Ditto.
13159 (expand_builtin_int_roundingfn): Ditto.
13160 (expand_builtin_int_roundingfn_2): Ditto.
13161 (expand_builtin_pow): Ditto.
13162 (expand_builtin_powi): Ditto.
13163 (expand_builtin_bswap): Ditto.
13164 (expand_builtin_unop): Ditto.
13165 (expand_builtin_fabs): Ditto.
13166 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13167 the call to expand_expr().
13168 (expand_builtin_sync_operation): Ditto.
13169 (expand_builtin_compare_and_swap): Ditto.
13170 (expand_builtin_lock_test_and_set): Ditto.
13171 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13172 instead of 0 in the call to expand_expr().
13173 (expand_builtin_extract_return_addr): Ditto.
13174 (expand_builtin_eh_return): Ditto.
13175 (expand_eh_return): Ditto.
13176 * explow.c (expr_size): Ditto.
13177 * expr.c (optimize_bitfield_assignment_op): Ditto.
13178 (expand_assignement): Ditto.
13179 (store_expr): Ditto.
13180 (store_field): Ditto.
13181 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13182 the call to expand_expr().
13183 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13184 in the call to expand_expr().
13185 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13186 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13187 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13189 * optabs.c (expand_vec_shift_expr): Ditto.
13190 (expand_vec_cond_expr): Ditto.
13191 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13192 call to expand_expr().
13193 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13194 in the call to expand_expr().
13196 2007-05-14 Dave Korn <dave.korn@artimi.com>
13198 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13200 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13202 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13203 instead of c_common_unsigned_type.
13204 (c_common_unsigned_type): Remove.
13205 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13206 c_common_unsigned_type.
13207 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13208 c_common_unsigned_type.
13209 * c-common.h (c_common_unsigned_type): Remove.
13210 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13211 c_common_unsigned_type.
13212 * c-format.c (check_format_types): Use unsigned_type_for instead of
13213 c_common_unsigned_type.
13214 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13215 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13216 of c_common_unsigned_type.
13217 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13218 lang_hooks.types.unsigned_type.
13219 * expmed.c (make_tree): Use unsigned_type_for instead of
13220 lang_hooks.types.unsigned_type.
13221 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13222 lang_hooks.types.unsigned_type.
13223 (build_range_check): Likewise.
13224 (fold_unary): Likewise.
13225 (fold_binary): Likewise.
13226 (fold_ternary): Likewise.
13227 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13228 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13229 * tree.c (get_unsigned_type): New.
13230 (unsigned_type_for): Use get_unsigned_type instead of
13231 lang_hooks.types.unsigned_type.
13233 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13235 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13236 to m68k_get_function_kind. Update its prototype.
13237 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13239 (m68k_interrupt_function_p): Return enum m68k_function_type
13240 instead of bool. Rename to m68k_get_function_kind.
13241 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13242 target is not fido.
13243 (m68k_compute_frame_layout): Don't mark any register for save
13244 if an interrupt_thread attribute is specified.
13245 (m68k_hard_regno_rename_ok): Update a use of
13246 m68k_interrupt_function_p.
13247 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13248 m68k_interrupt_function_p.
13249 (m68k_function_type): New.
13250 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13251 for a function with an interrupt_thread attribute.
13252 * doc/extend.texi: Document the interrupt_thread attribute.
13254 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13256 Fix PR tree-optimization/31911
13257 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13258 if they didn't change the expression.
13260 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13262 * tree-scalar-evolution.c (resolve_mixers): Exported.
13263 * tree-scalar-evolution.h (resolve_mixers): Declare.
13264 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13265 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13266 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13267 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13268 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13269 strip_conversion, analyze_offset_expr, address_analysis,
13270 object_analysis, analyze_offset): Removed.
13271 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13272 split_constant_offset, canonicalize_base_object_address,
13273 object_address_invariant_in_loop_p, disjoint_objects_p,
13274 dr_may_alias_p, dr_address_invariant_p): New functions.
13275 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13276 and dr_analyze_alias.
13277 (initialize_data_dependence_relation): Use dr_may_alias_p
13278 and object_address_invariant_in_loop_p.
13279 (compute_self_dependence): Handle the case when
13280 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13281 (find_data_references_in_stmt): Restrict the analysis of data
13282 references to the given loop nest.
13283 (find_data_references_in_loop): Made static. Pass loop nest to
13284 find_data_references_in_stmt.
13285 (compute_data_dependences_for_loop): Use DR_VOPS.
13286 (free_data_ref): Free DR_VOPS.
13287 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13288 (struct innermost_loop_behavior): ... new.
13289 (struct base_object_info): Replaced by ...
13290 (struct indices): ... new.
13291 (struct dr_alias): New.
13292 (enum data_ref_type): Removed.
13293 (struct data_reference): Consist of struct innermost_loop_behavior,
13294 struct indices and struct dr_alias.
13295 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13296 (DR_MEMTAG): Renamed to ...
13297 (DR_SYMBOL_TAG): ... this.
13298 (find_data_references_in_loop): Declaration removed.
13299 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13300 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13301 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13302 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13304 2007-05-13 Revital Eres <eres@il.ibm.com>
13306 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13307 which walks virtual def-use chains to find redundant stores.
13308 (dse_optimize_stmt): Call it.
13310 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13312 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13313 * passes.c (init_optimization_passes): Move pass_jump_bypass
13316 * basic-block.h (bb_has_eh_pred): Fix style issue.
13318 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13320 PR rtl-optimization/31848
13321 * loop-invariant.c (move_invariant_reg): If we move an insn
13322 with a REG_EQUAL note, and that insn is not always executed,
13323 remove the REG_EQUAL note.
13325 2007-05-12 Richard Guenther <rguenther@suse.de>
13327 PR tree-optimization/31797
13328 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13329 propagate into a stmt that has volatile ops.
13331 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13333 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13334 (gcc_tooldir): Likewise.
13335 * configure: Regenerate.
13336 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13337 old configure.ac gcc_tooldir setting.
13338 (prefix_to_exec_prefix): New variable.
13339 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13340 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13342 2007-05-11 Silvius Rus <rus@google.com>
13344 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13345 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13346 * c-common.h (strict_aliasing_warning): Change return type.
13347 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13348 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13349 (build_c_cast): Condition call to strict_aliasing_warning.
13350 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13351 * flags.h (set_Wstrict_aliasing): Declare.
13352 * opts.c (set_Wstrict_alising): Define, add call to.
13353 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13354 * tree-ssa-alias-warnings.c: New file.
13355 * tree-ssa-alias.c (compute_may_aliases): Add call to
13356 strict_aliasing_warning_backend.
13358 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13360 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13361 Use loop_depth and loop_outer accessor functions.
13362 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13363 determine_invariantness_stmt, move_computations_stmt): Ditto.
13364 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13365 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13366 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13367 * tree-scalar-evolution.c (interpret_loop_phi,
13368 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13369 instantiate_parameters_1, scev_const_prop): Ditto.
13370 * cfghooks.c (make_forwarder_block): Ditto.
13371 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13372 * modulo-sched.c (loop_canon_p): Ditto.
13373 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13374 slpeel_can_duplicate_loop_p): Ditto.
13375 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13376 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13377 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13378 cancel_loop, verify_loop_structure): Ditto.
13379 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13380 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13381 superloops vector instead of "pred" array.
13382 (establish_preds): Take father loop as an argument. Initialize the
13384 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13385 Do not initialize loop->outer.
13386 (flow_loop_tree_node_remove): Truncate the superloops vector.
13387 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13388 "pred" merged to "superloops" vector.
13389 (loop_depth, loop_outer): New.
13390 (fel_init): Use loop_outer.
13392 2007-05-11 Jan Hubicka <jh@suse.cz>
13394 * cgraphunit.c: Include gt-cgraphunit.h
13395 (static_ctors, static_dtors): New static vars.
13396 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13397 based on implementation in c-common.c
13398 (cgraph_finalize_function): Call record_cdtor_fn.
13399 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13400 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13401 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13402 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13403 build_cdtor, c_build_cdtor_fns): Remove.
13404 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13405 c_build_cdtor_fns): Remove prototype.
13407 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13410 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13411 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13412 * builtins.c (fold_builtin_memchr): New.
13413 (expand_builtin_memchr): Call the latter.
13414 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13415 * doc/extend.texi ([Other built-in functions provided by GCC]):
13418 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13420 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13421 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13422 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13423 PFPO_OP1_TYPE_SHIFT): Constants added.
13424 (DFP_ALL): Mode macro defined.
13425 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13426 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13427 Insn definitions added.
13428 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13429 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13432 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13434 PR tree-optimization/31885
13435 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13436 NULL_TREE to be undetermined.
13437 (automatically_generated_chrec_p): Return false for NULL.
13439 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13441 * config/bfin/bfin.h (MOVE_RATIO): Define.
13443 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13445 * config.gcc (sparc-wrs-vxworks): New target.
13446 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13447 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13448 * config/sparc/sparc.h: Include vxworks-dummy.h.
13449 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13450 include LABEL_REFs too.
13451 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13452 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13454 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13456 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13457 (sparc_emit_call_insn): New function.
13458 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13459 functions when generating VxWorks PIC.
13460 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13461 (call, call_value): Use sparc_emit_call_insn instead of
13464 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13466 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13468 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13470 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13471 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13472 split_double instead of operand_subword.
13474 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13476 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13477 * config/bfin/bfin.c (bfin_local_alignment): New function.
13478 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13480 2007-05-08 Chao-ying Fu <fu@mips.com>
13482 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13483 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13484 (smsub_widen_optab, umsub_widen_optab): Define.
13485 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13487 * genopinit.c (optabs): Fill in smsub_widen_optab and
13489 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13490 and umsub_widen_optab to implement multiply-subtract sequences.
13491 * config/mips/mips.md (*msac<u>_di): Rename to...
13492 (<u>msubsidi4): ...this. Extend condition to include
13493 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13494 of operand 0 to "ka" and use the three-operand form of msub<u>
13496 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13499 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13501 PR rtl-optimization/28011
13502 * reload.c (push_reload): Set dont_share if IN appears in OUT
13503 also when IN is a PLUS rtx.
13504 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13507 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13509 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13510 call unshare_all_decls.
13511 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13512 (unshare_all_decls): Remove.
13514 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13517 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13520 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13521 Nigel Stephens <nigel@mips.com>
13523 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13524 Update comments and all uses.
13525 (MIN_FPRS_PER_FMT): Define.
13526 * config/mips/mips.c (function_arg): Fix to correctly handle
13527 the -mips32r2 -mfp64 -mabi=32 case.
13528 (override_options): Enable use of odd-numbered registers for
13529 SFmode values on MIPS32.
13530 (mips_save_reg_p): Save whole floating-point register pair if
13531 either half is used.
13532 (compute_frame_size): Fix comment.
13534 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13536 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13537 argument of type bool.
13538 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13539 argument. Safely select temporary P register according to it.
13540 (do_link): Change call site of add_to_reg accordingly.
13541 (do_unlink): Add epilogue_p as a fourth argument and pass it
13543 (expand_interrupt_handler_epilogue): Change call of do_unlink
13545 (bfin_expand_prologue): Add a third argument sibcall_p.
13546 * config/bfin/bfin.md (epilogue): Change call of
13547 bfin_expand_epilogue accordingly.
13548 (sibcall_epilogue): Likewise.
13549 (eh_return_internal): Likewise.
13551 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13552 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13553 * config/bfin/bfin.c (bfin_handle_option): Handle
13554 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13555 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13556 Support bf534, bf536 and bf561.
13557 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13559 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13562 * config/i386/i386.c (ix86_function_regparm): Process local
13563 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13565 2007-05-07 Mike Stump <mrs@apple.com>
13567 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13568 also checks for and while statements in C++.
13570 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13572 * gcc.c (at_file_supplied): New variable.
13573 (main): Set it if we expanded argv.
13574 (do_spec_1): Pass an @-file to the linker if we were called with
13575 an @-file argument and HAVE_GNU_LD.
13576 * collect2.c (at_file_supplied): New variable.
13577 (response_file): New variable.
13578 (collect_exit): Unlink response_file if necessary.
13579 (handler): Likewise.
13580 (do_wait): Likewise.
13581 (main): Set at_file_supplied if we expanded argv.
13582 (collect_execute): Pass an @-file to subprocesses if we were called
13583 with an @-file argument.
13584 * configure.ac: Add define for HAVE_GNU_LD.
13585 * configure: Regenerate.
13586 * config.in: Regenerate.
13588 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13590 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13591 operand to HI mode.
13596 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13598 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13599 (TARGET_ENCODE_SECTION_INFO): Re-define.
13600 (m32c_encode_section_info): New
13601 (function_vector_handler): New
13602 (current_function_special_page_vector): New
13603 (m32c_special_page_vector_p): New.
13604 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13606 * config/m32c/jump.md: Added instruction JSRS for functions
13607 with attribute "function_vector".
13608 * doc/extend.texi (function_vector): Added description
13609 for M16C, M32C targets.
13611 2007-05-07 DJ Delorie <dj@redhat.com>
13614 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13615 ashrpsi3, lshrpsi3): Update shift count constraint.
13617 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13618 Nathan Froyd <froydnj@codesourcery.com>
13621 * c-incpath.c (add_path): Strip trailing path separators.
13623 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13625 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13626 Free dominance info before purging EH edges.
13627 (eliminate_degenerate_phis): Likewise.
13628 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13630 2007-05-07 Jan Hubicka <jh@suse.cz>
13632 * gimplify.c (gimplify_expr): Do not crash when folding
13633 (void *)(int)&a + 4.
13635 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13638 * c-opts.c (lang_fortran): Make it non static.
13639 * c-common.h (lang_fortran): New prototype.
13640 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13641 -lang-fortran option was passed by the driver.
13643 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13645 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13646 of ASSERT_CHECKING. Tweak message.
13648 2007-05-06 Revital Eres <eres@il.ibm.com>
13651 * loop-unroll.c (insert_var_expansion_initialization):
13652 Initialize the expansions with -zero instead of +zero.
13654 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13656 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13657 into pic and non-pic versions. Mark r19 as used for
13658 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13659 for tgd_load, tld_load and tie_load .
13660 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13661 version of tgd_load, tld_load and tie_load depending on the
13664 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13665 Jakub Jelinek <jakub@redhat.com>
13667 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13668 (__do_global_dtors_aux): Use more paranoid loop to run
13669 destructors if HIDDEN_DTOR_LIST_END.
13670 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13672 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13674 * varasm.c (align_variable): Don't increase alignment for
13675 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13676 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13678 2007-05-04 Josh Conner <jconner@apple.com>
13680 * basic-block.h (cdi_direction): Assign values to all enumeration
13682 (dom_computed): Remove.
13683 (dom_info_state): New.
13684 (set_dom_info_availability): New.
13685 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13686 walk_data.dom_direction.
13687 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13688 instead of dom_computed[].
13689 (split_edge): Likewise.
13690 (create_basic_block): Likewise.
13691 (merge_blocks): Likewise.
13692 * ifcvt.c (find_if_header): Likewise.
13693 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13694 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13695 * tree-ssa.c (verify_ssa): Likewise.
13696 * tree-cfg.c (tree_verify_flow_info): Likewise.
13697 (remove_edge_and_dominated_blocks): Likewise.
13698 * dominance.c (dom_computed): Make static.
13699 (calc_dfs_tree_nonrec): Change third param to a bool.
13700 (calc_dfs_tree): Change second param to a bool.
13701 (calc_idioms): Change second param to a bool. Use
13702 dom_convert_dir_to_idx.
13703 (init_dom_info): Validate dir before using.
13704 (dom_convert_dir_to_idx): New.
13705 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13706 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13707 (free_dominance_info): Use dom_convert_dir_to_idx.
13708 (get_immediate_dominator): Likewise.
13709 (set_immediate_dominator): Likewise.
13710 (get_dominated_by): Likewise.
13711 (redirect_immediate_dominators): Likewise.
13712 (nearest_common_denominator): Likewise.
13713 (dominated_by_p): Likewise.
13714 (bb_dom_dfs_in): Likewise.
13715 (bb_dom_dfs_out): Likewise.
13716 (recount_dominator): Likewise.
13717 (iterate_fix_dominators): Likewise.
13718 (add_to_dominance_info): Likewise.
13719 (delete_from_dominance_info): Likewise.
13720 (first_dom_son): Likewise.
13721 (next_dom_son): Likewise.
13722 (dom_info_available_p): Likewise.
13723 (dom_info_state): New.
13724 (set_dom_info_availability): New.
13726 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13728 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13730 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13732 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13734 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13735 (subdi3, subdi_carry): Delete.
13737 2007-05-04 Jan Hubicka <jh@suse.cz>
13738 Richard Guenther <rguenther@suse.de>
13740 * opts.c (decode_options): Do not fiddle with inlining
13741 parameters in case of optimizing for size.
13742 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13743 for size do nothing.
13744 (cgraph_decide_inlining_of_small_function): When optimizing for
13745 size never inline functions increasing caller size.
13746 (cgraph_early_inlining): Inline for size when optimizing for size.
13748 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13750 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13751 logical operations piecewise.
13752 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13753 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13754 subdi_sesidi_di): Delete.
13755 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13756 the generated sequence. Allow three-reg add in constraints. Rewrite
13757 the rtl expression for carry to avoid zero_extend of a constant.
13758 (sub_with_carry): New pattern.
13759 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13760 different sequence not involving jumps.
13761 (notbi): Now a named pattern.
13763 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13765 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13766 Add the note about a significant loss of accuracy of some
13767 mathematical routines when these options are used.
13769 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13771 * haifa-sched.c (rtx_vec_t): New typedef.
13772 (contributes_to_priority_p): Extract piece of priority () into new
13774 (priority): Use the function. Add assertion.
13775 (rank_for_schedule, set_priorities): Add assertion to check that
13776 insn's priority is initialized.
13777 (clear_priorities, calc_priorities): Change signature. Make it update
13778 all relevant insns. Update all callers ('add_to_speculative_block ()'
13779 and 'create_block_check_twin ()').
13780 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13781 Add new field 'priority_status'.
13782 (INSN_PRIORITY_STATUS): New macro.
13783 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13785 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13787 * sched-ebb.c (debug_ebb_dependencies): New static function.
13788 (init_ready_list): Use it.
13790 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13791 with changed signature and 'debug_rgn_dependencies ()'.
13792 (debug_rgn_dependencies): New static function.
13793 (init_ready_list): Use it.
13795 * sched-int.h (debug_dependencies): Declare.
13797 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13799 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13801 2007-05-04 Dirk Mueller <dmueller@suse.de>
13803 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13805 2007-05-03 Jan Hubicka <jh@suse.cz>
13807 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13808 ((T1)X op (T1)Y), for pointer type in more cases than before.
13810 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13812 * tree-object-size.c (plus_expr_object_size): When operand size is
13813 unknown, return unknown.
13815 2007-05-03 Dirk Mueller <dmueller@suse.de>
13817 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13819 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13822 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13824 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13826 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13828 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13830 * config/soft-fp/double.h, config/soft-fp/extended.h,
13831 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13832 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13833 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13834 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13837 2007-05-03 Ian Lance Taylor <iant@google.com>
13839 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13840 MASK_PPC_GFXOPT for 8540 or 8548.
13842 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13844 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13845 vect_print_dump_info() to output debug information.
13847 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13850 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13851 operands of size 2 when operand is not MEM_P.
13853 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13855 PR tree-optimization/30565
13856 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13858 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13860 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13861 (umulsi3_highpart): Use them.
13862 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13863 for final accumulator to D regisster tranfser.
13865 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13867 PR tree-optimization/31699
13868 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13870 (vect_enhance_data_refs_alignment): Compute peel amount using
13871 TYPE_VECTOR_SUBPARTS instead of vf.
13872 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13874 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13877 * system.h: Remove inclusion of double-int.h
13878 * tree.h: Include double-int.h
13879 * gengtype.c: Likewise
13880 * cfgloop.h: Likewise
13881 * Makefile.in: Adjust dependencies on double-int.h
13883 2007-05-02 Eric Christopher <echristo@apple.com>
13885 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13886 -shared to -Zdynamiclib.
13888 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13891 * c-common.c (strip_pointer_or_array_types): New function.
13892 * c-common.h (strip_pointer_or_array_types): New function declaration.
13894 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13896 PR tree-optimization/31771
13897 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13899 2007-05-02 Paul Brook <paul@codesourcery.com>
13901 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13903 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13905 PR middle-end/29715
13906 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13909 2007-05-02 Nick Clifton <nickc@redhat.com>
13911 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13913 2007-05-02 Richard Guenther <rguenther@suse.de>
13915 PR tree-optimization/31146
13916 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13917 argument, single_use_p. If we have a single use that is
13918 a conversion to the definition rhs type, propagate that rhs.
13919 (forward_propagate_addr_expr): Pass single_use_p argument
13920 to forward_propagate_addr_expr_1.
13922 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13924 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13927 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13929 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13930 'AMD Family 10 core'.
13932 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13934 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13935 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13936 with SSE3 instruction set support.
13937 * doc/invoke.texi: Likewise.
13939 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13941 * config/i386/i386.c (override_options): Tuning 32-byte loop
13942 alignment for amdfam10 architecture. Increasing the max loop
13943 alignment to 24 bytes.
13945 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13947 * config/m68k/constraints.md: New.
13948 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13949 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13950 EXTRA_CONSTRAINT): Remove.
13951 * config/m68k/m68k.md: Include constraints.md.
13952 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13954 2007-05-01 Ian Lance Taylor <iant@google.com>
13956 PR tree-optimization/31739
13957 * tree-vrp.c (vrp_val_is_max): New static function.
13958 (vrp_val_is_min): New static function.
13959 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13961 (set_value_range): Use vrp_val_is_{max,min}.
13962 (extract_range_from_assert): Likewise.
13963 (extract_range_from_binary_expr): Likewise.
13964 (extract_range_from_unary_expr): Likewise.
13965 (dump_value_range, vrp_meet): Likewise.
13966 (vrp_visit_phi_node): Likewise.
13967 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13969 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13971 * config/i386/gmon-sol2.c (size_t): New type.
13972 (intptr_t): Likewise.
13973 (s_textsize): Declare as size_t.
13975 (monstartup): Use size_t for sizes.
13976 (_mcount): Save and restore registers.
13977 (internal_mcount): Pass 0 as the first argument to monstartup
13979 (moncontrol): Convert pointer to appropriately sized integer
13980 before passing to profil.
13982 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13984 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13985 __NO_FPRS__, not just if _SOFT_DOUBLE.
13986 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13987 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13988 also for E500 double.
13989 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13990 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13993 2007-05-01 Richard Guenther <rguenther@suse.de>
13995 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13998 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14000 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14002 2007-05-01 Jan Hubicka <jh@suse.cz>
14004 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14007 2007-05-01 Jan Hubicka <jh@suse.cz>
14009 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14010 (maybe_fold_offset_to_reference): Declare.
14011 * fold-const.c (fold_unary): Do not fold
14012 (type *)&A into &A->field_of_type_and_offset_0
14013 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14014 size is unknown, give up.
14015 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14017 (maybe_fold_offset_to_reference): New.
14018 (maybe_fold_stmt_indirect): Use it.
14019 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14020 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14022 (gimplify_expr): Likewise for plus_expr.
14024 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14026 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14027 bsi_after_labels. Always insert statements before bsi.
14028 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14029 * predict.c (apply_return_prediction): Check for empty blocks.
14030 * cfgexpand.c (lab_rtx_for_bb): New variable.
14031 (label_rtx_for_bb): Do not create new tree labels.
14032 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14033 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14034 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14036 (label_for_bb): Add field used.
14037 (update_eh_label, main_block_label): Mark the label used.
14038 (cleanup_dead_labels): Remove unused labels.
14040 2007-05-01 Richard Guenther <rguenther@suse.de>
14042 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14043 if it is not about to be set.
14044 (get_value_range): Do not pre-allocate equiv bitmap.
14045 (update_value_range): No need to clear equiv field.
14046 (add_equivalence): Change prototype to get bitmap pointer.
14047 Allocate bitmap here if it is not already.
14048 (extract_range_from_assert): Do not allocate bitmap here.
14049 Update callers to add_equivalence.
14050 (extract_range_from_ssa_name): Likewise.
14051 (get_vr_for_comparison): New static helper.
14052 (compare_name_with_value): Handle NULL equiv bitmap by
14053 peeling the first iteration of the comparison loop.
14054 Use get_vr_for_comparison.
14055 (compare_names): Handle NULL equiv bitmaps by using fake
14056 ones. Use get_vr_for_comparison.
14058 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14060 * double-int.c (mpz_set_double_int): Moved from
14061 tree-ssa-loop-niter.c.
14062 (mpz_get_double_int): Likewise; also, add option to wrap
14063 out-of-range integers.
14064 * double-int.h: New prototypes for above.
14065 * tree.c (get_static_type_bounds): Moved from
14066 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14067 TYPE_MAX_VALUE if they exist..
14068 * tree.h: New prototype for above.
14069 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14070 get_type_bounds calls.
14071 (mpz_set_double_int): Move to double-int.c.
14072 (get_type_bounds): Move to tree.c, rename to
14073 get_static_type_bounds.
14074 (mpz_to_double_int): Move to double-int.c, rename to
14075 mpz_get_double_int.
14077 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14079 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14080 DIV0 exception can fall through to a normal return.
14082 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14084 PR middle-end/22156
14085 Temporarily revert:
14086 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14087 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14088 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14089 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14090 initialize align to silence bogus warning.
14091 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14092 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14094 (struct sra_walk_fns): Remove use_all parameter from use.
14095 (sra_hash_tree): Handle BIT_FIELD_REFs.
14096 (sra_elt_hash): Don't hash bitfld blocks.
14097 (sra_elt_eq): Skip them in parent compares as well. Handle
14099 (sra_walk_expr): Don't maintain or pass down use_all_p.
14100 (scan_use): Remove use_all parameter.
14101 (scalarize_use): Likewise. Re-expand assignment to
14102 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14103 output, and re-scalarize after output. Don't mark anything
14105 (scalarize_ldst): Adjust.
14106 (scalarize_walk_gimple_modify_statement): Likewise.
14107 (build_element_name_1): Handle BIT_FIELD_REFs.
14108 (instantiate_element): Don't warn for any element whose parent
14109 is used as a whole.
14110 (instantiate_missing_elements_1): Return the sra_elt.
14111 (canon_type_for_field): New.
14112 (try_instantiate_multiple_fields): New.
14113 (instantiate_missing_elemnts): Use them.
14114 (mark_no_warning): Removed.
14115 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14116 (REPLDUP, sra_build_elt_assignment): New.
14117 (generate_copy_inout): Use them.
14118 (generate_element_copy): Likewise. Handle bitfld differences.
14119 (generate_element_zero): Don't recurse for blocks. Use
14120 sra_build_elt_assignment.
14121 (generate_one_element_int): Take elt instead of var. Use
14122 sra_build_elt_assignment.
14123 (generate_element_init_1): Adjust.
14124 (scalarize_use, scalarize_copy): Use REPLDUP.
14125 (scalarize_ldst): Move assert before dereference.
14126 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14128 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14131 * tree.c (reconstruct_complex_type): Reconstruct a reference
14133 Also use the same mode for the pointer as the old pointer type.
14135 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14137 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14140 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14142 PR rtl-optimization/31676
14143 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14144 (df_refs_record): Call it.
14146 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14148 * rtl.def (SS_ABS): New code.
14149 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14150 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14151 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14152 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14153 (bfin_init_builtins): Define them.
14154 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14155 (bfin_expand_builtin): ... and handle the others here.
14156 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14157 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14158 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14159 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14160 operand is only HImode.
14162 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14164 * regclass.c (scan_one_insn): Remove splitting of
14167 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14168 Nigel Stephens <nigel@mips.com>
14170 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14172 2007-04-28 Jan Hubicka <jh@suse.cz>
14174 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14175 insn_locators_alloc instead of insn_locators_initialize;
14176 call reset_block_changes.
14177 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14178 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14179 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14180 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14181 * config/score/score.c (th_output_mi_thunk): Likewise.
14182 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14183 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14184 tolerate uninitialized locator info.
14187 * function.c (init_function_start): Don't init line number info.
14188 (expand_function_end): Update.
14189 (reset_block_changes, record_block_change, finalize_block_changes,
14190 check_block_change, free_block_changes): Kill.
14191 * function.h (reset_block_changes, record_block_change,
14192 finalize_block_changes, check_block_change, free_block_changes):
14194 (struct function): Remove ib_boundaries_block.
14195 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14196 Use curr_insn_locator to initialize locator.
14197 (emit_line_note): Remove.
14198 * cfgexpand.c (expand_gimple_cond_expr): Update.
14199 (construct_exit_block): Likewise.
14200 (tree_expand_cfg): Initialize/finalize locators.
14201 * expr.c (expand_expr_real): Update.
14202 * cfglayout.c (line_locators_locs, line_locators_lines,
14203 file_locators_locs, file_locators_files): Remove.
14204 (set_block_levels): Move to cfgexpand.c.
14205 (insn_locators_initialize): Remove.
14206 (pass_insn_locators_initialize): Remove.
14207 (locations_locators_locs, locations_locators_vals): New static vars.
14208 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14210 (insn_locators_alloc, insn_locators_finalize,
14211 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14213 (locator_location): New.
14214 (locator_line, locator_file): Rewrite.
14215 * rtl.h (emit_line_note): Kill.
14216 (insn_locators_alloc, insn_locators_finalize,
14217 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14219 * tree-inline.c (initialize_cfun): Do not initialize
14220 ib_boundaries_block.
14221 * passes.c (pass_insn_locators_initialize): Remove.
14223 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14225 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14226 info. Update last_basic_block correctly.
14228 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14231 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14232 register itself to hold the offset constant. Tell flow the use
14233 of r4 and r5 when they are used.
14235 2007-04-27 Richard Guenther <rguenther@suse.de>
14237 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14238 if we simplified anything.
14239 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14240 warnings until we did a simplification and the stmt was not
14241 marked as TREE_NO_WARNING.
14243 2007-04-27 Mike Stump <mrs@apple.com>
14245 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14247 2007-04-27 Ian Lance Taylor <iant@google.com>
14249 PR middle-end/31710
14250 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14251 TYPE_MAX_VALUE exist, convert them to the new type.
14253 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14255 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14256 if it claims to be available.
14257 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14258 edge is redirected.
14259 (perform_tree_ssa_dce): Always free postdominators.
14261 2007-04-27 Richard Henderson <rth@redhat.com>
14263 * config/alpha/predicates.md (aligned_memory_operand): Mark
14264 as define_special_predicate.
14265 (unaligned_memory_operand, normal_memory_operand): Likewise.
14266 (reg_or_unaligned_mem_operand): Remove.
14267 (any_memory_operand): Match the documentation and check for
14268 non-renumbered pseudos during reload.
14269 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14270 alpha_secondary_reload_class, update to new interface, make static.
14271 Handle CQImode like HImode. Remove FP subreg check.
14272 (alpha_expand_mov): Use replace_equiv_address.
14273 (alpha_expand_mov_nobwx): Use any_memory_operand.
14274 (TARGET_SECONDARY_RELOAD): New.
14275 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14276 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14277 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14278 * config/alpha/alpha.md: ... here.
14279 (RELOAD12, reloadmode): New.
14281 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14282 Don't handle the aligned case here.
14283 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14284 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14285 reload_inhi_help. Don't expect a scratch register.
14286 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14288 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14290 2007-04-27 Richard Guenther <rguenther@suse.de>
14292 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14294 2007-04-27 Richard Guenther <rguenther@suse.de>
14296 PR tree-optimization/30965
14297 PR tree-optimization/30978
14298 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14299 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14300 (find_equivalent_equality_comparison): Likewise.
14301 (simplify_cond): Likewise.
14302 (get_prop_source_stmt): New helper.
14303 (get_prop_dest_stmt): Likewise.
14304 (can_propagate_from): Likewise.
14305 (remove_prop_source_from_use): Likewise.
14306 (combine_cond_expr_cond): Likewise.
14307 (forward_propagate_comparison): New function.
14308 (forward_propagate_into_cond): Rewrite to use fold for
14310 (tree_ssa_forward_propagate_single_use_vars): Call
14311 forward_propagate_comparison to propagate comparisons.
14313 2007-04-27 Richard Guenther <rguenther@suse.de>
14315 PR tree-optimization/31715
14316 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14317 sure to do computation on the offset in an appropriate
14320 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14322 * reload.h (elimination_target_reg_p): Declare.
14323 * reload.c (find_reloads): Don't apply the reg_rtx move
14324 optimization if the SET_DEST satisfies elimination_target_reg_p.
14325 * reload1.c (elimination_target_reg_p): New function.
14326 (gen_reload): In the move/add2 fallback, make sure that op0
14327 does not overlap the destination register.
14329 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14331 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14332 transform only GIMPLE_MODIFY_STMTs.
14333 * tree-complex.c (expand_complex_operations_1): Ditto.
14334 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14335 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14336 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14338 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14339 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14340 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14341 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14342 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14343 slpeel_add_loop_guard): Ditto.
14344 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14345 * lambda-code.c (perfect_nestify): Ditto.
14346 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14347 before the first statement.
14348 * tree-optimize.c (execute_free_datastructures): Fix comments.
14349 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14350 * tree-flow.h (disband_implicit_edges): Declaration removed.
14351 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14353 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14354 COND_EXPRs without gotos.
14355 (disband_implicit_edges, has_label_p): Removed.
14356 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14357 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14359 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14361 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14362 also for COND_EXPRs.
14363 * cfgexpand.c (label_rtx_for_bb): New function.
14364 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14365 Use label_rtx_for_bb to find the labels.
14366 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14367 last block. Detect fallthru edges.
14369 2007-04-26 Ian Lance Taylor <iant@google.com>
14372 * reload.c (find_reloads_subreg_address): If the address was valid
14373 in the original mode but not in the new mode, reload the whole
14376 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14378 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14379 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14380 (cleanup_control_expr_graph): Do not invalidate dominance info.
14381 Record altered blocks.
14382 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14383 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14384 cleanup_tree_cfg_bb): New functions.
14385 (remove_forwarder_block): Do not maintain the worklist of blocks.
14386 Record altered blocks.
14387 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14388 not over whole cfg.
14389 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14390 delete_unreachable_blocks if dominators are not available.
14391 * tree-inline.c (optimize_inline_calls): Free dominance information
14393 * tree-flow.h (remove_edge_and_dominated_blocks,
14394 cfgcleanup_altered_bbs): Altered.
14395 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14397 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14399 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14400 do not invalidate dominators.
14402 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14404 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14405 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14406 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14407 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14409 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14411 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14413 2007-04-26 Richard Guenther <rguenther@suse.de>
14415 PR tree-optimization/31703
14416 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14417 the right type for the target of the bittest.
14419 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14421 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14422 ix86_sol10_return_in_memory.
14424 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14426 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14429 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14432 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14434 PR tree-optimization/30558
14435 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14436 clear this_state.prev_try.
14438 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14439 Mark Mitchell <mark@codesourcery.com>
14441 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14442 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14443 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14445 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14448 * doc/invoke.texi (%:print-asm-header): Document.
14449 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14451 (static_spec_functions): Add print-asm-header.
14452 (main): Print a banner before the --target-help linker options.
14453 (print_asm_header_spec_function): New function.
14455 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14458 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14459 (movsf_ie): Likewise.
14461 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14463 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14465 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14467 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14468 exception for divide-by-zero.
14469 (__umodsi3, __modsi3): Likewise.
14471 2007-04-25 Dirk Mueller <dmueller@suse.de>
14473 * c-typeck.c (build_compound_expr): Annotate warning()
14474 call with OPT_Wunused_value.
14475 * tree-ssa.c (warn_uninit): Annotate warning with
14477 * c-common.c (handle_sentinel_attribute): Annotate warning
14478 call with OPT_Wattributes.
14480 2007-04-25 Thiemo Seufer <ths@mips.com>
14482 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14483 (mips16): Fix typo.
14484 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14485 on to the assembler. Improve handling of -mno-mips16. Add handling
14486 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14487 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14488 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14489 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14491 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14494 * config/i386/winnt.c (i386_pe_file_end): Strip only
14495 USER_LABEL_PREFIX when writing export name.
14497 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14499 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14500 sh/elf.h, vx-common.h and vxworks.h.
14501 * config/sh/sh.h: Include config/vxworks-dummy.h.
14502 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14503 (OVERRIDE_OPTIONS): Use it.
14504 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14505 (vxworks_picreg): New pattern.
14506 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14507 VXWORKS_OS_CPP_BUILTINS.
14508 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14509 to their VXWORKS_* equivalents.
14510 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14511 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14512 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14513 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14514 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14515 -mrtp/-fPIC multilibs.
14516 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14517 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14518 (MULTILIB_OSDIRNAMES): Delete.
14520 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14523 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14525 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14527 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14528 rounding mode to be specified by the caller.
14529 (real_to_mpfr) Likewise.
14530 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14531 include new arguments.
14532 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14534 2007-04-24 Ian Lance Taylor <iant@google.com>
14536 PR tree-optimization/31605
14537 * tree-vrp.c (set_value_range): Check that min and max are not
14538 both overflow infinities.
14539 (set_value_range_to_value): New static function.
14540 (extract_range_from_binary_expr): Call set_value_range_to_value.
14541 (extract_range_from_cond_expr): Likewise.
14542 (extract_range_from_expr): Likewise.
14543 (extract_range_from_unary_expr): Likewise. Don't create a range
14544 which overflows on both sides.
14545 (vrp_meet): Check for a useless range.
14546 (vrp_visit_phi_node): If we see a constant which looks like an
14547 overflow infinity, turn off the TREE_OVERFLOW flag.
14549 2007-04-24 Ian Lance Taylor <iant@google.com>
14551 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14553 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14555 PR diagnostic/25923
14556 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14557 diagnostic message is being built.
14558 * tree-pretty-print.c (dump_generic_node): Only write the
14559 formatted text into BUFFER's stream if we are not building a
14560 diagnostic message.
14561 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14563 * Makefile.in (toplev.o): Depend on tree-pass.h.
14565 2007-04-24 Ian Lance Taylor <iant@google.com>
14567 PR tree-optimization/31602
14568 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14569 conditionals in the copied loop header.
14570 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14571 warnings if TREE_NO_WARNING is set.
14572 * doc/invoke.texi (Warning Options): Clarify that
14573 -Wstrict-overflow does not warn about loops.
14575 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14577 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14578 expand on the comment about _Decimal128 arguments and check the
14579 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14580 that _Decimal128 argument uses even/odd register pair.
14581 (function_arg): Ditto.
14583 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14585 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14586 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14588 2007-04-24 Richard Guenther <rguenther@suse.de>
14589 Olga Golovanevsky <olga@il.ibm.com>
14591 * fold-const.c (multiple_of_p): Check for bottom
14594 2007-04-24 Richard Henderson <rth@redhat.com>
14596 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14597 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14598 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14599 looking for non-zero bits shifted out. Avoid a recursive call
14600 when constructing the scalar.
14601 (__floatundisf): Likewise.
14603 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14605 * dwarf2out.c (field_byte_offset): Move the existing logic
14606 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14607 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14609 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14612 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14613 length argument of 0 for memset.
14614 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14615 unsigned shift instead of the signed variant.
14617 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14619 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14620 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14621 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14622 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14623 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14624 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14625 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14626 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14627 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14628 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14629 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14630 "mul<mode>3", "div<mode>3"): Insn definitions added.
14631 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14632 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14633 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14634 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14635 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14636 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14637 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14638 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14639 TARGET_FLOAT_FORMAT): Macro definitions removed.
14640 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14641 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14642 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14643 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14644 (s390_gen_rtx_const_DI): Function removed.
14645 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14647 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14649 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14650 over an external ffs function.
14652 2007-04-24 Chao-ying Fu <fu@mips.com>
14653 Richard Sandiford <richard@nildram.co.uk>
14655 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14656 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14657 (smadd_widen_optab, umadd_widen_optab): Define.
14658 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14660 * genopinit.c (optabs): Fill in smadd_widen_optab and
14662 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14663 and umadd_widen_optab to implement multiply-add sequences.
14664 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14665 (<u>maddsidi4): ...this. Extend condition to include
14666 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14667 of operand 0 to "ka" and use the three-operand form of madd<u>
14669 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14671 * config/mips/constraints.md (ka): New register constraint.
14673 2007-04-24 Jan Hubicka <j@suse.cz>
14677 2007-04-23 Jan Hubicka <jh@suse.cz>
14678 * function.c (init_function_start): Don't init line number info.
14679 (expand_function_end): Update.
14680 (reset_block_changes, record_block_change, finalize_block_changes,
14681 check_block_change, free_block_changes): Kill.
14682 * function.h (reset_block_changes, record_block_change,
14683 finalize_block_changes, check_block_change, free_block_changes):
14685 (struct function): Remove ib_boundaries_block.
14686 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14687 Use curr_insn_locator to initialize locator.
14688 (emit_line_note): Remove.
14689 * cfgexpand.c (expand_gimple_cond_expr): Update.
14690 (construct_exit_block): Likewise.
14691 (tree_expand_cfg): Initialize/finalize locators.
14692 * expr.c (expand_expr_real): Update.
14693 * cfglayout.c (line_locators_locs, line_locators_lines,
14694 file_locators_locs, file_locators_files): Remove.
14695 (set_block_levels): Move to cfgexpand.c.
14696 (insn_locators_initialize): Remove.
14697 (pass_insn_locators_initialize): Remove.
14698 (locations_locators_locs, locations_locators_vals): New static vars.
14699 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14701 (insn_locators_alloc, insn_locators_finalize,
14702 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14704 (locator_location): New.
14705 (locator_line, locator_file): Rewrite.
14706 * rtl.h (emit_line_note): Kill.
14707 (insn_locators_alloc, insn_locators_finalize,
14708 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14710 * tree-inline.c (initialize_cfun): Do not initialize
14711 ib_boundaries_block.
14712 * passes.c (pass_insn_locators_initialize): Remove.
14714 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14716 * doc/invoke.texi: Removed leading '-' from option index entries.
14718 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14720 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14722 (create_phi_node): Use set_phi_nodes.
14723 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14724 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14725 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14726 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14727 (bsi_start, bsi_last): Use bb_stmt_list.
14728 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14729 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14730 Traverse the statements using tsi iterator.
14731 * basic-block.h (struct basic_block_def): Fields stmt_list
14732 and phi_nodes moved to ...
14733 (struct tree_bb_info): ... new structure.
14734 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14735 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14736 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14737 (tree_verify_flow_info): Verify that il.tree is not set for
14738 entry and exit block.
14739 (tree_split_block): Use set_bb_stmt_list.
14741 2007-04-23 Mike Stump <mrs@apple.com>
14743 * config/i386/i386.c (ix86_tune_features
14744 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14747 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14749 * config/i386/i386.md (prefix_extra): New attribute.
14750 (length): Add prefix_extra.
14752 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14753 (sse2_movntv2di): Likewise.
14754 (sse2_cvtps2dq): Likewise.
14755 (sse2_cvtpd2pi): Likewise.
14756 (sse2_cvttpd2pi): Likewise.
14757 (*sse2_cvtpd2ps): Likewise.
14758 (*add<mode>3): Likewise.
14759 (sse2_ssadd<mode>3): Likewise.
14760 (sse2_usadd<mode>3): Likewise.
14761 (*sub<mode>3): Likewise.
14762 (sse2_sssub<mode>3): Likewise.
14763 (sse2_ussub<mode>3): Likewise.
14764 (*mulv8hi3): Likewise.
14765 (*smulv8hi3_highpart): Likewise.
14766 (*umulv8hi3_highpart): Likewise.
14767 (sse2_umulv2siv2di3): Likewise.
14768 (sse2_pmaddwd): Likewise.
14769 (ashr<mode>3): Likewise.
14770 (lshr<mode>3): Likewise.
14771 (ashl<mode>3): Likewise.
14772 (sse2_ashlti3): Likewise.
14773 (sse2_lshrti3): Likewise.
14774 (*umaxv16qi3): Likewise.
14775 (*smaxv8hi3): Likewise.
14776 (*uminv16qi3): Likewise.
14777 (*sminv8hi3): Likewise.
14778 (sse2_eq<mode>3): Likewise.
14779 (sse2_gt<mode>3): Likewise.
14780 (*and<mode>3): Likewise.
14781 (sse2_nand<mode>3): Likewise.
14782 (*ior<mode>3): Likewise.
14783 (*xor<mode>3): Likewise.
14784 (sse2_packsswb): Likewise.
14785 (sse2_packssdw): Likewise.
14786 (sse2_packuswb): Likewise.
14787 (sse2_punpckhbw): Likewise.
14788 (sse2_punpcklbw): Likewise.
14789 (sse2_punpckhwd): Likewise.
14790 (sse2_punpcklwd): Likewise.
14791 (sse2_punpckhdq): Likewise.
14792 (sse2_punpckldq): Likewise.
14793 (sse2_punpckhqdq): Likewise.
14794 (sse2_punpcklqdq): Likewise.
14795 (*sse2_pinsrw): Likewise.
14796 (*sse2_pextrw): Likewise.
14797 (sse2_pshufd_1): Likewise.
14798 (sse2_uavgv16qi3): Likewise.
14799 (sse2_uavgv8hi3): Likewise.
14800 (sse2_psadbw): Likewise.
