1 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5 Add loopno argument. Use evolution_function_is_invariant_rec_p
6 instead of evolution_function_is_constant_p.
7 Update calls to evolution_function_is_affine_multivariate_p.
8 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10 * tree-scalar-evolution.c (gather_chrec_stats): Call
11 evolution_function_is_affine_multivariate_p with a loop
13 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14 (analyze_overlapping_iterations): Likewise.
15 (access_functions_are_affine_or_constant_p):
17 (build_classic_dist_vector_1): If the access functions
18 are equal, don't do anything.
20 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
21 Paolo Carlini <pcarlini@suse.de>
22 Uros Bizjak <ubizjak@gmail.com>
24 * c-cppbuiltin.c (c_cpp_builtins): Define
25 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
26 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
27 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
28 * doc/cpp.texi ([Standard Predefined Macros]): Document.
30 2007-05-21 Mike Stump <mrs@apple.com>
32 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx for dsymutil
34 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
36 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
39 implementation if __OPTIMIZE__ is not defined.
40 (_mm_alignr_pi8): Ditto.
41 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
42 (_mm_inserti_si64): Ditto.
43 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
44 (_mm_slli_epi16): Ditto.
45 (_mm_slli_epi32): Ditto.
46 (_mm_slli_epi64): Ditto.
47 (_mm_srai_epi16): Ditto.
48 (_mm_srai_epi32): Ditto.
49 (_mm_srli_si128): Ditto.
50 (_mm_slli_si128): Ditto.
51 (_mm_srli_epi16): Ditto.
52 (_mm_srli_epi32): Ditto.
53 (_mm_srli_epi64): Ditto.
54 (_mm_extract_epi16): Ditto.
55 (_mm_insert_epi16): Ditto.
56 (_mm_shufflehi_epi16): Ditto.
57 (_mm_shufflelo_epi16): Ditto.
58 (_mm_shuffle_epi32): Ditto.
59 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
61 (_mm_insert_pi16): Ditto.
63 (_mm_shuffle_pi16): Ditto.
65 (_mm_shufle_ps): Ditto.
66 (_mm_prefetch): Ditto.
68 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
70 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
71 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
72 * real.c (encode_i370_single, decode_i370_single,
73 encode_i370_double, decode_i370_double): Functions removed.
74 (i370_single_format, i370_double_format): Initializations removed.
75 (real_maxval, round_for_format, exact_real_truncate, significand_size):
76 Consider the log2_b field to always be one.
77 (ieee_single_format, mips_single_format, coldfire_single_format,
78 ieee_double_format, mips_double_format, coldfire_double_format,
79 ieee_extended_motorola_format, ieee_extended_intel_96_format,
80 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
81 ibm_extended_format, mips_extended_format, ieee_quad_format,
82 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
83 decimal_single_format, decimal_double_format, decimal_quad_format,
84 c4x_single_format, c4x_extended_format, real_internal_format): Remove
85 initialization of log2_b.
86 * real.h (i370_single_format, i370_double_format): Declarations removed.
87 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
88 field to always be one.
90 2007-05-21 Andreas Schwab <schwab@suse.de>
92 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
93 NOTE_INSN_BASIC_BLOCK_P.
94 (process_for_unwind_directive): Likewise.
96 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
98 * builtins.c (expand_builtin_setjmp_setup): Update comment.
99 * function.h (struct function): Move va_list_gpr_size,
100 va_list_fpr_size, function_frequency to front of bitfields. Add
102 (current_function_calls_unwind_init): New.
103 * except.c (expand_builtin_unwind_init): Set
104 current_function_calls_unwind_init not
105 current_function_has_nonlocal_label.
106 * reload1.c (has_nonexceptional_receiver): New.
107 (reload): Use it and current_function_calls_unwind_init to
108 determine whether call-saved regs must be saved.
110 2007-05-20 Jan Hubicka <jh@suse.cz>
112 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
113 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
114 * ddg.c (create_ddg): LIkewise.
115 * final.c (final): Remove hunk moving line numbernotes around since
116 they are no longer present at this stage.
117 (final_scan_insn): Use NOTE_KIND instead of
118 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
119 (output_asm_label): Likewise.
120 * reorg.c (dbr_schedule): Likewise.
121 * haifa-sched.c (unlink_other_notes): Likewise.
122 * mode-switching.c (optimize_mode_switching): Likewise.
123 * graph.c (start_bb): Likewise.
124 * rtl.def (NOTE): Update description.
125 * jump.c (squeeze_notes): Delete.
126 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
127 NOTE_INSN_BASIC_BLOCK_P when possible.
128 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
129 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
130 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
131 (dwarf2out_var_location): Likewise.
132 * cfgbuild.c (make_edges): Likewise.
133 (find_basic_blocks_1): Likewise.
134 * function.c (reorder_blocks_1): Likewise.
135 (epilogue_done): Likewise.
136 (reposition_prologue_and_epilogue_notes): Likewise.
137 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
139 (print_rtl): Likewise.
140 (print_rtl_single): Likewise.
141 * gcse.c (insert_insn_start_bb): Likewise.
142 * alias.c (init_alias_analysis): Likewise.
143 * calls.c (fixup_tail_calls): Likewise.
144 * except.c (sjlj_emit_function_enter): Likewise.
145 * emit-rtl.c (add_insn_after): Likeiwse.
146 (emit_label_before): Likewise.
147 (emit_label_after): Likewise.
148 (emit_note_before, emit_note_after, emit_note): Update
149 parameter to be enum insn_note; do not deal with source
151 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
152 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
154 (merge_blocks_move_successor_nojumps): Simplify now when
155 we don't have BLOCK notes.
156 (try_optimize_cfg): Likewise.
157 * cfglayout.c (skip_insns_after_block): Likewise.
158 (record_effective_endpoints): Likewise.
159 (duplicate_insn_chain): Likewise.
160 * varasm.c (output_constant_pool_1): Likewise.
161 * sched-deps.c (sched_analyze): Likewise.
162 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
164 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
165 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
166 (SET_INSN_DELETED): Simplify.
167 (NOTE_LINE_NUMBER): Exterminate.
168 (NOTE_LINE_KIND): New.
169 (NOTE_INSN_BASIC_BLOCK_P): Update.
170 (enum insn_note): Simplify.
171 (GET_NOTE_INSN_NAME) Simplify.
172 (emit_note_before, emit_note_after, emit_note): Update prototype.
173 (squeeze_notes): Remove.
174 * sched-int.h (NOTE_NOT_BB_P): Update.
175 * resource.c (mark_target_live_regs): Update.
176 * sched-rgn.c (debug_dependencies): Update.
177 * sched-vis.c (print_insn): Update.
178 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
179 * config/i386/i386.c (ix86_output_function_epilogue): Update.
180 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
181 (TARGET_ADJUST_UNROLL_MAX): Likewise.
182 (split_branches): Update.
183 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
185 (sh_adjust_unroll_max): Exterminate.
186 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
187 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
188 (m68hc11_reorg): Likewise.
189 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
190 (emit_predicate_relation_info): Update.
191 (process_for_unwind_directive): Update.
192 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
193 (output_call): Update.
194 * config/pa/pa.c (output_lbranch): Update.
195 (output_millicode_call): Update.
196 (output_call): Update.
197 (pa_combine_instructions): Update.
198 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
199 * config/bfin/bfin.c (gen_one_bundle): Update.
200 * cfgrtl.c (can_delete_note_p): Update.
201 (delete_insn): Update.
202 (rtl_merge_blocks): Update.
203 (commit_one_edge_insertion): Update.
204 (rtl_verify_flow_info): Update.
205 * stmt.c (expand_case): Do not call squeeze_notes.
207 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
214 * c.opt (Wtype-limits): New.
215 * doc/invoke.texi (Wtype-limits): Document it.
216 (Wextra): Enabled by -Wextra.
217 * c-opts.c (c_common_post_options): Enabled by -Wextra.
218 * c-common.c (shorten_compare): Warn with Wtype-limits.
220 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
222 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
223 inlined function, not as a macro.
224 (_mm_alignr_pi8): Ditto.
225 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
226 (_mm_inserti_si64): Ditto.
227 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
228 (_mm_extract_epi16): Ditto.
229 (_mm_insert_epi16): Ditto.
230 (_mm_shufflehi_epi16): Ditto.
231 (_mm_shufflelo_epi16): Ditto.
232 (_mm_shuffle_epi32): Ditto.
233 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
234 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
236 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
238 (_m_to_float): Use C89 compatible assignment.
240 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
243 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
245 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
248 * doc/invoke.texi (Wreturn-type): Complete description.
249 (Wextra): Delete item about return-type warning.
250 * c-decl.c: Delete redundant Wextra warning.
252 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/pmmintrin.h: Do not include xmmintrin.h
256 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
257 inlined function, not as a macro.
258 (_mm_prefetch): Ditto.
260 (_mm_insert_pi16): Ditto.
262 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
263 (_m_pshufw): Ditto. Add const to __N argument.
264 (_mm_shufle_ps): Ditto. Add const to __mask argument.
265 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
266 (_mm_slli_epi32): Ditto.
267 (_mm_srli_si128): Implement as always inlined function, not as a macro.
268 Add __inline to function declaration.
269 (_mm_slli_si128): Ditto.
271 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
273 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
274 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
276 (struct fenv): New structure.
277 (FP_HANDLE_EXCEPTIONS): New define.
278 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
279 (_FP_DECL_EXP): New define.
280 (FP_INIT_ROUNDMODE): New define.
281 (FP_ROUNDMODE): New define.
283 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
285 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
286 (Wconversion): Update description.
287 (Wconversion-sign): New.
288 * c.opt (Wconversion-sign): New.
289 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
290 means disabled for C++. Otherwise, take the status of Wconversion.
291 * c-common.c (conversion_warning): Warn with either Wconversion or
293 (warnings_for_convert_and_check): Conditions are already checked by
295 (convert_and_check): Don't check warnings if the conversion failed.
297 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
298 Anatoly Sokolov <aesok@dol.ru>
300 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
301 avr_epilogue_uses) : Add declaration.
302 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
303 * config/avr/constraints.md (R): New constraint.
304 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
305 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
306 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
307 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
308 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
309 call_prologue_saves, epilogue_restores, return_from_epilogue,
310 return_from_main_epilogue, return_from_interrupt_epilogue,
311 return_from_naked_epilogue, prologue, epilogue): New patterns.
312 (jump): Handle symbol reference.
313 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
314 avr_output_function_prologue, avr_output_function_epilogue): Remove
316 (avr_init_machine_status, expand_prologue, expand_epilogue,
317 avr_asm_function_end_prologue, avr_epilogue_uses,
318 avr_asm_function_begin_epilogue): New functions.
319 (prologue_size, epilogue_size, jump_tables_size): Remove global
321 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
322 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
323 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
324 (avr_override_options): Initialise init_machine_status.
325 (output_movhi): Handle all stack pointer loads.
326 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
327 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
328 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
329 (EPILOGUE_USES) Redefine.
330 (machine_function) Declare.
332 2007-05-19 Richard Sandiford <richard@codesourcery.com>
334 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
335 Use a single return statement.
337 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
340 * builtins.c (do_mpfr_lgamma_r): New.
341 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
342 * tree.h (CASE_FLT_FN_REENT): New.
344 2007-05-18 Geoffrey Keating <geoffk@apple.com>
346 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
347 (output_die): Use 'unsigned long' with %x.
348 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
349 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
350 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
352 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
354 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
359 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
360 true if function has no argument.
362 2007-05-18 DJ Delorie <dj@redhat.com>
364 * config/mips/mips.c (mips_offset_within_alignment_p): New.
365 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
367 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
369 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
370 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
371 count_trailing_zeros.
372 (__i386__): Implement count_leading_zeros using __builtin_clz().
373 Implement count_trailing_zeros usign __builtin_ctz().
375 2007-05-18 Richard Sandiford <richard@codesourcery.com>
377 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
379 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
382 * expr.c (emit_move_change_mode): Change mode of push operands here.
384 2007-05-17 Ian Lance Taylor <iant@google.com>
386 PR tree-optimization/31953
387 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
389 (set_value_range_to_null): Call set_value_range_to_value.
390 (extract_range_from_comparison): Likewise.
392 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
394 * toplev.c (print_version): Output GMP/MPFR version info.
396 * builtins.c (CASE_MATHFN_REENT): New macro.
397 (mathfn_built_in): Use it.
398 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
399 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
400 BUILT_IN_LGAMMAL_R): New.
401 * doc/extend.texi: Document new builtins.
404 * builtins.c (do_mpfr_remquo): New.
405 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
406 (fold_builtin_3): Handle BUILT_IN_REMQUO.
409 * builtins.c (fold_builtin_1): Handle y0, y1.
410 (fold_builtin_2): Handle yn.
413 * builtins.c (do_mpfr_bessel_n): New.
414 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
415 (fold_builtin_2): Handle BUILT_IN_JN.
417 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
420 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
421 TYPE_PRECISION (intmax_type_node).
423 2007-05-17 Steve Ellcey <sje@cup.hp.com>
426 * reload.c (subst_reloads): Remove checking.
428 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
430 PR rtl-optimization/31691
431 * combine.c (simplify_set): Build a new src pattern instead of
432 substituting its operands in the COMPARE case.
434 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
436 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
437 (execute_vrp): Preserve loops through jump threading.
438 * tree-ssa-threadupdate.c (thread_single_edge,
439 dbds_continue_enumeration_p, determine_bb_domination_status,
440 thread_through_loop_header): New functions.
441 (create_edge_and_update_destination_phis,
442 create_edge_and_update_destination_phis): Set loops for the new blocks.
443 (prune_undesirable_thread_requests): Removed.
444 (redirect_edges): Do not pretend that redirect_edge_and_branch can
446 (thread_block): Do not call prune_undesirable_thread_requests.
448 (mark_threaded_blocks): Select edges to thread here.
449 (thread_through_all_blocks): Take may_peel_loop_headers argument.
450 Thread edges through loop headers independently.
451 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
452 * tree-pass.h (TODO_mark_first_instance): New.
453 (first_pass_instance): Declare.
454 * cfghooks.c (duplicate_block): Put the block to the original loop
455 if copy is not specified.
456 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
457 jump threading. Pass may_peel_loop_headers to
458 thread_through_all_blocks according to first_pass_instance.
459 * cfgloop.h (create_preheader): Declare.
460 * tree-flow.h (thread_through_all_blocks): Declaration changed.
461 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
462 * passes.c (first_pass_instance): New variable.
463 (next_pass_1): Set TODO_mark_first_instance.
464 (execute_todo): Set first_pass_instance.
466 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
468 PR tree-optimization/24659
469 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
470 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
471 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
472 OTI_vec_pack_ufix_trunc.
473 (vec_unpacks_float_hi_optab): Define new macro.
474 (vec_unpacks_float_lo_optab): Ditto.
475 (vec_unpacku_float_hi_optab): Ditto.
476 (vec_unpacku_float_lo_optab): Ditto.
477 (vec_pack_sfix_trunc_optab): Ditto.
478 (vec_pack_ufix_trunc_optab): Ditto.
479 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
480 and vec_pack_[s|u]fix_trunc_optab using
481 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
482 * tree-vectorizer.c (supportable_widening_operation): Handle
483 FLOAT_EXPR and CONVERT_EXPR. Update comment.
484 (supportable_narrowing_operation): New function.
485 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
486 * tree-vect-transform.c (vectorizable_conversion): Handle
487 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
488 (vect_gen_widened_results_half): Move before vectorizable_conversion.
489 (vectorizable_type_demotion): Call supportable_narrowing_operation()
490 to check for target support.
491 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
492 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
493 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
494 for VEC_PACK_FIX_TRUNC_EXPR.
495 (expand_binop): Special case mode of the result for
496 vec_pack_[u|s]fix_trunc_optab.
497 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
498 vec_pack_[u|s]fix_trunc_optab.
500 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
501 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
502 * tree-pretty-print.c (dump_generic_node): Handle
503 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
504 VEC_PACK_FIX_TRUNC_EXPR.
506 * expr.c (expand_expr_real_1): Ditto.
507 * tree-inline.c (estimate_num_insns_1): Ditto.
508 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
510 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
511 (vec_unpacks_float_lo_v8hi): Ditto.
512 (vec_unpacku_float_hi_v8hi): Ditto.
513 (vec_unpacku_float_lo_v8hi): Ditto.
514 (vec_unpacks_float_hi_v4si): Ditto.
515 (vec_unpacks_float_lo_v4si): Ditto.
516 (vec_pack_sfix_trunc_v2df): Ditto.
518 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
520 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
521 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
522 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
523 [vec_pack_ufix_trunc]: Ditto.
524 [vec_unpacks_float_hi]: Ditto.
525 [vec_unpacks_float_lo]: Ditto.
526 [vec_unpacku_float_hi]: Ditto.
527 [vec_unpacku_float_lo]: Ditto.
529 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
531 * soft-fp/README: Update for new files.
532 * soft-fp/floattisf.c: New file.
533 * soft-fp/floattidf.c: New file.
534 * soft-fp/floattitf.c: New file.
535 * soft-fp/floatuntisf.c: New file.
536 * soft-fp/floatuntidf.c: New file.
537 * soft-fp/floatuntitf.c: New file.
538 * soft-fp/fixsfti.c: New file.
539 * soft-fp/fixdfti.c: New file.
540 * soft-fp/fixtfti.c: New file.
541 * soft-fp/fixunssfti.c: New file.
542 * soft-fp/fixunsdfti.c: New file.
543 * soft-fp/fixunstfti.c: New file.
544 * soft-fp/extendxftf.c: New file.
545 * soft-fp/trunctfxf.c: New file.
547 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
548 (__trunctfxf2): Ditto.
550 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
551 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
552 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
553 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
554 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
555 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
557 * config/i386/t-fprules-softfp64: New file.
558 * config/i386/sfp-machine.h: New file.
559 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
560 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
561 and soft-fp/t-softfp to tmake_file.
562 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
563 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
565 * config/i386/t-linux64 (softfp_wrap_start): New.
566 (softfp_wrap_end): New.
567 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
568 supported for TARGET_64BIT.
570 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
572 * c-common.c (c_common_signed_or_unsigned_type): Emulate
573 c_common_unsigned_type behavior.
575 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
577 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
580 2007-05-16 Eric Christopher <echristo@apple.com>
582 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
583 saving after stack push. Set sp_offset whenever we push.
584 (rs6000_emit_epilogue): Move altivec register restore before
587 2007-05-16 Richard Sandiford <richard@codesourcery.com>
589 * configure.ac: Allow sysroots to be relocated under $prefix as
590 well as $exec_prefix.
591 * configure: Regenerate.
593 2007-05-16 Richard Sandiford <richard@codesourcery.com>
597 2007-05-12 Richard Sandiford <richard@codesourcery.com>
599 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
600 (gcc_tooldir): Likewise.
601 * configure: Regenerate.
602 * Makefile.in (libsubdir_to_prefix): New variable, based on the
603 old configure.ac gcc_tooldir setting.
604 (prefix_to_exec_prefix): New variable.
605 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
606 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
608 2007-05-14 Janis Johnson <janis187@us.ibm.com>
610 * c-typeck.c (build_binary_op): Return early for error.
612 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
614 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
615 struct nb_iter_bound.
616 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
617 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
618 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
619 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
620 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
621 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
622 (del_scev_info): Use ggc_free.
623 (scev_initialize): Allocate scalar_evolution_info in gc memory.
624 * loop-init.c: Include ggc.h.
625 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
626 (loop_optimizer_finalize): Use ggc_free.
627 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
628 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
629 pass_iv_optimize): Add TODO_ggc_collect.
630 * function.h (struct function): Remove skip marker from x_current_loops.
631 * cfgloop.c: Include ggc.h.
632 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
634 (establish_preds): Vector superloops is gc allocated.
635 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
637 (flow_loops_find): Vector larray is gc allocated.
638 (loop_exit_free): Use ggc_free.
639 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
640 that head of exits list is now not a part of struct loop.
641 (record_loop_exits): Allocate exits table in gc memory.
642 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
643 head of exits list is now not a part of struct loop.
644 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
645 struct loop_exit): Add GTY marker.
646 (struct loop): Add GTY marker. Make superloops vector gc allocated.
647 Add skip marker to aux field. Make head of exits list a separate
649 (struct loops): Add GTY marker. Make larray vector gc allocated.
650 Add param marker to exits table.
651 (get_loops): Type changed.
652 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
654 (cfgloop.o, loop-init.o): Add ggc.h dependency.
655 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
656 * basic-block.h (struct basic_block_def): Remove skip marker from
659 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
661 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
662 of 0 in the call to expand_expr().
663 (expand_builtin_mathfn_3): Ditto.
664 (expand_builtin_interclass_mathfn): Ditto.
665 (expand_builtin_cexpi): Ditto.
666 (expand_builtin_int_roundingfn): Ditto.
667 (expand_builtin_int_roundingfn_2): Ditto.
668 (expand_builtin_pow): Ditto.
669 (expand_builtin_powi): Ditto.
670 (expand_builtin_bswap): Ditto.
671 (expand_builtin_unop): Ditto.
672 (expand_builtin_fabs): Ditto.
673 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
674 the call to expand_expr().
675 (expand_builtin_sync_operation): Ditto.
676 (expand_builtin_compare_and_swap): Ditto.
677 (expand_builtin_lock_test_and_set): Ditto.
678 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
679 instead of 0 in the call to expand_expr().
680 (expand_builtin_extract_return_addr): Ditto.
681 (expand_builtin_eh_return): Ditto.
682 (expand_eh_return): Ditto.
683 * explow.c (expr_size): Ditto.
684 * expr.c (optimize_bitfield_assignment_op): Ditto.
685 (expand_assignement): Ditto.
687 (store_field): Ditto.
688 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
689 the call to expand_expr().
690 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
691 in the call to expand_expr().
692 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
693 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
694 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
696 * optabs.c (expand_vec_shift_expr): Ditto.
697 (expand_vec_cond_expr): Ditto.
698 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
699 call to expand_expr().
700 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
701 in the call to expand_expr().
703 2007-05-14 Dave Korn <dave.korn@artimi.com>
705 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
707 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
709 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
710 instead of c_common_unsigned_type.
711 (c_common_unsigned_type): Remove.
712 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
713 c_common_unsigned_type.
714 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
715 c_common_unsigned_type.
716 * c-common.h (c_common_unsigned_type): Remove.
717 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
718 c_common_unsigned_type.
719 * c-format.c (check_format_types): Use unsigned_type_for instead of
720 c_common_unsigned_type.
721 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
722 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
723 c_common_unsigned_type.
724 * convert.c (convert_to_integer): Use unsigned_type_for instead of
725 lang_hooks.types.unsigned_type.
726 * expmed.c (make_tree): Use unsigned_type_for instead of
727 lang_hooks.types.unsigned_type.
728 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
729 lang_hooks.types.unsigned_type.
730 (build_range_check): Likewise.
731 (fold_unary): Likewise.
732 (fold_binary): Likewise.
733 (fold_ternary): Likewise.
734 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
735 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
736 * tree.c (get_unsigned_type): New.
737 (unsigned_type_for): Use get_unsigned_type instead of
738 lang_hooks.types.unsigned_type.
740 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
742 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
743 to m68k_get_function_kind. Update its prototype.
744 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
746 (m68k_interrupt_function_p): Return enum m68k_function_type
747 instead of bool. Rename to m68k_get_function_kind.
748 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
750 (m68k_compute_frame_layout): Don't mark any register for save
751 if an interrupt_thread attribute is specified.
752 (m68k_hard_regno_rename_ok): Update a use of
753 m68k_interrupt_function_p.
754 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
755 m68k_interrupt_function_p.
756 (m68k_function_type): New.
757 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
758 for a function with an interrupt_thread attribute.
759 * doc/extend.texi: Document the interrupt_thread attribute.
761 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
763 Fix PR tree-optimization/31911
764 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
765 if they didn't change the expression.
767 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
769 * tree-scalar-evolution.c (resolve_mixers): Exported.
770 * tree-scalar-evolution.h (resolve_mixers): Declare.
771 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
772 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
773 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
774 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
775 init_array_ref, init_pointer_ref, analyze_indirect_ref,
776 strip_conversion, analyze_offset_expr, address_analysis,
777 object_analysis, analyze_offset): Removed.
778 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
779 split_constant_offset, canonicalize_base_object_address,
780 object_address_invariant_in_loop_p, disjoint_objects_p,
781 dr_may_alias_p, dr_address_invariant_p): New functions.
782 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
783 and dr_analyze_alias.
784 (initialize_data_dependence_relation): Use dr_may_alias_p
785 and object_address_invariant_in_loop_p.
786 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
788 (find_data_references_in_stmt): Restrict the analysis of data references
789 to the given loop nest.
790 (find_data_references_in_loop): Made static. Pass loop nest to
791 find_data_references_in_stmt.
792 (compute_data_dependences_for_loop): Use DR_VOPS.
793 (free_data_ref): Free DR_VOPS.
794 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
795 (struct innermost_loop_behavior): ... new.
796 (struct base_object_info): Replaced by ...
797 (struct indices): ... new.
798 (struct dr_alias): New.
799 (enum data_ref_type): Removed.
800 (struct data_reference): Consist of struct innermost_loop_behavior,
801 struct indices and struct dr_alias.
802 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
803 (DR_MEMTAG): Renamed to ...
804 (DR_SYMBOL_TAG): ... this.
805 (find_data_references_in_loop): Declaration removed.
806 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
807 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
808 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
809 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
811 2007-05-13 Revital Eres <eres@il.ibm.com>
813 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
814 which walks virtual def-use chains to find redundant stores.
815 (dse_optimize_stmt): Call it.
817 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
819 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
820 * passes.c (init_optimization_passes): Move pass_jump_bypass
823 * basic-block.h (bb_has_eh_pred): Fix style issue.
825 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
827 PR rtl-optimization/31848
828 * loop-invariant.c (move_invariant_reg): If we move an insn
829 with a REG_EQUAL note, and that insn is not always executed,
830 remove the REG_EQUAL note.
832 2007-05-12 Richard Guenther <rguenther@suse.de>
834 PR tree-optimization/31797
835 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
836 propagate into a stmt that has volatile ops.
838 2007-05-12 Richard Sandiford <richard@codesourcery.com>
840 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
841 (gcc_tooldir): Likewise.
842 * configure: Regenerate.
843 * Makefile.in (libsubdir_to_prefix): New variable, based on the
844 old configure.ac gcc_tooldir setting.
845 (prefix_to_exec_prefix): New variable.
846 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
847 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
849 2007-05-11 Silvius Rus <rus@google.com>
851 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
852 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
853 * c-common.h (strict_aliasing_warning): Change return type.
854 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
855 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
856 (build_c_cast): Condition call to strict_aliasing_warning.
857 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
858 * flags.h (set_Wstrict_aliasing): Declare.
859 * opts.c (set_Wstrict_alising): Define, add call to.
860 * tree-flow.h (strict_aliasing_warning_backend): Declare.
861 * tree-ssa-alias-warnings.c: New file.
862 * tree-ssa-alias.c (compute_may_aliases): Add call to
863 strict_aliasing_warning_backend.
865 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
867 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
868 Use loop_depth and loop_outer accessor functions.
869 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
870 determine_invariantness_stmt, move_computations_stmt): Ditto.
871 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
872 add_loop, loopify, unloop, fix_loop_structure): Ditto.
873 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
874 * tree-scalar-evolution.c (interpret_loop_phi,
875 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
876 instantiate_parameters_1, scev_const_prop): Ditto.
877 * cfghooks.c (make_forwarder_block): Ditto.
878 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
879 * modulo-sched.c (loop_canon_p): Ditto.
880 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
881 slpeel_can_duplicate_loop_p): Ditto.
882 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
883 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
884 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
885 cancel_loop, verify_loop_structure): Ditto.
886 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
887 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
888 superloops vector instead of "pred" array.
889 (establish_preds): Take father loop as an argument. Initialize the
891 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
892 initialize loop->outer.
893 (flow_loop_tree_node_remove): Truncate the superloops vector.
894 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
895 "pred" merged to "superloops" vector.
896 (loop_depth, loop_outer): New.
897 (fel_init): Use loop_outer.
899 2007-05-11 Jan Hubicka <jh@suse.cz>
901 * cgraphunit.c: Include gt-cgraphunit.h
902 (static_ctors, static_dtors): New static vars.
903 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
904 based on implementation in c-common.c
905 (cgraph_finalize_function): Call record_cdtor_fn.
906 (cgraph_optimize): Call cgraph_build_cdtor_fns.
907 * decl.c (finish_function): Do not call c_record_cdtor_fn.
908 (c_write_global_declarations): Do not call c_build_cdtor_fns.
909 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
910 build_cdtor, c_build_cdtor_fns): Remove.
911 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
912 c_build_cdtor_fns): Remove prototype.
914 2007-05-11 Paolo Carlini <pcarlini@suse.de>
917 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
918 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
919 * builtins.c (fold_builtin_memchr): New.
920 (expand_builtin_memchr): Call the latter.
921 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
922 * doc/extend.texi ([Other built-in functions provided by GCC]):
925 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
927 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
928 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
929 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
930 PFPO_OP1_TYPE_SHIFT): Constants added.
931 (DFP_ALL): Mode macro defined.
932 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
933 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
934 Insn definitions added.
935 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
936 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
939 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
941 PR tree-optimization/31885
942 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
944 (automatically_generated_chrec_p): Return false for NULL.
946 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
948 * config/bfin/bfin.h (MOVE_RATIO): Define.
950 2007-05-10 Richard Sandiford <richard@codesourcery.com>
952 * config.gcc (sparc-wrs-vxworks): New target.
953 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
954 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
955 * config/sparc/sparc.h: Include vxworks-dummy.h.
956 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
957 include LABEL_REFs too.
958 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
959 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
961 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
963 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
964 (sparc_emit_call_insn): New function.
965 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
966 functions when generating VxWorks PIC.
967 * config/sparc/sparc.md (vxworks_load_got): New pattern.
968 (call, call_value): Use sparc_emit_call_insn instead of
971 2007-05-09 Bob Wilson <bob.wilson@acm.org>
973 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
975 2007-05-09 Bob Wilson <bob.wilson@acm.org>
977 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
978 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
979 instead of operand_subword.
981 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
983 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
984 * config/bfin/bfin.c (bfin_local_alignment): New function.
985 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
987 2007-05-08 Chao-ying Fu <fu@mips.com>
989 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
990 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
991 (smsub_widen_optab, umsub_widen_optab): Define.
992 * optabs.c (init_optabs): Initialize smsub_widen_optab and
994 * genopinit.c (optabs): Fill in smsub_widen_optab and
996 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
997 and umsub_widen_optab to implement multiply-subtract sequences.
998 * config/mips/mips.md (*msac<u>_di): Rename to...
999 (<u>msubsidi4): ...this. Extend condition to include
1000 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1001 of operand 0 to "ka" and use the three-operand form of msub<u>
1003 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
1006 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1008 PR rtl-optimization/28011
1009 * reload.c (push_reload): Set dont_share if IN appears in OUT
1010 also when IN is a PLUS rtx.
1011 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
1014 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
1016 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
1017 call unshare_all_decls.
1018 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
1019 (unshare_all_decls): Remove.
1021 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
1024 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
1027 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
1028 Nigel Stephens <nigel@mips.com>
1030 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
1031 Update comments and all uses.
1032 (MIN_FPRS_PER_FMT): Define.
1033 * config/mips/mips.c (function_arg): Fix to correctly handle
1034 the -mips32r2 -mfp64 -mabi=32 case.
1035 (override_options): Enable use of odd-numbered registers for
1036 SFmode values on MIPS32.
1037 (mips_save_reg_p): Save whole floating-point register pair if
1038 either half is used.
1039 (compute_frame_size): Fix comment.
1041 2007-05-08 Jie Zhang <jie.zhang@analog.com>
1043 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
1044 argument of type bool.
1045 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
1046 argument. Safely select temporary P register according to it.
1047 (do_link): Change call site of add_to_reg accordingly.
1048 (do_unlink): Add epilogue_p as a fourth argument and pass it
1050 (expand_interrupt_handler_epilogue): Change call of do_unlink
1052 (bfin_expand_prologue): Add a third argument sibcall_p.
1053 * config/bfin/bfin.md (epilogue): Change call of
1054 bfin_expand_epilogue accordingly.
1055 (sibcall_epilogue): Likewise.
1056 (eh_return_internal): Likewise.
1058 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
1059 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
1060 * config/bfin/bfin.c (bfin_handle_option): Handle
1061 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
1062 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
1063 Support bf534, bf536 and bf561.
1064 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
1066 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
1069 * config/i386/i386.c (ix86_function_regparm): Process local
1070 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
1072 2007-05-07 Mike Stump <mrs@apple.com>
1074 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1075 also checks for and while statements in C++.
1077 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
1079 * gcc.c (at_file_supplied): New variable.
1080 (main): Set it if we expanded argv.
1081 (do_spec_1): Pass an @-file to the linker if we were called with
1082 an @-file argument and HAVE_GNU_LD.
1083 * collect2.c (at_file_supplied): New variable.
1084 (response_file): New variable.
1085 (collect_exit): Unlink response_file if necessary.
1086 (handler): Likewise.
1087 (do_wait): Likewise.
1088 (main): Set at_file_supplied if we expanded argv.
1089 (collect_execute): Pass an @-file to subprocesses if we were called
1090 with an @-file argument.
1091 * configure.ac: Add define for HAVE_GNU_LD.
1092 * configure: Regenerate.
1093 * config.in: Regenerate.
1095 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
1097 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
1103 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
1105 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1106 (TARGET_ENCODE_SECTION_INFO): Re-define.
1107 (m32c_encode_section_info): New
1108 (function_vector_handler): New
1109 (current_function_special_page_vector): New
1110 (m32c_special_page_vector_p): New.
1111 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
1113 * config/m32c/jump.md: Added instruction JSRS for functions
1114 with attribute "function_vector".
1115 * doc/extend.texi (function_vector): Added description
1116 for M16C, M32C targets.
1118 2007-05-07 DJ Delorie <dj@redhat.com>
1121 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
1122 ashrpsi3, lshrpsi3): Update shift count constraint.
1124 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
1125 Nathan Froyd <froydnj@codesourcery.com>
1128 * c-incpath.c (add_path): Strip trailing path separators.
1130 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
1132 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
1133 Free dominance info before purging EH edges.
1134 (eliminate_degenerate_phis): Likewise.
1135 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
1137 2007-05-07 Jan Hubicka <jh@suse.cz>
1139 * gimplify.c (gimplify_expr): Do not crash when folding
1140 (void *)(int)&a + 4.
1142 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1145 * c-opts.c (lang_fortran): Make it non static.
1146 * c-common.h (lang_fortran): New prototype.
1147 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
1148 -lang-fortran option was passed by the driver.
1150 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
1152 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
1153 of ASSERT_CHECKING. Tweak message.
1155 2007-05-06 Revital Eres <eres@il.ibm.com>
1158 * loop-unroll.c (insert_var_expansion_initialization):
1159 Initialize the expansions with -zero instead of +zero.
1161 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
1163 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
1164 into pic and non-pic versions. Mark r19 as used for
1165 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
1166 for tgd_load, tld_load and tie_load .
1167 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
1168 version of tgd_load, tld_load and tie_load depending on the
1171 2007-05-04 Ulrich Drepper <drepper@redhat.com>
1172 Jakub Jelinek <jakub@redhat.com>
1174 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
1175 (__do_global_dtors_aux): Use more paranoid loop to run
1176 destructors if HIDDEN_DTOR_LIST_END.
1177 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
1179 2007-05-04 Jakub Jelinek <jakub@redhat.com>
1181 * varasm.c (align_variable): Don't increase alignment for
1182 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
1183 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
1185 2007-05-04 Josh Conner <jconner@apple.com>
1187 * basic-block.h (cdi_direction): Assign values to all enumeration
1189 (dom_computed): Remove.
1190 (dom_info_state): New.
1191 (set_dom_info_availability): New.
1192 * tree-ssa-loop-im.c (determine_invariantness): Initialize
1193 walk_data.dom_direction.
1194 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
1195 instead of dom_computed[].
1196 (split_edge): Likewise.
1197 (create_basic_block): Likewise.
1198 (merge_blocks): Likewise.
1199 * ifcvt.c (find_if_header): Likewise.
1200 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
1201 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1202 * tree-ssa.c (verify_ssa): Likewise.
1203 * tree-cfg.c (tree_verify_flow_info): Likewise.
1204 (remove_edge_and_dominated_blocks): Likewise.
1205 * dominance.c (dom_computed): Make static.
1206 (calc_dfs_tree_nonrec): Change third param to a bool.
1207 (calc_dfs_tree): Change second param to a bool.
1208 (calc_idioms): Change second param to a bool. Use
1209 dom_convert_dir_to_idx.
1210 (init_dom_info): Validate dir before using.
1211 (dom_convert_dir_to_idx): New.
1212 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
1213 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
1214 (free_dominance_info): Use dom_convert_dir_to_idx.
1215 (get_immediate_dominator): Likewise.
1216 (set_immediate_dominator): Likewise.
1217 (get_dominated_by): Likewise.
1218 (redirect_immediate_dominators): Likewise.
1219 (nearest_common_denominator): Likewise.
1220 (dominated_by_p): Likewise.
1221 (bb_dom_dfs_in): Likewise.
1222 (bb_dom_dfs_out): Likewise.
1223 (recount_dominator): Likewise.
1224 (iterate_fix_dominators): Likewise.
1225 (add_to_dominance_info): Likewise.
1226 (delete_from_dominance_info): Likewise.
1227 (first_dom_son): Likewise.
1228 (next_dom_son): Likewise.
1229 (dom_info_available_p): Likewise.
1230 (dom_info_state): New.
1231 (set_dom_info_availability): New.
1233 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1235 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
1237 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
1239 2007-05-04 Bob Wilson <bob.wilson@acm.org>
1241 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
1242 (subdi3, subdi_carry): Delete.
1244 2007-05-04 Jan Hubicka <jh@suse.cz>
1245 Richard Guenther <rguenther@suse.de>
1247 * opts.c (decode_options): Do not fiddle with inlining
1248 parameters in case of optimizing for size.
1249 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
1250 for size do nothing.
1251 (cgraph_decide_inlining_of_small_function): When optimizing for
1252 size never inline functions increasing caller size.
1253 (cgraph_early_inlining): Inline for size when optimizing for size.
1255 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1257 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
1258 logical operations piecewise.
1259 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
1260 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
1261 subdi_sesidi_di): Delete.
1262 (add_with_carry): Produce carry in CC instead of a DREG to shorten
1263 the generated sequence. Allow three-reg add in constraints. Rewrite
1264 the rtl expression for carry to avoid zero_extend of a constant.
1265 (sub_with_carry): New pattern.
1266 (adddi3, subdi3): Change into define_expand. For subtract, generate a
1267 different sequence not involving jumps.
1268 (notbi): Now a named pattern.
1270 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
1272 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
1273 Add the note about a significant loss of accuracy of some
1274 mathematical routines when these options are used.
1276 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1278 * haifa-sched.c (rtx_vec_t): New typedef.
1279 (contributes_to_priority_p): Extract piece of priority () into new
1281 (priority): Use the function. Add assertion.
1282 (rank_for_schedule, set_priorities): Add assertion to check that
1283 insn's priority is initialized.
1284 (clear_priorities, calc_priorities): Change signature. Make it update
1285 all relevant insns. Update all callers ('add_to_speculative_block ()'
1286 and 'create_block_check_twin ()').
1287 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
1288 Add new field 'priority_status'.
1289 (INSN_PRIORITY_STATUS): New macro.
1290 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
1292 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1294 * sched-ebb.c (debug_ebb_dependencies): New static function.
1295 (init_ready_list): Use it.
1297 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
1298 with changed signature and 'debug_rgn_dependencies ()'.
1299 (debug_rgn_dependencies): New static function.
1300 (init_ready_list): Use it.
1302 * sched-int.h (debug_dependencies): Declare.
1304 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1306 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
1308 2007-05-04 Dirk Mueller <dmueller@suse.de>
1310 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
1312 2007-05-03 Jan Hubicka <jh@suse.cz>
1314 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
1315 for pointer type in more cases than before.
1317 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
1319 * tree-object-size.c (plus_expr_object_size): When operand size is
1320 unknown, return unknown.
1322 2007-05-03 Dirk Mueller <dmueller@suse.de>
1324 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
1326 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
1329 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
1331 2007-05-03 Janis Johnson <janis187@us.ibm.com>
1333 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
1335 2007-05-03 Joseph Myers <joseph@codesourcery.com>
1337 * config/soft-fp/double.h, config/soft-fp/extended.h,
1338 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
1339 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
1340 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
1341 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
1344 2007-05-03 Ian Lance Taylor <iant@google.com>
1346 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1347 MASK_PPC_GFXOPT for 8540 or 8548.
1349 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1351 * tree-vect-transform.c (vect_update_inits_of_drs): Use
1352 vect_print_dump_info() to output debug information.
1354 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
1358 operands of size 2 when operand is not MEM_P.
1360 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1362 PR tree-optimization/30565
1363 * lambda-code.c (perfect_nestify): Fix updating of dominators.
1365 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
1367 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
1368 (umulsi3_highpart): Use them.
1369 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
1370 for final accumulator to D regisster tranfser.
1372 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
1374 PR tree-optimization/31699
1375 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
1377 (vect_enhance_data_refs_alignment): Compute peel amount using
1378 TYPE_VECTOR_SUBPARTS instead of vf.
1379 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
1381 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
1384 * system.h: Remove inclusion of double-int.h
1385 * tree.h: Include double-int.h
1386 * gengtype.c: Likewise
1387 * cfgloop.h: Likewise
1388 * Makefile.in: Adjust dependencies on double-int.h
1390 2007-05-02 Eric Christopher <echristo@apple.com>
1392 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1393 -shared to -Zdynamiclib.
1395 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1398 * c-common.c (strip_pointer_or_array_types): New function.
1399 * c-common.h (strip_pointer_or_array_types): New function declaration.
1401 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1403 PR tree-optimization/31771
1404 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1406 2007-05-02 Paul Brook <paul@codesourcery.com>
1408 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1410 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1413 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1416 2007-05-02 Nick Clifton <nickc@redhat.com>
1418 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1420 2007-05-02 Richard Guenther <rguenther@suse.de>
1422 PR tree-optimization/31146
1423 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1424 argument, single_use_p. If we have a single use that is
1425 a conversion to the definition rhs type, propagate that rhs.