14801 (sse2_pmovmskb): Likewise.
14802 (*sse2_maskmovdqu): Likewise.
14803 (*sse2_maskmovdqu_rex64): Likewise.
14804 (sse4a_extrqi): Likewise.
14805 (sse4a_extrq): Likewise.
14806 (sse3_lddqu): Set prefix_rep.
14807 (sse3_addsubv4sf3): Likewise.
14808 (sse3_haddv4sf3): Likewise.
14809 (sse3_hsubv4sf3): Likewise.
14810 (sse_cvtss2si): Likewise.
14811 (sse_cvtss2si_2): Likewise.
14812 (sse_cvtss2siq): Likewise.
14813 (sse_cvtss2siq_2): Likewise.
14814 (sse_cvttss2si): Likewise.
14815 (sse_cvttss2siq): Likewise.
14816 (sse2_cvttps2dq): Likewise.
14817 (sse3_movshdup): Likewise.
14818 (sse3_movsldup): Likewise.
14819 (sse2_cvtsd2si): Likewise.
14820 (sse2_cvtsd2si_2): Likewise.
14821 (sse2_cvtsd2siq): Likewise.
14822 (sse2_cvtsd2siq_2): Likewise.
14823 (sse2_cvttsd2si): Likewise.
14824 (sse2_cvttsd2siq): Likewise.
14825 (*sse2_cvtpd2dq): Likewise.
14826 (*sse2_cvttpd2dq): Likewise.
14827 (sse2_pshuflw_1): Likewise.
14828 (sse2_pshufhw_1): Likewise.
14829 (sse4a_insertqi): Likewise.
14830 (sse4a_insertq): Likewise.
14831 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14832 (ssse3_phadddv4si3): Likewise.
14833 (ssse3_phaddswv8hi3): Likewise.
14834 (ssse3_phsubwv8hi3): Likewise.
14835 (ssse3_phsubdv4si3): Likewise.
14836 (ssse3_phsubswv8hi3): Likewise.
14837 (ssse3_pmaddubswv8hi3): Likewise.
14838 (ssse3_pmulhrswv8hi3): Likewise.
14839 (ssse3_pshufbv16qi3): Likewise.
14840 (ssse3_psign<mode>3): Likewise.
14841 (ssse3_palignrti): Likewise.
14842 (abs<mode>2): Likewise.
14843 (ssse3_phaddwv4hi3): Set prefix_extra.
14844 (ssse3_phadddv2si3): Likewise.
14845 (ssse3_phaddswv4hi3): Likewise.
14846 (ssse3_phsubwv4hi3): Likewise.
14847 (ssse3_phsubdv2si3): Likewise.
14848 (ssse3_phsubswv4hi3): Likewise.
14849 (ssse3_pmaddubswv4hi3): Likewise.
14850 (ssse3_pmulhrswv4hi3): Likewise.
14851 (ssse3_pshufbv8qi3): Likewise.
14852 (ssse3_psign<mode>3): Likewise.
14853 (ssse3_palignrdi): Likewise.
14854 (abs<mode>2): Likewise.
14855 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14856 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14857 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14859 2007-04-23 Nick Clifton <nickc@redhat.com>
14861 * params.def: Fix formatting of emacs local variables.
14863 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14865 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14866 move if inter-unit move isn't allowed.
14867 Don't split moving the first element of V2DI to DI to inter-unit
14868 move if inter-unit move isn't allowed.
14870 2007-04-23 Richard Guenther <rguenther@suse.de>
14872 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14873 and CDI_POST_DOMINATORS separately.
14875 2007-04-23 Nick Clifton <nickc@redhat.com>
14877 * c.opt (Wformat-contains-nul): Add warning attribute.
14879 2007-04-23 Jan Hubicka <jh@suse.cz>
14881 * function.c (init_function_start): Don't init line number info.
14882 (expand_function_end): Update.
14883 (reset_block_changes, record_block_change, finalize_block_changes,
14884 check_block_change, free_block_changes): Kill.
14885 * function.h (reset_block_changes, record_block_change,
14886 finalize_block_changes, check_block_change, free_block_changes):
14888 (struct function): Remove ib_boundaries_block.
14889 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14890 Use curr_insn_locator to initialize locator.
14891 (emit_line_note): Remove.
14892 * cfgexpand.c (expand_gimple_cond_expr): Update.
14893 (construct_exit_block): Likewise.
14894 (tree_expand_cfg): Initialize/finalize locators.
14895 * expr.c (expand_expr_real): Update.
14896 * cfglayout.c (line_locators_locs, line_locators_lines,
14897 file_locators_locs, file_locators_files): Remove.
14898 (set_block_levels): Move to cfgexpand.c.
14899 (insn_locators_initialize): Remove.
14900 (pass_insn_locators_initialize): Remove.
14901 (locations_locators_locs, locations_locators_vals): New static vars.
14902 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14904 (insn_locators_alloc, insn_locators_finalize,
14905 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14907 (locator_location): New.
14908 (locator_line, locator_file): Rewrite.
14909 * rtl.h (emit_line_note): Kill.
14910 (insn_locators_alloc, insn_locators_finalize,
14911 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14913 * tree-inline.c (initialize_cfun): Do not initialize
14914 ib_boundaries_block.
14915 * passes.c (pass_insn_locators_initialize): Remove.
14917 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14919 PR middle-end/31448
14920 * expr.c (reduce_to_bit_field_precision): Handle
14923 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14925 PR tree-optimization/24659
14926 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14927 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14928 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14929 * genopinit.c (optabs): Rename vec_pack_mod_optab
14930 to vec_pack_trunc_optab.
14931 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14932 early for scalar floating point operands for NOP_EXPR.
14933 (vectorizable_type_promotion): Ditto.
14934 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14935 vec_pack_trunc_optab.
14936 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14938 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14939 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14940 Rename from VEC_PACK_MOD_EXPR.
14941 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14942 * expr.c (expand_expr_real_1): Ditto.
14943 * tree-inline.c (estimate_num_insns_1): Ditto.
14944 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14946 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14947 (vec_unpacks_lo_v4sf): Ditto.
14948 (vec_pack_trunc_v2df): Ditto.
14949 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14950 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14951 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14953 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14955 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14957 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14958 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14959 packing of floating point operands.
14960 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14961 represent unpacking of floating point operands.
14962 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14963 [vec_unpacks_hi]: Ditto.
14964 [vec_unpacks_lo]: Ditto.
14966 2007-04-22 Jan Hubicka <jh@suse.cz>
14968 * final.c (rest_of_handle_final): Call
14969 targetm.asm_out.constructor/targetm.asm_out.destructor
14970 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14971 proper priority via decl_*_priority_insert.
14972 * c-common.c (c_expand_body): Likewise.
14974 2007-04-22 Richard Guenther <rguenther@suse.de>
14976 PR tree-optimization/29789
14977 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14978 (rewrite_reciprocal): New helper split out from
14979 determine_invariantness_stmt.
14980 (rewrite_bittest): Likewise.
14981 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14982 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14985 2007-04-22 Revital Eres <eres@il.ibm.com>
14987 * loop-unroll.c (var_to_expand): New field to support also
14988 insns of the form x = something + x.
14989 (analyze_insn_to_expand_var): Use it.
14990 (expand_var_during_unrolling): Likewise.
14992 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14994 * predict.c: Include pointer-set.h.
14995 (bb_predictions): New variable.
14996 (tree_predicted_by_p, tree_predict_edge,
14997 remove_predictions_associated_with_edge): Use bb_predictions map
14998 instead of bb->predictions.
14999 (clear_bb_predictions, assert_is_empty): New functions.
15000 (combine_predictions_for_bb): Use bb_predictions map. Call
15001 clear_bb_predictions.
15002 (tree_estimate_probability): Create and free bb_predictions map.
15003 * Makefile.in (predict.o): Add pointer-set.h dependency.
15004 * basic-block.h (struct basic_block_def): Remove predictions
15006 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15008 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15011 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15014 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15016 * timevar.c (timevar_print): Change reference of --disable-checking to
15017 --enable-checking=release. Also warn if assert checking is disabled.
15019 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15022 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15023 decl as addressable if the compound literal was marked as
15025 Mark the decl as a gimple register if it is a complex or
15026 vector decl and does not live in memory.
15028 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15030 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15031 (GENERIC_NEXT): New function macro.
15032 (PHI_CHAIN): Use phi_node's new chain variable.
15033 (tree_phi_node): Change tree_common to tree_base
15034 and add the chain field.
15035 * tree-phinodes.c (make_phi_node): Don't set
15036 TREE_TYPE on the new node.
15037 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15038 instead of checking GIMPLE_TUPLE_P in chain_next.
15039 * tree-vect-transform.c
15040 (get_initial_def_for_induction): Look at
15041 PHI_RESULT_TREE for the type of the phi node.
15042 (update_vuses_to_preheader): Use PHI_CHAIN
15043 instead of TREE_CHAIN on the phi node.
15044 * tree-ssa-structalias.c (compute_points_to_sets):
15046 (ipa_pta_execute): Likewise.
15048 2007-04-21 Richard Guenther <rguenther@suse.de>
15050 PR middle-end/31136
15051 * fold-const.c (fold_unary): Call fold_convert_const on the
15054 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15056 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15057 (store_killed_in_pat): New.
15059 2007-04-20 Richard Henderson <rth@redhat.com>
15062 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15063 TREE_LIST with a void_type_node value, not void_list_node exactly.
15065 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15067 * doc/standards.texi: Re-arrange into language-specific
15068 subsections. Add a C++ section, documenting which standards we
15071 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15073 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15074 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15076 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15078 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15079 ecrti.o and crtbegin.o.
15080 (LIB_DEFAULT_SPEC): Include -lc.
15081 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15083 2007-04-20 Richard Henderson <rth@redhat.com>
15086 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15087 argument; update all callers.
15088 (get_unaligned_offset): New.
15089 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15090 get_unaligned_address, just pass on the address directly.
15091 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15092 the subreg in the helper patterns.
15093 (unaligned_extendqidi_le): Use get_unaligned_offset.
15094 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15095 (unaligned_extendhidi_be): Likewise.
15096 (unaligned_extendhidi): Tidy.
15097 * config/alpha/alpha-protos.h: Update.
15099 2007-04-20 Richard Henderson <rth@redhat.com>
15101 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15102 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15103 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15104 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15105 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15106 (CPP_SPEC): Don't include %(cpp_subtarget).
15107 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15108 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15109 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15111 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15113 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15114 for __builtin_ia32_cmpordss.
15116 PR tree-optimization/31632
15117 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15118 and arg1 for optimizations of comparison against min/max values.
15119 Fold arg0 to arg1's type for optimizations of comparison against
15120 min+1 and max-1 values.
15122 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15124 * reload.c (combine_reloads): When trying to use a dying register,
15125 check whether it's uninitialized and don't use if so.
15127 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15129 * fold-const.c: Remove prototypes for native_encode_expr and
15130 native_interpret_expr.
15131 (native_encode_expr): Make non-static.
15132 (native_interpret_expr): Likewise.
15133 * tree.h: Add prototypes for the above.
15135 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15137 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15138 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15139 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15140 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15141 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15142 Add length attributes.
15144 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15146 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15149 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15150 __STDC_WANT_DEC_FP__.
15152 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15154 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15155 for long double compatibility.
15156 * configure: Regenerate.
15158 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15160 PR rtl-optimization/29841
15161 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15163 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15164 that may cause control flow transfer from being moved.
15166 2007-04-18 Jan Hubicka <jh@suse.cz>
15168 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15171 2007-04-18 Eric Christopher <echristo@apple.com>
15173 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15174 only. Update operands.
15175 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15176 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15177 link register to pic register.
15179 2007-04-18 Dirk Mueller <dmueller@suse.de>
15181 PR diagnostic/31227
15182 * tree-vrp.c (search_for_addr_array): New.
15183 (check_array_bounds): Suppress warning about
15184 address taken of array refs if its not de-referenced.
15186 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15188 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15189 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15191 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15192 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15193 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15195 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15197 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15199 (vect_analyze_scalar_cycles): Fix indentation.
15200 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15201 (vect_mark_relevant): Include phis in relevance analysis.
15203 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15205 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15207 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15208 output_operand_lossage().
15210 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15212 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15213 the unused code for reduction without adjust-in-epilog to simplify the
15216 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15218 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15219 (S390_TDC_NEGATIVE_ZERO): New constant.
15220 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15221 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15222 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15223 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15224 (S390_TDC_POSITIVE_INFINITY): New constant.
15225 (S390_TDC_NEGATIVE_INFINITY): New constant.
15226 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15227 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15228 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15229 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15230 (S390_TDC_INFINITY): New constant.
15231 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15232 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15233 optimization for UNSPEC_CCZ_TO_INT.
15234 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15235 ("*ccz_to_int"): New insn.
15236 ("isinf<mode>2"): New insn.
15237 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15238 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15239 (UNSPEC_CCZ_TO_INT): New constant.
15241 2007-04-18 Richard Guenther <rguenther@suse.de>
15243 PR tree-optimization/19431
15244 PR tree-optimization/21463
15245 * tree-pass.h (pass_phiprop): Declare.
15246 * passes.c (init_optimization_passes): New phiprop pass.
15247 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15248 (phivn_valid_p): New helper function.
15249 (phiprop_insert_phi): Likewise.
15250 (propagate_with_phi): Likewise.
15251 (tree_ssa_phiprop): New propagator propagating loads
15252 through phi nodes if profitable.
15254 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15256 * tree-vect-analyze.c (process_use): New function.
15257 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15258 Check phis in all bbs.
15259 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15262 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15264 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15267 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15270 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15273 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15275 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15277 (sse_vmmulv4sf3): Likewise.
15278 (sse2_vmaddv2df3): Likewise.
15279 (sse2_vmmulv2df3): Likewise.
15281 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15283 PR rtl-optimization/31360
15284 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15285 (target_reg_cost): New.
15286 (init_set_costs): Initialize target_reg_cost. Add comments
15287 regarding the rationale of the costs.
15288 (global_cost_for_size): Renamed to...
15289 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15290 of register pressure.
15291 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15292 estimate_reg_pressure_cost. Add number of ivs.
15293 (determine_set_costs): Dump target_reg_cost.
15294 * loop-invariant.c (gain_for_invariant): Use
15295 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15296 (best_gain_for_invariant, find_invariants_to_move): Remove
15298 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15299 (target_reg_cost): Declare.
15300 (global_cost_for_size): Declaration removed.
15301 (estimate_reg_pressure_cost): Declare.
15303 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15305 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15306 regnos into even/odd register pairs.
15307 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15308 TDmode similar to the other floating point modes.
15309 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15310 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15312 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15313 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15314 (movdd_hardfloat64): Use TARGET_MFPGPR.
15316 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15318 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15321 2005-01-05 Richard Henderson <rth@redhat.com>
15323 * reload1.c (do_input_reload): Restrict the optimization deleteing
15324 a previous output reload to RELOAD_FOR_INPUT.
15326 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15328 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15329 induc_vec_info_type.
15330 (vectorizable_induction): New function declaration.
15331 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15332 check if already vectorized. Find first place in BB where new stmts
15333 can be inserted. Takes only one argument.
15334 (vectorizable_induction): New function.
15335 (vect_transform_stmt): Add case for induc_vec_info_type to call
15336 vectorizable_induction.
15337 (vect_transform_loop): Consider phis for vectorization.
15338 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15340 (analyze_operations): Call vectorizable_induction when analyzing phis.
15342 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15343 (vect_mark_relevant): Include phis in relevance analysis.
15344 (vect_mark_stmts_to_be_vectorize): Likewise.
15345 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15347 2007-04-16 Lawrence Crowl <crowl@google.com>
15349 * doc/invoke.texi (Debugging Options): Add documentation for the
15350 -femit-struct-debug options -femit-struct-debug-baseonly,
15351 -femit-struct-debug-reduced, and
15352 -femit-struct-debug-detailed[=...].
15354 * c-opts.c (c_common_handle_option): Add
15355 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15356 and OPT_femit_struct_debug_detailed_.
15357 * c.opt: Add specifications for
15358 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15359 and -femit-struct-debug-detailed[=...].
15360 * opts.c (set_struct_debug_option): Parse the
15361 -femit-struct-debug-... options.
15362 * opts.c (matches_main_base, main_input_basename,
15363 main_input_baselength, base_of_path, matches_main_base): Add
15364 variables and functions to compare header base name to compilation
15366 * opts.c (should_emit_struct_debug): Add to determine to emit a
15367 structure based on the option.
15368 (dump_struct_debug) Also disabled function to debug this
15370 * opts.c (handle_options): Save the base name of the
15373 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15374 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15375 This hook indicates if a type is generic. Set it by default
15376 to "never generic".
15377 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15378 to determine if a struct type is generic or not.
15379 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15380 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15381 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15382 with live C++ hook.
15384 * flags.h (enum debug_info_usage): Add an enumeration to describe
15385 a program's use of a structure type.
15386 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15387 to indicate the program's usage of the type. Filter structs based
15388 on the -femit-struct-debug-... specification.
15389 (gen_type_die): Split into two routines, gen_type_die and
15390 gen_type_die_with_usage. gen_type_die is now a wrapper
15391 that assumes direct usage.
15392 (gen_type_die_with_usage): Replace calls to gen_type_die
15393 with gen_type_die_with_usage adding the program usage of
15394 the referenced type.
15395 (dwarf2out_imported_module_or_decl): Suppress struct debug
15396 information using should_emit_struct_debug when appropriate.
15398 2007-04-16 Ian Lance Taylor <iant@google.com>
15400 PR tree-optimization/31522
15401 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15402 (vrp_initialize): Allocate vr_phi_edge_counts.
15403 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15404 executable edge. Drop test for all constants.
15405 (vrp_finalize): Free vrp_phi_edge_counts.
15407 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15408 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15410 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15411 predecessors at head rather than tail.
15413 2007-04-16 Matthias Klose <doko@debian.org>
15415 * config/alpha/linux.h (CPP_SPEC): Define.
15416 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15418 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15420 * function.h: Remove sequence_stack extern declaration.
15422 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15424 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15426 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15429 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15431 * config/avr/avr.c (avr_arch_types): Rearranging array.
15432 (enum avr_arch): Add.
15433 (avr_mcu_types): Use avr_arch enumeration constants instead of
15435 * config/avr/avr.h (LINK_SPEC): Simplify.
15437 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15439 * config/m68k/m68k.c (m68k_libcall_value,
15440 m68k_function_value): Use macros for register names more.
15442 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15444 (M68K_REGNAME): Use A6_REG.
15445 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15447 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15449 PR middle-end/28071
15450 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15451 'pending_read_list_length' and 'pending_write_list_length'. Update
15453 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15454 to handle two length counters instead of one. Update all uses.
15455 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15456 two length counters instead of one.
15457 * sched-rgn.c (propagate_deps): Update to handle two length counters
15460 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15463 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15464 copy of source, pass it to ix86_expand_vector_set and return
15467 2007-04-16 David Ung <davidu@mips.com>
15468 Joseph Myers <joseph@codesourcery.com>
15470 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15471 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15472 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15473 Add 74K processor information.
15474 * config/mips/mips.md: Include 74k.md.
15475 (cpu): Add 74kc,74kf,74kx.
15476 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15477 * config/mips/74k.md: New.
15478 * doc/invoke.texi (MIPS Options): Document 74K support.
15480 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15482 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15483 vectorizable_* functions.
15484 * tree-vect-transform.c (vectorizable_call): Add check for
15485 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15486 (vectorizable_store): likewise.
15487 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15489 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15490 (vectorizable_type_promotion, vectorizable_load): Likewise.
15491 (vectorizable_live_operation, vectorizable_condition): Likewise.
15492 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15494 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15496 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15498 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15499 register numbers more.
15500 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15501 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15502 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15503 FUNCTION_VALUE_REGNO_P): Likewise.
15504 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15505 STATIC_CHAIN_REGNUM): Likewise.
15506 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15507 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15508 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15509 * config/m68k/m68k.md (FP_REG): New.
15511 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15513 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15516 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15518 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15519 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15522 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15524 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15527 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15530 * c-decl.c (finish_decl): Grab the type of the decl after the call
15531 to store_init_value.
15533 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15535 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15537 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15540 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15541 dominators, post dominators and cleanup cfg before returning.
15543 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15545 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15546 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15548 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15550 * config.gcc: Recognize fido.
15551 * config/m68k/m68k-devices.def (fidoa): New.
15552 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15554 (FL_FIDOA, TARGET_FIDOA): New.
15555 * config/m68k/m68k.opt (mfidoa): New.
15557 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15559 PR middle-end/31322
15560 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15561 when a personality function is used.
15563 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15565 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15567 2007-04-13 Mike Stump <mrs@apple.com>
15569 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15571 * config/darwin.opt (fapple-kext): Make C++ only.
15572 * config/darwin.c (darwin_override_options): Remove code to ensure
15573 -fapple-kext is given for C++ only.
15575 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15577 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15578 * config/mips/mips.c (override_options): Call
15579 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15581 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15583 * config/i386/i386.opt (msvr3-shlib): Removed.
15585 * doc/invoke.texi: Remove -msvr3-shlib.
15587 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15589 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15590 with "popcnt" instruction.
15592 2007-04-13 Richard Guenther <rguenther@suse.de>
15594 PR tree-optimization/21258
15595 * tree-vrp.c (compare_case_labels): New helper.
15596 (find_switch_asserts): New function.
15597 (find_assert_locations): Call it for SWITCH_EXPRs.
15599 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15601 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15602 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15603 check is now implied in X87_FLOAT_MODE_P.
15604 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15605 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15606 (fix_trunc<mode>_i386_fisttp): Ditto.
15607 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15608 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15609 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15610 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15611 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15612 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15613 (unnamed_splitters): Ditto.
15614 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15615 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15616 FIRST_SSE_REG for local functions when SSE math is enabled or
15617 for functions with sseregparm attribute.
15618 (standard_80387_constant_p): Return -1 if mode is not
15620 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15621 (ix86_expand_compare): Ditto.
15622 (ix86_expand_carry_flag_compare): Ditto.
15623 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15624 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15625 DECIMAL_FLOAT_MODE_P.
15626 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15627 of SCALAR_FLOAT_MODE_P.
15628 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15629 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15630 checks before FLOAT_MODE_P.
15631 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15632 before FLOAT_MODE_P.
15637 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15639 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15640 Charles Wilson <libtool@cwilson.fastmail.fm>
15642 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15643 (libgcc.mvars): Don't depend on them.
15644 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15645 * exec-tool.in: New.
15647 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15649 * doc/invoke.text (--help): Document --help=common.
15651 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15653 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15655 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15657 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15658 * genemit.c (main): Emit #include "integrate.h".
15659 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15660 (LOADGP_RTP): New mips_loadgp_style.
15661 * config/mips/mips.h: Include config/vxworks-dummy.h.
15662 (TARGET_RTP_PIC): New macro.
15663 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15664 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15665 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15666 for TARGET_RTP_PIC.
15667 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15668 -mvxworks-pic when using -mrtp and a PIC option.
15669 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15671 (mips_symbolic_constant_p, mips_symbolic_address_p)
15672 (mips_symbol_insns): Handle SYMBOL_HALF.
15673 (override_options): Warn about -G and -mrtp being used together.
15674 Initialize mips_lo_relocs[SYMBOL_HALF].
15675 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15676 (mips_emit_loadgp): Handle LOADGP_RTP.
15677 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15678 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15679 (tablejump): Handle function-relative case table entries if
15681 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15683 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15685 * config/mips/mips.md (load_call<mode>): Allow any general register.
15687 (sibcall_value_internal, sibcall_value_multiple_internal)
15688 (call_value_internal, call_value_split, call_value_multiple_internal)
15689 (call_value_multiple_split): Remove constraints from operand 0.
15691 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15693 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15694 rather than loadgp_noshared.
15695 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15696 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15698 * config/mips/mips.md (loadgp): Rename to...
15699 (loadgp_newabi): ...this.
15700 (loadgp_noshared): Rename to...
15701 (loadgp_absolute): ...this.
15703 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15705 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15706 false for locally-binding symbols.
15707 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15709 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15711 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15712 (SYMBOL_GOT_PAGE_OFST): ...this.
15713 (SYMBOL_GOT_GLOBAL): Rename to...
15714 (SYMBOL_GOT_DISP): ...this.
15715 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15716 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15717 * config/mips/mips.c (mips_global_symbol_p): New function.
15718 (mips_symbol_binds_local_p): Likewise.
15719 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15720 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15721 mips_global_symbol_p and mips_symbol_binds_local_p.
15722 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15723 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15724 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15725 SYMBOL_GOTOFF_DISP.
15726 (mips_ok_for_lazy_binding_p): New function.
15727 (mips_load_call_address, mips_expand_call): Use it.
15728 (mips_dangerous_for_la25_p): Likewise.
15729 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15730 (*got_disp<mode>): Use got_disp_operand instead of
15731 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15732 SYMBOL_GOTOFF_GLOBAL.
15733 (*got_page<mode>): Use got_page_ofst_operand instead of
15735 * config/mips/predicates.md (const_call_insn_operand): Use
15736 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15737 (global_got_operand): Rename to...
15738 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15740 (local_got_operand): Rename to...
15741 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15742 of SYMBOL_GOT_LOCAL.
15744 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15746 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15747 TARGET_CALL_CLOBBERED_GP.
15748 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15749 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15750 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15751 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15752 of TARGET_ABICALLS && !TARGET_NEWABI.
15753 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15754 * config/mips/mips.c (mips_load_call_address): Check
15755 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15756 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15757 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15758 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15759 TARGET_ABICALLS && TARGET_NEWABI.
15760 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15762 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15763 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15764 TARGET_ABICALLS && TARGET_NEWABI.
15765 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15766 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15767 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15768 whether indirect calls must use $25.
15769 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15771 * config/mips/mips.md (jal_macro): Check flag_pic and
15772 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15773 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15774 instead of TARGET_ABICALLS.
15775 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15776 TARGET_ABICALLS && TARGET_OLDABI.
15777 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15778 (sibcall): In the comment above the define_insn, mention
15779 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15780 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15781 instead of TARGET_ABICALLS.
15783 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15785 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15786 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15787 (MACFLAGS_MATCH_P): New macro.
15788 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15789 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15790 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15791 the other MACFLAG constants.
15792 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15793 (flag_machi): Tighten constraints. Renumber some of the operands.
15794 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15796 (flag_machi_parts_acconly): New pattern.
15797 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15799 (flag_macinit1hi): Tighten constraints.
15800 (flag_mul_macv2hi_parts_acconly): New pattern.
15802 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15803 Use a more efficient implementation.
15804 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15805 inline sequences when not optimizing for size.
15807 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15808 movhi_high2low): Delete, merge functionality into...
15809 (packv2hi): ... this pattern.
15811 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15812 * config/bfin/bfin.opt (msim): New option.
15813 (mcpu=): New option.
15814 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15815 (bfin_cpu_t): Typedef of enum bfin_cpu.
15816 (bfin_cpu_type): New declaration.
15817 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15818 -msim and -mcpu= options.
15819 (LIB_SPEC): Likewise.
15820 * config/bfin/bfin.c (bfin_cpu_type): Define.
15821 (bfin_handle_option): Handle -mcpu= option.
15822 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15823 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15824 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15826 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15828 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15829 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15830 (powerpc-wrs-vxworksae): Use ${tm_file}.
15831 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15832 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15833 * config/i386/vx-common.h: New file.
15835 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15837 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15840 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15842 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15845 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15849 * c-common.c (c_build_qualified_type): Set canonical type
15852 2007-04-12 Richard Guenther <rguenther@suse.de>
15854 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15855 lower bound and element size if lower bound is not zero
15856 or either of the ARRAY_REF operands is set.
15858 2007-04-12 Richard Guenther <rguenther@suse.de>
15860 PR tree-optimization/24689
15861 PR tree-optimization/31307
15862 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15864 * gimplify.c (canonicalize_addr_expr): To be consistent with
15865 gimplify_compound_lval only set operands two and three of
15866 ARRAY_REFs if they are not gimple_min_invariant. This makes
15867 it never at this place.
15868 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15870 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15872 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15873 null before emitting a .nsubspa directive.
15875 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15877 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15878 need_to_partition_p if there are no memory statements in the
15881 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15883 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15884 (gcd_of_steps_may_divide_p): New function.
15885 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15887 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15889 * reload.c (find_reloads_toplev, find_reloads_address,
15890 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15891 not a pointer equality test, to decide if we need to call
15892 push_reg_equiv_alt_mem.
15894 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15896 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15897 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15899 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15901 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15903 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15904 vector to be positive.
15906 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15910 * doc/invoke.texi: Document --params max-aliased-vops and
15912 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15913 debug_memory_partitions): Move to tree-flow.h
15914 * params.h (AVG_ALIASED_VOPS): Define.
15915 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15917 (mp_info_t): Likewise.
15918 (get_mem_sym_stats_for): New.
15919 (set_memory_partition): Move from tree-flow-inline.h.
15920 (mark_non_addressable): Only clear the set of symbols for the
15921 partition if it exists.
15922 (dump_memory_partitions): Move from tree-ssa-operands.c
15923 (debug_memory_partitions): Likewise.
15924 (need_to_partition_p): New.
15925 (dump_mem_ref_stats): New.
15926 (debug_mem_ref_stats): New.
15927 (dump_mem_sym_stats): New.
15928 (debug_mem_sym_stats): New.
15929 (update_mem_sym_stats_from_stmt): New.
15930 (compare_mp_info_entries): New.
15931 (mp_info_cmp): Call it.
15932 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15934 (get_mpt_for): Move from tree-ssa-operands.c.
15935 (find_partition_for): New.
15936 (create_partition_for): Remove.
15937 (estimate_vop_reduction): New.
15938 (update_reference_counts): New.
15939 (build_mp_info): New.
15940 (compute_memory_partitions): Refactor.
15941 Document new heuristic.
15942 Call build_mp_info, update_reference_counts,
15943 find_partition_for and estimate_vop_reduction.
15944 (compute_may_aliases): Populate virtual operands before
15945 calling debugging dumps.
15946 (delete_mem_sym_stats): New.
15947 (delete_mem_ref_stats): New.
15948 (init_mem_ref_stats): New.
15949 (init_alias_info): Call it.
15950 (maybe_create_global_var): Remove alias_info argument.
15951 Get number of call sites and number of pure/const call sites
15952 from gimple_mem_ref_stats().
15953 (dump_alias_info): Call dump_memory_partitions first.
15954 (dump_points_to_info_for): Show how many times a pointer has
15956 * opts.c (decode_options): For -O2 set --param
15957 max-aliased-vops to 500.
15958 For -O3 set --param max-aliased-vops to 1000 and --param
15959 avg-aliased-vops to 3.
15960 * fortran/options.c (gfc_init_options): Remove assignment to
15962 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15963 * tree-dfa.c (dump_variable): Dump memory reference
15965 Dump NO_ALIAS* settings.
15966 (referenced_var_lookup): Tidy.
15967 (mem_sym_stats): New.
15968 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15969 and ORIG are different SSA names for a memory partition.
15970 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15971 * tree-flow.h (struct mem_sym_stats_d): Define.
15972 (mem_sym_stats_t): Define.
15973 (struct mem_ref_stats_d): Define.
15974 (struct gimple_df): Add field mem_ref_stats.
15975 (enum noalias_state): Define.
15976 (struct var_ann_d): Add bitfield noalias_state.
15977 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15978 debug_mem_ref_stats, debug_memory_partitions,
15979 debug_mem_sym_stats): Declare.
15980 * tree-ssa-structalias.c (update_alias_info): Update call
15981 sites, pure/const call sites and asm sites in structure
15982 returned by gimple_mem_ref_stats.
15983 Remove local variable IS_POTENTIAL_DEREF.
15984 Increase NUM_DEREFS if the memory expression is a potential
15986 Call update_mem_sym_stats_from_stmt.
15987 If the memory references memory, call
15988 update_mem_sym_stats_from_stmt for all the direct memory
15989 symbol references found.
15990 (intra_create_variable_infos): Set noalias_state field for
15991 pointer arguments according to the value of
15992 flag_argument_noalias.
15993 * tree-ssa-structalias.h (struct alias_info): Remove fields
15994 num_calls_found and num_pure_const_calls_found.
15995 (update_mem_sym_stats_from_stmt): Declare.
15996 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15997 Set default value to 100.
15998 (PARAM_AVG_ALIASED_VOPS): Define.
16000 2007-04-11 Richard Guenther <rguenther@suse.de>
16002 PR middle-end/31530
16003 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16004 a * -b + c as c - a * b if we honor sign dependent rounding.
16006 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16008 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16009 bfin_expand_strmov.
16010 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16011 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16013 (initialize_trampoline): Don't use old-style function definition.
16014 (bfin_secondary_reload): Mark IN_P argument as unused.
16016 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16018 PR tree-optimization/31343
16019 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16020 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16021 * testsuite/gcc.dg/vect/pr31343.c: New.
16023 2007-04-10 Eric Christopher <echristo@apple.com>
16025 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16026 * config/i386/i386.md (*cmpfp0): Use.
16027 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16028 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16029 (fix_trunc<mode>_i386_fisttp): Ditto.
16030 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16031 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16032 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16033 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16034 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16035 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16036 (unnamed_splitters): Ditto.
16037 * config/i386/i386.c (output_fix_trunc): Assert that
16038 we're not being passed a TFmode operand.
16040 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16042 PR tree-optimization/31526
16043 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16044 n_basic_blocks to find newly added blocks.
16046 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16048 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16050 (fix_trunc<mode>si_sse): Ditto.
16051 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16052 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16053 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16054 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16055 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16056 expander using SSEMODEF mode macro.
16057 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16058 expander using SSEMODEF mode macro.
16059 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16060 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16061 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16062 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16063 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16064 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16065 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16066 Macroize insn using X87MODEF mode macro.
16068 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16070 * config/i386/sse.md (sse2_pinsrw): Removed.
16071 (sse2_pextrw): Renamed to ...
16072 (*sse2_pextrw): This.
16074 2007-04-09 Jan Hubicka <jh@suse.cz>
16077 * config/i386/sse.md
16078 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16079 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16080 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16081 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16083 2007-04-09 Jan Hubicka <jh@suse.cz>
16085 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16086 multiple fields of union.
16088 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16090 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16091 (create_preheaders): Check that loops are available.
16092 (fix_loop_structure): Clean up, improve comments.
16093 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16094 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16096 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16097 * predict.c (tree_estimate_probability): Do not call
16098 calculate_dominance_info. Call create_preheaders.
16099 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16100 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16102 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16103 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16104 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16105 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16108 2007-04-08 Jan Hubicka <jh@suse.cz>
16110 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16111 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16112 * fold-const.c (fold_unary): Use it.
16114 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16116 * varasm.c (assemble_variable): Remove call to
16117 lang_hooks.decls.prepare_assemble_variable.
16118 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16119 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16120 * langhooks.h (lang_hooks_for_decls): Remove
16121 prepare_assemble_variable.
16123 2007-04-08 Mike Stump <mrs@apple.com>
16125 * config/i386/i386.c: Use inc/dec on Core2.
16127 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16129 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
16130 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16131 lhd_tree_inlining_end_inlining): Remove.
16132 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16133 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16134 end_inlining hooks.
16135 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16136 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16137 lhd_tree_inlining_end_inlining): Remove prototypes.
16138 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16139 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16140 LANG_HOOKS_TREE_INLINING_START_INLINING,
16141 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16143 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16146 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16149 * config/avr/predicates.md (io_address_operand): Delete predicate.
16150 (low_io_address_operand): Don't use 'mode' argument.
16151 (higth_io_address_operand): Rename ...
16152 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16153 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16156 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16158 Revert change removing staticp.
16160 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16163 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16166 2007-04-07 Bruce Korb <bkorb@gnu.org>
16168 * c.opt: Add -Wformat-contains-nul.
16169 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16171 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16172 the NUL byte warning.
16174 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16176 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16178 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16180 * tree.c (staticp): No longer use staticp langhook.
16181 * langhooks.c (lhd_staticp): Removed.
16182 * langhooks.h (struct lang_hooks): Remove staticp.
16183 * c-common.c (c_staticp): Remove.
16184 * c-common.h (c_staticp): Ditto.
16185 * langhooks-defs.h (lhd_staticp): Ditto.
16186 (LHD_HOOKS_STATICP): Ditto
16187 * tree.h (gcc_assert_lowered): New macro.
16189 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16191 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16192 argument "reliable".
16193 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16194 Add argument "reliable". Propagate it through calls.
16195 (infer_loop_bounds_from_undefined): Derive number of iterations
16196 estimates from references in blocks that do not dominate loop latch.
16197 (gcov_type_to_double_int): New function.
16198 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16199 and expected_loop_iterations_unbounded.
16200 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16201 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16202 * tree-data-ref.c (estimated_loop_iterations): Export.
16203 (get_references_in_stmt): Fix -- do not return addresses of local
16205 * cfgloop.h (expected_loop_iterations_unbounded,
16206 estimated_loop_iterations): Declare.
16208 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16210 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16212 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16214 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16215 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16216 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16217 Use output_387_reg_move().
16218 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16219 expander using X87MODEF12 mode macro.
16220 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16221 choosing register preferences. Use output_387_reg_move().
16222 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16223 instead of "x". Use output_387_reg_move().
16224 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16225 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16226 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16227 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16228 Use output_387_reg_move().
16229 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16231 (*truncxf?f_i387 splitter): Ditto.
16233 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16235 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16236 LANG_HOOKS_SAFE_FROM_P.
16237 * expr.c (safe_from_p): Remove langhook call.
16238 * langhooks.h (lang_hooks): Remove safe_from_p.
16239 (lhd_safe_from_p): Remove prototype.
16240 * langhooks.c (lhd_safe_from_p): Remove.
16242 2007-04-06 Jan Hubicka <jh@suse.cz>
16244 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16247 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16249 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16250 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16251 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16252 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16254 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16255 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16257 2007-04-05 Richard Henderson <rth@redhat.com>
16259 * config/alpha/alpha.c (print_operand) [+]: Remove.
16260 (alpha_end_function): Print nop if call at end of function.
16261 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16262 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16263 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16264 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16265 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16266 the call pattern. Update peepholes to match.
16268 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16270 * doc/extend.texi (Other Builtins): Add decimal float variants
16272 * builtins.def: Ditto.
16273 * builtins.c (expand_builtin): Ditto.
16275 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16276 H.J. Lu <hongjiu.lu@intel.com>
16279 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16280 of V8HImode when calling ix86_binary_operator_ok.
16281 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16282 (sdot_prodv8hi): Operands 1 and 2 must be register.
16284 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16286 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16287 initialize align to silence bogus warning.
16289 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16291 PR middle-end/22156
16292 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16294 (struct sra_walk_fns): Remove use_all parameter from use.
16295 (sra_hash_tree): Handle BIT_FIELD_REFs.
16296 (sra_elt_hash): Don't hash bitfld blocks.
16297 (sra_elt_eq): Skip them in parent compares as well. Handle
16299 (sra_walk_expr): Don't maintain or pass down use_all_p.
16300 (scan_use): Remove use_all parameter.
16301 (scalarize_use): Likewise. Re-expand assignment to
16302 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16303 output, and re-scalarize after output. Don't mark anything
16305 (scalarize_ldst): Adjust.
16306 (scalarize_walk_gimple_modify_statement): Likewise.
16307 (build_element_name_1): Handle BIT_FIELD_REFs.
16308 (instantiate_element): Don't warn for any element whose parent
16309 is used as a whole.
16310 (instantiate_missing_elements_1): Return the sra_elt.
16311 (canon_type_for_field): New.
16312 (try_instantiate_multiple_fields): New.
16313 (instantiate_missing_elemnts): Use them.
16314 (mark_no_warning): Removed.
16315 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16316 (REPLDUP, sra_build_elt_assignment): New.
16317 (generate_copy_inout): Use them.
16318 (generate_element_copy): Likewise. Handle bitfld differences.
16319 (generate_element_zero): Don't recurse for blocks. Use
16320 sra_build_elt_assignment.
16321 (generate_one_element_int): Take elt instead of var. Use
16322 sra_build_elt_assignment.
16323 (generate_element_init_1): Adjust.
16324 (scalarize_use, scalarize_copy): Use REPLDUP.
16325 (scalarize_ldst): Move assert before dereference.
16326 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16328 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16330 * regmove.c: Fix unused variable warnings due to previous commit.
16332 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16334 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16335 (regmove_bb_head): Remove.
16336 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16337 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16338 problems with fixup_match_1.
16339 Don't initialize/free regmove_bb_head.
16341 (reg_is_remote_constant_p): If an insn is in the same basic block
16342 but not before INSN, consider it remote, too.
16344 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16347 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16348 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16350 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16352 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16353 (CONDITIONAL_REGISTER_USAGE): Likewise.
16355 2007-04-04 Richard Henderson <rth@redhat.com>
16357 * config/alpha/lib1funcs.asm: Remove unused file.
16359 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16362 * opts.c (print_specific_help): Fix --help=<language>
16364 (common_handle_option): Support --help=common.
16366 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16369 * gcc.c (main): Do not run the linker if
16370 print_subprocess_help indicates that it shouldn't be
16373 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16376 * doc/invoke.texi (--help=): Document <languages> value, fix
16377 formatting in tables of values.
16379 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16381 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16382 dllimport attribute of virtual methods.
16384 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16386 * config/score/crti.asm: Change _bss_start to __bss_start.
16387 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16388 (OUTGOING_REG_PARM_STACK_SPACE) update.
16389 * config/score/score.opt: add options to make backend support
16390 score5, score5u, score7 and score7d.
16391 * config/score/score.md: Likewise.
16392 * config/score/misc.md: Likewise.
16393 * config/score/mac.md: Likewise.
16394 * doc/invoke.texi: Likewise.
16395 * doc/md.texi: update constraints define.
16397 2007-04-03 Richard Henderson <rth@redhat.com>
16399 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16400 an appropriate type, use the mode instead.
16402 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16404 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16405 Set the default --with-arch setting to mips2.
16406 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16407 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16408 (MULTILIB_OSDIRNAMES): Delete.
16409 (MULTILIB_DIRNAMES): Define.
16410 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16411 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16412 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16413 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16414 VXWORKS_OS_CPP_BUILTINS.
16415 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16416 (MIPS_DEBUGGING_INFO): Undefine.
16417 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16419 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16421 PR middle-end/30704
16422 * fold-const.c (native_encode_real): Encode real.c provided longs
16423 as a series of 32-bit native integers.
16424 (native_interpret_real): Interpret buffer as a series of 32-bit
16427 2007-04-03 Richard Guenther <rguenther@suse.de>
16429 * genpreds.c (write_insn_constraint_len): Write function
16430 optimized for CONSTRAINT_LEN implementation.
16431 (write_tm_preds_h): Output insn_constraint_len inline and
16432 use it for CONSTRAINT_LEN.
16433 (write_insn_preds_c): Don't output insn_constraint_len.
16434 * doc/md.texi (define_register_constraint): Document multi-letter
16435 constraints shall have the same length if they start with the same
16438 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16441 * config/i386/i386.md (isinf<mode>2): Expand only when
16442 TARGET_C99_FUNCTIONS is set.
16444 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16446 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16447 (x86_64-*-linux*): Ditto.
16448 * config/i386/i386.opt (mpc): New option.
16449 * config/i386/i386.c (overrride_options): Handle
16450 ix87_precision_string.
16451 * config/i386/crtprec.c: New file.
16452 * config/i386/t-crtpc: Ditto.
16453 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16454 and -mpc80 options.
16455 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16456 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16457 crtprec32.o, crtprec64.o and crtprec80.o.
16459 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16460 and -mpc80 options.
16461 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16463 2007-04-02 Eric Christopher <echristo@apple.com>
16465 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16466 limitations on darwin.
16468 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16471 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16473 2007-04-02 Dave Korn <dave.korn@artimi.com>
16475 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16477 2007-04-02 Dave Korn <dave.korn@artimi.com>
16479 * libgcc2.h (exception_descriptor): Don't forward-declare.
16480 (__get_eh_table_language, __get_eh_table_version): Delete
16481 prototypes of long-dead functions.
16483 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16485 * ebitmap.h: New file
16486 * ebitmap.c: New file
16487 * Makefile.in (ebitmap.o): New target.
16489 2007-04-01 Jan Hubicka <jh@suse.cz>
16491 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16492 before very first instruction.
16494 2007-04-01 Jan Hubicka <jh@suse.cz>
16496 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16497 waring on 64bit hosts.
16498 * bitmap.h: Fix typo in bitmap_head_def.
16500 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16502 PR rtl-optimization/31391
16503 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16504 into a DELETED_LABEL note, and the label is in an empty basic
16505 block, update BB_END as well as BB_HEAD.
16507 2007-04-01 Richard Henderson <rth@redhat.com>
16509 PR tree-optimization/31169
16510 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16511 to varying if the range is outside [0, prec-1].
16513 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16516 * config/mips/mips.md (load_const_gp): New insn.
16517 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16518 the MIPS16 GP pseudo register if no_new_pseudos.
16519 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16521 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16524 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16526 (call_value): Likewise.
16528 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16529 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16532 * doc/invoke.texi: (optimization options): Reword description
16533 of -ffast-math. Document its primary purpose.
16535 2007-03-31 Richard Guenther <rguenther@suse.de>
16537 * omp-low.c (splay-tree.h): Include.
16538 (lookup_decl): Replace splay-tree usage by pointer-map.
16539 (maybe_lookup_decl): Likewise.
16540 (new_omp_context): Likewise.
16541 (delete_omp_context): Likewise.
16542 * gimplify.c (splay-tree.h): Include.
16543 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16545 (remap_ssa_name): Likewise.
16546 (remap_decl): Likewise.
16547 (remap_type_1): Likewise.
16548 (remap_type): Likewise.
16549 (copy_body_r): Likewise.
16550 (expand_call_inline): Likewise.
16551 (clone_body): Likewise.
16552 (copy_tree_r): Likewise.
16553 (remap_save_expr): Likewise.
16554 (unsave_r): Likewise.
16555 (unsave_expr_now): Likewise.
16556 (tree_function_versioning): Likewise.
16557 (build_duplicate_type): Likewise.
16558 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16559 (struct copy_body_data): Replace splay-tree by pointer-map.
16560 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16561 not $(SPLAY_TREE_H).
16562 (gimplify.o): Depend on $(SPLAY_TREE_H).
16563 (omp-low.p): Likewise.
16565 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16567 * config/avr/predicates.md (even_register_operand,
16568 odd_register_operand): New predicates.
16569 * config/avr/avr.md (movw peephole2): New.
16570 (movw_r peephole2): New.
16572 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16574 * tree.h (get_signed_or_unsigned_type): New.
16575 * fold-const.c (operand_equal_for_comparison_p): Use
16576 get_signed_or_unsigned_type instead of
16577 lang_hooks.types.signed_or_unsigned_type.
16578 * expr.c (store_expr): Ditto.
16579 * langhooks.c (get_signed_or_unsigned_type): New.
16580 (lhd_signed_or_unsigned_type): New.
16581 * langhooks.h (lhd_signed_or_unsigned_type): New.
16582 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16584 2007-03-30 Richard Henderson <rth@redhat.com>
16586 * tree-ssa-loop-ivopts.c: Include target.h.
16587 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16588 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16589 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16590 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16592 2007-03-30 Richard Henderson <rth@redhat.com>
16593 Kai Tietz <kai.tietz@onevision.com>
16595 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16596 default for 64-bit.
16597 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16598 (TARGET_64BIT_MS_ABI): New.
16599 (DBX_REGISTER_NUMBER): Handle 64-bit.
16600 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16601 (LONG_TYPE_SIZE): Force to 32.
16602 (REG_PARM_STACK_SPACE): New.
16603 (OUTGOING_REG_PARM_STACK_SPACE): New.
16604 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16605 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16606 (STACK_BOUNDARY): Use 128 for 64-bit.
16607 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16608 Add 64-bit implementation.
16609 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16611 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16612 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16613 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16614 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16615 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16616 TARGET_64BIT_MS_ABI.
16617 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16618 (ix86_pass_by_reference): Likewise.
16619 (ix86_function_value_regno_p): Likewise.
16620 (ix86_build_builtin_va_list): Likewise.
16621 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16622 (function_arg_advance_ms_64): New.
16623 (function_arg_advance): Call it.
16624 (function_arg_ms_64): New.
16625 (function_arg): Call it.
16626 (function_value_ms_64): New.
16627 (ix86_function_value_1): Call it.
16628 (return_in_memory_ms_64): New.
16629 (ix86_return_in_memory): Call it.
16630 (setup_incoming_varargs_ms_64): New.
16631 (ix86_setup_incoming_varargs): Call it.
16632 (ix86_expand_prologue): Handle 64-bit stack probing.
16633 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16634 (output_pic_addr_const): Likewise.
16635 (x86_this_parameter): Likewise.
16636 (x86_output_mi_thunk): Likewise.
16637 (x86_function_profiler): Likewise.
16638 (TARGET_STRICT_ARGUMENT_NAMING): New.
16639 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16640 (TARGET_64BIT_MS_ABI): New.
16641 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16642 * config/i386/i386.md (allocate_stack_worker): Remove.
16643 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16644 describe the clobber of eax without a match_scratch.
16645 (allocate_stack_worker_postreload): Remove.
16646 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16647 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16648 (allocate_stack_worker_rex64_postreload): Remove.
16649 (allocate_stack): Handle 64-bit.
16650 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16651 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16652 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16653 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16654 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16655 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16656 * config.build (x86_64-*-mingw*): New host.
16657 * config.host (x86_64-*-mingw*): New host.
16658 * config.gcc (x86_64-*-mingw*): New target.
16659 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16661 2007-03-30 Richard Henderson <rth@redhat.com>
16662 Kai Tietz <kai.tietz@onevision.com>
16664 * c-pragma.c (struct def_pragma_macro_value): New.
16665 (struct def_pragma_macro): New.
16666 (pushed_macro_table): New.
16667 (dpm_hash, dpm_eq): New.
16668 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16669 (init_pragma): Install them.
16670 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16672 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16674 * config/avr/avr.c (avr_override_options): Clear
16675 'flag_delete_null_pointer_checks'.
16677 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16680 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16681 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16682 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16683 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16684 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16685 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16686 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16688 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16690 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16692 * regmove.c: Move all of pass_stack_adjustments from here...
16693 * combine-stack-adj.c: ...to this new file.
16694 * Makefile.in: Add rules for combine-stack-adj.o.
16696 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16698 PR tree-optimization/31383
16699 * tree-data-ref.c (affine_function_equal_p): Do not require the
16700 vectors to have the same length.
16702 2007-03-30 Jan Hubicka <jh@suse.cz>
16704 PR middle-end/30700
16705 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16706 availablility; add more sanity checking; ask varpool only about
16709 2007-03-29 Richard Henderson <rth@redhat.com>
16711 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16712 to decide, but __SIZEOF_LONG_LONG__.
16714 2007-03-29 Richard Henderson <rth@redhat.com>
16716 * emutls.c (struct __emutls_array): New.
16717 (emutls_destroy): Use it instead of casting element 0 from void*.
16718 (__emutls_get_address): Likewise.
16720 2007-03-29 Richard Henderson <rth@redhat.com>
16722 * varasm.c (initializer_constant_valid_p): Don't deny
16723 DECL_DLLIMPORT_P on functions.
16725 * config/i386/cygming.h: Remove function declarations.
16726 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16727 (ASM_OUTPUT_LABELREF): Remove.
16728 (COMMON_ASM_OP): Remove.
16729 (ASM_OUTPUT_COMMON): Remove.
16730 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16731 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16732 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16733 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16734 Rename from TARGET_ENCODE_SECTION_INFO.
16735 * config/i386/netware.h: Likewise.
16736 * config/i386/i386-protos.h: Update.
16737 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16738 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16739 (legitimate_constant_p): Reject dllimports.
16740 (dllimport_map, get_dllimport_decl): New.
16741 (legitimize_dllimport_symbol): New.
16742 (legitimize_address, ix86_expand_move): Use it.
16743 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16744 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16745 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16746 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16747 * config/i386/predicates.md (constant_call_address_operand): Only
16748 accept symbols; reject dllimport_p symbols.
16749 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16750 i386_pe_maybe_record_exported_symbol.
16751 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16752 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16753 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16754 trust the setting of DECL_DLLIMPORT_P.
16755 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16756 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16757 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16758 tidy the argument scanning loop.
16759 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16760 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16761 (i386_pe_strip_name_encoding): Remove.
16762 (i386_pe_binds_local_p): New.
16763 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16764 (i386_pe_output_labelref): Remove.
16765 (i386_pe_asm_output_aligned_decl_common): New.
16766 (i386_pe_maybe_record_exported_symbol): Rename from
16767 i386_pe_record_exported_symbol; check for dllexported symbols.
16769 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16771 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16772 add comment explaining why vsnprintf cannot be used.
16774 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16776 PR tree-optimization/30666
16777 * tree.c (build_complex_type): When creating type names for DWARF2
16778 debug info, create TYPE_DECLs for TYPE_NAME instead of
16780 (build_common_tree_nodes_2): Use build_complex_type when building
16781 predefined complex types, to preserve canonical types.
16783 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16785 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16786 (noce_get_alt_condition): Look at it to determine whether to
16787 reverse the condition or not.
16788 (noce_get_condition): Substitute the truth for lies.
16789 (noce_find_if_block): Set the then_else_reversed field.
16791 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16793 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16794 destination of this insn.
16795 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16796 than calling gen_rtx_SET directly. Use r0 to hold the value of
16797 'address + 4' rather than a stack based temporary which can be
16798 mis-optimized away.
16800 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16802 * config/s390/s390.c (s390_secondary_input_reload_class,
16803 s390_secondary_output_reload_class): Functions removed.
16804 (s390_secondary_reload): New function.
16805 (TARGET_SECONDARY_RELOAD): Target macro defined.
16806 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16807 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16808 * config/s390/s390.md ("reload_outti", "reload_outdi",
16809 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16810 "reload_out<mode>"): Expanders removed.
16811 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16812 "reload<mode>_nonoffmem_out"): Expanders added.
16814 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16816 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16817 action if SRC->DEST replacement failed anyway.
16819 2007-03-28 Mike Stump <mrs@apple.com>
16821 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16822 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16823 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16825 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16827 * config.gcc: Accept barcelona as a variant of amdfam10.
16828 * config/i386/i386.c (override_options): Likewise.
16829 * doc/invoke.texi: Likewise.
16831 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16833 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16834 offsets for BIT_FIELD_REF and COMPONENT_REF.
16836 2007-03-28 Richard Guenther <rguenther@suse.de>
16838 * tree.c (is_global_var): Move ...
16839 * tree-flow-inline.h (is_global_var): ... here.
16840 * tree.h (is_global_var): Remove declaration.
16842 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16844 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16846 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16847 * config/i386/i386.c (ix86_tune_features): Initialize new
16849 * config/i386/predicates.md (promotable_binary_operator): Use
16850 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16852 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16855 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16857 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16859 * config/fr30/fr30.md (movsi_internal): Change destination
16860 constraint from m to V and add m to the end.
16862 2007-03-28 Christian Bruel <christian.bruel@st.com>
16864 * config/sh/sh.md (movsi_i): Fix type attribute.
16866 2007-03-28 Christian Bruel <christian.bruel@st.com>
16868 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16869 (movsf_ie): Likewise.
16871 2007-03-28 Christian Bruel <christian.bruel@st.com>
16873 * config.gcc: Add sh4-300 to multilib.
16874 * config/sh/t-mlib-sh4-300: New file.
16876 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16878 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16879 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16880 fix_trunc<mode>di2.
16881 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16882 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16883 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16884 "fixuns_trunctddi2"): Whitespace fix.
16886 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16888 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16889 the definition of struct sh_args.
16890 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16891 CALL_COOKIE_INT_REG_GET): Likewise.
16893 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16895 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16896 transformations are applied successfully.
16898 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16900 * tree.c (tree_contains_struct): Permit 512 tree codes.
16901 * tree.h (tree_contains_struct): Ditto.
16902 (MAX_TREE_CODES): Ditto.
16903 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16904 SPARE member to store remaining padding bits.
16906 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16908 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16911 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16913 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16914 * configure: Regenerate.
16916 * configure: Regenerate using the correct version of autoconf.
16918 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16920 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16922 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16923 regs to "__SP_L__" and "__SP_H__".
16925 2007-03-27 Richard Guenther <rguenther@suse.de>
16927 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16928 computations with it with a HOST_WIDE_INT variable.
16930 2007-03-26 Mike Stump <mrs@apple.com>
16932 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16933 objective-c-header, objective-c++-header and objc++-cpp-output
16935 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16937 2007-03-26 Richard Henderson <rth@redhat.com>
16940 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16941 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16942 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16943 IX86_BUILTIN_PSRLQ128): New.
16944 (ix86_init_mmx_sse_builtins): Add them.
16945 (ix86_expand_builtin): Expand them.
16946 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16947 operand 2 be TImode.
16948 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16949 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16950 _mm_srli_epi64): Mark __B const.
16951 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16952 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16953 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16954 new two-vector shift builtins.
16956 2007-03-26 Ian Lance Taylor <iant@google.com>
16958 PR tree-optimization/31345
16959 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16960 [+INF, +INF(OVF)] into VARYING.
16962 2007-03-26 Zack Weinberg <zackw@panix.com>
16964 * gengtype-parse.c: New file.
16965 * gengtype-yacc.y: Delete.
16966 * gengtype-lex.l: Don't include gengtype-yacc.h.
16967 Define YY_DECL and yyterminate appropriately for recursive
16968 descent parser. yylval is now a string out-parameter to yylex.
16969 (HWS, EOID): New shorthand.
16970 (IWORD): Add a couple more types.
16971 (yylex): Add a setup stanza. Remove the complex rules for
16972 detecting GTY'ed types and typedefs; replace with simple
16973 keyword detectors. Adjust everything for the changed
16974 definition of yylval. Ignore all pp-directives, not just #define.
16976 (parse_file): Rename yybegin; do not call yyparse.
16978 * gengtype.c (xasprintf): Export again.
16979 (this_file): New. Use everywhere __FILE__ was being used.
16980 (get_lang_bitmap): Special case types defined in gengtype.c.
16981 (do_typedef, new_structure): Suppress definition of certain types.
16982 (new_structure): Improve diagnostics of duplicate definitions.
16983 Make sure location_s is associated with input.h.
16984 (nreverse_pairs, define_location_structures): New functions.
16985 (main): Improve tagging of kludge types. Remove old kludges
16986 for input.h types; use define_location_structures.
16987 * gengtype.h: Update prototypes. Define token codes here.
16988 * Makefile.in: Remove all references to gengtype-yacc.
16989 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16991 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16992 add GTY((skip)) to the field that's only conditionally there.
16993 * doc/install.texi: Document that Bison is no longer required
16994 unless building treelang.
16996 * gengtype.c: Don't include gtyp-gen.h.
16997 (srcdir): Declare here.
16998 (base_files, lang_dir_names): Allocate dynamically.
16999 (gt_files, num_gt_files, num_lang_dirs): New globals.
17000 (measure_input_list, read_input_line, read_input_list)
17001 (set_lang_bitmap): New functions.
17002 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17003 simplify, relying on read_input_list to set up the bitmaps.
17004 (main): Arguments are no longer unused. Check for correct number
17005 of command line arguments, set srcdir and srcdir_len, then call
17006 read_input_list, before doing anything else. No need to worry
17007 about duplicates in main loop.
17008 * configure.ac: Simplify the calculation of all_gtfiles.
17009 Put language tags in there. Don't set or substitute
17010 all_gtfiles_files_langs or all_gtfiles_files_frags.
17011 * Makefile.in: Revamp the way gengtype is invoked, now that it
17012 takes a file on its command line with a much simpler format.
17013 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17014 (GTFILES): Remove duplicates and C source files.
17015 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17016 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17017 * configure: Regenerate.
17019 * gengtype.h: Remove all type definitions to gengtype.c; leave
17020 only definitions of options_p, type_p, and pair_p as opaque
17021 pointers. Update prototypes.
17022 * gengtype.c: Many type definitions moved here from gengtype.h.
17023 Consolidate type definitions at the top of the file.
17024 (xvasprintf): Delete.
17025 (xasprintf): Make static.
17026 (create_nested_pointer_option): Add 'next' parameter.
17027 (create_field_all, create_field_at): New functions.
17028 (create_field): Now a thin wrapper around create_field_all.
17029 (create_optional_field): Rename create_optional_field_ and add
17030 line argument. Original name is now a macro which supplies
17032 (oprintf): Use vsnprintf directly.
17033 (close_output_files): Use fatal rather than perror/exit.
17034 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17035 (main): Set progname. Don't use exit.
17036 * gengtype-yacc.y (struct_fields): Use create_field_at.
17037 (option, optionseqopt): Delete.
17038 (optionseq): Consolidate productions from option here so we
17039 can use the first argument to create_option.
17041 * gengtype-lex.l: Distinguish unions from structures in the
17042 token type. Don't call find_structure; return the tag as a string.
17043 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17044 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17045 string. Reorganize typedef_struct production accordingly.
17046 Use create_nested_ptr_option.
17047 * gengtype.c (create_nested_ptr_option): New function.
17048 * gengtype.h: Declare it.
17050 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17051 (string_type): Don't declare.
17052 (do_scalar_typedef): Declare.
17053 (create_scalar_type): Update prototype.
17054 * gengtype.c (string_type): Make static.
17055 (scalar_nonchar, scalar_char): New.
17056 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17057 (resolve_typedef): Use scalar_nonchar for error recovery.
17058 (create_scalar_type): Remove name_len field. Return scalar_char
17059 or scalar_nonchar as appropriate.
17060 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17061 to use string_type.
17062 (throughout): Use scalar_nonchar instead of calling
17063 create_scalar_type, whenever possible.
17064 (main): Initialize scalar_char and scalar_nonchar before calling
17066 * gengtype-lex.l: Adjust for removal of second argument to
17067 create_scalar_type. Use yylval.s instead of yylval.t when
17069 * gengtype-yacc.y: Type of SCALAR is string. Call
17070 create_scalar_type from type:SCALAR rule. Adjust for removal of
17071 second argument to create_scalar_type.
17073 * vec.h: Remove all #if IN_GENGTYPE blocks.
17074 Add comment saying that changes may require adjustments to gengtype.
17075 * gengtype.c: Don't include coretypes.h or tm.h.
17076 Add comment to inclusion of errors.h.
17077 (note_def_vec, note_def_vec_alloc): New functions.
17078 * gengtype.h: Declare new functions.
17079 * gengtype-lex.l: Don't include coretypes.h.
17080 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17082 (update_lineno): Remove unnecessary prototype.
17083 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17084 (VEC rule): Just return VEC_TOKEN.
17085 * gengtype-yacc.y (VEC_TOKEN): New token type.
17086 (type): Add a production for VEC(a,b).
17087 * Makefile.in: Update dependencies.
17089 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17090 typedefs that use the old PARAMS macro.
17092 * gengtype-lex.l: Remove all rules and states relating to yacc
17094 * gengtype-yacc.y: Similarly.
17095 * gengtype.c (note_yacc_type): Delete function.
17096 * gengtype.h: Update prototypes.
17098 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17100 * tree-pretty-print.c (dump_generic_node): Report precision of
17101 unnamed integer types.
17103 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17105 * ifcvt.c (noce_try_store_flag_constants): Don't check
17106 no_new_pseudos here.
17107 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17108 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17109 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17110 noce_try_sign_mask): Likewise.
17111 (if_convert): Check no_new_pseudos here.
17113 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17115 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17116 (noce_get_condition): Handle new then_else_reversed argument.
17117 (noce_init_if_info): Remove, fold into noce_find_if_block.
17118 (noce_process_if_block): Take a struct noce_if_info as the
17119 argument. Don't set up one based on ce_if_info. Update pointer
17120 references accordingly.
17121 (cond_move_process_if_block): Likewise.
17122 (process_if_block): Removed.
17123 (find_if_block): Removed. Move functionality two new functions,
17124 noce_find_if_block and cond_exec_find_if_block.
17125 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17126 blocks and the symmetric IF-ELSE-JOIN case.
17127 (cond_exec_find_if_block): Also new function mostly based on old
17128 find_if_block and process_if_block.
17129 (find_if_header): Replace find_if_block call with separately
17130 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17131 (find_cond_trap): Update noce_get_condition call.
17132 (dead_or_predicable): Likewise.
17134 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17136 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17138 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17139 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17140 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17141 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17142 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17143 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17144 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17145 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17146 __builtin_ia32_psrad128 builtins.
17148 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17150 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17151 * config/i386/constraints.md
17152 (define_constraint "I"): Use IN_RANGE macro.
17153 (define_constraint "J"): Ditto.
17154 (define_constraint "K"): Ditto.
17155 (define_constraint "M"): Ditto.
17156 (define_constraint "N"): Ditto.
17157 (define_constraint "O"): Ditto.
17158 * config/i386/predicates.md
17159 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17160 (define_predicate "const_0_to_3_operand"): Ditto.
17161 (define_predicate "const_0_to_7_operand"): Ditto.
17162 (define_predicate "const_0_to_15_operand"): Ditto.
17163 (define_predicate "const_0_to_63_operand"): Ditto.
17164 (define_predicate "const_0_to_255_operand"): Ditto.
17165 (define_predicate "const_1_to_31_operand"): Ditto.
17166 (define_predicate "const_2_to_3_operand"): Ditto.
17167 (define_predicate "const_4_to_7_operand"): Ditto.
17169 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17171 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17172 in SImode for save_world.
17173 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17176 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17178 PR tree-optimization/30784
17179 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17182 2007-03-25 Revital Eres <eres@il.ibm.com>
17184 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17185 Fold movement_possibility function into it.
17187 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17189 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17190 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17191 (call_indirect_nonlocal_darwin64): Same.
17192 (call_nonlocal_darwin64): Same.
17193 (call_value_indirect_nonlocal_darwin64): Same.
17194 (call_value_nonlocal_darwin64): Same.
17195 (sibcall_nonlocal_darwin64): Same.
17196 (sibcall_value_nonlocal_darwin64): Same.
17197 (sibcall_symbolic_64): Same.
17198 (sibcall_value_symbolic_64): Same.
17199 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17201 (rs6000_emit_load_toc_table): Same.
17202 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17203 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17205 (divss_call): Same.
17206 (divus_call): Same.
17207 (quoss_call): Same.
17208 (quous_call): Same.
17209 (load_toc_v4_pic_si): Same
17210 (load_toc_v4_PIC_1): Same.
17211 (load_toc_v4_PIC_1b): Same.
17212 (call_indirect_aix{32,64}): Same.
17213 (call_value_indirect_aix{32,64}): Same.
17215 (call_value): Same.
17216 (call_local{32,64}): Same.
17217 (call_value_local{32,64}): Same.
17218 (call_indirect_nonlocal_aix{32,64}): Same.
17219 (call_nonlocal_aix{32,64}): Same.
17220 (call_value_indirect_nonlocal_aix{32,64}): Same.
17221 (call_value_nonlocal_aix{32,64}): Same.
17222 (call_indirect_nonlocal_sysv<mode>): Same.
17223 (call_nonlocal_sysv<mode>): Same.
17224 (call_value_indirect_nonlocal_sysv<mode>): Same.
17225 (call_value_nonlocal_sysv<mode>): Same.
17227 (sibcall_local{32,64}): Same.
17228 (sibcall_value_local{32,64}): Same.
17229 (sibcall_nonlocal_aix{32,64}): Same.
17230 (sibcall_value_nonlocal_aix{32,64}): Same.
17231 (sibcall_nonlocal_sysv<mode>): Same.
17232 (sibcall_value): Same.
17233 (sibcall_value_nonlocal_sysv<mode>): Same.
17235 2007-03-24 Paul Brook <paul@codesourcery.com>
17237 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17238 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17240 2007-03-24 Richard Henderson <rth@redhat.com>
17242 * config/ia64/constraints.md: New file.
17243 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17244 satisfies_constraint_?.
17245 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17246 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17247 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17248 ia64_output_mi_thunk): Likewise.
17249 (ia64_const_ok_for_letter_p): Remove.
17250 (ia64_const_double_ok_for_letter_p): Remove.
17251 (ia64_extra_constraint): Remove.
17252 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17253 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17254 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17255 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17256 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17257 EXTRA_MEMORY_CONSTRAINT): Remove.
17258 * config/ia64/ia64.md: Include constriants.md. Replace
17259 CONST_OK_FOR_? with satisfies_constraint_?.
17261 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17262 H.J. Lu <hongjiu.lu@intel.com>
17264 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17266 (name macros): Use DPD_BID_NAME to convert names properly.
17268 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17269 decimal floating point format.
17270 (init_floating_libfuncs): Change decimal functions so that they
17271 have a "bid_" prefix if the decimal system uses the BID format,
17272 and "dpd_" prefix if the decimal system uses the DPD format.
17273 (init_interclass_conv_libfuncs): Ditto.
17274 (init_intraclass_conv_libfuncs): Ditto.
17276 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17277 using the BID format.
17279 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17280 whether we are using the BID decimal format.
17281 * configure: Regenerate.
17283 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17284 the compiler has decimal floating point enabled. Define
17285 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17288 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17289 using the BID format.
17291 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17292 whether we are using the BID decimal format.
17293 * configure: Regenerate.
17295 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17296 the compiler has decimal floating point enabled. Define
17297 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17300 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17301 options, and that it is enabled for i386/x86_64 systems.
17303 * Makefile.in (enable_decimal_float): New.
17305 (DECNUMINC): Add -I$(DECNUMFMT).
17306 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17307 to $(DECNUMFMT) from $(DECNUM).
17309 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17310 Substitute enable_decimal_float.
17311 * configure: Regenerated.
17314 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17317 * configure.ac: Enable decimal float for x86_64-*-linux*.
17318 * configure: Regenerated.
17321 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17322 decimal128ClearSign to flip and clear the sign bit in decimal128.
17323 (decimal_real_maxval): Set decimal128SetSign to set the sign
17326 2007-03-23 Ian Lance Taylor <iant@google.com>
17328 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17330 2007-03-23 Ian Lance Taylor <iant@google.com>
17332 * tree-dump.c (dump_files): Correct comment.
17334 2007-03-23 Ian Lance Taylor <iant@google.com>
17336 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17338 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17340 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17341 in cfglayout mode. Don't go into and out of cfglayout mode.
17342 Link the blocks in the order of the constructed traces.
17343 (rest_of_handle_tracer): Adjust call to tracer.
17344 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17345 Don't go into cfglayout mode.
17346 (rtl_loop_done): Don't go out of cfglayout mode.
17347 * cfglayout.c (relink_block_chain): New function, split out from...
17348 (fixup_reorder_chain): ...here. Remove redundant checking.
17349 (cfg_layout_finalize): Don't clear the header, footer, and aux
17350 fields here, move the code to do so to relink_block_chain. Likewise
17351 for free_original_copy_tables.
17352 * rtl.h (tracer): Update prototype.
17353 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17354 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17355 mode. Use relink_block_chain to serialize the CFG according to the
17356 new basic block order. Move targetm.cannot_modify_jumps_p check from
17358 (gate_handle_reorder_blocks): ...to here.
17359 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17361 (gate_duplicate_computed_gotos): ...to here.
17362 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17363 something always changes when going into and out of cfglayout mode.
17364 Perform an expensive cfg cleanup while going into cfglayout mode.
17365 Always update liveness information on HAVE_conditional_execution
17366 targets. Reserialize the basic blocks and go out of cfglayout mode.
17367 * reg-stack.c: Include cfglayout.h.
17368 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17369 the call to reorder_basic_blocks.
17370 * basic-block.h (reorder_basic_blocks): Update prototype.
17371 (relink_block_chain): New prototype.
17372 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17374 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17376 * config/mips/mips.md (type, hazard, *movdi_32bit,
17377 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17378 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17379 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17380 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17381 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17383 (movcc): Change first xfer to multi.
17384 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17385 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17386 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17387 config/mips/generic.md: Change reservations using "xfer" to use
17389 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17390 using match_operand.
17391 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17392 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17394 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17396 2007-03-22 Richard Henderson <rth@redhat.com>
17398 * config/i386/i386.c: Remove unnecessary function declarations.
17399 Move targetm definition, and all related macros, to the end of
17400 the file. Resort some functions to put definitions before uses.
17401 (ix86_attribute_table): Make static. Move to end of file.
17402 (ix86_gimplify_va_arg): Make static.
17404 2007-03-22 Richard Henderson <rth@redhat.com>
17406 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17407 don't increase local_regparm with force_align_arg_pointer check.
17408 (ix86_function_sseregparm): Assert 32-bit.
17409 (type_has_variadic_args_p): New.
17410 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17411 type_has_variadic_args_p.
17412 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17413 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17414 use memset instead. Do maybe_vaarg check first; skip attribute
17415 tests if true; skip attribute tests for 64-bit.
17416 (construct_container): Remove TARGET_DEBUG_ARG.
17417 (function_arg_advance_32, function_arg_advance_64): Split out ...
17418 (function_arg_advance): ... from here.
17419 (function_arg_32, function_arg_64): Split out ...
17420 (function_arg): ... from here.
17421 (ix86_pass_by_reference): Tidy.
17422 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17423 (function_value_32): New, from parts of ix86_function_value
17424 and ix86_value_regno.
17425 (function_value_64): New, from parts of ix86_function_value
17426 and ix86_libcall_value.
17427 (ix86_function_value_1): New.
17428 (ix86_function_value, ix86_libcall_value): Use it.
17429 (return_in_memory_32, return_in_memory_64): Split out ...
17430 (ix86_return_in_memory): ... from here.
17431 (ix86_struct_value_rtx): Skip for 64-bit.
17432 (ix86_libcall_value, ix86_value_regno): Remove.
17433 (setup_incoming_varargs_64): Split out ...
17434 (ix86_setup_incoming_varargs): ... from here.
17435 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17436 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17437 * config/i386/i386-protos.h (ix86_function_value): Remove.
17438 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17440 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17443 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17444 infinities not supported, otherwise emit warning if -Woverflow. On
17445 underflow, emit warning if -Woverflow.
17446 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17448 * real.h (real_from_string): Update declaration
17450 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17451 Richard Henderson <rth@redhat.com>
17453 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17454 * calls.c (compute_argument_block_size, expand_call,
17455 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17456 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17457 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17458 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17459 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17460 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17461 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17462 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17465 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17467 * c-incpath.c (add_sysroot_to_chain): New.
17468 (merge_include_chains): Add sysroot argument. Call
17469 add_sysroot_to_chain if sysrooted.
17470 (register_include_chains): Update call to merge_include_chains.
17471 * doc/cppopts.texi: Document use of '=' in include directory
17474 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17476 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17477 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17478 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17479 insn pattern using X87MODEF12 mode macro.
17481 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17483 * regmove.c (regmove_optimize): Use reg_mentioned_p
17484 instead of reg_overlap_mentioned_p for DST.
17486 2007-03-21 Mike Stump <mrs@apple.com>
17488 * c.opt: Fixup for Objective-C/C++.
17490 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17492 * explow.c (convert_memory_address): Fold memory reference when
17493 POINTERS_EXTEND_UNSIGNED < 0
17495 2007-03-21 Richard Henderson <rth@redhat.com>
17498 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17499 * config/i386/mmintrin.h (__m64): Likewise.
17500 * config/i386/xmmintrin.h (__m128): Likewise.
17502 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17504 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17505 (VXWORKS_OS_CPP_BUILTINS): Define.
17506 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17507 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17509 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17511 * rtl.h (constant_pool_reference_p): Delete.
17512 (find_constant_src): Declare.
17513 * rtlanal.c (find_constant_src): New function.
17514 * simplify-rtx.c (constant_pool_reference_p): Delete.
17515 * config/i386/i386.md: Use find_constant_src instead of
17516 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17518 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17520 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17521 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17523 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17525 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17526 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17527 (arm_elf_asm_constructor): Use it.
17528 (arm_elf_asm_destructor): New function.
17530 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17532 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17534 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17536 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17538 2007-03-19 Andrew Haley <aph@redhat.com>
17540 PR tree-optimization/31264
17541 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17542 VIEW_CONVERT_EXPRs.
17544 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17546 PR rtl-optimization/30907
17547 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17548 (fwprop_init): Always call loop_optimizer_initialize.
17549 (fwprop_done): Always call loop_optimizer_finalize.
17550 (fwprop): We always have loop info now.
17551 (gate_fwprop_addr): Remove.
17552 (pass_fwprop_addr): Use gate_fwprop as gate.
17554 PR rtl-optimization/30841
17555 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17556 df_chain_alloc): Call df_reorganize_refs unconditionally.
17557 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17558 refs_organized to refs_organized_size.
17559 (df_ref_create_structure): Use refs_organized_size instead of
17560 bitmap_size if refs had been organized, and keep refs_organized_size
17562 * df.h (struct df_ref_info): Change refs_organized to
17563 refs_organized_size.
17564 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17567 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17569 * except.c (output_function_exception_table): Do not reference the
17570 EH personality routine for functions that do not require an
17573 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17576 * c-typeck.c (convert_for_assignment): Call comptypes for
17577 RECORD_TYPE or UNION_TYPE.
17579 PR inline-asm/30505
17580 * reload1.c (reload): Do invalid ASM checking after
17581 cleanup_subreg_operands.
17583 2007-03-19 Jeff Law <law@redhat.com>
17585 * tree-cfg.c (find_taken_edge): Tighten conditions for
17586 optimizing computed gotos.
17588 2007-03-19 Michael Matz <matz@suse.de>
17590 * builtins.c (expand_builtin_sync_operation,
17591 expand_builtin_compare_and_swap,
17592 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17595 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17596 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17599 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17601 * doc/tm.texi: Add brackets around the return type of
17602 TARGET_SECONDARY_RELOAD.
17604 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17605 Richard Guenther <rguenther@suse.de>
17607 PR tree-optimization/31254
17608 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17609 Use handled_component_p () where appropriate. Continue
17610 propagating into the rhs if we propagated into an INDIRECT_REF
17613 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17615 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17616 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17617 (xde, xdee): Mode attributes adjusted to support DFP modes.
17618 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17619 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17620 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17621 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17622 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17623 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17624 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17626 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17627 "movsf"): Insn definitions removed.
17628 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17629 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17630 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17632 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17633 "reload_in<mode>", "reload_out<mode>"): Expander added.
17634 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17637 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17639 * config/s390/s390.md: Only non-functional changes. Renamed
17640 FPR mode macro to BFP all over the file.
17642 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17644 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17645 (op_type attribute): RRF instruction type added.
17646 (fT0): New mode attribute.
17647 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17648 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17649 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17650 instruction no secondary memory is needed when moving DFmode values
17651 between GPRs and FPRs.
17653 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17655 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17656 inverted and documentation adjusted.
17657 ("mhard-dfp", "msoft-dfp"): New options.
17658 * config/s390/s390.c (s390_handle_arch_option): New architecture
17660 (override_options): Sanity checks for the new options added.
17661 * config.gcc: New architecture switch: z9-ec.
17662 * config/s390/s390.h (processor_flags): PF_DFP added.
17663 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17664 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17665 when the bit is NOT set so remove it from the defaults.
17667 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17669 * genemit.c (main): Print include statement for dfp.h.
17670 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17673 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17675 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17677 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17680 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17681 instead of PATTERN.
17683 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17685 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17686 attr_length_call, output_call, output_indirect_call): Cleanup
17687 formatting of targetm calls.
17689 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17691 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17693 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17695 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17696 reservation, bypass and anti-bypass descriptions for these
17697 instructions. Update move patterns.
17698 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17701 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17703 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17704 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17705 (get_initial_def_for_reduction): Likewise.
17707 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17709 Fix PR tree-optimization/29922
17710 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17711 (get_representative): Removed.
17712 (value_dies_in_block_x): Update for rvuse removal.
17713 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17714 (compute_antic_aux): Handle when PHI nodes appear in
17715 non-single-successors.
17716 (dump_bitmap_of_names): Removed.
17717 (compute_antic_safe): Renamed and removed rvuse calculation.
17718 Calculate only antic safe.
17719 (insert_into_preds_of_block): Remove assert.
17720 (execute_pre): Update for renamed functions.
17721 (defer_or_phi_translate_block): New function.
17723 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17725 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17726 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17728 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17729 Follow spelling conventions.
17731 * tree-data-ref.h: Remove the prototype for analyze_array.
17733 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17735 PR tree-optimization/31041
17736 * tree-vect-transform.c (get_initial_def_for_induction): Call
17737 force_gimple_operand.
17739 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17741 * ipa-type-escape.c (look_for_casts) : Revert code to use
17742 handled_component_p due to ada test a-numaux.adb.
17744 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17746 * final.c (final_scan_insn): Alter the condition of a
17747 conditional trap if we have nonstandard CC.
17749 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17751 * configure.ac: Remove excess quoting from asm line 0 test.
17752 * configure: Rebuilt.
17754 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17756 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17757 * c-common.c (convert_and_check): Move warning logic to...
17758 (warnings_for_convert_and_check): ...here. Define.
17759 * c-common.h (warnings_for_convert_and_check): Declare.
17761 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17763 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17764 (output_call): Likewise.
17766 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17768 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17770 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17772 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17774 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17776 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17777 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17779 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17781 PR tree-optimization/31183
17782 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17783 Use double_int instead of unsigned int for representing access_strides.
17784 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17786 2007-03-16 Richard Guenther <rguenther@suse.de>
17788 PR tree-optimization/31146
17789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17790 to allow recursion of forward_propagate_addr_expr.
17791 (forward_propagate_addr_into_variable_array_index): Likewise.
17792 (forward_propagate_addr_expr): Likewise.
17793 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17794 (forward_propagate_addr_expr_1): Recurse on simple copies
17795 instead of propagating into them. Do so for useless conversions
17797 (forward_propagate_addr_expr): Clean up unused statements after
17800 2007-03-16 Richard Guenther <rguenther@suse.de>
17802 * builtins.c (expand_builtin_cexpi): Use the right argument
17803 for the expansion via cexp.
17805 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17807 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17808 * configure: Rebuilt.
17810 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17813 * dwarf2out.c (force_type_die): Adjust comment.
17814 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17816 2007-03-15 DJ Delorie <dj@redhat.com>
17818 * config/frv/predicates.md (minmax_operator): Don't check operands
17821 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17823 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17824 Update constant estimates of number of iterations.
17825 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17826 argument renamed to "realistic".
17827 (compute_estimated_nb_iterations): Removed.
17828 (record_niter_bound): New function.
17829 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17830 call record_nonwrapping_iv with upper = false.
17831 (infer_loop_bounds_from_signedness): Pass upper argument to
17832 record_nonwrapping_iv.
17833 (estimate_numbers_of_iterations_loop): Do not call
17834 compute_estimated_nb_iterations. Record estimate based on profile
17835 information. Initialize the constant estimates of number of
17837 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17839 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17840 number of iterations is too small.
17841 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17842 (EST_NOT_AVAILABLE): Removed.
17843 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17844 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17847 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17849 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17850 Handle NE_EXPR guards.
17852 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17855 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17856 Set also -pedantic-errors by default for the preprocessor unless
17857 -fpermissive is given.
17859 2007-03-15 Richard Guenther <rguenther@suse.de>
17861 PR middle-end/29719
17862 PR middle-end/31161
17863 * builtins.c (expand_builtin_cexpi): As a fallback if we
17864 don't have builtins for sincos or cexp create a function
17865 declaration for cexp and expand to a call to that.
17866 (expand_builtin_int_roundingfn): Always fall
17867 back to floor/ceil and its variants even if they may be
17870 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17872 PR middle-end/31159
17873 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17874 jump tables, move the call to delete_dead_jumptables from here...
17875 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17876 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17877 don't allow merging of blocks that try_redirect_by_replacing_jump
17878 also does not handle when not optimizing.
17880 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17881 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17883 * config/i386/i386.md (x86_sahf_1): Correctly handle
17886 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17889 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17890 x86_64_general_operand as operand[2] predicate. Remove "iF"
17891 from operand constraints and use "e" constraint instead.
17892 (*subti3_1, *subti3_1 splitter): Ditto.
17893 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17894 operand[1] predicate.
17896 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17898 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17899 arrays, multiply the access strides by the size of the sub-array.
17900 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17902 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17904 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17905 the configured assembler supports the sahf mnemonic.
17906 * configure: Regenerate.
17907 * config.in: Regenerate.
17909 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17910 emit "sahf" or ".byte\t0x9e" as asm template.
17912 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17915 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17916 option to replace hard coded TARGET_xxx in md file.
17917 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17918 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17919 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17920 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17921 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17922 (X86_TUNE_NOT_VECTORMODE): Ditto.
17923 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17924 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17925 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17926 (TUNE_SLOW_IMUL_IMM8): Ditto.
17927 (TUNE_MOVE_M1_VIA_OR): Ditto.
17928 (TUNE_NOT_UNPAIRABLE): Ditto.
17929 (TUNE_NOT_VECTORMODE): Ditto.
17931 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17934 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17935 tuning options instead of hard coded TARGET_xxx.
17936 (fix ssemode peephole2's): Ditto.
17937 (imul peephole2's): Ditto.
17939 (movdi_or_rex64): Ditto.
17940 (move peephole2): Ditto.
17941 (not peephole2's): Ditto.
17943 2007-03-14 Dirk Mueller <dmueller@suse.de>
17945 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17946 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17947 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17949 * c-parser.c (c_parser_do_statement): Warn about empty body in
17950 do/while statement.
17951 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17952 * doc/invoke.texi (-Wempty-body): Update documentation.
17954 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17957 * c-common.h (warn_for_div_by_zero): Declare.
17958 * c-common.c (warn_for_div_by_zero): Define.
17959 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17962 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17964 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17965 to PREFIX and STANDARD_PREFIX.
17967 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17968 Phil Edwards <phil@codesourcery.com>
17970 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17971 (__gthread_once_t): Remove busy field for RTPs.
17972 (__GTHREAD_ONCE_INIT): Update accordingly.
17974 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17976 * doc/invoke.texi: Document VxWorks options.
17978 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17980 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17982 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17984 PR tree-optimization/30590
17985 * tree-nrv.c (tree_nrv): Check for the partial update of the
17988 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17990 * flags.h (flag_random_seed): Remove declaration, in favor of...
17991 * toplev.h (get_random_seed, set_random_seed): ... these.
17992 * tree.c (get_file_function_name): Use the former.
17993 * opts.c (common_handle_option): Use the latter.
17996 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17998 PR middle-end/31127
17999 * cse.c (cse_find_path): Do not bail out if a basic block that
18000 we already visited now becomes part of a path that starts at a
18001 different basic block. Just disallow this, to make sure we
18002 visit each basic block at most once.
18004 2007-03-13 Jan Hubicka <jh@suse.cz>
18006 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18007 attributes, when profile esitmate is present, calls with very low
18008 frequency are cold.
18010 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18012 PR tree-optimization/30730
18013 PR tree-optimization/26900
18014 * tree-ssa-loop-niter.c: Include gmp.h.
18015 (bounds): New type.
18016 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18017 split_to_var_and_offset, determine_value_range,
18018 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18019 bound_difference, bounds_add, bounds_negate,
18020 number_of_iterations_ne_max, dump_affine_iv): New functions.
18021 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18022 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18023 difference of initial and final value of control iv to validate
18025 (number_of_iterations_cond): Add loop parameter. Determine bounds
18026 on the difference of the extremes of the control iv. Add dumps.
18027 (expand_simple_operations): Handle phi nodes.
18028 (simplify_using_initial_conditions): Do not record used conditions.
18029 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18030 Do not set additional_info.
18031 (implies_nonnegative_p, implies_ge_p): Removed.
18032 (derive_constant_upper_bound): Do not use parameter `additional'.
18033 (record_estimate): Parameter `additional' removed. Parameter
18034 `i_bound' added. Do not call derive_constant_upper_bound.
18035 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18036 bound the number of iterations estimate.
18037 (estimate_numbers_of_iterations_loop): Pass the estimate from
18038 the number of iterations analysis to record_estimate.
18039 * tree.h (multiple_of_p): Declare.
18040 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18041 (scev_const_prop): Do not check expression_expensive_p.
18042 * fold-const.c (multiple_of_p): Exported.
18043 * double-int.c (double_int_mask): Exported.
18044 * double-int.h (double_int_mask): Declare.
18045 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18046 field. Added max field.
18048 2007-03-13 David Taylor <taylor@candd.org>
18051 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18054 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18057 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18058 two unamed patterns.
18060 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18062 * config/i386/i386.opt (mcx16, msahf): New options.
18063 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18064 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18066 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18067 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18068 Output -mcx16 and -msahf options when corresponding bit is set.
18070 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18071 and -msahf options.
18073 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18075 * configure.ac: Test for assembler tolerance to # 0 "".
18076 * configure, config.in: Rebuilt.
18077 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18079 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18081 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18083 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18084 (handle_syscall): Handle direct system calls.
18085 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18087 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18089 * doc/invoke.texi: Fix cpp.info cross-reference.
18090 * doc/passes.texi: Fix gcc.info cross-reference.
18092 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18094 PR tree-optimization/30835
18095 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18096 bb_for_stmt is not NULL before accessing it.
18098 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18100 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18103 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18106 * doc/install.texi: Document --enable-stage1-languages
18108 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18110 * tree-pass.h (pass_into_cfg_layout_mode,
18111 pass_outof_cfg_layout_mode): Declare.
18112 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18113 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18114 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18115 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18117 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18119 * c-decl.c (warn_variable_length_array): New function.
18120 Refactored from grokdeclarator to handle warn_vla
18121 and handle unnamed array case.
18122 (grokdeclarator): Refactored VLA warning case.
18123 * c.opt (Wvla): New flag.
18124 * doc/invoke.texi (Wvla): New warning.
18126 2007-03-12 Richard Henderson <rth@redhat.com>
18128 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18129 (TARGET_SECTION_TYPE_FLAGS): New.
18131 2007-03-12 Richard Henderson <rth@redhat.com>
18133 * config/darwin.c (machopic_reloc_rw_mask): New.
18134 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18135 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18137 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18139 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18140 * cppdefault.h (cpp_PREFIX): Document.
18141 (cpp_PREFIX_len): Likewise.
18142 (cpp_EXEC_PREFIX): New variable.
18143 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18144 * c-incpath.c (add_standard_paths): Correct logic for relocating
18145 paths within prefix.
18147 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18149 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18150 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18152 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18153 fix_truncdfdi_sse using SSEMODEF mode macro.