1426 (forward_propagate_addr_expr): Pass single_use_p argument
1427 to forward_propagate_addr_expr_1.
1429 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1431 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1434 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1436 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1437 'AMD Family 10 core'.
1439 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1441 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1442 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1443 with SSE3 instruction set support.
1444 * doc/invoke.texi: Likewise.
1446 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1448 * config/i386/i386.c (override_options): Tuning 32-byte loop
1449 alignment for amdfam10 architecture. Increasing the max loop
1450 alignment to 24 bytes.
1452 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1454 * config/m68k/constraints.md: New.
1455 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1456 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1457 EXTRA_CONSTRAINT): Remove.
1458 * config/m68k/m68k.md: Include constraints.md.
1459 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1461 2007-05-01 Ian Lance Taylor <iant@google.com>
1463 PR tree-optimization/31739
1464 * tree-vrp.c (vrp_val_is_max): New static function.
1465 (vrp_val_is_min): New static function.
1466 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1468 (set_value_range): Use vrp_val_is_{max,min}.
1469 (extract_range_from_assert): Likewise.
1470 (extract_range_from_binary_expr): Likewise.
1471 (extract_range_from_unary_expr): Likewise.
1472 (dump_value_range, vrp_meet): Likewise.
1473 (vrp_visit_phi_node): Likewise.
1474 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1476 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1478 * config/i386/gmon-sol2.c (size_t): New type.
1479 (intptr_t): Likewise.
1480 (s_textsize): Declare as size_t.
1482 (monstartup): Use size_t for sizes.
1483 (_mcount): Save and restore registers.
1484 (internal_mcount): Pass 0 as the first argument to monstartup
1486 (moncontrol): Convert pointer to appropriately sized integer
1487 before passing to profil.
1489 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1491 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1492 __NO_FPRS__, not just if _SOFT_DOUBLE.
1493 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1494 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1495 also for E500 double.
1496 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1497 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1500 2007-05-01 Richard Guenther <rguenther@suse.de>
1502 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1505 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1507 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1509 2007-05-01 Jan Hubicka <jh@suse.cz>
1511 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1514 2007-05-01 Jan Hubicka <jh@suse.cz>
1516 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1517 (maybe_fold_offset_to_reference): Declare.
1518 * fold-const.c (fold_unary): Do not fold
1519 (type *)&A into &A->field_of_type_and_offset_0
1520 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1521 size is unknown, give up.
1522 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1524 (maybe_fold_offset_to_reference): New.
1525 (maybe_fold_stmt_indirect): Use it.
1526 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1527 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1529 (gimplify_expr): Likewise for plus_expr.
1531 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1533 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1534 bsi_after_labels. Always insert statements before bsi.
1535 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1536 * predict.c (apply_return_prediction): Check for empty blocks.
1537 * cfgexpand.c (lab_rtx_for_bb): New variable.
1538 (label_rtx_for_bb): Do not create new tree labels.
1539 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1540 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1541 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1543 (label_for_bb): Add field used.
1544 (update_eh_label, main_block_label): Mark the label used.
1545 (cleanup_dead_labels): Remove unused labels.
1547 2007-05-01 Richard Guenther <rguenther@suse.de>
1549 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1550 if it is not about to be set.
1551 (get_value_range): Do not pre-allocate equiv bitmap.
1552 (update_value_range): No need to clear equiv field.
1553 (add_equivalence): Change prototype to get bitmap pointer.
1554 Allocate bitmap here if it is not already.
1555 (extract_range_from_assert): Do not allocate bitmap here.
1556 Update callers to add_equivalence.
1557 (extract_range_from_ssa_name): Likewise.
1558 (get_vr_for_comparison): New static helper.
1559 (compare_name_with_value): Handle NULL equiv bitmap by
1560 peeling the first iteration of the comparison loop.
1561 Use get_vr_for_comparison.
1562 (compare_names): Handle NULL equiv bitmaps by using fake
1563 ones. Use get_vr_for_comparison.
1565 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1567 * double-int.c (mpz_set_double_int): Moved from
1568 tree-ssa-loop-niter.c.
1569 (mpz_get_double_int): Likewise; also, add option to wrap
1570 out-of-range integers.
1571 * double-int.h: New prototypes for above.
1572 * tree.c (get_static_type_bounds): Moved from
1573 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1574 TYPE_MAX_VALUE if they exist..
1575 * tree.h: New prototype for above.
1576 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1577 get_type_bounds calls.
1578 (mpz_set_double_int): Move to double-int.c.
1579 (get_type_bounds): Move to tree.c, rename to
1580 get_static_type_bounds.
1581 (mpz_to_double_int): Move to double-int.c, rename to
1584 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1586 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1587 DIV0 exception can fall through to a normal return.
1589 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1593 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1594 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1595 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1596 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1597 initialize align to silence bogus warning.
1598 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1599 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1601 (struct sra_walk_fns): Remove use_all parameter from use.
1602 (sra_hash_tree): Handle BIT_FIELD_REFs.
1603 (sra_elt_hash): Don't hash bitfld blocks.
1604 (sra_elt_eq): Skip them in parent compares as well. Handle
1606 (sra_walk_expr): Don't maintain or pass down use_all_p.
1607 (scan_use): Remove use_all parameter.
1608 (scalarize_use): Likewise. Re-expand assignment to
1609 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1610 output, and re-scalarize after output. Don't mark anything
1612 (scalarize_ldst): Adjust.
1613 (scalarize_walk_gimple_modify_statement): Likewise.
1614 (build_element_name_1): Handle BIT_FIELD_REFs.
1615 (instantiate_element): Don't warn for any element whose parent
1617 (instantiate_missing_elements_1): Return the sra_elt.
1618 (canon_type_for_field): New.
1619 (try_instantiate_multiple_fields): New.
1620 (instantiate_missing_elemnts): Use them.
1621 (mark_no_warning): Removed.
1622 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1623 (REPLDUP, sra_build_elt_assignment): New.
1624 (generate_copy_inout): Use them.
1625 (generate_element_copy): Likewise. Handle bitfld differences.
1626 (generate_element_zero): Don't recurse for blocks. Use
1627 sra_build_elt_assignment.
1628 (generate_one_element_int): Take elt instead of var. Use
1629 sra_build_elt_assignment.
1630 (generate_element_init_1): Adjust.
1631 (scalarize_use, scalarize_copy): Use REPLDUP.
1632 (scalarize_ldst): Move assert before dereference.
1633 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1635 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1638 * tree.c (reconstruct_complex_type): Reconstruct a reference
1640 Also use the same mode for the pointer as the old pointer type.
1642 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1644 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1647 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1649 PR rtl-optimization/31676
1650 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1651 (df_refs_record): Call it.
1653 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1655 * rtl.def (SS_ABS): New code.
1656 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1657 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1658 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1659 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1660 (bfin_init_builtins): Define them.
1661 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1662 (bfin_expand_builtin): ... and handle the others here.
1663 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1664 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1665 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1666 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1667 operand is only HImode.
1669 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1671 * regclass.c (scan_one_insn): Remove splitting of
1674 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1675 Nigel Stephens <nigel@mips.com>
1677 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1679 2007-04-28 Jan Hubicka <jh@suse.cz>
1681 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1682 insn_locators_alloc instead of insn_locators_initialize;
1683 call reset_block_changes.
1684 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1685 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1686 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1687 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1688 * config/score/score.c (th_output_mi_thunk): Likewise.
1689 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1690 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1691 tolerate uninitialized locator info.
1694 * function.c (init_function_start): Don't init line number info.
1695 (expand_function_end): Update.
1696 (reset_block_changes, record_block_change, finalize_block_changes,
1697 check_block_change, free_block_changes): Kill.
1698 * function.h (reset_block_changes, record_block_change,
1699 finalize_block_changes, check_block_change, free_block_changes): Remove
1701 (struct function): Remove ib_boundaries_block.
1702 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1703 Use curr_insn_locator to initialize locator.
1704 (emit_line_note): Remove.
1705 * cfgexpand.c (expand_gimple_cond_expr): Update.
1706 (construct_exit_block): Likewise.
1707 (tree_expand_cfg): Initialize/finalize locators.
1708 * expr.c (expand_expr_real): Update.
1709 * cfglayout.c (line_locators_locs, line_locators_lines,
1710 file_locators_locs, file_locators_files): Remove.
1711 (set_block_levels): Move to cfgexpand.c.
1712 (insn_locators_initialize): Remove.
1713 (pass_insn_locators_initialize): Remove.
1714 (locations_locators_locs, locations_locators_vals): New static vars.
1715 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1717 (insn_locators_alloc, insn_locators_finalize,
1718 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1720 (locator_location): New.
1721 (locator_line, locator_file): Rewrite.
1722 * rtl.h (emit_line_note): Kill.
1723 (insn_locators_alloc, insn_locators_finalize,
1724 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1726 * tree-inline.c (initialize_cfun): Do not initialize
1727 ib_boundaries_block.
1728 * passes.c (pass_insn_locators_initialize): Remove.
1730 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1732 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1733 info. Update last_basic_block correctly.
1735 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1738 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1739 register itself to hold the offset constant. Tell flow the use
1740 of r4 and r5 when they are used.
1742 2007-04-27 Richard Guenther <rguenther@suse.de>
1744 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1745 if we simplified anything.
1746 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1747 warnings until we did a simplification and the stmt was not
1748 marked as TREE_NO_WARNING.
1750 2007-04-27 Mike Stump <mrs@apple.com>
1752 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1754 2007-04-27 Ian Lance Taylor <iant@google.com>
1757 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1758 TYPE_MAX_VALUE exist, convert them to the new type.
1760 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1762 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1763 if it claims to be available.
1764 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1766 (perform_tree_ssa_dce): Always free postdominators.
1768 2007-04-27 Richard Henderson <rth@redhat.com>
1770 * config/alpha/predicates.md (aligned_memory_operand): Mark
1771 as define_special_predicate.
1772 (unaligned_memory_operand, normal_memory_operand): Likewise.
1773 (reg_or_unaligned_mem_operand): Remove.
1774 (any_memory_operand): Match the documentation and check for
1775 non-renumbered pseudos during reload.
1776 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1777 alpha_secondary_reload_class, update to new interface, make static.
1778 Handle CQImode like HImode. Remove FP subreg check.
1779 (alpha_expand_mov): Use replace_equiv_address.
1780 (alpha_expand_mov_nobwx): Use any_memory_operand.
1781 (TARGET_SECONDARY_RELOAD): New.
1782 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1783 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1784 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1785 * config/alpha/alpha.md: ... here.
1786 (RELOAD12, reloadmode): New.
1788 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1789 Don't handle the aligned case here.
1790 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1791 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1792 reload_inhi_help. Don't expect a scratch register.
1793 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1795 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1797 2007-04-27 Richard Guenther <rguenther@suse.de>
1799 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1801 2007-04-27 Richard Guenther <rguenther@suse.de>
1803 PR tree-optimization/30965
1804 PR tree-optimization/30978
1805 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1806 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1807 (find_equivalent_equality_comparison): Likewise.
1808 (simplify_cond): Likewise.
1809 (get_prop_source_stmt): New helper.
1810 (get_prop_dest_stmt): Likewise.
1811 (can_propagate_from): Likewise.
1812 (remove_prop_source_from_use): Likewise.
1813 (combine_cond_expr_cond): Likewise.
1814 (forward_propagate_comparison): New function.
1815 (forward_propagate_into_cond): Rewrite to use fold for
1817 (tree_ssa_forward_propagate_single_use_vars): Call
1818 forward_propagate_comparison to propagate comparisons.
1820 2007-04-27 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/31715
1823 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1824 sure to do computation on the offset in an appropriate
1827 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1829 * reload.h (elimination_target_reg_p): Declare.
1830 * reload.c (find_reloads): Don't apply the reg_rtx move
1831 optimization if the SET_DEST satisfies elimination_target_reg_p.
1832 * reload1.c (elimination_target_reg_p): New function.
1833 (gen_reload): In the move/add2 fallback, make sure that op0
1834 does not overlap the destination register.
1836 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1838 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1839 transform only GIMPLE_MODIFY_STMTs.
1840 * tree-complex.c (expand_complex_operations_1): Ditto.
1841 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1842 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1843 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1845 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1846 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1847 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1848 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1849 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1850 slpeel_add_loop_guard): Ditto.
1851 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1852 * lambda-code.c (perfect_nestify): Ditto.
1853 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1854 before the first statement.
1855 * tree-optimize.c (execute_free_datastructures): Fix comments.
1856 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1857 * tree-flow.h (disband_implicit_edges): Declaration removed.
1858 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1860 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1862 (disband_implicit_edges, has_label_p): Removed.
1863 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1864 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1866 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1868 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1869 also for COND_EXPRs.
1870 * cfgexpand.c (label_rtx_for_bb): New function.
1871 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1872 Use label_rtx_for_bb to find the labels.
1873 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1874 last block. Detect fallthru edges.
1876 2007-04-26 Ian Lance Taylor <iant@google.com>
1879 * reload.c (find_reloads_subreg_address): If the address was valid
1880 in the original mode but not in the new mode, reload the whole
1883 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1885 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1886 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1887 (cleanup_control_expr_graph): Do not invalidate dominance info.
1888 Record altered blocks.
1889 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1890 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1891 cleanup_tree_cfg_bb): New functions.
1892 (remove_forwarder_block): Do not maintain the worklist of blocks.
1893 Record altered blocks.
1894 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1896 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1897 delete_unreachable_blocks if dominators are not available.
1898 * tree-inline.c (optimize_inline_calls): Free dominance information
1900 * tree-flow.h (remove_edge_and_dominated_blocks,
1901 cfgcleanup_altered_bbs): Altered.
1902 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1904 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1906 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1907 do not invalidate dominators.
1909 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1911 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1912 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1913 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1914 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1916 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1918 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1920 2007-04-26 Richard Guenther <rguenther@suse.de>
1922 PR tree-optimization/31703
1923 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1924 the right type for the target of the bittest.
1926 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1928 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1929 ix86_sol10_return_in_memory.
1931 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1933 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1936 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1939 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1941 PR tree-optimization/30558
1942 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1943 clear this_state.prev_try.
1945 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1946 Mark Mitchell <mark@codesourcery.com>
1948 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1949 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1950 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1952 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1955 * doc/invoke.texi (%:print-asm-header): Document.
1956 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1958 (static_spec_functions): Add print-asm-header.
1959 (main): Print a banner before the --target-help linker options.
1960 (print_asm_header_spec_function): New function.
1962 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1965 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1966 (movsf_ie): Likewise.
1968 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1970 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1972 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1974 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1976 (__umodsi3, __modsi3): Likewise.
1978 2007-04-25 Dirk Mueller <dmueller@suse.de>
1980 * c-typeck.c (build_compound_expr): Annotate warning()
1981 call with OPT_Wunused_value.
1982 * tree-ssa.c (warn_uninit): Annotate warning with
1984 * c-common.c (handle_sentinel_attribute): Annotate warning
1985 call with OPT_Wattributes.
1987 2007-04-25 Thiemo Seufer <ths@mips.com>
1989 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1991 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1992 on to the assembler. Improve handling of -mno-mips16. Add handling
1993 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1994 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1995 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1996 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1998 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
2001 * config/i386/winnt.c (i386_pe_file_end): Strip only
2002 USER_LABEL_PREFIX when writing export name.
2004 2007-04-25 Richard Sandiford <richard@codesourcery.com>
2006 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
2007 sh/elf.h, vx-common.h and vxworks.h.
2008 * config/sh/sh.h: Include config/vxworks-dummy.h.
2009 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2010 (OVERRIDE_OPTIONS): Use it.
2011 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
2012 (vxworks_picreg): New pattern.
2013 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
2014 VXWORKS_OS_CPP_BUILTINS.
2015 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
2016 to their VXWORKS_* equivalents.
2017 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2018 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
2019 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
2020 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
2021 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
2022 -mrtp/-fPIC multilibs.
2023 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
2024 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
2025 (MULTILIB_OSDIRNAMES): Delete.
2027 2007-04-25 Anatoly Sokolov <aesok@post.ru>
2030 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
2032 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
2034 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
2035 rounding mode to be specified by the caller.
2036 (real_to_mpfr) Likewise.
2037 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
2038 include new arguments.
2039 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
2041 2007-04-24 Ian Lance Taylor <iant@google.com>
2043 PR tree-optimization/31605
2044 * tree-vrp.c (set_value_range): Check that min and max are not
2045 both overflow infinities.
2046 (set_value_range_to_value): New static function.
2047 (extract_range_from_binary_expr): Call set_value_range_to_value.
2048 (extract_range_from_cond_expr): Likewise.
2049 (extract_range_from_expr): Likewise.
2050 (extract_range_from_unary_expr): Likewise. Don't create a range
2051 which overflows on both sides.
2052 (vrp_meet): Check for a useless range.
2053 (vrp_visit_phi_node): If we see a constant which looks like an
2054 overflow infinity, turn off the TREE_OVERFLOW flag.
2056 2007-04-24 Ian Lance Taylor <iant@google.com>
2058 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
2060 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
2063 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
2064 diagnostic message is being built.
2065 * tree-pretty-print.c (dump_generic_node): Only write the
2066 formatted text into BUFFER's stream if we are not building a
2068 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
2070 * Makefile.in (toplev.o): Depend on tree-pass.h.
2072 2007-04-24 Ian Lance Taylor <iant@google.com>
2074 PR tree-optimization/31602
2075 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
2076 conditionals in the copied loop header.
2077 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
2078 warnings if TREE_NO_WARNING is set.
2079 * doc/invoke.texi (Warning Options): Clarify that
2080 -Wstrict-overflow does not warn about loops.
2082 2007-04-24 Janis Johnson <janis187@us.ibm.com>
2084 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
2085 expand on the comment about _Decimal128 arguments and check the
2086 integer result of the modulus operation; for 64-bit ELF ABI, ensure
2087 that _Decimal128 argument uses even/odd register pair.
2088 (function_arg): Ditto.
2090 2007-04-24 Hui-May Chang <hm.chang@apple.com>
2092 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
2093 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
2095 2007-04-24 Richard Guenther <rguenther@suse.de>
2096 Olga Golovanevsky <olga@il.ibm.com>
2098 * fold-const.c (multiple_of_p): Check for bottom
2101 2007-04-24 Richard Henderson <rth@redhat.com>
2103 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
2104 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
2105 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
2106 looking for non-zero bits shifted out. Avoid a recursive call
2107 when constructing the scalar.
2108 (__floatundisf): Likewise.
2110 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
2112 * dwarf2out.c (field_byte_offset): Move the existing logic
2113 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
2114 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
2116 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2119 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
2120 argument of 0 for memset.
2121 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
2122 unsigned shift instead of the signed variant.
2124 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2126 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
2127 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
2128 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
2129 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
2130 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2131 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
2132 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
2133 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
2134 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
2135 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
2136 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
2137 "mul<mode>3", "div<mode>3"): Insn definitions added.
2138 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
2139 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
2140 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
2141 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
2142 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
2143 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
2144 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
2145 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
2146 TARGET_FLOAT_FORMAT): Macro definitions removed.
2147 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
2148 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
2149 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
2150 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
2151 (s390_gen_rtx_const_DI): Function removed.
2152 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
2154 2007-04-24 Richard Sandiford <richard@codesourcery.com>
2156 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
2157 over an external ffs function.
2159 2007-04-24 Chao-ying Fu <fu@mips.com>
2160 Richard Sandiford <richard@nildram.co.uk>
2162 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
2163 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
2164 (smadd_widen_optab, umadd_widen_optab): Define.
2165 * optabs.c (init_optabs): Initialize smadd_widen_optab and
2167 * genopinit.c (optabs): Fill in smadd_widen_optab and
2169 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
2170 and umadd_widen_optab to implement multiply-add sequences.
2171 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
2172 (<u>maddsidi4): ...this. Extend condition to include
2173 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2174 of operand 0 to "ka" and use the three-operand form of madd<u>
2176 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
2178 * config/mips/constraints.md (ka): New register constraint.
2180 2007-04-24 Jan Hubicka <j@suse.cz>
2184 2007-04-23 Jan Hubicka <jh@suse.cz>
2185 * function.c (init_function_start): Don't init line number info.
2186 (expand_function_end): Update.
2187 (reset_block_changes, record_block_change, finalize_block_changes,
2188 check_block_change, free_block_changes): Kill.
2189 * function.h (reset_block_changes, record_block_change,
2190 finalize_block_changes, check_block_change, free_block_changes): Remove
2192 (struct function): Remove ib_boundaries_block.
2193 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2194 Use curr_insn_locator to initialize locator.
2195 (emit_line_note): Remove.
2196 * cfgexpand.c (expand_gimple_cond_expr): Update.
2197 (construct_exit_block): Likewise.
2198 (tree_expand_cfg): Initialize/finalize locators.
2199 * expr.c (expand_expr_real): Update.
2200 * cfglayout.c (line_locators_locs, line_locators_lines,
2201 file_locators_locs, file_locators_files): Remove.
2202 (set_block_levels): Move to cfgexpand.c.
2203 (insn_locators_initialize): Remove.
2204 (pass_insn_locators_initialize): Remove.
2205 (locations_locators_locs, locations_locators_vals): New static vars.
2206 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2208 (insn_locators_alloc, insn_locators_finalize,
2209 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2211 (locator_location): New.
2212 (locator_line, locator_file): Rewrite.
2213 * rtl.h (emit_line_note): Kill.
2214 (insn_locators_alloc, insn_locators_finalize,
2215 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2217 * tree-inline.c (initialize_cfun): Do not initialize
2218 ib_boundaries_block.
2219 * passes.c (pass_insn_locators_initialize): Remove.
2221 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
2223 * doc/invoke.texi: Removed leading '-' from option index entries.
2225 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2227 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
2229 (create_phi_node): Use set_phi_nodes.
2230 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
2231 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
2232 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
2233 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
2234 (bsi_start, bsi_last): Use bb_stmt_list.
2235 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
2236 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
2237 Traverse the statements using tsi iterator.
2238 * basic-block.h (struct basic_block_def): Fields stmt_list
2239 and phi_nodes moved to ...
2240 (struct tree_bb_info): ... new structure.
2241 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
2242 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
2243 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
2244 (tree_verify_flow_info): Verify that il.tree is not set for
2245 entry and exit block.
2246 (tree_split_block): Use set_bb_stmt_list.
2248 2007-04-23 Mike Stump <mrs@apple.com>
2250 * config/i386/i386.c (ix86_tune_features
2251 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
2254 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/i386/i386.md (prefix_extra): New attribute.
2257 (length): Add prefix_extra.
2259 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
2260 (sse2_movntv2di): Likewise.
2261 (sse2_cvtps2dq): Likewise.
2262 (sse2_cvtpd2pi): Likewise.
2263 (sse2_cvttpd2pi): Likewise.
2264 (*sse2_cvtpd2ps): Likewise.
2265 (*add<mode>3): Likewise.
2266 (sse2_ssadd<mode>3): Likewise.
2267 (sse2_usadd<mode>3): Likewise.
2268 (*sub<mode>3): Likewise.
2269 (sse2_sssub<mode>3): Likewise.
2270 (sse2_ussub<mode>3): Likewise.
2271 (*mulv8hi3): Likewise.
2272 (*smulv8hi3_highpart): Likewise.
2273 (*umulv8hi3_highpart): Likewise.
2274 (sse2_umulv2siv2di3): Likewise.
2275 (sse2_pmaddwd): Likewise.
2276 (ashr<mode>3): Likewise.
2277 (lshr<mode>3): Likewise.
2278 (ashl<mode>3): Likewise.
2279 (sse2_ashlti3): Likewise.
2280 (sse2_lshrti3): Likewise.
2281 (*umaxv16qi3): Likewise.
2282 (*smaxv8hi3): Likewise.
2283 (*uminv16qi3): Likewise.
2284 (*sminv8hi3): Likewise.
2285 (sse2_eq<mode>3): Likewise.
2286 (sse2_gt<mode>3): Likewise.
2287 (*and<mode>3): Likewise.
2288 (sse2_nand<mode>3): Likewise.
2289 (*ior<mode>3): Likewise.
2290 (*xor<mode>3): Likewise.
2291 (sse2_packsswb): Likewise.
2292 (sse2_packssdw): Likewise.
2293 (sse2_packuswb): Likewise.
2294 (sse2_punpckhbw): Likewise.
2295 (sse2_punpcklbw): Likewise.
2296 (sse2_punpckhwd): Likewise.
2297 (sse2_punpcklwd): Likewise.
2298 (sse2_punpckhdq): Likewise.
2299 (sse2_punpckldq): Likewise.
2300 (sse2_punpckhqdq): Likewise.
2301 (sse2_punpcklqdq): Likewise.
2302 (*sse2_pinsrw): Likewise.
2303 (*sse2_pextrw): Likewise.
2304 (sse2_pshufd_1): Likewise.
2305 (sse2_uavgv16qi3): Likewise.
2306 (sse2_uavgv8hi3): Likewise.
2307 (sse2_psadbw): Likewise.
2308 (sse2_pmovmskb): Likewise.
2309 (*sse2_maskmovdqu): Likewise.
2310 (*sse2_maskmovdqu_rex64): Likewise.
2311 (sse4a_extrqi): Likewise.
2312 (sse4a_extrq): Likewise.
2313 (sse3_lddqu): Set prefix_rep.
2314 (sse3_addsubv4sf3): Likewise.
2315 (sse3_haddv4sf3): Likewise.
2316 (sse3_hsubv4sf3): Likewise.
2317 (sse_cvtss2si): Likewise.
2318 (sse_cvtss2si_2): Likewise.
2319 (sse_cvtss2siq): Likewise.
2320 (sse_cvtss2siq_2): Likewise.
2321 (sse_cvttss2si): Likewise.
2322 (sse_cvttss2siq): Likewise.
2323 (sse2_cvttps2dq): Likewise.
2324 (sse3_movshdup): Likewise.
2325 (sse3_movsldup): Likewise.
2326 (sse2_cvtsd2si): Likewise.
2327 (sse2_cvtsd2si_2): Likewise.
2328 (sse2_cvtsd2siq): Likewise.
2329 (sse2_cvtsd2siq_2): Likewise.
2330 (sse2_cvttsd2si): Likewise.
2331 (sse2_cvttsd2siq): Likewise.
2332 (*sse2_cvtpd2dq): Likewise.
2333 (*sse2_cvttpd2dq): Likewise.
2334 (sse2_pshuflw_1): Likewise.
2335 (sse2_pshufhw_1): Likewise.
2336 (sse4a_insertqi): Likewise.
2337 (sse4a_insertq): Likewise.
2338 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
2339 (ssse3_phadddv4si3): Likewise.
2340 (ssse3_phaddswv8hi3): Likewise.
2341 (ssse3_phsubwv8hi3): Likewise.
2342 (ssse3_phsubdv4si3): Likewise.
2343 (ssse3_phsubswv8hi3): Likewise.
2344 (ssse3_pmaddubswv8hi3): Likewise.
2345 (ssse3_pmulhrswv8hi3): Likewise.
2346 (ssse3_pshufbv16qi3): Likewise.
2347 (ssse3_psign<mode>3): Likewise.
2348 (ssse3_palignrti): Likewise.
2349 (abs<mode>2): Likewise.
2350 (ssse3_phaddwv4hi3): Set prefix_extra.
2351 (ssse3_phadddv2si3): Likewise.
2352 (ssse3_phaddswv4hi3): Likewise.
2353 (ssse3_phsubwv4hi3): Likewise.
2354 (ssse3_phsubdv2si3): Likewise.
2355 (ssse3_phsubswv4hi3): Likewise.
2356 (ssse3_pmaddubswv4hi3): Likewise.
2357 (ssse3_pmulhrswv4hi3): Likewise.
2358 (ssse3_pshufbv8qi3): Likewise.
2359 (ssse3_psign<mode>3): Likewise.
2360 (ssse3_palignrdi): Likewise.
2361 (abs<mode>2): Likewise.
2362 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
2363 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
2364 (sse2_pmovmskb): Set mode to SI instead of V2DF.
2366 2007-04-23 Nick Clifton <nickc@redhat.com>
2368 * params.def: Fix formatting of emacs local variables.
2370 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2372 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
2373 move if inter-unit move isn't allowed.
2374 Don't split moving the first element of V2DI to DI to inter-unit
2375 move if inter-unit move isn't allowed.
2377 2007-04-23 Richard Guenther <rguenther@suse.de>
2379 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
2380 and CDI_POST_DOMINATORS separately.
2382 2007-04-23 Nick Clifton <nickc@redhat.com>
2384 * c.opt (Wformat-contains-nul): Add warning attribute.
2386 2007-04-23 Jan Hubicka <jh@suse.cz>
2388 * function.c (init_function_start): Don't init line number info.
2389 (expand_function_end): Update.
2390 (reset_block_changes, record_block_change, finalize_block_changes,
2391 check_block_change, free_block_changes): Kill.
2392 * function.h (reset_block_changes, record_block_change,
2393 finalize_block_changes, check_block_change, free_block_changes): Remove
2395 (struct function): Remove ib_boundaries_block.
2396 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2397 Use curr_insn_locator to initialize locator.
2398 (emit_line_note): Remove.
2399 * cfgexpand.c (expand_gimple_cond_expr): Update.
2400 (construct_exit_block): Likewise.
2401 (tree_expand_cfg): Initialize/finalize locators.
2402 * expr.c (expand_expr_real): Update.
2403 * cfglayout.c (line_locators_locs, line_locators_lines,
2404 file_locators_locs, file_locators_files): Remove.
2405 (set_block_levels): Move to cfgexpand.c.
2406 (insn_locators_initialize): Remove.
2407 (pass_insn_locators_initialize): Remove.
2408 (locations_locators_locs, locations_locators_vals): New static vars.
2409 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2411 (insn_locators_alloc, insn_locators_finalize,
2412 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2414 (locator_location): New.
2415 (locator_line, locator_file): Rewrite.
2416 * rtl.h (emit_line_note): Kill.
2417 (insn_locators_alloc, insn_locators_finalize,
2418 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2420 * tree-inline.c (initialize_cfun): Do not initialize
2421 ib_boundaries_block.
2422 * passes.c (pass_insn_locators_initialize): Remove.
2424 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2427 * expr.c (reduce_to_bit_field_precision): Handle
2430 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2432 PR tree-optimization/24659
2433 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2434 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2435 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2436 * genopinit.c (optabs): Rename vec_pack_mod_optab
2437 to vec_pack_trunc_optab.
2438 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2439 early for scalar floating point operands for NOP_EXPR.
2440 (vectorizable_type_promotion): Ditto.
2441 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2442 vec_pack_trunc_optab.
2443 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2445 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2446 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2447 Rename from VEC_PACK_MOD_EXPR.
2448 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2449 * expr.c (expand_expr_real_1): Ditto.
2450 * tree-inline.c (estimate_num_insns_1): Ditto.
2451 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2453 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2454 (vec_unpacks_lo_v4sf): Ditto.
2455 (vec_pack_trunc_v2df): Ditto.
2456 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2457 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2458 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2460 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2462 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2464 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2465 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2466 packing of floating point operands.
2467 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2468 represent unpacking of floating point operands.
2469 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2470 [vec_unpacks_hi]: Ditto.
2471 [vec_unpacks_lo]: Ditto.
2473 2007-04-22 Jan Hubicka <jh@suse.cz>
2475 * final.c (rest_of_handle_final): Call
2476 targetm.asm_out.constructor/targetm.asm_out.destructor
2477 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2478 proper priority via decl_*_priority_insert.
2479 * c-common.c (c_expand_body): Likewise.
2481 2007-04-22 Richard Guenther <rguenther@suse.de>
2483 PR tree-optimization/29789
2484 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2485 (rewrite_reciprocal): New helper split out from
2486 determine_invariantness_stmt.
2487 (rewrite_bittest): Likewise.
2488 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2489 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2492 2007-04-22 Revital Eres <eres@il.ibm.com>
2494 * loop-unroll.c (var_to_expand): New field to support also
2495 insns of the form x = something + x.
2496 (analyze_insn_to_expand_var): Use it.
2497 (expand_var_during_unrolling): Likewise.
2499 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2501 * predict.c: Include pointer-set.h.
2502 (bb_predictions): New variable.
2503 (tree_predicted_by_p, tree_predict_edge,
2504 remove_predictions_associated_with_edge): Use bb_predictions map
2505 instead of bb->predictions.
2506 (clear_bb_predictions, assert_is_empty): New functions.
2507 (combine_predictions_for_bb): Use bb_predictions map. Call
2508 clear_bb_predictions.
2509 (tree_estimate_probability): Create and free bb_predictions map.
2510 * Makefile.in (predict.o): Add pointer-set.h dependency.
2511 * basic-block.h (struct basic_block_def): Remove predictions
2513 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2515 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2518 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2521 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2523 * timevar.c (timevar_print): Change reference of --disable-checking to
2524 --enable-checking=release. Also warn if assert checking is disabled.
2526 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2529 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2530 decl as addressable if the compound literal was marked as
2532 Mark the decl as a gimple register if it is a complex or
2533 vector decl and does not live in memory.
2535 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2537 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2538 (GENERIC_NEXT): New function macro.
2539 (PHI_CHAIN): Use phi_node's new chain variable.
2540 (tree_phi_node): Change tree_common to tree_base
2541 and add the chain field.
2542 * tree-phinodes.c (make_phi_node): Don't set
2543 TREE_TYPE on the new node.
2544 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2545 instead of checking GIMPLE_TUPLE_P in chain_next.
2546 * tree-vect-transform.c
2547 (get_initial_def_for_induction): Look at
2548 PHI_RESULT_TREE for the type of the phi node.
2549 (update_vuses_to_preheader): Use PHI_CHAIN
2550 instead of TREE_CHAIN on the phi node.
2551 * tree-ssa-structalias.c (compute_points_to_sets):
2553 (ipa_pta_execute): Likewise.
2555 2007-04-21 Richard Guenther <rguenther@suse.de>
2558 * fold-const.c (fold_unary): Call fold_convert_const on the
2561 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2563 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2564 (store_killed_in_pat): New.
2566 2007-04-20 Richard Henderson <rth@redhat.com>
2569 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2570 TREE_LIST with a void_type_node value, not void_list_node exactly.
2572 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2574 * doc/standards.texi: Re-arrange into language-specific
2575 subsections. Add a C++ section, documenting which standards we
2578 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2580 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2581 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2583 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2585 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2586 ecrti.o and crtbegin.o.
2587 (LIB_DEFAULT_SPEC): Include -lc.
2588 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2590 2007-04-20 Richard Henderson <rth@redhat.com>
2593 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2594 argument; update all callers.
2595 (get_unaligned_offset): New.
2596 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2597 get_unaligned_address, just pass on the address directly.
2598 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2599 the subreg in the helper patterns.
2600 (unaligned_extendqidi_le): Use get_unaligned_offset.
2601 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2602 (unaligned_extendhidi_be): Likewise.
2603 (unaligned_extendhidi): Tidy.
2604 * config/alpha/alpha-protos.h: Update.
2606 2007-04-20 Richard Henderson <rth@redhat.com>
2608 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2609 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2610 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2611 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2612 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2613 (CPP_SPEC): Don't include %(cpp_subtarget).
2614 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2615 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2616 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2618 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2620 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2621 for __builtin_ia32_cmpordss.
2623 PR tree-optimization/31632
2624 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2625 and arg1 for optimizations of comparison against min/max values.
2626 Fold arg0 to arg1's type for optimizations of comparison against
2627 min+1 and max-1 values.
2629 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2631 * reload.c (combine_reloads): When trying to use a dying register,
2632 check whether it's uninitialized and don't use if so.
2634 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2636 * fold-const.c: Remove prototypes for native_encode_expr and
2637 native_interpret_expr.
2638 (native_encode_expr): Make non-static.
2639 (native_interpret_expr): Likewise.
2640 * tree.h: Add prototypes for the above.
2642 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2644 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2645 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2646 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2647 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2648 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2649 Add length attributes.
2651 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2653 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2656 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2657 __STDC_WANT_DEC_FP__.
2659 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2661 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2662 for long double compatibility.
2663 * configure: Regenerate.
2665 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2667 PR rtl-optimization/29841
2668 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2670 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2671 that may cause control flow transfer from being moved.
2673 2007-04-18 Jan Hubicka <jh@suse.cz>
2675 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2678 2007-04-18 Eric Christopher <echristo@apple.com>
2680 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2681 only. Update operands.
2682 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2683 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2684 link register to pic register.
2686 2007-04-18 Dirk Mueller <dmueller@suse.de>
2689 * tree-vrp.c (search_for_addr_array): New.
2690 (check_array_bounds): Suppress warning about
2691 address taken of array refs if its not de-referenced.
2693 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2695 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2696 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2698 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2699 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2700 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2702 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2704 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2706 (vect_analyze_scalar_cycles): Fix indentation.
2707 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2708 (vect_mark_relevant): Include phis in relevance analysis.
2710 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2712 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2714 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2715 output_operand_lossage().
2717 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2719 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2720 the unused code for reduction without adjust-in-epilog to simplify the
2723 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2725 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2726 (S390_TDC_NEGATIVE_ZERO): New constant.
2727 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2728 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2729 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2730 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2731 (S390_TDC_POSITIVE_INFINITY): New constant.
2732 (S390_TDC_NEGATIVE_INFINITY): New constant.
2733 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2734 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2735 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2736 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2737 (S390_TDC_INFINITY): New constant.
2738 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2739 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2740 optimization for UNSPEC_CCZ_TO_INT.
2741 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2742 ("*ccz_to_int"): New insn.
2743 ("isinf<mode>2"): New insn.
2744 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2745 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2746 (UNSPEC_CCZ_TO_INT): New constant.
2748 2007-04-18 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/19431
2751 PR tree-optimization/21463
2752 * tree-pass.h (pass_phiprop): Declare.
2753 * passes.c (init_optimization_passes): New phiprop pass.
2754 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2755 (phivn_valid_p): New helper function.
2756 (phiprop_insert_phi): Likewise.
2757 (propagate_with_phi): Likewise.
2758 (tree_ssa_phiprop): New propagator propagating loads
2759 through phi nodes if profitable.
2761 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2763 * tree-vect-analyze.c (process_use): New function.
2764 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2765 Check phis in all bbs.
2766 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2769 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2771 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2774 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2777 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2780 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2782 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2784 (sse_vmmulv4sf3): Likewise.
2785 (sse2_vmaddv2df3): Likewise.
2786 (sse2_vmmulv2df3): Likewise.
2788 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2790 PR rtl-optimization/31360
2791 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2792 (target_reg_cost): New.
2793 (init_set_costs): Initialize target_reg_cost. Add comments
2794 regarding the rationale of the costs.
2795 (global_cost_for_size): Renamed to...
2796 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2797 of register pressure.
2798 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2799 estimate_reg_pressure_cost. Add number of ivs.
2800 (determine_set_costs): Dump target_reg_cost.
2801 * loop-invariant.c (gain_for_invariant): Use
2802 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2803 (best_gain_for_invariant, find_invariants_to_move): Remove
2805 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2806 (target_reg_cost): Declare.
2807 (global_cost_for_size): Declaration removed.
2808 (estimate_reg_pressure_cost): Declare.
2810 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2812 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2813 regnos into even/odd register pairs.
2814 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2815 TDmode similar to the other floating point modes.
2816 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2817 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2819 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2820 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2821 (movdd_hardfloat64): Use TARGET_MFPGPR.
2823 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2825 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2828 2005-01-05 Richard Henderson <rth@redhat.com>
2830 * reload1.c (do_input_reload): Restrict the optimization deleteing
2831 a previous output reload to RELOAD_FOR_INPUT.
2833 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2835 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2836 induc_vec_info_type.
2837 (vectorizable_induction): New function declaration.
2838 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2839 check if already vectorized. Find first place in BB where new stmts
2840 can be inserted. Takes only one argument.
2841 (vectorizable_induction): New function.
2842 (vect_transform_stmt): Add case for induc_vec_info_type to call
2843 vectorizable_induction.
2844 (vect_transform_loop): Consider phis for vectorization.
2845 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2847 (analyze_operations): Call vectorizable_induction when analyzing phis.
2849 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2850 (vect_mark_relevant): Include phis in relevance analysis.
2851 (vect_mark_stmts_to_be_vectorize): Likewise.
2852 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2854 2007-04-16 Lawrence Crowl <crowl@google.com>
2856 * doc/invoke.texi (Debugging Options): Add documentation for the
2857 -femit-struct-debug options -femit-struct-debug-baseonly,
2858 -femit-struct-debug-reduced, and
2859 -femit-struct-debug-detailed[=...].
2861 * c-opts.c (c_common_handle_option): Add
2862 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2863 and OPT_femit_struct_debug_detailed_.
2864 * c.opt: Add specifications for
2865 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2866 and -femit-struct-debug-detailed[=...].
2867 * opts.c (set_struct_debug_option): Parse the
2868 -femit-struct-debug-... options.
2869 * opts.c (matches_main_base, main_input_basename,
2870 main_input_baselength, base_of_path, matches_main_base): Add
2871 variables and functions to compare header base name to compilation
2873 * opts.c (should_emit_struct_debug): Add to determine to emit a
2874 structure based on the option.
2875 (dump_struct_debug) Also disabled function to debug this
2877 * opts.c (handle_options): Save the base name of the
2880 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2881 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2882 This hook indicates if a type is generic. Set it by default
2884 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2885 to determine if a struct type is generic or not.
2886 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2887 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2888 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2891 * flags.h (enum debug_info_usage): Add an enumeration to describe
2892 a program's use of a structure type.
2893 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2894 to indicate the program's usage of the type. Filter structs based
2895 on the -femit-struct-debug-... specification.
2896 (gen_type_die): Split into two routines, gen_type_die and
2897 gen_type_die_with_usage. gen_type_die is now a wrapper
2898 that assumes direct usage.
2899 (gen_type_die_with_usage): Replace calls to gen_type_die
2900 with gen_type_die_with_usage adding the program usage of
2901 the referenced type.
2902 (dwarf2out_imported_module_or_decl): Suppress struct debug
2903 information using should_emit_struct_debug when appropriate.
2905 2007-04-16 Ian Lance Taylor <iant@google.com>
2907 PR tree-optimization/31522
2908 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2909 (vrp_initialize): Allocate vr_phi_edge_counts.
2910 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2911 executable edge. Drop test for all constants.
2912 (vrp_finalize): Free vrp_phi_edge_counts.
2914 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2915 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2917 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2918 predecessors at head rather than tail.
2920 2007-04-16 Matthias Klose <doko@debian.org>
2922 * config/alpha/linux.h (CPP_SPEC): Define.
2923 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2925 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2927 * function.h: Remove sequence_stack extern declaration.
2929 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2931 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2933 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2936 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2938 * config/avr/avr.c (avr_arch_types): Rearranging array.
2939 (enum avr_arch): Add.
2940 (avr_mcu_types): Use avr_arch enumeration constants instead of
2942 * config/avr/avr.h (LINK_SPEC): Simplify.
2944 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2946 * config/m68k/m68k.c (m68k_libcall_value,
2947 m68k_function_value): Use macros for register names more.
2949 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2951 (M68K_REGNAME): Use A6_REG.
2952 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2954 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2957 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2958 'pending_read_list_length' and 'pending_write_list_length'. Update
2960 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2961 to handle two length counters instead of one. Update all uses.
2962 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2963 two length counters instead of one.
2964 * sched-rgn.c (propagate_deps): Update to handle two length counters
2967 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2970 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2971 copy of source, pass it to ix86_expand_vector_set and return
2974 2007-04-16 David Ung <davidu@mips.com>
2975 Joseph Myers <joseph@codesourcery.com>
2977 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2978 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2979 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2980 Add 74K processor information.
2981 * config/mips/mips.md: Include 74k.md.
2982 (cpu): Add 74kc,74kf,74kx.
2983 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2984 * config/mips/74k.md: New.
2985 * doc/invoke.texi (MIPS Options): Document 74K support.
2987 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2989 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2990 vectorizable_* functions.
2991 * tree-vect-transform.c (vectorizable_call): Add check for
2992 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2993 (vectorizable_store): likewise.
2994 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2996 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2997 (vectorizable_type_promotion, vectorizable_load): Likewise.
2998 (vectorizable_live_operation, vectorizable_condition): Likewise.
2999 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
3001 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
3003 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3005 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
3006 register numbers more.
3007 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
3008 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
3009 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
3010 FUNCTION_VALUE_REGNO_P): Likewise.
3011 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
3012 STATIC_CHAIN_REGNUM): Likewise.
3013 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
3014 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
3015 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
3016 * config/m68k/m68k.md (FP_REG): New.
3018 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3020 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
3023 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3025 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
3026 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
3029 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3031 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
3034 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3037 * c-decl.c (finish_decl): Grab the type of the decl after the call
3038 to store_init_value.
3040 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
3042 * common.opt (fforward-propagate): Fix "Optimization" annotation.
3044 2007-04-14 Jakub Jelinek <jakub@redhat.com>
3047 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
3048 post dominators and cleanup cfg before returning.
3050 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
3052 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
3053 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
3055 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
3057 * config.gcc: Recognize fido.
3058 * config/m68k/m68k-devices.def (fidoa): New.
3059 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
3061 (FL_FIDOA, TARGET_FIDOA): New.
3062 * config/m68k/m68k.opt (mfidoa): New.
3064 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3067 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
3068 when a personality function is used.
3070 2007-04-13 Bob Wilson <bob.wilson@acm.org>
3072 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
3074 2007-04-13 Mike Stump <mrs@apple.com>
3076 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
3078 * config/darwin.opt (fapple-kext): Make C++ only.
3079 * config/darwin.c (darwin_override_options): Remove code to ensure
3080 -fapple-kext is given for C++ only.
3082 2007-04-13 Richard Sandiford <richard@codesourcery.com>
3084 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3085 * config/mips/mips.c (override_options): Call
3086 SUBTARGET_OVERRIDE_OPTIONS, if defined.
3088 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/i386.opt (msvr3-shlib): Removed.
3092 * doc/invoke.texi: Remove -msvr3-shlib.
3094 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3096 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
3097 with "popcnt" instruction.
3099 2007-04-13 Richard Guenther <rguenther@suse.de>
3101 PR tree-optimization/21258
3102 * tree-vrp.c (compare_case_labels): New helper.
3103 (find_switch_asserts): New function.
3104 (find_assert_locations): Call it for SWITCH_EXPRs.
3106 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
3108 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
3109 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
3110 check is now implied in X87_FLOAT_MODE_P.
3111 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3112 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3113 (fix_trunc<mode>_i386_fisttp): Ditto.
3114 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3115 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3116 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3117 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3118 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3119 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3120 (unnamed_splitters): Ditto.
3121 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
3122 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
3123 FIRST_SSE_REG for local functions when SSE math is enabled or
3124 for functions with sseregparm attribute.
3125 (standard_80387_constant_p): Return -1 if mode is not
3127 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
3128 (ix86_expand_compare): Ditto.
3129 (ix86_expand_carry_flag_compare): Ditto.
3130 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
3131 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
3132 DECIMAL_FLOAT_MODE_P.
3133 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
3134 of SCALAR_FLOAT_MODE_P.
3135 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
3136 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
3137 checks before FLOAT_MODE_P.
3138 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
3139 before FLOAT_MODE_P.
3144 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
3146 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
3147 Charles Wilson <libtool@cwilson.fastmail.fm>
3149 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
3150 (libgcc.mvars): Don't depend on them.
3151 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
3152 * exec-tool.in: New.
3154 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
3156 * doc/invoke.text (--help): Document --help=common.
3158 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
3160 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
3162 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3164 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
3165 * genemit.c (main): Emit #include "integrate.h".
3166 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
3167 (LOADGP_RTP): New mips_loadgp_style.
3168 * config/mips/mips.h: Include config/vxworks-dummy.h.
3169 (TARGET_RTP_PIC): New macro.
3170 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
3171 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
3172 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
3174 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
3175 -mvxworks-pic when using -mrtp and a PIC option.
3176 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
3178 (mips_symbolic_constant_p, mips_symbolic_address_p)
3179 (mips_symbol_insns): Handle SYMBOL_HALF.
3180 (override_options): Warn about -G and -mrtp being used together.
3181 Initialize mips_lo_relocs[SYMBOL_HALF].
3182 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
3183 (mips_emit_loadgp): Handle LOADGP_RTP.
3184 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
3185 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
3186 (tablejump): Handle function-relative case table entries if
3188 * config/mips/predicates.md (symbol_ref_operand): New predicate.
3190 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3192 * config/mips/mips.md (load_call<mode>): Allow any general register.
3194 (sibcall_value_internal, sibcall_value_multiple_internal)
3195 (call_value_internal, call_value_split, call_value_multiple_internal)
3196 (call_value_multiple_split): Remove constraints from operand 0.
3198 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3200 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
3201 rather than loadgp_noshared.
3202 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
3203 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
3205 * config/mips/mips.md (loadgp): Rename to...
3206 (loadgp_newabi): ...this.
3207 (loadgp_noshared): Rename to...
3208 (loadgp_absolute): ...this.
3210 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3212 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
3213 false for locally-binding symbols.
3214 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
3216 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3218 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
3219 (SYMBOL_GOT_PAGE_OFST): ...this.
3220 (SYMBOL_GOT_GLOBAL): Rename to...
3221 (SYMBOL_GOT_DISP): ...this.
3222 (SYMBOL_GOTOFF_GLOBAL): Rename to...
3223 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
3224 * config/mips/mips.c (mips_global_symbol_p): New function.
3225 (mips_symbol_binds_local_p): Likewise.
3226 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
3227 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
3228 and mips_symbol_binds_local_p.
3229 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
3230 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
3231 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
3233 (mips_ok_for_lazy_binding_p): New function.
3234 (mips_load_call_address, mips_expand_call): Use it.
3235 (mips_dangerous_for_la25_p): Likewise.
3236 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
3237 (*got_disp<mode>): Use got_disp_operand instead of
3238 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
3239 SYMBOL_GOTOFF_GLOBAL.
3240 (*got_page<mode>): Use got_page_ofst_operand instead of
3242 * config/mips/predicates.md (const_call_insn_operand): Use
3243 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
3244 (global_got_operand): Rename to...
3245 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
3247 (local_got_operand): Rename to...
3248 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
3249 of SYMBOL_GOT_LOCAL.
3251 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3253 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
3254 TARGET_CALL_CLOBBERED_GP.
3255 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3256 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
3257 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
3258 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
3259 of TARGET_ABICALLS && !TARGET_NEWABI.
3260 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3261 * config/mips/mips.c (mips_load_call_address): Check
3262 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3263 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3264 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3265 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
3266 TARGET_ABICALLS && TARGET_NEWABI.
3267 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
3269 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
3270 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
3271 TARGET_ABICALLS && TARGET_NEWABI.
3272 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
3273 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
3274 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
3275 whether indirect calls must use $25.
3276 (mips_extra_live_on_entry): Check TARGET_GOT instead of
3278 * config/mips/mips.md (jal_macro): Check flag_pic and
3279 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
3280 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
3281 instead of TARGET_ABICALLS.
3282 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
3283 TARGET_ABICALLS && TARGET_OLDABI.
3284 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3285 (sibcall): In the comment above the define_insn, mention
3286 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
3287 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
3288 instead of TARGET_ABICALLS.
3290 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3292 * doc/md.texi (Blackfin family constraints): Document PA and PB.
3293 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
3294 (MACFLAGS_MATCH_P): New macro.
3295 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
3296 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
3297 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
3298 the other MACFLAG constants.
3299 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
3300 (flag_machi): Tighten constraints. Renumber some of the operands.
3301 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
3303 (flag_machi_parts_acconly): New pattern.
3304 (flag_macinithi): Tighten constraints. Allow any accumulator to be
3306 (flag_macinit1hi): Tighten constraints.
3307 (flag_mul_macv2hi_parts_acconly): New pattern.
3309 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
3310 Use a more efficient implementation.
3311 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
3312 inline sequences when not optimizing for size.
3314 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
3315 movhi_high2low): Delete, merge functionality into...
3316 (packv2hi): ... this pattern.
3318 2007-02-11 Jie Zhang <jie.zhang@analog.com>
3319 * config/bfin/bfin.opt (msim): New option.
3320 (mcpu=): New option.
3321 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
3322 (bfin_cpu_t): Typedef of enum bfin_cpu.
3323 (bfin_cpu_type): New declaration.
3324 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
3325 -msim and -mcpu= options.
3326 (LIB_SPEC): Likewise.
3327 * config/bfin/bfin.c (bfin_cpu_type): Define.
3328 (bfin_handle_option): Handle -mcpu= option.
3329 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
3330 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
3331 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
3333 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3335 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
3336 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
3337 (powerpc-wrs-vxworksae): Use ${tm_file}.
3338 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
3339 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
3340 * config/i386/vx-common.h: New file.
3342 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3344 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
3347 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
3349 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
3352 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
3356 * c-common.c (c_build_qualified_type): Set canonical type
3359 2007-04-12 Richard Guenther <rguenther@suse.de>
3361 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
3362 lower bound and element size if lower bound is not zero
3363 or either of the ARRAY_REF operands is set.
3365 2007-04-12 Richard Guenther <rguenther@suse.de>
3367 PR tree-optimization/24689
3368 PR tree-optimization/31307
3369 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
3371 * gimplify.c (canonicalize_addr_expr): To be consistent with
3372 gimplify_compound_lval only set operands two and three of
3373 ARRAY_REFs if they are not gimple_min_invariant. This makes
3374 it never at this place.
3375 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3377 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3379 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
3380 null before emitting a .nsubspa directive.
3382 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3384 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
3385 need_to_partition_p if there are no memory statements in the
3388 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3390 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3391 (gcd_of_steps_may_divide_p): New function.
3392 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3394 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3396 * reload.c (find_reloads_toplev, find_reloads_address,
3397 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3398 not a pointer equality test, to decide if we need to call
3399 push_reg_equiv_alt_mem.
3401 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3403 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3404 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3405 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3407 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3409 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3410 vector to be positive.
3412 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3416 * doc/invoke.texi: Document --params max-aliased-vops and
3418 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3419 debug_memory_partitions): Move to tree-flow.h
3420 * params.h (AVG_ALIASED_VOPS): Define.
3421 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3423 (mp_info_t): Likewise.
3424 (get_mem_sym_stats_for): New.
3425 (set_memory_partition): Move from tree-flow-inline.h.
3426 (mark_non_addressable): Only clear the set of symbols for the
3427 partition if it exists.
3428 (dump_memory_partitions): Move from tree-ssa-operands.c
3429 (debug_memory_partitions): Likewise.
3430 (need_to_partition_p): New.
3431 (dump_mem_ref_stats): New.
3432 (debug_mem_ref_stats): New.
3433 (dump_mem_sym_stats): New.
3434 (debug_mem_sym_stats): New.
3435 (update_mem_sym_stats_from_stmt): New.
3436 (compare_mp_info_entries): New.
3437 (mp_info_cmp): Call it.
3438 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3440 (get_mpt_for): Move from tree-ssa-operands.c.
3441 (find_partition_for): New.
3442 (create_partition_for): Remove.
3443 (estimate_vop_reduction): New.
3444 (update_reference_counts): New.
3445 (build_mp_info): New.
3446 (compute_memory_partitions): Refactor.
3447 Document new heuristic.
3448 Call build_mp_info, update_reference_counts,
3449 find_partition_for and estimate_vop_reduction.
3450 (compute_may_aliases): Populate virtual operands before
3451 calling debugging dumps.
3452 (delete_mem_sym_stats): New.
3453 (delete_mem_ref_stats): New.
3454 (init_mem_ref_stats): New.
3455 (init_alias_info): Call it.
3456 (maybe_create_global_var): Remove alias_info argument.
3457 Get number of call sites and number of pure/const call sites
3458 from gimple_mem_ref_stats().
3459 (dump_alias_info): Call dump_memory_partitions first.
3460 (dump_points_to_info_for): Show how many times a pointer has
3462 * opts.c (decode_options): For -O2 set --param
3463 max-aliased-vops to 500.
3464 For -O3 set --param max-aliased-vops to 1000 and --param
3465 avg-aliased-vops to 3.
3466 * fortran/options.c (gfc_init_options): Remove assignment to
3468 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3469 * tree-dfa.c (dump_variable): Dump memory reference
3471 Dump NO_ALIAS* settings.
3472 (referenced_var_lookup): Tidy.
3473 (mem_sym_stats): New.
3474 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3475 and ORIG are different SSA names for a memory partition.
3476 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3477 * tree-flow.h (struct mem_sym_stats_d): Define.
3478 (mem_sym_stats_t): Define.
3479 (struct mem_ref_stats_d): Define.
3480 (struct gimple_df): Add field mem_ref_stats.
3481 (enum noalias_state): Define.
3482 (struct var_ann_d): Add bitfield noalias_state.
3483 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3484 debug_mem_ref_stats, debug_memory_partitions,
3485 debug_mem_sym_stats): Declare.
3486 * tree-ssa-structalias.c (update_alias_info): Update call
3487 sites, pure/const call sites and asm sites in structure
3488 returned by gimple_mem_ref_stats.
3489 Remove local variable IS_POTENTIAL_DEREF.
3490 Increase NUM_DEREFS if the memory expression is a potential
3492 Call update_mem_sym_stats_from_stmt.
3493 If the memory references memory, call
3494 update_mem_sym_stats_from_stmt for all the direct memory
3495 symbol references found.
3496 (intra_create_variable_infos): Set noalias_state field for
3497 pointer arguments according to the value of
3498 flag_argument_noalias.
3499 * tree-ssa-structalias.h (struct alias_info): Remove fields
3500 num_calls_found and num_pure_const_calls_found.
3501 (update_mem_sym_stats_from_stmt): Declare.
3502 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3503 Set default value to 100.
3504 (PARAM_AVG_ALIASED_VOPS): Define.
3506 2007-04-11 Richard Guenther <rguenther@suse.de>
3509 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3510 a * -b + c as c - a * b if we honor sign dependent rounding.
3512 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3514 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3516 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3517 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3519 (initialize_trampoline): Don't use old-style function definition.
3520 (bfin_secondary_reload): Mark IN_P argument as unused.
3522 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3524 PR tree-optimization/31343
3525 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3526 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3527 * testsuite/gcc.dg/vect/pr31343.c: New.
3529 2007-04-10 Eric Christopher <echristo@apple.com>
3531 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3532 * config/i386/i386.md (*cmpfp0): Use.
3533 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3534 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3535 (fix_trunc<mode>_i386_fisttp): Ditto.
3536 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3537 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3538 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3539 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3540 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3541 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3542 (unnamed_splitters): Ditto.
3543 * config/i386/i386.c (output_fix_trunc): Assert that
3544 we're not being passed a TFmode operand.
3546 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3548 PR tree-optimization/31526
3549 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3550 n_basic_blocks to find newly added blocks.
3552 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3556 (fix_trunc<mode>si_sse): Ditto.
3557 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3558 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3559 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3560 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3561 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3562 expander using SSEMODEF mode macro.
3563 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3564 expander using SSEMODEF mode macro.
3565 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3566 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3567 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3568 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3569 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3570 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3571 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3572 Macroize insn using X87MODEF mode macro.
3574 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3576 * config/i386/sse.md (sse2_pinsrw): Removed.
3577 (sse2_pextrw): Renamed to ...
3578 (*sse2_pextrw): This.
3580 2007-04-09 Jan Hubicka <jh@suse.cz>
3583 * config/i386/sse.md
3584 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3585 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3586 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3587 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3589 2007-04-09 Jan Hubicka <jh@suse.cz>
3591 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3592 multiple fields of union.
3594 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3596 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3597 (create_preheaders): Check that loops are available.
3598 (fix_loop_structure): Clean up, improve comments.
3599 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3600 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3602 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3603 * predict.c (tree_estimate_probability): Do not call
3604 calculate_dominance_info. Call create_preheaders.
3605 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3606 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3608 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3609 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3610 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3611 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3614 2007-04-08 Jan Hubicka <jh@suse.cz>
3616 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3617 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3618 * fold-const.c (fold_unary): Use it.
3620 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3622 * varasm.c (assemble_variable): Remove call to
3623 lang_hooks.decls.prepare_assemble_variable.
3624 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3625 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3626 * langhooks.h (lang_hooks_for_decls): Remove
3627 prepare_assemble_variable.
3629 2007-04-08 Mike Stump <mrs@apple.com>
3631 * config/i386/i386.c: Use inc/dec on Core2.
3633 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3635 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3636 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3637 lhd_tree_inlining_end_inlining): Remove.
3638 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3639 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3641 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3642 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3643 lhd_tree_inlining_end_inlining): Remove prototypes.
3644 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3645 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3646 LANG_HOOKS_TREE_INLINING_START_INLINING,
3647 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3649 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3652 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3655 * config/avr/predicates.md (io_address_operand): Delete predicate.
3656 (low_io_address_operand): Don't use 'mode' argument.
3657 (higth_io_address_operand): Rename ...
3658 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3659 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3662 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3664 Revert change removing staticp.
3666 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3669 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3672 2007-04-07 Bruce Korb <bkorb@gnu.org>
3674 * c.opt: Add -Wformat-contains-nul.
3675 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3677 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3678 the NUL byte warning.
3680 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3682 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3684 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3686 * tree.c (staticp): No longer use staticp langhook.
3687 * langhooks.c (lhd_staticp): Removed.
3688 * langhooks.h (struct lang_hooks): Remove staticp.
3689 * c-common.c (c_staticp): Remove.
3690 * c-common.h (c_staticp): Ditto.
3691 * langhooks-defs.h (lhd_staticp): Ditto.
3692 (LHD_HOOKS_STATICP): Ditto
3693 * tree.h (gcc_assert_lowered): New macro.
3695 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3697 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3698 argument "reliable".
3699 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3700 Add argument "reliable". Propagate it through calls.
3701 (infer_loop_bounds_from_undefined): Derive number of iterations
3702 estimates from references in blocks that do not dominate loop latch.
3703 (gcov_type_to_double_int): New function.
3704 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3705 and expected_loop_iterations_unbounded.
3706 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3707 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3708 * tree-data-ref.c (estimated_loop_iterations): Export.
3709 (get_references_in_stmt): Fix -- do not return addresses of local
3711 * cfgloop.h (expected_loop_iterations_unbounded,
3712 estimated_loop_iterations): Declare.
3714 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3716 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3718 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3720 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3721 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3722 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3723 Use output_387_reg_move().
3724 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3725 expander using X87MODEF12 mode macro.
3726 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3727 choosing register preferences. Use output_387_reg_move().
3728 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3729 instead of "x". Use output_387_reg_move().
3730 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3731 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3732 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3733 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3734 Use output_387_reg_move().
3735 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3737 (*truncxf?f_i387 splitter): Ditto.
3739 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3741 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3742 LANG_HOOKS_SAFE_FROM_P.
3743 * expr.c (safe_from_p): Remove langhook call.
3744 * langhooks.h (lang_hooks): Remove safe_from_p.
3745 (lhd_safe_from_p): Remove prototype.
3746 * langhooks.c (lhd_safe_from_p): Remove.
3748 2007-04-06 Jan Hubicka <jh@suse.cz>
3750 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3753 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3755 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3756 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3757 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3758 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3760 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3761 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3763 2007-04-05 Richard Henderson <rth@redhat.com>
3765 * config/alpha/alpha.c (print_operand) [+]: Remove.
3766 (alpha_end_function): Print nop if call at end of function.
3767 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3768 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3769 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3770 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3771 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3772 the call pattern. Update peepholes to match.
3774 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3776 * doc/extend.texi (Other Builtins): Add decimal float variants
3778 * builtins.def: Ditto.
3779 * builtins.c (expand_builtin): Ditto.
3781 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3782 H.J. Lu <hongjiu.lu@intel.com>
3785 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3786 of V8HImode when calling ix86_binary_operator_ok.
3787 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3788 (sdot_prodv8hi): Operands 1 and 2 must be register.
3790 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3792 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3793 initialize align to silence bogus warning.
3795 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3798 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3800 (struct sra_walk_fns): Remove use_all parameter from use.
3801 (sra_hash_tree): Handle BIT_FIELD_REFs.
3802 (sra_elt_hash): Don't hash bitfld blocks.
3803 (sra_elt_eq): Skip them in parent compares as well. Handle
3805 (sra_walk_expr): Don't maintain or pass down use_all_p.
3806 (scan_use): Remove use_all parameter.
3807 (scalarize_use): Likewise. Re-expand assignment to
3808 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3809 output, and re-scalarize after output. Don't mark anything
3811 (scalarize_ldst): Adjust.
3812 (scalarize_walk_gimple_modify_statement): Likewise.
3813 (build_element_name_1): Handle BIT_FIELD_REFs.
3814 (instantiate_element): Don't warn for any element whose parent
3816 (instantiate_missing_elements_1): Return the sra_elt.
3817 (canon_type_for_field): New.
3818 (try_instantiate_multiple_fields): New.
3819 (instantiate_missing_elemnts): Use them.
3820 (mark_no_warning): Removed.
3821 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3822 (REPLDUP, sra_build_elt_assignment): New.
3823 (generate_copy_inout): Use them.
3824 (generate_element_copy): Likewise. Handle bitfld differences.
3825 (generate_element_zero): Don't recurse for blocks. Use
3826 sra_build_elt_assignment.
3827 (generate_one_element_int): Take elt instead of var. Use
3828 sra_build_elt_assignment.
3829 (generate_element_init_1): Adjust.
3830 (scalarize_use, scalarize_copy): Use REPLDUP.
3831 (scalarize_ldst): Move assert before dereference.
3832 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3834 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3836 * regmove.c: Fix unused variable warnings due to previous commit.
3838 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3840 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3841 (regmove_bb_head): Remove.
3842 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3843 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3844 problems with fixup_match_1.
3845 Don't initialize/free regmove_bb_head.
3847 (reg_is_remote_constant_p): If an insn is in the same basic block
3848 but not before INSN, consider it remote, too.
3850 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3853 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3854 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3856 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3858 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3859 (CONDITIONAL_REGISTER_USAGE): Likewise.
3861 2007-04-04 Richard Henderson <rth@redhat.com>
3863 * config/alpha/lib1funcs.asm: Remove unused file.
3865 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3868 * opts.c (print_specific_help): Fix --help=<language>
3870 (common_handle_option): Support --help=common.
3872 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3875 * gcc.c (main): Do not run the linker if
3876 print_subprocess_help indicates that it shouldn't be
3879 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3882 * doc/invoke.texi (--help=): Document <languages> value, fix
3883 formatting in tables of values.
3885 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3887 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3888 dllimport attribute of virtual methods.
3890 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3892 * config/score/crti.asm: Change _bss_start to __bss_start.
3893 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3894 (OUTGOING_REG_PARM_STACK_SPACE) update.
3895 * config/score/score.opt: add options to make backend support
3896 score5, score5u, score7 and score7d.
3897 * config/score/score.md: Likewise.
3898 * config/score/misc.md: Likewise.
3899 * config/score/mac.md: Likewise.
3900 * doc/invoke.texi: Likewise.
3901 * doc/md.texi: update constraints define.
3903 2007-04-03 Richard Henderson <rth@redhat.com>
3905 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3906 an appropriate type, use the mode instead.
3908 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3910 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3911 Set the default --with-arch setting to mips2.
3912 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3913 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3914 (MULTILIB_OSDIRNAMES): Delete.
3915 (MULTILIB_DIRNAMES): Define.
3916 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3917 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3918 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3919 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3920 VXWORKS_OS_CPP_BUILTINS.
3921 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3922 (MIPS_DEBUGGING_INFO): Undefine.
3923 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3925 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3928 * fold-const.c (native_encode_real): Encode real.c provided longs
3929 as a series of 32-bit native integers.
3930 (native_interpret_real): Interpret buffer as a series of 32-bit
3933 2007-04-03 Richard Guenther <rguenther@suse.de>
3935 * genpreds.c (write_insn_constraint_len): Write function
3936 optimized for CONSTRAINT_LEN implementation.
3937 (write_tm_preds_h): Output insn_constraint_len inline and
3938 use it for CONSTRAINT_LEN.
3939 (write_insn_preds_c): Don't output insn_constraint_len.
3940 * doc/md.texi (define_register_constraint): Document multi-letter
3941 constraints shall have the same length if they start with the same
3944 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3947 * config/i386/i386.md (isinf<mode>2): Expand only when
3948 TARGET_C99_FUNCTIONS is set.
3950 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3952 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3953 (x86_64-*-linux*): Ditto.
3954 * config/i386/i386.opt (mpc): New option.
3955 * config/i386/i386.c (overrride_options): Handle
3956 ix87_precision_string.
3957 * config/i386/crtprec.c: New file.
3958 * config/i386/t-crtpc: Ditto.
3959 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3961 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3962 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3963 crtprec32.o, crtprec64.o and crtprec80.o.
3965 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3967 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3969 2007-04-02 Eric Christopher <echristo@apple.com>
3971 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3972 limitations on darwin.
3974 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3977 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3979 2007-04-02 Dave Korn <dave.korn@artimi.com>
3981 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3983 2007-04-02 Dave Korn <dave.korn@artimi.com>
3985 * libgcc2.h (exception_descriptor): Don't forward-declare.
3986 (__get_eh_table_language, __get_eh_table_version): Delete
3987 prototypes of long-dead functions.
3989 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3991 * ebitmap.h: New file
3992 * ebitmap.c: New file
3993 * Makefile.in (ebitmap.o): New target.
3995 2007-04-01 Jan Hubicka <jh@suse.cz>
3997 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3998 before very first instruction.
4000 2007-04-01 Jan Hubicka <jh@suse.cz>
4002 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
4003 waring on 64bit hosts.
4004 * bitmap.h: Fix typo in bitmap_head_def.
4006 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
4008 PR rtl-optimization/31391
4009 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
4010 into a DELETED_LABEL note, and the label is in an empty basic
4011 block, update BB_END as well as BB_HEAD.
4013 2007-04-01 Richard Henderson <rth@redhat.com>
4015 PR tree-optimization/31169
4016 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
4017 to varying if the range is outside [0, prec-1].
4019 2007-04-01 Richard Sandiford <richard@codesourcery.com>
4022 * config/mips/mips.md (load_const_gp): New insn.
4023 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
4024 the MIPS16 GP pseudo register if no_new_pseudos.
4025 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
4027 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4030 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
4032 (call_value): Likewise.
4034 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
4035 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4038 * doc/invoke.texi: (optimization options): Reword description
4039 of -ffast-math. Document its primary purpose.
4041 2007-03-31 Richard Guenther <rguenther@suse.de>
4043 * omp-low.c (splay-tree.h): Include.
4044 (lookup_decl): Replace splay-tree usage by pointer-map.
4045 (maybe_lookup_decl): Likewise.
4046 (new_omp_context): Likewise.
4047 (delete_omp_context): Likewise.
4048 * gimplify.c (splay-tree.h): Include.
4049 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
4051 (remap_ssa_name): Likewise.
4052 (remap_decl): Likewise.
4053 (remap_type_1): Likewise.
4054 (remap_type): Likewise.
4055 (copy_body_r): Likewise.
4056 (expand_call_inline): Likewise.
4057 (clone_body): Likewise.
4058 (copy_tree_r): Likewise.
4059 (remap_save_expr): Likewise.
4060 (unsave_r): Likewise.
4061 (unsave_expr_now): Likewise.
4062 (tree_function_versioning): Likewise.
4063 (build_duplicate_type): Likewise.
4064 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
4065 (struct copy_body_data): Replace splay-tree by pointer-map.
4066 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
4067 not $(SPLAY_TREE_H).
4068 (gimplify.o): Depend on $(SPLAY_TREE_H).
4069 (omp-low.p): Likewise.
4071 2007-03-31 Anatoly Sokolov <aesok@post.ru>
4073 * config/avr/predicates.md (even_register_operand,
4074 odd_register_operand): New predicates.
4075 * config/avr/avr.md (movw peephole2): New.
4076 (movw_r peephole2): New.
4078 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
4080 * tree.h (get_signed_or_unsigned_type): New.
4081 * fold-const.c (operand_equal_for_comparison_p): Use
4082 get_signed_or_unsigned_type instead of
4083 lang_hooks.types.signed_or_unsigned_type.
4084 * expr.c (store_expr): Ditto.
4085 * langhooks.c (get_signed_or_unsigned_type): New.
4086 (lhd_signed_or_unsigned_type): New.
4087 * langhooks.h (lhd_signed_or_unsigned_type): New.
4088 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
4090 2007-03-30 Richard Henderson <rth@redhat.com>
4092 * tree-ssa-loop-ivopts.c: Include target.h.
4093 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
4094 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
4095 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
4096 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
4098 2007-03-30 Richard Henderson <rth@redhat.com>
4099 Kai Tietz <kai.tietz@onevision.com>
4101 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
4103 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
4104 (TARGET_64BIT_MS_ABI): New.
4105 (DBX_REGISTER_NUMBER): Handle 64-bit.
4106 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
4107 (LONG_TYPE_SIZE): Force to 32.
4108 (REG_PARM_STACK_SPACE): New.
4109 (OUTGOING_REG_PARM_STACK_SPACE): New.
4110 (REGPARM_MAX, SSE_REGPARM_MAX): New.
4111 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4112 (STACK_BOUNDARY): Use 128 for 64-bit.
4113 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
4114 Add 64-bit implementation.
4115 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
4117 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
4118 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
4119 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
4120 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
4121 (ix86_handle_cconv_attribute): Don't warn when ignoring if
4122 TARGET_64BIT_MS_ABI.
4123 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
4124 (ix86_pass_by_reference): Likewise.
4125 (ix86_function_value_regno_p): Likewise.
4126 (ix86_build_builtin_va_list): Likewise.
4127 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
4128 (function_arg_advance_ms_64): New.
4129 (function_arg_advance): Call it.
4130 (function_arg_ms_64): New.
4131 (function_arg): Call it.
4132 (function_value_ms_64): New.
4133 (ix86_function_value_1): Call it.
4134 (return_in_memory_ms_64): New.
4135 (ix86_return_in_memory): Call it.
4136 (setup_incoming_varargs_ms_64): New.
4137 (ix86_setup_incoming_varargs): Call it.
4138 (ix86_expand_prologue): Handle 64-bit stack probing.
4139 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
4140 (output_pic_addr_const): Likewise.
4141 (x86_this_parameter): Likewise.
4142 (x86_output_mi_thunk): Likewise.
4143 (x86_function_profiler): Likewise.
4144 (TARGET_STRICT_ARGUMENT_NAMING): New.
4145 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
4146 (TARGET_64BIT_MS_ABI): New.
4147 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
4148 * config/i386/i386.md (allocate_stack_worker): Remove.
4149 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
4150 describe the clobber of eax without a match_scratch.
4151 (allocate_stack_worker_postreload): Remove.
4152 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
4153 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
4154 (allocate_stack_worker_rex64_postreload): Remove.
4155 (allocate_stack): Handle 64-bit.
4156 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
4157 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
4158 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
4159 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
4160 (STANDARD_STARTFILE_PREFIX_1): Likewise.
4161 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
4162 * config.build (x86_64-*-mingw*): New host.
4163 * config.host (x86_64-*-mingw*): New host.
4164 * config.gcc (x86_64-*-mingw*): New target.
4165 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
4167 2007-03-30 Richard Henderson <rth@redhat.com>
4168 Kai Tietz <kai.tietz@onevision.com>
4170 * c-pragma.c (struct def_pragma_macro_value): New.
4171 (struct def_pragma_macro): New.
4172 (pushed_macro_table): New.
4173 (dpm_hash, dpm_eq): New.
4174 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
4175 (init_pragma): Install them.
4176 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4178 2007-03-30 Anatoly Sokolov <aesok@post.ru>
4180 * config/avr/avr.c (avr_override_options): Clear
4181 'flag_delete_null_pointer_checks'.
4183 2007-03-30 Paolo Carlini <pcarlini@suse.de>
4186 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
4187 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
4188 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
4189 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
4190 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
4191 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
4192 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
4194 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
4196 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
4198 * regmove.c: Move all of pass_stack_adjustments from here...
4199 * combine-stack-adj.c: ...to this new file.
4200 * Makefile.in: Add rules for combine-stack-adj.o.
4202 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
4204 PR tree-optimization/31383
4205 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
4206 to have the same length.
4208 2007-03-30 Jan Hubicka <jh@suse.cz>
4211 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
4212 availablility; add more sanity checking; ask varpool only about
4215 2007-03-29 Richard Henderson <rth@redhat.com>
4217 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
4218 to decide, but __SIZEOF_LONG_LONG__.
4220 2007-03-29 Richard Henderson <rth@redhat.com>
4222 * emutls.c (struct __emutls_array): New.
4223 (emutls_destroy): Use it instead of casting element 0 from void*.
4224 (__emutls_get_address): Likewise.
4226 2007-03-29 Richard Henderson <rth@redhat.com>
4228 * varasm.c (initializer_constant_valid_p): Don't deny
4229 DECL_DLLIMPORT_P on functions.
4231 * config/i386/cygming.h: Remove function declarations.
4232 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
4233 (ASM_OUTPUT_LABELREF): Remove.
4234 (COMMON_ASM_OP): Remove.
4235 (ASM_OUTPUT_COMMON): Remove.
4236 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
4237 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
4238 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4239 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
4240 Rename from TARGET_ENCODE_SECTION_INFO.
4241 * config/i386/netware.h: Likewise.
4242 * config/i386/i386-protos.h: Update.
4243 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
4244 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
4245 (legitimate_constant_p): Reject dllimports.
4246 (dllimport_map, get_dllimport_decl): New.
4247 (legitimize_dllimport_symbol): New.
4248 (legitimize_address, ix86_expand_move): Use it.
4249 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
4250 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
4251 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
4252 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
4253 * config/i386/predicates.md (constant_call_address_operand): Only
4254 accept symbols; reject dllimport_p symbols.
4255 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
4256 i386_pe_maybe_record_exported_symbol.
4257 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
4258 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
4259 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
4260 trust the setting of DECL_DLLIMPORT_P.
4261 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
4262 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
4263 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
4264 tidy the argument scanning loop.
4265 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
4266 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
4267 (i386_pe_strip_name_encoding): Remove.
4268 (i386_pe_binds_local_p): New.
4269 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
4270 (i386_pe_output_labelref): Remove.
4271 (i386_pe_asm_output_aligned_decl_common): New.
4272 (i386_pe_maybe_record_exported_symbol): Rename from
4273 i386_pe_record_exported_symbol; check for dllexported symbols.
4275 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
4277 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
4278 add comment explaining why vsnprintf cannot be used.
4280 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
4282 PR tree-optimization/30666
4283 * tree.c (build_complex_type): When creating type names for DWARF2
4284 debug info, create TYPE_DECLs for TYPE_NAME instead of
4286 (build_common_tree_nodes_2): Use build_complex_type when building
4287 predefined complex types, to preserve canonical types.
4289 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
4291 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
4292 (noce_get_alt_condition): Look at it to determine whether to
4293 reverse the condition or not.
4294 (noce_get_condition): Substitute the truth for lies.
4295 (noce_find_if_block): Set the then_else_reversed field.
4297 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
4299 * config/fr30/fr30.md (movdi): Do not accept immediates as the
4300 destination of this insn.
4301 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
4302 than calling gen_rtx_SET directly. Use r0 to hold the value of
4303 'address + 4' rather than a stack based temporary which can be
4306 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4308 * config/s390/s390.c (s390_secondary_input_reload_class,
4309 s390_secondary_output_reload_class): Functions removed.
4310 (s390_secondary_reload): New function.
4311 (TARGET_SECONDARY_RELOAD): Target macro defined.
4312 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
4313 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
4314 * config/s390/s390.md ("reload_outti", "reload_outdi",
4315 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
4316 "reload_out<mode>"): Expanders removed.
4317 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
4318 "reload<mode>_nonoffmem_out"): Expanders added.
4320 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4322 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
4323 SRC->DEST replacement failed anyway.
4325 2007-03-28 Mike Stump <mrs@apple.com>
4327 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
4328 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
4329 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
4331 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4333 * config.gcc: Accept barcelona as a variant of amdfam10.
4334 * config/i386/i386.c (override_options): Likewise.
4335 * doc/invoke.texi: Likewise.
4337 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
4339 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
4340 offsets for BIT_FIELD_REF and COMPONENT_REF.
4342 2007-03-28 Richard Guenther <rguenther@suse.de>
4344 * tree.c (is_global_var): Move ...
4345 * tree-flow-inline.h (is_global_var): ... here.
4346 * tree.h (is_global_var): Remove declaration.
4348 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
4350 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
4352 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
4353 * config/i386/i386.c (ix86_tune_features): Initialize new
4355 * config/i386/predicates.md (promotable_binary_operator): Use
4356 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
4358 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
4361 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
4363 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
4365 * config/fr30/fr30.md (movsi_internal): Change destination
4366 constraint from m to V and add m to the end.
4368 2007-03-28 Christian Bruel <christian.bruel@st.com>
4370 * config/sh/sh.md (movsi_i): Fix type attribute.
4372 2007-03-28 Christian Bruel <christian.bruel@st.com>
4374 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
4375 (movsf_ie): Likewise.
4377 2007-03-28 Christian Bruel <christian.bruel@st.com>
4379 * config.gcc: Add sh4-300 to multilib.
4380 * config/sh/t-mlib-sh4-300: New file.
4382 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
4384 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
4385 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
4387 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
4388 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
4389 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
4390 "fixuns_trunctddi2"): Whitespace fix.
4392 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4394 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4395 the definition of struct sh_args.
4396 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4397 CALL_COOKIE_INT_REG_GET): Likewise.
4399 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4401 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4402 transformations are applied successfully.
4404 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4406 * tree.c (tree_contains_struct): Permit 512 tree codes.
4407 * tree.h (tree_contains_struct): Ditto.
4408 (MAX_TREE_CODES): Ditto.
4409 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4410 SPARE member to store remaining padding bits.
4412 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4414 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4417 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4419 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4420 * configure: Regenerate.
4422 * configure: Regenerate using the correct version of autoconf.
4424 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4426 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4428 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4429 regs to "__SP_L__" and "__SP_H__".
4431 2007-03-27 Richard Guenther <rguenther@suse.de>
4433 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4434 computations with it with a HOST_WIDE_INT variable.
4436 2007-03-26 Mike Stump <mrs@apple.com>
4438 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4439 objective-c-header, objective-c++-header and objc++-cpp-output
4441 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4443 2007-03-26 Richard Henderson <rth@redhat.com>
4446 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4447 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4448 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4449 IX86_BUILTIN_PSRLQ128): New.
4450 (ix86_init_mmx_sse_builtins): Add them.
4451 (ix86_expand_builtin): Expand them.
4452 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4453 operand 2 be TImode.
4454 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4455 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4456 _mm_srli_epi64): Mark __B const.
4457 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4458 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4459 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4460 new two-vector shift builtins.
4462 2007-03-26 Ian Lance Taylor <iant@google.com>
4464 PR tree-optimization/31345
4465 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4466 [+INF, +INF(OVF)] into VARYING.
4468 2007-03-26 Zack Weinberg <zackw@panix.com>
4470 * gengtype-parse.c: New file.
4471 * gengtype-yacc.y: Delete.
4472 * gengtype-lex.l: Don't include gengtype-yacc.h.
4473 Define YY_DECL and yyterminate appropriately for recursive
4474 descent parser. yylval is now a string out-parameter to yylex.
4475 (HWS, EOID): New shorthand.
4476 (IWORD): Add a couple more types.
4477 (yylex): Add a setup stanza. Remove the complex rules for
4478 detecting GTY'ed types and typedefs; replace with simple
4479 keyword detectors. Adjust everything for the changed
4480 definition of yylval. Ignore all pp-directives, not just #define.
4482 (parse_file): Rename yybegin; do not call yyparse.
4484 * gengtype.c (xasprintf): Export again.
4485 (this_file): New. Use everywhere __FILE__ was being used.
4486 (get_lang_bitmap): Special case types defined in gengtype.c.
4487 (do_typedef, new_structure): Suppress definition of certain types.
4488 (new_structure): Improve diagnostics of duplicate definitions.
4489 Make sure location_s is associated with input.h.
4490 (nreverse_pairs, define_location_structures): New functions.