18154 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18155 fix_truncdfsi_sse using SSEMODEF mode macro.
18156 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18157 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18159 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18161 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18162 elfos.h to tm_file.
18164 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18166 * tree.h : Add multiple_of_p declaration.
18167 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18168 * ipa-type-escape.c (results_of_malloc): Redundant.
18169 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18170 (cast_type): Extended with new members.
18171 (check_cast): Returns cast_type.
18172 (cast): New structure for data of walk_use_def_chains.
18173 (is_malloc_result, is_cast_from_non_pointer_1,
18174 is_cast_from_non_pointer,
18175 is_array_access_through_pointer_and_index): New functions.
18176 (look_for_casts): Returns cast types.
18177 (check_call): Returns void.
18178 (okay_pointer_operation): Use support of pointer plus index,
18179 pointer plus constant and allow all multiplications.
18181 2007-03-11 Richard Guenther <rguenther@suse.de>
18183 PR tree-optimization/31115
18184 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18185 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18186 A shift count of zero is not special as with *_DIV_EXPR.
18187 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18190 2007-03-11 Ian Lance Taylor <iant@google.com>
18192 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18193 the *_DIV_EXPR codes correctly with overflow infinities.
18195 2007-03-11 Ira Rosen <irar@il.ibm.com>
18197 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18198 indicate success/failure of the analysis. Add negation to subtrahend
18199 in case of subtraction. Fail if both operands contain constants.
18200 (create_data_ref): Fail if analyze_offset fails.
18202 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18204 * config/i386/i386.md (frndintxf2): Rename to ...
18205 (rintxf2): ... this. Remove expander having same name.
18206 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18207 (roundsf2, rounddf2): Ditto.
18208 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18209 (lround<mode>di2, lround<mode>si2): Ditto.
18211 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18213 * lower-subreg.c: Include except.h.
18214 (decompose_multiword_subregs): Verify that the only control flow
18215 insns we can split are loads to multi-words pseudos.
18216 Handle breaking such blocks after splitting, instead of calling
18217 find_many_sub_basic_blocks.
18219 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18220 on the new basic block. Add a lengthy comment explaining why we
18221 thought this was necessary.
18222 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18224 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18227 * tree.c (walk_type_fields): Recurse into the element type of
18228 ARRAY_TYPEs if there is a pointer set.
18230 2007-03-10 Dirk Mueller <dmueller@suse.de>
18232 * c-common.c (warn_logical_operator): Fix condition.
18234 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18236 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18238 * config/darwin.c (machopic_select_section): Remove superfluous
18239 argument in call to categorize_decl_for_section. Remove unused
18242 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18244 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18246 * configure: Regenerate.
18248 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18251 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18252 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18253 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18254 Add LABEL_NUSES to emitted label.
18255 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18256 branch probability value to emitted jump insn.
18257 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18258 Do not check life information and do not re-arrange input operands
18259 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18261 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18263 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18264 the change of decode_asm_operands.
18266 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18268 * mode-switching.c (create_pre_exit): Skip blockage insn.
18270 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18272 * tree-pass.h (TODO_update_smt_usage): Remove.
18274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18278 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18280 * pa.c (attr_length_call): Revise condition for long
18281 pc-relative branch.
18282 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18283 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18284 sequence on SOM target.
18286 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18288 * gcc.c: Document %{, in big comment at top.
18289 (input_suffix_matches): Remove special handling for .s and
18291 (input_spec_matches): New.
18292 (handle_braces): Handle %{,.
18293 (validate_switches): ',' indicates a value which is not a switch.
18294 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18295 to detect assembler input.
18296 * config/i386/sol2.h (CPP_SPEC): Likewise.
18297 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18298 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18299 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18300 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18301 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18302 -m64 causes deployment target to default to 10.5.
18303 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18305 2007-03-09 Richard Henderson <rth@redhat.com>
18308 * target.h (targetm.asm.out.reloc_rw_mask): New.
18309 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18310 (TARGET_ASM_OUT): Use it.
18311 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18312 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18313 use the new reloc_rw_mask target hook instead.
18314 (default_section_type_flags_1): Merge into...
18315 (default_section_type_flags): ... here.
18316 (decl_readonly_section_1): Merge into...
18317 (decl_readonly_section): ... here.
18318 (default_elf_select_section_1): Merge into...
18319 (default_elf_select_section): ... here.
18320 (default_unique_section_1): Merge into...
18321 (default_unique_section): ... here.
18322 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18323 (default_select_rtx_section): Use it.
18324 (default_elf_select_rtx_section): Likewise.
18325 * output.h: Update to match.
18326 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18327 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18328 (TARGET_ASM_RELOC_RW_MASK): New.
18329 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18330 to categorize_decl_for_section.
18331 (x86_64_elf_unique_section): Likewise.
18332 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18333 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18334 (TARGET_ASM_RELOC_RW_MASK): New.
18335 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18336 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18337 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18338 (TARGET_RWRELOC): Remove.
18339 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18340 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18341 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18342 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18343 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18344 (rs6000_xcoff_select_section): Use decl_readonly_section.
18345 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18346 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18347 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18348 (TARGET_SECTION_TYPE_FLAGS): Remove.
18349 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18351 2007-03-09 Roger Sayle <roger@eyesopen.com>
18353 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18354 complex constant equality/inequality comparisons for here.
18355 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18356 known at compile-time or can be simplified to a scalar comparison.
18357 (fold_relational_const): Move compile-time evaluation of complex
18358 constant equality/inequality comparisons to here.
18360 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18362 PR rtl-optimization/30643
18363 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18365 (fold_rtx): Recurse, like before 2006-11-03.
18367 2007-03-09 DJ Delorie <dj@redhat.com>
18369 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18372 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18374 PR tree-optimization/30375
18375 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18376 LHS of statements is not the same.
18377 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18379 2007-03-09 Chao-ying Fu <fu@mips.com>
18381 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18383 * doc/invoke.texi (-mdspr2): Document new option.
18384 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18385 New unspec for DSP REV 2.
18386 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18387 these instructions are extended in DSP REV 2.
18388 (mips-dspr2.md): Include.
18389 * config/mips/mips.opt (mdspr2): New option.
18390 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18391 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18392 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18393 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18394 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18395 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18396 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18398 (bdesc_map): Add one field of unsupported_target_flags.
18399 (bdesc_arrays): Update entries to have extra fields. Add
18401 (mips_init_builtins): Initialize new function types.
18402 Check unsupported_target_fileds to filter out builtins.
18403 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18405 (ASM_SPEC): Pass mdspr2 to the assembler.
18406 * config/mips/mips-dspr2.md: New file.
18408 2007-03-09 Sa Liu <saliu@de.ibm.com>
18410 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18412 2007-03-09 Ian Lance Taylor <iant@google.com>
18414 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18415 argument) like -Wstrict-overflow=2.
18416 * doc/invoke.texi (Warning Options): Update documentation.
18418 2007-03-09 Dirk Mueller <dmueller@suse.de>
18421 * doc/invoke.texi (-Wlogical-op): Document.
18422 * common.opt (-Wlogical-op): New.
18423 * c-common.h (warn_logical_operator): Declare.
18424 * c-common.c (warn_logical_operator): Define.
18425 * c-typeck.c (parser_build_binary_op): Call
18426 warn_logical_operator.
18428 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18430 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18431 * final.c (final_scan_insn): Test for non-"" file name.
18433 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18435 * doc/loop.texi: Document the Omega linear constraints solver.
18436 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18437 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18438 omega-hash-table-size, omega-max-keys, and
18439 omega-eliminate-redundant-constraints.
18440 * tree-pass.h (pass_check_data_deps): Declared.
18443 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18444 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18445 pass_check_data_deps): New.
18446 * tree-data-ref.c (init_data_ref): Remove declaration.
18447 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18448 (analyze_array): Renamed init_array_ref, move up initializations.
18449 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18450 Removed arguments that are set to NULL.
18451 (analyze_indirect_ref): Correct indentation, correct call to
18453 (object_analysis): Call init_array_ref instead of analyze_array.
18454 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18455 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18456 of DR_ACCESS_FNS_ADDR.
18457 (init_omega_eq_with_af, omega_extract_distance_vectors,
18458 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18459 ddr_consistent_p): New.
18460 (compute_affine_dependence): Check consistency of ddrs when
18461 flag_check_data_deps is passed.
18462 (analyze_all_data_dependences): Uncomment.
18463 (tree_check_data_deps): New.
18464 * tree-data-ref.h: Include omega.h.
18465 (DR_ACCESS_FNS_ADDR): Removed.
18466 (data_dependence_relation): Add inner_loop.
18467 (DDR_INNER_LOOP): New.
18468 * common.opt (fcheck-data-deps): New.
18469 * tree-flow.h (tree_check_data_deps): Declare.
18470 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18471 (OBJS-common): Depend on omega.o.
18473 * passes.c (pass_check_data_deps): Scheduled.
18474 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18475 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18476 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18477 PARAM_VECT_MAX_VERSION_CHECKS,
18478 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18480 2007-03-09 Richard Guenther <rguenther@suse.de>
18482 PR tree-optimization/30904
18483 PR middle-end/31058
18484 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18485 the same way as *_DIV_EXPR.
18487 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18489 * recog.c (decode_asm_operands): No mixed declarations and code.
18491 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18493 * rtl.def (ASM_INPUT): Add location.
18494 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18495 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18496 (decode_asm_operands): Add loc operand.
18497 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18498 * stmt.c (expand_asm): Rename to...
18499 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18500 gen_rtx_ASM_INPUT_loc.
18501 (expand_asm_expr): Adjust.
18502 * recog.c (decode_asm_operands): Add loc operand.
18503 (check_asm_operands, extract_insn): Adjust.
18504 * reload1.c (maybe_fix_stack_asms): Likewise.
18505 * final.c (asm_insn_count): Likewise.
18506 (final_scan_insn): Output # line before and after asm.
18508 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18510 * tree-ssa-structalias.c (variable_info): Remove
18512 (new_var_info): Ditto.
18513 (shared_bitmap_info_t): New structure.
18514 (shared_bitmap_table): New variable.
18515 (shared_bitmap_hash): New function.
18516 (shared_bitmap_eq): Ditto
18517 (shared_bitmap_lookup): Ditto.
18518 (shared_bitmap_add): Ditto.
18519 (merge_smts_into): Change to take bitmap directly.
18520 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18521 (init_alias_vars): Init shared bitmap hashtable.
18522 (delete_points_to_sets): Delete shared bitmap hashtable.
18523 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18524 is_aliased removal as a change that was still necessary was
18527 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18529 * config/i386/i386.h (override_options): Conditionally disable
18530 x86_sahf for 64bit targets only.
18532 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18535 * c-decl.c (merge_decls): Don't call make_var_volatile.
18536 * varasm.c (make_var_volatile): Remove.
18537 * output.h (make_var_volatile): Remove.
18539 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18541 PR tree-optimization/31085
18542 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18544 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18546 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18547 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18548 ATTR_CONST_NOTHROW_LIST.
18550 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18553 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18555 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18557 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18560 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18562 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18563 passed, use shared libgcc.
18565 2007-03-08 Roger Sayle <roger@eyesopen.com>
18567 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18568 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18569 (honor_protect_cleanup_actions, lower_try_finally_switch):
18571 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18572 ifc_temp_var): Likewise.
18573 * tree-inline.c (setup_one_parameter): Likewise.
18574 * tree-mudflap.c (mf_decl_cache_locals,
18575 mf_build_check_statement_for): Likewise.
18576 * tree-nested.c (init_tmp_var, save_tmp_var,
18577 finalize_nesting_tree_1): Likewise.
18578 * tree-outof-ssa.c (insert_copy_on_edge,
18579 insert_backedge_copies): Likewise.
18580 * tree-profile.c (tree_gen_edge_profiler,
18581 tree_gen_ic_profiler): Likewise.
18582 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18583 * tree-sra.c (sra_build_assignment): Likewise.
18584 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18585 * tree-ssa-math-opts.c (insert_reciprocals,
18586 execute_cse_sincos_1): Likewise.
18587 * tree-tailcall.c (adjust_accumulator_values,
18588 adjust_return_value): Likewise.
18589 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18590 * tree-vect-transform.c (vect_create_data_ref_ptr,
18591 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18592 vect_create_epilog_for_reduction, vectorizable_reduction,
18593 vectorizable_call, vectorizable_conversion,
18594 vectorizable_assignment, vectorizable_operation,
18595 vectorizable_type_demotion, vect_gen_widened_results_half,
18596 vect_permute_store_chain, vectorizable_store,
18597 vect_setup_realignment, vect_permute_load_chain,
18598 vectorizable_load, vectorizable_condition,
18599 vect_create_cond_for_align_checks): Likewise.
18600 * tree-vrp.c (build_assert_expr_for): Likewise.
18602 2007-03-08 Ian Lance Taylor <iant@google.com>
18604 * tree-vrp.c: Include "intl.h".
18605 (usable_range_p): New static function.
18606 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18607 overflowed values, juts set *strict_overflow_p.
18608 (compare_values): Only return -2 if one of the operands is not a
18610 (compare_ranges): Call usable_range_p.
18611 (compare_range_with_value): Likewise.
18612 (vrp_evaluate_conditional_warnv): Rename from
18613 vrp_evaluate_conditional. Make static. Change all callers.
18614 (vrp_evaluate_conditional): New function.
18615 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18616 on signed overflow.
18617 (simplify_abs_using_ranges): Likewise.
18618 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18619 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18620 within_stmt parameter.
18621 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18622 vrp_evaluate_conditional.
18623 * tree-ssa-threadedge.c
18624 (record_temporary_equivalences_from_stmts_at_dest): Change
18625 simplify parameter to take a second tree parameter.
18626 (simplify_control_stmt_condition): Likewise.
18627 (thread_across_edge): Likewise.
18628 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18629 (thread_across_edge): Likewise.
18630 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18632 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18634 * config/i386/i386.h (TARGET_SAHF): New define.
18635 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18636 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18637 (x86_sahf): New global variable.
18638 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18639 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18640 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18641 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18643 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18644 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18645 when expanding fcomi/sahf based tests.
18646 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18647 expanding sahf based alternative. Emit sahf based sequence when
18648 optimizing for code size.
18649 * config/i386/i386.md (x86_sahf_1): Do not disable for
18650 TARGET_64BIT, enable for TARGET_SAHF.
18652 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18654 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18655 spurious whitespace from error message.
18657 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18660 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18662 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18664 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18666 * tree-sra.c (instantiate_element): Propagate disabled warnings
18667 from the element itself to the created variable.
18669 2007-03-07 Richard Henderson <rth@redhat.com>
18672 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18673 silently fix up the stack in the case of a missing register.
18675 2007-03-07 Paul Brook <paul@codesourcery.com>
18677 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18679 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18681 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18683 (phase1_vrs): Use them.
18684 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18685 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18686 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18687 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18688 __gnu_Unwind_Restore_WMMXC if required.
18689 (_Unwind_VRS_Pop): Implement iWMMXt support.
18690 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18691 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18692 gnu_Unwind_Save_WMMXC): Define.
18694 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18696 * config/vxworks.h (vxworks_override_options): Declare.
18697 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18698 * config/vxworks.c: Include target.h and toplev.h.
18699 (vxworks_override_options): New function.
18700 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18702 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18704 * config/s390/s390.c (override_options): Don't emit an error when
18705 -mstack-size is used without providing -mstack-guard.
18706 (s390_emit_prologue): Choose stack_guard value automatically if not
18707 provided via command line.
18708 * doc/invoke.texi: Adjust description of -mstack-guard and
18711 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18713 * config/i386/i386.c (output_set_got): Add a GOT initialization
18714 sequence for VxWorks PIC.
18715 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18716 around labels as well as symbols. Use gotoff_operand instead
18717 of local_symbolic_operand.
18718 (legitimize_pic_address): Use gotoff_operand instead of
18719 local_symbolic_operand. Use @GOT accesses for labels as
18721 (ix86_output_addr_diff_elt): Use PC-relative rather than
18722 GP-relative offsets for VxWorks PIC.
18723 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18724 no_new_pseudos. Check whether the returned register is op0.
18725 * config/i386/i386.md (tablejump): Use PC-relative rather than
18726 GP-relative offsets for VxWorks PIC.
18727 * config/i386/predicates.md (gotoff_operand): New predicate.
18729 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18731 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18733 * config/vxworks-dummy.h: New file.
18734 * config/i386/i386.h: Include it.
18736 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18738 * dwarf2out.c (is_inlined_entry_point): New
18739 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18740 DW_AT_ranges if the first subblock is the entry point.
18742 2007-03-06 David Daney <ddaney@avtrex.com>
18744 * doc/install.texi (mips-*-*): Change recommended binutils
18747 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18749 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18750 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18752 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18753 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18755 2007-03-06 Jan Hubicka <jh@suse.cz>
18757 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18758 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18760 (probably_cold_bb_p): Cold functions are cold.
18761 (probably_never_executed_bb_p): Cold functions are cold.
18762 (tree_bb_level_predictions): Predict calls to cold functions as not
18764 (compute_function_frequency): Check hot/cold attributes.
18765 * function.h (function_frequency): Update comments.
18766 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18767 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18768 (c_common_att): Add cold and hot.
18770 * doc/extend.texi (hot,cold attributes): Document.
18772 2007-03-06 Andrew Haley <aph@redhat.com>
18774 * function.c (expand_function_end): Move blockage to just after we
18775 emit the label for the naked return from the function.
18777 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18779 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18782 2007-03-06 Jan Hubicka <jh@suse.cz>
18784 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18785 loaded for constant large models. Non-large 64bit PIC can do.
18786 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18787 * cmodel.h: Add LARGE PIC.
18788 * i386.md (UNSPEC_PLTOFF): New.
18789 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18791 (*call_1_rex64): Disable for large models.
18792 (*call_1_rex64_large): New.
18793 (*call_value_1_rex64): Disable for large models.
18794 (*call_value_1_rex64_large): New.
18795 (set_rip_rex4): New.
18796 (set_got_offset_rex64): New.
18797 * predicates.md (constant_call_address_operand): For large model
18798 constant calls are not possible.
18799 * i386-protos.h (construct_plt_address): Declare.
18800 * i386.c (override_options): Accept large models.
18801 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18802 (legitimate_constant_p): Add new UNSPECs.
18803 (legitimate_pic_operand_p): Likewise.
18804 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18805 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18807 (output_pic_addr_const): Add PLTOFF.
18808 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18809 (ix86_expand_move): Legitimize pic address when in PIC mode.
18810 (construct_plt_address): New function.
18811 (ix86_expand_call): Offload the address to register and use GOT
18812 pointer for large model.
18813 * invoke.texi (mcmodel=large): Update documentation.
18815 2007-03-06 Richard Henderson <rth@redhat.com>
18817 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18818 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18819 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18820 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18821 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18822 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18823 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18824 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18825 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18826 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18827 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18828 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18829 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18830 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18831 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18832 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18833 x86_schedule, x86_use_bt, x86_pad_returns,
18834 x86_use_xchgb): Merge into ...
18835 (ix86_tune_features): ... here. New array.
18836 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18837 x86_bswap): Merge into ...
18838 (ix86_arch_features): ... here. New array.
18839 (x86_3dnow_a): Remove.
18840 (x86_accumulate_outgoing_args): Make static.
18841 (x86_arch_always_fancy_math_387): Make static.
18842 (ix86_tune_mask, ix86_arch_mask): Move ...
18843 (override_options): ... to local variables here. Apply the
18844 appropriate mask to each element of ix86_arch_features and
18845 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18846 as were done in the old macros.
18847 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18848 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18849 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18850 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18851 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18852 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18853 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18854 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18855 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18856 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18857 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18858 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18859 x86_accumulate_outgoing_args, x86_prologue_using_move,
18860 x86_epilogue_using_move, x86_decompose_lea,
18861 x86_arch_always_fancy_math_387, x86_shift1,
18862 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18863 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18864 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18865 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18866 x86_use_incdec, x86_pad_returns, x86_bswap,
18867 x86_partial_flag_reg_stall): Remove.
18868 (enum ix86_tune_indices): New.
18869 (ix86_tune_features): New.
18870 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18871 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18872 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18873 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18874 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18875 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18876 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18877 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18878 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18879 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18880 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18881 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18882 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18883 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18884 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18885 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18886 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18887 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18888 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18889 TARGET_EXT_80387_CONSTANTS): Use it.
18890 (enum ix86_arch_indices): New.
18891 (ix86_arch_features): New.
18892 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18893 TARGET_BSWAP): Use it.
18894 (ix86_tune_mask, ix86_arch_mask): Remove.
18896 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18899 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18900 Define using $${sysroot_headers_suffix}.
18901 * configure: Regenerate.
18902 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18903 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18905 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18906 * gcc.c (print_sysroot_headers_suffix): New.
18907 (option_map): Include --print-sysroot-headers-suffix.
18908 (display_help): Mention -print-sysroot-headers-suffix.
18909 (process_command): Handle -print-sysroot-headers-suffix.
18910 (do_spec_1): Append multilib directory to include-fixed path if
18911 sysroot suffixes in use.
18912 (main): Handle -print-sysroot-headers-suffix.
18913 * Makefile.in (start.encap): Don't depend on xlimits.h
18914 (xlimits.h): Remove.
18915 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18916 limits.h for each multilib in fixinc_list.
18917 (fixinc_list, s-fixinc_list): New.
18918 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18919 generate them for each multilib in fixinc_list.
18920 (stmp-fixproto): Use include-fixed. Run fixproto for each
18921 multilib in fixinc_list.
18922 (mostlyclean): Don't remove xlimits.h.
18923 (clean): Remove include-fixed.
18924 (real-install-headers-tar, real-install-headers-cpio,
18925 real-install-headers-cp): Don't copy include, only include-fixed.
18926 (install-mkheaders): Depend on fixinc_list. Don't depend on
18927 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18928 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18929 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18931 2007-03-06 Jan Hubicka <jh@suse.cz>
18933 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18936 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18938 * configure.ac: Allow tm_file to contain build-directory files.
18939 * configure: Regenerate.
18940 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18941 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18942 * config/m68k/print-sysroot-suffix.sh: New file.
18944 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18946 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18947 of pic_offset_table_rtx if reload_completed.
18948 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18949 PIC_OFFSET_TABLE_REGNUM.
18950 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18952 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18953 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18955 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18957 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18958 functions that call eh_return.
18960 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18962 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18963 functions that need a constant pool.
18965 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18968 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18969 (m68k_preferred_reload_class): Likewise.
18970 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18971 (SECONDARY_RELOAD_CLASS): Define.
18972 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18973 (LIMIT_RELOAD_CLASS): Delete.
18974 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18975 registers from storing bytes.
18976 (m68k_secondary_reload_class): New function.
18977 (m68k_preferred_reload_class): Likewise.
18979 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18981 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18983 (m68k_expand_prologue): Likewise.
18985 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18987 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18988 (mips_expand_epilogue): Add a bool parameter.
18989 (m68k_legitimize_sibcall_address): Declare.
18990 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18991 (m68k_expand_epilogue): Add a parameter to select between sibling
18992 and normal epilogues. Only generate a return for the latter.
18993 (m68k_ok_for_sibcall_p): New function.
18994 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18995 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18996 (sibcall_value, *sibcall_value): Likewise.
18997 (*call, *call_value): Require !SIBLING_CALL_P.
18998 (epilogue): Update call to m68k_expand_epilogue.
18999 (sibcall_epilogue): New pattern.
19000 * config/m68k/predicates.md (const_call_operand): Say that this
19001 predicate applies to sibling calls too.
19002 (sibcall_operand): New predicate.
19004 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19006 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19007 alternatives as movsi_cf.
19008 (movsf_cf_hard): Add commentary.
19010 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19011 Richard Sandiford <richard@codesourcery.com>
19013 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19014 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19015 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19016 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19017 as being live on exit from an interrupt function.
19018 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19019 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19020 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19021 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19022 (m68k_interrupt_function_p): Globalize.
19023 (m68k_compute_frame_layout): Remove reverse mask code.
19024 (m68k_emit_movem, m68k_set_frame_related): New functions.
19025 (m68k_output_function_prologue): Delete in favor of...
19026 (m68k_expand_prologue): ...this new function.
19027 (m68k_output_function_epilogue): Delete in favor of...
19028 (m68k_expand_epilogue): ...this new function.
19029 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19031 (print_operand): Handle %?.
19032 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19033 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19034 (prologue, epilogue): New patterns.
19035 (return): Turn into a define_expand.
19036 (*return): New pattern, derived from old "return" pattern. Use rte
19037 rather than rts for interrupt functions. Only use rtd if the pop
19039 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19040 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19041 (link, *link, unlink, *unlink, load_got): Likewise.
19043 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19047 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19048 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19049 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19050 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19051 and m68k_matches_u_p.
19052 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19053 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19054 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19055 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19056 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19057 (REG_STRICT_P): New macro.
19058 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19059 PCREL_GENERAL_OPERAND_OK.
19060 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19061 m68k_legitimate_base_reg_p.
19062 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19063 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19064 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19065 * config/m68k/m68k.c (m68k_address): New structure.
19066 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19067 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19068 (m68k_jump_table_ref_p, m68k_decompose_address)
19069 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19070 (m68k_matches_u_p): New functions.
19071 (print_operand_address): Rewrite to use m68k_decompose_index.
19073 2007-03-05 David Taylor <dtaylor@emc.com>
19075 * gcc.c: Correct copyright date in --version output.
19077 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19079 * pa.md: In unamed move patterns, disparge copies between general
19080 and floating point registers using '?' modifier. Don't include 'f'
19081 constraint for register preferences in DImode, SImode, HImode and
19082 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19083 Remove constraints for copies between general and floating registers
19084 in soft-float DFmode pattern.
19085 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19089 2007-03-05 Mike Stump <mrs@apple.com>
19091 * c-common.c (targetcm): Add.
19092 * c-opts.c (c_common_handle_option): Handle language specific
19094 * opts.c (handle_option): Verify language for target options, if
19096 * opth-gen.awk: Add CL_LANG_ALL.
19097 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19098 (TARGETCM_INITIALIZER): Add.
19099 * target.h (struct gcc_targetcm): Add.
19101 * targhooks.c (default_handle_c_option): Add.
19102 * targhooks.h (default_handle_c_option): Add.
19103 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19105 * config/darwin.opt (iframework): Add.
19106 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19107 * config/darwin-c.c (handle_c_option): Add.
19108 (TARGET_HANDLE_C_OPTION): Add.
19110 * doc/invoke.texi (Darwin Options): Add -iframework.
19112 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19114 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19117 2007-03-05 Ian Lance Taylor <iant@google.com>
19119 * c.opt (fgnu89-inline): New option.
19120 * c-opts.c (c_common_post_options): Set default value for
19122 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19123 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19125 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19126 (grokdeclarator, start_function): Likewise.
19127 * c-cppbuiltin.c (c_cpp_builtins): Define either
19128 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19129 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19130 (C Dialect Options): Document -fgnu89-inline.
19131 * doc/extend.texi (Function Attributes): Explain what the
19132 gnu_inline attribute does.
19133 * doc/cpp.texi (Common Predefined Macros): Document
19134 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19136 2007-03-05 Ian Lance Taylor <iant@google.com>
19138 PR tree-optimization/31034
19139 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19140 half-range if the other side is an overflow infinity.
19142 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19144 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19145 (bfin*-linux-uclibc*): New configuration.
19146 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19148 * config/bfin/linux.h: New file.
19149 * config/bfin/libgcc-bfin.ver: New file.
19150 * config/bfin/t-bfin-uclinux: New file.
19151 * config/bfin/t-bfin-linux: New file.
19152 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19153 (TARGET_OS_CPP_BUILTINS): New macro.
19155 2007-03-05 Richard Guenther <rguenther@suse.de>
19157 * fold-const.c (fold_binary): Remove duplicate folding
19158 of comparison of non-null ADDR_EXPR against null.
19160 2007-03-05 Richard Guenther <rguenther@suse.de>
19161 Dorit Nuzman <dorit@il.ibm.com>
19163 PR tree-optimization/26420
19164 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19165 are no loops in the function. Only print the number of
19166 vectorized loops if it is greater than zero or we are supposed
19167 to print information about unvectorized loops.
19169 2007-03-05 Revital Eres <eres@il.ibm.com>
19171 * gcc.dg/var-expand1.c: New test.
19172 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19173 when an accumulator is expanded.
19175 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19178 * c-common.c (convert_and_check): Don't give warnings for
19179 conversion if 'expr' already overflowed.
19181 2007-03-04 Roger Sayle <roger@eyesopen.com>
19183 PR middle-end/30744
19184 * fold-const.c (fold_comparison): Enforce type consistency when
19185 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19187 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19189 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19190 containing a cast to the base of TARGET_MEM_REF.
19192 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19194 * tree.c (tree_contains_struct_check_failed): Remove spurious
19195 whitespace from error message.
19197 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19200 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19201 instead of precision.
19203 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19204 Nathan Sidwell <nathan@codesourcery.com>
19206 * emit-rtl.c (find_auto_inc): New.
19207 (try_split): recreate REG_INC notes,
19208 Use regular for loops rather than whiles.
19210 2007-03-03 Andreas Schwab <schwab@suse.de>
19212 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19213 * configure: Regenerate.
19215 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19217 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19218 flag_rounding_math, not flag_unsafe_math_optimizations.
19220 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19222 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19223 alpha_fold_vector_minmax): Likewise.
19224 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19225 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19227 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19229 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19230 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19231 if the lhs has side-effects.
19232 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19234 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19236 * config/i386/i386.h (TUNEMASK): Remove define.
19237 (ARCHMASK): Remove define.
19238 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19239 Use ix86_arch_mask variable instead of ARCHMASK.
19240 * config/i386/i386.c (override_options): Ditto.
19241 (standard_80387_constant_p): Ditto.
19243 2007-03-02 Ian Lance Taylor <iant@google.com>
19245 Used signed infinities in VRP.
19246 * tree-vrp.c (uses_overflow_infinity): New static function.
19247 (supports_overflow_infinity): New static function.
19248 (make_overflow_infinity): New static function.
19249 (negative_overflow_infinity): New static function.
19250 (positive_overflow_infinity): New static function.
19251 (is_negative_overflow_infinity): New static function.
19252 (is_positive_overflow_infinity): New static function.
19253 (is_overflow_infinity): New static function.
19254 (overflow_infinity_range_p): New static function.
19255 (compare_values_warnv): New function split out of compare_values.
19256 (compare_value): Call it.
19257 (set_value_range_to_nonnegative): Add overflow_infinity
19258 parameter. Change caller.
19259 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19261 (vrp_expr_computes_nonzero): Likewise.
19262 (compare_ranges, compare_range_with_value): Likewise.
19263 (compare_name_with_value, compare_names): Likewise.
19264 (vrp_evaluate_conditional): Likewise.
19265 (set_value_range): Handle infinity
19266 (vrp_operand_equal_p, operand_less_p): Likewise.
19267 (extract_range_from_assert): Likewise.
19268 (vrp_int_const_binop): Likewise.
19269 (extract_range_from_binary_expr): Likewise.
19270 (extract_range_from_unary_expr): Likewise.
19271 (extract_range_from_comparison): Likewise.
19272 (extract_range_from_expr): Likewise.
19273 (dump_value_range): Likewise.
19274 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19275 (test_for_singularity): Likewise.
19276 (vrp_int_const_binop): Remove inline qualifier.
19277 (adjust_range_with_scev): Add comment.
19278 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19280 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19282 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19283 (get_constraint_for): Likewise.
19284 (do_structure_copy): Likewise.
19285 (find_func_aliases): Fix references to MODIFY_EXPR.
19286 (intra_create_variable_infos): Tidy.
19287 * tree-ssa-operands.c (add_virtual_operand): Add argument
19289 When adding members of alias sets, if IS_CALL_SITE is true and
19290 the symbol is not call-clobbered, skip it.
19291 Adjust all callers.
19293 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19295 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19296 entry by means of emit_insn_at_entry.
19298 2007-03-02 Richard Henderson <rth@redhat.com>
19300 * expr.h (promoted_input_arg): Remove decl.
19301 * function.c (promoted_input_arg): Merge into ...
19302 * combine.c (setup_incoming_promotions): ... only caller.
19303 Rearrange to avoid double loop.
19305 2007-03-02 Ben Elliston <bje@au.ibm.com>
19306 Peter Bergner <bergner@vnet.ibm.com>
19307 Janis Johnson <janis187@us.ibm.com>
19309 * config/rs6000/dfp.md: New file.
19310 * config/rs6000/rs6000.md: Include dfp.md.
19311 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19312 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19313 and TDmode decimal float modes in FP registers.
19314 (num_insns_constant): Likewise.
19315 (rs6000_legitimate_offset_address_p): Likewise.
19316 (rs6000_legitimize_address): Likewise.
19317 (rs6000_legitimize_reload_address): Likewise.
19318 (rs6000_legitimate_address): Likewise.
19319 (rs6000_emit_move): Likewise.
19320 (function_arg_boundary): Likewise.
19321 (function_arg_advance): Likewise.
19322 (rs6000_darwin64_record_arg_recurse): Likewise.
19323 (function_arg): Likewise.
19324 (rs6000_gimplify_va_arg): Likewise.
19325 (rs6000_split_multireg_move): Likewise.
19326 (rs6000_output_function_epilogue): Likewise.
19327 (rs6000_output_function_epilogue): Likewise.
19328 (rs6000_register_move_cost): Likewise.
19329 (rs6000_function_value): Likewise.
19330 (rs6000_libcall_value): Likewise.
19332 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19334 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19336 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19338 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19339 Use $MULTIDIR to choose between the kernel and RTP headers,
19340 and use $WIND_BASE and $WIND_USR to locate them.
19342 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19344 * config/i386/i386.c (override_options): Put initialization of
19345 ix86_tune_mask and ix86_arch_mask to the correct place.
19347 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19348 Michael Meissner <michael.meissner@amd.com>
19351 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19352 (ARCHMASK): Define.
19353 (TARGET_CMOVE): Use ARCHMASK.
19354 (TARGET_CMPXCHG): Ditto.
19355 (TARGET_CMPXCHG8B): Ditto.
19356 (TARGET_XADD): Ditto.
19357 (TARGET_BSWAP): Ditto.
19358 * config/i386/i386.c (ix86_tune_mask): New global variable.
19359 (ix86_arch_mask): Ditto.
19360 (override_options): Initialize ix86_tune_mask and
19361 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19364 2007-03-02 Ben Elliston <bje@au.ibm.com>
19367 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19369 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19371 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19372 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19373 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19374 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19376 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19377 rs6000_init_dwarf_reg_sizes_extra): New.
19378 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19379 SPE register high parts.
19381 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19383 * Makefile.in: Add install-pdf target as
19384 copied from automake v1.10 rules.
19385 * configure.ac: Add install-pdf to target list.
19386 * configure: Regenerate.
19388 2007-03-01 Paul Brook <paul@codesourcery.com>
19390 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19391 modes to LDRD for DImode.
19392 (output_move_double): Fixup out of range ldrd/strd.
19393 (vfp_secondary_reload_class): Rename...
19394 (coproc_secondary_reload_class): ... to this. Add wb argument.
19395 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19396 coproc_secondary_reload_class for CLASS_IWMMXT.
19397 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19398 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19400 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19402 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19403 unroll factor by the estimated number of iterations.
19404 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19405 than prefetch latency.
19407 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19408 decode_caches_intel, detect_caches_intel): New functions.
19409 (host_detect_local_cpu): Use detect_caches_amd and
19410 detect_caches_intel.
19412 2007-03-01 Richard Henderson <rth@redhat.com>
19414 * expr.c (emit_move_complex_push): Export.
19415 (emit_move_complex_parts): Split out from ...
19416 (emit_move_complex): ... here.
19417 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19418 * config/i386/i386.md (movcdi): New.
19420 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19422 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19423 size of mode1 to check for tieable modes in MMX case.
19425 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19427 * Makefile.in (rtlanal.o): Depend on tree.h.
19428 * rtl.h (offset_within_section_p, split_const): Declare.
19429 * rtlanal.c: Include tree.h.
19430 (offset_within_block_p): New function, taken from
19431 mips_offset_within_object_p.
19432 (split_const): New function, taken from mips_split_const.
19433 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19435 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19436 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19437 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19438 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19439 (m68k_illegitimate_symbolic_constant_p): New function.
19440 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19441 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19442 symbolic constant that might be outside the symbol's section,
19443 move the symbol first and then add the offset.
19444 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19446 * config/mips/mips.c (mips_split_const): Delete.
19447 (mips_offset_within_object_p): Delete.
19448 (mips_symbolic_constant_p): Use offset_within_section_p and
19449 split_const instead of mips_offset_within_object_p and
19451 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19452 (mips_legitimize_const_move, print_operand_reloc)
19453 (mips_dangerous_for_la25_p): Use split_const instead of
19456 2007-02-28 Eric Christopher <echristo@apple.com>
19458 * Makefile.in (install-include-dir): Don't rm -rf include.
19460 2007-02-28 Richard Guenther <rguenther@suse.de>
19462 PR middle-end/30364
19463 * fold-const.c (fold_binary): Do not associate expressions
19464 with more than one variable for integer types that do not wrap.
19466 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19468 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19469 Delete, and replace with...
19470 (fold_builtin_call_array): This. Update callers to use it.
19471 * fold-const.c (fold_build_call_list): Delete, and replace with...
19472 (fold_build_call_array): This.
19473 (fold_build_call_list_initializer): Delete, and replace with...
19474 (fold_build_call_array_initializer): This.
19475 * tree.h: Update declarations to reflect above changes.
19477 * c-typeck.c (build_function_call): Store converted arguments
19478 in a stack-allocated array instead of building a list.
19479 (convert_arguments): Store arguments in the array passed in as an
19480 argument, and return the actual number of arguments.
19481 * c-format.c: (check_function_format): Pass arguments in an
19482 array instead of a list.
19483 * c-common.c (check_function_nonnull): Likewise.
19484 (check_function_sentinel): Likewise.
19485 (check_function_arguments): Likewise.
19486 * c-common.h: Update declarations to reflect above changes.
19488 2007-02-28 Jan Hubicka <jh@suse.cz>
19490 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19491 PRED_NEGATIVE_RETURN): Update outcomes.
19493 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19495 * calls.c (emit_library_call_value_1): Handle partial registers
19496 correctly when building up CALL_INSN_FUNCTION_USAGE.
19498 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19500 * pa/predicates.md (move_src_operand): Allow zero for mode.
19501 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19504 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19507 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19508 *movv2df_internal): Enable pattern only for valid operand
19510 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19511 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19513 2007-02-27 Mike Stump <mrs@apple.com>
19515 * config/darwin-crt3.c: Avoid compilation when compiling for a
19518 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19520 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19522 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19523 for fixed headers and limits.h.
19524 (install-include-dir, install-headers-tar, install-headers-cpio,
19525 install-headers-cp, real-install-headers-tar,
19526 real-install-headers-cpio, real-install-headers-cp): Handle
19527 include-fixed as well as include.
19528 (install-mkheaders): Don't install files that go only in include
19530 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19531 from GCC_INCLUDE_DIR.
19532 * gcc.c (process_command): Remove special -BstageN/ handling.
19533 (do_spec_1): Add include-fixed directories.
19535 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19537 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19539 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19541 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19544 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19546 * c-common.c (get_priority): Add check for
19547 SUPPORTS_INIT_PRIORITY.
19549 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19551 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19553 * config/bfin/bfin.c: Include "cfglayout.h".
19554 (MAX_LSETUP_DISTANCE): New macro.
19555 (struct loop_info): New members incoming, incoming_src and
19556 incoming_dest. Delete member predecessor.
19557 (length_for_loop): New function.
19558 (bfin_optimize_loop): Handle more different loop structures.
19559 (bfin_discover_loop): Rework detection of predecessor blocks by
19560 examining incoming edges.
19561 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19563 (bfin_reorder_loops): New function.
19564 (bfin_reorg_loops): Use these three new functions.
19566 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19567 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19568 (CONSTRAINT_LEN): Add entry for 'q'.
19569 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19570 Add 'q' constraints.
19571 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19572 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19574 * config/bfin/bfin.md (add_with_carry): New pattern.
19575 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19576 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19577 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19578 support unsigned multiplies too. Removed incorrect commutativity from
19579 operand 1 constraint where appropriate.
19580 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19582 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19583 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19585 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19586 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19587 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19588 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19589 usmulhisi_hh_huh): New patterns.
19591 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19592 lshifthi3): Fix output template to use half reg for operand 2.
19594 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19597 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19599 2007-02-27 Andreas Schwab <schwab@suse.de>
19601 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19603 2007-02-27 Jan Hubicka <jh@suse.cz>
19605 * predict.c (last_basic_block_p): Remove.
19606 (tree_estimate_probability): Update return heuristic for commonized
19609 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19611 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19613 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19615 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19616 * doc/cpp.texi: Standardize title page.
19617 * doc/cppinternals.texi: Likewise.
19618 * doc/gcc.texi: Standardize title page, remove version number
19619 from copyright page.
19620 * doc/gccint.texi: Likewise.
19621 * doc/install.texi: Standardize title page, add table of
19624 2007-02-26 Jan Hubicka <jh@suse.cz>
19626 * predict.def: Set outcomes according to more recent results.
19627 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19628 Remove dead predictors.
19629 * predict.c (return_prediction): Fix pasto.
19631 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19633 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19634 change; avoid a memory leak when returning early.
19636 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19638 * c-decl.c (static_ctors): Move to c-common.c.
19639 (static_dtors): Likewise.
19640 (finish_function): Use c_record_cdtor_fn.
19641 (build_cdtor): Move to c-common.c.
19642 (c_write_global_declarations): Use c_build_cdtor_fns.
19643 * c-common.h (static_ctors): Declare.
19644 (static_dtors): Likewise.
19645 (c_record_cdtor_fn): Likewise.
19646 (c_build_cdtor_fns): Likewise.
19647 * c-common.c (static_ctors): New variable.
19648 (static_dtors): Likewise.
19649 (c_record_cdtor_fn): New function.
19650 (build_cdtor): Move from c-decl.c
19651 (c_build_cdtor_fns): New function.
19653 * output.h (assemble_addr_to_section): Declare.
19654 (get_cdtor_priority_section): Likewise.
19655 * varasm.c (assemble_addr_to_section): New function.
19656 (get_cdtor_priority_section): Likewise.
19657 (default_named_section_asm_out_destructor): Use them.
19658 (destor_dtor_section_asm_out_destructor): Likewise.
19659 (default_named_section_asm_out_constructor): Likewise.
19660 (default_ctor_section_asm_out_constructor): Likewise.
19661 * config.gcc (*-*-vxworks*): Include vxworks.o.
19662 * config/t-vxworks (vxworks.o): New target.
19663 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19664 (TARGET_ASM_CONSTRUCTOR): Define.
19665 (TARGET_ASM_DESTRUCTOR): Likewise.
19666 (vxworks_asm_out_constructor): Declare.
19667 (vxworks_asm_out_destructor): Likewise.
19669 * c-common.c (get_priority): Check that we have not just an
19670 INTEGER_CST, but an integer constant with integeral type.
19672 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19674 PR tree-optimization/30938
19675 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19676 use &dt[nargs-1] instead of &dt[nargs] in the call to
19677 vect_is_simple_use().
19679 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19681 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19682 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19683 Do not attempt to handle MEM inside auto-inc expressions.
19684 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19685 of a register modified by an auto-inc expression. However, do handle
19686 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19687 (elimination_effects): Prohibit elimination of a register modified
19688 by an auto-inc expression. Disable register elimination rules whose
19689 target register is modified by an auto-inc expression with variable
19692 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19694 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19696 (array_at_struct_end_p): New function.
19697 (idx_infer_loop_bounds): Use it.
19698 (estimate_numbers_of_iterations_loop): Export.
19699 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19700 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19701 (tree_estimate_probability): Call record_loop_exits.
19702 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19703 (estimated_loop_iterations, estimated_loop_iterations_int,
19704 estimated_loop_iterations_tree): New functions.
19705 (analyze_siv_subscript_cst_affine,
19706 compute_overlap_steps_for_affine_1_2,
19707 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19708 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19709 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19710 (PRED_LOOP_ITERATIONS_GUESSED): New.
19711 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19712 * cfgloop.h (estimate_numbers_of_iterations_loop,
19713 estimated_loop_iterations_int): Declare.
19715 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19717 * doc/extend.texi: Document optional priority argument to
19718 constructors and destructors.
19719 * tree.c (init_priority_for_decl): Adjust GTY markers.
19720 (init_ttree): Use priority-info hash functions for
19721 init_priority_for_decl.
19722 (tree_map_eq): Rename to ...
19723 (tree_map_base_eq): ... this.
19724 (tree_map_marked_p): Rename to ...
19725 (tree_map_base_marked_p): ... this.
19726 (tree_map_base_hash): New function.
19727 (decl_init_priority_lookup): Rework.
19728 (decl_fini_priority_lookup): New function.
19729 (decl_priority_info): New function.
19730 (decl_init_priority_insert): Use it.
19731 (decl_fini_priority_insert): Likewise.
19732 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19734 (decl_restrict_base_insert): Likewise.
19735 (decl_debug_expr_insert): Likewise.
19736 (decl_value_expr_lookup): Likewise.
19737 (decl_value_expr_insert): Likewise.