4491 (main): Improve tagging of kludge types. Remove old kludges
4492 for input.h types; use define_location_structures.
4493 * gengtype.h: Update prototypes. Define token codes here.
4494 * Makefile.in: Remove all references to gengtype-yacc.
4495 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4497 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4498 add GTY((skip)) to the field that's only conditionally there.
4499 * doc/install.texi: Document that Bison is no longer required
4500 unless building treelang.
4502 * gengtype.c: Don't include gtyp-gen.h.
4503 (srcdir): Declare here.
4504 (base_files, lang_dir_names): Allocate dynamically.
4505 (gt_files, num_gt_files, num_lang_dirs): New globals.
4506 (measure_input_list, read_input_line, read_input_list)
4507 (set_lang_bitmap): New functions.
4508 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4509 simplify, relying on read_input_list to set up the bitmaps.
4510 (main): Arguments are no longer unused. Check for correct number
4511 of command line arguments, set srcdir and srcdir_len, then call
4512 read_input_list, before doing anything else. No need to worry
4513 about duplicates in main loop.
4514 * configure.ac: Simplify the calculation of all_gtfiles.
4515 Put language tags in there. Don't set or substitute
4516 all_gtfiles_files_langs or all_gtfiles_files_frags.
4517 * Makefile.in: Revamp the way gengtype is invoked, now that it
4518 takes a file on its command line with a much simpler format.
4519 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4520 (GTFILES): Remove duplicates and C source files.
4521 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4522 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4523 * configure: Regenerate.
4525 * gengtype.h: Remove all type definitions to gengtype.c; leave
4526 only definitions of options_p, type_p, and pair_p as opaque
4527 pointers. Update prototypes.
4528 * gengtype.c: Many type definitions moved here from gengtype.h.
4529 Consolidate type definitions at the top of the file.
4530 (xvasprintf): Delete.
4531 (xasprintf): Make static.
4532 (create_nested_pointer_option): Add 'next' parameter.
4533 (create_field_all, create_field_at): New functions.
4534 (create_field): Now a thin wrapper around create_field_all.
4535 (create_optional_field): Rename create_optional_field_ and add
4536 line argument. Original name is now a macro which supplies
4538 (oprintf): Use vsnprintf directly.
4539 (close_output_files): Use fatal rather than perror/exit.
4540 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4541 (main): Set progname. Don't use exit.
4542 * gengtype-yacc.y (struct_fields): Use create_field_at.
4543 (option, optionseqopt): Delete.
4544 (optionseq): Consolidate productions from option here so we
4545 can use the first argument to create_option.
4547 * gengtype-lex.l: Distinguish unions from structures in the
4548 token type. Don't call find_structure; return the tag as a string.
4549 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4550 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4551 Reorganize typedef_struct production accordingly.
4552 Use create_nested_ptr_option.
4553 * gengtype.c (create_nested_ptr_option): New function.
4554 * gengtype.h: Declare it.
4556 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4557 (string_type): Don't declare.
4558 (do_scalar_typedef): Declare.
4559 (create_scalar_type): Update prototype.
4560 * gengtype.c (string_type): Make static.
4561 (scalar_nonchar, scalar_char): New.
4562 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4563 (resolve_typedef): Use scalar_nonchar for error recovery.
4564 (create_scalar_type): Remove name_len field. Return scalar_char
4565 or scalar_nonchar as appropriate.
4566 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4568 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4570 (main): Initialize scalar_char and scalar_nonchar before calling
4572 * gengtype-lex.l: Adjust for removal of second argument to
4573 create_scalar_type. Use yylval.s instead of yylval.t when
4575 * gengtype-yacc.y: Type of SCALAR is string. Call
4576 create_scalar_type from type:SCALAR rule. Adjust for removal of
4577 second argument to create_scalar_type.
4579 * vec.h: Remove all #if IN_GENGTYPE blocks.
4580 Add comment saying that changes may require adjustments to gengtype.
4581 * gengtype.c: Don't include coretypes.h or tm.h.
4582 Add comment to inclusion of errors.h.
4583 (note_def_vec, note_def_vec_alloc): New functions.
4584 * gengtype.h: Declare new functions.
4585 * gengtype-lex.l: Don't include coretypes.h.
4586 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4588 (update_lineno): Remove unnecessary prototype.
4589 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4590 (VEC rule): Just return VEC_TOKEN.
4591 * gengtype-yacc.y (VEC_TOKEN): New token type.
4592 (type): Add a production for VEC(a,b).
4593 * Makefile.in: Update dependencies.
4595 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4596 typedefs that use the old PARAMS macro.
4598 * gengtype-lex.l: Remove all rules and states relating to yacc
4600 * gengtype-yacc.y: Similarly.
4601 * gengtype.c (note_yacc_type): Delete function.
4602 * gengtype.h: Update prototypes.
4604 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4606 * tree-pretty-print.c (dump_generic_node): Report precision of
4607 unnamed integer types.
4609 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4611 * ifcvt.c (noce_try_store_flag_constants): Don't check
4612 no_new_pseudos here.
4613 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4614 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4615 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4616 noce_try_sign_mask): Likewise.
4617 (if_convert): Check no_new_pseudos here.
4619 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4621 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4622 (noce_get_condition): Handle new then_else_reversed argument.
4623 (noce_init_if_info): Remove, fold into noce_find_if_block.
4624 (noce_process_if_block): Take a struct noce_if_info as the
4625 argument. Don't set up one based on ce_if_info. Update pointer
4626 references accordingly.
4627 (cond_move_process_if_block): Likewise.
4628 (process_if_block): Removed.
4629 (find_if_block): Removed. Move functionality two new functions,
4630 noce_find_if_block and cond_exec_find_if_block.
4631 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4632 blocks and the symmetric IF-ELSE-JOIN case.
4633 (cond_exec_find_if_block): Also new function mostly based on old
4634 find_if_block and process_if_block.
4635 (find_if_header): Replace find_if_block call with separately
4636 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4637 (find_cond_trap): Update noce_get_condition call.
4638 (dead_or_predicable): Likewise.
4640 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4642 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4644 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4645 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4646 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4647 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4648 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4649 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4650 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4651 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4652 __builtin_ia32_psrad128 builtins.
4654 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4656 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4657 * config/i386/constraints.md
4658 (define_constraint "I"): Use IN_RANGE macro.
4659 (define_constraint "J"): Ditto.
4660 (define_constraint "K"): Ditto.
4661 (define_constraint "M"): Ditto.
4662 (define_constraint "N"): Ditto.
4663 (define_constraint "O"): Ditto.
4664 * config/i386/predicates.md
4665 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4666 (define_predicate "const_0_to_3_operand"): Ditto.
4667 (define_predicate "const_0_to_7_operand"): Ditto.
4668 (define_predicate "const_0_to_15_operand"): Ditto.
4669 (define_predicate "const_0_to_63_operand"): Ditto.
4670 (define_predicate "const_0_to_255_operand"): Ditto.
4671 (define_predicate "const_1_to_31_operand"): Ditto.
4672 (define_predicate "const_2_to_3_operand"): Ditto.
4673 (define_predicate "const_4_to_7_operand"): Ditto.
4675 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4677 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4678 in SImode for save_world.
4679 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4682 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4684 PR tree-optimization/30784
4685 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4688 2007-03-25 Revital Eres <eres@il.ibm.com>
4690 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4691 Fold movement_possibility function into it.
4693 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4695 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4696 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4697 (call_indirect_nonlocal_darwin64): Same.
4698 (call_nonlocal_darwin64): Same.
4699 (call_value_indirect_nonlocal_darwin64): Same.
4700 (call_value_nonlocal_darwin64): Same.
4701 (sibcall_nonlocal_darwin64): Same.
4702 (sibcall_value_nonlocal_darwin64): Same.
4703 (sibcall_symbolic_64): Same.
4704 (sibcall_value_symbolic_64): Same.
4705 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4707 (rs6000_emit_load_toc_table): Same.
4708 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4709 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4715 (load_toc_v4_pic_si): Same
4716 (load_toc_v4_PIC_1): Same.
4717 (load_toc_v4_PIC_1b): Same.
4718 (call_indirect_aix{32,64}): Same.
4719 (call_value_indirect_aix{32,64}): Same.
4722 (call_local{32,64}): Same.
4723 (call_value_local{32,64}): Same.
4724 (call_indirect_nonlocal_aix{32,64}): Same.
4725 (call_nonlocal_aix{32,64}): Same.
4726 (call_value_indirect_nonlocal_aix{32,64}): Same.
4727 (call_value_nonlocal_aix{32,64}): Same.
4728 (call_indirect_nonlocal_sysv<mode>): Same.
4729 (call_nonlocal_sysv<mode>): Same.
4730 (call_value_indirect_nonlocal_sysv<mode>): Same.
4731 (call_value_nonlocal_sysv<mode>): Same.
4733 (sibcall_local{32,64}): Same.
4734 (sibcall_value_local{32,64}): Same.
4735 (sibcall_nonlocal_aix{32,64}): Same.
4736 (sibcall_value_nonlocal_aix{32,64}): Same.
4737 (sibcall_nonlocal_sysv<mode>): Same.
4738 (sibcall_value): Same.
4739 (sibcall_value_nonlocal_sysv<mode>): Same.
4741 2007-03-24 Paul Brook <paul@codesourcery.com>
4743 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4744 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4746 2007-03-24 Richard Henderson <rth@redhat.com>
4748 * config/ia64/constraints.md: New file.
4749 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4750 satisfies_constraint_?.
4751 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4752 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4753 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4754 ia64_output_mi_thunk): Likewise.
4755 (ia64_const_ok_for_letter_p): Remove.
4756 (ia64_const_double_ok_for_letter_p): Remove.
4757 (ia64_extra_constraint): Remove.
4758 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4759 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4760 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4761 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4762 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4763 EXTRA_MEMORY_CONSTRAINT): Remove.
4764 * config/ia64/ia64.md: Include constriants.md. Replace
4765 CONST_OK_FOR_? with satisfies_constraint_?.
4767 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4768 H.J. Lu <hongjiu.lu@intel.com>
4770 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4772 (name macros): Use DPD_BID_NAME to convert names properly.
4774 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4775 decimal floating point format.
4776 (init_floating_libfuncs): Change decimal functions so that they
4777 have a "bid_" prefix if the decimal system uses the BID format,
4778 and "dpd_" prefix if the decimal system uses the DPD format.
4779 (init_interclass_conv_libfuncs): Ditto.
4780 (init_intraclass_conv_libfuncs): Ditto.
4782 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4783 using the BID format.
4785 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4786 whether we are using the BID decimal format.
4787 * configure: Regenerate.
4789 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4790 the compiler has decimal floating point enabled. Define
4791 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4794 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4795 using the BID format.
4797 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4798 whether we are using the BID decimal format.
4799 * configure: Regenerate.
4801 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4802 the compiler has decimal floating point enabled. Define
4803 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4806 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4807 options, and that it is enabled for i386/x86_64 systems.
4809 * Makefile.in (enable_decimal_float): New.
4811 (DECNUMINC): Add -I$(DECNUMFMT).
4812 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4813 to $(DECNUMFMT) from $(DECNUM).
4815 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4816 Substitute enable_decimal_float.
4817 * configure: Regenerated.
4820 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4823 * configure.ac: Enable decimal float for x86_64-*-linux*.
4824 * configure: Regenerated.
4827 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4828 decimal128ClearSign to flip and clear the sign bit in decimal128.
4829 (decimal_real_maxval): Set decimal128SetSign to set the sign
4832 2007-03-23 Ian Lance Taylor <iant@google.com>
4834 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4836 2007-03-23 Ian Lance Taylor <iant@google.com>
4838 * tree-dump.c (dump_files): Correct comment.
4840 2007-03-23 Ian Lance Taylor <iant@google.com>
4842 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4844 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4846 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4847 in cfglayout mode. Don't go into and out of cfglayout mode.
4848 Link the blocks in the order of the constructed traces.
4849 (rest_of_handle_tracer): Adjust call to tracer.
4850 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4851 Don't go into cfglayout mode.
4852 (rtl_loop_done): Don't go out of cfglayout mode.
4853 * cfglayout.c (relink_block_chain): New function, split out from...
4854 (fixup_reorder_chain): ...here. Remove redundant checking.
4855 (cfg_layout_finalize): Don't clear the header, footer, and aux
4856 fields here, move the code to do so to relink_block_chain. Likewise
4857 for free_original_copy_tables.
4858 * rtl.h (tracer): Update prototype.
4859 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4860 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4861 mode. Use relink_block_chain to serialize the CFG according to the
4862 new basic block order. Move targetm.cannot_modify_jumps_p check from
4864 (gate_handle_reorder_blocks): ...to here.
4865 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4867 (gate_duplicate_computed_gotos): ...to here.
4868 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4869 something always changes when going into and out of cfglayout mode.
4870 Perform an expensive cfg cleanup while going into cfglayout mode.
4871 Always update liveness information on HAVE_conditional_execution
4872 targets. Reserialize the basic blocks and go out of cfglayout mode.
4873 * reg-stack.c: Include cfglayout.h.
4874 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4875 the call to reorder_basic_blocks.
4876 * basic-block.h (reorder_basic_blocks): Update prototype.
4877 (relink_block_chain): New prototype.
4878 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4880 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4882 * config/mips/mips.md (type, hazard, *movdi_32bit,
4883 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4884 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4885 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4886 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4887 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4889 (movcc): Change first xfer to multi.
4890 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4891 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4892 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4893 config/mips/generic.md: Change reservations using "xfer" to use
4895 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4896 using match_operand.
4897 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4898 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4900 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4902 2007-03-22 Richard Henderson <rth@redhat.com>
4904 * config/i386/i386.c: Remove unnecessary function declarations.
4905 Move targetm definition, and all related macros, to the end of
4906 the file. Resort some functions to put definitions before uses.
4907 (ix86_attribute_table): Make static. Move to end of file.
4908 (ix86_gimplify_va_arg): Make static.
4910 2007-03-22 Richard Henderson <rth@redhat.com>
4912 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4913 don't increase local_regparm with force_align_arg_pointer check.
4914 (ix86_function_sseregparm): Assert 32-bit.
4915 (type_has_variadic_args_p): New.
4916 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4917 type_has_variadic_args_p.
4918 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4919 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4920 use memset instead. Do maybe_vaarg check first; skip attribute
4921 tests if true; skip attribute tests for 64-bit.
4922 (construct_container): Remove TARGET_DEBUG_ARG.
4923 (function_arg_advance_32, function_arg_advance_64): Split out ...
4924 (function_arg_advance): ... from here.
4925 (function_arg_32, function_arg_64): Split out ...
4926 (function_arg): ... from here.
4927 (ix86_pass_by_reference): Tidy.
4928 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4929 (function_value_32): New, from parts of ix86_function_value
4930 and ix86_value_regno.
4931 (function_value_64): New, from parts of ix86_function_value
4932 and ix86_libcall_value.
4933 (ix86_function_value_1): New.
4934 (ix86_function_value, ix86_libcall_value): Use it.
4935 (return_in_memory_32, return_in_memory_64): Split out ...
4936 (ix86_return_in_memory): ... from here.
4937 (ix86_struct_value_rtx): Skip for 64-bit.
4938 (ix86_libcall_value, ix86_value_regno): Remove.
4939 (setup_incoming_varargs_64): Split out ...
4940 (ix86_setup_incoming_varargs): ... from here.
4941 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4942 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4943 * config/i386/i386-protos.h (ix86_function_value): Remove.
4944 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4946 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4949 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4950 infinities not supported, otherwise emit warning if -Woverflow. On
4951 underflow, emit warning if -Woverflow.
4952 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4954 * real.h (real_from_string): Update declaration
4956 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4957 Richard Henderson <rth@redhat.com>
4959 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4960 * calls.c (compute_argument_block_size, expand_call,
4961 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4962 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4963 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4964 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4965 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4966 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4967 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4968 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4971 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4973 * c-incpath.c (add_sysroot_to_chain): New.
4974 (merge_include_chains): Add sysroot argument. Call
4975 add_sysroot_to_chain if sysrooted.
4976 (register_include_chains): Update call to merge_include_chains.
4977 * doc/cppopts.texi: Document use of '=' in include directory
4980 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4983 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4984 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4985 insn pattern using X87MODEF12 mode macro.
4987 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4989 * regmove.c (regmove_optimize): Use reg_mentioned_p
4990 instead of reg_overlap_mentioned_p for DST.
4992 2007-03-21 Mike Stump <mrs@apple.com>
4994 * c.opt: Fixup for Objective-C/C++.
4996 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4998 * explow.c (convert_memory_address): Fold memory reference when
4999 POINTERS_EXTEND_UNSIGNED < 0
5001 2007-03-21 Richard Henderson <rth@redhat.com>
5004 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
5005 * config/i386/mmintrin.h (__m64): Likewise.
5006 * config/i386/xmmintrin.h (__m128): Likewise.
5008 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5010 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
5011 (VXWORKS_OS_CPP_BUILTINS): Define.
5012 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
5013 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
5015 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5017 * rtl.h (constant_pool_reference_p): Delete.
5018 (find_constant_src): Declare.
5019 * rtlanal.c (find_constant_src): New function.
5020 * simplify-rtx.c (constant_pool_reference_p): Delete.
5021 * config/i386/i386.md: Use find_constant_src instead of
5022 constant_pool_reference_p/avoid_constant_pool_reference pairs.
5024 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5026 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
5027 * c-cppbuiltin.c (c_cpp_builtins): Define them.
5029 2007-03-20 Mark Mitchell <mark@codesourcery.com>
5031 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
5032 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
5033 (arm_elf_asm_constructor): Use it.
5034 (arm_elf_asm_destructor): New function.
5036 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
5038 * jump.c (mark_jump_label): Treat SEQUENCE specially.
5040 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
5042 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
5044 2007-03-19 Andrew Haley <aph@redhat.com>
5046 PR tree-optimization/31264
5047 * tree-vrp.c (register_edge_assert_for_1): Don't look though
5050 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
5052 PR rtl-optimization/30907
5053 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
5054 (fwprop_init): Always call loop_optimizer_initialize.
5055 (fwprop_done): Always call loop_optimizer_finalize.
5056 (fwprop): We always have loop info now.
5057 (gate_fwprop_addr): Remove.
5058 (pass_fwprop_addr): Use gate_fwprop as gate.
5060 PR rtl-optimization/30841
5061 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
5062 df_chain_alloc): Call df_reorganize_refs unconditionally.
5063 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
5064 refs_organized to refs_organized_size.
5065 (df_ref_create_structure): Use refs_organized_size instead of
5066 bitmap_size if refs had been organized, and keep refs_organized_size
5068 * df.h (struct df_ref_info): Change refs_organized to
5069 refs_organized_size.
5070 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
5073 2007-03-19 Mark Mitchell <mark@codesourcery.com>
5075 * except.c (output_function_exception_table): Do not reference the
5076 EH personality routine for functions that do not require an
5079 2007-03-20 Jakub Jelinek <jakub@redhat.com>
5082 * c-typeck.c (convert_for_assignment): Call comptypes for
5083 RECORD_TYPE or UNION_TYPE.
5086 * reload1.c (reload): Do invalid ASM checking after
5087 cleanup_subreg_operands.
5089 2007-03-19 Jeff Law <law@redhat.com>
5091 * tree-cfg.c (find_taken_edge): Tighten conditions for
5092 optimizing computed gotos.
5094 2007-03-19 Michael Matz <matz@suse.de>
5096 * builtins.c (expand_builtin_sync_operation,
5097 expand_builtin_compare_and_swap,
5098 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
5101 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
5102 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
5105 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5107 * doc/tm.texi: Add brackets around the return type of
5108 TARGET_SECONDARY_RELOAD.
5110 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5111 Richard Guenther <rguenther@suse.de>
5113 PR tree-optimization/31254
5114 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5115 Use handled_component_p () where appropriate. Continue
5116 propagating into the rhs if we propagated into an INDIRECT_REF
5119 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5121 * config/s390/s390.md (op_type attribute): RRR instruction type added.
5122 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
5123 (xde, xdee): Mode attributes adjusted to support DFP modes.
5124 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
5125 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
5126 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
5127 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
5128 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
5129 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5130 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
5132 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
5133 "movsf"): Insn definitions removed.
5134 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
5135 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
5136 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
5138 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
5139 "reload_in<mode>", "reload_out<mode>"): Expander added.
5140 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
5143 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5145 * config/s390/s390.md: Only non-functional changes. Renamed
5146 FPR mode macro to BFP all over the file.
5148 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5150 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
5151 (op_type attribute): RRF instruction type added.
5152 (fT0): New mode attribute.
5153 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5154 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
5155 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
5156 no secondary memory is needed when moving DFmode values between GPRs
5159 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5161 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
5162 inverted and documentation adjusted.
5163 ("mhard-dfp", "msoft-dfp"): New options.
5164 * config/s390/s390.c (s390_handle_arch_option): New architecture
5166 (override_options): Sanity checks for the new options added.
5167 * config.gcc: New architecture switch: z9-ec.
5168 * config/s390/s390.h (processor_flags): PF_DFP added.
5169 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
5170 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
5171 when the bit is NOT set so remove it from the defaults.
5173 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5175 * genemit.c (main): Print include statement for dfp.h.
5176 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
5179 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5181 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
5183 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
5186 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
5189 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5191 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
5192 attr_length_call, output_call, output_indirect_call): Cleanup
5193 formatting of targetm calls.
5195 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5197 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5199 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5201 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
5202 reservation, bypass and anti-bypass descriptions for these instructions.
5203 Update move patterns.
5204 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
5207 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
5209 * tree-vect-transform.c (get_initial_def_for_induction): Replace
5210 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
5211 (get_initial_def_for_reduction): Likewise.
5213 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
5215 Fix PR tree-optimization/29922
5216 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
5217 (get_representative): Removed.
5218 (value_dies_in_block_x): Update for rvuse removal.
5219 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
5220 (compute_antic_aux): Handle when PHI nodes appear in
5221 non-single-successors.
5222 (dump_bitmap_of_names): Removed.
5223 (compute_antic_safe): Renamed and removed rvuse calculation.
5224 Calculate only antic safe.
5225 (insert_into_preds_of_block): Remove assert.
5226 (execute_pre): Update for renamed functions.
5227 (defer_or_phi_translate_block): New function.
5229 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5231 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
5232 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
5234 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
5235 Follow spelling conventions.
5237 * tree-data-ref.h: Remove the prototype for analyze_array.
5239 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
5241 PR tree-optimization/31041
5242 * tree-vect-transform.c (get_initial_def_for_induction): Call
5243 force_gimple_operand.
5245 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
5247 * ipa-type-escape.c (look_for_casts) : Revert code to use
5248 handled_component_p due to ada test a-numaux.adb.
5250 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5252 * final.c (final_scan_insn): Alter the condition of a
5253 conditional trap if we have nonstandard CC.
5255 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5257 * configure.ac: Remove excess quoting from asm line 0 test.
5258 * configure: Rebuilt.
5260 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5262 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
5263 * c-common.c (convert_and_check): Move warning logic to...
5264 (warnings_for_convert_and_check): ...here. Define.
5265 * c-common.h (warnings_for_convert_and_check): Declare.
5267 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5269 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
5270 (output_call): Likewise.
5272 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5274 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
5276 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5278 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
5280 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
5282 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
5283 opteron, athlon-64 and athlon-fx processor_alias_table entries.
5285 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
5287 PR tree-optimization/31183
5288 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5289 Use double_int instead of unsigned int for representing access_strides.
5290 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
5292 2007-03-16 Richard Guenther <rguenther@suse.de>
5294 PR tree-optimization/31146
5295 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
5296 to allow recursion of forward_propagate_addr_expr.
5297 (forward_propagate_addr_into_variable_array_index): Likewise.
5298 (forward_propagate_addr_expr): Likewise.
5299 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5300 (forward_propagate_addr_expr_1): Recurse on simple copies
5301 instead of propagating into them. Do so for useless conversions
5303 (forward_propagate_addr_expr): Clean up unused statements after
5306 2007-03-16 Richard Guenther <rguenther@suse.de>
5308 * builtins.c (expand_builtin_cexpi): Use the right argument
5309 for the expansion via cexp.
5311 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5313 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
5314 * configure: Rebuilt.
5316 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5319 * dwarf2out.c (force_type_die): Adjust comment.
5320 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
5322 2007-03-15 DJ Delorie <dj@redhat.com>
5324 * config/frv/predicates.md (minmax_operator): Don't check operands
5327 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5329 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
5330 Update constant estimates of number of iterations.
5331 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
5332 argument renamed to "realistic".
5333 (compute_estimated_nb_iterations): Removed.
5334 (record_niter_bound): New function.
5335 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
5336 call record_nonwrapping_iv with upper = false.
5337 (infer_loop_bounds_from_signedness): Pass upper argument to
5338 record_nonwrapping_iv.
5339 (estimate_numbers_of_iterations_loop): Do not call
5340 compute_estimated_nb_iterations. Record estimate based on profile
5341 information. Initialize the constant estimates of number of
5343 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
5345 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
5346 number of iterations is too small.
5347 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
5348 (EST_NOT_AVAILABLE): Removed.
5349 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
5350 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
5353 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5355 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
5356 Handle NE_EXPR guards.
5358 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5361 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
5362 Set also -pedantic-errors by default for the preprocessor unless
5363 -fpermissive is given.
5365 2007-03-15 Richard Guenther <rguenther@suse.de>
5369 * builtins.c (expand_builtin_cexpi): As a fallback if we
5370 don't have builtins for sincos or cexp create a function
5371 declaration for cexp and expand to a call to that.
5372 (expand_builtin_int_roundingfn): Always fall
5373 back to floor/ceil and its variants even if they may be
5376 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
5379 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
5380 jump tables, move the call to delete_dead_jumptables from here...
5381 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
5382 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
5383 don't allow merging of blocks that try_redirect_by_replacing_jump
5384 also does not handle when not optimizing.
5386 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5387 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5389 * config/i386/i386.md (x86_sahf_1): Correctly handle
5392 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5395 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5396 x86_64_general_operand as operand[2] predicate. Remove "iF"
5397 from operand constraints and use "e" constraint instead.
5398 (*subti3_1, *subti3_1 splitter): Ditto.
5399 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5400 operand[1] predicate.
5402 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5404 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5405 arrays, multiply the access strides by the size of the sub-array.
5406 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5408 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5410 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5411 the configured assembler supports the sahf mnemonic.
5412 * configure: Regenerate.
5413 * config.in: Regenerate.
5415 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5416 emit "sahf" or ".byte\t0x9e" as asm template.
5418 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5421 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5422 option to replace hard coded TARGET_xxx in md file.
5423 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5424 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5425 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5426 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5427 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5428 (X86_TUNE_NOT_VECTORMODE): Ditto.
5429 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5430 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5431 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5432 (TUNE_SLOW_IMUL_IMM8): Ditto.
5433 (TUNE_MOVE_M1_VIA_OR): Ditto.
5434 (TUNE_NOT_UNPAIRABLE): Ditto.
5435 (TUNE_NOT_VECTORMODE): Ditto.
5437 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5440 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5441 tuning options instead of hard coded TARGET_xxx.
5442 (fix ssemode peephole2's): Ditto.
5443 (imul peephole2's): Ditto.
5445 (movdi_or_rex64): Ditto.
5446 (move peephole2): Ditto.
5447 (not peephole2's): Ditto.
5449 2007-03-14 Dirk Mueller <dmueller@suse.de>
5451 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5452 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5453 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5455 * c-parser.c (c_parser_do_statement): Warn about empty body in
5457 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5458 * doc/invoke.texi (-Wempty-body): Update documentation.
5460 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5463 * c-common.h (warn_for_div_by_zero): Declare.
5464 * c-common.c (warn_for_div_by_zero): Define.
5465 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5468 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5470 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5471 to PREFIX and STANDARD_PREFIX.
5473 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5474 Phil Edwards <phil@codesourcery.com>
5476 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5477 (__gthread_once_t): Remove busy field for RTPs.
5478 (__GTHREAD_ONCE_INIT): Update accordingly.
5480 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5482 * doc/invoke.texi: Document VxWorks options.
5484 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5486 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5488 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5490 PR tree-optimization/30590
5491 * tree-nrv.c (tree_nrv): Check for the partial update of the
5494 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5496 * flags.h (flag_random_seed): Remove declaration, in favor of...
5497 * toplev.h (get_random_seed, set_random_seed): ... these.
5498 * tree.c (get_file_function_name): Use the former.
5499 * opts.c (common_handle_option): Use the latter.
5502 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5505 * cse.c (cse_find_path): Do not bail out if a basic block that
5506 we already visited now becomes part of a path that starts at a
5507 different basic block. Just disallow this, to make sure we
5508 visit each basic block at most once.
5510 2007-03-13 Jan Hubicka <jh@suse.cz>
5512 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5513 when profile esitmate is present, calls with very low frequency are
5516 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5518 PR tree-optimization/30730
5519 PR tree-optimization/26900
5520 * tree-ssa-loop-niter.c: Include gmp.h.
5522 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5523 split_to_var_and_offset, determine_value_range,
5524 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5525 bound_difference, bounds_add, bounds_negate,
5526 number_of_iterations_ne_max, dump_affine_iv): New functions.
5527 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5528 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5529 difference of initial and final value of control iv to validate
5531 (number_of_iterations_cond): Add loop parameter. Determine bounds
5532 on the difference of the extremes of the control iv. Add dumps.
5533 (expand_simple_operations): Handle phi nodes.
5534 (simplify_using_initial_conditions): Do not record used conditions.
5535 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5536 Do not set additional_info.
5537 (implies_nonnegative_p, implies_ge_p): Removed.
5538 (derive_constant_upper_bound): Do not use parameter `additional'.
5539 (record_estimate): Parameter `additional' removed. Parameter
5540 `i_bound' added. Do not call derive_constant_upper_bound.
5541 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5542 bound the number of iterations estimate.
5543 (estimate_numbers_of_iterations_loop): Pass the estimate from
5544 the number of iterations analysis to record_estimate.
5545 * tree.h (multiple_of_p): Declare.
5546 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5547 (scev_const_prop): Do not check expression_expensive_p.
5548 * fold-const.c (multiple_of_p): Exported.
5549 * double-int.c (double_int_mask): Exported.
5550 * double-int.h (double_int_mask): Declare.
5551 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5552 field. Added max field.
5554 2007-03-13 David Taylor <taylor@candd.org>
5557 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5560 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5563 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5564 two unamed patterns.
5566 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5568 * config/i386/i386.opt (mcx16, msahf): New options.
5569 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5570 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5572 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5573 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5574 Output -mcx16 and -msahf options when corresponding bit is set.
5576 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5579 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5581 * configure.ac: Test for assembler tolerance to # 0 "".
5582 * configure, config.in: Rebuilt.
5583 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5585 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5587 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5589 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5590 (handle_syscall): Handle direct system calls.
5591 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5593 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5595 * doc/invoke.texi: Fix cpp.info cross-reference.
5596 * doc/passes.texi: Fix gcc.info cross-reference.
5598 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5600 PR tree-optimization/30835
5601 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5602 bb_for_stmt is not NULL before accessing it.
5604 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5606 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5609 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5612 * doc/install.texi: Document --enable-stage1-languages
5614 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5616 * tree-pass.h (pass_into_cfg_layout_mode,
5617 pass_outof_cfg_layout_mode): Declare.
5618 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5619 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5620 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5621 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5623 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5625 * c-decl.c (warn_variable_length_array): New function.
5626 Refactored from grokdeclarator to handle warn_vla
5627 and handle unnamed array case.
5628 (grokdeclarator): Refactored VLA warning case.
5629 * c.opt (Wvla): New flag.
5630 * doc/invoke.texi (Wvla): New warning.
5632 2007-03-12 Richard Henderson <rth@redhat.com>
5634 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5635 (TARGET_SECTION_TYPE_FLAGS): New.
5637 2007-03-12 Richard Henderson <rth@redhat.com>
5639 * config/darwin.c (machopic_reloc_rw_mask): New.
5640 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5641 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5643 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5645 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5646 * cppdefault.h (cpp_PREFIX): Document.
5647 (cpp_PREFIX_len): Likewise.
5648 (cpp_EXEC_PREFIX): New variable.
5649 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5650 * c-incpath.c (add_standard_paths): Correct logic for relocating
5651 paths within prefix.
5653 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5655 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5656 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5658 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5659 fix_truncdfdi_sse using SSEMODEF mode macro.
5660 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5661 fix_truncdfsi_sse using SSEMODEF mode macro.
5662 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5663 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5665 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5667 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5670 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5672 * tree.h : Add multiple_of_p declaration.
5673 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5674 * ipa-type-escape.c (results_of_malloc): Redundant.
5675 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5676 (cast_type): Extended with new members.
5677 (check_cast): Returns cast_type.
5678 (cast): New structure for data of walk_use_def_chains.
5679 (is_malloc_result, is_cast_from_non_pointer_1,
5680 is_cast_from_non_pointer,
5681 is_array_access_through_pointer_and_index): New functions.
5682 (look_for_casts): Returns cast types.
5683 (check_call): Returns void.
5684 (okay_pointer_operation): Use support of pointer plus index,
5685 pointer plus constant and allow all multiplications.
5687 2007-03-11 Richard Guenther <rguenther@suse.de>
5689 PR tree-optimization/31115
5690 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5691 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5692 A shift count of zero is not special as with *_DIV_EXPR.
5693 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5696 2007-03-11 Ian Lance Taylor <iant@google.com>
5698 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5699 the *_DIV_EXPR codes correctly with overflow infinities.
5701 2007-03-11 Ira Rosen <irar@il.ibm.com>
5703 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5704 indicate success/failure of the analysis. Add negation to subtrahend
5705 in case of subtraction. Fail if both operands contain constants.
5706 (create_data_ref): Fail if analyze_offset fails.
5708 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5710 * config/i386/i386.md (frndintxf2): Rename to ...
5711 (rintxf2): ... this. Remove expander having same name.
5712 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5713 (roundsf2, rounddf2): Ditto.
5714 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5715 (lround<mode>di2, lround<mode>si2): Ditto.
5717 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5719 * lower-subreg.c: Include except.h.
5720 (decompose_multiword_subregs): Verify that the only control flow
5721 insns we can split are loads to multi-words pseudos.
5722 Handle breaking such blocks after splitting, instead of calling
5723 find_many_sub_basic_blocks.
5725 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5726 on the new basic block. Add a lengthy comment explaining why we
5727 thought this was necessary.
5728 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5730 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5733 * tree.c (walk_type_fields): Recurse into the element type of
5734 ARRAY_TYPEs if there is a pointer set.
5736 2007-03-10 Dirk Mueller <dmueller@suse.de>
5738 * c-common.c (warn_logical_operator): Fix condition.
5740 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5742 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5744 * config/darwin.c (machopic_select_section): Remove superfluous
5745 argument in call to categorize_decl_for_section. Remove unused
5748 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5750 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5752 * configure: Regenerate.
5754 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5757 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5758 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5759 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5760 Add LABEL_NUSES to emitted label.
5761 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5762 branch probability value to emitted jump insn.
5763 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5764 Do not check life information and do not re-arrange input operands
5765 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5767 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5769 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5770 the change of decode_asm_operands.
5772 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5774 * mode-switching.c (create_pre_exit): Skip blockage insn.
5776 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5778 * tree-pass.h (TODO_update_smt_usage): Remove.
5780 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5784 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5786 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5787 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5788 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5791 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5793 * gcc.c: Document %{, in big comment at top.
5794 (input_suffix_matches): Remove special handling for .s and
5796 (input_spec_matches): New.
5797 (handle_braces): Handle %{,.
5798 (validate_switches): ',' indicates a value which is not a switch.
5799 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5800 to detect assembler input.
5801 * config/i386/sol2.h (CPP_SPEC): Likewise.
5802 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5803 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5804 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5805 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5806 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5807 -m64 causes deployment target to default to 10.5.
5808 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5810 2007-03-09 Richard Henderson <rth@redhat.com>
5813 * target.h (targetm.asm.out.reloc_rw_mask): New.
5814 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5815 (TARGET_ASM_OUT): Use it.
5816 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5817 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5818 use the new reloc_rw_mask target hook instead.
5819 (default_section_type_flags_1): Merge into...
5820 (default_section_type_flags): ... here.
5821 (decl_readonly_section_1): Merge into...
5822 (decl_readonly_section): ... here.
5823 (default_elf_select_section_1): Merge into...
5824 (default_elf_select_section): ... here.
5825 (default_unique_section_1): Merge into...
5826 (default_unique_section): ... here.
5827 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5828 (default_select_rtx_section): Use it.
5829 (default_elf_select_rtx_section): Likewise.
5830 * output.h: Update to match.
5831 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5832 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5833 (TARGET_ASM_RELOC_RW_MASK): New.
5834 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5835 to categorize_decl_for_section.
5836 (x86_64_elf_unique_section): Likewise.
5837 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5838 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5839 (TARGET_ASM_RELOC_RW_MASK): New.
5840 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5841 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5842 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5843 (TARGET_RWRELOC): Remove.
5844 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5845 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5846 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5847 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5848 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5849 (rs6000_xcoff_select_section): Use decl_readonly_section.
5850 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5851 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5852 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5853 (TARGET_SECTION_TYPE_FLAGS): Remove.
5854 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5856 2007-03-09 Roger Sayle <roger@eyesopen.com>
5858 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5859 complex constant equality/inequality comparisons for here.
5860 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5861 known at compile-time or can be simplified to a scalar comparison.
5862 (fold_relational_const): Move compile-time evaluation of complex
5863 constant equality/inequality comparisons to here.
5865 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5867 PR rtl-optimization/30643
5868 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5870 (fold_rtx): Recurse, like before 2006-11-03.
5872 2007-03-09 DJ Delorie <dj@redhat.com>
5874 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5877 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5879 PR tree-optimization/30375
5880 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5881 LHS of statements is not the same.
5882 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5884 2007-03-09 Chao-ying Fu <fu@mips.com>
5886 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5888 * doc/invoke.texi (-mdspr2): Document new option.
5889 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5890 New unspec for DSP REV 2.
5891 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5892 these instructions are extended in DSP REV 2.
5893 (mips-dspr2.md): Include.
5894 * config/mips/mips.opt (mdspr2): New option.
5895 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5896 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5897 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5898 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5899 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5900 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5901 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5903 (bdesc_map): Add one field of unsupported_target_flags.
5904 (bdesc_arrays): Update entries to have extra fields. Add
5906 (mips_init_builtins): Initialize new function types.
5907 Check unsupported_target_fileds to filter out builtins.
5908 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5910 (ASM_SPEC): Pass mdspr2 to the assembler.
5911 * config/mips/mips-dspr2.md: New file.
5913 2007-03-09 Sa Liu <saliu@de.ibm.com>
5915 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5917 2007-03-09 Ian Lance Taylor <iant@google.com>
5919 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5920 argument) like -Wstrict-overflow=2.
5921 * doc/invoke.texi (Warning Options): Update documentation.
5923 2007-03-09 Dirk Mueller <dmueller@suse.de>
5926 * doc/invoke.texi (-Wlogical-op): Document.
5927 * common.opt (-Wlogical-op): New.
5928 * c-common.h (warn_logical_operator): Declare.
5929 * c-common.c (warn_logical_operator): Define.
5930 * c-typeck.c (parser_build_binary_op): Call
5931 warn_logical_operator.
5933 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5935 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5936 * final.c (final_scan_insn): Test for non-"" file name.
5938 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5940 * doc/loop.texi: Document the Omega linear constraints solver.
5941 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5942 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5943 omega-hash-table-size, omega-max-keys, and
5944 omega-eliminate-redundant-constraints.
5945 * tree-pass.h (pass_check_data_deps): Declared.
5948 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5949 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5950 pass_check_data_deps): New.
5951 * tree-data-ref.c (init_data_ref): Remove declaration.
5952 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5953 (analyze_array): Renamed init_array_ref, move up initializations.
5954 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5955 Removed arguments that are set to NULL.
5956 (analyze_indirect_ref): Correct indentation, correct call to
5958 (object_analysis): Call init_array_ref instead of analyze_array.
5959 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5960 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5961 of DR_ACCESS_FNS_ADDR.
5962 (init_omega_eq_with_af, omega_extract_distance_vectors,
5963 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5964 ddr_consistent_p): New.
5965 (compute_affine_dependence): Check consistency of ddrs when
5966 flag_check_data_deps is passed.
5967 (analyze_all_data_dependences): Uncomment.
5968 (tree_check_data_deps): New.
5969 * tree-data-ref.h: Include omega.h.
5970 (DR_ACCESS_FNS_ADDR): Removed.
5971 (data_dependence_relation): Add inner_loop.
5972 (DDR_INNER_LOOP): New.
5973 * common.opt (fcheck-data-deps): New.
5974 * tree-flow.h (tree_check_data_deps): Declare.
5975 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5976 (OBJS-common): Depend on omega.o.
5978 * passes.c (pass_check_data_deps): Scheduled.
5979 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5980 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5981 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5982 PARAM_VECT_MAX_VERSION_CHECKS,
5983 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5985 2007-03-09 Richard Guenther <rguenther@suse.de>
5987 PR tree-optimization/30904
5989 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5990 the same way as *_DIV_EXPR.
5992 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5994 * recog.c (decode_asm_operands): No mixed declarations and code.
5996 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5998 * rtl.def (ASM_INPUT): Add location.
5999 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
6000 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
6001 (decode_asm_operands): Add loc operand.
6002 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
6003 * stmt.c (expand_asm): Rename to...
6004 (expand_asm_loc): ... this. Add locus argument. Pass it on to
6005 gen_rtx_ASM_INPUT_loc.
6006 (expand_asm_expr): Adjust.
6007 * recog.c (decode_asm_operands): Add loc operand.
6008 (check_asm_operands, extract_insn): Adjust.
6009 * reload1.c (maybe_fix_stack_asms): Likewise.
6010 * final.c (asm_insn_count): Likewise.
6011 (final_scan_insn): Output # line before and after asm.
6013 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
6015 * tree-ssa-structalias.c (variable_info): Remove
6017 (new_var_info): Ditto.
6018 (shared_bitmap_info_t): New structure.
6019 (shared_bitmap_table): New variable.
6020 (shared_bitmap_hash): New function.
6021 (shared_bitmap_eq): Ditto
6022 (shared_bitmap_lookup): Ditto.
6023 (shared_bitmap_add): Ditto.
6024 (merge_smts_into): Change to take bitmap directly.
6025 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
6026 (init_alias_vars): Init shared bitmap hashtable.
6027 (delete_points_to_sets): Delete shared bitmap hashtable.
6028 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
6029 is_aliased removal as a change that was still necessary was
6032 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
6034 * config/i386/i386.h (override_options): Conditionally disable
6035 x86_sahf for 64bit targets only.
6037 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6040 * c-decl.c (merge_decls): Don't call make_var_volatile.
6041 * varasm.c (make_var_volatile): Remove.
6042 * output.h (make_var_volatile): Remove.
6044 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
6046 PR tree-optimization/31085
6047 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
6049 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6051 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
6052 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
6053 ATTR_CONST_NOTHROW_LIST.
6055 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6058 2007-03-08 Diego Novillo <dnovillo@redhat.com>
6060 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
6062 2007-03-08 Geoffrey Keating <geoffk@apple.com>
6065 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
6067 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
6068 passed, use shared libgcc.
6070 2007-03-08 Roger Sayle <roger@eyesopen.com>
6072 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
6073 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6074 (honor_protect_cleanup_actions, lower_try_finally_switch):
6076 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
6077 ifc_temp_var): Likewise.
6078 * tree-inline.c (setup_one_parameter): Likewise.
6079 * tree-mudflap.c (mf_decl_cache_locals,
6080 mf_build_check_statement_for): Likewise.
6081 * tree-nested.c (init_tmp_var, save_tmp_var,
6082 finalize_nesting_tree_1): Likewise.
6083 * tree-outof-ssa.c (insert_copy_on_edge,
6084 insert_backedge_copies): Likewise.
6085 * tree-profile.c (tree_gen_edge_profiler,
6086 tree_gen_ic_profiler): Likewise.
6087 * tree-scalar-evolution.c (scev_const_prop): Likewise.
6088 * tree-sra.c (sra_build_assignment): Likewise.
6089 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
6090 * tree-ssa-math-opts.c (insert_reciprocals,
6091 execute_cse_sincos_1): Likewise.
6092 * tree-tailcall.c (adjust_accumulator_values,
6093 adjust_return_value): Likewise.
6094 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
6095 * tree-vect-transform.c (vect_create_data_ref_ptr,
6096 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
6097 vect_create_epilog_for_reduction, vectorizable_reduction,
6098 vectorizable_call, vectorizable_conversion,
6099 vectorizable_assignment, vectorizable_operation,
6100 vectorizable_type_demotion, vect_gen_widened_results_half,
6101 vect_permute_store_chain, vectorizable_store,
6102 vect_setup_realignment, vect_permute_load_chain,
6103 vectorizable_load, vectorizable_condition,
6104 vect_create_cond_for_align_checks): Likewise.
6105 * tree-vrp.c (build_assert_expr_for): Likewise.
6107 2007-03-08 Ian Lance Taylor <iant@google.com>
6109 * tree-vrp.c: Include "intl.h".
6110 (usable_range_p): New static function.
6111 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
6112 overflowed values, juts set *strict_overflow_p.
6113 (compare_values): Only return -2 if one of the operands is not a
6115 (compare_ranges): Call usable_range_p.
6116 (compare_range_with_value): Likewise.
6117 (vrp_evaluate_conditional_warnv): Rename from
6118 vrp_evaluate_conditional. Make static. Change all callers.
6119 (vrp_evaluate_conditional): New function.
6120 (simplify_div_or_mod_using_ranges): Issue warning about reliance
6122 (simplify_abs_using_ranges): Likewise.
6123 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
6124 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
6125 within_stmt parameter.
6126 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6127 vrp_evaluate_conditional.
6128 * tree-ssa-threadedge.c
6129 (record_temporary_equivalences_from_stmts_at_dest): Change
6130 simplify parameter to take a second tree parameter.
6131 (simplify_control_stmt_condition): Likewise.
6132 (thread_across_edge): Likewise.
6133 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6134 (thread_across_edge): Likewise.
6135 * Makefile.in (tree-vrp.o): Depend upon intl.h.
6137 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
6139 * config/i386/i386.h (TARGET_SAHF): New define.
6140 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
6141 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
6142 (x86_sahf): New global variable.
6143 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
6144 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
6145 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
6146 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
6148 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
6149 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
6150 when expanding fcomi/sahf based tests.
6151 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
6152 expanding sahf based alternative. Emit sahf based sequence when
6153 optimizing for code size.
6154 * config/i386/i386.md (x86_sahf_1): Do not disable for
6155 TARGET_64BIT, enable for TARGET_SAHF.
6157 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
6159 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
6160 spurious whitespace from error message.
6162 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
6165 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
6167 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
6169 * c-decl.c (grokdeclarator): Disable warnings for anonymous
6171 * tree-sra.c (instantiate_element): Propagate disabled warnings
6172 from the element itself to the created variable.
6174 2007-03-07 Richard Henderson <rth@redhat.com>
6177 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
6178 silently fix up the stack in the case of a missing register.
6180 2007-03-07 Paul Brook <paul@codesourcery.com>
6182 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
6184 2007-03-07 Joseph Myers <joseph@codesourcery.com>
6186 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
6188 (phase1_vrs): Use them.
6189 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
6190 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
6191 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
6192 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
6193 __gnu_Unwind_Restore_WMMXC if required.
6194 (_Unwind_VRS_Pop): Implement iWMMXt support.
6195 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
6196 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
6197 gnu_Unwind_Save_WMMXC): Define.
6199 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6201 * config/vxworks.h (vxworks_override_options): Declare.
6202 (VXWORKS_OVERRIDE_OPTIONS): Use it.
6203 * config/vxworks.c: Include target.h and toplev.h.
6204 (vxworks_override_options): New function.
6205 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
6207 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
6209 * config/s390/s390.c (override_options): Don't emit an error when
6210 -mstack-size is used without providing -mstack-guard.
6211 (s390_emit_prologue): Choose stack_guard value automatically if not
6212 provided via command line.
6213 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
6215 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6217 * config/i386/i386.c (output_set_got): Add a GOT initialization
6218 sequence for VxWorks PIC.
6219 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
6220 around labels as well as symbols. Use gotoff_operand instead
6221 of local_symbolic_operand.
6222 (legitimize_pic_address): Use gotoff_operand instead of
6223 local_symbolic_operand. Use @GOT accesses for labels as
6225 (ix86_output_addr_diff_elt): Use PC-relative rather than
6226 GP-relative offsets for VxWorks PIC.
6227 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
6228 no_new_pseudos. Check whether the returned register is op0.
6229 * config/i386/i386.md (tablejump): Use PC-relative rather than
6230 GP-relative offsets for VxWorks PIC.
6231 * config/i386/predicates.md (gotoff_operand): New predicate.
6233 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6235 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
6237 * config/vxworks-dummy.h: New file.
6238 * config/i386/i386.h: Include it.
6240 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
6242 * dwarf2out.c (is_inlined_entry_point): New
6243 (add_high_low_attributes): Emit DW_AT_entry_pc along with
6244 DW_AT_ranges if the first subblock is the entry point.
6246 2007-03-06 David Daney <ddaney@avtrex.com>
6248 * doc/install.texi (mips-*-*): Change recommended binutils
6251 2007-03-06 Anatoly Sokolov <aesok@post.ru>
6253 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
6254 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
6256 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6257 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6259 2007-03-06 Jan Hubicka <jh@suse.cz>
6261 * errors.h (warning, error, fatal, internal_error): Mark as cold.
6262 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
6264 (probably_cold_bb_p): Cold functions are cold.
6265 (probably_never_executed_bb_p): Cold functions are cold.
6266 (tree_bb_level_predictions): Predict calls to cold functions as not
6268 (compute_function_frequency): Check hot/cold attributes.
6269 * function.h (function_frequency): Update comments.
6270 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
6271 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
6272 (c_common_att): Add cold and hot.
6274 * doc/extend.texi (hot,cold attributes): Document.
6276 2007-03-06 Andrew Haley <aph@redhat.com>
6278 * function.c (expand_function_end): Move blockage to just after we
6279 emit the label for the naked return from the function.
6281 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6283 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
6286 2007-03-06 Jan Hubicka <jh@suse.cz>
6288 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
6289 loaded for constant large models. Non-large 64bit PIC can do.
6290 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
6291 * cmodel.h: Add LARGE PIC.
6292 * i386.md (UNSPEC_PLTOFF): New.
6293 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
6295 (*call_1_rex64): Disable for large models.
6296 (*call_1_rex64_large): New.
6297 (*call_value_1_rex64): Disable for large models.
6298 (*call_value_1_rex64_large): New.
6299 (set_rip_rex4): New.
6300 (set_got_offset_rex64): New.
6301 * predicates.md (constant_call_address_operand): For large model
6302 constant calls are not possible.
6303 * i386-protos.h (construct_plt_address): Declare.
6304 * i386.c (override_options): Accept large models.
6305 (ix86_expand_prologue): Expand large PIC GOT pointer load.
6306 (legitimate_constant_p): Add new UNSPECs.
6307 (legitimate_pic_operand_p): Likewise.
6308 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
6309 (legitimize_pic_address): Do easy RIP relative way for TLS only for
6311 (output_pic_addr_const): Add PLTOFF.
6312 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
6313 (ix86_expand_move): Legitimize pic address when in PIC mode.
6314 (construct_plt_address): New function.
6315 (ix86_expand_call): Offload the address to register and use GOT pointer
6317 * invoke.texi (mcmodel=large): Update documentation.
6319 2007-03-06 Richard Henderson <rth@redhat.com>
6321 * config/i386/i386.c (x86_use_leave, x86_push_memory,
6322 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
6323 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
6324 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
6325 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
6326 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
6327 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
6328 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
6329 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
6330 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
6331 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6332 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
6333 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6334 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6335 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
6336 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
6337 x86_schedule, x86_use_bt, x86_pad_returns,
6338 x86_use_xchgb): Merge into ...
6339 (ix86_tune_features): ... here. New array.
6340 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6341 x86_bswap): Merge into ...
6342 (ix86_arch_features): ... here. New array.
6343 (x86_3dnow_a): Remove.
6344 (x86_accumulate_outgoing_args): Make static.
6345 (x86_arch_always_fancy_math_387): Make static.
6346 (ix86_tune_mask, ix86_arch_mask): Move ...
6347 (override_options): ... to local variables here. Apply the
6348 appropriate mask to each element of ix86_arch_features and
6349 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
6350 as were done in the old macros.
6351 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
6352 * config/i386/i386.h (x86_use_leave, x86_push_memory,
6353 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
6354 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
6355 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
6356 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
6357 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
6358 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
6359 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
6360 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
6361 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
6362 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6363 x86_accumulate_outgoing_args, x86_prologue_using_move,
6364 x86_epilogue_using_move, x86_decompose_lea,
6365 x86_arch_always_fancy_math_387, x86_shift1,
6366 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6367 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6368 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
6369 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6370 x86_use_incdec, x86_pad_returns, x86_bswap,
6371 x86_partial_flag_reg_stall): Remove.
6372 (enum ix86_tune_indices): New.
6373 (ix86_tune_features): New.
6374 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
6375 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
6376 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
6377 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
6378 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
6379 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
6380 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
6381 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
6382 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
6383 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
6384 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
6385 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
6386 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
6387 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
6388 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
6389 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
6390 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6391 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6392 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6393 TARGET_EXT_80387_CONSTANTS): Use it.
6394 (enum ix86_arch_indices): New.
6395 (ix86_arch_features): New.
6396 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6397 TARGET_BSWAP): Use it.
6398 (ix86_tune_mask, ix86_arch_mask): Remove.
6400 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6403 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6404 Define using $${sysroot_headers_suffix}.
6405 * configure: Regenerate.
6406 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6407 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6409 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6410 * gcc.c (print_sysroot_headers_suffix): New.
6411 (option_map): Include --print-sysroot-headers-suffix.
6412 (display_help): Mention -print-sysroot-headers-suffix.
6413 (process_command): Handle -print-sysroot-headers-suffix.
6414 (do_spec_1): Append multilib directory to include-fixed path if
6415 sysroot suffixes in use.
6416 (main): Handle -print-sysroot-headers-suffix.
6417 * Makefile.in (start.encap): Don't depend on xlimits.h
6418 (xlimits.h): Remove.
6419 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6420 limits.h for each multilib in fixinc_list.
6421 (fixinc_list, s-fixinc_list): New.
6422 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6423 generate them for each multilib in fixinc_list.
6424 (stmp-fixproto): Use include-fixed. Run fixproto for each
6425 multilib in fixinc_list.
6426 (mostlyclean): Don't remove xlimits.h.
6427 (clean): Remove include-fixed.
6428 (real-install-headers-tar, real-install-headers-cpio,
6429 real-install-headers-cp): Don't copy include, only include-fixed.
6430 (install-mkheaders): Depend on fixinc_list. Don't depend on
6431 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6432 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6433 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6435 2007-03-06 Jan Hubicka <jh@suse.cz>
6437 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6440 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6442 * configure.ac: Allow tm_file to contain build-directory files.
6443 * configure: Regenerate.
6444 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6445 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6446 * config/m68k/print-sysroot-suffix.sh: New file.
6448 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6450 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6451 of pic_offset_table_rtx if reload_completed.
6452 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6453 PIC_OFFSET_TABLE_REGNUM.
6454 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6456 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6457 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6459 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6461 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6462 functions that call eh_return.
6464 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6466 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6467 functions that need a constant pool.
6469 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6472 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6473 (m68k_preferred_reload_class): Likewise.
6474 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6475 (SECONDARY_RELOAD_CLASS): Define.
6476 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6477 (LIMIT_RELOAD_CLASS): Delete.
6478 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6479 registers from storing bytes.
6480 (m68k_secondary_reload_class): New function.
6481 (m68k_preferred_reload_class): Likewise.
6483 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6485 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6487 (m68k_expand_prologue): Likewise.
6489 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6491 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6492 (mips_expand_epilogue): Add a bool parameter.
6493 (m68k_legitimize_sibcall_address): Declare.
6494 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6495 (m68k_expand_epilogue): Add a parameter to select between sibling
6496 and normal epilogues. Only generate a return for the latter.
6497 (m68k_ok_for_sibcall_p): New function.
6498 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6499 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6500 (sibcall_value, *sibcall_value): Likewise.
6501 (*call, *call_value): Require !SIBLING_CALL_P.
6502 (epilogue): Update call to m68k_expand_epilogue.
6503 (sibcall_epilogue): New pattern.
6504 * config/m68k/predicates.md (const_call_operand): Say that this
6505 predicate applies to sibling calls too.
6506 (sibcall_operand): New predicate.
6508 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6510 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6511 alternatives as movsi_cf.
6512 (movsf_cf_hard): Add commentary.
6514 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6515 Richard Sandiford <richard@codesourcery.com>
6517 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6518 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6519 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6520 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6521 as being live on exit from an interrupt function.
6522 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6523 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6524 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6525 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6526 (m68k_interrupt_function_p): Globalize.
6527 (m68k_compute_frame_layout): Remove reverse mask code.
6528 (m68k_emit_movem, m68k_set_frame_related): New functions.
6529 (m68k_output_function_prologue): Delete in favor of...
6530 (m68k_expand_prologue): ...this new function.
6531 (m68k_output_function_epilogue): Delete in favor of...
6532 (m68k_expand_epilogue): ...this new function.
6533 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6535 (print_operand): Handle %?.
6536 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6537 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6538 (prologue, epilogue): New patterns.
6539 (return): Turn into a define_expand.
6540 (*return): New pattern, derived from old "return" pattern. Use rte
6541 rather than rts for interrupt functions. Only use rtd if the pop
6543 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6544 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6545 (link, *link, unlink, *unlink, load_got): Likewise.
6547 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6551 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6552 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6553 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6554 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6555 and m68k_matches_u_p.
6556 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6557 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6558 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6559 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6560 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6561 (REG_STRICT_P): New macro.
6562 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6563 PCREL_GENERAL_OPERAND_OK.
6564 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6565 m68k_legitimate_base_reg_p.
6566 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6567 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6568 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6569 * config/m68k/m68k.c (m68k_address): New structure.
6570 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6571 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6572 (m68k_jump_table_ref_p, m68k_decompose_address)
6573 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6574 (m68k_matches_u_p): New functions.
6575 (print_operand_address): Rewrite to use m68k_decompose_index.
6577 2007-03-05 David Taylor <dtaylor@emc.com>
6579 * gcc.c: Correct copyright date in --version output.
6581 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6583 * pa.md: In unamed move patterns, disparge copies between general
6584 and floating point registers using '?' modifier. Don't include 'f'
6585 constraint for register preferences in DImode, SImode, HImode and
6586 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6587 Remove constraints for copies between general and floating registers
6588 in soft-float DFmode pattern.
6589 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6593 2007-03-05 Mike Stump <mrs@apple.com>
6595 * c-common.c (targetcm): Add.
6596 * c-opts.c (c_common_handle_option): Handle language specific
6598 * opts.c (handle_option): Verify language for target options, if
6600 * opth-gen.awk: Add CL_LANG_ALL.
6601 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6602 (TARGETCM_INITIALIZER): Add.
6603 * target.h (struct gcc_targetcm): Add.
6605 * targhooks.c (default_handle_c_option): Add.
6606 * targhooks.h (default_handle_c_option): Add.
6607 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6609 * config/darwin.opt (iframework): Add.
6610 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6611 * config/darwin-c.c (handle_c_option): Add.
6612 (TARGET_HANDLE_C_OPTION): Add.
6614 * doc/invoke.texi (Darwin Options): Add -iframework.
6616 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6618 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6621 2007-03-05 Ian Lance Taylor <iant@google.com>
6623 * c.opt (fgnu89-inline): New option.
6624 * c-opts.c (c_common_post_options): Set default value for
6626 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6627 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6629 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6630 (grokdeclarator, start_function): Likewise.
6631 * c-cppbuiltin.c (c_cpp_builtins): Define either
6632 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6633 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6634 (C Dialect Options): Document -fgnu89-inline.
6635 * doc/extend.texi (Function Attributes): Explain what the
6636 gnu_inline attribute does.
6637 * doc/cpp.texi (Common Predefined Macros): Document
6638 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6640 2007-03-05 Ian Lance Taylor <iant@google.com>
6642 PR tree-optimization/31034
6643 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6644 half-range if the other side is an overflow infinity.
6646 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6648 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6649 (bfin*-linux-uclibc*): New configuration.
6650 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6652 * config/bfin/linux.h: New file.
6653 * config/bfin/libgcc-bfin.ver: New file.
6654 * config/bfin/t-bfin-uclinux: New file.
6655 * config/bfin/t-bfin-linux: New file.
6656 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6657 (TARGET_OS_CPP_BUILTINS): New macro.
6659 2007-03-05 Richard Guenther <rguenther@suse.de>
6661 * fold-const.c (fold_binary): Remove duplicate folding
6662 of comparison of non-null ADDR_EXPR against null.
6664 2007-03-05 Richard Guenther <rguenther@suse.de>
6665 Dorit Nuzman <dorit@il.ibm.com>
6667 PR tree-optimization/26420
6668 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6669 are no loops in the function. Only print the number of
6670 vectorized loops if it is greater than zero or we are supposed
6671 to print information about unvectorized loops.
6673 2007-03-05 Revital Eres <eres@il.ibm.com>
6675 * gcc.dg/var-expand1.c: New test.
6676 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6677 when an accumulator is expanded.
6679 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6682 * c-common.c (convert_and_check): Don't give warnings for
6683 conversion if 'expr' already overflowed.
6685 2007-03-04 Roger Sayle <roger@eyesopen.com>
6688 * fold-const.c (fold_comparison): Enforce type consistency when
6689 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6691 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6693 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6694 containing a cast to the base of TARGET_MEM_REF.
6696 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6698 * tree.c (tree_contains_struct_check_failed): Remove spurious
6699 whitespace from error message.
6701 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6704 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6705 instead of precision.
6707 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6708 Nathan Sidwell <nathan@codesourcery.com>
6710 * emit-rtl.c (find_auto_inc): New.
6711 (try_split): recreate REG_INC notes,
6712 Use regular for loops rather than whiles.
6714 2007-03-03 Andreas Schwab <schwab@suse.de>
6716 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6717 * configure: Regenerate.
6719 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6721 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6722 flag_rounding_math, not flag_unsafe_math_optimizations.
6724 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6726 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6727 alpha_fold_vector_minmax): Likewise.
6728 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6729 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6731 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6733 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6734 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6735 if the lhs has side-effects.
6736 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6738 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6740 * config/i386/i386.h (TUNEMASK): Remove define.
6741 (ARCHMASK): Remove define.
6742 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6743 Use ix86_arch_mask variable instead of ARCHMASK.
6744 * config/i386/i386.c (override_options): Ditto.
6745 (standard_80387_constant_p): Ditto.
6747 2007-03-02 Ian Lance Taylor <iant@google.com>
6749 Used signed infinities in VRP.
6750 * tree-vrp.c (uses_overflow_infinity): New static function.
6751 (supports_overflow_infinity): New static function.
6752 (make_overflow_infinity): New static function.
6753 (negative_overflow_infinity): New static function.
6754 (positive_overflow_infinity): New static function.
6755 (is_negative_overflow_infinity): New static function.
6756 (is_positive_overflow_infinity): New static function.
6757 (is_overflow_infinity): New static function.
6758 (overflow_infinity_range_p): New static function.
6759 (compare_values_warnv): New function split out of compare_values.
6760 (compare_value): Call it.
6761 (set_value_range_to_nonnegative): Add overflow_infinity
6762 parameter. Change caller.
6763 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6765 (vrp_expr_computes_nonzero): Likewise.
6766 (compare_ranges, compare_range_with_value): Likewise.
6767 (compare_name_with_value, compare_names): Likewise.
6768 (vrp_evaluate_conditional): Likewise.
6769 (set_value_range): Handle infinity
6770 (vrp_operand_equal_p, operand_less_p): Likewise.
6771 (extract_range_from_assert): Likewise.
6772 (vrp_int_const_binop): Likewise.
6773 (extract_range_from_binary_expr): Likewise.
6774 (extract_range_from_unary_expr): Likewise.
6775 (extract_range_from_comparison): Likewise.
6776 (extract_range_from_expr): Likewise.
6777 (dump_value_range): Likewise.
6778 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6779 (test_for_singularity): Likewise.
6780 (vrp_int_const_binop): Remove inline qualifier.
6781 (adjust_range_with_scev): Add comment.
6782 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6784 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6786 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6787 (get_constraint_for): Likewise.
6788 (do_structure_copy): Likewise.
6789 (find_func_aliases): Fix references to MODIFY_EXPR.
6790 (intra_create_variable_infos): Tidy.
6791 * tree-ssa-operands.c (add_virtual_operand): Add argument
6793 When adding members of alias sets, if IS_CALL_SITE is true and
6794 the symbol is not call-clobbered, skip it.
6797 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6799 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6800 entry by means of emit_insn_at_entry.
6802 2007-03-02 Richard Henderson <rth@redhat.com>
6804 * expr.h (promoted_input_arg): Remove decl.
6805 * function.c (promoted_input_arg): Merge into ...
6806 * combine.c (setup_incoming_promotions): ... only caller.
6807 Rearrange to avoid double loop.
6809 2007-03-02 Ben Elliston <bje@au.ibm.com>
6810 Peter Bergner <bergner@vnet.ibm.com>
6811 Janis Johnson <janis187@us.ibm.com>
6813 * config/rs6000/dfp.md: New file.
6814 * config/rs6000/rs6000.md: Include dfp.md.
6815 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6816 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6817 and TDmode decimal float modes in FP registers.
6818 (num_insns_constant): Likewise.
6819 (rs6000_legitimate_offset_address_p): Likewise.
6820 (rs6000_legitimize_address): Likewise.
6821 (rs6000_legitimize_reload_address): Likewise.
6822 (rs6000_legitimate_address): Likewise.
6823 (rs6000_emit_move): Likewise.
6824 (function_arg_boundary): Likewise.
6825 (function_arg_advance): Likewise.
6826 (rs6000_darwin64_record_arg_recurse): Likewise.
6827 (function_arg): Likewise.
6828 (rs6000_gimplify_va_arg): Likewise.
6829 (rs6000_split_multireg_move): Likewise.
6830 (rs6000_output_function_epilogue): Likewise.
6831 (rs6000_output_function_epilogue): Likewise.
6832 (rs6000_register_move_cost): Likewise.
6833 (rs6000_function_value): Likewise.
6834 (rs6000_libcall_value): Likewise.
6836 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6838 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6840 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6842 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6843 Use $MULTIDIR to choose between the kernel and RTP headers,
6844 and use $WIND_BASE and $WIND_USR to locate them.
6846 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6848 * config/i386/i386.c (override_options): Put initialization of
6849 ix86_tune_mask and ix86_arch_mask to the correct place.
6851 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6852 Michael Meissner <michael.meissner@amd.com>
6855 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6857 (TARGET_CMOVE): Use ARCHMASK.
6858 (TARGET_CMPXCHG): Ditto.
6859 (TARGET_CMPXCHG8B): Ditto.
6860 (TARGET_XADD): Ditto.
6861 (TARGET_BSWAP): Ditto.
6862 * config/i386/i386.c (ix86_tune_mask): New global variable.
6863 (ix86_arch_mask): Ditto.
6864 (override_options): Initialize ix86_tune_mask and
6865 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6868 2007-03-02 Ben Elliston <bje@au.ibm.com>
6871 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6873 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6875 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6876 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6877 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6878 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6880 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6881 rs6000_init_dwarf_reg_sizes_extra): New.
6882 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6883 SPE register high parts.
6885 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6887 * Makefile.in: Add install-pdf target as
6888 copied from automake v1.10 rules.
6889 * configure.ac: Add install-pdf to target list.
6890 * configure: Regenerate.
6892 2007-03-01 Paul Brook <paul@codesourcery.com>
6894 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6895 modes to LDRD for DImode.
6896 (output_move_double): Fixup out of range ldrd/strd.
6897 (vfp_secondary_reload_class): Rename...
6898 (coproc_secondary_reload_class): ... to this. Add wb argument.
6899 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6900 coproc_secondary_reload_class for CLASS_IWMMXT.
6901 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6902 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6904 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6906 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6907 factor by the estimated number of iterations.
6908 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6911 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6912 decode_caches_intel, detect_caches_intel): New functions.
6913 (host_detect_local_cpu): Use detect_caches_amd and
6914 detect_caches_intel.
6916 2007-03-01 Richard Henderson <rth@redhat.com>
6918 * expr.c (emit_move_complex_push): Export.
6919 (emit_move_complex_parts): Split out from ...
6920 (emit_move_complex): ... here.
6921 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6922 * config/i386/i386.md (movcdi): New.
6924 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6926 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6927 size of mode1 to check for tieable modes in MMX case.
6929 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6931 * Makefile.in (rtlanal.o): Depend on tree.h.
6932 * rtl.h (offset_within_section_p, split_const): Declare.
6933 * rtlanal.c: Include tree.h.
6934 (offset_within_block_p): New function, taken from
6935 mips_offset_within_object_p.
6936 (split_const): New function, taken from mips_split_const.
6937 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6939 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6940 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6941 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6942 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6943 (m68k_illegitimate_symbolic_constant_p): New function.
6944 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6945 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6946 symbolic constant that might be outside the symbol's section,
6947 move the symbol first and then add the offset.
6948 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6950 * config/mips/mips.c (mips_split_const): Delete.
6951 (mips_offset_within_object_p): Delete.
6952 (mips_symbolic_constant_p): Use offset_within_section_p and
6953 split_const instead of mips_offset_within_object_p and
6955 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6956 (mips_legitimize_const_move, print_operand_reloc)
6957 (mips_dangerous_for_la25_p): Use split_const instead of
6960 2007-02-28 Eric Christopher <echristo@apple.com>
6962 * Makefile.in (install-include-dir): Don't rm -rf include.
6964 2007-02-28 Richard Guenther <rguenther@suse.de>
6967 * fold-const.c (fold_binary): Do not associate expressions
6968 with more than one variable for integer types that do not wrap.
6970 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6972 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6973 Delete, and replace with...
6974 (fold_builtin_call_array): This. Update callers to use it.
6975 * fold-const.c (fold_build_call_list): Delete, and replace with...
6976 (fold_build_call_array): This.
6977 (fold_build_call_list_initializer): Delete, and replace with...
6978 (fold_build_call_array_initializer): This.
6979 * tree.h: Update declarations to reflect above changes.
6981 * c-typeck.c (build_function_call): Store converted arguments
6982 in a stack-allocated array instead of building a list.
6983 (convert_arguments): Store arguments in the array passed in as an
6984 argument, and return the actual number of arguments.
6985 * c-format.c: (check_function_format): Pass arguments in an
6986 array instead of a list.
6987 * c-common.c (check_function_nonnull): Likewise.
6988 (check_function_sentinel): Likewise.
6989 (check_function_arguments): Likewise.
6990 * c-common.h: Update declarations to reflect above changes.
6992 2007-02-28 Jan Hubicka <jh@suse.cz>
6994 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6995 PRED_NEGATIVE_RETURN): Update outcomes.
6997 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6999 * calls.c (emit_library_call_value_1): Handle partial registers
7000 correctly when building up CALL_INSN_FUNCTION_USAGE.
7002 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7004 * pa/predicates.md (move_src_operand): Allow zero for mode.
7005 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
7008 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
7011 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
7012 *movv2df_internal): Enable pattern only for valid operand
7014 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
7015 tie only 128bit modes. For MMX registers, tie only 64bit modes.
7017 2007-02-27 Mike Stump <mrs@apple.com>
7019 * config/darwin-crt3.c: Avoid compilation when compiling for a
7022 2007-02-27 Joseph Myers <joseph@codesourcery.com>
7024 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
7026 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
7027 for fixed headers and limits.h.
7028 (install-include-dir, install-headers-tar, install-headers-cpio,
7029 install-headers-cp, real-install-headers-tar,
7030 real-install-headers-cpio, real-install-headers-cp): Handle
7031 include-fixed as well as include.
7032 (install-mkheaders): Don't install files that go only in include
7034 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
7035 from GCC_INCLUDE_DIR.
7036 * gcc.c (process_command): Remove special -BstageN/ handling.
7037 (do_spec_1): Add include-fixed directories.
7039 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7041 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
7043 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
7045 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
7048 2007-02-27 Mark Mitchell <mark@codesourcery.com>
7050 * c-common.c (get_priority): Add check for
7051 SUPPORTS_INIT_PRIORITY.
7053 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7055 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
7057 * config/bfin/bfin.c: Include "cfglayout.h".
7058 (MAX_LSETUP_DISTANCE): New macro.
7059 (struct loop_info): New members incoming, incoming_src and
7060 incoming_dest. Delete member predecessor.
7061 (length_for_loop): New function.
7062 (bfin_optimize_loop): Handle more different loop structures.
7063 (bfin_discover_loop): Rework detection of predecessor blocks by
7064 examining incoming edges.
7065 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
7067 (bfin_reorder_loops): New function.
7068 (bfin_reorg_loops): Use these three new functions.
7070 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
7071 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
7072 (CONSTRAINT_LEN): Add entry for 'q'.
7073 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
7074 Add 'q' constraints.
7075 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
7076 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
7078 * config/bfin/bfin.md (add_with_carry): New pattern.
7079 (s_or_u, su_optab, su_modifier): New code macros/attrs.
7080 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
7081 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
7082 support unsigned multiplies too. Removed incorrect commutativity from
7083 operand 1 constraint where appropriate.
7084 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
7086 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
7087 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
7089 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
7090 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
7091 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
7092 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
7093 usmulhisi_hh_huh): New patterns.
7095 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
7096 lshifthi3): Fix output template to use half reg for operand 2.
7098 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
7101 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
7103 2007-02-27 Andreas Schwab <schwab@suse.de>
7105 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
7107 2007-02-27 Jan Hubicka <jh@suse.cz>
7109 * predict.c (last_basic_block_p): Remove.
7110 (tree_estimate_probability): Update return heuristic for commonized
7113 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7115 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
7117 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7119 * doc/include/gcc-common.texi (versionsubtitle): New macro.
7120 * doc/cpp.texi: Standardize title page.
7121 * doc/cppinternals.texi: Likewise.
7122 * doc/gcc.texi: Standardize title page, remove version number
7123 from copyright page.
7124 * doc/gccint.texi: Likewise.
7125 * doc/install.texi: Standardize title page, add table of
7128 2007-02-26 Jan Hubicka <jh@suse.cz>
7130 * predict.def: Set outcomes according to more recent results.
7131 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
7132 Remove dead predictors.
7133 * predict.c (return_prediction): Fix pasto.
7135 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7137 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
7138 change; avoid a memory leak when returning early.
7140 2007-02-26 Mark Mitchell <mark@codesourcery.com>
7142 * c-decl.c (static_ctors): Move to c-common.c.
7143 (static_dtors): Likewise.
7144 (finish_function): Use c_record_cdtor_fn.
7145 (build_cdtor): Move to c-common.c.
7146 (c_write_global_declarations): Use c_build_cdtor_fns.
7147 * c-common.h (static_ctors): Declare.
7148 (static_dtors): Likewise.
7149 (c_record_cdtor_fn): Likewise.
7150 (c_build_cdtor_fns): Likewise.
7151 * c-common.c (static_ctors): New variable.
7152 (static_dtors): Likewise.
7153 (c_record_cdtor_fn): New function.
7154 (build_cdtor): Move from c-decl.c
7155 (c_build_cdtor_fns): New function.
7157 * output.h (assemble_addr_to_section): Declare.
7158 (get_cdtor_priority_section): Likewise.
7159 * varasm.c (assemble_addr_to_section): New function.
7160 (get_cdtor_priority_section): Likewise.
7161 (default_named_section_asm_out_destructor): Use them.
7162 (destor_dtor_section_asm_out_destructor): Likewise.
7163 (default_named_section_asm_out_constructor): Likewise.
7164 (default_ctor_section_asm_out_constructor): Likewise.
7165 * config.gcc (*-*-vxworks*): Include vxworks.o.
7166 * config/t-vxworks (vxworks.o): New target.
7167 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
7168 (TARGET_ASM_CONSTRUCTOR): Define.
7169 (TARGET_ASM_DESTRUCTOR): Likewise.
7170 (vxworks_asm_out_constructor): Declare.
7171 (vxworks_asm_out_destructor): Likewise.
7173 * c-common.c (get_priority): Check that we have not just an
7174 INTEGER_CST, but an integer constant with integeral type.
7176 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
7178 PR tree-optimization/30938
7179 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
7180 use &dt[nargs-1] instead of &dt[nargs] in the call to
7181 vect_is_simple_use().
7183 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
7185 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
7186 from register elimination as PRE_MODIFY / POST_MODIFY increments.
7187 Do not attempt to handle MEM inside auto-inc expressions.
7188 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
7189 of a register modified by an auto-inc expression. However, do handle
7190 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
7191 (elimination_effects): Prohibit elimination of a register modified
7192 by an auto-inc expression. Disable register elimination rules whose
7193 target register is modified by an auto-inc expression with variable
7196 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7198 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
7200 (array_at_struct_end_p): New function.
7201 (idx_infer_loop_bounds): Use it.
7202 (estimate_numbers_of_iterations_loop): Export.
7203 * predict.c (predict_loops): Use estimated_loop_iterations_int.
7204 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
7205 (tree_estimate_probability): Call record_loop_exits.
7206 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
7207 (estimated_loop_iterations, estimated_loop_iterations_int,
7208 estimated_loop_iterations_tree): New functions.
7209 (analyze_siv_subscript_cst_affine,
7210 compute_overlap_steps_for_affine_1_2,
7211 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
7212 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
7213 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
7214 (PRED_LOOP_ITERATIONS_GUESSED): New.
7215 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
7216 * cfgloop.h (estimate_numbers_of_iterations_loop,
7217 estimated_loop_iterations_int): Declare.
7219 2007-02-25 Mark Mitchell <mark@codesourcery.com>
7221 * doc/extend.texi: Document optional priority argument to
7222 constructors and destructors.
7223 * tree.c (init_priority_for_decl): Adjust GTY markers.
7224 (init_ttree): Use priority-info hash functions for
7225 init_priority_for_decl.
7226 (tree_map_eq): Rename to ...
7227 (tree_map_base_eq): ... this.
7228 (tree_map_marked_p): Rename to ...
7229 (tree_map_base_marked_p): ... this.
7230 (tree_map_base_hash): New function.
7231 (decl_init_priority_lookup): Rework.
7232 (decl_fini_priority_lookup): New function.
7233 (decl_priority_info): New function.
7234 (decl_init_priority_insert): Use it.
7235 (decl_fini_priority_insert): Likewise.
7236 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
7238 (decl_restrict_base_insert): Likewise.
7239 (decl_debug_expr_insert): Likewise.
7240 (decl_value_expr_lookup): Likewise.
7241 (decl_value_expr_insert): Likewise.
7242 * tree.h (priority_type): New type.
7243 (decl_init_priority_lookup): Use priority_type.
7244 (decl_fini_priority_lookup): New function.
7245 (decl_init_priority_insert): Use priority_type.
7246 (decl_fini_priority_insert): New function.
7247 (DECL_HAS_INIT_PRIORITY): Tweak comments.
7248 (DECL_INIT_PRIORITY): Likewise.
7249 (SET_DECL_INIT_PRIORITY): Add comment.
7250 (DECL_FINI_PRIORITY): New macro.
7251 (SET_DECL_FINI_PRIORITY): Likewise.
7252 (DEFAULT_INIT_PRIORITY): Document.
7253 (MAX_INIT_PRIORITY): Likewise.
7254 (MAX_RESERVED_INIT_PRIORITY): Likewise.
7255 (tree_map_base): New type.
7256 (tree_map_base_eq): New function.
7257 (tree_map_base_hash): Likewise.
7258 (tree_map_base_marked_p): Likewise.
7259 (tree_map): Inherit from tree_map_base.
7260 (tree_map_eq): Make it a macro.
7261 (tree_map_marked_p): Likewise.
7262 (tree_int_map): Inherit from tree_map_base.
7263 (tree_int_map_eq): Make it a macro.
7264 (tree_int_map_hash): Likewise.
7265 (tree_int_map_marked_p): Likewise.
7266 (tree_priority_map): New type.
7267 (tree_priority_map_eq): New macro.
7268 (tree_priority_map_hash): Likewise.
7269 (tree_priority_map_marked_p): Likewise.
7270 * varasm.c (emults_decl): Adjust for refactoring of tree_map
7272 (emutls_common_1): Likewise.
7273 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
7274 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
7275 of tree_map hierarchy.
7276 * tree-cfg.c (move_stmt_r): Likewise.
7277 (new_label_mapper): Likewise.
7278 * c-tree.h (c_expand_body): Move to ...
7279 * c-common.h (c_expand_body): ... here.
7280 * c-decl.c (c_expand_body): Move to ...
7281 * c-common.c (c_expand_body): ... here.
7282 (c_common_attribute_table): Allow 1 argument for the constructor
7283 and destructor attributes.
7284 (get_priority): New function.
7285 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
7286 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
7288 2007-02-24 Jan Hubicka <jh@suse.cz>
7291 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
7293 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7294 Jan Hubicka <jh@suse.cz>
7297 * i386.c (counter_mode): New function.
7298 (expand_set_or_movmem_via_loop): Use it.
7299 (expand_movmem_epilogue): Likewise; fix pasto.
7300 (ix86_expand_movmem): Do emit guard even for constant counts.
7301 (ix86_expand_setmem): Likewise.
7303 2007-02-25 Nick Clifton <nickc@redhat.com>
7305 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
7306 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7308 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7311 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
7312 count argument with 0x10, not with 0x16.
7313 (expand_setmem_epilogue): Ditto.
7315 2007-02-24 Mike Stump <mrs@apple.com>
7317 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
7320 2007-02-24 Richard Guenther <rguenther@suse.de>
7323 * fold-const.c (fold_binary): Fold x +- CST op x for
7324 EQ_EXPR and NE_EXPR.
7326 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7328 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
7330 2007-02-24 Jan Hubicka <jh@suse.cz>
7332 * cgraphunit.c (decide_is_function_needed): Honor
7333 -fkeep-inline-functions.
7335 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7337 * builtins.c (fold_builtin_modf): New.
7338 (fold_builtin_2): Use it.
7340 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
7342 * loop-iv.c (implies_p): Detect additional cases where A implies B.
7343 (determine_max_iter): Take additional LOOP arg; all callers changed.
7344 Lose broken logic dealing with PLUS. Try to limit the upper bound by
7345 one using simplifications.
7346 (simplify_using_initial_values): Return if the expression becomes
7347 invalid due to altered regs.
7349 2007-02-23 DJ Delorie <dj@redhat.com>
7351 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
7353 2007-02-23 Mike Stump <mrs@apple.com>
7355 * tlink.c (scan_linker_output): Parse linker messages from
7356 darwin9's linker better.
7358 2007-02-23 Steve Ellcey <sje@cup.hp.com>
7361 * varpool.c (varpool_assemble_pending_decls): Set
7362 varpool_last_needed_node to null.
7364 2007-02-23 DJ Delorie <dj@redhat.com>
7366 * config/i386/i386.c (ix86_data_alignment): Don't specify an
7367 alignment bigger than the object file can handle.
7369 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
7373 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
7374 (*movsf_1): Penalize MMX moves.
7376 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
7378 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
7379 2^32-1 or more times unless flag_unsafe_loop_optimizations.
7381 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
7383 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7385 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
7386 (fold_builtin_1): Use them.
7387 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7388 BUILT_IN_SIGNIFICAND.
7390 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7392 * config/i386/i386.c (bdesc_1arg): Initialize
7393 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7394 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7395 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7396 and IX86_BUILTIN_MOVSLDUP.
7398 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7400 PR rtl-optimization/30841
7401 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7403 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7405 * builtins.c (fold_builtin_frexp): New.
7406 (fold_builtin_2): Use it.
7408 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7410 * doc/invoke.texi (Spec Files): Document getenv spec function.
7412 * gcc.c (getenv_spec_function): New function.
7413 (static_spec_functions): Add it.
7414 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7415 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7418 2007-02-22 Michael Matz <matz@suse.de
7421 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7422 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7424 2007-02-22 Ian Lance Taylor <iant@google.com>
7427 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7428 (mem_loc_descriptor): Call it.