19738 * tree.h (priority_type): New type.
19739 (decl_init_priority_lookup): Use priority_type.
19740 (decl_fini_priority_lookup): New function.
19741 (decl_init_priority_insert): Use priority_type.
19742 (decl_fini_priority_insert): New function.
19743 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19744 (DECL_INIT_PRIORITY): Likewise.
19745 (SET_DECL_INIT_PRIORITY): Add comment.
19746 (DECL_FINI_PRIORITY): New macro.
19747 (SET_DECL_FINI_PRIORITY): Likewise.
19748 (DEFAULT_INIT_PRIORITY): Document.
19749 (MAX_INIT_PRIORITY): Likewise.
19750 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19751 (tree_map_base): New type.
19752 (tree_map_base_eq): New function.
19753 (tree_map_base_hash): Likewise.
19754 (tree_map_base_marked_p): Likewise.
19755 (tree_map): Inherit from tree_map_base.
19756 (tree_map_eq): Make it a macro.
19757 (tree_map_marked_p): Likewise.
19758 (tree_int_map): Inherit from tree_map_base.
19759 (tree_int_map_eq): Make it a macro.
19760 (tree_int_map_hash): Likewise.
19761 (tree_int_map_marked_p): Likewise.
19762 (tree_priority_map): New type.
19763 (tree_priority_map_eq): New macro.
19764 (tree_priority_map_hash): Likewise.
19765 (tree_priority_map_marked_p): Likewise.
19766 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19768 (emutls_common_1): Likewise.
19769 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19770 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19771 of tree_map hierarchy.
19772 * tree-cfg.c (move_stmt_r): Likewise.
19773 (new_label_mapper): Likewise.
19774 * c-tree.h (c_expand_body): Move to ...
19775 * c-common.h (c_expand_body): ... here.
19776 * c-decl.c (c_expand_body): Move to ...
19777 * c-common.c (c_expand_body): ... here.
19778 (c_common_attribute_table): Allow 1 argument for the constructor
19779 and destructor attributes.
19780 (get_priority): New function.
19781 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19782 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19784 2007-02-24 Jan Hubicka <jh@suse.cz>
19786 PR middle-end/30509
19787 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19788 copying for inlining.
19790 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19791 Jan Hubicka <jh@suse.cz>
19794 * i386.c (counter_mode): New function.
19795 (expand_set_or_movmem_via_loop): Use it.
19796 (expand_movmem_epilogue): Likewise; fix pasto.
19797 (ix86_expand_movmem): Do emit guard even for constant counts.
19798 (ix86_expand_setmem): Likewise.
19800 2007-02-25 Nick Clifton <nickc@redhat.com>
19802 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19803 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19805 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19808 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19809 count argument with 0x10, not with 0x16.
19810 (expand_setmem_epilogue): Ditto.
19812 2007-02-24 Mike Stump <mrs@apple.com>
19814 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19817 2007-02-24 Richard Guenther <rguenther@suse.de>
19819 PR middle-end/30951
19820 * fold-const.c (fold_binary): Fold x +- CST op x for
19821 EQ_EXPR and NE_EXPR.
19823 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19825 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19827 2007-02-24 Jan Hubicka <jh@suse.cz>
19829 * cgraphunit.c (decide_is_function_needed): Honor
19830 -fkeep-inline-functions.
19832 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19834 * builtins.c (fold_builtin_modf): New.
19835 (fold_builtin_2): Use it.
19837 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19839 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19840 (determine_max_iter): Take additional LOOP arg; all callers changed.
19841 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19842 one using simplifications.
19843 (simplify_using_initial_values): Return if the expression becomes
19844 invalid due to altered regs.
19846 2007-02-23 DJ Delorie <dj@redhat.com>
19848 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19850 2007-02-23 Mike Stump <mrs@apple.com>
19852 * tlink.c (scan_linker_output): Parse linker messages from
19853 darwin9's linker better.
19855 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19858 * varpool.c (varpool_assemble_pending_decls): Set
19859 varpool_last_needed_node to null.
19861 2007-02-23 DJ Delorie <dj@redhat.com>
19863 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19864 alignment bigger than the object file can handle.
19866 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19869 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19870 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19871 (*movsf_1): Penalize MMX moves.
19873 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19875 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19876 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19878 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19880 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19882 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19883 (fold_builtin_1): Use them.
19884 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19885 BUILT_IN_SIGNIFICAND.
19887 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19889 * config/i386/i386.c (bdesc_1arg): Initialize
19890 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19891 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19892 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19893 and IX86_BUILTIN_MOVSLDUP.
19895 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19897 PR rtl-optimization/30841
19898 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19900 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19902 * builtins.c (fold_builtin_frexp): New.
19903 (fold_builtin_2): Use it.
19905 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19907 * doc/invoke.texi (Spec Files): Document getenv spec function.
19909 * gcc.c (getenv_spec_function): New function.
19910 (static_spec_functions): Add it.
19911 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19912 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19915 2007-02-22 Michael Matz <matz@suse.de
19918 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19919 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19921 2007-02-22 Ian Lance Taylor <iant@google.com>
19924 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19925 (mem_loc_descriptor): Call it.
19927 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19928 Ira Rosen <irar@il.ibm.com>
19930 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19932 2007-02-22 Ira Rosen <irar@il.ibm.com>
19934 PR tree-optimization/30843
19935 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19936 stores only after all the group is vectorized.
19938 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19940 PR tree-optimization/30858
19941 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19942 in the reduction cycle have a single use in the loop.
19943 * tree-vectorizer.h (relevant): Add documentation.
19945 2007-02-20 Mike Stump <mrs@apple.com>
19947 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19948 * configure: Regenerate.
19950 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19952 Change the defaults of some parameters and options.
19953 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19954 * config/spu/spu.c (spu_optimization_options): Add.
19955 (spu_override_options): Change params in spu_optimization_options.
19956 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19958 Register 127 is only 16 byte aligned when used as a frame pointer.
19959 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19960 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19961 HARD_FRAME_POINTER_REGNUM.
19962 (spu_legitimate_address): Use regno_aligned_for_reload.
19963 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19964 aligned when frame_pointer_needed is true.
19965 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19967 * config/spu/spu.h (INIT_EXPANDERS): Define.
19969 Make sure shift and rotate instructions have valid immediate operands.
19970 * config/spu/predicates.md (spu_shift_operand): Remove.
19971 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19972 * config/spu/constraints.md (W, O): Extend range.
19973 * config/spu/spu.md (umask, nmask): Define.
19974 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19975 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19976 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19977 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19978 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19979 (lshr<mode>3_reg): Fix rtl description.
19981 Make sure mulhisi immediate operands are valid.
19982 * config/spu/predicates.md (imm_K_operand): Add.
19983 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19985 Generate constants using fsmbi and andi.
19986 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19987 (print_operand, spu_split_immediate, classify_immediate,
19988 fsmbi_const_p): Handle IC_FSMBI2.
19990 Correctly handle a CONST_VECTOR containing symbols.
19991 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19992 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19993 (immediate_load_p): Allow symbols that use 2 instructions to create.
19994 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19995 with symbols when flag_pic is set.
19996 (const_vector_immediate_p): New.
19997 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19998 accept a CONST_VECTOR with symbols.
19999 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20000 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20002 * config/spu/spu.md (high, low): Delete.
20003 (low_<mode>): Define.
20005 Remove INTRmode and INTR_REGNUM, which didn't work.
20006 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20008 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20009 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20010 peephole2 pattern): Don't use INTR or 131.
20011 (movintrcc): Delete.
20012 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20013 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20014 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20015 (UNSPEC_SET_INTR): Add.
20016 * config/spu/spu-modes.def (INTR): Remove.
20018 More accurate warnings about run-time relocations.
20019 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20021 Correctly warn about immediate arguments to specific intrinsics.
20022 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20023 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20024 the instruction predicate.
20026 Fix tree check errors with latest update.
20027 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20029 (spu_expand_builtin): Use CALL_EXPR_FN.
20031 Add missing specific intrinsics.
20032 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20034 * config/spu/spu_internals.h: Ditto.
20036 Fix incorrect operand modifiers.
20037 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20038 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20040 Optimize one case of zero_extend of a vec_select.
20041 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20043 Accept any immediate for hbr.
20044 * config/spu/spu.md (hbr): Change s constraints to i.
20046 2007-02-21 Paul Brook <paul@codesourcery.com>
20048 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20049 condexec_count when skipping USE and CLOBBER.
20051 2007-02-21 Nick Clifton <nickc@redhat.com>
20053 * common.opt (Warray-bounds): Add Warning attribute.
20054 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20056 (fsized-zeroes): Add Optimization attribute.
20057 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20058 * c.opt (Wc++0x-compat): Add Warning attribute.
20060 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20062 PR middle-end/30761
20063 * reload1.c (eliminate_regs_in_insn): In the single_set special
20064 case, attempt to re-recognize the insn before falling back to
20065 having reload fix it up.
20067 2007-02-20 Eric Christopher <echristo@gmail.com>
20069 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20070 Rewrite accordingly.
20071 (frv_read_iacc_argument): Ditto.
20072 (frv_expand_set_builtin): Take a call instead of arglist, update for
20074 (frv_expand_unop_builtin): Ditto.
20075 (frv_expand_binop_builtin): Ditto.
20076 (frv_expand_cut_builtin): Ditto.
20077 (frv_expand_binopimm_builtin): Ditto.
20078 (frv_expand_voidbinop_builtin): Ditto.
20079 (frv_expand_int_void2arg): Ditto.
20080 (frv_expand_prefetches): Ditto.
20081 (frv_expand_voidtriop_builtin): Ditto.
20082 (frv_expand_voidaccop_builtin): Ditto.
20083 (frv_expand_load_builtin): Ditto.
20084 (frv_expand_store_builtin): Ditto.
20085 (frv_expand_mdpackh_builtin): Ditto.
20086 (frv_expand_mclracc_builtin): Ditto.
20087 (frv_expand_mrdacc_builtin): Ditto.
20088 (frv_expand_mwtacc_builtin): Ditto.
20089 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20092 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20094 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20095 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20097 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20098 point instructions.
20099 * configure: Regenerate.
20100 * config.in: Regenerate.
20101 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20102 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20103 masks to power6 and power6x and to POWERPC_MASKS.
20104 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20106 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20107 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20108 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20109 Access PROTOTYPE as variable, not mask.
20111 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20113 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20114 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20115 * combine.c (adjust_for_new_dest): Use it.
20116 * postreload.c (reload_combine): Likewise.
20118 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20120 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20121 notes on an insn with multiple sets, even if single_set returns
20122 non-NULL for that insn.
20124 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20126 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20127 scalbn and scalbln.
20129 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20131 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20132 if user didn't pass it.
20133 * config/i386/darwin.h (CC1_SPEC): Likewise.
20134 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20135 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20136 -mmacosx-version-min.
20138 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20139 Uros Bizjak <ubizjak@gmail.com>
20141 * optabs.h (enum optab_index): Add new OTI_scalb.
20142 (scalb_optab): Define corresponding macro.
20143 * optabs.c (init_optabs): Initialize scalb_optab.
20144 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20146 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20147 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20148 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20149 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20150 flag_unsafe_math_optimizations is set.
20152 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20153 to implement scalbf, scalb and scalbl built-ins as inline x87
20156 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20157 DJ Delorie <dj@redhat.com>
20160 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20161 (diagnostic_report_diagnostic): ... here, and turn them into real
20162 errors. If warnings are inhibited, no need to do anything.
20164 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20166 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20167 better code generation.
20169 2007-02-20 Ben Elliston <bje@au.ibm.com>
20171 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20173 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20175 * config/alpha/alpha.c, config/alpha/alpha.md,
20176 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20177 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20178 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20179 config/arm/lib1funcs.asm: Follow spelling conventions.
20181 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20182 config/fr30/fr30.md, config/i386/i386.h,
20183 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20184 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20185 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20186 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20187 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20188 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20189 config/sparc/sparc.c, config/sparc/sparc.h,
20190 config/sparc/sparc.md, config/spu/constraints.md,
20191 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20194 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20197 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20200 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20202 * doc/invoke.texi (-ftree-lrs): Remove.
20204 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20206 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20209 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20211 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20212 new CALL_EXPR_FN macro for retrieving the function
20213 declaration of the input expression.
20215 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20217 * c.opt (Waddress): New.
20218 * common.opt (Walways-true): Delete.
20219 (Wstring-literal-comparison): Delete.
20220 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20221 -Wstring-literal-comparison. Add -Waddress.
20223 (Walways-true): Delete.
20224 (Wstring-literal-comparison): Delete.
20225 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20226 consistently instead of -Walways-true in example.
20227 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20228 * c-typeck.c (parser_build_binary_op): Replace
20229 -Wstring-literal-comparison and -Walways-true with -Waddress.
20230 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20233 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20235 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20236 without DECL_STRUCT_FUNCTION initialized.
20238 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20240 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20241 due to calls to functions taking pointers as parameters.
20243 2007-02-19 Richard Henderson <rth@redhat.com>
20246 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20249 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20251 * config/s390/s390.c (s390_call_saved_register_used,
20252 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20253 accessed to the new scheme.
20255 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20257 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20258 (cris_print_index, cris_print_operand, cris_print_operand_address)
20259 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20260 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20261 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20262 GET_CODE () == xxx.
20263 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20264 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20265 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20266 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20267 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20268 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20269 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20270 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20271 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20272 (uminsi3, call, call_value): Ditto.
20273 (define_split: indir_to_reg_split, unnamed): Ditto.
20275 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20277 PR tree-optimization/30975
20278 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20281 2007-02-18 Eric Christopher <echristo@gmail.com>
20283 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20284 Remove use of arglist.
20285 (mips_expand_builtin): Remove use of arglist, pass in expr.
20286 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20287 (mips_expand_builtin_movtf): Ditto.
20288 (mips_expand_builtin_compare): Ditto.
20290 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20292 * tree-sra.c (sra_build_assignment): Replace assertion
20293 checking with a comment explaining why it can't be done.
20295 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20297 PR middle-end/30833
20298 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20299 during CALL_EXPR representation conversion.
20300 * tree-ssa-propagate.c (set_rhs): Likewise.
20302 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20304 * tree-sra.c (sra_build_assignment): Disable assertion checking
20307 2007-02-18 Roger Sayle <roger@eyesopen.com>
20309 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20310 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20311 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20313 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20314 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20315 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20316 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20317 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20318 force_gimple_operand): Likewise.
20319 * ipa-cp.c (constant_val_insert): Likewise.
20320 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20321 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20322 perfect_nestify): Likewise.
20323 * langhooks.c (lhd_omp_assignment): Likewise.
20324 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20325 lower_copyprivate_clauses, lower_send_clauses,
20326 lower_send_shared_vars, expand_parallel_call,
20327 expand_omp_for_generic, expand_omp_for_static_nochunk,
20328 expand_omp_for_static_chunk, expand_omp_sections,
20329 lower_omp_single_copy, lower_omp_for_lastprivate,
20330 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20331 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20332 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20335 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20337 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20338 config/sh/sh.md: Follow spelling conventions.
20340 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20341 config/frv/predicates.md: Follow spelling conventions.
20343 * config/m68k/linux-unwind.h: Fix a comment typo.
20344 * target.h: Follow spelling conventions.
20346 2007-02-18 Roger Sayle <roger@eyesopen.com>
20348 PR rtl-optimization/28173
20349 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20350 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20351 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20352 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20353 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20355 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20357 * builtins.c (fold_builtin_load_exponent): New.
20358 (fold_builtin_2): Use it.
20360 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20362 PR rtl-optimization/30773
20363 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20364 if we fail to attach a REG_EQUIV note.
20366 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20367 Roger Sayle <roger@eyesopen.com>
20369 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20371 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20373 * calls.c (initialize_argument_information): Pass original EXP
20374 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20375 code to split complex arguments here, as part of initializing the
20377 (expand_call): Remove code that builds a list of arguments and
20378 inserts implicit arguments into it. Instead, just count how many
20379 implicit arguments there will be so we can determine the size of
20380 the ARGS array, and let initialize_argument_information do the work.
20381 (split_complex_values): Delete unused function.
20383 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20385 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20387 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20389 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20390 for arg pointer based indexed addressing.
20392 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20394 * config/ia64/ia64.h, config/ia64/ia64.md,
20395 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20396 spelling conventions.
20398 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20400 * config/m68k/m68k.c (split_di): New.
20401 * config/m68k/m68k-protos.h: Declare split_di.
20402 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20403 Improve predicate handling and split constant shifts.
20405 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20407 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20408 parameter for register bitfield operations, general predicates
20411 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20413 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20414 * config/m68k/linux-unwind.h: New file.
20416 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20418 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20419 config/i386/athlon.md, config/ia64/ia64.md,
20420 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20421 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20422 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20423 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20424 tree-vect-transform.c: Fix comment typos.
20426 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20428 * sched-deps.c (find_insn_list): Remove.
20429 * sched-int.h: Remove the prototype for find_insn_list.
20431 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20433 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20435 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20436 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20437 darwin_rs6000_override_options.
20438 (C_COMMON_OVERRIDE_OPTIONS): Expect
20439 darwin_macosx_version_min to be non-NULL always.
20440 (TARGET_C99_FUNCTIONS): Likewise.
20441 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20442 (DARWIN_MINVERSION_SPEC): New.
20443 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20444 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20446 (DARWIN_MINVERSION_SPEC): New.
20447 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20449 * config/darwin-c.c (darwin_cpp_builtins): Expect
20450 darwin_macosx_version_min to be non-NULL always.
20452 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20454 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20456 * config/i386/i386.h (x86_use_xchgb): New.
20457 (TARGET_USE_XCHGB): New macro.
20458 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20459 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20460 Split after reload into bswaphi for shifts of 8.
20461 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20462 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20463 or when optimizing for size.
20465 2007-02-16 Richard Guenther <rguenther@suse.de>
20466 Christian Bruel <christian.bruel@st.com>
20468 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20469 DECLs but prefer SSA_NAMEs over DECLs.
20471 2007-02-16 Richard Guenther <rguenther@suse.de>
20473 * tree-flow-inline.h (single_imm_use_p): Remove.
20474 (zero_imm_uses_p): Likewise.
20475 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20476 instead of single_imm_use_p.
20477 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20480 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20483 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20484 nested double- and backquotes.
20486 2007-02-15 Roger Sayle <roger@eyesopen.com>
20488 PR middle-end/30391
20489 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20490 should be unreachable.
20491 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20492 For the time being redirect GIMPLE_MODIFY_STMT to the new
20493 (renamed) build_gimple_modify_stmt_stat.
20494 (build2_gimple_stat): Rename to...
20495 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20496 Always build a GIMPLE_MODIFY_STMT node.
20497 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20498 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20501 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20502 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20503 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20504 expand_complex_div_wide): Likewise.
20505 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20506 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20507 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20508 * tree-ssa-loop-manip.c (create_iv): Likewise.
20509 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20510 abs_replacement): Likewise.
20511 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20512 realify_fake_stores): Likewise.
20514 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20515 node rather than a GIMPLE_MODIFY_STMT node.
20516 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20517 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20519 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20520 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20521 GIMPLE_MODIFY_STMT.
20523 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20525 PR middle-end/30433
20526 * fold-const.c (fold_comparison): Add back the
20527 folding of constant complex comparisions.
20529 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20531 PR middle-end/30729
20532 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20533 effects unknown to this function, return early.
20535 2007-02-15 Ian Lance Taylor <iant@google.com>
20537 * lower-subreg.c (move_eh_region_note): New static function.
20538 (resolve_simple_move): Call it.
20539 (decompose_multiword_subregs): Track blocks for which we resolve a
20540 simple move which is also a control flow insn. Pass them to
20541 find_many_sub_basic_blocks.
20542 (pass_lower_subreg): Add TODO_verify_flow.
20543 (pass_lower_subreg2): Likewise.
20545 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20546 Brooks Moses <brooks.moses@codesourcery.com>
20547 Lee Millward <lee.millward@codesourcery.com>
20549 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20550 (VL_EXP_CLASS_P): New.
20551 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20553 (TREE_OPERAND_CHECK_CODE): Likewise.
20554 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20555 (TREE_RTL_OPERAND_CHECK): Likewise.
20556 (tree_operand_check_failed): Make second parameter the whole tree
20557 instead of its code. Fixed callers.
20558 (VL_EXP_CHECK): New.
20559 (TREE_OPERAND_LENGTH): New.
20560 (VL_EXP_OPERAND_LENGTH): New.
20561 (CALL_EXPR_FN): New.
20562 (CALL_EXPR_STATIC_CHAIN): New.
20563 (CALL_EXPR_ARGS): New.
20564 (CALL_EXPR_ARG): New.
20565 (call_expr_nargs): New.
20566 (CALL_EXPR_ARGP): New.
20567 (build_nt_call_list): Declare.
20568 (build_vl_exp_stat): Declare.
20569 (build_vl_exp): New.
20570 (build_call_list): Declare.
20571 (build_call_nary): Declare.
20572 (build_call_valist): Declare.
20573 (build_call_array): Declare.
20574 (call_expr_arg): Declare.
20575 (call_expr_argp): Declare.
20576 (call_expr_arglist): Declare.
20577 (fold_build_call_list): Declare.
20578 (fold_build_call_list_initializer): Declare.
20579 (fold_call_expr): Declare to replace fold_builtin.
20580 (fold_builtin_fputs): Update to agree with modified definition.
20581 (fold_builtin_strcpy): Likewise.
20582 (fold_builtin_strncpy): Likewise.
20583 (fold_builtin_memory_chk): Likewise.
20584 (fold_builtin_stxcpy_chk): Likewise.
20585 (fold_builtin_strncpy_chk): Likewise.
20586 (fold_builtin_next_arg): Likewise.
20587 (fold_build_call_expr): Declare.
20588 (fold_builtin_call_list): Declare.
20589 (fold_builtin_call_valist): Declare.
20590 (build_call_expr): Declare.
20591 (validate_arglist): Update to agree with modified definition.
20592 (tree_operand_length): New.
20593 (call_expr_arg_iterator): New.
20594 (init_call_expr_arg_iterator): New.
20595 (next_call_expr_arg): New.
20596 (first_call_expr_arg): New.
20597 (more_call_expr_args_p): New.
20598 (FOR_EACH_CALL_EXPR_ARG): New.
20600 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20601 and tcc_gimple_stmt.
20602 (tree_code_size): Update documentation. Use sizeof (tree) rather
20603 than sizeof (char *).
20604 (tree_size): Likewise. Add case for tcc_vl_exp.
20605 (tree_node_structure): Add case for tcc_vl_exp.
20606 (contains_placeholder_p): Likewise.
20607 (substitute_in_expr): Likewise.
20608 (substitute_placeholder_in_expr): Likewise.
20609 (stabilize_reference_1): Likewise.
20610 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20611 to diagnose breakage of this interface for constructing CALL_EXPRs.
20612 (build_nt): Add similar assertion here.
20613 (build_nt_call_list): New.
20614 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20615 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20617 (get_callee_fndecl): Use new CALL_EXPR accessors.
20618 (tree_operand_check_failed): Change parameters to pass entire node
20619 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20620 (process_call_operands): New.
20621 (build_vl_exp_stat): New.
20622 (build_call_list): New.
20623 (build_call_nary): New.
20624 (build_call_valist): New.
20625 (build_call_array): New.
20626 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20627 (call_expr_arglist): New.
20629 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20630 tcc_vl_exp instead of a fixed-size tcc_expression.
20632 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20633 accessors for CALL_EXPRs.
20634 (AGGR_INIT_EXPR): Likewise.
20636 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20637 Brooks Moses <brooks.moses@codesourcery.com>
20638 Lee Millward <lee.millward@codesourcery.com>
20640 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20641 (expand_builtin_nonlocal_goto): Change parameter to be entire
20642 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20643 (expand_builtin_prefetch): Likewise.
20644 (expand_builtin_classify_type): Likewise.
20645 (mathfn_built_in): Return NULL_TREE instead of 0.
20646 (expand_errno_check): Use new CALL_EXPR accessors.
20647 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20648 Return NULL_RTX instead of 0.
20649 (expand_builtin_mathfn_2): Likewise.
20650 (expand_builtin_mathfn_3): Likewise.
20651 (expand_builtin_interclass_mathfn): Likewise.
20652 (expand_builtin_sincos): Likewise.
20653 (expand_builtin_cexpi): Likewise.
20654 (expand_builtin_int_roundingfn): Likewise.
20655 (expand_builtin_int_roundingfn_2): Likewise.
20656 (expand_builtin_pow): Likewise.
20657 (expand_builtin_powi): Likewise.
20658 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20659 of arglist, fixing callers appropriately. Use new CALL_EXPR
20660 accessors and constructors. Return NULL_RTX instead of 0.
20661 (expand_builtin_strstr): Likewise.
20662 (expand_builtin_strchr): Likewise.
20663 (expand_builtin_strrchr): Likewise.
20664 (expand_builtin_strpbrk): Likewise.
20665 (expand_builtin_memcpy): Likewise.
20666 (expand_builtin_mempcpy): Likewise.
20667 (expand_builtin_mempcpy_args): New.
20668 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20669 (expand_builtin_memmove_args): New.
20670 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20671 (expand_movstr): Likewise.
20672 (expand_builtin_strcpy): Likewise.
20673 (expand_builtin_strcpy_args): New.
20674 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20675 (expand_builtin_strncpy): Likewise.
20676 (expand_builtin_memset): Likewise.
20677 (expand_builtin_memset_args): New.
20678 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20679 (expand_builtin_memcmp): Likewise.
20680 (expand_builtin_strcmp): Likewise.
20681 (expand_builtin_strncmp): Likewise.
20682 (expand_builtin_strcat): Likewise.
20683 (expand_builtin_strncat): Likewise.
20684 (expand_builtin_strspn): Likewise.
20685 (expand_builtin_strcspn): Likewise.
20686 (expand_builtin_args_info): Likewise.
20687 (expand_builtin_va_start): Likewise.
20688 (gimplify_va_arg_expr): Likewise.
20689 (expand_builtin_va_end): Likewise.
20690 (expand_builtin_va_copy): Likewise.
20691 (expand_builtin_frame_address): Likewise.
20692 (expand_builtin_alloca): Likewise.
20693 (expand_builtin_bswap): Likewise.
20694 (expand_builtin_unop): Likewise.
20695 (expand_builtin_fputs): Likewise.
20696 (expand_builtin_expect): Likewise.
20697 (expand_builtin_fabs): Likewise.
20698 (expand_builtin_copysign): Likewise.
20699 (expand_builtin_printf): Likewise.
20700 (expand_builtin_fprintf): Likewise.
20701 (expand_builtin_sprintf): Likewise.
20702 (expand_builtin_init_trampoline): Likewise.
20703 (expand_builtin_signbit): Likewise.
20704 (expand_builtin_fork_or_exec): Likewise.
20705 (expand_builtin_sync_operation): Likewise.
20706 (expand_builtin_compare_and_swap): Likewise.
20707 (expand_builtin_lock_test_and_set): Likewise.
20708 (expand_builtin_lock_release): Likewise.
20709 (expand_builtin): Likewise.
20710 (builtin_mathfn_code): Likewise.
20712 (fold_builtin_constant_p): Pass call arguments individually instead
20713 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20714 accessors and constructors. Return NULL_TREE instead of 0.
20715 (fold_builtin_expect): Likewise.
20716 (fold_builtin_classify_type): Likewise.
20717 (fold_builtin_strlen): Likewise.
20718 (fold_builtin_nan): Likewise.
20719 (integer_valued_real_p): Likewise.
20720 (fold_trunc_transparent_mathfn): Likewise.
20721 (fold_fixed_mathfn): Likewise.
20722 (fold_builtin_cabs): Likewise.
20723 (fold_builtin_sqrt): Likewise.
20724 (fold_builtin_cbrt): Likewise.
20725 (fold_builtin_cos): Likewise.
20726 (fold_builtin_cosh): Likewise.
20727 (fold_builtin_tan): Likewise.
20728 (fold_builtin_sincos): Likewise.
20729 (fold_builtin_cexp): Likewise.
20730 (fold_builtin_trunc): Likewise.
20731 (fold_builtin_floor): Likewise.
20732 (fold_builtin_ceil): Likewise.
20733 (fold_builtin_round): Likewise.
20734 (fold_builtin_int_roundingfn): Likewise.
20735 (fold_builtin_bitop): Likewise.
20736 (fold_builtin_bswap): Likewise.
20737 (fold_builtin_logarithm): Likewise.
20738 (fold_builtin_hypot): Likewise.
20739 (fold_builtin_pow): Likewise.
20740 (fold_builtin_powi): Likewise.
20741 (fold_builtin_exponent): Likewise.
20742 (fold_builtin_memset): Likewise.
20743 (fold_builtin_bzero): Likewise.
20744 (fold_builtin_memory_op): Likewise.
20745 (fold_builtin_bcopy): Deleted; call site changed to invoke
20746 fold_builtin_memory_op directly.
20747 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20748 (fold_builtin_strncpy): Likewise.
20749 (fold_builtin_memcmp): Likewise.
20750 (fold_builtin_strcmp): Likewise.
20751 (fold_builtin_strncmp): Likewise.
20752 (fold_builtin_signbit): Likewise.
20753 (fold_builtin_copysign): Likewise.
20754 (fold_builtin_isascii): Likewise.
20755 (fold_builtin_toascii): Likewise.
20756 (fold_builtin_isdigit): Likewise.
20757 (fold_builtin_fabs): Likewise.
20758 (fold_builtin_abs): Likewise.
20759 (fold_builtin_fmin_fmax): Likewise.
20760 (fold_builtin_carg): Likewise.
20761 (fold_builtin_classify): Likewise.
20762 (fold_builtin_unordered_cmp): Likewise.
20764 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20765 New functions split out from fold_builtin_1.
20766 (fold_builtin_n): New.
20767 (fold_builtin_varargs): New.
20768 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20770 (fold_call_expr): New.
20771 (build_function_call_expr): Rewrite to use new helper function.
20772 (fold_builtin_call_list): New.
20773 (build_call_expr): New.
20774 (fold_builtin_call_valist): New.
20775 (rewrite_call_expr): New.
20776 (validate_arg): New.
20777 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20778 of an arglist. Change return type to bool. Use new CALL_EXPR
20781 (fold_builtin_strstr): Pass call arguments individually instead
20782 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20783 accessors and constructors. Return NULL_TREE instead of 0.
20784 (fold_builtin_strchr): Likewise.
20785 (fold_builtin_strrchr): Likewise.
20786 (fold_builtin_strpbrk): Likewise.
20787 (fold_builtin_strcat): Likewise.
20788 (fold_builtin_strncat): Likewise.
20789 (fold_builtin_strspn): Likewise.
20790 (fold_builtin_strcspn): Likewise.
20791 (fold_builtin_fputs): Likewise.
20792 (fold_builtin_next_arg): Likewise.
20793 (fold_builtin_sprintf): Likewise.
20795 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20796 NULL_RTX instead of 0.
20797 (expand_builtin_memory_chk): Likewise.
20798 (maybe_emit_chk_warning): Likewise.
20799 (maybe_emit_sprintf_chk_warning): Likewise.
20801 (fold_builtin_object_size): Pass call arguments individually instead
20802 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20803 accessors and constructors. Return NULL_TREE instead of 0.
20804 (fold_builtin_memory_chk): Likewise.
20805 (fold_builtin_stxcpy_chk): Likewise.
20806 (fold_builtin_strncpy_chk): Likewise.
20807 (fold_builtin_strcat_chk): Likewise.
20808 (fold_builtin_strcat_chk): Likewise.
20809 (fold_builtin_strncat_chk): Likewise.
20810 (fold_builtin_sprintf_chk): Likewise.
20811 (fold_builtin_snprintf_chk): Likewise.
20812 (fold_builtin_printf): Likewise.
20813 (fold_builtin_vprintf): Likewise.
20815 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20817 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20818 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20819 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20820 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20821 (fold_unary): Likewise.
20822 (fold_binary): Likewise.
20823 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20824 ternary expressions.
20825 (fold): Add logic for tcc_vl_exp.
20826 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20827 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20828 (fold_build3_stat): Add assertion to flag broken interface for
20829 constructing CALL_EXPRs.
20830 (fold_build_call_list): New.
20831 (fold_build_call_list_initializer): New.
20832 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20834 (fold_strip_sign_ops): Likewise.
20836 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20837 Brooks Moses <brooks.moses@codesourcery.com>
20838 Lee Millward <lee.millward@codesourcery.com>
20840 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20841 accessors and dump arguments explicitly.
20843 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20845 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20847 (print_call_name): Use new CALL_EXPR accessors.
20849 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20850 CALL_EXPR arguments explicitly instead of as a list. Use
20851 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20853 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20854 (vrp_visit_stmt): Likewise.
20856 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20857 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20859 (force_move_till_expr): Likewise.
20861 * targhooks.c (default_external_stack_protect_fail): Use
20862 build_call_expr instead of build_function_call_expr.
20863 (default_hidden_stack_protect_fail): Likewise.
20865 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20868 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20869 and walk arguments explicitly.
20871 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20872 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20873 (expand_simple_operations): Likewise.
20874 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20876 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20877 of TREE_CODE_LENGTH.
20878 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20880 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20881 instead of TREE_CODE_LENGTH.
20883 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20884 (tree_ic_transform): Likewise.
20885 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20886 parameter instead of arglist. Fix callers.
20887 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20888 (tree_stringops_transform): Likewise.
20889 (tree_indirect_call_to_profile): Likewise.
20890 (tree_stringops_values_to_profile): Likewise.
20892 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20893 (eliminate_tail_call): Likewise.
20895 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20897 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20898 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20900 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20902 * omp-low.c (build_omp_barrier): Use build_call_expr.
20903 (lower_rec_input_clauses): Likewise.
20904 (lower_reduction_clauses): Likewise.
20905 (expand_parallel_call): Likewise.
20906 (maybe_catch_exception): Likewise.
20907 (expand_omp_for_generic): Likewise.
20908 (expand_omp_for_static_nochunk): Likewise.
20909 (expand_omp_sections): Likewise.
20910 (lower_omp_single_simple): Likewise.
20911 (lower_omp_single_copy): Likewise.
20912 (lower_omp_master): Likewise.
20913 (lower_omp_ordered): Likewise.
20914 (lower_omp_critical): Likewise.
20916 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20917 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20919 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20920 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20921 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20923 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20924 and generalize to handle any number of operands.
20925 (chrec_contains_undetermined): Likewise.
20926 (tree_contains_chrecs): Likewise.
20927 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20929 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20931 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20932 fold_call_expr instead of fold_builtin.
20933 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20934 match declarations there.
20935 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20938 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20939 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20941 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20942 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20944 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20947 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20948 (execute_cse_sincos): Use new CALL_EXPR accessors.
20950 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20952 * gimple-low.c (lower_function_body): Use build_call_expr.
20953 (lower_builtin_setjmp): Likewise.
20955 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20956 (set_storage_via_libcall): Likewise.
20957 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20958 instead of TREE_CODE_LENGTH.
20959 (expand_expr_real_1): Use new CALL_EXPR accessors.
20961 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20962 generalize to handle any number of operands.
20963 (TB_parent_eq): Likewise.
20965 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20966 (strip_builtin_expect): Likewise.
20968 * function.c (gimplify_parameters): Use build_call_expr.
20970 * tree-vectorizer.c (vect_is_simple_reduction): Use
20971 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20973 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20974 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20976 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20979 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20980 (gimplify_decl_expr): Likewise.
20981 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20982 Use new CALL_EXPR iterators.
20983 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20984 (gimplify_modify_expr_to_memset): Likewise.
20985 (gimplify_variable_sized_compare): Likewise.
20986 (gimplify_omp_atomic_fetch_op): Likewise.
20987 (gimplify_omp_atomic_pipeline): Likewise.
20988 (gimplify_omp_atomic_mutex): Likewise.
20989 (gimplify_function_tree): Likewise.
20991 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20992 (call_expr_flags): Likewise.
20993 (expand_call): Likewise.
20995 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20996 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20999 * coverage.c (create_coverage): Use build_call_expr.
21001 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21002 (temp_call_expr_obstack): New.
21003 (pool_copy_list): Delete.
21004 (temp_copy_call_expr): New.
21005 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21006 CALL_EXPR accessors. Get rid of special goo for copying argument
21007 lists and use temp_copy_call_expr instead.
21008 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21009 CALL_EXPR accessors.
21010 (create_expression_by_pieces): Likewise. Use build_call_array
21011 to construct the result instead of fold_build3.
21012 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21013 dealing with argument lists.
21014 (init_pre): Remove references to expression_node_pool and
21015 list_node_pool. Init temp_call_expr_obstack instead.
21016 (fini_pre): Remove references to expression_node_pool and
21019 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21020 and walk arguments explicitly instead of as a list.
21022 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21023 (mx_register_decls): Likewise.
21024 (mudflap_register_call): Likewise.
21025 (mudflap_finish_file): Likewise.
21027 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21028 (ipa_callsite_compute_param): Likewise.
21030 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21031 accessors and constructor.
21033 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21034 accessors and constructor.
21035 (convert_tramp_reference): Likewise.
21036 (convert_call_expr): Likewise.
21037 (finalize_nesting_tree_1): Likewise.
21039 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21042 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21044 * tree-inline.c (initialize_inlined_parameters): Pass entire
21045 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21047 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21048 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21050 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21051 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21052 (vectorizable_reduction): Likewise.
21053 (vectorizable_call): Use new CALL_EXPR iterators.
21054 (vectorizable_conversion): Use build_call_expr.
21055 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21056 (vect_gen_widened_results_half): Use build_call_expr.
21057 (vect_setup_realignment): Likewise.
21058 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21060 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21061 (pass_through_call): Likewise.
21062 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21065 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21066 (tree_gen_pow2_profiler): Likewise.
21067 (tree_gen_one_value_profiler): Likewise.
21068 (tree_gen_ic_func_profiler): Likewise.
21069 (tree_gen_average_profiler): Likewise.
21070 (tree_gen_ior_profiler): Likewise.
21072 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21073 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21074 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21076 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21077 of TREE_CODE_LENGTH.
21079 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21080 of TREE_CODE_LENGTH.
21082 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21084 (convert_to_integer): Likewise.
21086 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21089 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21090 Brooks Moses <brooks.moses@codesourcery.com>
21091 Lee Millward <lee.millward@codesourcery.com>
21093 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21095 * config/frv/frv.c (frv_expand_builtin): Likewise.
21096 * config/s390/s390.c (s390_expand_builtin): Likewise.
21098 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21099 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21101 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21102 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21103 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21104 (ix86_expand_store_builtin): Likewise.
21105 (ix86_expand_unop_builtin): Likewise.
21106 (ix86_expand_unop1_builtin): Likewise.
21107 (ix86_expand_sse_compare): Likewise.
21108 (ix86_expand_sse_comi): Likewise.
21109 (ix86_expand_vec_init_builtin): Likewise.
21110 (ix86_expand_vec_ext_builtin): Likewise.
21111 (ix86_expand_vec_set_builtin): Likewise.
21112 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21114 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21115 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21117 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21118 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21119 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21121 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21123 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21124 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21125 arglist. Use new CALL_EXPR accessors. Fix callers.
21126 (altivec_expand_abs_builtin): Likewise.
21127 (rs6000_expand_binop_builtin): Likewise.
21128 (altivec_expand_predicate_builtin): Likewise.
21129 (altivec_expand_lv_builtin): Likewise.
21130 (spe_expand_stv_builtin): Likewise.
21131 (altivec_expand_stv_builtin): Likewise.
21132 (rs6000_expand_ternop_builtin): Likewise.
21133 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21134 (altivec_expand_st_builtin): Likewise.
21135 (altivec_expand_dst_builtin): Likewise.
21136 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21137 arglist. Use new CALL_EXPR accessors. Fix callers.
21138 (altivec_expand_vec_set_builtin): Likewise.
21139 (altivec_expand_vec_ext_builtin): Likewise.
21140 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21141 (spe_expand_builtin): Likewise.
21142 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21143 arglist. Use new CALL_EXPR accessors. Fix callers.
21144 (spe_expand_evsel_builtin): Likewise.
21145 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21146 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21148 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21149 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21150 (arm_expand_unop_builtin): Likewise.
21151 (arm_expand_builtin): Use new CALL_EXPR accessors.
21153 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21156 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21157 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21159 (bfin_expand_unop_builtin): Likewise.
21160 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21162 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21163 Brooks Moses <brooks.moses@codesourcery.com>
21164 Lee Millward <lee.millward@codesourcery.com>
21166 * c-semantics.c (build_stmt): Add internal diagnostic check.
21168 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21169 accessors. Print arguments explicitly instead of as a list.
21171 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21173 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21174 (c_finish_omp_flish): Likewise.
21176 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21177 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21178 instead of TREE_CODE_LENGTH.
21179 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21180 (c_warn_unused_result): Likewise.
21182 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21185 * doc/invoke.texi (Warning Options): Remove
21186 -Werror-implicit-function-declaration.
21187 (Wimplicit-function-declaration): Update description.
21188 * opts.c (common_handle_option): Move handling of -Werror=* to...
21189 (enable_warning_as_error): ...here.
21190 * opts.h (enable_warning_as_error): Declare.
21191 * c-decl.c (implicit_decl_warning): Unless
21192 -Wno-implicit-function-declaration is given, emit a pedwarn if
21193 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21194 * c.opt (Wimplicit-function-declaration): Replace
21195 mesg_implicit_function_declaration with
21196 warn_implicit_function_declaration.
21197 * c-opts.c (c_common_handle_option):
21198 -Werror-implicit-function-declaration is exactly equal as
21199 -Werror=implicit-function-declaration.
21200 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21201 warn_implicit_function_declaration.
21202 (c_common_post_options): -Wimplict-function-declaration is enabled
21203 by default by -std=c99, otherwise is disabled by default.
21204 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21206 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21208 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21209 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21210 former is ignored but not the latter.
21212 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21214 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21215 is made and the reference doesn't use the alias set of its type,
21216 do not create the temporary using that type.
21218 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21220 * jump.c: Remove prototypes for delete_computation and
21221 delete_prior_computation.
21223 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21225 * jump.c (get_label_after): Delete.
21226 (get_label_before, delete_computation, delete_jump,
21227 delete_prior_computation, follow_jumps): Move...
21228 * reorg.c (delete_computation, delete_prior_computation): ... here...
21229 (get_label_before, delete_jump): ... making these static ...
21230 (follow_jumps): ... and simplifying this since it only runs after
21232 * rtl.h (get_label_after, get_label_before, delete_jump,
21233 follow_jumps): Delete prototypes.
21235 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21237 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21239 2007-02-15 Nick Clifton <nickc@redhat.com>
21241 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21242 order to prevent it from being munged by the target.
21244 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21246 * config/i386/i386.md: Remove misleading comment.
21248 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21250 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21251 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21254 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21256 * tree-sra.c (instantiate_missing_elements): Canonicalize
21258 (sra_build_assignment): New.
21259 (generate_copy_inout, generate_element_copy,
21260 generate_element_zero, generate_one_element_init): Use it.
21262 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21264 * tree-sra.c (instantiate_missing_elements): Canonicalize
21266 (sra_build_assignment): New.
21267 (generate_copy_inout, generate_element_copy,
21268 generate_element_zero, generate_one_element_init): Use it.
21270 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21272 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21275 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21277 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21278 types as aggregates not scalars.
21279 * function.c (assign_stack_temp_for_type): Likewise.
21281 2007-02-14 Roger Sayle <roger@eyesopen.com>
21282 Zdenek Dvorak <dvorakz@suse.cz>
21284 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21287 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21289 * passes.c (next_pass_1): Clear the next field of the copied
21292 2007-02-14 Richard Henderson <rth@redhat.com>
21294 * tree-sra.c (early_sra): New.
21295 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21296 (tree_sra_early, pass_sra_early): New.
21297 * tree-pass.h (pass_sra_early): Declare.
21298 * passes.c (init_optimization_passes): Use it.
21300 2007-02-14 Richard Guenther <rguenther@suse.de>
21302 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21304 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21306 PR tree-optimization/30771
21307 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21309 (vect_analyze_operations): Induction phis can now be marked as
21311 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21312 Update documentation accordingly.
21314 2007-02-14 Nick Clifton <nickc@redhat.com>
21316 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21317 most 3 arguments are supported.
21318 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21320 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21322 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21323 Ensure dst->current is valid.
21325 2007-02-13 Paul Brook <paul@codesourcery.com>
21327 * config.gcc: Add arm*-*-uclinux-*eabi.
21328 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21329 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21330 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21331 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21332 (LINK_SPEC): Define.
21333 (LIB_SPEC): Define.
21334 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21336 * config/arm/uclinux-eabi.h: New file.
21337 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21338 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21341 2007-02-13 Ian Lance Taylor <iant@google.com>
21343 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21344 * flags.h (warn_strict_overflow): Declare.
21345 (enum warn_strict_overflow_code): Define.
21346 (issue_strict_overflow_warning): New static inline function.
21347 * opts.c (warn_strict_overflow): New variable.
21348 (common_handle_option): Handle OPT_Wstrict_overflow and
21349 OPT_Wstrict_overflow_.
21350 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21352 * fold-const.c: Include intl.h.
21353 (fold_deferring_overflow_warnings): New static variable.
21354 (fold_deferred_overflow_warning): New static variable.