7430 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7431 Ira Rosen <irar@il.ibm.com>
7433 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7435 2007-02-22 Ira Rosen <irar@il.ibm.com>
7437 PR tree-optimization/30843
7438 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7439 stores only after all the group is vectorized.
7441 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7443 PR tree-optimization/30858
7444 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7445 in the reduction cycle have a single use in the loop.
7446 * tree-vectorizer.h (relevant): Add documentation.
7448 2007-02-20 Mike Stump <mrs@apple.com>
7450 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7451 * configure: Regenerate.
7453 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7455 Change the defaults of some parameters and options.
7456 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7457 * config/spu/spu.c (spu_optimization_options): Add.
7458 (spu_override_options): Change params in spu_optimization_options.
7459 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7461 Register 127 is only 16 byte aligned when used as a frame pointer.
7462 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7463 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7464 HARD_FRAME_POINTER_REGNUM.
7465 (spu_legitimate_address): Use regno_aligned_for_reload.
7466 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7467 aligned when frame_pointer_needed is true.
7468 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7470 * config/spu/spu.h (INIT_EXPANDERS): Define.
7472 Make sure shift and rotate instructions have valid immediate operands.
7473 * config/spu/predicates.md (spu_shift_operand): Remove.
7474 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7475 * config/spu/constraints.md (W, O): Extend range.
7476 * config/spu/spu.md (umask, nmask): Define.
7477 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7478 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7479 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7480 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7481 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7482 (lshr<mode>3_reg): Fix rtl description.
7484 Make sure mulhisi immediate operands are valid.
7485 * config/spu/predicates.md (imm_K_operand): Add.
7486 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7488 Generate constants using fsmbi and andi.
7489 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7490 (print_operand, spu_split_immediate, classify_immediate,
7491 fsmbi_const_p): Handle IC_FSMBI2.
7493 Correctly handle a CONST_VECTOR containing symbols.
7494 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7495 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7496 (immediate_load_p): Allow symbols that use 2 instructions to create.
7497 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7498 with symbols when flag_pic is set.
7499 (const_vector_immediate_p): New.
7500 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7501 accept a CONST_VECTOR with symbols.
7502 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7503 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7505 * config/spu/spu.md (high, low): Delete.
7506 (low_<mode>): Define.
7508 Remove INTRmode and INTR_REGNUM, which didn't work.
7509 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7511 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7512 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7513 peephole2 pattern): Don't use INTR or 131.
7514 (movintrcc): Delete.
7515 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7516 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7517 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7518 (UNSPEC_SET_INTR): Add.
7519 * config/spu/spu-modes.def (INTR): Remove.
7521 More accurate warnings about run-time relocations.
7522 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7524 Correctly warn about immediate arguments to specific intrinsics.
7525 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7526 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7527 the instruction predicate.
7529 Fix tree check errors with latest update.
7530 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7532 (spu_expand_builtin): Use CALL_EXPR_FN.
7534 Add missing specific intrinsics.
7535 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7537 * config/spu/spu_internals.h: Ditto.
7539 Fix incorrect operand modifiers.
7540 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7541 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7543 Optimize one case of zero_extend of a vec_select.
7544 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7546 Accept any immediate for hbr.
7547 * config/spu/spu.md (hbr): Change s constraints to i.
7549 2007-02-21 Paul Brook <paul@codesourcery.com>
7551 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7552 condexec_count when skipping USE and CLOBBER.
7554 2007-02-21 Nick Clifton <nickc@redhat.com>
7556 * common.opt (Warray-bounds): Add Warning attribute.
7557 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7559 (fsized-zeroes): Add Optimization attribute.
7560 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7561 * c.opt (Wc++0x-compat): Add Warning attribute.
7563 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7566 * reload1.c (eliminate_regs_in_insn): In the single_set special
7567 case, attempt to re-recognize the insn before falling back to
7568 having reload fix it up.
7570 2007-02-20 Eric Christopher <echristo@gmail.com>
7572 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7573 Rewrite accordingly.
7574 (frv_read_iacc_argument): Ditto.
7575 (frv_expand_set_builtin): Take a call instead of arglist, update for
7577 (frv_expand_unop_builtin): Ditto.
7578 (frv_expand_binop_builtin): Ditto.
7579 (frv_expand_cut_builtin): Ditto.
7580 (frv_expand_binopimm_builtin): Ditto.
7581 (frv_expand_voidbinop_builtin): Ditto.
7582 (frv_expand_int_void2arg): Ditto.
7583 (frv_expand_prefetches): Ditto.
7584 (frv_expand_voidtriop_builtin): Ditto.
7585 (frv_expand_voidaccop_builtin): Ditto.
7586 (frv_expand_load_builtin): Ditto.
7587 (frv_expand_store_builtin): Ditto.
7588 (frv_expand_mdpackh_builtin): Ditto.
7589 (frv_expand_mclracc_builtin): Ditto.
7590 (frv_expand_mrdacc_builtin): Ditto.
7591 (frv_expand_mwtacc_builtin): Ditto.
7592 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7595 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7597 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7598 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7600 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7602 * configure: Regenerate.
7603 * config.in: Regenerate.
7604 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7605 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7606 masks to power6 and power6x and to POWERPC_MASKS.
7607 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7609 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7610 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7611 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7612 Access PROTOTYPE as variable, not mask.
7614 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7616 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7617 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7618 * combine.c (adjust_for_new_dest): Use it.
7619 * postreload.c (reload_combine): Likewise.
7621 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7623 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7624 notes on an insn with multiple sets, even if single_set returns
7625 non-NULL for that insn.
7627 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7629 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7632 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7634 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7635 if user didn't pass it.
7636 * config/i386/darwin.h (CC1_SPEC): Likewise.
7637 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7638 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7639 -mmacosx-version-min.
7641 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7642 Uros Bizjak <ubizjak@gmail.com>
7644 * optabs.h (enum optab_index): Add new OTI_scalb.
7645 (scalb_optab): Define corresponding macro.
7646 * optabs.c (init_optabs): Initialize scalb_optab.
7647 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7649 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7650 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7651 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7652 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7653 flag_unsafe_math_optimizations is set.
7655 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7656 to implement scalbf, scalb and scalbl built-ins as inline x87
7659 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7660 DJ Delorie <dj@redhat.com>
7663 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7664 (diagnostic_report_diagnostic): ... here, and turn them into real
7665 errors. If warnings are inhibited, no need to do anything.
7667 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7669 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7670 better code generation.
7672 2007-02-20 Ben Elliston <bje@au.ibm.com>
7674 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7676 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7678 * config/alpha/alpha.c, config/alpha/alpha.md,
7679 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7680 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7681 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7682 config/arm/lib1funcs.asm: Follow spelling conventions.
7684 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7685 config/fr30/fr30.md, config/i386/i386.h,
7686 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7687 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7688 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7689 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7690 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7691 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7692 config/sparc/sparc.c, config/sparc/sparc.h,
7693 config/sparc/sparc.md, config/spu/constraints.md,
7694 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7697 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7700 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7703 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7705 * doc/invoke.texi (-ftree-lrs): Remove.
7707 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7709 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7712 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7714 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7715 new CALL_EXPR_FN macro for retrieving the function
7716 declaration of the input expression.
7718 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7720 * c.opt (Waddress): New.
7721 * common.opt (Walways-true): Delete.
7722 (Wstring-literal-comparison): Delete.
7723 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7724 -Wstring-literal-comparison. Add -Waddress.
7726 (Walways-true): Delete.
7727 (Wstring-literal-comparison): Delete.
7728 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7729 consistently instead of -Walways-true in example.
7730 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7731 * c-typeck.c (parser_build_binary_op): Replace
7732 -Wstring-literal-comparison and -Walways-true with -Waddress.
7733 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7736 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7738 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7739 without DECL_STRUCT_FUNCTION initialized.
7741 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7743 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7744 due to calls to functions taking pointers as parameters.
7746 2007-02-19 Richard Henderson <rth@redhat.com>
7749 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7752 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7754 * config/s390/s390.c (s390_call_saved_register_used,
7755 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7756 accessed to the new scheme.
7758 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7760 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7761 (cris_print_index, cris_print_operand, cris_print_operand_address)
7762 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7763 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7764 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7766 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7767 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7768 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7769 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7770 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7771 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7772 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7773 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7774 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7775 (uminsi3, call, call_value): Ditto.
7776 (define_split: indir_to_reg_split, unnamed): Ditto.
7778 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7780 PR tree-optimization/30975
7781 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7784 2007-02-18 Eric Christopher <echristo@gmail.com>
7786 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7787 Remove use of arglist.
7788 (mips_expand_builtin): Remove use of arglist, pass in expr.
7789 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7790 (mips_expand_builtin_movtf): Ditto.
7791 (mips_expand_builtin_compare): Ditto.
7793 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7795 * tree-sra.c (sra_build_assignment): Replace assertion
7796 checking with a comment explaining why it can't be done.
7798 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7801 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7802 during CALL_EXPR representation conversion.
7803 * tree-ssa-propagate.c (set_rhs): Likewise.
7805 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7807 * tree-sra.c (sra_build_assignment): Disable assertion checking
7810 2007-02-18 Roger Sayle <roger@eyesopen.com>
7812 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7813 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7814 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7816 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7817 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7818 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7819 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7820 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7821 force_gimple_operand): Likewise.
7822 * ipa-cp.c (constant_val_insert): Likewise.
7823 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7824 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7825 perfect_nestify): Likewise.
7826 * langhooks.c (lhd_omp_assignment): Likewise.
7827 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7828 lower_copyprivate_clauses, lower_send_clauses,
7829 lower_send_shared_vars, expand_parallel_call,
7830 expand_omp_for_generic, expand_omp_for_static_nochunk,
7831 expand_omp_for_static_chunk, expand_omp_sections,
7832 lower_omp_single_copy, lower_omp_for_lastprivate,
7833 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7834 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7835 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7838 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7840 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7841 config/sh/sh.md: Follow spelling conventions.
7843 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7844 config/frv/predicates.md: Follow spelling conventions.
7846 * config/m68k/linux-unwind.h: Fix a comment typo.
7847 * target.h: Follow spelling conventions.
7849 2007-02-18 Roger Sayle <roger@eyesopen.com>
7851 PR rtl-optimization/28173
7852 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7853 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7854 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7855 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7856 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7858 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7860 * builtins.c (fold_builtin_load_exponent): New.
7861 (fold_builtin_2): Use it.
7863 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7865 PR rtl-optimization/30773
7866 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7867 if we fail to attach a REG_EQUIV note.
7869 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7870 Roger Sayle <roger@eyesopen.com>
7872 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7874 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7876 * calls.c (initialize_argument_information): Pass original EXP
7877 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7878 code to split complex arguments here, as part of initializing the
7880 (expand_call): Remove code that builds a list of arguments and
7881 inserts implicit arguments into it. Instead, just count how many
7882 implicit arguments there will be so we can determine the size of
7883 the ARGS array, and let initialize_argument_information do the work.
7884 (split_complex_values): Delete unused function.
7886 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7888 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7890 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7892 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7893 for arg pointer based indexed addressing.
7895 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7897 * config/ia64/ia64.h, config/ia64/ia64.md,
7898 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7899 spelling conventions.
7901 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7903 * config/m68k/m68k.c (split_di): New.
7904 * config/m68k/m68k-protos.h: Declare split_di.
7905 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7906 Improve predicate handling and split constant shifts.
7908 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7910 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7911 parameter for register bitfield operations, general predicates
7914 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7916 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7917 * config/m68k/linux-unwind.h: New file.
7919 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7921 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7922 config/i386/athlon.md, config/ia64/ia64.md,
7923 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7924 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7925 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7926 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7927 tree-vect-transform.c: Fix comment typos.
7929 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7931 * sched-deps.c (find_insn_list): Remove.
7932 * sched-int.h: Remove the prototype for find_insn_list.
7934 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7936 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7938 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7939 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7940 darwin_rs6000_override_options.
7941 (C_COMMON_OVERRIDE_OPTIONS): Expect
7942 darwin_macosx_version_min to be non-NULL always.
7943 (TARGET_C99_FUNCTIONS): Likewise.
7944 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7945 (DARWIN_MINVERSION_SPEC): New.
7946 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7947 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7949 (DARWIN_MINVERSION_SPEC): New.
7950 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7952 * config/darwin-c.c (darwin_cpp_builtins): Expect
7953 darwin_macosx_version_min to be non-NULL always.
7955 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7957 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7959 * config/i386/i386.h (x86_use_xchgb): New.
7960 (TARGET_USE_XCHGB): New macro.
7961 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7962 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7963 Split after reload into bswaphi for shifts of 8.
7964 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7965 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7966 or when optimizing for size.
7968 2007-02-16 Richard Guenther <rguenther@suse.de>
7969 Christian Bruel <christian.bruel@st.com>
7971 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7972 DECLs but prefer SSA_NAMEs over DECLs.
7974 2007-02-16 Richard Guenther <rguenther@suse.de>
7976 * tree-flow-inline.h (single_imm_use_p): Remove.
7977 (zero_imm_uses_p): Likewise.
7978 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7979 instead of single_imm_use_p.
7980 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7983 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7986 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7987 nested double- and backquotes.
7989 2007-02-15 Roger Sayle <roger@eyesopen.com>
7992 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7993 should be unreachable.
7994 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7995 For the time being redirect GIMPLE_MODIFY_STMT to the new
7996 (renamed) build_gimple_modify_stmt_stat.
7997 (build2_gimple_stat): Rename to...
7998 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7999 Always build a GIMPLE_MODIFY_STMT node.
8000 * tree.h (build2_gimple, build2_gimple_stat): Delete.
8001 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
8004 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
8005 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
8006 * tree-complex.c (set_component_ssa_name, expand_complex_move,
8007 expand_complex_div_wide): Likewise.
8008 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
8009 * tree-ssa-loop-im.c (schedule_sm): Likewise.
8010 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
8011 * tree-ssa-loop-manip.c (create_iv): Likewise.
8012 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
8013 abs_replacement): Likewise.
8014 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
8015 realify_fake_stores): Likewise.
8017 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
8018 node rather than a GIMPLE_MODIFY_STMT node.
8019 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
8020 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
8022 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
8023 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
8026 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8029 * fold-const.c (fold_comparison): Add back the
8030 folding of constant complex comparisions.
8032 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8035 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
8036 effects unknown to this function, return early.
8038 2007-02-15 Ian Lance Taylor <iant@google.com>
8040 * lower-subreg.c (move_eh_region_note): New static function.
8041 (resolve_simple_move): Call it.
8042 (decompose_multiword_subregs): Track blocks for which we resolve a
8043 simple move which is also a control flow insn. Pass them to
8044 find_many_sub_basic_blocks.
8045 (pass_lower_subreg): Add TODO_verify_flow.
8046 (pass_lower_subreg2): Likewise.
8048 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8049 Brooks Moses <brooks.moses@codesourcery.com>
8050 Lee Millward <lee.millward@codesourcery.com>
8052 * tree.h (enum tree_code_class): Add tcc_vl_exp.
8053 (VL_EXP_CLASS_P): New.
8054 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
8056 (TREE_OPERAND_CHECK_CODE): Likewise.
8057 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
8058 (TREE_RTL_OPERAND_CHECK): Likewise.
8059 (tree_operand_check_failed): Make second parameter the whole tree
8060 instead of its code. Fixed callers.
8061 (VL_EXP_CHECK): New.
8062 (TREE_OPERAND_LENGTH): New.
8063 (VL_EXP_OPERAND_LENGTH): New.
8064 (CALL_EXPR_FN): New.
8065 (CALL_EXPR_STATIC_CHAIN): New.
8066 (CALL_EXPR_ARGS): New.
8067 (CALL_EXPR_ARG): New.
8068 (call_expr_nargs): New.
8069 (CALL_EXPR_ARGP): New.
8070 (build_nt_call_list): Declare.
8071 (build_vl_exp_stat): Declare.
8072 (build_vl_exp): New.
8073 (build_call_list): Declare.
8074 (build_call_nary): Declare.
8075 (build_call_valist): Declare.
8076 (build_call_array): Declare.
8077 (call_expr_arg): Declare.
8078 (call_expr_argp): Declare.
8079 (call_expr_arglist): Declare.
8080 (fold_build_call_list): Declare.
8081 (fold_build_call_list_initializer): Declare.
8082 (fold_call_expr): Declare to replace fold_builtin.
8083 (fold_builtin_fputs): Update to agree with modified definition.
8084 (fold_builtin_strcpy): Likewise.
8085 (fold_builtin_strncpy): Likewise.
8086 (fold_builtin_memory_chk): Likewise.
8087 (fold_builtin_stxcpy_chk): Likewise.
8088 (fold_builtin_strncpy_chk): Likewise.
8089 (fold_builtin_next_arg): Likewise.
8090 (fold_build_call_expr): Declare.
8091 (fold_builtin_call_list): Declare.
8092 (fold_builtin_call_valist): Declare.
8093 (build_call_expr): Declare.
8094 (validate_arglist): Update to agree with modified definition.
8095 (tree_operand_length): New.
8096 (call_expr_arg_iterator): New.
8097 (init_call_expr_arg_iterator): New.
8098 (next_call_expr_arg): New.
8099 (first_call_expr_arg): New.
8100 (more_call_expr_args_p): New.
8101 (FOR_EACH_CALL_EXPR_ARG): New.
8103 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
8104 and tcc_gimple_stmt.
8105 (tree_code_size): Update documentation. Use sizeof (tree) rather
8106 than sizeof (char *).
8107 (tree_size): Likewise. Add case for tcc_vl_exp.
8108 (tree_node_structure): Add case for tcc_vl_exp.
8109 (contains_placeholder_p): Likewise.
8110 (substitute_in_expr): Likewise.
8111 (substitute_placeholder_in_expr): Likewise.
8112 (stabilize_reference_1): Likewise.
8113 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
8114 to diagnose breakage of this interface for constructing CALL_EXPRs.
8115 (build_nt): Add similar assertion here.
8116 (build_nt_call_list): New.
8117 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
8118 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
8120 (get_callee_fndecl): Use new CALL_EXPR accessors.
8121 (tree_operand_check_failed): Change parameters to pass entire node
8122 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
8123 (process_call_operands): New.
8124 (build_vl_exp_stat): New.
8125 (build_call_list): New.
8126 (build_call_nary): New.
8127 (build_call_valist): New.
8128 (build_call_array): New.
8129 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8130 (call_expr_arglist): New.
8132 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
8133 tcc_vl_exp instead of a fixed-size tcc_expression.
8135 * doc/c-tree.texi (CALL_EXPR): Document new representation and
8136 accessors for CALL_EXPRs.
8137 (AGGR_INIT_EXPR): Likewise.
8139 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8140 Brooks Moses <brooks.moses@codesourcery.com>
8141 Lee Millward <lee.millward@codesourcery.com>
8143 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
8144 (expand_builtin_nonlocal_goto): Change parameter to be entire
8145 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
8146 (expand_builtin_prefetch): Likewise.
8147 (expand_builtin_classify_type): Likewise.
8148 (mathfn_built_in): Return NULL_TREE instead of 0.
8149 (expand_errno_check): Use new CALL_EXPR accessors.
8150 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
8151 Return NULL_RTX instead of 0.
8152 (expand_builtin_mathfn_2): Likewise.
8153 (expand_builtin_mathfn_3): Likewise.
8154 (expand_builtin_interclass_mathfn): Likewise.
8155 (expand_builtin_sincos): Likewise.
8156 (expand_builtin_cexpi): Likewise.
8157 (expand_builtin_int_roundingfn): Likewise.
8158 (expand_builtin_int_roundingfn_2): Likewise.
8159 (expand_builtin_pow): Likewise.
8160 (expand_builtin_powi): Likewise.
8161 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
8162 of arglist, fixing callers appropriately. Use new CALL_EXPR
8163 accessors and constructors. Return NULL_RTX instead of 0.
8164 (expand_builtin_strstr): Likewise.
8165 (expand_builtin_strchr): Likewise.
8166 (expand_builtin_strrchr): Likewise.
8167 (expand_builtin_strpbrk): Likewise.
8168 (expand_builtin_memcpy): Likewise.
8169 (expand_builtin_mempcpy): Likewise.
8170 (expand_builtin_mempcpy_args): New.
8171 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
8172 (expand_builtin_memmove_args): New.
8173 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
8174 (expand_movstr): Likewise.
8175 (expand_builtin_strcpy): Likewise.
8176 (expand_builtin_strcpy_args): New.
8177 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
8178 (expand_builtin_strncpy): Likewise.
8179 (expand_builtin_memset): Likewise.
8180 (expand_builtin_memset_args): New.
8181 (expand_builtin_bzero): Similarly to expand_builtin_memset.
8182 (expand_builtin_memcmp): Likewise.
8183 (expand_builtin_strcmp): Likewise.
8184 (expand_builtin_strncmp): Likewise.
8185 (expand_builtin_strcat): Likewise.
8186 (expand_builtin_strncat): Likewise.
8187 (expand_builtin_strspn): Likewise.
8188 (expand_builtin_strcspn): Likewise.
8189 (expand_builtin_args_info): Likewise.
8190 (expand_builtin_va_start): Likewise.
8191 (gimplify_va_arg_expr): Likewise.
8192 (expand_builtin_va_end): Likewise.
8193 (expand_builtin_va_copy): Likewise.
8194 (expand_builtin_frame_address): Likewise.
8195 (expand_builtin_alloca): Likewise.
8196 (expand_builtin_bswap): Likewise.
8197 (expand_builtin_unop): Likewise.
8198 (expand_builtin_fputs): Likewise.
8199 (expand_builtin_expect): Likewise.
8200 (expand_builtin_fabs): Likewise.
8201 (expand_builtin_copysign): Likewise.
8202 (expand_builtin_printf): Likewise.
8203 (expand_builtin_fprintf): Likewise.
8204 (expand_builtin_sprintf): Likewise.
8205 (expand_builtin_init_trampoline): Likewise.
8206 (expand_builtin_signbit): Likewise.
8207 (expand_builtin_fork_or_exec): Likewise.
8208 (expand_builtin_sync_operation): Likewise.
8209 (expand_builtin_compare_and_swap): Likewise.
8210 (expand_builtin_lock_test_and_set): Likewise.
8211 (expand_builtin_lock_release): Likewise.
8212 (expand_builtin): Likewise.
8213 (builtin_mathfn_code): Likewise.
8215 (fold_builtin_constant_p): Pass call arguments individually instead
8216 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8217 accessors and constructors. Return NULL_TREE instead of 0.
8218 (fold_builtin_expect): Likewise.
8219 (fold_builtin_classify_type): Likewise.
8220 (fold_builtin_strlen): Likewise.
8221 (fold_builtin_nan): Likewise.
8222 (integer_valued_real_p): Likewise.
8223 (fold_trunc_transparent_mathfn): Likewise.
8224 (fold_fixed_mathfn): Likewise.
8225 (fold_builtin_cabs): Likewise.
8226 (fold_builtin_sqrt): Likewise.
8227 (fold_builtin_cbrt): Likewise.
8228 (fold_builtin_cos): Likewise.
8229 (fold_builtin_cosh): Likewise.
8230 (fold_builtin_tan): Likewise.
8231 (fold_builtin_sincos): Likewise.
8232 (fold_builtin_cexp): Likewise.
8233 (fold_builtin_trunc): Likewise.
8234 (fold_builtin_floor): Likewise.
8235 (fold_builtin_ceil): Likewise.
8236 (fold_builtin_round): Likewise.
8237 (fold_builtin_int_roundingfn): Likewise.
8238 (fold_builtin_bitop): Likewise.
8239 (fold_builtin_bswap): Likewise.
8240 (fold_builtin_logarithm): Likewise.
8241 (fold_builtin_hypot): Likewise.
8242 (fold_builtin_pow): Likewise.
8243 (fold_builtin_powi): Likewise.
8244 (fold_builtin_exponent): Likewise.
8245 (fold_builtin_memset): Likewise.
8246 (fold_builtin_bzero): Likewise.
8247 (fold_builtin_memory_op): Likewise.
8248 (fold_builtin_bcopy): Deleted; call site changed to invoke
8249 fold_builtin_memory_op directly.
8250 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
8251 (fold_builtin_strncpy): Likewise.
8252 (fold_builtin_memcmp): Likewise.
8253 (fold_builtin_strcmp): Likewise.
8254 (fold_builtin_strncmp): Likewise.
8255 (fold_builtin_signbit): Likewise.
8256 (fold_builtin_copysign): Likewise.
8257 (fold_builtin_isascii): Likewise.
8258 (fold_builtin_toascii): Likewise.
8259 (fold_builtin_isdigit): Likewise.
8260 (fold_builtin_fabs): Likewise.
8261 (fold_builtin_abs): Likewise.
8262 (fold_builtin_fmin_fmax): Likewise.
8263 (fold_builtin_carg): Likewise.
8264 (fold_builtin_classify): Likewise.
8265 (fold_builtin_unordered_cmp): Likewise.
8267 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
8268 New functions split out from fold_builtin_1.
8269 (fold_builtin_n): New.
8270 (fold_builtin_varargs): New.
8271 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
8273 (fold_call_expr): New.
8274 (build_function_call_expr): Rewrite to use new helper function.
8275 (fold_builtin_call_list): New.
8276 (build_call_expr): New.
8277 (fold_builtin_call_valist): New.
8278 (rewrite_call_expr): New.
8279 (validate_arg): New.
8280 (validate_arglist): Change parameter to be entire CALL_EXPR instead
8281 of an arglist. Change return type to bool. Use new CALL_EXPR
8284 (fold_builtin_strstr): Pass call arguments individually instead
8285 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8286 accessors and constructors. Return NULL_TREE instead of 0.
8287 (fold_builtin_strchr): Likewise.
8288 (fold_builtin_strrchr): Likewise.
8289 (fold_builtin_strpbrk): Likewise.
8290 (fold_builtin_strcat): Likewise.
8291 (fold_builtin_strncat): Likewise.
8292 (fold_builtin_strspn): Likewise.
8293 (fold_builtin_strcspn): Likewise.
8294 (fold_builtin_fputs): Likewise.
8295 (fold_builtin_next_arg): Likewise.
8296 (fold_builtin_sprintf): Likewise.
8298 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
8299 NULL_RTX instead of 0.
8300 (expand_builtin_memory_chk): Likewise.
8301 (maybe_emit_chk_warning): Likewise.
8302 (maybe_emit_sprintf_chk_warning): Likewise.
8304 (fold_builtin_object_size): Pass call arguments individually instead
8305 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8306 accessors and constructors. Return NULL_TREE instead of 0.
8307 (fold_builtin_memory_chk): Likewise.
8308 (fold_builtin_stxcpy_chk): Likewise.
8309 (fold_builtin_strncpy_chk): Likewise.
8310 (fold_builtin_strcat_chk): Likewise.
8311 (fold_builtin_strcat_chk): Likewise.
8312 (fold_builtin_strncat_chk): Likewise.
8313 (fold_builtin_sprintf_chk): Likewise.
8314 (fold_builtin_snprintf_chk): Likewise.
8315 (fold_builtin_printf): Likewise.
8316 (fold_builtin_vprintf): Likewise.
8318 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
8320 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
8321 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8322 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
8323 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
8324 (fold_unary): Likewise.
8325 (fold_binary): Likewise.
8326 (fold_ternary): Remove CALL_EXPR case, since they are no longer
8327 ternary expressions.
8328 (fold): Add logic for tcc_vl_exp.
8329 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
8330 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8331 (fold_build3_stat): Add assertion to flag broken interface for
8332 constructing CALL_EXPRs.
8333 (fold_build_call_list): New.
8334 (fold_build_call_list_initializer): New.
8335 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
8337 (fold_strip_sign_ops): Likewise.
8339 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8340 Brooks Moses <brooks.moses@codesourcery.com>
8341 Lee Millward <lee.millward@codesourcery.com>
8343 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
8344 accessors and dump arguments explicitly.
8346 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
8348 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
8350 (print_call_name): Use new CALL_EXPR accessors.
8352 * print-tree.c (print_node): Add case tcc_vl_exp. Print
8353 CALL_EXPR arguments explicitly instead of as a list. Use
8354 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8356 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
8357 (vrp_visit_stmt): Likewise.
8359 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
8360 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
8362 (force_move_till_expr): Likewise.
8364 * targhooks.c (default_external_stack_protect_fail): Use
8365 build_call_expr instead of build_function_call_expr.
8366 (default_hidden_stack_protect_fail): Likewise.
8368 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
8371 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
8372 and walk arguments explicitly.
8374 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
8375 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8376 (expand_simple_operations): Likewise.
8377 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
8379 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
8380 of TREE_CODE_LENGTH.
8381 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
8383 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
8384 instead of TREE_CODE_LENGTH.
8386 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
8387 (tree_ic_transform): Likewise.
8388 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
8389 parameter instead of arglist. Fix callers.
8390 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8391 (tree_stringops_transform): Likewise.
8392 (tree_indirect_call_to_profile): Likewise.
8393 (tree_stringops_values_to_profile): Likewise.
8395 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8396 (eliminate_tail_call): Likewise.
8398 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8400 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8401 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8403 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8405 * omp-low.c (build_omp_barrier): Use build_call_expr.
8406 (lower_rec_input_clauses): Likewise.
8407 (lower_reduction_clauses): Likewise.
8408 (expand_parallel_call): Likewise.
8409 (maybe_catch_exception): Likewise.
8410 (expand_omp_for_generic): Likewise.
8411 (expand_omp_for_static_nochunk): Likewise.
8412 (expand_omp_sections): Likewise.
8413 (lower_omp_single_simple): Likewise.
8414 (lower_omp_single_copy): Likewise.
8415 (lower_omp_master): Likewise.
8416 (lower_omp_ordered): Likewise.
8417 (lower_omp_critical): Likewise.
8419 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8420 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8422 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8423 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8424 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8426 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8427 and generalize to handle any number of operands.
8428 (chrec_contains_undetermined): Likewise.
8429 (tree_contains_chrecs): Likewise.
8430 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8432 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8434 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8435 fold_call_expr instead of fold_builtin.
8436 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8437 match declarations there.
8438 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8441 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8442 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8444 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8445 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8447 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8450 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8451 (execute_cse_sincos): Use new CALL_EXPR accessors.
8453 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8455 * gimple-low.c (lower_function_body): Use build_call_expr.
8456 (lower_builtin_setjmp): Likewise.
8458 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8459 (set_storage_via_libcall): Likewise.
8460 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8461 instead of TREE_CODE_LENGTH.
8462 (expand_expr_real_1): Use new CALL_EXPR accessors.
8464 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8465 generalize to handle any number of operands.
8466 (TB_parent_eq): Likewise.
8468 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8469 (strip_builtin_expect): Likewise.
8471 * function.c (gimplify_parameters): Use build_call_expr.
8473 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8474 instead of TREE_CODE_LENGTH.
8476 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8477 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8479 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8482 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8483 (gimplify_decl_expr): Likewise.
8484 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8485 Use new CALL_EXPR iterators.
8486 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8487 (gimplify_modify_expr_to_memset): Likewise.
8488 (gimplify_variable_sized_compare): Likewise.
8489 (gimplify_omp_atomic_fetch_op): Likewise.
8490 (gimplify_omp_atomic_pipeline): Likewise.
8491 (gimplify_omp_atomic_mutex): Likewise.
8492 (gimplify_function_tree): Likewise.
8494 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8495 (call_expr_flags): Likewise.
8496 (expand_call): Likewise.
8498 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8499 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8502 * coverage.c (create_coverage): Use build_call_expr.
8504 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8505 (temp_call_expr_obstack): New.
8506 (pool_copy_list): Delete.
8507 (temp_copy_call_expr): New.
8508 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8509 CALL_EXPR accessors. Get rid of special goo for copying argument
8510 lists and use temp_copy_call_expr instead.
8511 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8512 CALL_EXPR accessors.
8513 (create_expression_by_pieces): Likewise. Use build_call_array
8514 to construct the result instead of fold_build3.
8515 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8516 dealing with argument lists.
8517 (init_pre): Remove references to expression_node_pool and
8518 list_node_pool. Init temp_call_expr_obstack instead.
8519 (fini_pre): Remove references to expression_node_pool and
8522 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8523 and walk arguments explicitly instead of as a list.
8525 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8526 (mx_register_decls): Likewise.
8527 (mudflap_register_call): Likewise.
8528 (mudflap_finish_file): Likewise.
8530 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8531 (ipa_callsite_compute_param): Likewise.
8533 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8534 accessors and constructor.
8536 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8537 accessors and constructor.
8538 (convert_tramp_reference): Likewise.
8539 (convert_call_expr): Likewise.
8540 (finalize_nesting_tree_1): Likewise.
8542 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8545 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8547 * tree-inline.c (initialize_inlined_parameters): Pass entire
8548 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8550 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8551 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8553 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8554 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8555 (vectorizable_reduction): Likewise.
8556 (vectorizable_call): Use new CALL_EXPR iterators.
8557 (vectorizable_conversion): Use build_call_expr.
8558 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8559 (vect_gen_widened_results_half): Use build_call_expr.
8560 (vect_setup_realignment): Likewise.
8561 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8563 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8564 (pass_through_call): Likewise.
8565 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8568 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8569 (tree_gen_pow2_profiler): Likewise.
8570 (tree_gen_one_value_profiler): Likewise.
8571 (tree_gen_ic_func_profiler): Likewise.
8572 (tree_gen_average_profiler): Likewise.
8573 (tree_gen_ior_profiler): Likewise.
8575 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8576 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8577 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8579 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8580 of TREE_CODE_LENGTH.
8582 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8583 of TREE_CODE_LENGTH.
8585 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8587 (convert_to_integer): Likewise.
8589 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8592 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8593 Brooks Moses <brooks.moses@codesourcery.com>
8594 Lee Millward <lee.millward@codesourcery.com>
8596 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8598 * config/frv/frv.c (frv_expand_builtin): Likewise.
8599 * config/s390/s390.c (s390_expand_builtin): Likewise.
8601 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8602 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8604 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8605 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8606 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8607 (ix86_expand_store_builtin): Likewise.
8608 (ix86_expand_unop_builtin): Likewise.
8609 (ix86_expand_unop1_builtin): Likewise.
8610 (ix86_expand_sse_compare): Likewise.
8611 (ix86_expand_sse_comi): Likewise.
8612 (ix86_expand_vec_init_builtin): Likewise.
8613 (ix86_expand_vec_ext_builtin): Likewise.
8614 (ix86_expand_vec_set_builtin): Likewise.
8615 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8617 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8618 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8620 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8621 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8622 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8624 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8626 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8627 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8628 arglist. Use new CALL_EXPR accessors. Fix callers.
8629 (altivec_expand_abs_builtin): Likewise.
8630 (rs6000_expand_binop_builtin): Likewise.
8631 (altivec_expand_predicate_builtin): Likewise.
8632 (altivec_expand_lv_builtin): Likewise.
8633 (spe_expand_stv_builtin): Likewise.
8634 (altivec_expand_stv_builtin): Likewise.
8635 (rs6000_expand_ternop_builtin): Likewise.
8636 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8637 (altivec_expand_st_builtin): Likewise.
8638 (altivec_expand_dst_builtin): Likewise.
8639 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8640 arglist. Use new CALL_EXPR accessors. Fix callers.
8641 (altivec_expand_vec_set_builtin): Likewise.
8642 (altivec_expand_vec_ext_builtin): Likewise.
8643 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8644 (spe_expand_builtin): Likewise.
8645 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8646 arglist. Use new CALL_EXPR accessors. Fix callers.
8647 (spe_expand_evsel_builtin): Likewise.
8648 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8649 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8651 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8652 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8653 (arm_expand_unop_builtin): Likewise.
8654 (arm_expand_builtin): Use new CALL_EXPR accessors.
8656 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8659 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8660 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8661 (bfin_expand_unop_builtin): Likewise.
8662 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8664 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8665 Brooks Moses <brooks.moses@codesourcery.com>
8666 Lee Millward <lee.millward@codesourcery.com>
8668 * c-semantics.c (build_stmt): Add internal diagnostic check.
8670 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8671 accessors. Print arguments explicitly instead of as a list.
8673 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8675 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8676 (c_finish_omp_flish): Likewise.
8678 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8679 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8680 instead of TREE_CODE_LENGTH.
8681 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8682 (c_warn_unused_result): Likewise.
8684 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8687 * doc/invoke.texi (Warning Options): Remove
8688 -Werror-implicit-function-declaration.
8689 (Wimplicit-function-declaration): Update description.
8690 * opts.c (common_handle_option): Move handling of -Werror=* to...
8691 (enable_warning_as_error): ...here.
8692 * opts.h (enable_warning_as_error): Declare.
8693 * c-decl.c (implicit_decl_warning): Unless
8694 -Wno-implicit-function-declaration is given, emit a pedwarn if
8695 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8696 * c.opt (Wimplicit-function-declaration): Replace
8697 mesg_implicit_function_declaration with
8698 warn_implicit_function_declaration.
8699 * c-opts.c (c_common_handle_option):
8700 -Werror-implicit-function-declaration is exactly equal as
8701 -Werror=implicit-function-declaration.
8702 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8703 warn_implicit_function_declaration.
8704 (c_common_post_options): -Wimplict-function-declaration is enabled
8705 by default by -std=c99, otherwise is disabled by default.
8706 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8708 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8710 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8711 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8712 former is ignored but not the latter.
8714 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8716 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8717 is made and the reference doesn't use the alias set of its type,
8718 do not create the temporary using that type.
8720 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8722 * jump.c: Remove prototypes for delete_computation and
8723 delete_prior_computation.
8725 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8727 * jump.c (get_label_after): Delete.
8728 (get_label_before, delete_computation, delete_jump,
8729 delete_prior_computation, follow_jumps): Move...
8730 * reorg.c (delete_computation, delete_prior_computation): ... here...
8731 (get_label_before, delete_jump): ... making these static ...
8732 (follow_jumps): ... and simplifying this since it only runs after
8734 * rtl.h (get_label_after, get_label_before, delete_jump,
8735 follow_jumps): Delete prototypes.
8737 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8739 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8741 2007-02-15 Nick Clifton <nickc@redhat.com>
8743 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8744 order to prevent it from being munged by the target.
8746 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8748 * config/i386/i386.md: Remove misleading comment.
8750 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8752 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8753 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8756 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8758 * tree-sra.c (instantiate_missing_elements): Canonicalize
8760 (sra_build_assignment): New.
8761 (generate_copy_inout, generate_element_copy,
8762 generate_element_zero, generate_one_element_init): Use it.
8764 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8766 * tree-sra.c (instantiate_missing_elements): Canonicalize
8768 (sra_build_assignment): New.
8769 (generate_copy_inout, generate_element_copy,
8770 generate_element_zero, generate_one_element_init): Use it.
8772 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8774 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8777 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8779 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8780 types as aggregates not scalars.
8781 * function.c (assign_stack_temp_for_type): Likewise.
8783 2007-02-14 Roger Sayle <roger@eyesopen.com>
8784 Zdenek Dvorak <dvorakz@suse.cz>
8786 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8789 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8791 * passes.c (next_pass_1): Clear the next field of the copied
8794 2007-02-14 Richard Henderson <rth@redhat.com>
8796 * tree-sra.c (early_sra): New.
8797 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8798 (tree_sra_early, pass_sra_early): New.
8799 * tree-pass.h (pass_sra_early): Declare.
8800 * passes.c (init_optimization_passes): Use it.
8802 2007-02-14 Richard Guenther <rguenther@suse.de>
8804 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8806 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8808 PR tree-optimization/30771
8809 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8811 (vect_analyze_operations): Induction phis can now be marked as
8813 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8814 Update documentation accordingly.
8816 2007-02-14 Nick Clifton <nickc@redhat.com>
8818 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8819 most 3 arguments are supported.
8820 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8822 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8824 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8825 Ensure dst->current is valid.
8827 2007-02-13 Paul Brook <paul@codesourcery.com>
8829 * config.gcc: Add arm*-*-uclinux-*eabi.
8830 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8831 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8832 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8833 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8834 (LINK_SPEC): Define.
8836 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8838 * config/arm/uclinux-eabi.h: New file.
8839 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8840 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8843 2007-02-13 Ian Lance Taylor <iant@google.com>
8845 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8846 * flags.h (warn_strict_overflow): Declare.
8847 (enum warn_strict_overflow_code): Define.
8848 (issue_strict_overflow_warning): New static inline function.
8849 * opts.c (warn_strict_overflow): New variable.
8850 (common_handle_option): Handle OPT_Wstrict_overflow and
8851 OPT_Wstrict_overflow_.
8852 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8854 * fold-const.c: Include intl.h.
8855 (fold_deferring_overflow_warnings): New static variable.
8856 (fold_deferred_overflow_warning): New static variable.
8857 (fold_deferred_overflow_code): New static variable.
8858 (fold_defer_overflow_warnings): New function.
8859 (fold_undefer_overflow_warnings): New function.
8860 (fold_undefer_and_ignore_overflow_warnings): New function.
8861 (fold_deferring_overflow_warnings_p): New function.
8862 (fold_overflow_warning): New static function.
8863 (make_range): Add strict_overflow_p parameter. Change all
8865 (extract_muldiv, extract_muldiv_1): Likewise.
8866 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8867 tree_expr_nonnegative_p.
8868 (fold_negate_expr): Call fold_overflow_warning.
8869 (fold_range_test): Likewise.
8870 (fold_comparison): Likewise.
8871 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8872 instead of tree_expr_nonnegative_p.
8873 (tree_expr_nonnegative_warnv_p): Rename from
8874 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8875 (tree_expr_nonnegative_p): New function.
8876 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8877 strict_overflow_p parameter.
8878 (tree_expr_nonzero_p): New function.
8879 * passes.c (verify_interpass_invariants): New static function.
8880 (execute_one_pass): Call it.
8881 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8883 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8884 (estimate_numbers_of_iterations): Likewise.
8885 (scev_probably_wraps_p): Likewise.
8886 * tree-ssa-ccp.c: Include "toplev.h".
8887 (evaluate_stmt): Defer fold overflow warnings until we know we are
8889 (struct fold_stmt_r_data): Add stmt field.
8890 (fold_stmt_r): Defer fold overflow warnings until we know we
8892 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8893 (fold_stmt_inplace): Likewise.
8894 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8895 (cleanup_control_expr_graph): Defer fold overflow warnings until
8896 we know we are going to optimize.
8897 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8898 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8900 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8901 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8902 * tree-ssa-loop-manip.c (create_iv): Likewise.
8903 * c-typeck.c (build_conditional_expr): Likewise.
8904 (build_binary_op): Likewise.
8905 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8906 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8907 (extract_range_from_unary_expr): Likewise.
8908 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8909 assuming that signed overflow does not occur.
8910 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8911 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8912 (fold_defer_overflow_warnings): Declare.
8913 (fold_undefer_overflow_warnings): Declare.
8914 (fold_undefer_and_ignore_overflow_warnings): Declare.
8915 (fold_deferring_overflow_warnings_p): Declare.
8916 (tree_expr_nonzero_warnv_p): Declare.
8917 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8919 (Warning Options): Document -Wstrict-overflow.
8920 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8921 (tree-ssa-ccp.o): Likewise.
8922 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8923 (fold-const.o): Depend on intl.h.
8925 2007-02-13 Ian Lance Taylor <iant@google.com>
8928 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8931 2007-02-13 Stuart Hastings <stuart@apple.com>
8933 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8935 2007-02-13 Richard Henderson <rth@redhat.com>
8937 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8938 handled_component_p before looking for the indirect_ref.
8940 2007-02-13 Richard Henderson <rth@redhat.com>
8942 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8943 remove flags clobber.
8944 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8945 (bswaphi_lowpart): New.
8946 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8947 remove TARGET_BSWAP test. Delete expander of the same name.
8949 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8950 (expand_unop): Use them.
8952 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8954 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8955 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8956 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8957 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8958 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8959 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8960 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8961 assembler dialect choice from asm templates.
8963 2007-02-12 Richard Henderson <rth@redhat.com>
8965 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8966 (fixuns_trunc<SSEMODEF>si2): Use it.
8967 * config/i386/sse.md (vec_setv4sf_0): Export.
8968 * config/i386/i386.c (ix86_build_const_vector): Export.
8969 (ix86_split_convert_uns_si_sse): Rename from
8970 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8971 * config/i386/i386-protos.h: Update.
8973 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8976 * c-typeck.c (c_finish_return): Improve warning message.
8978 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8980 * alias.c (find_symbolic_term): Delete unused function.
8982 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8984 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8985 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8986 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8988 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8990 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8991 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8992 the function, temporarily point the debug interface to the null one.
8994 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8996 * dwarf2out.c (round_up_to_align): New static function.
8997 (field_byte_offset): Use it to round the offset.
8999 2007-02-12 Richard Henderson <rth@redhat.com>
9001 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
9002 (inswl_const): Export.
9004 2007-02-12 Richard Henderson <rth@redhat.com>
9006 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
9007 result mode of the libcall, convert back to outmode.
9009 2007-02-12 Roger Sayle <roger@eyesopen.com>
9011 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
9012 (bswapdi2): New define_expand to implement 32-bit implementation.
9014 2007-02-12 Nick Clifton <nickc@redhat.com>
9016 * doc/invoke.texi (Overall Options): Document --help=.
9017 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
9018 (cc1_options): Pass --help= on to cc1.
9019 (display_help): Add description of --help=.
9020 (process_command): Add code to handle --help=. Allow translated
9021 --help and --target-help switches to be passed on to compiler
9023 (main): Remove unused if statement.
9024 * opts.c (columns): Remove.
9025 (LEFT_COLUMN): Define.
9026 (wrap_help): Add columns argument.
9027 (print_filtered_help): Change parameters to be an include bitmask,
9028 an exclude bitmask, an any bitmask and the column width. Move the
9029 code to display the params list here. Add code to display the
9030 status of options rather than their descriptions if the quiet flag
9032 (print_specific_help): Change parameters to be an include bitmask,
9033 an exclude bitmask and an any bitmask. Move code to look up the
9034 column width here. Decide upon the title for an options listing.
9035 (common_handle_options): Add code to handle --help=. Adapt code
9036 for --help and --target-help to use the revised form of the
9037 print_specific_help function.
9038 (print_help): Delete.
9039 (print_param_help): Delete.
9040 (print_switch): Delete.
9041 * opts.h (cl_lang_count): Add prototype.
9042 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
9043 CL_MAX_OPTION_CLASS): New defines.
9044 * optc-gen.awk: Add construction of cl_lang_count.
9045 * c.opt: Add Warning attribute to warning options and Optimization
9046 attribute to optimization options.
9047 * common.opt: Likewise.
9049 Add -fhelp and -ftarget-help as aliases for the transformed --help
9050 and --target-help options.
9051 * opt-functions.awk: Add code to handle Warning and Optimization
9054 2007-02-12 Richard Henderson <rth@redhat.com>
9056 * config/alpha/constraints.md: New file.
9057 * config/alpha/alpha.c: Include tm-constrs.h.
9058 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
9059 alpha_extra_constraint): Remove.
9060 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
9061 * config/alpha/alpha-protos.h: Update.
9062 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
9063 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
9064 (EXTRA_CONSTRAINT): Remove.
9065 * config/alpha/alpha.md: Include constraints.md.
9066 (adddi splitter): Use satisfies_constraint_*.
9067 * config/alpha/predicates.md (add_operand): Likewise.
9068 (sext_add_operand, addition_operation): Likewise.
9070 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
9072 PR tree-optimization/29145
9073 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
9074 in our handling of restrict qualified pointers.
9076 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9079 * doc/invoke.texi (Wunused-value): Update description.
9080 (Wextra): Delete item.
9081 * opts.c (set_Wextra): Don't use the value of Wextra to set the
9082 value of Wunused-value.
9083 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
9084 (c_finish_stmt_expr): Don't check extra_warnings.
9085 (emit_side_effect_warnings): The caller is responsible to check
9088 2007-02-11 Roger Sayle <roger@eyesopen.com>
9089 Matt Thomas <matt@3am-software.com>
9091 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
9093 2007-02-11 Roger Sayle <roger@eyesopen.com>
9095 * simplify-rtx.c (simplify_relational_operation_1): Optimize
9096 comparisons of POPCOUNT against zero.
9097 (simplify_const_relational_operation): Likewise.
9099 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9101 * doc/invoke.texi (Wextra): Delete outdated paragraph.
9103 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9105 * dwarf2out.c (root_type): Delete unused function.
9107 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9109 * genattrtab.c (contained_in_p): Delete unused function.
9110 (write_expr_attr_cache): Likewise.
9112 2007-02-11 Jan Hubicka <jh@suse.cz>
9114 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
9117 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
9119 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
9120 to add the REG_EQ* note.
9121 * see.c (see_merge_one_use_extension): Likewise.
9122 * local-alloc.c (update_equiv_regs): Likewise. Also don't
9123 turn REG_EQUAL notes into REG_EQUIV notes if the target
9124 register may have more than one set.
9125 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
9126 * gcse.c (try_replace_reg): Likewise.
9127 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
9128 * calls.c (fixup_tail_calls): Likewise. Abort if there is
9129 more than one REG_EQUIV note.
9130 * reload1.c (gen_reload): Use set_unique_reg_note.
9132 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
9134 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
9135 (ix86_builtin_conversion): New function.
9137 2007-02-06 Mark Mitchell <mark@codesourcery.com>
9140 * tree.h (DECL_REPLACEABLE_P): New macro.
9141 * except.c (set_nothrow_function_flags): Likewise.
9143 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
9144 Ira Rosen <irar@il.ibm.com>
9145 Dorit Nuzman <dorit@il.ibm.com>
9147 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
9148 * targhooks.c (default_builtin_vectorized_conversion): New.
9149 * targhooks.h (default_builtin_vectorized_function): New declaration.
9150 * target.h (struct vectorize): Add builtin_conversion field.
9151 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
9152 stmt_vec_info_type value.
9153 (vectorizable_conversion): New declaration.
9154 * tree-vect-analyze.c (vect_analyze_operations): Add
9155 vectorizable_conversion call.
9156 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
9157 * tree-vect-transform.c (vectorizable_conversion): New function.
9158 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
9159 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
9161 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
9162 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
9163 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
9164 or ALTIVEC_BUILTIN_VCFSX.
9166 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9169 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
9170 CONST_DOUBLE and operand 0 is a hard register.
9171 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
9172 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
9173 is a hard floating-point register.
9175 2007-02-10 Richard Henderson <rth@redhat.com>
9176 Jakub Jelinek <jakub@redhat.com>
9177 Alexandre Oliva <aoliva@redhat.com>
9179 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
9180 * builtin-types.def (BT_WORD): Make unsigned.
9181 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
9182 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
9183 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
9184 * c-decl.c (grokdeclarator): Don't error if !have_tls.
9185 * c-parser.c (c_parser_omp_threadprivate): Likewise.
9186 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
9188 * expr.c (emutls_var_address): New.
9189 (expand_expr_real_1): Expand emulated tls.
9190 (expand_expr_addr_expr_1): Likewise.
9191 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
9192 * output.h (emutls_finish): Declare.
9193 * toplev.c (compile_file): Call it.
9194 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
9195 address before wrapping in CONST.
9196 * varasm.c (emutls_htab, emutls_object_type): New.
9197 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
9198 (get_emutls_object_name, get_emutls_object_type): New.
9199 (get_emutls_init_templ_addr, emutls_decl): New.
9200 (emutls_common_1, emutls_finish): New.
9201 (assemble_variable): When emulating tls, swap decls; generate
9202 constructor for the emutls objects.
9203 (do_assemble_alias): When emulating tls, swap decl and target name.
9204 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
9206 * varpool.c (decide_is_variable_needed): Look at force_output.
9207 Recurse for emulated tls.
9208 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
9209 with decide_is_variable_needed.
9210 * emutls.c: New file.
9211 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
9212 tls_object for real tls.
9214 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9216 PR rtl-optimization/29599
9217 * reload1.c (eliminate_regs_in_insn): Take the destination
9218 mode into account when computing the offset.
9220 2007-02-09 Stuart Hastings <stuart@apple.com>
9221 Richard Henderson <rth@redhat.com>
9223 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9224 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9225 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
9226 fixuns_truncdfhi2): New.
9227 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
9228 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
9229 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
9230 (floatunssidf2): Allow nonimmediate source.
9231 * config/i386/sse.md (movdi_to_sse): New.
9232 (vec_concatv2di): Drop '*'.
9233 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
9234 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9235 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
9237 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
9238 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9239 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
9240 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
9241 (ix86_build_signbit_mask): Fix decl of v, refactor to call
9242 ix86_build_const_vector.
9243 (x86_emit_floatuns): Rewrite.
9245 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9247 * genautomata.c (longest_path_length): Delete unused function.
9248 (struct state): Delete unused longest_path_length.
9249 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
9250 (get_free_state): Delete unused.
9252 2007-02-09 Jan Hubicka <jh@suse.cz>
9254 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
9255 * doc/invoke.texi (inline-unit-growth): Update default value.
9257 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
9258 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
9259 (rebuild_cgraph_edges): Likewise.
9260 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
9261 (dump_cgraph_node): Dump frequencies.
9262 (cgraph_clone_edge): Add frequency scales.
9263 (cgraph_clone_node): Add freuqnecy.
9264 * cgraph.h (cgraph_edge): Add freuqnecy argument.
9265 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
9266 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
9267 * tree-pass.h (TODO_rebuild_frequencies): New constant.
9268 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
9269 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
9270 (save_inline_function_body): Likewise.
9271 * ipa-inline.c: inluce rtl.h
9272 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
9273 (cgraph_edge_badness): Use frequencies.
9274 (cgraph_decide_recursive_inlining): Update clonning.
9275 (cgraph_decide_inlining_of_small_function): Dump frequency.
9276 * predict.c (estimate_bb_frequencies): Export.
9277 * predict.h (estimate_bb_frequencies): Declare.
9278 * tree-inline.c (copy_bb): Watch overflows.
9279 (expand_call_inline): Update call of cgraph_create_edge.
9280 (optimize_inline_calls): Use TODO flags to update frequnecies.
9281 * passes.h: Include predict.h
9282 (init_optimization_passes): Move profile ahead.
9283 (execute_function_todo): Handle TODO_rebuild_frequencies.
9285 2007-02-09 Roger Sayle <roger@eyesopen.com>
9287 * config/alpha/alpha.c (emit_insxl): Force the first operand of
9288 the insbl or inswl pattern into a register.
9290 2007-02-09 Roger Sayle <roger@eyesopen.com>
9292 * config/ia64/ia64.md (bswapdi2): New define_insn.
9294 2007-02-09 Richard Henderson <rth@redhat.com>
9296 * config/i386/constraints.md (Ym): New constraint.
9297 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
9298 (movdi_1_rex64): Split sse and xmm general register moves from
9299 memory move alternatives. Use conditional register constraints.
9300 (movsf_1, movdf_integer): Likewise.
9301 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9302 (movdf_integer_rex64): New.
9303 (pushsf_rex64): Fix output constraints.
9304 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
9305 (sse2_stored): Likewise.
9306 (sse2_storeq_rex64): New.
9307 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
9308 amd and not generic.
9309 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
9310 for optimize_size. Remove SF/DFmode hack.
9312 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9314 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
9317 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
9318 Richard Sandiford <richard@codesourcery.com>
9320 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
9321 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
9322 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
9323 m68k/t-mlib to tmake_file.
9324 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
9325 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
9326 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
9327 Allow it to be cf or m68k. Set m68k_arch_family. If that
9328 variable is not empty, add t-$m68k_arch_family to tmake_file.
9329 Add t-mlibs to tmake_file.
9330 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
9331 * config/m68k/t-cf: New file.
9332 * config/m68k/t-m68k: Likewise.
9333 * config/m68k/t-mlibs: Likewise.
9334 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9335 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9336 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9337 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9338 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
9340 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
9341 (INSTALL_LIBGCC): Delete.
9342 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9343 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9344 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9345 (M68K_MLIB_CPU): Define.
9346 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9347 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9348 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
9350 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9351 Richard Guenther <rguenther@suse.de>
9354 * fold-const.c (fold_comparison): Handle obfuscated comparisons
9355 against INT_MIN/INT_MAX.
9356 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
9357 file if a loop is removed.
9359 2007-02-09 Joseph Myers <joseph@codesourcery.com>
9361 * calls.c (store_one_arg): Pass correct alignment to
9362 emit_push_insn for non-BLKmode values.
9363 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
9364 unaligned stack slot via a suitably aligned slot.
9366 2007-02-08 DJ Delorie <dj@redhat.com>
9368 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
9370 (legal_subregs): Use unsigned char, make const.
9371 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
9373 2007-02-08 Paul Brook <paul@codesourcery.com>
9375 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
9376 special interworking needed.
9378 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
9380 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
9381 conditional to __SSE2__.
9382 (Entries below should have been added to first ChangeLog
9383 entry for amdfam10 dated 2007-02-05)
9384 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
9386 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
9388 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9391 2007-02-08 DJ Delorie <dj@redhat.com>
9393 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9394 * config/m32c/m32c.c (legal_subregs): New.
9395 (m32c_illegal_subreg_p): New.
9396 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9397 unsupported subregs of hard regs.
9399 2007-02-08 Jan Hubicka <jh@suse.cz>
9401 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9402 the same one; always update histograms.
9404 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9406 * passes.c (init_optimization_passes): Tidy comment.
9408 2007-02-08 Roger Sayle <roger@eyesopen.com>
9410 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9411 strip zero_extend, bswap and rotates from POCOUNT's argument.
9412 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9413 zero_extend and rotates from PARITY's argument.
9414 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9415 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9416 of an integer constant at compile-time.
9418 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9421 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9423 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9426 * tree-ssa-live.c (remove_unused_locals): Do not remove
9427 TREE_ADDRESSABLE variables.
9428 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9429 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9430 FOR_CLOBBER. Update all users.
9431 If VAR has an associated alias set, add a virtual operand for
9432 it if no alias is found to conflict with the memory reference.
9434 2007-02-07 Jan Hubicka <jh@suse.cz>
9435 Robert Kidd <rkidd@crhc.uiuc.edu>
9437 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9439 2007-02-07 Ian Lance Taylor <iant@google.com>
9441 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9443 2007-02-07 Roger Sayle <roger@eyesopen.com>
9445 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9446 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9447 tablejumpdi, movsi_to_cr_one): Remove constraints from
9448 define_expand's match_operands.
9450 2007-02-07 Roger Sayle <roger@eyesopen.com>
9452 * global.c (compute_regsets): Move declatation of "i" inside of
9453 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9455 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9458 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9459 of INDIRECT_REF <RESULT_DECL>.
9461 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9463 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9464 Kaz Kojima <kkojima@gcc.gnu.org>
9467 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9469 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9471 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9473 * doc/loop.texi: Document possibility not to perform disambiguation
9474 of loops with multiple latches.
9475 * cfgloopmanip.c (alp_enum_p): Removed.
9476 (add_loop): Handle subloops. Use get_loop_body_with_size.
9477 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9478 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9479 the new forwarder block.
9480 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9481 Handle the case latch is NULL.
9482 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9483 when marking loop exits.
9484 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9486 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9487 disambiguate_loops_with_multiple_latches.
9488 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9489 before fix_loop_structure.
9490 * cfgloop.c: Include pointer-set.h and output.h.
9491 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9492 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9493 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9494 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9495 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9496 disambiguate_multiple_latches, get_loop_body_with_size,
9497 disambiguate_loops_with_multiple_latches): New functions.
9498 (flow_loop_dump): Dump multiple latch edges.
9499 (flow_loop_nodes_find): Handle loops with multiple latches.
9500 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9501 (glb_enum_p): Modified.
9502 (get_loop_body): Use get_loop_body_with_size.
9503 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9504 (AVOID_CFG_MODIFICATIONS): New constant.
9505 (disambiguate_loops_with_multiple_latches, add_loop,
9506 get_loop_body_with_size): Declare.
9507 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9509 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9512 * global.c (compute_regsets): New function.
9513 (global_alloc): Refactored ELIMINABLE_REGSET
9514 and NO_GLOBAL_ALLOC_REGS computation out.
9515 (rest_of_handle_global_alloc): Call compute_regsets()
9516 for non-optimizing case.
9518 2007-02-06 Richard Henderson <rth@redhat.com>
9520 * config/i386/constraints.md (Y2): Rename from Y.
9521 (Yi): New constraint.
9522 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9523 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9524 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9525 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9526 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9527 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9528 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9529 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9530 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9531 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9532 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9533 vec_extractv2si_1): Change Y constraints to Y2.
9534 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9535 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9536 Change Y constraints to Y2.
9537 (sse2_loadld): Change Y constraints to x.
9539 2007-02-06 Roger Sayle <roger@eyesopen.com>
9541 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9542 (parity<mode>2): New define_expand using rs6000_emit_parity.
9543 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9544 rs6000_emit_parity): New functions.
9545 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9546 rs6000_emit_parity): Prototype here.
9548 2007-02-06 Ian Lance Taylor <iant@google.com>
9550 * lower-subreg.c (simple_move_operand): Reject CONST.
9551 (resolve_clobber): Call validate_change rather than directly
9552 assigning to XEXP (pat, 0).
9554 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9556 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9557 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9558 (tree-cfg.o): Remove hashtab.h dependency.
9560 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9561 (struct ivopts_data): Change niters to pointer_map_t.
9562 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9563 (niter_for_exit): Create pointer_map on demand. Change for
9565 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9566 (free_loop_data): Destroy data->niters if created and reset field.
9567 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9568 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9570 * tree-ssa-reassoc.c: Include pointer-set.h.
9571 (bb_rank): Change to long *.
9572 (operand_rank): Change to pointer_map_t.
9573 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9574 (insert_operand_rank): Accept long.
9575 (operand_entry_hash, operand_entry_eq): Remove.
9576 (get_rank): Return long. Adjust for changes above.
9577 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9579 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9581 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9582 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9583 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9585 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9586 directly since it cannot be NULL.
9587 (get_vi_for_tree): Rewrite for pointer_map API.
9588 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9589 (init_alias_vars): Create vi_for_tree as pointer_map.
9590 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9592 * tree-cfg.c: Don't include hashtab.h.
9593 (edge_to_cases): Declare as pointer_map.
9594 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9596 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9597 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9598 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9600 (record_switch_edge): Delete.
9601 (get_cases_for_edge): Adjust for pointer_map API, inline
9602 record_switch_edge (rewritten for new API), remove goto.
9604 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9606 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9607 * tree-nested.c: Include pointer-set.h.
9608 (var_map_elt, var_map_eq, var_map_hash): Delete.
9609 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9611 (nesting_info_bitmap_obstack): New.
9612 (lookup_field_for_decl): Adjust for pointer_map API.
9613 (lookup_tramp_for_decl): Adjust for pointer_map API.
9614 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9615 (get_local_debug_decl): Adjust for pointer_map API.
9616 (convert_nl_goto_reference): Adjust for pointer_map API.
9617 (convert_nl_goto_receiver): Adjust for pointer_map API.
9618 (create_nesting_tree): Create outside GGC space. Create bitmap on
9619 the new obstack. Create field_map and var_map as pointer_maps.
9620 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9622 (lower_nested_functions): Move root here, no need to NULL it.
9623 Initialize and release the obstack.
9625 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9627 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9628 Remove prototypes and make them non-static.
9629 (struct tree_int_map): Remove.
9630 * tree.h (struct tree_int_map): Move here, turning TO into an
9632 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9634 * tree.h (TREE_COMPLEXITY): Remove.
9635 (struct tree_exp): Remove complexity field.
9636 * tree.c (build1_stat): Don't set it.
9638 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9639 Victor Kaplansky <victork@il.ibm.com>
9641 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9642 (vect_is_simple_reduction): Support reduction with induction as
9643 one of the operands.
9644 (vect_is_simple_iv_evolution): Fix formatting.
9645 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9646 formatting. Don't mark induction phis for vectorization.
9647 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9648 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9649 (vect_get_vec_def_for_operand): Support induction.
9650 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9652 (vectorizable_reduction): Support reduction with induction as one of
9654 (vectorizable_type_demotion): Use def-type of stmt argument rather
9655 than dummy def-type.
9657 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9658 flag_tree_scev_cprop.
9659 * common.opt (tree-scev-cprop): New flag.
9661 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9662 call to vect_get_new_vect_var.
9664 2007-02-06 Ira Rosen <irar@il.ibm.com>
9666 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9667 vectype is not NULL.
9668 (vect_pattern_recog_1): Likewise.
9670 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9672 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9673 (fold_negate_expr): Likewise.
9675 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9678 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9679 even if cv-qualification is the same.
9681 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9683 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9684 __enable_execute_stack on completion.
9686 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9688 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9689 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9690 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9691 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9692 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9693 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9694 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9695 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9697 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9699 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9700 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9701 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9702 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9703 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9704 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9705 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9706 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9707 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9708 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9709 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9710 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9711 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9712 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9713 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9714 sqrtextenddfxf2_i387): Added amdfam10_decode.
9716 * config/i386/athlon.md (athlon_idirect_amdfam10,
9717 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9718 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9719 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9720 athlon_ivector_store_amdfam10): New define_insn_reservation.
9721 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9724 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9726 * config/i386/athlon.md (athlon_call_amdfam10,
9727 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9728 define_insn_reservation.
9729 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9730 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9731 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9733 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9735 * config/i386/athlon.md (athlon_sseld_amdfam10,
9736 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9737 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9739 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9741 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9742 define_insn_reservation.
9743 * config/i386/i386.md (sseins): Added sseins to define_attr type
9744 and define_attr unit.
9745 * config/i386/sse.md: Set type attribute to sseins for insertq
9748 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9750 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9751 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9752 ssecomi_load_amdfam10, ssecomi_amdfam10,
9753 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9754 define_insn_reservation.
9755 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9757 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9759 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9760 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9761 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9762 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9763 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9764 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9765 define_insn_reservation.
9767 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9768 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9769 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9770 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9771 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9773 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9775 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9776 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9777 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9778 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9779 athlon_ssemul_load_k8): Added amdfam10.
9781 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9783 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9784 (x86_sse_unaligned_move_optimal): New variable.
9786 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9788 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9789 for unaligned vector SSE double/single precision loads for AMDFAM10.
9791 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9793 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9794 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9795 Define TARGET_CPU_DEFAULT_amdfam10.
9796 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9797 (processor_type): Add PROCESSOR_AMDFAM10.
9799 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9800 processor_type in config/i386/i386.h.
9801 Enable imul peepholes for TARGET_AMDFAM10.
9803 * config.gcc: Add support for --with-cpu option for amdfam10.
9805 * config/i386/i386.c (amdfam10_cost): New variable.
9806 (m_AMDFAM10): New macro.
9807 (m_ATHLON_K8_AMDFAM10): New macro.
9808 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9809 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9810 x86_promote_QImode, x86_integer_DFmode_moves,
9811 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9812 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9813 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9814 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9815 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9816 Enable/disable for amdfam10.
9817 (override_options): Add amdfam10_cost to processor_target_table.
9818 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9819 processor_alias_table.
9820 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9821 (ix86_adjust_cost): Add code for amdfam10.
9823 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9825 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9826 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9827 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9828 * config/i386/i386.h: Add builtin definition for SSE4A.
9829 * config/i386/i386.md: Add support for ABM instructions
9831 * config/i386/sse.md: Add support for SSE4A instructions
9832 (movntss, movntsd, extrq, insertq).
9833 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9834 Add -march=amdfam10 flag.
9835 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9836 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9838 * doc/extend.texi: Add documentation for SSE4A builtins.
9840 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9842 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9844 2007-02-05 Richard Guenther <rguenther@suse.de>
9846 * tree-vectorizer.h (vectorizable_function): Add argument type
9847 argument, change return type.
9848 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9849 * tree-vect-transform.c (vectorizable_function): Handle extra
9850 argument, return vectorized function decl.
9851 (build_vectorized_function_call): Remove.
9852 (vectorizable_call): Handle calls with result and argument types
9853 differing. Handle loop vectorization factor correctly.
9854 * targhooks.c (default_builtin_vectorized_function): Adjust for
9856 * targhooks.h (default_builtin_vectorized_function): Likewise.
9857 * target.h (builtin_vectorized_function): Add argument type
9859 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9860 extra argument, allow vectorizing of lrintf.
9861 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9862 documentation of target hook.
9864 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9867 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9868 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9869 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9871 2007-02-05 Roger Sayle <roger@eyesopen.com>
9873 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9874 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9875 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9876 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9877 before canonicalizing sincos to cexpi.
9878 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9880 2007-02-05 Roger Sayle <roger@eyesopen.com>
9882 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9883 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9884 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9886 2007-02-05 Roger Sayle <roger@eyesopen.com>
9888 * mips-tfile.c (initialize_init_file): Correct endianness test.
9890 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9892 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9895 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9897 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9898 saves in a PARALLEL before the register assignments.
9900 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9902 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9903 DWARF_FRAME_RETURN_COLUMN to be a general register.
9904 * dwarf2out.c (init_return_column_size): New function, split from...
9905 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9906 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9907 to be nongeneral registers.
9908 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9910 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9911 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9913 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9915 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9917 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9919 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9920 (remove_path): Use can_remove_branch_p and remove_branch instead
9921 of loop_delete_branch_edge.
9922 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9923 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9924 Update profile using scale_dominated_blocks_in_loop.
9925 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9926 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9927 (can_remove_branch_p, remove_branch): Declare.
9928 * tree-cfg.c (tree_can_remove_branch_p): New function.
9929 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9930 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9931 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9933 2007-02-05 Jan Hubicka <jh@suse.cz>
9936 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9937 nodes in cgraph, don't remove offline copy of the function.
9939 2007-02-04 Jan Hubicka <jh@suse.cz>
9941 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9942 vectors might cause maybe_lookup_element_for_expr to be called
9943 on non-sra-candidate.
9945 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9947 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9948 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9949 spelling conventions.
9951 2007-02-04 Richard Guenther <rguenther@suse.de>
9954 * fold-const.c (try_move_mult_to_index): Make sure to not
9955 overflow one dimension of a multi-dimensional array access.
9957 2007-02-04 Jan Hubicka <jh@suse.cz>
9959 * passes.c (init_optimization_passes): Reindent.
9961 2007-02-04 Jan Hubicka <jh@suse.cz>
9962 Eric Botcazou <ebotcazou@adacore.com>
9964 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9965 (execute_fixup_cfg): Break out the abnormal goto code.
9966 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9967 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9968 (optimize_inline_calls): Call make_nonlocal_label_edges.
9970 2007-02-04 Jan Hubicka <jh@suse.cz>
9972 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9973 true when something was changed.
9974 (rename_ssa_copies): When something was changed, do
9975 TODO_remove_unused_locals.
9976 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9977 add TODO_remove_unused_locals when instruction was removed.
9979 2007-02-04 Jan Hubicka <jh@suse.cz>
9981 * ipa-inline.c (try_inline): Improve debug output; work on already
9983 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9984 call try_inline for already inlined edges too when flattening;
9985 inline also functions that make callee growth but overall unit size
9988 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9990 * config/m32c/bitops.md, config/m32c/jump.md,
9991 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9992 config/m32r/m32r.h, config/m32r/m32r.md,
9993 config/m32r/predicates.md, config/m68hc11/larith.asm,
9994 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9995 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9996 config/mips/mips-protos.h, config/mips/mips.c,
9997 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9998 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9999 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
10000 spelling conventions.
10002 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
10003 Follow spelling conventions.
10005 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
10007 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
10008 warn about C++0x compatibility.
10010 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10012 * config/h8300/h8300.c, config/h8300/h8300.h,
10013 config/h8300/h8300.md: Follow spelling conventions.
10015 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
10017 PR middle-end/30667
10018 * combine.c (try_combine): Do not substitute source operand
10019 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
10021 2007-02-03 Jan Hubicka <jh@suse.cz>
10023 PR gcov-profile/30650
10024 * value-prof.c (stringop_block_profile): Fix handling of size counter;
10025 do not divide by zero for never executed counters.
10026 (tree_find_values_to_profile): Fix counters.
10027 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
10029 2007-02-03 Ian Lance Taylor <iant@google.com>
10031 * lower-subreg.c (simple_move_operand): New static function,
10032 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
10034 (simple_move): Call simple_move_operand.
10035 (find_decomposable_subregs): Add special handling of MEMs.
10036 (can_decompose_p): Rename from cannot_decompose_p. Reverse
10037 meaning of return value. If we see a hard register, test whether
10038 it can store a word_mode value. Change all callers.
10040 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10042 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
10043 ftrapv insns and expanders.
10044 (subdi3): Change define_expand operand 1 to arith11_operand, and
10045 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
10046 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
10047 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
10050 PR middle-end/30174
10051 * varasm.c (notice_global_symbol): Treat global objects as weak when
10052 flag_shlib is true.
10054 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10056 * emit-rtl.c (dconstpi): Delete.
10057 (dconstsqrt2): New.
10058 (init_emit_once): Delete dconstpi and init dconstsqrt2.
10059 * real.h (dconstpi): Delete.
10060 (dconstsqrt2): New.
10061 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
10062 (fold_builtin_hypot): Likewise.
10064 2007-02-03 Tom Tromey <tromey@redhat.com>
10067 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
10068 -gcoff3, -gxcoff3, -gvms3 implies -dD.
10070 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
10072 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
10073 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
10074 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
10075 config/rs6000/cell.md, config/rs6000/darwin.h,
10076 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
10077 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
10078 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
10079 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
10080 typos. Follow spelling conventions.
10081 * doc/invoke.texi: Follow spelling conventions.
10083 2007-02-03 Roger Sayle <roger@eyesopen.com>
10085 * simplify-rtx.c (simplify_relational_operation_1): Implement some
10086 canonicalization transformations that attempt to simplify integer
10087 constant comparisons to become comparisons against zero.
10089 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10091 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
10093 * fold-const.c (fold_binary): Fix comment typos. Fold complex
10094 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
10096 2007-02-02 Mike Stump <mrs@apple.com>
10098 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
10099 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
10100 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
10101 generate a branch island.
10103 2007-02-02 Bob Wilson <bob.wilson@acm.org>
10105 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
10106 (xtensa_legitimate_address_p): New.
10107 (xtensa_legitimize_address): New.
10108 (xtensa_output_addr_const_extra): New.
10109 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
10111 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
10112 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
10113 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
10114 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
10115 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
10116 (xtensa_legitimize_address): New.
10117 (xtensa_output_addr_const_extra): New.
10119 2007-02-02 Steve Ellcey <sje@cup.hp.com>
10121 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
10123 2007-02-02 Ian Lance Taylor <iant@google.com>
10125 * expmed.c (expand_divmod): Add comment.
10127 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
10129 * emit-rtl.c (renumber_insns): Remove.
10130 * flags.h: Remove the extern for flag_renumber_insns.
10131 * rtl.h: Remove the prototype for renumber_insns.
10132 * toplev.c (flag_renumber_insns): Remove.
10134 2007-02-02 Hui-May Chang <hm.chang@apple.com>
10136 Revert for x86 darwin:
10137 2005-06-19 Uros Bizjak <uros@kss-loka.si>
10139 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
10140 code before the following patch under TARGET_MACHO.
10141 (ix86_function_value_regno_p): Likewise.
10143 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10145 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
10148 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10151 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
10152 general or fp registers. Add comments.
10153 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
10155 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
10157 * pointer-set.c (insert_aux): Only return insertion slot.
10158 (pointer_set_insert): Adjust.
10159 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
10160 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
10161 pointer_map_traverse): New.
10162 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
10163 pointer_map_create, pointer_map_destroy, pointer_map_insert,
10164 pointer_map_contains, pointer_map_traverse): Declare.
10166 2007-02-02 Jakub Jelinek <jakub@redhat.com>
10168 PR middle-end/30473
10169 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
10170 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
10172 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10174 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
10176 (struct _dep): New type.
10177 (dep_t): New typedef.
10178 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
10179 (DEP_STATUS): New access macro. The macro with the same name was
10180 renamed to DEP_LINK_STATUS.
10181 (dep_init): Declare function
10183 (struct _dep_link): New type.
10184 (dep_link_t): New typedef.
10185 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
10186 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
10187 (DEP_LINK_STATUS): New macro.
10188 (debug_dep_links): New debug function.
10190 (struct _deps_list): New type.
10191 (deps_list_t): New typedef.
10192 (DEPS_LIST_FIRST): New access macro.
10193 (FOR_EACH_DEP_LINK): New cycle macro.
10194 (create_deps_list, free_deps_list, delete_deps_list): Declare
10196 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10197 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10198 (copy_deps_list_change_con): Ditto.
10200 (move_dep_link): Declare function.
10202 (struct _dep_node): New type.
10203 (dep_node_t): New typedef.
10204 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
10206 (struct haifa_insn_data.back_deps): New field to hold backward
10207 dependencies of the insn.
10208 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
10210 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
10211 Change its type to deps_list_t.
10212 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
10213 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
10214 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
10216 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
10218 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
10220 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
10222 (dep_cost): Declare.
10224 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
10225 (ds_to_dk, dk_to_ds): New functions.
10227 (init_dep_1): New static function.
10228 (init_dep): New function.
10229 (copy_dep): New static function.
10231 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
10233 (detach_dep_link): New static function.
10234 (move_dep_link): New function.
10236 (dep_links_consistent_p, dump_dep_links): New static functions.
10237 (debug_dep_links): New debugging function.
10239 (deps_obstack, dl_obstack, dn_obstack): New static variables.
10241 (alloc_deps_list, init_deps_list): New static functions.
10242 (create_deps_list): New function.
10243 (clear_deps_list): New static function.
10244 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
10245 (deps_list_consistent_p, dump_deps_list): New static functions.
10246 (debug_deps_list): New function.
10247 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
10249 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
10251 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
10252 use new scheduler dependencies lists.
10253 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
10254 (sched_analyze): Ditto. Initialize dependencies lists.
10255 (add_forw_dep, compute_forward_dependences): Update to use new
10256 scheduler dependencies lists.
10258 (init_dependency_caches): Init deps_obstack.
10259 (free_dependency_caches): Free deps_obstack.
10261 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
10262 new scheduler dependencies lists.
10263 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
10264 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10266 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
10267 Update to use new scheduler dependencies lists.
10268 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
10269 (debug_dependencies): Ditto.
10270 (schedule_region): Update comments.
10272 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
10273 scheduler dependencies lists.
10274 (schedule_ebb): Update comments.
10276 * rtl.def (DEPS_LIST): Remove.
10278 * lists.c (unused_deps_list): Remove.
10279 (free_list): Update assertions.
10281 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
10282 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10284 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
10285 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10287 * haifa-sched.c (comments): Update.
10288 (insn_cost1): Remove. Inline the code into insn_cost ().
10289 (insn_cost): Update to use new scheduler dependencies lists. Move
10290 processing of the dependency cost to dep_cost ().
10291 (dep_cost): New function. Use it instead of insn_cost () when
10292 evaluating cost of the dependency. Use compatible interface to
10293 interact with the target.
10294 (priority): Update to use new scheduler dependencies lists.
10295 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
10296 with greater number of insns that depend on the insn.
10297 (schedule_insn): Update to use new scheduler dependencies lists. Add
10298 code to free backward dependencies lists. Inline and optimize code
10299 from resolve_dep () - see PR28071.
10300 (ok_for_early_queue_removal): Update to use new scheduler dependencies
10301 lists. Update call to targetm.sched.is_costly_dependence hook.
10303 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10304 scheduler dependencies lists.
10306 (resolve_dep): Remove. Move the logic to schedule_insn ().
10307 (init_h_i_d): Initialize dependencies lists.
10309 (process_insn_depend_be_in_spec): Rename to
10310 process_insn_forw_deps_be_in_spec. Update to use new scheduler
10311 dependencies lists.
10312 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
10313 Update to use new scheduler dependencies lists.
10314 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
10316 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
10317 new scheduler dependencies lists.
10318 (build_intra_loop_deps): Ditto.
10320 * target.h (struct _dep): Declare to use in
10321 gcc_target.sched.is_costly_dependence.
10322 (struct gcc_target.sched.adjust_cost): Fix typo.
10323 (struct gcc_target.sched.is_costly_dependence): Change signature to use
10324 single dep_t parameter instead of an equivalent triad.
10325 (struct gcc_target.sched.adjust_cost_2): Remove.
10327 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
10329 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
10331 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
10333 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
10335 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
10336 (REG_DEP_TRUE): Document.
10338 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
10339 Change signature to correspond to the targetm.sched.adjust_cost hook.
10340 Update use in TARGET_SCHED_ADJUST_COST_2.
10341 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
10342 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
10343 new scheduler dependencies lists.
10344 (ia64_gen_check): Ditto.
10346 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
10347 dependencies lists.
10349 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
10350 signature to correspond to the targetm.sched.is_costly_dependence hook.
10351 (is_costly_group): Update to use new scheduler dependencies lists.
10353 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
10354 instead of INSN_COST () macro.
10356 2007-02-01 Ian Lance Taylor <iant@google.com>
10358 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
10360 2007-02-01 Guy Martin <gmsoft@gentoo.org>
10362 * pa.md (tp_load): Correct mfctl instruction syntax.
10364 2007-02-01 Geoffrey Keating <geoffk@apple.com>
10366 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
10367 altivec_padding_size calculation on AIX. Improve comment, add
10368 assert to verify that it's right.
10370 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
10373 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
10375 PR inline-asm/28686
10376 * global.c (global_alloc): Add mising initialization of
10379 2007-02-01 Roger Sayle <roger@eyesopen.com>
10381 * alias.c (init_alias_analysis): Correct whitespace.
10382 * bb-reorder.c (fix_edges_for_rarely_executed_code,
10383 partition_hot_cold_basic_blocks): Likewise.
10384 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
10385 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
10386 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
10387 fold_builtin_snprintf_chk, fold_builtin_printf,
10388 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
10389 do_mpfr_arg3, do_mpfr_sincos): Likewise.
10390 * cfgcleanup.c (cleanup_cfg): Likewise.
10391 * cfgexpand.c (tree_expand_cfg): Likewise.
10392 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10393 * function.c (get_next_funcdef_no): Likewise.
10394 * gengtype.c (main): Likewise.
10395 * genmodes.c (main): Likewise.
10396 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10397 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10398 * ifcvt.c (noce_emit_move_insn): Likewise.
10399 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10401 * stor-layout.c (get_best_mode): Likewise.
10402 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10403 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10404 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10405 perform_var_substitution, solve_graph): Likewise.
10406 * tree-vrp.c (vrp_finalize): Likewise.
10408 2007-02-01 Ian Lance Taylor <iant@google.com>
10410 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10411 high part of a paradoxical subreg, return a constant zero.
10413 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10415 * toplev.c (lang_dependent_init): Call init_set_costs.
10416 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10418 2007-02-01 Richard Guenther <rguenther@suse.de>
10420 PR middle-end/30656
10421 * fold-const.c (fold_negate_expr): Allow negating a
10422 constant if overflow does not change.
10424 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10426 * doc/c-tree.texi (Expression trees): Improve markup.
10427 * doc/tm.texi (Register Classes, Addressing Modes)
10428 (Floating Point): Fix spacing after abbreviations. Fix some
10431 2007-02-01 Ben Elliston <bje@au.ibm.com>
10433 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10434 * doc/contrib.texi: Likewise.
10435 * doc/install.texi: Likewise.
10437 2007-01-31 Richard Henderson <rth@redhat.com>
10438 Ian Lance Taylor <iant@google.com>
10440 * lower-subreg.c: New file.
10441 * rtl.def (CONCATN): Define.
10442 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10443 pass_lower_subreg2.
10444 * emit-rtl.c (update_reg_offset): New static function, broken out
10445 of gen_rtx_REG_offset.
10446 (gen_rtx_REG_offset): Call update_reg_offset.
10447 (gen_reg_rtx_offset): New function.
10448 * regclass.c: Revert patch of 2006-03-05, restoring
10450 (clear_reg_info_regno): New function.
10451 * dwarf2out.c (concatn_loc_descriptor): New static function.
10452 (loc_descriptor): Handle CONCATN.
10453 * common.opt (fsplit_wide_types): New option.
10454 * opts.c (decode_options): Set flag_split_wide_types when
10456 * timevar.def (TV_LOWER_SUBREG): Define.
10457 * rtl.h (gen_reg_rtx_offset): Declare.
10458 (reg_scan_update): Declare.
10459 * regs.h (clear_reg_info_regno): Declare.