21355 (fold_deferred_overflow_code): New static variable.
21356 (fold_defer_overflow_warnings): New function.
21357 (fold_undefer_overflow_warnings): New function.
21358 (fold_undefer_and_ignore_overflow_warnings): New function.
21359 (fold_deferring_overflow_warnings_p): New function.
21360 (fold_overflow_warning): New static function.
21361 (make_range): Add strict_overflow_p parameter. Change all
21363 (extract_muldiv, extract_muldiv_1): Likewise.
21364 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21365 tree_expr_nonnegative_p.
21366 (fold_negate_expr): Call fold_overflow_warning.
21367 (fold_range_test): Likewise.
21368 (fold_comparison): Likewise.
21369 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21370 instead of tree_expr_nonnegative_p.
21371 (tree_expr_nonnegative_warnv_p): Rename from
21372 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21373 (tree_expr_nonnegative_p): New function.
21374 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21375 strict_overflow_p parameter.
21376 (tree_expr_nonzero_p): New function.
21377 * passes.c (verify_interpass_invariants): New static function.
21378 (execute_one_pass): Call it.
21379 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21381 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21382 (estimate_numbers_of_iterations): Likewise.
21383 (scev_probably_wraps_p): Likewise.
21384 * tree-ssa-ccp.c: Include "toplev.h".
21385 (evaluate_stmt): Defer fold overflow warnings until we know we are
21387 (struct fold_stmt_r_data): Add stmt field.
21388 (fold_stmt_r): Defer fold overflow warnings until we know we
21390 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21391 (fold_stmt_inplace): Likewise.
21392 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21393 (cleanup_control_expr_graph): Defer fold overflow warnings until
21394 we know we are going to optimize.
21395 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21396 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21398 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21399 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21400 * tree-ssa-loop-manip.c (create_iv): Likewise.
21401 * c-typeck.c (build_conditional_expr): Likewise.
21402 (build_binary_op): Likewise.
21403 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21404 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21405 (extract_range_from_unary_expr): Likewise.
21406 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21407 assuming that signed overflow does not occur.
21408 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21409 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21410 (fold_defer_overflow_warnings): Declare.
21411 (fold_undefer_overflow_warnings): Declare.
21412 (fold_undefer_and_ignore_overflow_warnings): Declare.
21413 (fold_deferring_overflow_warnings_p): Declare.
21414 (tree_expr_nonzero_warnv_p): Declare.
21415 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21416 of warning options.
21417 (Warning Options): Document -Wstrict-overflow.
21418 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21419 (tree-ssa-ccp.o): Likewise.
21420 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21421 (fold-const.o): Depend on intl.h.
21423 2007-02-13 Ian Lance Taylor <iant@google.com>
21425 PR middle-end/30751
21426 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21429 2007-02-13 Stuart Hastings <stuart@apple.com>
21431 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21433 2007-02-13 Richard Henderson <rth@redhat.com>
21435 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21436 handled_component_p before looking for the indirect_ref.
21438 2007-02-13 Richard Henderson <rth@redhat.com>
21440 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21441 remove flags clobber.
21442 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21443 (bswaphi_lowpart): New.
21444 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21445 remove TARGET_BSWAP test. Delete expander of the same name.
21447 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21448 (expand_unop): Use them.
21450 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21452 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21453 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21454 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21455 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21456 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21457 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21458 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21459 assembler dialect choice from asm templates.
21461 2007-02-12 Richard Henderson <rth@redhat.com>
21463 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21464 (fixuns_trunc<SSEMODEF>si2): Use it.
21465 * config/i386/sse.md (vec_setv4sf_0): Export.
21466 * config/i386/i386.c (ix86_build_const_vector): Export.
21467 (ix86_split_convert_uns_si_sse): Rename from
21468 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21469 * config/i386/i386-protos.h: Update.
21471 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21474 * c-typeck.c (c_finish_return): Improve warning message.
21476 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21478 * alias.c (find_symbolic_term): Delete unused function.
21480 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21482 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21483 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21484 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21486 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21488 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21489 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21490 the function, temporarily point the debug interface to the null one.
21492 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21494 * dwarf2out.c (round_up_to_align): New static function.
21495 (field_byte_offset): Use it to round the offset.
21497 2007-02-12 Richard Henderson <rth@redhat.com>
21499 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21500 (inswl_const): Export.
21502 2007-02-12 Richard Henderson <rth@redhat.com>
21504 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21505 result mode of the libcall, convert back to outmode.
21507 2007-02-12 Roger Sayle <roger@eyesopen.com>
21509 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21510 (bswapdi2): New define_expand to implement 32-bit implementation.
21512 2007-02-12 Nick Clifton <nickc@redhat.com>
21514 * doc/invoke.texi (Overall Options): Document --help=.
21515 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21516 (cc1_options): Pass --help= on to cc1.
21517 (display_help): Add description of --help=.
21518 (process_command): Add code to handle --help=. Allow translated
21519 --help and --target-help switches to be passed on to compiler
21521 (main): Remove unused if statement.
21522 * opts.c (columns): Remove.
21523 (LEFT_COLUMN): Define.
21524 (wrap_help): Add columns argument.
21525 (print_filtered_help): Change parameters to be an include bitmask,
21526 an exclude bitmask, an any bitmask and the column width. Move the
21527 code to display the params list here. Add code to display the
21528 status of options rather than their descriptions if the quiet flag
21530 (print_specific_help): Change parameters to be an include bitmask,
21531 an exclude bitmask and an any bitmask. Move code to look up the
21532 column width here. Decide upon the title for an options listing.
21533 (common_handle_options): Add code to handle --help=. Adapt code
21534 for --help and --target-help to use the revised form of the
21535 print_specific_help function.
21536 (print_help): Delete.
21537 (print_param_help): Delete.
21538 (print_switch): Delete.
21539 * opts.h (cl_lang_count): Add prototype.
21540 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21541 CL_MAX_OPTION_CLASS): New defines.
21542 * optc-gen.awk: Add construction of cl_lang_count.
21543 * c.opt: Add Warning attribute to warning options and Optimization
21544 attribute to optimization options.
21545 * common.opt: Likewise.
21547 Add -fhelp and -ftarget-help as aliases for the transformed --help
21548 and --target-help options.
21549 * opt-functions.awk: Add code to handle Warning and Optimization
21552 2007-02-12 Richard Henderson <rth@redhat.com>
21554 * config/alpha/constraints.md: New file.
21555 * config/alpha/alpha.c: Include tm-constrs.h.
21556 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21557 alpha_extra_constraint): Remove.
21558 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21559 * config/alpha/alpha-protos.h: Update.
21560 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21561 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21562 (EXTRA_CONSTRAINT): Remove.
21563 * config/alpha/alpha.md: Include constraints.md.
21564 (adddi splitter): Use satisfies_constraint_*.
21565 * config/alpha/predicates.md (add_operand): Likewise.
21566 (sext_add_operand, addition_operation): Likewise.
21568 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21570 PR tree-optimization/29145
21571 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21572 in our handling of restrict qualified pointers.
21574 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21577 * doc/invoke.texi (Wunused-value): Update description.
21578 (Wextra): Delete item.
21579 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21580 value of Wunused-value.
21581 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21582 (c_finish_stmt_expr): Don't check extra_warnings.
21583 (emit_side_effect_warnings): The caller is responsible to check
21586 2007-02-11 Roger Sayle <roger@eyesopen.com>
21587 Matt Thomas <matt@3am-software.com>
21589 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21591 2007-02-11 Roger Sayle <roger@eyesopen.com>
21593 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21594 comparisons of POPCOUNT against zero.
21595 (simplify_const_relational_operation): Likewise.
21597 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21599 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21601 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21603 * dwarf2out.c (root_type): Delete unused function.
21605 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21607 * genattrtab.c (contained_in_p): Delete unused function.
21608 (write_expr_attr_cache): Likewise.
21610 2007-02-11 Jan Hubicka <jh@suse.cz>
21612 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21615 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21617 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21618 to add the REG_EQ* note.
21619 * see.c (see_merge_one_use_extension): Likewise.
21620 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21621 turn REG_EQUAL notes into REG_EQUIV notes if the target
21622 register may have more than one set.
21623 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21624 * gcse.c (try_replace_reg): Likewise.
21625 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21626 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21627 more than one REG_EQUIV note.
21628 * reload1.c (gen_reload): Use set_unique_reg_note.
21630 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21632 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21633 (ix86_builtin_conversion): New function.
21635 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21638 * tree.h (DECL_REPLACEABLE_P): New macro.
21639 * except.c (set_nothrow_function_flags): Likewise.
21641 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21642 Ira Rosen <irar@il.ibm.com>
21643 Dorit Nuzman <dorit@il.ibm.com>
21645 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21646 * targhooks.c (default_builtin_vectorized_conversion): New.
21647 * targhooks.h (default_builtin_vectorized_function): New declaration.
21648 * target.h (struct vectorize): Add builtin_conversion field.
21649 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21650 stmt_vec_info_type value.
21651 (vectorizable_conversion): New declaration.
21652 * tree-vect-analyze.c (vect_analyze_operations): Add
21653 vectorizable_conversion call.
21654 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21655 * tree-vect-transform.c (vectorizable_conversion): New function.
21656 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21657 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21659 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21660 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21661 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21662 or ALTIVEC_BUILTIN_VCFSX.
21664 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21667 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21668 CONST_DOUBLE and operand 0 is a hard register.
21669 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21670 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21671 is a hard floating-point register.
21673 2007-02-10 Richard Henderson <rth@redhat.com>
21674 Jakub Jelinek <jakub@redhat.com>
21675 Alexandre Oliva <aoliva@redhat.com>
21677 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21678 * builtin-types.def (BT_WORD): Make unsigned.
21679 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21680 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21681 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21682 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21683 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21684 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21686 * expr.c (emutls_var_address): New.
21687 (expand_expr_real_1): Expand emulated tls.
21688 (expand_expr_addr_expr_1): Likewise.
21689 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21690 * output.h (emutls_finish): Declare.
21691 * toplev.c (compile_file): Call it.
21692 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21693 address before wrapping in CONST.
21694 * varasm.c (emutls_htab, emutls_object_type): New.
21695 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21696 (get_emutls_object_name, get_emutls_object_type): New.
21697 (get_emutls_init_templ_addr, emutls_decl): New.
21698 (emutls_common_1, emutls_finish): New.
21699 (assemble_variable): When emulating tls, swap decls; generate
21700 constructor for the emutls objects.
21701 (do_assemble_alias): When emulating tls, swap decl and target name.
21702 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21704 * varpool.c (decide_is_variable_needed): Look at force_output.
21705 Recurse for emulated tls.
21706 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21707 with decide_is_variable_needed.
21708 * emutls.c: New file.
21709 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21710 tls_object for real tls.
21712 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21714 PR rtl-optimization/29599
21715 * reload1.c (eliminate_regs_in_insn): Take the destination
21716 mode into account when computing the offset.
21718 2007-02-09 Stuart Hastings <stuart@apple.com>
21719 Richard Henderson <rth@redhat.com>
21721 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21722 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21723 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21724 fixuns_truncdfhi2): New.
21725 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21726 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21727 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21728 (floatunssidf2): Allow nonimmediate source.
21729 * config/i386/sse.md (movdi_to_sse): New.
21730 (vec_concatv2di): Drop '*'.
21731 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21732 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21733 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21735 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21736 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21737 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21738 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21739 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21740 ix86_build_const_vector.
21741 (x86_emit_floatuns): Rewrite.
21743 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21745 * genautomata.c (longest_path_length): Delete unused function.
21746 (struct state): Delete unused longest_path_length.
21747 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21748 (get_free_state): Delete unused.
21750 2007-02-09 Jan Hubicka <jh@suse.cz>
21752 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21753 * doc/invoke.texi (inline-unit-growth): Update default value.
21755 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21756 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21757 (rebuild_cgraph_edges): Likewise.
21758 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21759 (dump_cgraph_node): Dump frequencies.
21760 (cgraph_clone_edge): Add frequency scales.
21761 (cgraph_clone_node): Add freuqnecy.
21762 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21763 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21764 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21765 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21766 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21767 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21768 (save_inline_function_body): Likewise.
21769 * ipa-inline.c: inluce rtl.h
21770 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21771 (cgraph_edge_badness): Use frequencies.
21772 (cgraph_decide_recursive_inlining): Update clonning.
21773 (cgraph_decide_inlining_of_small_function): Dump frequency.
21774 * predict.c (estimate_bb_frequencies): Export.
21775 * predict.h (estimate_bb_frequencies): Declare.
21776 * tree-inline.c (copy_bb): Watch overflows.
21777 (expand_call_inline): Update call of cgraph_create_edge.
21778 (optimize_inline_calls): Use TODO flags to update frequnecies.
21779 * passes.h: Include predict.h
21780 (init_optimization_passes): Move profile ahead.
21781 (execute_function_todo): Handle TODO_rebuild_frequencies.
21783 2007-02-09 Roger Sayle <roger@eyesopen.com>
21785 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21786 the insbl or inswl pattern into a register.
21788 2007-02-09 Roger Sayle <roger@eyesopen.com>
21790 * config/ia64/ia64.md (bswapdi2): New define_insn.
21792 2007-02-09 Richard Henderson <rth@redhat.com>
21794 * config/i386/constraints.md (Ym): New constraint.
21795 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21796 (movdi_1_rex64): Split sse and xmm general register moves from
21797 memory move alternatives. Use conditional register constraints.
21798 (movsf_1, movdf_integer): Likewise.
21799 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21800 (movdf_integer_rex64): New.
21801 (pushsf_rex64): Fix output constraints.
21802 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21803 (sse2_stored): Likewise.
21804 (sse2_storeq_rex64): New.
21805 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21806 amd and not generic.
21807 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21808 for optimize_size. Remove SF/DFmode hack.
21810 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21812 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21815 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21816 Richard Sandiford <richard@codesourcery.com>
21818 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21819 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21820 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21821 m68k/t-mlib to tmake_file.
21822 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21823 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21824 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21825 Allow it to be cf or m68k. Set m68k_arch_family. If that
21826 variable is not empty, add t-$m68k_arch_family to tmake_file.
21827 Add t-mlibs to tmake_file.
21828 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21829 * config/m68k/t-cf: New file.
21830 * config/m68k/t-m68k: Likewise.
21831 * config/m68k/t-mlibs: Likewise.
21832 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21833 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21834 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21835 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21836 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21838 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21839 (INSTALL_LIBGCC): Delete.
21840 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21841 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21842 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21843 (M68K_MLIB_CPU): Define.
21844 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21845 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21846 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21848 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21849 Richard Guenther <rguenther@suse.de>
21851 PR middle-end/23361
21852 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21853 against INT_MIN/INT_MAX.
21854 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21855 file if a loop is removed.
21857 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21859 * calls.c (store_one_arg): Pass correct alignment to
21860 emit_push_insn for non-BLKmode values.
21861 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21862 unaligned stack slot via a suitably aligned slot.
21864 2007-02-08 DJ Delorie <dj@redhat.com>
21866 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21868 (legal_subregs): Use unsigned char, make const.
21869 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21871 2007-02-08 Paul Brook <paul@codesourcery.com>
21873 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21874 special interworking needed.
21876 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21878 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21879 conditional to __SSE2__.
21880 (Entries below should have been added to first ChangeLog
21881 entry for amdfam10 dated 2007-02-05)
21882 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21884 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21886 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21889 2007-02-08 DJ Delorie <dj@redhat.com>
21891 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21892 * config/m32c/m32c.c (legal_subregs): New.
21893 (m32c_illegal_subreg_p): New.
21894 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21895 unsupported subregs of hard regs.
21897 2007-02-08 Jan Hubicka <jh@suse.cz>
21899 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21900 the same one; always update histograms.
21902 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21904 * passes.c (init_optimization_passes): Tidy comment.
21906 2007-02-08 Roger Sayle <roger@eyesopen.com>
21908 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21909 strip zero_extend, bswap and rotates from POCOUNT's argument.
21910 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21911 zero_extend and rotates from PARITY's argument.
21912 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21913 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21914 of an integer constant at compile-time.
21916 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21919 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21921 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21924 * tree-ssa-live.c (remove_unused_locals): Do not remove
21925 TREE_ADDRESSABLE variables.
21926 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21927 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21928 FOR_CLOBBER. Update all users.
21929 If VAR has an associated alias set, add a virtual operand for
21930 it if no alias is found to conflict with the memory reference.
21932 2007-02-07 Jan Hubicka <jh@suse.cz>
21933 Robert Kidd <rkidd@crhc.uiuc.edu>
21935 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21937 2007-02-07 Ian Lance Taylor <iant@google.com>
21939 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21941 2007-02-07 Roger Sayle <roger@eyesopen.com>
21943 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21944 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21945 tablejumpdi, movsi_to_cr_one): Remove constraints from
21946 define_expand's match_operands.
21948 2007-02-07 Roger Sayle <roger@eyesopen.com>
21950 * global.c (compute_regsets): Move declatation of "i" inside of
21951 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21953 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21956 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21957 of INDIRECT_REF <RESULT_DECL>.
21959 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21961 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21962 Kaz Kojima <kkojima@gcc.gnu.org>
21965 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21967 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21969 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21971 * doc/loop.texi: Document possibility not to perform disambiguation
21972 of loops with multiple latches.
21973 * cfgloopmanip.c (alp_enum_p): Removed.
21974 (add_loop): Handle subloops. Use get_loop_body_with_size.
21975 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21976 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21977 the new forwarder block.
21978 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21979 Handle the case latch is NULL.
21980 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21981 modifications when marking loop exits.
21982 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21984 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21985 disambiguate_loops_with_multiple_latches.
21986 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21987 before fix_loop_structure.
21988 * cfgloop.c: Include pointer-set.h and output.h.
21989 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21990 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21991 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21992 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21993 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21994 disambiguate_multiple_latches, get_loop_body_with_size,
21995 disambiguate_loops_with_multiple_latches): New functions.
21996 (flow_loop_dump): Dump multiple latch edges.
21997 (flow_loop_nodes_find): Handle loops with multiple latches.
21998 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21999 (glb_enum_p): Modified.
22000 (get_loop_body): Use get_loop_body_with_size.
22001 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22002 (AVOID_CFG_MODIFICATIONS): New constant.
22003 (disambiguate_loops_with_multiple_latches, add_loop,
22004 get_loop_body_with_size): Declare.
22005 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22007 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22009 PR inline-asm/28686
22010 * global.c (compute_regsets): New function.
22011 (global_alloc): Refactored ELIMINABLE_REGSET
22012 and NO_GLOBAL_ALLOC_REGS computation out.
22013 (rest_of_handle_global_alloc): Call compute_regsets()
22014 for non-optimizing case.
22016 2007-02-06 Richard Henderson <rth@redhat.com>
22018 * config/i386/constraints.md (Y2): Rename from Y.
22019 (Yi): New constraint.
22020 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22021 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22022 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22023 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22024 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22025 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22026 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22027 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22028 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22029 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22030 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22031 vec_extractv2si_1): Change Y constraints to Y2.
22032 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22033 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22034 Change Y constraints to Y2.
22035 (sse2_loadld): Change Y constraints to x.
22037 2007-02-06 Roger Sayle <roger@eyesopen.com>
22039 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22040 (parity<mode>2): New define_expand using rs6000_emit_parity.
22041 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22042 rs6000_emit_parity): New functions.
22043 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22044 rs6000_emit_parity): Prototype here.
22046 2007-02-06 Ian Lance Taylor <iant@google.com>
22048 * lower-subreg.c (simple_move_operand): Reject CONST.
22049 (resolve_clobber): Call validate_change rather than directly
22050 assigning to XEXP (pat, 0).
22052 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22054 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22055 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22056 (tree-cfg.o): Remove hashtab.h dependency.
22058 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22059 (struct ivopts_data): Change niters to pointer_map_t.
22060 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22061 (niter_for_exit): Create pointer_map on demand. Change for
22063 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22064 (free_loop_data): Destroy data->niters if created and reset field.
22065 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22066 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22068 * tree-ssa-reassoc.c: Include pointer-set.h.
22069 (bb_rank): Change to long *.
22070 (operand_rank): Change to pointer_map_t.
22071 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22072 (insert_operand_rank): Accept long.
22073 (operand_entry_hash, operand_entry_eq): Remove.
22074 (get_rank): Return long. Adjust for changes above.
22075 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22077 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22079 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22080 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22081 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22083 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22084 directly since it cannot be NULL.
22085 (get_vi_for_tree): Rewrite for pointer_map API.
22086 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22087 (init_alias_vars): Create vi_for_tree as pointer_map.
22088 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22090 * tree-cfg.c: Don't include hashtab.h.
22091 (edge_to_cases): Declare as pointer_map.
22092 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22094 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22095 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22096 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22098 (record_switch_edge): Delete.
22099 (get_cases_for_edge): Adjust for pointer_map API, inline
22100 record_switch_edge (rewritten for new API), remove goto.
22102 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22104 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22105 * tree-nested.c: Include pointer-set.h.
22106 (var_map_elt, var_map_eq, var_map_hash): Delete.
22107 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22108 to pointer_map_t's.
22109 (nesting_info_bitmap_obstack): New.
22110 (lookup_field_for_decl): Adjust for pointer_map API.
22111 (lookup_tramp_for_decl): Adjust for pointer_map API.
22112 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22113 (get_local_debug_decl): Adjust for pointer_map API.
22114 (convert_nl_goto_reference): Adjust for pointer_map API.
22115 (convert_nl_goto_receiver): Adjust for pointer_map API.
22116 (create_nesting_tree): Create outside GGC space. Create bitmap on
22117 the new obstack. Create field_map and var_map as pointer_maps.
22118 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22120 (lower_nested_functions): Move root here, no need to NULL it.
22121 Initialize and release the obstack.
22123 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22125 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22126 Remove prototypes and make them non-static.
22127 (struct tree_int_map): Remove.
22128 * tree.h (struct tree_int_map): Move here, turning TO into an
22130 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22132 * tree.h (TREE_COMPLEXITY): Remove.
22133 (struct tree_exp): Remove complexity field.
22134 * tree.c (build1_stat): Don't set it.
22136 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22137 Victor Kaplansky <victork@il.ibm.com>
22139 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22140 (vect_is_simple_reduction): Support reduction with induction as
22141 one of the operands.
22142 (vect_is_simple_iv_evolution): Fix formatting.
22143 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22144 formatting. Don't mark induction phis for vectorization.
22145 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22146 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22147 (vect_get_vec_def_for_operand): Support induction.
22148 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22150 (vectorizable_reduction): Support reduction with induction as one of
22152 (vectorizable_type_demotion): Use def-type of stmt argument rather
22153 than dummy def-type.
22155 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22156 flag_tree_scev_cprop.
22157 * common.opt (tree-scev-cprop): New flag.
22159 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22160 call to vect_get_new_vect_var.
22162 2007-02-06 Ira Rosen <irar@il.ibm.com>
22164 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22165 vectype is not NULL.
22166 (vect_pattern_recog_1): Likewise.
22168 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22170 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22171 (fold_negate_expr): Likewise.
22173 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22176 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22177 even if cv-qualification is the same.
22179 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22181 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22182 __enable_execute_stack on completion.
22184 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22186 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22187 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22188 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22189 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22190 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22191 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22192 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22193 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22195 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22197 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22198 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22199 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22200 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22201 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22202 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22203 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22204 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22205 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22206 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22207 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22208 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22209 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22210 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22211 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22212 sqrtextenddfxf2_i387): Added amdfam10_decode.
22214 * config/i386/athlon.md (athlon_idirect_amdfam10,
22215 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22216 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22217 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22218 athlon_ivector_store_amdfam10): New define_insn_reservation.
22219 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22222 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22224 * config/i386/athlon.md (athlon_call_amdfam10,
22225 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22226 define_insn_reservation.
22227 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22228 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22229 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22231 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22233 * config/i386/athlon.md (athlon_sseld_amdfam10,
22234 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22235 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22237 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22239 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22240 define_insn_reservation.
22241 * config/i386/i386.md (sseins): Added sseins to define_attr type
22242 and define_attr unit.
22243 * config/i386/sse.md: Set type attribute to sseins for insertq
22246 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22248 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22249 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22250 ssecomi_load_amdfam10, ssecomi_amdfam10,
22251 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22252 define_insn_reservation.
22253 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22255 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22257 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22258 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22259 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22260 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22261 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22262 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22263 define_insn_reservation.
22265 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22266 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22267 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22268 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22269 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22271 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22273 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22274 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22275 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22276 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22277 athlon_ssemul_load_k8): Added amdfam10.
22279 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22281 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22282 (x86_sse_unaligned_move_optimal): New variable.
22284 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22286 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22287 for unaligned vector SSE double/single precision loads for AMDFAM10.
22289 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22291 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22292 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22293 Define TARGET_CPU_DEFAULT_amdfam10.
22294 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22295 (processor_type): Add PROCESSOR_AMDFAM10.
22297 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22298 processor_type in config/i386/i386.h.
22299 Enable imul peepholes for TARGET_AMDFAM10.
22301 * config.gcc: Add support for --with-cpu option for amdfam10.
22303 * config/i386/i386.c (amdfam10_cost): New variable.
22304 (m_AMDFAM10): New macro.
22305 (m_ATHLON_K8_AMDFAM10): New macro.
22306 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22307 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22308 x86_promote_QImode, x86_integer_DFmode_moves,
22309 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22310 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22311 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22312 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22313 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22314 Enable/disable for amdfam10.
22315 (override_options): Add amdfam10_cost to processor_target_table.
22316 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22317 processor_alias_table.
22318 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22319 (ix86_adjust_cost): Add code for amdfam10.
22321 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22323 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22324 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22325 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22326 * config/i386/i386.h: Add builtin definition for SSE4A.
22327 * config/i386/i386.md: Add support for ABM instructions
22328 (popcnt and lzcnt).
22329 * config/i386/sse.md: Add support for SSE4A instructions
22330 (movntss, movntsd, extrq, insertq).
22331 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22332 Add -march=amdfam10 flag.
22333 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22334 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22336 * doc/extend.texi: Add documentation for SSE4A builtins.
22338 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22340 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22342 2007-02-05 Richard Guenther <rguenther@suse.de>
22344 * tree-vectorizer.h (vectorizable_function): Add argument type
22345 argument, change return type.
22346 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22347 * tree-vect-transform.c (vectorizable_function): Handle extra
22348 argument, return vectorized function decl.
22349 (build_vectorized_function_call): Remove.
22350 (vectorizable_call): Handle calls with result and argument types
22351 differing. Handle loop vectorization factor correctly.
22352 * targhooks.c (default_builtin_vectorized_function): Adjust for
22354 * targhooks.h (default_builtin_vectorized_function): Likewise.
22355 * target.h (builtin_vectorized_function): Add argument type
22357 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22358 extra argument, allow vectorizing of lrintf.
22359 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22360 documentation of target hook.
22362 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22365 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22366 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22367 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22369 2007-02-05 Roger Sayle <roger@eyesopen.com>
22371 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22372 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22373 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22374 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22375 before canonicalizing sincos to cexpi.
22376 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22378 2007-02-05 Roger Sayle <roger@eyesopen.com>
22380 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22381 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22382 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22384 2007-02-05 Roger Sayle <roger@eyesopen.com>
22386 * mips-tfile.c (initialize_init_file): Correct endianness test.
22388 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22390 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22391 the 'y' constraint.
22393 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22395 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22396 saves in a PARALLEL before the register assignments.
22398 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22400 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22401 DWARF_FRAME_RETURN_COLUMN to be a general register.
22402 * dwarf2out.c (init_return_column_size): New function, split from...
22403 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22404 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22405 to be nongeneral registers.
22406 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22408 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22409 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22411 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22413 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22415 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22417 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22418 (remove_path): Use can_remove_branch_p and remove_branch instead
22419 of loop_delete_branch_edge.
22420 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22421 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22422 Update profile using scale_dominated_blocks_in_loop.
22423 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22424 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22425 (can_remove_branch_p, remove_branch): Declare.
22426 * tree-cfg.c (tree_can_remove_branch_p): New function.
22427 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22428 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22429 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22431 2007-02-05 Jan Hubicka <jh@suse.cz>
22433 PR middle-end/30696
22434 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22435 nodes in cgraph, don't remove offline copy of the function.
22437 2007-02-04 Jan Hubicka <jh@suse.cz>
22439 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22440 vectors might cause maybe_lookup_element_for_expr to be called
22441 on non-sra-candidate.
22443 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22445 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22446 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22447 spelling conventions.
22449 2007-02-04 Richard Guenther <rguenther@suse.de>
22451 PR middle-end/30636
22452 * fold-const.c (try_move_mult_to_index): Make sure to not
22453 overflow one dimension of a multi-dimensional array access.
22455 2007-02-04 Jan Hubicka <jh@suse.cz>
22457 * passes.c (init_optimization_passes): Reindent.
22459 2007-02-04 Jan Hubicka <jh@suse.cz>
22460 Eric Botcazou <ebotcazou@adacore.com>
22462 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22463 (execute_fixup_cfg): Break out the abnormal goto code.
22464 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22465 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22466 (optimize_inline_calls): Call make_nonlocal_label_edges.
22468 2007-02-04 Jan Hubicka <jh@suse.cz>
22470 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22471 true when something was changed.
22472 (rename_ssa_copies): When something was changed, do
22473 TODO_remove_unused_locals.
22474 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22475 add TODO_remove_unused_locals when instruction was removed.
22477 2007-02-04 Jan Hubicka <jh@suse.cz>
22479 * ipa-inline.c (try_inline): Improve debug output; work on already
22481 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22482 call try_inline for already inlined edges too when flattening;
22483 inline also functions that make callee growth but overall unit size
22486 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22488 * config/m32c/bitops.md, config/m32c/jump.md,
22489 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22490 config/m32r/m32r.h, config/m32r/m32r.md,
22491 config/m32r/predicates.md, config/m68hc11/larith.asm,
22492 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22493 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22494 config/mips/mips-protos.h, config/mips/mips.c,
22495 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22496 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22497 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22498 spelling conventions.
22500 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22501 Follow spelling conventions.
22503 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22505 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22506 warn about C++0x compatibility.
22508 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22510 * config/h8300/h8300.c, config/h8300/h8300.h,
22511 config/h8300/h8300.md: Follow spelling conventions.
22513 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22515 PR middle-end/30667
22516 * combine.c (try_combine): Do not substitute source operand
22517 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22519 2007-02-03 Jan Hubicka <jh@suse.cz>
22521 PR gcov-profile/30650
22522 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22523 do not divide by zero for never executed counters.
22524 (tree_find_values_to_profile): Fix counters.
22525 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22527 2007-02-03 Ian Lance Taylor <iant@google.com>
22529 * lower-subreg.c (simple_move_operand): New static function,
22530 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22532 (simple_move): Call simple_move_operand.
22533 (find_decomposable_subregs): Add special handling of MEMs.
22534 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22535 meaning of return value. If we see a hard register, test whether
22536 it can store a word_mode value. Change all callers.
22538 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22540 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22541 ftrapv insns and expanders.
22542 (subdi3): Change define_expand operand 1 to arith11_operand, and
22543 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22544 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22545 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22548 PR middle-end/30174
22549 * varasm.c (notice_global_symbol): Treat global objects as weak when
22550 flag_shlib is true.
22552 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22554 * emit-rtl.c (dconstpi): Delete.
22555 (dconstsqrt2): New.
22556 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22557 * real.h (dconstpi): Delete.
22558 (dconstsqrt2): New.
22559 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22560 (fold_builtin_hypot): Likewise.
22562 2007-02-03 Tom Tromey <tromey@redhat.com>
22565 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22566 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22568 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22570 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22571 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22572 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22573 config/rs6000/cell.md, config/rs6000/darwin.h,
22574 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22575 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22576 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22577 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22578 typos. Follow spelling conventions.
22579 * doc/invoke.texi: Follow spelling conventions.
22581 2007-02-03 Roger Sayle <roger@eyesopen.com>
22583 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22584 canonicalization transformations that attempt to simplify integer
22585 constant comparisons to become comparisons against zero.
22587 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22589 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22591 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22592 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22594 2007-02-02 Mike Stump <mrs@apple.com>
22596 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22597 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22598 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22599 generate a branch island.
22601 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22603 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22604 (xtensa_legitimate_address_p): New.
22605 (xtensa_legitimize_address): New.
22606 (xtensa_output_addr_const_extra): New.
22607 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22609 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22610 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22611 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22612 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22613 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22614 (xtensa_legitimize_address): New.
22615 (xtensa_output_addr_const_extra): New.
22617 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22619 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22621 2007-02-02 Ian Lance Taylor <iant@google.com>
22623 * expmed.c (expand_divmod): Add comment.
22625 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22627 * emit-rtl.c (renumber_insns): Remove.
22628 * flags.h: Remove the extern for flag_renumber_insns.
22629 * rtl.h: Remove the prototype for renumber_insns.
22630 * toplev.c (flag_renumber_insns): Remove.
22632 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22634 Revert for x86 darwin:
22635 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22637 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22638 code before the following patch under TARGET_MACHO.
22639 (ix86_function_value_regno_p): Likewise.
22641 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22643 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22646 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22649 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22650 loads to general or fp registers. Add comments.
22651 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22653 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22655 * pointer-set.c (insert_aux): Only return insertion slot.
22656 (pointer_set_insert): Adjust.
22657 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22658 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22659 pointer_map_traverse): New.
22660 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22661 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22662 pointer_map_contains, pointer_map_traverse): Declare.
22664 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22666 PR middle-end/30473
22667 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22668 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22670 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22672 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22674 (struct _dep): New type.
22675 (dep_t): New typedef.
22676 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22677 (DEP_STATUS): New access macro. The macro with the same name was
22678 renamed to DEP_LINK_STATUS.
22679 (dep_init): Declare function
22681 (struct _dep_link): New type.
22682 (dep_link_t): New typedef.
22683 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22684 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22685 (DEP_LINK_STATUS): New macro.
22686 (debug_dep_links): New debug function.
22688 (struct _deps_list): New type.
22689 (deps_list_t): New typedef.
22690 (DEPS_LIST_FIRST): New access macro.
22691 (FOR_EACH_DEP_LINK): New cycle macro.
22692 (create_deps_list, free_deps_list, delete_deps_list): Declare
22694 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22695 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22696 (copy_deps_list_change_con): Ditto.
22698 (move_dep_link): Declare function.
22700 (struct _dep_node): New type.
22701 (dep_node_t): New typedef.
22702 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22704 (struct haifa_insn_data.back_deps): New field to hold backward
22705 dependencies of the insn.
22706 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22708 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22709 Change its type to deps_list_t.
22710 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22711 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22712 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22714 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22716 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22718 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22720 (dep_cost): Declare.
22722 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22723 (ds_to_dk, dk_to_ds): New functions.
22725 (init_dep_1): New static function.
22726 (init_dep): New function.
22727 (copy_dep): New static function.
22729 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22731 (detach_dep_link): New static function.
22732 (move_dep_link): New function.
22734 (dep_links_consistent_p, dump_dep_links): New static functions.
22735 (debug_dep_links): New debugging function.
22737 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22739 (alloc_deps_list, init_deps_list): New static functions.
22740 (create_deps_list): New function.
22741 (clear_deps_list): New static function.
22742 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22743 (deps_list_consistent_p, dump_deps_list): New static functions.
22744 (debug_deps_list): New function.
22745 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22747 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22749 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22750 use new scheduler dependencies lists.
22751 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22752 (sched_analyze): Ditto. Initialize dependencies lists.
22753 (add_forw_dep, compute_forward_dependences): Update to use new
22754 scheduler dependencies lists.
22756 (init_dependency_caches): Init deps_obstack.
22757 (free_dependency_caches): Free deps_obstack.
22759 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22760 new scheduler dependencies lists.
22761 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22762 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22764 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22765 Update to use new scheduler dependencies lists.
22766 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22767 (debug_dependencies): Ditto.
22768 (schedule_region): Update comments.
22770 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22771 scheduler dependencies lists.
22772 (schedule_ebb): Update comments.
22774 * rtl.def (DEPS_LIST): Remove.
22776 * lists.c (unused_deps_list): Remove.
22777 (free_list): Update assertions.
22779 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22780 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22782 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22783 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22785 * haifa-sched.c (comments): Update.
22786 (insn_cost1): Remove. Inline the code into insn_cost ().
22787 (insn_cost): Update to use new scheduler dependencies lists. Move
22788 processing of the dependency cost to dep_cost ().
22789 (dep_cost): New function. Use it instead of insn_cost () when
22790 evaluating cost of the dependency. Use compatible interface to
22791 interact with the target.
22792 (priority): Update to use new scheduler dependencies lists.
22793 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22794 with greater number of insns that depend on the insn.
22795 (schedule_insn): Update to use new scheduler dependencies lists. Add
22796 code to free backward dependencies lists. Inline and optimize code
22797 from resolve_dep () - see PR28071.
22798 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22799 lists. Update call to targetm.sched.is_costly_dependence hook.
22801 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22802 scheduler dependencies lists.
22804 (resolve_dep): Remove. Move the logic to schedule_insn ().
22805 (init_h_i_d): Initialize dependencies lists.
22807 (process_insn_depend_be_in_spec): Rename to
22808 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22809 dependencies lists.
22810 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22811 Update to use new scheduler dependencies lists.
22812 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22814 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22815 new scheduler dependencies lists.
22816 (build_intra_loop_deps): Ditto.
22818 * target.h (struct _dep): Declare to use in
22819 gcc_target.sched.is_costly_dependence.
22820 (struct gcc_target.sched.adjust_cost): Fix typo.
22821 (struct gcc_target.sched.is_costly_dependence): Change signature to
22822 use single dep_t parameter instead of an equivalent triad.
22823 (struct gcc_target.sched.adjust_cost_2): Remove.
22825 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22827 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22829 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22831 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22833 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22834 (REG_DEP_TRUE): Document.
22836 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22837 Change signature to correspond to the targetm.sched.adjust_cost hook.
22838 Update use in TARGET_SCHED_ADJUST_COST_2.
22839 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22840 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22841 new scheduler dependencies lists.
22842 (ia64_gen_check): Ditto.
22844 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22845 scheduler dependencies lists.
22847 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22848 signature to correspond to the targetm.sched.is_costly_dependence hook.
22849 (is_costly_group): Update to use new scheduler dependencies lists.
22851 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22852 instead of INSN_COST () macro.
22854 2007-02-01 Ian Lance Taylor <iant@google.com>
22856 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22858 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22860 * pa.md (tp_load): Correct mfctl instruction syntax.
22862 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22864 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22865 altivec_padding_size calculation on AIX. Improve comment, add
22866 assert to verify that it's right.
22868 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22871 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22873 PR inline-asm/28686
22874 * global.c (global_alloc): Add mising initialization of
22877 2007-02-01 Roger Sayle <roger@eyesopen.com>
22879 * alias.c (init_alias_analysis): Correct whitespace.
22880 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22881 partition_hot_cold_basic_blocks): Likewise.
22882 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22883 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22884 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22885 fold_builtin_snprintf_chk, fold_builtin_printf,
22886 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22887 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22888 * cfgcleanup.c (cleanup_cfg): Likewise.
22889 * cfgexpand.c (tree_expand_cfg): Likewise.
22890 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22891 * function.c (get_next_funcdef_no): Likewise.
22892 * gengtype.c (main): Likewise.
22893 * genmodes.c (main): Likewise.
22894 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22895 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22896 * ifcvt.c (noce_emit_move_insn): Likewise.
22897 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22899 * stor-layout.c (get_best_mode): Likewise.
22900 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22901 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22902 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22903 perform_var_substitution, solve_graph): Likewise.
22904 * tree-vrp.c (vrp_finalize): Likewise.
22906 2007-02-01 Ian Lance Taylor <iant@google.com>
22908 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22909 high part of a paradoxical subreg, return a constant zero.
22911 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22913 * toplev.c (lang_dependent_init): Call init_set_costs.
22914 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22916 2007-02-01 Richard Guenther <rguenther@suse.de>
22918 PR middle-end/30656
22919 * fold-const.c (fold_negate_expr): Allow negating a
22920 constant if overflow does not change.
22922 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22924 * doc/c-tree.texi (Expression trees): Improve markup.
22925 * doc/tm.texi (Register Classes, Addressing Modes)
22926 (Floating Point): Fix spacing after abbreviations. Fix some
22929 2007-02-01 Ben Elliston <bje@au.ibm.com>
22931 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22932 * doc/contrib.texi: Likewise.
22933 * doc/install.texi: Likewise.
22935 2007-01-31 Richard Henderson <rth@redhat.com>
22936 Ian Lance Taylor <iant@google.com>
22938 * lower-subreg.c: New file.
22939 * rtl.def (CONCATN): Define.
22940 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22941 pass_lower_subreg2.
22942 * emit-rtl.c (update_reg_offset): New static function, broken out
22943 of gen_rtx_REG_offset.
22944 (gen_rtx_REG_offset): Call update_reg_offset.
22945 (gen_reg_rtx_offset): New function.
22946 * regclass.c: Revert patch of 2006-03-05, restoring
22948 (clear_reg_info_regno): New function.
22949 * dwarf2out.c (concatn_loc_descriptor): New static function.
22950 (loc_descriptor): Handle CONCATN.
22951 * common.opt (fsplit_wide_types): New option.
22952 * opts.c (decode_options): Set flag_split_wide_types when
22954 * timevar.def (TV_LOWER_SUBREG): Define.
22955 * rtl.h (gen_reg_rtx_offset): Declare.
22956 (reg_scan_update): Declare.
22957 * regs.h (clear_reg_info_regno): Declare.
22958 * tree-pass.h (pass_lower_subreg): Declare.
22959 (pass_lower_subreg2): Declare.
22960 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22961 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22962 -fsplit-wide-types.
22963 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22964 * Makefile.in (OBJS-common): Add lower-subreg.o.
22965 (lower-subreg.o): New target.
22967 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22969 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22971 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22974 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22976 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22978 PR middle-end/29335
22979 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22981 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22983 * cfgloop.h: Include vec-prim.h.
22984 (enum li_flags): Remove LI_ONLY_OLD.
22985 (loop_iterator): Changed.
22986 (fel_next, fel_init): Iterate over loop tree.
22987 (FOR_EACH_LOOP_BREAK): New macro.
22988 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22990 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22991 * modulo-sched.c (sms_schedule): Ditto.
22992 * tree-vectorizer.c (vectorize_loops): Ditto.
22993 * doc/loop.texi: Update information on loop numbering and behavior of
22994 FOR_EACH_LOOP wrto new loops.
22995 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22996 add_to_evolution_1): Test nestedness of loops instead of comparing
22998 * tree-chrec.c (chrec_fold_plus_poly_poly,
22999 chrec_fold_multiply_poly_poly, chrec_evaluate,
23000 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23001 reset_evolution_in_loop): Ditto.
23002 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23004 2007-01-31 Dirk Mueller <dmueller@suse.de>
23006 * c-common.c (warn_about_parentheses): Separate warning about
23007 un-parenthized sequence of comparison operators from the one
23008 which is supposed to warn about x <= y <= z.
23010 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23012 * optabs.h (enum optab_index): Add new OTI_isinf.
23013 (isinf_optab): Define corresponding macro.
23014 * optabs.c (init_optabs): Initialize isinf_optab.
23015 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23017 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23018 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23020 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23021 expand_builtin_interclass_mathfn.
23022 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23023 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23024 (fxam<mode>2_i387): New insn pattern.
23025 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23026 built-in functions as x87 inline asm.
23028 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23030 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23032 2007-01-30 Eric Christopher <echristo@apple.com>
23034 * config.gcc: Add geode.
23036 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23038 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23039 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23040 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23041 value-prof.c: Fix comment typos.
23043 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23046 * doc/invoke.texi (Wpointer-arith): Document warning.
23048 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23050 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23051 the list of discrepancies from the draft TR.
23053 2007-01-30 Dirk Mueller <dmueller@suse.de>
23056 * doc/invoke.texi (-Wreturn-type): Update description to
23057 match new behavior.
23059 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23061 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23063 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23065 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23066 to handle optabs that operate on floating point input argument and
23067 output to integer output.
23068 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23069 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23070 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23071 expand_builtin_interclass_mathfn ().
23072 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23073 (ilogbsi2): Remove.
23074 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23075 ilogbl built-in functions as x87 intrinsics.
23077 2007-01-30 Richard Guenther <rguenther@suse.de>
23079 PR middle-end/27657
23080 * dwarf2out.c (reference_to_unused): Query varpool if the
23081 variable was output.
23083 2007-01-30 Richard Guenther <rguenther@suse.de>
23085 PR middle-end/30313
23086 * passes.c (execute_one_pass): Reset in_gimple_form to not
23087 confuse non-unit-at-a-time mode.
23089 2007-01-29 Roger Sayle <roger@eyesopen.com>
23090 Richard Guenther <rguenther@suse.de>
23092 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23093 avoid undefined behaviour on overflow. Use force_fit_type_double
23094 to construct the constant with the specified TREE_OVERFLOW.
23096 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23098 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23099 * config/dfp-bit.h: Ditto.
23101 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23103 * c-decl.c (pop_scope): Replace warnings with call to
23104 warn_for_unused_label.
23105 * c-common.h (warn_for_unused_label): Declare.
23106 * c-common.c (warn_for_unused_label): Define.
23108 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23110 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23113 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23115 * Makefile.in (USER_H): Remove decfloat.h.
23116 * ginclude/decfloat.h: Delete, moving contents to ...
23117 * ginclude/float.h: Add support for decimal floating point,
23118 guarded by __STDC_WANT_DEC_FP__.
23120 2007-01-29 Mike Stump <mrs@apple.com>
23122 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23123 Analysis and Representation to resolve case insensitive conflict.
23124 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23126 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23128 * tree.h (struct tree_memory_tag): Add aliases member.
23129 (MTAG_ALIASES): New macro.
23130 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23131 (add_may_alias): Remove pointer-set. Update for may_aliases being
23133 (mark_aliases_call_clobbered): Update for may_aliases being a
23135 (compute_tag_properties): Ditto.
23136 (create_partition_for): Ditto.
23137 (compute_memory_partitions): Ditto.
23138 (dump_may_aliases_for): Ditto.
23139 (is_aliased_with): Ditto.
23140 (add_may_alias_for_new_tag): Ditto.
23141 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23142 (compute_is_aliased): New function.
23143 (compute_may_aliases): Call compute_is_aliased).
23144 (init_alias_info): Initialize alias_bitmap_obstack.
23145 (union_alias_set_into): New function.
23146 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23147 (have_common_aliases_p): Rewrite to take two bitmaps and use
23149 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23150 Update for bitmaps.
23151 (finalize_ref_all_pointers): Update for add_may_alias changes.
23152 (new_type_alias): Ditto.
23153 * tree-flow-inline.h (may_aliases): Return a bitmap.
23154 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23155 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23156 may_aliases being a bitmap.
23157 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23158 may_aliases now returns a bitmap.
23159 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23161 * tree-ssa-operands.c (add_virtual_operand): Update for
23162 may_aliases being a bitmap.
23164 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23166 PR tree-optimization/30630
23167 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23168 variable as changed.
23170 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23173 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23174 expanded only once even if an error occurs.
23176 2007-01-29 Ben Elliston <bje@au.ibm.com>
23178 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23179 (__gcov_average_profiler): Likewise.
23180 (__gcov_ior_profiler): Likewise.
23181 (__gcov_merge_ior): Likewise.
23183 2007-01-28 Jan Hubicka <jh@suse.cz>
23185 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23186 * value-prof.c (stringop_block_profile): Likewise.
23188 2007-01-28 Jan Hubicka <jh@suse.cz>
23190 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23191 Add variant handling histograms; add wrapper.
23192 (clear_storage_via_libcall): Export.
23193 (emit_block_move_hints): Break out from ...; add histograms.
23194 (emit_block_move): ... this one.
23195 (clear_storage_hints): Break out from ...; add histograms.
23196 (clear_storage): ... this one.
23197 (set_storage_via_memset): Handle histogram.
23198 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23199 (clear_storage_hints, clear_storage_via_libcall): Declare.
23200 (set_storage_via_setmem): Update prototype.
23201 * doc/md.texi (movmem, setmem): Document new arguments.
23203 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23204 Add new histograms.
23205 (stringop_block_profile): New global function.
23206 (tree_stringops_values_to_profile): Profile block size and alignment.
23207 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23209 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23210 (stringop_block_profile): Declare.
23211 * builtins.c: Include value-prof.h.
23212 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23213 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23214 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23215 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23216 * profile.c (instrument_values): Add new counters.
23217 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23219 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23220 (tree_init_edge_profiler): Build new profilers.
23221 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23222 (pass_tree_profile): Add dump.
23223 (tree_profile_hooks): Update.
23224 * Makefile.in (LIBGCOV): Add new constants.
23225 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23226 __gcov_ior_profiler): New.
23227 * i386.md (movmem/setmem expanders): Add new optional arguments.
23229 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23231 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23233 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23235 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23236 (tree_unswitch_single_loop): Pass eni_size_weights to
23237 tree_num_loop_insns.
23238 * tree-ssa-loop-manip.c: Include tree-inline.h.
23239 (can_unroll_loop_p): Pass eni_size_weights to
23240 tree_num_loop_insns.
23241 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23242 Pass eni_size_weights to estimate_num_insns.
23243 * tree.h (init_inline_once): Export.
23244 * toplev.c (backend_init): Call init_inline_once.
23245 * cgraphunit.c (cgraph_process_new_functions,
23246 cgraph_analyze_function): Pass eni_inlining_weights to
23247 estimate_num_insns.
23248 * ipa-inline.c (compute_inline_parameters): Ditto.
23249 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23250 to estimate_num_insns.
23251 (try_unroll_loop_completely): Pass eni_size_weights to
23252 tree_num_loop_insns.
23253 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23254 ot estimate_num_insns.
23255 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23256 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23257 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23258 eni_time_weights): New variables.
23259 (init_inline_once): Initialize them.
23260 (struct eni_data): Mew.
23261 (estimate_num_insns_1, estimate_num_insns): Use weights.
23262 * tree-inline.h (struct eni_weights_d): New.
23263 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23264 (estimate_num_insns): Declaration changed.
23265 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23266 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23267 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23269 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23271 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23272 relations in the conflict function is valid.
23274 2007-01-27 Ian Lance Taylor <iant@google.com>
23276 * common.opt: Add fstrict-overflow.
23277 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23278 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23279 (TYPE_OVERFLOW_UNDEFINED): Define.
23280 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23282 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23283 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23284 (fold_negate_expr): Likewise.
23285 (make_range): Likewise.
23286 (extract_muldiv_1): Likewise.
23287 (maybe_canonicalize_comparison): Likewise.
23288 (fold_comparison): Likewise.
23289 (fold_binary): Likewise.
23290 (tree_expr_nonnegative_p): Likewise.
23291 (tree_expr_nonzero_p): Likewise.
23292 * tree-vrp.c (compare_values): Likewise.
23293 (extract_range_from_binary_expr): Likewise.
23294 (extract_range_from_unary_expr): Likewise.
23295 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23297 (nowrap_type_p): Likewise.
23298 * tree-scalar-evolution.c (simple_iv): Likewise.
23299 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23300 (build_range_check): Likewise.
23301 (extract_muldiv_1): Likewise.
23302 (fold_comparison): Likewise.
23303 * tree-vrp.c (vrp_int_const_binop): Likewise.
23304 (extract_range_from_unary_expr): Likewise.
23305 * convert.c (convert_to_integer): Likewise.
23306 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23307 (fold_comparison): Likewise.
23308 (fold_binary): Likewise.
23309 * optabs.c (optab_for_tree_code): Likewise.
23310 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23311 * simplify-rtx.c (simplify_const_relational_operation): Check
23312 flag_strict_overflow and flag_trapv.
23313 (simplify_const_relational_operation): Likewise.
23314 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23315 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23318 2007-01-27 Roger Sayle <roger@eyesopen.com>
23320 * tree.c (tree_fold_gcd): Delete.
23321 * tree.h (tree_fold_gcd): Remove prototype.
23322 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23323 test whether one constant integer is a multiple of another. Instead
23324 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23325 * fold-const.c (multiple_of_p): We've determined both TOP and
23326 BOTTOM are integer constants so we can call int_const_binop directly
23327 instead of the more generic const_binop.
23329 2007-01-27 Roger Sayle <roger@eyesopen.com>
23331 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23332 1*X check that the constant hasn't overflowed, to preserve the
23334 (round_up): Provide an efficient implementation when rouding-up an
23335 INTEGER_CST to a power-of-two.
23337 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23339 * doc/sourcebuild.texi: Add comma for clarity.
23340 * doc/extend.texi: Fix some typos.
23341 * doc/passes.texi: Likewise.
23342 * doc/cppinternals.texi: Likewise.
23343 * doc/c-tree.texi: Likewise.
23344 * doc/tree-ssa.texi: Likewise.
23345 * doc/install.texi: Likewise.
23347 2007-01-27 Jan Hubicka <jh@suse.cz>
23349 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23350 (pass_sra): Do not require alias information.
23351 * passes.c (init_optimization_passes): Add SRA
23353 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23355 * tracer.c (rest_of_handle_tracer): We already cleaned
23356 up the CFG in tracer() so don't do it here again.
23357 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23358 cleanup_cfg here, either. And don't call renumber_insns.
23360 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23361 and BB_HEAD are in the insn stream here. Instead make sure
23362 that BB_INSN is valid on all insns. Also, do check here that
23363 there are no pending branch predictions...
23364 (rtl_verify_flow_info): ...instead of doing it here. Checks
23365 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23368 2007-01-26 Roger Sayle <roger@eyesopen.com>
23370 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23371 function to simplify/factorize operand order canonicalization.
23372 (ix86_fixup_binary_operands): Reorganize using the above function.
23373 (ix86_binary_operator_ok): Likewise.
23375 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23377 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23378 file scope from optimize_attrs.
23379 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23381 (optimize_attrs): Clear insn_code_values after freeing it.
23383 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23385 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23386 a parts.base assignment.
23388 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23390 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23391 (compute_subscript_distance, initialize_data_dependence_relation,
23392 finalize_ddr_dependent, analyze_ziv_subscript,
23393 analyze_siv_subscript_cst_affine,
23394 compute_overlap_steps_for_affine_univar,
23395 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23396 analyze_siv_subscript, analyze_miv_subscript,
23397 analyze_overlapping_iterations, subscript_dependence_tester_1,
23398 compute_self_dependence, free_dependence_relation): Work
23399 with affine_fn instead of chrecs.
23400 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23401 common_affine_function, affine_function_base,
23402 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23403 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23404 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23405 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23406 (all_chrecs_equal_p): Removed.
23407 * tree-data-ref.h (affine_fn, conflict_function): New types.
23408 (struct subscript): Change type of conflicting_iterations_in_a
23409 and conflicting_iterations_in_b.
23411 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23414 * config/pa/pa.h (TARGET_HPUX_11): New.
23415 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23416 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23418 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23419 Richard Guenther <rguenther@suse.de>
23421 * tree-ssa-structalias.c (solve_graph): Handle case
23422 we merged the variable to another.
23424 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23426 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23429 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23430 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23432 2007-01-25 DJ Delorie <dj@redhat.com>
23434 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23435 allow changes to modes which don't fit in those registers.
23437 * reload1.c (choose_reload_regs): Check for invalid subregs before
23438 computing their locations, not after.
23440 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23443 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23444 save Altivec registers in an eh_return function.
23445 (compute_vrsave_mask): Likewise.
23446 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23447 for saving Altivec registers.
23448 (rs6000_emit_prologue): Don't allocate stack twice in
23449 eh_return function. Correct expected value of altivec_save_offset
23450 when using save_world. Describe save of R0 to stack when using
23451 save_world. Describe stack pointer adjustment when using
23452 save_world. Remove duplicated eh_return parameter register saving.
23453 Update sp_offset variable after save_world.
23454 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23456 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23457 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23460 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23462 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23464 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23467 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23468 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23470 2007-01-25 Richard Guenther <rguenther@suse.de>
23472 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23473 * common.opt (-Wcoverage-mismatch): New warning option.
23474 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23475 if -Wcoverage-mismatch is given.
23477 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23479 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23480 (ipcp_driver): Change to static definition.
23481 Add dumping of the ifunctions.
23482 (constant_val_insert): Remove unused parameter. Support for SSA.
23483 (ipcp_propagate_const): Support for SSA.
23484 (ipcp_profile_bb_print): Print only analyzed nodes.
23485 (ipcp_replace_map_create): Remove support for Fortran constant
23487 * ipa-prop.c (ipa_method_modify_stmt,
23488 ipa_callsite_compute_param): Support for SSA.
23489 * ipa-prop.h (ipcp_driver): Remove declaration.
23490 (IS_VALID_TREE_MAP_INDEX): Add define.
23492 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23494 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23496 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23498 PR middle-end/30447
23499 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23500 constant argument to cabs and do it without checking for
23501 -funsafe-math-optimizations.
23503 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23505 * c-common.h (RID_FIRST_CXX0X): New.
23506 (RID_LAST_CXX0X): New.
23507 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23509 * c.opt (Wc++0x-compat): New.
23510 * doc/invoke.texi (-Wc++0x-compat): Document.
23512 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23514 * builtins.c (fold_builtin_carg): New.
23515 (fold_builtin_1): Use it.
23517 2007-01-24 Jan Hubicka <jh@suse.cz>
23519 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23521 * ipa-inline.c (initial_insns, max_insns): Delete.
23522 (compute_max_insns): New function.
23523 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23524 amount of insns as base for code growth.
23525 (cgraph_decide_inlining): Make initial_insns local; do not compute
23527 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23528 * doc/invoke.texi (inline-unit-growth): Update docs.
23530 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23532 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23533 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23534 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23535 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23536 for CPUs that have PTA_CX16 set.
23538 PR middle-end/27416
23539 * gimplify.c (omp_check_private): New function.
23540 (gimplify_scan_omp_clauses): Use it for
23541 firstprivate/lastprivate/reduction.
23543 PR middle-end/30494
23544 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23545 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23547 PR middle-end/30421
23548 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23549 If lower_lastprivate_clauses emits some statements, append them
23550 to dlist rather than body_p and to body_p append an initializer.
23551 (lower_omp_for): Adjust caller.
23553 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23555 * target.h (globalize_decl_name): New.
23556 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23557 * output.h (default_globalize_decl_name): New.
23558 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23560 (globalize_decl): Ditto.
23561 (default_globalize_decl_name): New.
23562 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23563 (ia64_handle_version_id_attribute): New.
23564 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23565 (ia64_asm_output_external): Use globalize_decl_name instead
23566 of globalize_label.
23567 * doc/extend.texi (version_id): New pragma.
23568 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23570 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23572 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23573 _uleb128_t and _Unwind_SWord with _sleb128_t.
23574 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23575 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23577 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23578 * unwind-pe.h (read_uleb128, read_sleb128,
23579 read_encoded_value_with_base): Likewise.
23580 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23582 2007-01-24 Richard Guenther <rguenther@suse.de>
23584 * builtins.c (expand_builtin_cexpi): Get the fndecl
23585 for cexp in the correct way.
23587 2007-01-24 Jan Hubicka <jh@suse.cz>
23589 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23592 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23594 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23595 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23596 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23597 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23598 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23599 __SIZEOF_PTRDIFF_T__.
23600 * doc/cpp.texi: Documentation for the new builtin macros added.
23602 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23604 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23605 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23606 instead of operands[2] to avoid access past the end of array.
23608 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23610 * reload1.c (emit_reload_insns): Pass the reload register
23611 for a non-spill output reload through forget_old_reloads_1.
23613 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23615 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23616 _SOFT_DOUBLE if doubles use software floating-point.
23617 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23618 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23619 * config/rs6000/darwin-ldouble.c: Also compile functions for
23620 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23621 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23622 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23623 commented-out long double override.
23624 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23625 * config/rs6000/eabispe.h: Likewise.
23626 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23627 long double for non-SPE.
23628 (rs6000_handle_option): Likewise.
23629 (invalid_e500_subreg): Disallow more subregs involding DImode,
23630 DFmode, TImode or TFmode.
23631 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23633 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23635 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23636 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23638 (rs6000_legitimate_address): Also check for TFmode for E500
23640 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23641 (spe_build_register_parallel): Handle TFmode and TCmode.
23642 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23644 (function_arg): Handle TFmode and TCmode for E500 double.
23645 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23647 (print_operand): Handle TFmode and TImode for %y.
23648 (rs6000_generate_compare): Handle TFmode comparisons for E500
23650 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23651 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23652 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23653 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23654 TFmode for E500 double.
23655 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23656 (floatsidf2): Enable for E500 double.
23657 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23658 (extenddftf2): Change to extenddftf2_fprs.
23659 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23660 depending on TARGET_E500_DOUBLE.
23661 (extendsftf2): Enable for E500 double.
23662 (trunctfdf2): Enable for E500 double.
23663 (trunctfsf2): Change to trunctfsf2_fprs.
23664 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23665 depending on TARGET_E500_DOUBLE.
23666 (floatsitf2): Enable for E500 double.
23667 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23668 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23669 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23670 (negtf2): Change to negtf2_internal.
23671 (negtf2): New expander.
23672 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23673 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23674 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23675 (movdi_internal32): Use rs6000_nonimmediate_operand.
23676 (unnamed splitter): Likewise.
23677 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23678 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23679 (SPE64TF, DITI): New mode macros.
23680 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23683 (frob_<mode>_di_2): New.
23684 (frob_tf_di_8_2): New.
23685 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23687 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23689 (frob_ti_<mode>_8_2): New.
23690 (frob_ti_tf_2): New.
23691 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23692 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23694 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23695 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23696 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23697 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23698 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23699 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23702 2007-01-23 Ian Lance Taylor <iant@google.com>
23704 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23706 (OBJS-archive): Reformat, alphabetize.
23707 (OBJS): Change out_object_file to OBJS-md.
23709 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23711 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23712 JUMP_P and CALL_P predicates where applicable.
23713 * config/i386/i386.c: Ditto.
23714 * config/i386/i386.md: Ditto.
23715 * config/i386/mmx.md: Ditto.
23716 * config/i386/predicates.md: Ditto.
23718 2007-01-22 Andreas Schwab <schwab@suse.de>
23720 * config/m68k/m68k.h: Fix comment.
23722 2007-01-22 Jan Hubicka <jh@suse.cz>
23724 * passes.c (init_optimization_passes): Do not rerun
23725 pass_early_warn_uninitialized.
23727 2007-01-22 Richard Guenther <rguenther@suse.de>
23729 PR tree-optimization/30038
23730 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23732 (execute_cse_sincos_1): Likewise.
23733 (execute_cse_sincos): Likewise.
23734 (gate_cse_sincos): Likewise.
23735 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23736 the cexpi() canonicalization of sincos().
23737 * tree-pass.h (pass_cse_sincos): Declare.
23738 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23740 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23742 PR rtl-optimization/29329
23743 * combine.c (replaced_rhs_insn): Rename to i2mod.
23744 (replaced_rhs_value): Rename to i2mod_new_rhs.
23745 (i2mod_old_rhs): New global variable.
23746 (combine_instructions): Adjust for above change. Save a copy of
23747 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23748 note are substituted in the second instruction.
23749 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23750 ditch the note if it pertains to the second eliminated register
23751 and this register is mentioned in i2mod_old_rhs.
23754 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23756 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23757 the insn to which the note was originally attached.
23759 2007-01-21 Jan Hubicka <jh@suse.cz>
23761 * ipa-inline.c (inlining_mode): Comment, move up.
23762 (cgraph_decide_inlining_incrementally): Do not perform inlining
23763 itself; fix handling of flattening of self recursive functions.
23764 (cgraph_find_cycles): Remove.
23765 (cgraph_flatten_node): Remove.
23766 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23767 (try_inline): New function.
23768 (cgraph_early_inlining): Update call of
23769 cgraph_decide_inlining_incrementally. Apply inlining here.
23770 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23772 2007-01-21 Dirk Mueller <dmueller@suse.de>
23775 * tree-vrp.c (check_array_bounds): do not warn
23776 about ADDR_EXPR's of ARRAY_REF's which are immediately
23777 used in binary expressions.
23779 2007-01-21 Ira Rosen <irar@il.ibm.com>
23781 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23782 read_write_dep and macros for its access.
23783 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23784 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23785 argument, call vect_check_interleaving for every independent pair of
23786 data-refs. Mark loads that access the same memory location as a store
23788 (vect_check_dependences): Remove.
23789 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23790 call, fix the call to vect_analyze_data_ref_dependence.
23791 (vect_analyze_data_ref_access): For statements that access the same
23792 data-ref, check that they are not stores; for loads, check that there
23793 is no store that access the same location.
23795 2007-01-20 Roger Sayle <roger@eyesopen.com>
23796 Joseph Myers <joseph@codesourcery.com>
23798 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23799 (-fdump-rtl-stack): Likewise.
23800 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23801 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23802 (-mpt-fixed): Use @minus{} for minus sign.
23803 (Using Precompiled Headers): Fix under/overfull hbox.
23805 2007-01-20 Jan Hubicka <jh@suse.cz>
23807 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23808 place within annotation.
23810 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23812 * pa.c (output_move_double): Change array size of xoperands to 4.
23814 2007-01-20 Jan Hubicka <jh@suse.cz>
23816 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23819 2007-01-19 Ian Lance Taylor <iant@google.com>
23821 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23822 constant to unsigned HOST_WIDE_INT before negating.
23824 2007-01-19 Ian Lance Taylor <iant@google.com>
23826 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23828 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23829 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23830 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23831 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23832 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23833 (realloc_vdef, realloc_vuse): Change second parameter to
23835 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23836 fields to unsigned.
23837 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23838 unsigned. Change x and lim locals to unsigned.
23839 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23841 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23842 (copy_virtual_operands): Change i and n locals to unsigned.
23844 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23846 PR middle-end/29335
23847 * builtins.c (fold_builtin_1): Handle builtin fdim.
23849 2007-01-20 Jan Hubicka <jh@suse.cz>
23851 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23852 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23853 init_alias_heapvars.
23854 (init_alias_heapvars): Initialize only when not already initialized.
23855 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23857 2007-01-19 Roger Sayle <roger@eyesopen.com>
23859 * common.opt (fsigned-zeros): New command line option.
23860 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23861 of flag_unsafe_math_optimizations.
23862 * opts.c (set_fast_math_flags): The -ffast-math command line option
23863 implies -fno-signed-zeros.
23864 (fast_math_flags_set_p): Likewise.
23866 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23867 the documentation of -ffast-math appropriately. Wrap long lines.
23869 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23871 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23872 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23874 2007-01-19 Tomas Bily <tbily@suse.cz>
23876 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23878 (tree_init_ic_make_global_vars): New function
23879 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23880 (tree_gen_ic_profiler): New function
23881 (tree_gen_ic_func_profiler): New function
23882 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23883 (tree_profile_hooks): Added hook for indirec/virtual calls
23884 * value-prof.c (tree_find_values_to_profile): New case for
23886 (tree_values_to_profile): Call for determining indirect/virtual
23888 (tree_indirect_call_to_profile): New function
23889 (tree_ic_transform): New function
23890 (tree_ic): New function
23891 (find_func_by_pid): New function
23892 (init_pid_map): New function
23893 (tree_value_profile_transformations): Added check for
23894 indirect/virtual call transformation
23895 * value-prof.h (enum hist_type): New counter type for
23896 indirect/virtual calls
23897 (profile_hooks): Added new hook for profiling indirect/virtual
23899 * profile.c (instrument_values): New case for indirect/virtual
23901 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23902 (GCOV_COUNTER_V_INDIR): New counter type
23903 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23904 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23906 * cgraph.c: Definition of cgraph_max_pid
23907 (cgraph_create_node): Default init of pid attribute
23908 * cgraph.h: Declaration of cgraph_max_pid
23909 (struct cgraph_node): Added pid attribute
23910 * libgcov.c (__gcov_indirect_call_profiler): New function
23911 (__gcov_one_value_profiler_body): New function
23912 (__gcov_one_value_profiler): Body was moved to
23913 __gcov_one_value_profiler_body and calls it
23915 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23917 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23918 * gengtype.c (write_types_data, write_func_for_structure,
23919 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23920 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23921 (walk_type, write_func_for_structure): Generate the mark_hook if
23924 2007-01-19 Jan Hubicka <jh@suse.cz>
23926 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23927 'early' argument take inlining mode argument specifying whether to
23928 inline for size/speeed or all functions; add support for flattening;
23930 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23932 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23935 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23936 the name of the declared identifier.
23938 2007-01-19 Dirk Mueller <dmueller@suse.de>
23940 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23941 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23942 duplicate evaluation.
23944 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23946 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23947 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23948 to XFMode, use acosxf2 and truncate result to requested mode.
23949 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23950 (asin<mode>2): Similarly, with asin expanders.
23951 (*fscalexf4_i387): Rename from *fscalexf4.
23952 (expNcorexf3): New expander.
23953 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23954 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23955 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23956 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23957 patterns for SSE math.
23958 (exp10<mode>2): Similarly, with exp10 expanders.
23959 (exp2<mode>2): Similarly, with exp2 expanders.
23960 (expm1<mode>2): Similarly, with expm1 expanders.
23961 (ldexp<mode>3): Similarly, with ldexp expanders.
23962 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23963 Use gen_truncxf<mode>2_i387_noop to truncate result.
23965 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23967 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23968 for ColdFire targets.
23970 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23971 Richard Sandiford <richard@codesourcery.com>
23973 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23974 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23975 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23976 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23977 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23978 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23980 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23982 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23983 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23984 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23985 (*adddi_dilshr32_cf): New pattern.
23986 (adddi3, subdi3): Remove first alternatives.
23988 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23990 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23991 implemented using move.l, do not use its cc result for floating-point
23994 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23996 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23997 from accepting 's' constraints if flag_pic.
23999 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24001 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24002 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24003 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24004 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24006 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24008 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24009 ColdFire alternatives.
24010 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24011 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24012 architectures that support ff1 instruction.
24014 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24015 Julian Brown <julian@codesourcery.com>
24017 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24018 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24019 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24022 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24024 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24026 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24027 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24028 HOST_WIDE_INT instead of an rtx.
24029 (m68k_rtx_costs): Update call accordingly.
24030 (output_move_const_into_data_reg): Likewise. Fix formatting.
24031 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24033 (output_move_simode_const): Update calls after above changes.
24034 Rework to use automatic variables and predicates like MEM_P.
24035 * config/m68k/m68k.md (pushexthisi_const): Update call to
24038 2007-01-19 Dirk Mueller <dmueller@suse.de>
24040 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24041 in dump_flags test.
24043 2007-01-19 Richard Guenther <rguenther@suse.de>
24045 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24046 via cexp in case sincos is not available.
24048 2007-01-19 Richard Guenther <rguenther@suse.de>
24050 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24051 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24052 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24053 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24054 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24055 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24056 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24057 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24059 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24061 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24063 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24064 (atan2xf3): Directly generate RTL pattern.
24065 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24066 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24067 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24068 disable patterns for SSE math.
24069 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24070 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24071 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24072 disable patterns for SSE math.
24074 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24076 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24078 2007-01-18 Roger Sayle <roger@eyesopen.com>
24080 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24081 VIEW_CONVERT_EXPR to the same type as it's operand.
24083 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24085 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24086 configured for long double 128.
24088 2007-01-18 Mike Stump <mrs@apple.com>
24090 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24093 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24095 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24098 2007-01-18 Jan Hubicka <jh@suse.cz>
24100 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24101 greater than NUM_VOP_FREE_BUCKETS.
24103 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24105 * tree-ssa-structalias.c: Update comments.
24106 (ptabitmap_obstack): Removed.
24107 (pta_obstack): New.
24108 (oldpta_obstack): Ditto.
24109 (stats): Add a few members.
24110 (struct variable_info): Remove node, complex, address_taken, and
24111 indirect_target members. Add oldsolution member.
24112 (new_var_info): Do not initialize removed members.
24113 (constraint_expr_type): Remove INCLUDES.
24114 (constraint_graph): Add size, implicit_preds, rep,
24115 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24116 (FIRST_REF_NODE): New macro.
24117 (LAST_REF_NODE): Ditto.
24118 (FIRST_ADDR_NODE): Ditto.
24119 (find): New function.
24121 (dump_constraint): Do not handle INCLUDES.
24122 (insert_into_complex): Do not insert duplicate constraints.
24123 (condense_varmap_nodes): Renamed and rewritten into ...
24124 (merge_node_constraints): This. Also fix bug in handling of
24125 offseted copy constraints.
24126 (clear_edges_for_node): No longer need to deal with preds at all,
24127 or removing associated preds/succs.
24128 (merge_graph_nodes): Deal with indirect_cycles.
24129 Don't deal with predecessors.
24130 (add_implicit_graph_edge): New function.
24131 (add_pred_graph_edge): Ditto.
24132 (add_graph_edge): Don't deal with predecessors.
24133 (build_constraint_graph): Removed.
24134 (build_pred_graph): New function.
24135 (build_succ_graph): Ditto.
24136 (struct scc_info): Removed in_component. Added roots, dfs, and
24137 node_mapping. Remove visited_index, unification_queue.
24138 (scc_visit): Deal with union-find we do now.
24139 Deal with cycles with REF nodes.
24140 (collapse_nodes): Renamed and rewritten to ...
24141 (unify_nodes): This.
24142 (process_unification_queue): Removed.
24143 (topo_visit): Cleanup
24144 (do_da_constraint): Use find.
24145 (do_sd_constraint): Ditto.
24146 (do_ds_constraint): Ditto.
24147 (do_complex_constraint): Ditto.
24148 (init_scc_info): Update for removed and added members.
24149 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24150 (find_indirect_cycles): This.
24151 (equivalence_class): New variable.
24152 (label_visit): New function.
24153 (perform_variable_substitution): Rewritten.
24154 (free_var_substitution_info): New function.
24155 (find_equivalent_node): Ditto.
24156 (move_complex_constraints): Ditto.
24157 (eliminate_indirect_cycles): Ditto.
24158 (solve_graph): Only propagate changed bits.
24159 Use indirect cycle elimination.
24161 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24162 (tree_id_eq): Renamed to ...
24163 (tree_vi_eq): This. Update for member change
24164 (insert_id_for_tree): Renamed and rewritten to ...
24165 (insert_vi_for_tree): This.
24166 (lookup_id_for_tree): Renamed and rewritten to ...
24167 (lookup_vi_for_tree): This.
24168 (get_id_for_tree): Renamed and rewritten to ...
24169 (get_vi_for_tree): Ditto.
24170 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24171 (process_constraint): Don't handle INCLUDES.
24172 Remove special ADDRESSOF case.
24173 (find_func_aliases): Rewrite to use vi functions instead of id
24175 (create_function_info_for): Ditto.
24176 (create_variable_info_for): Ditto.
24177 (intra_create_variable_infos): Ditto.
24178 (merge_smts_into): Ditto.
24179 (find_what_p_points_to): Ditto.
24180 (init_base_vars): Ditto.
24181 (init_alias_vars): Ditto.
24182 (remove_preds_and_fake_succs): New function.
24183 (dump_sa_points_to_info): Dump new stats.
24184 (dump_solution_for_var): Use find.
24185 (set_used_smts): Fix formatting.
24186 (compute_points_to_sets): Updated for new functions.
24187 (ipa_pta_execute): Ditto.
24189 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24190 Richard Sandiford <richard@codesourcery.com>
24192 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24194 * calls.c (expand_call): If the return value is a PARALLEL,
24195 extract its first member.
24196 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24197 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24198 use FUNCTION_EXTRA_EPILOGUE.
24199 (m68k_function_value): Return a PARALLEL if the return value
24200 is of a pointer type.
24201 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24202 (FUNCTION_EXTRA_EPILOGUE): Remove.
24203 * config/m68k/m68k.md (D0_REG): New constant.
24205 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24207 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24208 output a NOP for empty epilogues.
24210 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24212 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24213 before function. Extend register save check to include all
24214 registers, not just integer ones.
24216 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24218 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24219 (m68k_use_return_insn): ...this.
24220 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24221 * config/m68k/m68k.c (use_return_insn): Rename to...
24222 (m68k_use_return_insn): ...this.
24223 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24224 of USE_RETURN_INSN.
24226 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24228 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24229 nearest even, fix denormal rounding overflow.
24231 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24233 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24234 f%$smove and f%$move.
24235 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24236 (extendsfdf2_cf): Use fdmove instead of f%&move.
24237 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24238 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24240 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24242 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24245 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24247 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24248 (coldfire_single_format): Declare.
24249 (coldfire_double_format): Likewise.
24250 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24251 of qnan_msb_set to determine the lower bits of a canonical
24253 (encode_ieee_double): Likewise.
24254 (encode_ieee_quad): Likewise.
24255 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24256 (mips_single_format): Likewise.
24257 (ieee_double_format): Likewise.
24258 (mips_double_format): Likewise.
24259 (ieee_extended_motorola_format): Likewise.
24260 (ieee_extended_intel_96_format): Likewise.
24261 (ieee_extended_intel_128_format): Likewise.
24262 (ieee_extended_intel_96_round_53_format): Likewise.
24263 (ibm_extended_format): Likewise.
24264 (mips_extended_format): Likewise.
24265 (ieee_quad_format): Likewise.
24266 (mips_quad_format): Likewise.
24267 (vax_f_format): Likewise.
24268 (vax_d_format): Likewise.
24269 (vax_g_format): Likewise.
24270 (i370_single_format): Likewise.
24271 (i370_double_format): Likewise.
24272 (decimal_single_format): Likewise.
24273 (decimal_double_format): Likewise.
24274 (decimal_quad_format): Likewise.
24275 (c4x_single_format): Likewise.
24276 (c4x_extended_format): Likewise.
24277 (real_internal_format): Likewise.
24278 (coldfire_single_format): New real_format.
24279 (coldfire_double_format): Likewise.
24280 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24281 canonical_nan_lsbs_set.
24282 (pdp11_d_format): Likewise.
24283 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24284 if TARGET_COLDFIRE_CPU.
24286 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24288 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24289 (output_call, m68k_legitimize_call_address): Declare.
24290 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24291 parenthesees. Add support for a 'W' constraint.
24292 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24293 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24294 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24295 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24297 (override_options): Initialize them. Do not set flag_no_function_cse
24298 for TARGET_ID_SHARED_LIBRARY.
24299 (m68k_output_pic_call): Delete.
24300 (m68k_legitimize_call_address): New function.
24301 (print_operand): Remove the %o prefix. Handle the %p prefix.
24302 (output_call): New function.
24303 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24304 target address from the GOT if symbolic jumps are not allowed.
24305 * config/m68k/m68k.md (call, general_operand): Do not set
24306 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24307 Merge separate flag_pic and !flag_pic define_insns into...
24308 (*call, *call_value): ...these new patterns. Match the address
24309 rather than the containing MEM and require it to be a call_operand.
24310 Use output_call to generate the asm template.
24311 * config/m68k/predicates.md (const_call_operand): New predicate.
24312 (call_operand): Likewise.
24314 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24316 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24317 (STACK_GROWS_DOWNWARD): Define to 1.
24318 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24319 comments, emphasizing that these values are only defaults.
24320 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24321 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24323 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24325 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24327 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24328 Richard Sandiford <richard@codesourcery.com>
24330 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24331 (FP_REGNO_P): New macros.
24332 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24333 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24334 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24335 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24337 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24339 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24340 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24342 * config/m68k/t-floatlib: New file, extracting common code from...
24343 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24344 * config/m68k/t-uclinux: Here.
24345 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24346 routines on ColdFire targets.
24348 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24350 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24351 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24352 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24353 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24354 explicitly set MOTOROLA to 1.
24355 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24357 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24358 Nathan Sidwell <nathan@codesourcery.com>
24360 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24361 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24362 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24363 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24364 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24365 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24366 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24367 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24368 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24369 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24370 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24371 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24372 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24373 (DBX_REGISTER_NUMBER): Delete.
24374 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24375 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24376 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24378 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24380 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24381 * config/flat.h: New file.
24382 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24383 OBJECT_FORMAT_FLAT.
24384 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24385 indirect references for -msep-data or -mid-shared-library.
24386 Do not use PC-relative code addresses either.
24387 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24389 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24390 for shared libraries and crt1.o for executables. Use crti.o and
24392 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24393 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24394 Do not add -elf2flt or -shared-lib-id options here.
24395 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24396 Pass -shared-lib-id if -mid-shared-library, taking the library
24397 identifier from -mshared-library-id if given, otherwise
24399 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24400 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24401 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24402 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24403 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24404 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24406 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24407 jump sequence for ISA A and ISA A+.
24408 (PICJUMP): Likewise.
24410 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24412 * config.gcc (m68k-*-uclinux*): Base the port on the common
24413 and m68k GNU/Linux files rather than on the generic ELF ones.
24414 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24415 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24417 2007-01-18 Julian Brown <julian@codesourcery.com>
24418 Richard Sandiford <richard@codesourcery.com>
24420 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24421 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24422 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24424 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24425 80 unconditionally.
24426 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24428 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24430 * doc/install.texi: Document m68k-uclinuxoldabi.
24431 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24432 * config/m68k/uclinux-oldabi.h: New file, copied from
24433 config/m68k/uclinux.h.
24435 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24437 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24438 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24439 (m32r_compute_frame_size): Use unsigned for regno.
24440 (m32r_reload_lr): Use gen_frame_mem.
24442 (m32r_output_function_epilogue): Don't output the function epilogue
24444 (m32r_expand_epilogue): New.
24445 (direct_return): Return false if the function has the interrupt
24447 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24448 * config/m32r/m32r.md (epilogue): New expander.
24449 (return_lr, return_rte): New insns.
24450 (return): Make it expander.
24451 (return_normal): New expander.
24453 2007-01-18 Josh Conner <jconner@apple.com>
24456 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24457 support for UNLE, UNLT, UNGE, and UNGT.
24459 2007-01-18 Jan Hubicka <jh@suse.cz>
24461 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24462 * tree-tailcall (add_virtual_phis): Likewise.
24463 (optimize_tail_call): Return TODOs.
24464 (execute_tail_calls): Return TODOs.
24465 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24466 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24468 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24469 Cleanup cfg using TODO.
24470 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24471 * passes.c (execute_function_todo): When cleanup did something, remove
24473 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24474 (make_edges): Don't cleanup_cfg.
24476 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24478 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24479 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24480 operate on the top of stack.
24481 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24482 register handling of instructions that output to the second
24484 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24485 (move_for_stack_reg): Special-case check for dead destination
24486 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24488 * config/i386/i386.md (UNSPEC_TAN): New constant.
24489 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24490 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24491 to correctly model move of constant 1.0 to top stack slot.
24492 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24493 (unnamed peephole2 pattern): Remove corresponding peephole2
24494 pattern that optimizes tan insn and loading of constant 1.0.
24495 (tanxf2): Use fptanxf4_i387.
24496 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24497 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24498 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24499 disable patterns for SSE math.
24500 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24501 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24503 2007-01-18 Dirk Mueller <dmueller@suse.de>
24504 Richard Guenther <rguenther@suse.de>
24507 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24508 * common.opt (Warray-bounds): Add new warning option.
24509 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24511 * Makefile.in: make tree-vrp.o depend on toplev.h
24512 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24514 (check_array_refs, check_array_bounds, check_array_ref): New.
24516 2007-01-18 Jan Hubicka <jh@suse.cz>
24518 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24519 (execute_ssa_ccp): Return flags conditionally.
24520 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24522 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24524 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24526 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24527 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24529 * Makefile.c (GTFILES): Add cfglayout.h.
24530 * gengtype.c (open_base_files): Likewise.
24531 * cfglayout.c (cfg_layout_function_footer,
24532 cfg_layout_function_header) Reindent to make gengtype happy.
24533 * cfglayout.h (cfg_layout_function_footer,
24534 cfg_layout_function_header): Add GTY(()) marker.
24536 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24538 2007-01-18 Ben Elliston <bje@au.ibm.com>
24540 * genautomata.c (write_automata): Include xstrerror output in the
24541 error message if writing the DFA description file fails.
24543 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24545 * config/mips/mips-protos.h (mips_output_external): Make it
24547 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24548 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24549 (extern_list): Likewise.
24550 (extern_head): Likewise.
24551 (TARGET_ASM_FILE_END): Likewise.
24552 (mips_file_end): Likewise.
24553 (mips_output_external): Rewritten.
24555 2007-01-18 Ben Elliston <bje@au.ibm.com>
24557 * genpreds.c (write_insn_preds_c): Only write out the function
24558 body for regclass_for_constraint if we have register constraints.
24560 2007-01-17 Tom Tromey <tromey@redhat.com>
24562 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24563 * doc/install.texi (Testing): Use sourceware.org.
24564 (Binaries): Likewise.
24565 (Specific): Likewise.
24566 * doc/contrib.texi (Contributors): Use sourceware.org.
24568 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24570 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24571 (AVR_ENHANCED): Rename to ...
24572 (AVR_HAVE_MUL): ... new.
24573 (avr_enhanced_p): Rename to ...
24574 (avr_have_mul_p): ... new.
24575 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24576 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24577 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24578 (avr_have_mul_p): ... new.
24579 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24580 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24581 'avr_enhanced_p' and 'enhanced'.
24582 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24583 AVR_HAVE_MUL instead of AVR_ENHANCED.
24584 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24585 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24586 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24587 instead of AVR_ENHANCED.
24588 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24589 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24590 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24592 2007-01-17 Ian Lance Taylor <iant@google.com>
24594 * vec.h (VEC_reserve_exact): Define.
24595 (vec_gc_p_reserve_exact): Declare.
24596 (vec_gc_o_reserve_exact): Declare.
24597 (vec_heap_p_reserve_exact): Declare.
24598 (vec_heap_o_reserve_exact): Declare.
24599 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24601 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24602 negative parameter.
24603 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24604 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24605 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24606 * vec.c (calculate_allocation): Add exact parameter. Change all
24608 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24609 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24610 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24611 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24612 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24613 (vec_heap_p_reserve_exact): New function.
24614 (vec_heap_o_reserve_exact): New function.
24616 2007-01-17 Jan Hubicka <jh@suse.cz>
24618 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24620 2007-01-17 Eric Christopher <echristo@apple.com>
24622 * config.gcc: Support core2 processor.
24624 2007-01-16 Jan Hubicka <jh@suse.cz>
24626 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24627 the names, just unlink the chain so we don't crash on dangling
24631 2007-01-16 Jan Hubicka <jh@suse.cz>
24633 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24634 * tree-pass.h: Reorder to make IPA passes appear toegher.
24635 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24637 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24638 parameters, do not call early inliner.
24639 * ipa-inline.c: Update comments. Include tree-flow.h
24640 (cgraph_decide_inlining): Do not compute inlining parameters.
24641 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24642 be called with function context set up.
24643 (pass_ipa_inline): Remove unreachable functions before pass.
24644 (cgraph_early_inlining): Simplify assuming to be called from the
24646 (pass_early_inline): New pass.
24647 (cgraph_gate_ipa_early_inlining): New gate.
24648 (pass_ipa_early_inline): Turn into simple wrapper.
24649 (compute_inline_parameters): New function.
24650 (gate_inline_passes): New gate.
24651 (pass_inline_parameters): New pass.
24652 (apply_inline): Move here from tree-optimize.c
24653 (pass_apply_inline): New pass.
24654 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24656 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24657 doing them by hand.
24658 (tree_function_versioning): Do not allocate dummy struct function.
24659 * tree-inline.h (optimize_inline_calls): Update prototype.
24660 * tree-optimize.c (execute_fixup_cfg): Export.
24661 (pass_fixup_cfg): Remove
24662 (tree_rest_of_compilation): Do not apply inlines.
24663 * tree-flow.h (execute_fixup_cfg): Declare.
24664 * Makefile.in (gt-passes.c): New.
24665 * passes.c: Include gt-passes.h
24666 (init_optimization_passes): New passes.
24667 (nnodes, order): New static vars.
24668 (do_per_function_toporder): New function.
24669 (execute_one_pass): Dump current pass here.
24670 (execute_ipa_pass_list): Don't dump current pass here.
24672 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24674 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24675 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24677 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24679 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24680 (strong_alias): Define.
24681 (__gcc_qmul): Provide non-FMA for soft-float.
24682 (__gcc_qdiv): Same.
24687 (__gcc_qunord): New.
24697 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24698 soft-float functions.
24699 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24700 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24701 about long double soft float.
24703 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24704 Tehila Meyzels <tehila@il.ibm.com>
24706 * tree-vectorizer.h (is_pattern_stmt_p): New.
24707 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24708 formatting (tabs instead of spaces). Cleanup and clarify setting
24709 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24710 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24711 (vectorizable_type_demotion): Check that types are integral.
24712 (vectorizable_type_promotion): Likewise.
24713 (vectorizable_store): Fix typo. Eliminate new-line at end of
24716 2007-01-16 Jan Hubicka <jh@suse.cz>
24718 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24721 2007-01-15 Eric Christopher <echristo@apple.com>
24723 * ifcvt.c: Include vec.h, vecprim.h.
24724 (check_cond_move_block): New argument regs.
24725 Reorganize. Add registers used to regs.
24726 (cond_move_process_if_block): Use regs set above as
24729 2007-01-15 Eric Christopher <echristo@apple.com>
24731 * config/darwin.h: Update copyright.
24732 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24733 (LINK_COMMAND_SPEC): Add -u.
24734 (LINK_SPEC): Fix umbrella for above.
24736 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24738 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24741 2007-01-15 Tom Tromey <tromey@redhat.com>
24743 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24744 * doc/install.texi (Testing): Don't mention jacks.
24745 (Configuration): Document --enable-java-maintainer-mode. Move
24746 --with-java-home to libgcj-specific section. Document
24748 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24750 2007-01-15 Jan Hubicka <jh@suse.cz>
24752 * tree-ssa-dce.c (DCE_TODOs): New.
24753 (propagate_necessity): Return if something changed.
24754 (eliminate_unnecessary_stmts): Likewise.
24755 (perform_tree_ssa_dce): Return TODO flags when needed.
24756 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24758 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24760 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24761 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24762 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24763 patterns using X87MODEF12 mode macro. Extend operand 1
24764 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24765 (log10<mode>2): Ditto.
24766 (log2<mode>2): Ditto.
24767 (log1p<mode>2): Ditto.
24768 (logb<mode>2): Ditto.
24769 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24770 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24771 (*fxtractxf3_i387): Rename from *fxtractxf3.
24772 (fxtract_extend<mode>xf3_i387): New insn pattern.
24773 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24774 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24775 and gen_fyl2xxf3_i387().
24777 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24779 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24780 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24781 get_loop_exit_edges. Changed return type to bool.
24782 * cfgloop.h (fix_loop_placement): Declaration removed.
24784 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24786 * param.h (MIN_VECT_LOOP_BOUND): New.
24787 * params.def (MIN_VECT_LOOP_BOUND): New.
24788 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24789 argument - minimum threshold for number of iterations.
24790 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24791 argument to declaration.
24792 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24793 MIN_VECT_LOOP_BOUND.
24794 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24795 slpeel_tree_peel_loop_to_edge with additional argument.
24796 (vect_do_peeling_for_alignment): Likewise.
24797 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24799 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24802 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24803 operands of size 1.
24805 2007-01-14 Jan Hubicka <jh@suse.cz>
24807 * tree-dfa.c (remove_referenced_var): New function.
24808 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24809 prune referenced vars list too.
24810 * tree-flow.h (remove_referenced_var): Declare.
24812 2007-01-14 Jan Hubicka <jh@suse.cz>
24814 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24816 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24817 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24818 * except.h (verify_eh_throw_table_statements): Kill prototype.
24819 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24820 into call exrepssions.
24821 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24823 * tree-cfg.c: Include pointer-set.h.
24824 (verify_node_sharing): Work on pointer set.
24825 (verify_eh_throw_stmt_node): New.
24826 (verify_stmts): Use pointers sets, verify throw_stmt.
24828 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24830 * ipa-reference.c (analyze_function): Consider also addresses taken
24833 2007-01-12 Roger Sayle <roger@eyesopen.com>
24835 * c-typeck.c (null_pointer_constant_p): Replace use of
24836 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24837 (build_c_cast): Likewise.
24839 2007-01-12 Roger Sayle <roger@eyesopen.com>
24841 * tree.h (force_fit_type_double): Remove unused final argument.
24842 * c-common.c (constant_expression_warning): Replace use of
24843 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24844 (convert_and_check): Likewise.
24845 (shorten_compare): Update call to force_fit_type_double.
24846 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24847 * convert.c (convert_to_pointer): Update call to
24848 force_fit_type_double.
24849 * fold-const.c (force_fit_type_double): Remove overflowed_const
24851 (int_const_binop, fold_convert_const_int_from_int,
24852 fold_convert_const_int_from_real, fold_div_compare,
24853 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24854 fold_abs_const, fold_not_const): Remove the final argument from
24855 calls to force_fit_type_double.
24857 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24859 * configure.ac: Set insn to "nop" for spu-*-* also.
24860 * configure: Regenerate.
24862 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24864 * builtins.def : Add BUILT_IN_FREE.
24866 2007-01-12 Jan Hubicka <jh@suse.cz>
24868 PR tree-optimization/30443
24869 * tree-inline.c (tree_function_versioning): Do not optimize when
24870 cloning for inlining.
24872 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24874 * doc/loop.texi: Document recording of loop exits.
24875 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24876 (update_single_exits_after_duplication,
24877 update_single_exit_for_duplicated_loop,
24878 update_single_exit_for_duplicated_loops): Removed.
24879 (duplicate_loop_to_header_edge): Do not call
24880 update_single_exits_after_duplication and
24881 update_single_exit_for_duplicated_loops.
24882 (loop_version): Do not update single_exit information.
24883 (fix_loop_structure): Use record_loop_exits instead of
24884 mark_single_exit_loops.
24885 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24886 the lists of loop exits.
24887 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24888 split_edge, merge_blocks): Update the lists of loop exits.
24889 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24890 loop_optimizer_init.
24891 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24892 of mark_single_exit_loops.
24893 (loop_optimizer_finalize): Call release_recorded_exits.
24894 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24895 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24896 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24897 update single exit information.
24898 * lambda-code.c (perfect_nestify): Ditto.
24899 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24900 (mark_single_exit_loops): Removed.
24901 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24902 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24903 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24905 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24906 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24907 (verify_loop_structure): Verify consistency of the exit lists.
24908 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24909 (set_single_exit): Removed.
24910 * cfgloop.h (struct loop_exit): New function.
24911 (struct loop): single_exit_ field replaced by exits field.
24912 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24913 LOOPS_HAVE_RECORDED_EXITS.
24914 (struct loops): Added exits hash.
24915 (mark_single_exit_loops, set_single_exit): Declaration removed.
24916 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24918 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24920 * doc/invoke.texi: Avoid use of @headitem.
24922 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24924 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24926 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24928 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24931 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24932 Richard Sandiford <richard@codesourcery.com>
24934 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24935 * config/m68k/m68k.opt: Resort options.
24936 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24938 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24939 Richard Sandiford <richard@codesourcery.com>
24941 * doc/invoke.texi: Document the macros that are defined by
24942 m68k's -mtune and -mhard-float options.
24943 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24944 (m68k_cpp_cpu_family): Likewise.
24945 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24946 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24947 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24948 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24949 (m68k_cpp_cpu_family): Likewise.
24951 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24953 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24954 macros besides mc68000 as tuning macros. Use a switch statement
24955 to set them and mcpu32.
24957 2007-01-12 Julian Brown <julian@codesourcery.com>
24959 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24960 (TARGET_68040_ONLY): Rename to...
24961 (TARGET_68040): ...this.
24962 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24963 * config/m68k/m68k.md: Likewise.
24965 2007-01-12 Julian Brown <julian@codesourcery.com>
24966 Nathan Sidwell <nathan@codesourcery.com>
24967 Richard Sandiford <richard@codesourcery.com>
24969 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24970 the -mcpu= argument associated with the --with-cpu setting.
24971 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24972 if different from the one implied by the -mcpu setting.
24973 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24974 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24975 * doc/invoke.texi: Mention ColdFire in the introduction to the
24976 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24977 -mno-div and -mhard-float options. Make -m68881 a synonym for
24978 -mhard-float. Document the previously-undocumented -m5206e,
24979 -m528x, -m5307 and -m5407 options. Tweak the existing option
24980 documentation for consistency.
24981 * doc/install.texi: Mention new --with-cpu arguments.
24982 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24983 default CPU if neither -mcpu nor -march are specified.
24984 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24985 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24986 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24987 using m68k_tune to decide between families that implement the
24988 same ISA. Use m68k_tune to set __mcfv4e__.
24989 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24990 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24991 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24992 (FL_ISA_C, FL_ISA_MMU): New macros.
24993 (MASK_COLDFIRE): Delete.
24994 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24995 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24996 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24997 (TARGET_HARD_FLOAT): Do not define here.
24998 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24999 (TUNE_68000): New macro.
25000 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25001 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25002 (TUNE_CFV2): Redefine in terms of m68k_tune.
25003 (uarch_type, target_device, fpu_type): New enums.
25004 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25005 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25006 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25007 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25008 (FL_FOR_isa_c): New macros.
25009 (m68k_isa): New enum.
25010 (m68k_target_selection): New structure.
25011 (all_devices, all_isas, all_microarchs): New tables.
25012 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25013 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25014 (MASK_ALL_CPU_BITS): Delete.
25015 (m68k_find_selection): New function.
25016 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25017 Map the legacy target options to a combination of the new ones.
25018 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25019 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25020 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25022 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25023 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25025 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25026 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25027 * config/m68k/m68k-devices.def: New file.
25029 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25030 Nathan Sidwell <nathan@codesourcery.com>
25032 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25033 (SUBTARGET_EXTRA_SPECS): New macros.
25034 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25035 use %(asm_cpu_spec) instead.
25036 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25037 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25038 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25039 (EXTRA_SPECS): Rename to...
25040 (SUBTARGET_EXTRA_SPECS): ...this.
25042 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25043 Richard Sandiford <richard@codesourcery.com>
25044 Julian Brown <julian@codesourcery.com>
25046 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25047 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25048 to the configuration's default CPU.
25049 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25050 Remove default masks.
25051 (m680[012]0-*-*): Set the default with_cpu to the first part of
25053 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25054 (m68k*-*-linux): Extend the --with-cpu handling to...
25055 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25056 and m68010. Don't set target_cpu_default2.
25057 * doc/install.texi: Document --with-cpu for m68k.
25058 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25059 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25060 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25061 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25062 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25063 (ASM_SPEC): Remove use of %(asm_cpu_default).
25064 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25065 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25066 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25067 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25068 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25069 (TARGET_DEFAULT): Delete.
25070 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25071 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25072 (CPP_CPU_SPEC): Delete.
25073 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25074 the appropriate string.
25075 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25076 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25077 (ASM_SPEC): Don't use %(asm_default_spec).
25078 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25079 TARGET_DEFAULT and add MASK_68881.
25080 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25082 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25084 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25085 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25086 MASK_68010 alongside MASK_68020.
25087 * doc/invoke.texi: Document -m68010.
25088 * config/m68k/m68k.opt (m68010): New.
25089 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25091 (TUNE_68010): New macro.
25092 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25093 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25094 (M68K_CPU_m68332): Add MASK_68010.
25095 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25096 fallback definition.
25097 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25099 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25100 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25101 to all entries that use MASK_68020.
25102 (output_move_simode_const, output_move_himode, output_move_qimode)
25103 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25104 instead of TARGET_68020 to select clr behavior. Remove comment
25105 about there being no TARGET_68010.
25106 * config/m68k/m68k.md: Likewise throughout.
25108 2007-01-12 Julian Brown <julian@codesourcery.com>
25110 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25111 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25112 * config/m68k/m68k.md: Likewise.
25114 2007-01-12 Julian Brown <julian@codesourcery.com>
25116 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25117 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25119 2007-01-12 Julian Brown <julian@codesourcery.com>
25121 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25122 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25123 * config/m68k/m68k.md: Likewise.
25125 2007-01-12 Julian Brown <julian@codesourcery.com>
25126 Richard Sandiford <richard@codesourcery.com>
25128 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25129 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25130 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25132 (TARGET_CPU32): Rename to...
25133 (TUNE_CPU32): ...this.
25134 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25135 (TUNE_CFV2): New macros.
25136 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25137 remove conditions that are implied by TARGET_68020.
25138 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25139 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25140 (m68k_output_function_epilogue): Likewise.
25141 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25142 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25143 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25144 non-68000 timings. Refactor multiplication and division costs.
25145 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25146 TUNE_CPU32 instead of TARGET_CPU32.
25147 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25148 and TUNE_68060 instead of TARGET_68060.
25149 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25150 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25152 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25153 && !TARGET_COLDFIRE" to choose between moveq and clr.
25154 Likewise in the unnamed movsf pattern.
25155 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25156 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25159 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25161 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25162 of tabbing before backslashes.
25164 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25166 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25167 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25168 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25170 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25172 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25173 find_interesting_uses_cond.
25174 (find_interesting_uses_cond): Use extract_cond_operands.
25175 (rewrite_use_compare): Use extract_cond_operands and
25176 force_gimple_operand_bsi. Do not call update_stmt.
25177 (determine_use_iv_cost_condition): Use extract_cond_operands.
25178 Return cheaper of using original bound and changing the exit bound.
25180 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25182 PR tree-optimization/29516
25183 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25184 most_expensive_mult_to_index, addr_to_parts,
25185 create_mem_ref, maybe_fold_tmr): Make the type of
25186 fields of TARGET_MEM_REF sizetype.
25187 (move_fixed_address_to_symbol, move_pointer_to_base):
25189 * tree.def (TARGET_MEM_REF): Add comment on types of
25192 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25194 * c-common.c (vector_types_convertible_p): Treat opaque types as
25195 always convertible if they have the same size, but not otherwise.
25197 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25199 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25200 Remove the b_unconditional field.
25201 (noce_try_sign_mask): Do not look at b_unconditional.
25202 (noce_process_if_block): Do not use merge_if_blocks. Update
25203 the CFG here. Do not set b_unconditional.
25204 (cond_move_process_if_block): Likewise.
25205 (find_cond_trap): Likewise.
25206 (check_cond_move_block): Require simple jump insns at the end
25207 of the basic block.
25209 2007-01-11 Jan Hubicka <jh@suse.cz>
25211 PR tree-optimization/1046
25212 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25213 when alias info is not ready.
25214 (pass_tail_recursion): Do not require aliasing.
25215 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25216 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25217 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25218 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25219 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25220 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25221 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25223 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25224 When aliasing is not build, mark statement as volatile.
25226 2007-01-11 Tom Tromey <tromey@redhat.com>
25228 PR preprocessor/15185, PR preprocessor/20989:
25229 * doc/cppopts.texi <-MT>: Update description of algorithm for
25230 computing default target.
25231 <-M, -MD>: Reword "basename" text.
25233 2007-01-11 Roger Sayle <roger@eyesopen.com>
25235 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25236 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25237 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25238 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25239 fold_builtin_bswap, real_constp, fold_builtin_pow,
25240 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25241 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25242 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25243 * convert.c (convert_to_pointer): Likewise.
25244 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25245 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25246 const_binop, fold_convert_const_int_from_int,
25247 fold_convert_const_int_from_real,
25248 fold_convert_const_real_from_real, sign_bit_p,
25249 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25250 fold_sign_changed_comparison, fold_unary, fold_comparison,
25251 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25252 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25253 * print-tree.c (print_node_brief, print_node): Likewise.
25254 * stor-layout.c (place_field, layout_type): Likewise.
25255 * tree-chrec.c (keep_cast): Likewise.
25256 * tree.c (build_vector, build_real, build_real_from_int_cst,
25257 build_complex): Likewise.
25259 2007-01-11 Roger Sayle <roger@eyesopen.com>
25261 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25262 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25264 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25266 * configure.ac (strict1_warn): Rename to strict_warn.
25267 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25268 cc_set_by_configure, quoted_cc_set_by_configure,
25269 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25270 all_boot_languages, all_stagestuff): Remove.
25271 (target_list): Remove bootstrap targets.
25272 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25273 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25274 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25275 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25276 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25277 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25278 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25279 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25280 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25281 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25282 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25283 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25284 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25285 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25286 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25287 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25288 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25289 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25290 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25291 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25292 (mostlyclean): Adjust.
25293 (clean, distclean): Don't mention bootstrap stuff.
25294 * configure: Regenerate.
25295 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25296 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25297 treelang/config-lang.in (stagestuff): Remove.
25298 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25299 stageprofile, stagefeedback, stagestuff): Remove mention.
25301 2007-01-11 Nick Clifton <nickc@redhat.com>
25303 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25305 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25306 (mcore_arith_K_S_operand): Run the test for the S constraint not
25307 the test for the M constraint.
25308 (mcore_addsub_operand): Do not accept integer values that are
25309 larger than 32 bits.
25310 * config/mcore/mcore.md: Remove unused constraints from split.
25311 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25312 (addsi3): Likewise.
25313 (allocate_stack): Likewise.
25314 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25315 operands to 32 bits.
25316 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25318 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25319 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25320 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25321 mcore_output_bclri, mcore_output_andn, output_inline_const,
25322 mcore_output_move, mcore_output_movedouble): Likewise.
25323 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25324 (output_inline_const): Likewise.
25325 (output_inline_const): Fix format strings used in sprintf
25327 * config/mcore/mcore-protos.h: Update prototypes for changed
25328 functions in mcore.c.
25329 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25330 HOST_WIDE_INT and not int.
25331 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25332 CONST_OK_FOR_N): Likewise.
25333 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25334 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25337 2007-01-10 Jan Hubicka <jh@suse.cz>
25339 * tree-vrp.c (remove_range_assertions): Release defs.
25340 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25341 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25343 2007-01-10 Paul Brook <paul@codesourcery.com>
25345 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25346 * config/arm/arm.md (mulsi3subsi): New insn.
25348 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25350 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25351 (tree_transform_and_unroll_loop): New.
25352 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25355 2007-01-10 Robert Kennedy <jimbob@google.com>
25357 * fold-const.c (fold_comparison): Fold comparisons like (x *
25358 1000 < 0) to (x < 0).
25360 2007-01-10 Ian Lance Taylor <iant@google.com>
25362 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25363 operands have the same priority.
25365 2007-01-10 Tom Tromey <tromey@redhat.com>
25367 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25368 (fold_binary): Likewise.
25369 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25370 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25371 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25372 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25373 * langhooks.h (struct lang_hooks): Removed field
25374 'can_use_bit_fields_p'.
25376 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25378 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25380 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25382 * function.c (get_last_funcdef_no): New function.
25383 * function.h (get_last_funcdef_no): Declare.
25384 * tree-inline.c (initialize_cfun): Add initialization.
25385 (tree_function_versioning): Cleanup.
25387 2007-01-10 Jan Hubicka <jh@suse.cz>
25389 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25392 2007-01-10 Sa Liu <saliu@de.ibm.com>
25393 Ben Elliston <bje@au.ibm.com>
25395 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25396 for SAVE_NONLOCAL and Pmode for any other save level.
25397 * spu-protos.h (spu_restore_stack_block): Declare.
25398 * spu.md (save_stack_block): Remove.
25399 (restore_stack_block): Call spu_restore_stack_block.
25400 * spu.c (spu_restore_stack_block): New function.
25401 (spu_expand_epilogue): Remove old comment.
25403 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25405 PR tree-optimization/30322
25406 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25407 (cand_value_at): Return the value as aff_tree.
25408 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25409 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25410 aff_combination_mult): New functions.
25411 (aff_combination_add): Use aff_combination_add_cst.
25412 (aff_combination_convert): Allow conversions to a wider type.
25413 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25414 * tree-affine.h (aff_combination_mult): Declare.
25416 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25418 * doc/tm.texi: Update documentation to reflect reality of exec
25419 and start file search behaviours. Update copyright year.
25420 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25421 header file directories.
25423 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25425 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25426 (*cosxf2): Rename to cosxf2_i387.
25427 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25428 using X87MODEF12 mode macro. Rename patterns to
25429 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25431 (*cosdf2, *cossf2): Ditto.
25432 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25433 to match extended input operands.
25434 (sincos<mode>3): New expander.
25435 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25436 insn patterns and corresponding splitters.
25438 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25440 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25441 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25443 2007-01-09 Nicolas Pitre <nico@cam.org>
25446 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25448 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25450 * target.h (struct gcc_target): New field library_rtti_comdat.
25451 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25452 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25453 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25454 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25456 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25458 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25460 2007-01-08 Richard Guenther <rguenther@suse.de>
25462 * tree.h (force_fit_type_double): Export.
25463 (force_fit_type): Remove.
25464 * fold-const.c (force_fit_type_double): New function.
25465 (force_fit_type): Remove.
25466 (int_const_binop): Use it.
25467 (fold_convert_const_int_from_int): Likewise.
25468 (fold_convert_const_int_from_real): Likewise.
25469 (fold_div_compare): Likewise.
25470 (fold_sign_changed_comparison): Likewise.
25471 (fold_unary): Likewise.
25472 (fold_negate_const): Likewise.
25473 (fold_abs_const): Likewise.
25474 (fold_not_const): Likewise.
25475 * c-common.c (shorten_compare): Use force_fit_type_double.
25476 * convert.c (convert_to_pointer): Likewise.
25478 2007-01-08 Richard Guenther <rguenther@suse.de>
25480 * tree.h (build_int_cst_wide_type): Export.
25481 * tree.c (build_int_cst_wide_type): New function.
25482 (build_int_cst_wide): Fix comment.
25483 * builtins.c (fold_builtin_object_size): Use build_int_cst
25484 to build -1 or 0 of the correct type. Use fit_double_type
25485 to check for overflow.
25486 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25488 (decode_field_reference): Likewise.
25489 (all_ones_mask_p): Likewise.
25490 (native_interpret_int): Use build_int_cst_wide_type.
25491 (fold_binary): Use build_int_cst_type to build an all-ones
25493 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25495 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25497 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25499 2007-01-09 Ben Elliston <bje@au.ibm.com>
25501 * genautomata.c (STATS_OPTION): New option.
25502 (stats_flag): New flag.
25503 (gen_automata_option): Handle it.
25504 (initiate_automaton_gen): Ditto.
25505 (write_automata): Output statistics only if stats_flag is
25506 set. Likewise, output time statistics only if time_flag is set.
25507 * doc/md.texi (Processor pipeline description): Document new flag.
25509 2007-01-08 Richard Guenther <rguenther@suse.de>
25511 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25512 * tree.c (build_int_cst_type): Likewise.
25513 (size_in_bytes): Don't call force_fit_type on the result.
25514 (int_fits_type_p): Use fit_double_type.
25515 * fold-const.c (fit_double_type): New function.
25516 (force_fit_type): Use it.
25517 * tree.h (fit_double_type): Export.
25519 2007-01-08 Jan Hubicka <jh@suse.cz>
25521 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25522 * ipa.c (function_and_variable_visibility): Fix return type.
25524 2007-01-08 Richard Guenther <rguenther@suse.de>
25526 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25527 of offset to build the index.
25528 * tree-pretty-print.c (dump_generic_node): Don't build negated
25529 const just for printing.
25530 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25531 * builtins.c (fold_builtin_int_roundingfn): Check if result
25532 fits the type by using force_fit_type and comparing the result.
25533 * predict.c (predict_loops): Use compare_tree_int for comparison.
25534 * tree.c (build_int_cst): Fall back to integer_type_node for
25536 (build_int_cst_wide): Assert type is non-null.
25538 2007-01-08 Roberto Costa <roberto.costa@st.com>
25540 * tree-vrp.c (extract_range_from_cond_expr): New.
25541 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25542 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25544 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25545 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25546 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25547 used as expressions.
25548 * tree-object-size.c (cond_expr_object_size): New.
25549 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25551 2007-01-08 Jan Hubicka <jh@suse.cz>
25553 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25554 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25557 2007-01-08 Richard Guenther <rguenther@suse.de>
25559 PR tree-optimization/23603
25560 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25561 (extract_range_from_binary): Fall back to truthvalue instead of
25562 varying for TRUTH_*_EXPR.
25563 (extract_range_from_comparison): Fall back to truthvalue instead of
25565 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25566 if all visited PHI values were constant.
25568 2007-01-08 Jan Hubicka <jh@suse.cz>
25570 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25571 (cgraph_analyze_function): break out from ...
25572 (cgraph_finalize_compilation_unit): ... here.
25573 (cgraph_expand_function): Remove forgoten commented out line.
25574 (cgraph_optimize): Analyze functions.
25576 2007-01-08 Jan Hubicka <jh@suse.cz>
25578 * tree-pas.h (TODO_remove_function): New flag.
25579 (TODO_update*): Renumber.
25580 (pass_ipa_increase_alignment,
25581 pass_ipa_function_and_variable_visibility): New passes.
25582 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25583 (cgraph_function_and_variable_visibility): Move to ipa.c
25584 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25585 cgraph_increase_alignment.
25586 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25587 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25588 calling tree-inline.
25589 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25590 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25591 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25592 (gate_increase_alignment): New function.
25593 (pass_ipa_increase_alignment): New pass.
25594 * ipa.c: Inline tree-pass.h and timevar.h
25595 (function_and_variable_visibility): Move here from cgraphunit.c
25596 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25597 * passes.c (init_optimization_passes): Add the two new passes.
25598 (execute_todo): Handle cgraph_remove_functions.
25600 2007-01-08 Nick Clifton <nickc@redhat.com>
25602 * config/frv/predicates.md (reg_or_0_operand): Accept
25605 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25607 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25608 * config.gcc: Add bfin*-rtems*.
25610 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25612 * c.opt: Add -flax-vector-conversions.
25613 * c-typeck.c (convert_for_assignment): Pass flag to
25614 vector_types_convertible_p to allow emission of note.
25615 (digest_init): Likewise.
25616 * c-opts.c: Handle -flax-vector-conversions.
25617 * c-common.c (flag_lax_vector_conversions): New.
25618 (vector_types_convertible_p): Unless -flax-vector conversions
25619 has been passed, disallow conversions between vectors with
25620 differing numbers of subparts and/or element types. If such
25621 a conversion is disallowed, possibly emit a note on the first
25622 occasion only to inform the user of -flax-vector-conversions.
25623 The new last argument specifies this.
25624 * c-common.h (flag_lax_vector_conversions): New.
25625 (vector_types_convertible_p): Add extra argument.
25626 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25627 char_type_node for V*QI type vectors.
25628 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25629 Update to satisfy new typechecking rules.
25630 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25631 C and C++ variants.
25632 * doc/invoke.texi (C Dialect Options): Document
25633 -flax-vector-conversions.
25635 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25637 PR tree-optimization/29877
25638 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25639 a register variable on the RHS to not be replaceable.
25641 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25642 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25643 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25644 const_simm15, const_pow2, const_npow2): Added.
25645 * config/score/misc.md (insv, extv, extzv, movmemsi,
25646 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25647 * config/score/score.c (score_address_cost, score_select_cc_mode):
25649 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25650 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25651 Update score_print_operand.
25652 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25653 Adjust register allocate order and update some macro define.
25654 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25655 mdx_block_move_straight, mdx_block_move_loop_head,
25656 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25657 mdx_block_move_loop, mdx_block_move): Added.
25658 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25659 mdp_limm): Updated and fix some bug and typo.
25660 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25661 (movsf, movdf, doloop_end): Added.
25663 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25665 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25666 config/arm/thumb2.md: Fix comment typos.
25667 * doc/extend.texi: Fix a typo.
25669 2007-01-07 Eric Christopher <echristo@apple.com>
25671 * configure.ac: Check for __stack_chk_fail for darwin.
25672 * configure: Regenerate.
25674 2007-01-07 Richard Guenther <rguenther@suse.de>
25676 * tree-vrp.c (extract_range_from_assert): CSE calls to
25677 compare_values where possible.
25678 (extract_range_from_unary_expr): Likewise.
25680 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25682 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25683 * config/avr/avr.c (call_insn_operand): Delete function.
25684 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25685 instead of register number. Use predicates.
25686 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25687 call_insn_operand): Add.
25689 2007-01-06 Jan Hubicka <jh@suse.cz>
25691 * tree-pass.h (pass_build_cgraph_edges): Declare.
25692 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25693 (visited_nodes): Remove.
25694 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25695 build_cgrpah_edges; make visited_nodes local.
25696 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25697 (record_references_in_initializer): Move to cgraphbuild.c
25698 (initialize_inline_failed, rebuild_cgraph_edges,
25699 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25700 (verify_cgraph_node): Make visited_nodes local.
25701 (cgraph_analyze_function): Do not call cgraph_create_edges and
25702 initialize_inline_failed.
25703 (cgraph_expand_function): Do not call cgraph_lower_function;
25704 assert that function is already lowered.
25705 * Makefile.in (cgraphbuild.o): New.
25706 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25707 at the end of lowering passes.
25709 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25711 * ifcvt.c (cond_move_convert_if_block): New function, code
25712 factored out from...
25713 (cond_move_process_if_block): ...here. Call the new function
25714 on the THEN and ELSE blocks.
25715 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25716 already takes care of this.
25718 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25721 * tree.h (TREE_OVERFLOW_P): New.
25722 * c-typeck.c (parser_build_unary_op): Warn only if result
25723 overflowed and operands did not.
25724 (parser_build_binary_op): Likewise.
25725 (convert_for_assignment): Remove redundant overflow_warning.
25726 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25728 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25730 * c-typeck.c (store_init_value): Split over two lines to follow
25731 the GNU coding style.
25733 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25735 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25736 __GXX_EXPERIMENTAL_CXX0X__.
25737 * doc/cpp.texi: Same.
25739 2007-01-05 Richard Guenther <rguenther@suse.de>
25741 PR middle-end/27826
25742 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25743 with mismatched types. Instead explicitly build a
25744 conversion NOP_EXPR.
25746 2007-01-05 Ian Lance Taylor <iant@google.com>
25748 * c-common.c (decl_with_nonnull_addr_p): New function.
25749 (c_common_truthvalue_conversion): Call it.
25750 * c-typeck.c (build_binary_op): Likewise.
25751 * c-common.h (decl_with_nonnull_addr_p): Declare.
25753 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25756 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25759 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25761 * doc/install.texi (Final install): Document the fact that
25762 the GNAT runtime should not be stripped.
25764 2007-01-04 Jan Hubicka <jh@suse.cz>
25766 * tree-inline.c (fold_marked_statements): Update operand caches
25767 and EH after folding
25769 2007-01-04 Ian Lance Taylor <iant@google.com>
25771 * c-common.c (check_function_nonnull): Whitespace fix.
25773 2007-01-04 Jan Hubicka <jh@suse.cz>
25775 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25776 comitted older version of patch.
25777 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25778 function, celanup cfg and collect garbage.
25780 2007-01-04 Mike Stump <mrs@apple.com>
25782 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25785 2007-01-04 Eric Christopher <echristo@apple.com>
25787 * libgcc2.c (__bswapsi2): Use SItype.
25788 (__bswapdi2): Use DItype.
25789 * libgcc2.h: Update for above.
25791 2007-01-04 Paul Brook <paul@codesourcery.com>
25793 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25794 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25795 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25796 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25797 umulsi3_highpart): Make conditional on !arm_arch6.
25798 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25799 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25800 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25801 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25802 umulsi3_highpart_v6): New insns.
25804 2007-01-04 Roger Sayle <roger@eyesopen.com>
25806 * fold-const.c (fold_convert): When casting an expression to void,
25807 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25808 have a type. Instead of attempting to build a NOP_EXPR, return
25809 these "special" trees directly.
25811 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25813 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25814 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25815 rs6000_cost->fp not 0 as adjustment for outer NEG.
25817 2007-01-04 Jan Hubicka <jh@suse.cz>
25819 * cgraph.c (cgraph_release_function_body): New function.
25820 (cgraph_remove_node): Use it.
25821 * cgraph.h (cgraph_release_function_body): Declare.
25822 * cgraphunit.c (cgraph_expand_function): Use it.
25823 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25824 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25825 is initialized and while compilation of other function is running.
25826 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25827 statement CFG annotations from here to ...
25828 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25830 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25832 * cfgloop.h (enum li_flags): Make the constants powers of two.
25834 2007-01-04 Jan Hubicka <jh@suse.cz>
25836 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25838 (fold_marked_statements): New function.
25839 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25840 * tree-inline.h (copy_body_data): Add statements_to_fold.
25842 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25844 * config.gcc: Mention libgcc/config.host.
25845 * Makefile.in: Update comments mentioning libgcc.
25846 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25847 (all.cross, start.encap, rest.encap, rest.cross): Update
25848 dependencies for libgcc move.
25849 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25850 (clean-target, clean-target-libgcc): Delete.
25851 (srcdirify, GCC_EXTRA_PARTS): New macros.
25852 (libgcc-support, libgcc.mvars): New rules.
25853 (distclean): Remove mention of mklibgcc.
25854 (install): Don't reference INSTALL_LIBGCC.
25855 (install-common): Don't reference EXTRA_PARTS.
25856 (install-libgcc, install-multilib): Delete rules.
25857 * mklibgcc.in: Delete file.
25858 * doc/configfiles.texi: Don't mention mklibgcc.
25860 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25861 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25862 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25863 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25864 (mklibgcc, ldblspecs): Likewise.
25866 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25867 (posixpre.def): Use $(T).
25868 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25869 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25870 (SHLIB_LINK): Make dummy.
25871 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25873 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25875 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25876 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25877 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25878 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25880 * configure.ac (all_outputs): Remove mklibgcc.
25881 * configure: Regenerated.
25883 2007-01-03 Josh Conner <jconner@apple.com>
25885 PR middle-end/29683
25886 * calls.c (compute_argument_addresses): Set stack and stack_slot
25887 for partial args, too.
25888 (store_one_arg): Use locate.size.constant for the size when
25889 generating a save_area.
25891 2007-01-03 Robert Kennedy <jimbob@google.com>
25893 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25894 whose definitions are deleted due to basic block merging.
25896 2007-01-03 Paul Brook <paul@codesourcery.com>
25899 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25901 (use_return_insn): Return 0 for Thumb interrupt functions.
25902 (print_multi_reg): Add rfe argument for IRQ returns.
25903 (arm_output_epilogue): Pop interrupt return address directly into PC.
25904 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25906 2007-01-03 Paul Brook <paul@codesourcery.com>
25908 Merge from sourcerygxx-4_1.
25909 * config/arm/thumb2.md: New file.
25910 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25912 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25913 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25914 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25915 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25917 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25918 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25920 * config/arm/ieee754-sf.S: Ditto.
25921 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25922 (thumb1_base_register_rtx_p): ... to this.
25923 (thumb_index_register_rtx_p): Rename...
25924 (thumb1_index_register_rtx_p): ... to this.
25925 (thumb_output_function_prologue): Rename...
25926 (thumb1_output_function_prologue): ... to this.
25927 (thumb_legitimate_address_p): Rename...
25928 (thumb1_legitimate_address_p): ... to this.
25929 (thumb_rtx_costs): Rename...
25930 (thumb1_rtx_costs): ... to this.
25931 (thumb_compute_save_reg_mask): Rename...
25932 (thumb1_compute_save_reg_mask): ... to this.
25933 (thumb_final_prescan_insn): Rename...
25934 (thumb1_final_prescan_insn): ... to this.
25935 (thumb_expand_epilogue): Rename...
25936 (thumb1_expand_epilogue): ... to this.
25937 (arm_unwind_emit_stm): Rename...
25938 (arm_unwind_emit_sequence): ... to this.
25939 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25940 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25941 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25942 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25943 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25944 thumb2_output_casesi): New functions.
25945 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25946 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25947 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25948 THUMB2_WORK_REGS): Define.
25949 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25950 arm_condexec_mask, arm_condexec_masklen)): New variables.
25951 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25952 (arm_override_options): Check new CPU capabilities.
25953 Set new architecture flag variables.
25954 (arm_isr_value): Handle v7m interrupt functions.
25955 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25957 (const_ok_for_arm): Handle Thumb-2 constants.
25958 (arm_gen_constant): Ditto. Use movw when available.
25959 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25961 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25962 (thumb_find_work_register, arm_load_pic_register,
25963 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25964 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25965 print_multi_reg, output_mov_long_double_fpa_from_arm,
25966 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25967 output_mov_double_fpa_from_arm, output_move_double,
25968 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25969 output_return_instruction, arm_output_function_prologue,
25970 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25971 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25972 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25973 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25974 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25975 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25977 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25978 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25979 (arm_file_start): Output directive for unified syntax.
25980 (arm_unwind_emit_set): Handle stack alignment instruction.
25981 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25982 Add v6t2, v7, v7a, v7r and v7m.
25983 (RETLDM): Add Thumb-2 code.
25984 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25985 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25986 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25987 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25988 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25989 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25990 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25991 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25992 ADJUST_INSN_LENGTH): Define.
25993 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25994 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25995 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25996 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25997 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25998 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25999 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26000 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26001 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26002 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26003 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26004 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26005 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26006 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26007 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26008 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26009 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26011 * config/arm/arm-tune.md: Regenerate.
26012 * config/arm/arm-protos.h: Update prototypes.
26013 * config/arm/vfp.md: Enable patterns for Thumb-2.
26014 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26015 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26016 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26017 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26018 * config/arm/libunwind.S: Add Thumb-2 code.
26019 * config/arm/constraints.md: Update include Thumb-2.
26020 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26021 * config/arm/ieee754-df.S: Ditto.
26022 * config/arm/bpabi.S: Ditto.
26023 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26024 * config/arm/predicates.md (low_register_operand,
26025 low_reg_or_int_operand, thumb_16bit_operator): New.
26026 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26027 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26028 * config/arm/t-arm-elf: Add armv7 multilib.
26029 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26031 (UNSPEC_STACK_ALIGN, ce_count): New.
26032 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26033 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26035 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26036 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26037 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26038 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26039 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26040 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26042 * doc/extend.texi: Document ARMv7-M interrupt functions.
26043 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26045 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26047 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26048 (struct _Unwind_Context): Rename args_size to flags, remove
26049 signal_frame field, add a new args_size field and version field.
26050 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26051 _Unwind_IsExtendedContext): New inline functions.
26052 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26053 Assume by_value array is only present if _Unwind_IsExtendedContext.
26054 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26055 _Unwind_IsSignalFrame.
26056 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26057 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26058 (uw_init_context_1): Initialize context->flags to
26059 EXTENDED_CONTEXT_BIT.
26060 * config/rs6000/linux-unwind.h (frob_update_context): Use
26061 _Unwind_SetSignalFrame.
26063 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26065 PR middle-end/30353
26066 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26067 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26070 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26072 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26073 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26074 RET, AT_SP): Remove.
26075 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26078 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26079 * cfgbuild.c (find_basic_blocks): Likewise.
26080 * cfgrtl.c (rtl_create_basic_block): Likewise.
26081 * function.c (temp_slots_at_level): Likewise.
26082 * reg-stack.c (stack_regs_mentioned): Likewise.
26083 * regclass.c (allocate_reg_info): Likewise.
26084 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26085 set_bb_for_stmt, move_block_to_fn): Likewise.
26086 * tree-complex.c (tree_lower_complex): Likewise.
26087 * vec.h (VEC_safe_grow_cleared): New.
26089 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26091 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26093 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26094 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26096 * cfgloopmanip.c (scale_loop_frequencies): Export.
26097 (loopify): Scale the frequencies by prescribed coefficients.
26098 (set_zero_probability): New function.
26099 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26100 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26101 and frequencies according to arguments.
26102 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26104 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26105 * modulo-sched.c (sms_schedule): Set probabilities for entering
26106 versioned loop correctly.
26107 * tree-vect-transform.c (vect_transform_loop): Ditto.
26108 * cfgloop.h (loopify, loop_version): Declaration changed.
26109 (scale_loop_frequencies): Declared.
26111 2007-01-02 Jan Hubicka <jh@suse.cz>
26113 * cgraph.c: Include tree-flow.h
26114 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26115 early_local_passes.
26116 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26117 * tree-pass.h (pass_all_early_optimizations): Declare.
26118 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26119 early_local_passes.
26120 (cgraph_analyze_function): Do early_local_passes.
26121 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26122 Do not add referenced vars.
26123 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26125 (gate_all_early_local_passes): New gate.
26126 (pass_early_local_passes): Use new gate.
26127 (execute_early_local_optimizations): New functions.
26128 (gate_all_early_optimizations): New gate.
26129 (pass_all_early_optimizations): New pass.
26130 (execute_free_datastructures): Free SSA only when initialized.
26131 (gate_init_datastructures): Init only when optimizing.
26132 (tree_lowering_passes): Do early local passes when called late.
26133 * tree-profile.c (do_tree_profiling): Don't profile functions added
26135 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26136 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26138 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26139 during early_local_passes.
26140 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26143 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26145 * Makefile.in: Update copyright year.
26147 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26149 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26150 in $(lang_checks) and check-consistency targets.
26152 2007-01-02 Jan Hubicka <jh@suse.cz>
26154 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26155 Do not add referenced vars.
26156 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26158 * passes.c (init_optimization_passes): Put mudflap_2 after
26159 free_datastructures.
26161 2007-01-02 Jan Hubicka <jh@suse.cz>
26163 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26164 Set NOTHROW flag on call statements proved to be nothrow.
26165 Update statement of local calls so new pure/const functions are
26166 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26168 (tree_rest_of_compilation): Register hooks and initialize bitmap
26169 early. Do not set after_inlining flag.
26171 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26173 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26174 HOST_BITS_PER_LONGLONG
26176 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26179 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26180 warning for non-static initializers.
26182 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26184 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26185 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26186 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26187 Always use set_unique_reg_note to add REG_EQUAL notes.
26189 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26192 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26194 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26195 * cfgbuild.c (find_basic_blocks): Likewise.
26196 * cfgrtl.c (rtl_create_basic_block): Likewise.
26197 * function.c (temp_slots_at_level): Likewise.
26198 * reg-stack.c (stack_regs_mentioned): Likewise.
26199 * regclass.c (allocate_reg_info): Likewise.
26200 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26201 set_bb_for_stmt, move_block_to_fn): Likewise.
26202 * tree-complex.c (tree_lower_complex): Likewise.
26203 * vec.h (VEC_safe_grow_cleared): New.
26205 2007-01-02 Ian Lance Taylor <iant@google.com>
26207 * c-common.c (c_common_truthvalue_conversion): When warning about
26208 using an assignment as a truth value, set TREE_NO_WARNING.
26210 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26213 * c.opt (Wold-style-declaration): New.
26214 * doc/invoke.texi (C-only Warning Options): New.
26215 (Wold-style-declaration): Document it.
26216 (Wextra): Enabled by -Wextra.
26217 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26218 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26219 -Wold-style-declaration.
26221 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26223 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26224 * cfgbuild.c (find_basic_blocks): Likewise.
26225 * cfgrtl.c (rtl_create_basic_block): Likewise.
26226 * function.c (temp_slots_at_level): Likewise.
26227 * reg-stack.c (stack_regs_mentioned): Likewise.
26228 * regclass.c (allocate_reg_info): Likewise.
26229 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26230 set_bb_for_stmt, move_block_to_fn): Likewise.
26231 * tree-complex.c (tree_lower_complex): Likewise.
26232 * vec.h (VEC_safe_grow_cleared): New.
26234 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26236 * c-common.c (c_common_nodes_and_builtins): Since variants of
26237 void_type_node get built before it is given a name, we need to
26238 give those variants the name, too.
26239 (complete_array_type): We need to work with the canonical main
26240 type of the array, from which we will build the qualified version.
26241 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26242 * print-tree.c (print_node): Display canonical type information
26244 * stor-layout.c (layout_type): When we don't know the
26245 alignment of a type for which we're building an array, we end up
26246 guessing wrong, so make the type require structural equality.
26247 * tree.c (make_node_stat): When we build a new type, it is its
26248 own canonical type.
26249 (build_type_attribute_qual_variant): When building an attribute
26250 variant, its canonical type is the non-attribute variant. However,
26251 if the attributes are target-dependent and they differ, we need to
26252 use structural equality checks for this type.
26253 (build_qualified_type): A qualified type is not equivalent to its
26254 unqualified variant; set the canonical type appropriately.
26255 (build_distinct_type_copy): When building a distinct type from
26256 another type, the new type is its own canonical type.
26257 (build_variant_type_copy): When building a new type variant, we
26258 assume that it is equivalent to the original type.
26259 (build_pointer_type_for_mode): When building a pointer type, also
26260 build a canonical type pointer.
26261 (build_reference_type_for_mode): When building a reference type,
26262 also build a canonical type reference.
26263 (build_index_type): When we can't hash an index type (e.g.,
26264 because its maximum value is negative), the index type requires
26265 structural equality tests.
26266 (build_array_type): Build the canonical form of an array type.
26267 (build_function_type): Function types require structural equality,
26268 because they contain default arguments, attributes, etc.
26269 (build_method_type_directly): Ditto for method types.
26270 (build_offset_type): Build the canonical offset type.
26271 (build_complex_type): Build the canonical vector type.
26272 (make_vector_type): Build the canonical vector type.
26273 * tree.h (TYPE_CANONICAL): New.
26274 (TYPE_STRUCTURAL_EQUALITY_P): New.
26275 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26276 (struct tree_type): Added "canonical" field.
26277 * params.h (VERIFY_CANONICAL_TYPES): New.
26278 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26279 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26280 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26281 * doc/invoke.texi (verify-canonical-types): Document --param
26282 parameter for verifying canonical types.
26284 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26286 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26287 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26288 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26289 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26291 * config/rs6000/e500.h: New.
26292 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26293 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26295 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26296 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26297 TARGET_E500_DOUBLE): Remove.
26298 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26299 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26300 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26301 * config/rs6000/rs6000.c (rs6000_override_options): Use
26302 CHECK_E500_OPTIONS.
26304 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26306 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26307 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26308 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26309 rs6000_emit_cmove): Don't check TARGET_E500.
26310 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26311 sordered): Don't check TARGET_E500.
26313 2007-01-01 Eric Christopher <echristo@apple.com>
26315 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26316 HARD_REGISTER_NUM_P.
26318 2007-01-01 Roger Sayle <roger@eyesopen.com>
26320 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26321 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26322 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26325 2007-01-01 Mike Stump <mrs@apple.com>
26327 * configure.ac: Remove support for building with Apple's gcc-3.1.
26329 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26331 PR middle-end/30311
26332 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26333 REG is a hard register. Do not modify REG before calling
26335 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26336 multiple of the size of YMODE for certain lowpart cases.
26338 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26340 PR middle-end/30253
26341 * gimplify (voidify_wrapper_expr): Update for
26342 GIMPLE_MODIFY_STMT.
26344 2007-01-01 Andreas Schwab <schwab@suse.de>
26347 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26348 save of BR0 in extra_spill_size instead of spill_size.
26349 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26351 (ia64_expand_epilogue): Restore BR0 from its new location.
26353 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26355 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26356 Use a temporary variable if the left hand side is not a gimple
26359 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26361 * gimplify.c (gimplify_return_expr): Make the temporary variable
26362 for the return expression, a gimple register variable.
26364 2007-01-01 Jan Hubicka <jh@suse.cz>
26366 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26369 2007-01-01 Mike Stump <mrs@apple.com>
26371 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26373 * config/darwin.c (machopic_select_rtx_section): Use
26374 HAVE_GAS_LITERAL16.
26375 (darwin_mergeable_constant_section): Likewise.
26376 * configure: Regenerate.
26377 * config.in: Regenerate.
26379 2007-01-01 Jan Hubicka <jh@suse.cz>
26380 Andrew Pinski <pinskia@gmail.com>
26382 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26383 before starting IPA passes.