10460 * tree-pass.h (pass_lower_subreg): Declare.
10461 (pass_lower_subreg2): Declare.
10462 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10463 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10464 -fsplit-wide-types.
10465 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10466 * Makefile.in (OBJS-common): Add lower-subreg.o.
10467 (lower-subreg.o): New target.
10469 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10471 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10473 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10476 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10478 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10480 PR middle-end/29335
10481 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10483 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10485 * cfgloop.h: Include vec-prim.h.
10486 (enum li_flags): Remove LI_ONLY_OLD.
10487 (loop_iterator): Changed.
10488 (fel_next, fel_init): Iterate over loop tree.
10489 (FOR_EACH_LOOP_BREAK): New macro.
10490 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10492 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10493 * modulo-sched.c (sms_schedule): Ditto.
10494 * tree-vectorizer.c (vectorize_loops): Ditto.
10495 * doc/loop.texi: Update information on loop numbering and behavior of
10496 FOR_EACH_LOOP wrto new loops.
10497 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10498 add_to_evolution_1): Test nestedness of loops instead of comparing
10500 * tree-chrec.c (chrec_fold_plus_poly_poly,
10501 chrec_fold_multiply_poly_poly, chrec_evaluate,
10502 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10503 reset_evolution_in_loop): Ditto.
10504 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10506 2007-01-31 Dirk Mueller <dmueller@suse.de>
10508 * c-common.c (warn_about_parentheses): Separate warning about
10509 un-parenthized sequence of comparison operators from the one
10510 which is supposed to warn about x <= y <= z.
10512 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10514 * optabs.h (enum optab_index): Add new OTI_isinf.
10515 (isinf_optab): Define corresponding macro.
10516 * optabs.c (init_optabs): Initialize isinf_optab.
10517 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10519 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10520 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10522 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10523 expand_builtin_interclass_mathfn.
10524 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10525 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10526 (fxam<mode>2_i387): New insn pattern.
10527 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10528 built-in functions as x87 inline asm.
10530 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10532 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10534 2007-01-30 Eric Christopher <echristo@apple.com>
10536 * config.gcc: Add geode.
10538 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10540 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10541 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10542 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10543 value-prof.c: Fix comment typos.
10545 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10548 * doc/invoke.texi (Wpointer-arith): Document warning.
10550 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10552 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10553 the list of discrepancies from the draft TR.
10555 2007-01-30 Dirk Mueller <dmueller@suse.de>
10558 * doc/invoke.texi (-Wreturn-type): Update description to
10559 match new behavior.
10561 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10563 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10565 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10567 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10568 to handle optabs that operate on floating point input argument and
10569 output to integer output.
10570 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10571 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10572 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10573 expand_builtin_interclass_mathfn ().
10574 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10575 (ilogbsi2): Remove.
10576 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10577 ilogbl built-in functions as x87 intrinsics.
10579 2007-01-30 Richard Guenther <rguenther@suse.de>
10581 PR middle-end/27657
10582 * dwarf2out.c (reference_to_unused): Query varpool if the
10583 variable was output.
10585 2007-01-30 Richard Guenther <rguenther@suse.de>
10587 PR middle-end/30313
10588 * passes.c (execute_one_pass): Reset in_gimple_form to not
10589 confuse non-unit-at-a-time mode.
10591 2007-01-29 Roger Sayle <roger@eyesopen.com>
10592 Richard Guenther <rguenther@suse.de>
10594 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10595 avoid undefined behaviour on overflow. Use force_fit_type_double
10596 to construct the constant with the specified TREE_OVERFLOW.
10598 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10600 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10601 * config/dfp-bit.h: Ditto.
10603 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10605 * c-decl.c (pop_scope): Replace warnings with call to
10606 warn_for_unused_label.
10607 * c-common.h (warn_for_unused_label): Declare.
10608 * c-common.c (warn_for_unused_label): Define.
10610 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10612 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10615 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10617 * Makefile.in (USER_H): Remove decfloat.h.
10618 * ginclude/decfloat.h: Delete, moving contents to ...
10619 * ginclude/float.h: Add support for decimal floating point,
10620 guarded by __STDC_WANT_DEC_FP__.
10622 2007-01-29 Mike Stump <mrs@apple.com>
10624 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10625 Analysis and Representation to resolve case insensitive conflict.
10626 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10628 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10630 * tree.h (struct tree_memory_tag): Add aliases member.
10631 (MTAG_ALIASES): New macro.
10632 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10633 (add_may_alias): Remove pointer-set. Update for may_aliases being
10635 (mark_aliases_call_clobbered): Update for may_aliases being a
10637 (compute_tag_properties): Ditto.
10638 (create_partition_for): Ditto.
10639 (compute_memory_partitions): Ditto.
10640 (dump_may_aliases_for): Ditto.
10641 (is_aliased_with): Ditto.
10642 (add_may_alias_for_new_tag): Ditto.
10643 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10644 (compute_is_aliased): New function.
10645 (compute_may_aliases): Call compute_is_aliased).
10646 (init_alias_info): Initialize alias_bitmap_obstack.
10647 (union_alias_set_into): New function.
10648 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10649 (have_common_aliases_p): Rewrite to take two bitmaps and use
10651 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10652 Update for bitmaps.
10653 (finalize_ref_all_pointers): Update for add_may_alias changes.
10654 (new_type_alias): Ditto.
10655 * tree-flow-inline.h (may_aliases): Return a bitmap.
10656 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10657 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10658 may_aliases being a bitmap.
10659 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10660 may_aliases now returns a bitmap.
10661 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10663 * tree-ssa-operands.c (add_virtual_operand): Update for
10664 may_aliases being a bitmap.
10666 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10668 PR tree-optimization/30630
10669 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10670 variable as changed.
10672 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10675 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10676 expanded only once even if an error occurs.
10678 2007-01-29 Ben Elliston <bje@au.ibm.com>
10680 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10681 (__gcov_average_profiler): Likewise.
10682 (__gcov_ior_profiler): Likewise.
10683 (__gcov_merge_ior): Likewise.
10685 2007-01-28 Jan Hubicka <jh@suse.cz>
10687 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10688 * value-prof.c (stringop_block_profile): Likewise.
10690 2007-01-28 Jan Hubicka <jh@suse.cz>
10692 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10693 variant handling histograms; add wrapper.
10694 (clear_storage_via_libcall): Export.
10695 (emit_block_move_hints): Break out from ...; add histograms.
10696 (emit_block_move): ... this one.
10697 (clear_storage_hints): Break out from ...; add histograms.
10698 (clear_storage): ... this one.
10699 (set_storage_via_memset): Handle histogram.
10700 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10701 (clear_storage_hints, clear_storage_via_libcall): Declare.
10702 (set_storage_via_setmem): Update prototype.
10703 * doc/md.texi (movmem, setmem): Document new arguments.
10705 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10707 (stringop_block_profile): New global function.
10708 (tree_stringops_values_to_profile): Profile block size and alignment.
10709 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10711 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10712 (stringop_block_profile): Declare.
10713 * builtins.c: Include value-prof.h.
10714 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10715 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10716 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10717 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10718 * profile.c (instrument_values): Add new counters.
10719 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10721 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10722 (tree_init_edge_profiler): Build new profilers.
10723 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10724 (pass_tree_profile): Add dump.
10725 (tree_profile_hooks): Update.
10726 * Makefile.in (LIBGCOV): Add new constants.
10727 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10728 __gcov_ior_profiler): New.
10729 * i386.md (movmem/setmem expanders): Add new optional arguments.
10731 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10733 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10735 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10737 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10738 (tree_unswitch_single_loop): Pass eni_size_weights to
10739 tree_num_loop_insns.
10740 * tree-ssa-loop-manip.c: Include tree-inline.h.
10741 (can_unroll_loop_p): Pass eni_size_weights to
10742 tree_num_loop_insns.
10743 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10744 Pass eni_size_weights to estimate_num_insns.
10745 * tree.h (init_inline_once): Export.
10746 * toplev.c (backend_init): Call init_inline_once.
10747 * cgraphunit.c (cgraph_process_new_functions,
10748 cgraph_analyze_function): Pass eni_inlining_weights to
10749 estimate_num_insns.
10750 * ipa-inline.c (compute_inline_parameters): Ditto.
10751 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10752 to estimate_num_insns.
10753 (try_unroll_loop_completely): Pass eni_size_weights to
10754 tree_num_loop_insns.
10755 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10756 ot estimate_num_insns.
10757 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10758 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10759 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10760 eni_time_weights): New variables.
10761 (init_inline_once): Initialize them.
10762 (struct eni_data): Mew.
10763 (estimate_num_insns_1, estimate_num_insns): Use weights.
10764 * tree-inline.h (struct eni_weights_d): New.
10765 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10766 (estimate_num_insns): Declaration changed.
10767 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10768 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10769 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10771 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10773 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10774 relations in the conflict function is valid.
10776 2007-01-27 Ian Lance Taylor <iant@google.com>
10778 * common.opt: Add fstrict-overflow.
10779 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10780 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10781 (TYPE_OVERFLOW_UNDEFINED): Define.
10782 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10784 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10785 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10786 (fold_negate_expr): Likewise.
10787 (make_range): Likewise.
10788 (extract_muldiv_1): Likewise.
10789 (maybe_canonicalize_comparison): Likewise.
10790 (fold_comparison): Likewise.
10791 (fold_binary): Likewise.
10792 (tree_expr_nonnegative_p): Likewise.
10793 (tree_expr_nonzero_p): Likewise.
10794 * tree-vrp.c (compare_values): Likewise.
10795 (extract_range_from_binary_expr): Likewise.
10796 (extract_range_from_unary_expr): Likewise.
10797 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10799 (nowrap_type_p): Likewise.
10800 * tree-scalar-evolution.c (simple_iv): Likewise.
10801 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10802 (build_range_check): Likewise.
10803 (extract_muldiv_1): Likewise.
10804 (fold_comparison): Likewise.
10805 * tree-vrp.c (vrp_int_const_binop): Likewise.
10806 (extract_range_from_unary_expr): Likewise.
10807 * convert.c (convert_to_integer): Likewise.
10808 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10809 (fold_comparison): Likewise.
10810 (fold_binary): Likewise.
10811 * optabs.c (optab_for_tree_code): Likewise.
10812 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10813 * simplify-rtx.c (simplify_const_relational_operation): Check
10814 flag_strict_overflow and flag_trapv.
10815 (simplify_const_relational_operation): Likewise.
10816 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10817 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10820 2007-01-27 Roger Sayle <roger@eyesopen.com>
10822 * tree.c (tree_fold_gcd): Delete.
10823 * tree.h (tree_fold_gcd): Remove prototype.
10824 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10825 test whether one constant integer is a multiple of another. Instead
10826 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10827 * fold-const.c (multiple_of_p): We've determined both TOP and
10828 BOTTOM are integer constants so we can call int_const_binop directly
10829 instead of the more generic const_binop.
10831 2007-01-27 Roger Sayle <roger@eyesopen.com>
10833 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10834 1*X check that the constant hasn't overflowed, to preserve the
10836 (round_up): Provide an efficient implementation when rouding-up an
10837 INTEGER_CST to a power-of-two.
10839 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10841 * doc/sourcebuild.texi: Add comma for clarity.
10842 * doc/extend.texi: Fix some typos.
10843 * doc/passes.texi: Likewise.
10844 * doc/cppinternals.texi: Likewise.
10845 * doc/c-tree.texi: Likewise.
10846 * doc/tree-ssa.texi: Likewise.
10847 * doc/install.texi: Likewise.
10849 2007-01-27 Jan Hubicka <jh@suse.cz>
10851 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10852 (pass_sra): Do not require alias information.
10853 * passes.c (init_optimization_passes): Add SRA
10855 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10857 * tracer.c (rest_of_handle_tracer): We already cleaned
10858 up the CFG in tracer() so don't do it here again.
10859 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10860 cleanup_cfg here, either. And don't call renumber_insns.
10862 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10863 and BB_HEAD are in the insn stream here. Instead make sure
10864 that BB_INSN is valid on all insns. Also, do check here that
10865 there are no pending branch predictions...
10866 (rtl_verify_flow_info): ...instead of doing it here. Checks
10867 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10870 2007-01-26 Roger Sayle <roger@eyesopen.com>
10872 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10873 function to simplify/factorize operand order canonicalization.
10874 (ix86_fixup_binary_operands): Reorganize using the above function.
10875 (ix86_binary_operator_ok): Likewise.
10877 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10879 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10880 file scope from optimize_attrs.
10881 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10883 (optimize_attrs): Clear insn_code_values after freeing it.
10885 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10887 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10888 a parts.base assignment.
10890 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10892 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10893 (compute_subscript_distance, initialize_data_dependence_relation,
10894 finalize_ddr_dependent, analyze_ziv_subscript,
10895 analyze_siv_subscript_cst_affine,
10896 compute_overlap_steps_for_affine_univar,
10897 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10898 analyze_siv_subscript, analyze_miv_subscript,
10899 analyze_overlapping_iterations, subscript_dependence_tester_1,
10900 compute_self_dependence, free_dependence_relation): Work
10901 with affine_fn instead of chrecs.
10902 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10903 common_affine_function, affine_function_base,
10904 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10905 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10906 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10907 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10908 (all_chrecs_equal_p): Removed.
10909 * tree-data-ref.h (affine_fn, conflict_function): New types.
10910 (struct subscript): Change type of conflicting_iterations_in_a
10911 and conflicting_iterations_in_b.
10913 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10916 * config/pa/pa.h (TARGET_HPUX_11): New.
10917 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10918 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10920 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10921 Richard Guenther <rguenther@suse.de>
10923 * tree-ssa-structalias.c (solve_graph): Handle case
10924 we merged the variable to another.
10926 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10928 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10931 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10932 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10934 2007-01-25 DJ Delorie <dj@redhat.com>
10936 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10937 allow changes to modes which don't fit in those registers.
10939 * reload1.c (choose_reload_regs): Check for invalid subregs before
10940 computing their locations, not after.
10942 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10945 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10946 save Altivec registers in an eh_return function.
10947 (compute_vrsave_mask): Likewise.
10948 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10949 for saving Altivec registers.
10950 (rs6000_emit_prologue): Don't allocate stack twice in
10951 eh_return function. Correct expected value of altivec_save_offset
10952 when using save_world. Describe save of R0 to stack when using
10953 save_world. Describe stack pointer adjustment when using
10954 save_world. Remove duplicated eh_return parameter register saving.
10955 Update sp_offset variable after save_world.
10956 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10958 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10959 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10962 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10964 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10966 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10969 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10970 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10972 2007-01-25 Richard Guenther <rguenther@suse.de>
10974 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10975 * common.opt (-Wcoverage-mismatch): New warning option.
10976 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10977 if -Wcoverage-mismatch is given.
10979 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10981 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10982 (ipcp_driver): Change to static definition.
10983 Add dumping of the ifunctions.
10984 (constant_val_insert): Remove unused parameter. Support for SSA.
10985 (ipcp_propagate_const): Support for SSA.
10986 (ipcp_profile_bb_print): Print only analyzed nodes.
10987 (ipcp_replace_map_create): Remove support for Fortran constant
10989 * ipa-prop.c (ipa_method_modify_stmt,
10990 ipa_callsite_compute_param): Support for SSA.
10991 * ipa-prop.h (ipcp_driver): Remove declaration.
10992 (IS_VALID_TREE_MAP_INDEX): Add define.
10994 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10996 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10998 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11000 PR middle-end/30447
11001 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
11002 constant argument to cabs and do it without checking for
11003 -funsafe-math-optimizations.
11005 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
11007 * c-common.h (RID_FIRST_CXX0X): New.
11008 (RID_LAST_CXX0X): New.
11009 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
11011 * c.opt (Wc++0x-compat): New.
11012 * doc/invoke.texi (-Wc++0x-compat): Document.
11014 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11016 * builtins.c (fold_builtin_carg): New.
11017 (fold_builtin_1): Use it.
11019 2007-01-24 Jan Hubicka <jh@suse.cz>
11021 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
11023 * ipa-inline.c (initial_insns, max_insns): Delete.
11024 (compute_max_insns): New function.
11025 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
11026 of insns as base for code growth.
11027 (cgraph_decide_inlining): Make initial_insns local; do not compute
11029 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
11030 * doc/invoke.texi (inline-unit-growth): Update docs.
11032 2007-01-24 Jakub Jelinek <jakub@redhat.com>
11034 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
11035 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
11036 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
11037 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
11038 for CPUs that have PTA_CX16 set.
11040 PR middle-end/27416
11041 * gimplify.c (omp_check_private): New function.
11042 (gimplify_scan_omp_clauses): Use it for
11043 firstprivate/lastprivate/reduction.
11045 PR middle-end/30494
11046 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
11047 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
11049 PR middle-end/30421
11050 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
11051 If lower_lastprivate_clauses emits some statements, append them
11052 to dlist rather than body_p and to body_p append an initializer.
11053 (lower_omp_for): Adjust caller.
11055 2007-01-24 Steve Ellcey <sje@cup.hp.com>
11057 * target.h (globalize_decl_name): New.
11058 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11059 * output.h (default_globalize_decl_name): New.
11060 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
11062 (globalize_decl): Ditto.
11063 (default_globalize_decl_name): New.
11064 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
11065 (ia64_handle_version_id_attribute): New.
11066 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11067 (ia64_asm_output_external): Use globalize_decl_name instead
11068 of globalize_label.
11069 * doc/extend.texi (version_id): New pragma.
11070 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
11072 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11074 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
11075 _uleb128_t and _Unwind_SWord with _sleb128_t.
11076 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
11077 uw_frame_state_for, uw_update_context_1): Likewise.
11078 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
11079 * unwind-pe.h (read_uleb128, read_sleb128,
11080 read_encoded_value_with_base): Likewise.
11081 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
11083 2007-01-24 Richard Guenther <rguenther@suse.de>
11085 * builtins.c (expand_builtin_cexpi): Get the fndecl
11086 for cexp in the correct way.
11088 2007-01-24 Jan Hubicka <jh@suse.cz>
11090 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
11092 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11094 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
11095 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
11096 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
11097 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
11098 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
11099 __SIZEOF_PTRDIFF_T__.
11100 * doc/cpp.texi: Documentation for the new builtin macros added.
11102 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
11104 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
11105 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
11106 instead of operands[2] to avoid access past the end of array.
11108 2007-01-24 Richard Sandiford <richard@codesourcery.com>
11110 * reload1.c (emit_reload_insns): Pass the reload register
11111 for a non-spill output reload through forget_old_reloads_1.
11113 2007-01-23 Joseph Myers <joseph@codesourcery.com>
11115 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11116 _SOFT_DOUBLE if doubles use software floating-point.
11117 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
11118 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11119 * config/rs6000/darwin-ldouble.c: Also compile functions for
11120 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
11121 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11122 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
11123 commented-out long double override.
11124 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
11125 * config/rs6000/eabispe.h: Likewise.
11126 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
11127 long double for non-SPE.
11128 (rs6000_handle_option): Likewise.
11129 (invalid_e500_subreg): Disallow more subregs involding DImode,
11130 DFmode, TImode or TFmode.
11131 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
11133 (legitimate_lo_sum_address_p): Also check for TFmode for E500
11135 (rs6000_legitimize_address): Also handle TFmode for E500 double.
11136 (rs6000_legitimize_reload_address): Also handle TFmode for E500
11138 (rs6000_legitimate_address): Also check for TFmode for E500
11140 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
11141 (spe_build_register_parallel): Handle TFmode and TCmode.
11142 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
11144 (function_arg): Handle TFmode and TCmode for E500 double.
11145 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
11147 (print_operand): Handle TFmode and TImode for %y.
11148 (rs6000_generate_compare): Handle TFmode comparisons for E500
11150 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
11151 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
11152 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
11153 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
11154 TFmode for E500 double.
11155 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
11156 (floatsidf2): Enable for E500 double.
11157 (movtf_softfloat): Use rs6000_nonimmediate_operand.
11158 (extenddftf2): Change to extenddftf2_fprs.
11159 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
11160 depending on TARGET_E500_DOUBLE.
11161 (extendsftf2): Enable for E500 double.
11162 (trunctfdf2): Enable for E500 double.
11163 (trunctfsf2): Change to trunctfsf2_fprs.
11164 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
11165 depending on TARGET_E500_DOUBLE.
11166 (floatsitf2): Enable for E500 double.
11167 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
11168 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
11169 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
11170 (negtf2): Change to negtf2_internal.
11171 (negtf2): New expander.
11172 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
11173 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
11174 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
11175 (movdi_internal32): Use rs6000_nonimmediate_operand.
11176 (unnamed splitter): Likewise.
11177 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
11178 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
11179 (SPE64TF, DITI): New mode macros.
11180 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
11183 (frob_<mode>_di_2): New.
11184 (frob_tf_di_8_2): New.
11185 (frob_di_df): Change to frob_di_<mode>; allow more modes.
11187 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
11189 (frob_ti_<mode>_8_2): New.
11190 (frob_ti_tf_2): New.
11191 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
11192 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
11194 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
11195 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
11196 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
11197 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
11198 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
11199 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
11202 2007-01-23 Ian Lance Taylor <iant@google.com>
11204 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
11206 (OBJS-archive): Reformat, alphabetize.
11207 (OBJS): Change out_object_file to OBJS-md.
11209 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
11211 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11212 JUMP_P and CALL_P predicates where applicable.
11213 * config/i386/i386.c: Ditto.
11214 * config/i386/i386.md: Ditto.
11215 * config/i386/mmx.md: Ditto.
11216 * config/i386/predicates.md: Ditto.
11218 2007-01-22 Andreas Schwab <schwab@suse.de>
11220 * config/m68k/m68k.h: Fix comment.
11222 2007-01-22 Jan Hubicka <jh@suse.cz>
11224 * passes.c (init_optimization_passes): Do not rerun
11225 pass_early_warn_uninitialized.
11227 2007-01-22 Richard Guenther <rguenther@suse.de>
11229 PR tree-optimization/30038
11230 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
11232 (execute_cse_sincos_1): Likewise.
11233 (execute_cse_sincos): Likewise.
11234 (gate_cse_sincos): Likewise.
11235 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
11236 the cexpi() canonicalization of sincos().
11237 * tree-pass.h (pass_cse_sincos): Declare.
11238 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
11240 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11242 PR rtl-optimization/29329
11243 * combine.c (replaced_rhs_insn): Rename to i2mod.
11244 (replaced_rhs_value): Rename to i2mod_new_rhs.
11245 (i2mod_old_rhs): New global variable.
11246 (combine_instructions): Adjust for above change. Save a copy of
11247 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
11248 note are substituted in the second instruction.
11249 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
11250 ditch the note if it pertains to the second eliminated register
11251 and this register is mentioned in i2mod_old_rhs.
11254 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
11256 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
11257 the insn to which the note was originally attached.
11259 2007-01-21 Jan Hubicka <jh@suse.cz>
11261 * ipa-inline.c (inlining_mode): Comment, move up.
11262 (cgraph_decide_inlining_incrementally): Do not perform inlining
11263 itself; fix handling of flattening of self recursive functions.
11264 (cgraph_find_cycles): Remove.
11265 (cgraph_flatten_node): Remove.
11266 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
11267 (try_inline): New function.
11268 (cgraph_early_inlining): Update call of
11269 cgraph_decide_inlining_incrementally. Apply inlining here.
11270 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
11272 2007-01-21 Dirk Mueller <dmueller@suse.de>
11275 * tree-vrp.c (check_array_bounds): do not warn
11276 about ADDR_EXPR's of ARRAY_REF's which are immediately
11277 used in binary expressions.
11279 2007-01-21 Ira Rosen <irar@il.ibm.com>
11281 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
11282 read_write_dep and macros for its access.
11283 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
11284 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
11285 argument, call vect_check_interleaving for every independent pair of
11286 data-refs. Mark loads that access the same memory location as a store
11288 (vect_check_dependences): Remove.
11289 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
11290 call, fix the call to vect_analyze_data_ref_dependence.
11291 (vect_analyze_data_ref_access): For statements that access the same
11292 data-ref, check that they are not stores; for loads, check that there
11293 is no store that access the same location.
11295 2007-01-20 Roger Sayle <roger@eyesopen.com>
11296 Joseph Myers <joseph@codesourcery.com>
11298 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
11299 (-fdump-rtl-stack): Likewise.
11300 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
11301 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
11302 (-mpt-fixed): Use @minus{} for minus sign.
11303 (Using Precompiled Headers): Fix under/overfull hbox.
11305 2007-01-20 Jan Hubicka <jh@suse.cz>
11307 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
11308 place within annotation.
11310 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11312 * pa.c (output_move_double): Change array size of xoperands to 4.
11314 2007-01-20 Jan Hubicka <jh@suse.cz>
11316 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
11319 2007-01-19 Ian Lance Taylor <iant@google.com>
11321 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
11322 constant to unsigned HOST_WIDE_INT before negating.
11324 2007-01-19 Ian Lance Taylor <iant@google.com>
11326 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
11328 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
11329 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11330 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
11331 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
11332 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11333 (realloc_vdef, realloc_vuse): Change second parameter to
11335 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
11336 fields to unsigned.
11337 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
11338 unsigned. Change x and lim locals to unsigned.
11339 (realloc_vdef, realloc_vuse): Change num_elem parameter to
11341 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
11342 (copy_virtual_operands): Change i and n locals to unsigned.
11344 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11346 PR middle-end/29335
11347 * builtins.c (fold_builtin_1): Handle builtin fdim.
11349 2007-01-20 Jan Hubicka <jh@suse.cz>
11351 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
11352 * tree-ssa-structalias.c (compute_points_to_sets): Do call
11353 init_alias_heapvars.
11354 (init_alias_heapvars): Initialize only when not already initialized.
11355 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
11357 2007-01-19 Roger Sayle <roger@eyesopen.com>
11359 * common.opt (fsigned-zeros): New command line option.
11360 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
11361 of flag_unsafe_math_optimizations.
11362 * opts.c (set_fast_math_flags): The -ffast-math command line option
11363 implies -fno-signed-zeros.
11364 (fast_math_flags_set_p): Likewise.
11366 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
11367 the documentation of -ffast-math appropriately. Wrap long lines.
11369 2007-01-19 Steve Ellcey <sje@cup.hp.com>
11371 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
11372 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
11374 2007-01-19 Tomas Bily <tbily@suse.cz>
11376 * cgraphunit.c (cgraph_finalize_function): Updating of pid
11378 (tree_init_ic_make_global_vars): New function
11379 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
11380 (tree_gen_ic_profiler): New function
11381 (tree_gen_ic_func_profiler): New function
11382 (tree_profiling): Added calling of tree_gen_ic_func_profiler
11383 (tree_profile_hooks): Added hook for indirec/virtual calls
11384 * value-prof.c (tree_find_values_to_profile): New case for
11386 (tree_values_to_profile): Call for determining indirect/virtual
11388 (tree_indirect_call_to_profile): New function
11389 (tree_ic_transform): New function
11390 (tree_ic): New function
11391 (find_func_by_pid): New function
11392 (init_pid_map): New function
11393 (tree_value_profile_transformations): Added check for
11394 indirect/virtual call transformation
11395 * value-prof.h (enum hist_type): New counter type for
11396 indirect/virtual calls
11397 (profile_hooks): Added new hook for profiling indirect/virtual
11399 * profile.c (instrument_values): New case for indirect/virtual
11401 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11402 (GCOV_COUNTER_V_INDIR): New counter type
11403 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11404 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11406 * cgraph.c: Definition of cgraph_max_pid
11407 (cgraph_create_node): Default init of pid attribute
11408 * cgraph.h: Declaration of cgraph_max_pid
11409 (struct cgraph_node): Added pid attribute
11410 * libgcov.c (__gcov_indirect_call_profiler): New function
11411 (__gcov_one_value_profiler_body): New function
11412 (__gcov_one_value_profiler): Body was moved to
11413 __gcov_one_value_profiler_body and calls it
11415 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11417 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11418 * gengtype.c (write_types_data, write_func_for_structure,
11419 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11420 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11421 (walk_type, write_func_for_structure): Generate the mark_hook if
11424 2007-01-19 Jan Hubicka <jh@suse.cz>
11426 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11427 'early' argument take inlining mode argument specifying whether to
11428 inline for size/speeed or all functions; add support for flattening;
11430 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11432 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11435 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11436 the name of the declared identifier.
11438 2007-01-19 Dirk Mueller <dmueller@suse.de>
11440 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11441 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11442 duplicate evaluation.
11444 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11446 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11447 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11448 to XFMode, use acosxf2 and truncate result to requested mode.
11449 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11450 (asin<mode>2): Similarly, with asin expanders.
11451 (*fscalexf4_i387): Rename from *fscalexf4.
11452 (expNcorexf3): New expander.
11453 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11454 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11455 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11456 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11457 patterns for SSE math.
11458 (exp10<mode>2): Similarly, with exp10 expanders.
11459 (exp2<mode>2): Similarly, with exp2 expanders.
11460 (expm1<mode>2): Similarly, with expm1 expanders.
11461 (ldexp<mode>3): Similarly, with ldexp expanders.
11462 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11463 Use gen_truncxf<mode>2_i387_noop to truncate result.
11465 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11467 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11468 for ColdFire targets.
11470 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11471 Richard Sandiford <richard@codesourcery.com>
11473 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11474 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11475 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11476 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11477 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11478 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11480 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11482 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11483 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11484 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11485 (*adddi_dilshr32_cf): New pattern.
11486 (adddi3, subdi3): Remove first alternatives.
11488 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11490 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11491 implemented using move.l, do not use its cc result for floating-point
11494 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11496 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11497 from accepting 's' constraints if flag_pic.
11499 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11501 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11502 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11503 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11504 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11506 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11508 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11509 ColdFire alternatives.
11510 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11511 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11512 architectures that support ff1 instruction.
11514 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11515 Julian Brown <julian@codesourcery.com>
11517 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11518 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11519 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11522 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11524 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11526 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11527 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11528 HOST_WIDE_INT instead of an rtx.
11529 (m68k_rtx_costs): Update call accordingly.
11530 (output_move_const_into_data_reg): Likewise. Fix formatting.
11531 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11533 (output_move_simode_const): Update calls after above changes.
11534 Rework to use automatic variables and predicates like MEM_P.
11535 * config/m68k/m68k.md (pushexthisi_const): Update call to
11538 2007-01-19 Dirk Mueller <dmueller@suse.de>
11540 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11541 in dump_flags test.
11543 2007-01-19 Richard Guenther <rguenther@suse.de>
11545 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11546 via cexp in case sincos is not available.
11548 2007-01-19 Richard Guenther <rguenther@suse.de>
11550 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11551 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11552 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11553 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11554 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11555 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11556 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11557 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11559 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11561 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11563 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11564 (atan2xf3): Directly generate RTL pattern.
11565 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11566 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11567 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11568 disable patterns for SSE math.
11569 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11570 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11571 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11572 disable patterns for SSE math.
11574 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11576 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11578 2007-01-18 Roger Sayle <roger@eyesopen.com>
11580 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11581 VIEW_CONVERT_EXPR to the same type as it's operand.
11583 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11585 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11586 configured for long double 128.
11588 2007-01-18 Mike Stump <mrs@apple.com>
11590 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11593 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11595 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11598 2007-01-18 Jan Hubicka <jh@suse.cz>
11600 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11601 greater than NUM_VOP_FREE_BUCKETS.
11603 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11605 * tree-ssa-structalias.c: Update comments.
11606 (ptabitmap_obstack): Removed.
11607 (pta_obstack): New.
11608 (oldpta_obstack): Ditto.
11609 (stats): Add a few members.
11610 (struct variable_info): Remove node, complex, address_taken, and
11611 indirect_target members. Add oldsolution member.
11612 (new_var_info): Do not initialize removed members.
11613 (constraint_expr_type): Remove INCLUDES.
11614 (constraint_graph): Add size, implicit_preds, rep,
11615 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11616 (FIRST_REF_NODE): New macro.
11617 (LAST_REF_NODE): Ditto.
11618 (FIRST_ADDR_NODE): Ditto.
11619 (find): New function.
11621 (dump_constraint): Do not handle INCLUDES.
11622 (insert_into_complex): Do not insert duplicate constraints.
11623 (condense_varmap_nodes): Renamed and rewritten into ...
11624 (merge_node_constraints): This. Also fix bug in handling of
11625 offseted copy constraints.
11626 (clear_edges_for_node): No longer need to deal with preds at all,
11627 or removing associated preds/succs.
11628 (merge_graph_nodes): Deal with indirect_cycles.
11629 Don't deal with predecessors.
11630 (add_implicit_graph_edge): New function.
11631 (add_pred_graph_edge): Ditto.
11632 (add_graph_edge): Don't deal with predecessors.
11633 (build_constraint_graph): Removed.
11634 (build_pred_graph): New function.
11635 (build_succ_graph): Ditto.
11636 (struct scc_info): Removed in_component. Added roots, dfs, and
11637 node_mapping. Remove visited_index, unification_queue.
11638 (scc_visit): Deal with union-find we do now.
11639 Deal with cycles with REF nodes.
11640 (collapse_nodes): Renamed and rewritten to ...
11641 (unify_nodes): This.
11642 (process_unification_queue): Removed.
11643 (topo_visit): Cleanup
11644 (do_da_constraint): Use find.
11645 (do_sd_constraint): Ditto.
11646 (do_ds_constraint): Ditto.
11647 (do_complex_constraint): Ditto.
11648 (init_scc_info): Update for removed and added members.
11649 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11650 (find_indirect_cycles): This.
11651 (equivalence_class): New variable.
11652 (label_visit): New function.
11653 (perform_variable_substitution): Rewritten.
11654 (free_var_substitution_info): New function.
11655 (find_equivalent_node): Ditto.
11656 (move_complex_constraints): Ditto.
11657 (eliminate_indirect_cycles): Ditto.
11658 (solve_graph): Only propagate changed bits.
11659 Use indirect cycle elimination.
11661 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11662 (tree_id_eq): Renamed to ...
11663 (tree_vi_eq): This. Update for member change
11664 (insert_id_for_tree): Renamed and rewritten to ...
11665 (insert_vi_for_tree): This.
11666 (lookup_id_for_tree): Renamed and rewritten to ...
11667 (lookup_vi_for_tree): This.
11668 (get_id_for_tree): Renamed and rewritten to ...
11669 (get_vi_for_tree): Ditto.
11670 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11671 (process_constraint): Don't handle INCLUDES.
11672 Remove special ADDRESSOF case.
11673 (find_func_aliases): Rewrite to use vi functions instead of id
11675 (create_function_info_for): Ditto.
11676 (create_variable_info_for): Ditto.
11677 (intra_create_variable_infos): Ditto.
11678 (merge_smts_into): Ditto.
11679 (find_what_p_points_to): Ditto.
11680 (init_base_vars): Ditto.
11681 (init_alias_vars): Ditto.
11682 (remove_preds_and_fake_succs): New function.
11683 (dump_sa_points_to_info): Dump new stats.
11684 (dump_solution_for_var): Use find.
11685 (set_used_smts): Fix formatting.
11686 (compute_points_to_sets): Updated for new functions.
11687 (ipa_pta_execute): Ditto.
11689 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11690 Richard Sandiford <richard@codesourcery.com>
11692 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11694 * calls.c (expand_call): If the return value is a PARALLEL,
11695 extract its first member.
11696 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11697 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11698 use FUNCTION_EXTRA_EPILOGUE.
11699 (m68k_function_value): Return a PARALLEL if the return value
11700 is of a pointer type.
11701 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11702 (FUNCTION_EXTRA_EPILOGUE): Remove.
11703 * config/m68k/m68k.md (D0_REG): New constant.
11705 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11707 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11708 output a NOP for empty epilogues.
11710 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11712 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11713 before function. Extend register save check to include all
11714 registers, not just integer ones.
11716 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11718 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11719 (m68k_use_return_insn): ...this.
11720 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11721 * config/m68k/m68k.c (use_return_insn): Rename to...
11722 (m68k_use_return_insn): ...this.
11723 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11724 of USE_RETURN_INSN.
11726 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11728 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11729 nearest even, fix denormal rounding overflow.
11731 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11733 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11734 f%$smove and f%$move.
11735 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11736 (extendsfdf2_cf): Use fdmove instead of f%&move.
11737 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11738 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11742 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11745 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11747 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11748 (coldfire_single_format): Declare.
11749 (coldfire_double_format): Likewise.
11750 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11751 of qnan_msb_set to determine the lower bits of a canonical
11753 (encode_ieee_double): Likewise.
11754 (encode_ieee_quad): Likewise.
11755 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11756 (mips_single_format): Likewise.
11757 (ieee_double_format): Likewise.
11758 (mips_double_format): Likewise.
11759 (ieee_extended_motorola_format): Likewise.
11760 (ieee_extended_intel_96_format): Likewise.
11761 (ieee_extended_intel_128_format): Likewise.
11762 (ieee_extended_intel_96_round_53_format): Likewise.
11763 (ibm_extended_format): Likewise.
11764 (mips_extended_format): Likewise.
11765 (ieee_quad_format): Likewise.
11766 (mips_quad_format): Likewise.
11767 (vax_f_format): Likewise.
11768 (vax_d_format): Likewise.
11769 (vax_g_format): Likewise.
11770 (i370_single_format): Likewise.
11771 (i370_double_format): Likewise.
11772 (decimal_single_format): Likewise.
11773 (decimal_double_format): Likewise.
11774 (decimal_quad_format): Likewise.
11775 (c4x_single_format): Likewise.
11776 (c4x_extended_format): Likewise.
11777 (real_internal_format): Likewise.
11778 (coldfire_single_format): New real_format.
11779 (coldfire_double_format): Likewise.
11780 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11781 canonical_nan_lsbs_set.
11782 (pdp11_d_format): Likewise.
11783 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11784 if TARGET_COLDFIRE_CPU.
11786 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11788 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11789 (output_call, m68k_legitimize_call_address): Declare.
11790 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11791 parenthesees. Add support for a 'W' constraint.
11792 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11793 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11794 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11795 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11797 (override_options): Initialize them. Do not set flag_no_function_cse
11798 for TARGET_ID_SHARED_LIBRARY.
11799 (m68k_output_pic_call): Delete.
11800 (m68k_legitimize_call_address): New function.
11801 (print_operand): Remove the %o prefix. Handle the %p prefix.
11802 (output_call): New function.
11803 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11804 target address from the GOT if symbolic jumps are not allowed.
11805 * config/m68k/m68k.md (call, general_operand): Do not set
11806 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11807 Merge separate flag_pic and !flag_pic define_insns into...
11808 (*call, *call_value): ...these new patterns. Match the address
11809 rather than the containing MEM and require it to be a call_operand.
11810 Use output_call to generate the asm template.
11811 * config/m68k/predicates.md (const_call_operand): New predicate.
11812 (call_operand): Likewise.
11814 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11816 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11817 (STACK_GROWS_DOWNWARD): Define to 1.
11818 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11819 comments, emphasizing that these values are only defaults.
11820 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11821 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11823 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11825 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11827 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11828 Richard Sandiford <richard@codesourcery.com>
11830 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11831 (FP_REGNO_P): New macros.
11832 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11833 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11834 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11835 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11837 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11839 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11840 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11842 * config/m68k/t-floatlib: New file, extracting common code from...
11843 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11844 * config/m68k/t-uclinux: Here.
11845 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11846 routines on ColdFire targets.
11848 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11850 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11851 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11852 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11853 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11854 explicitly set MOTOROLA to 1.
11855 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11857 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11858 Nathan Sidwell <nathan@codesourcery.com>
11860 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11861 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11862 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11863 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11864 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11865 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11866 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11867 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11868 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11869 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11870 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11871 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11872 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11873 (DBX_REGISTER_NUMBER): Delete.
11874 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11875 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11876 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11878 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11880 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11881 * config/flat.h: New file.
11882 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11883 OBJECT_FORMAT_FLAT.
11884 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11885 indirect references for -msep-data or -mid-shared-library.
11886 Do not use PC-relative code addresses either.
11887 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11889 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11890 for shared libraries and crt1.o for executables. Use crti.o and
11892 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11893 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11894 Do not add -elf2flt or -shared-lib-id options here.
11895 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11896 Pass -shared-lib-id if -mid-shared-library, taking the library
11897 identifier from -mshared-library-id if given, otherwise
11899 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11900 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11901 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11902 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11903 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11904 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11906 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11907 jump sequence for ISA A and ISA A+.
11908 (PICJUMP): Likewise.
11910 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11912 * config.gcc (m68k-*-uclinux*): Base the port on the common
11913 and m68k GNU/Linux files rather than on the generic ELF ones.
11914 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11915 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11917 2007-01-18 Julian Brown <julian@codesourcery.com>
11918 Richard Sandiford <richard@codesourcery.com>
11920 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11921 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11922 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11924 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11925 80 unconditionally.
11926 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11928 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11930 * doc/install.texi: Document m68k-uclinuxoldabi.
11931 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11932 * config/m68k/uclinux-oldabi.h: New file, copied from
11933 config/m68k/uclinux.h.
11935 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11937 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11938 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11939 (m32r_compute_frame_size): Use unsigned for regno.
11940 (m32r_reload_lr): Use gen_frame_mem.
11942 (m32r_output_function_epilogue): Don't output the function epilogue
11944 (m32r_expand_epilogue): New.
11945 (direct_return): Return false if the function has the interrupt
11947 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11948 * config/m32r/m32r.md (epilogue): New expander.
11949 (return_lr, return_rte): New insns.
11950 (return): Make it expander.
11951 (return_normal): New expander.
11953 2007-01-18 Josh Conner <jconner@apple.com>
11956 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11957 support for UNLE, UNLT, UNGE, and UNGT.
11959 2007-01-18 Jan Hubicka <jh@suse.cz>
11961 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11962 * tree-tailcall (add_virtual_phis): Likewise.
11963 (optimize_tail_call): Return TODOs.
11964 (execute_tail_calls): Return TODOs.
11965 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11966 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11968 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11969 Cleanup cfg using TODO.
11970 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11971 * passes.c (execute_function_todo): When cleanup did something, remove
11973 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11974 (make_edges): Don't cleanup_cfg.
11976 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11978 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11979 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11980 operate on the top of stack.
11981 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11982 register handling of instructions that output to the second
11984 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11985 (move_for_stack_reg): Special-case check for dead destination
11986 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11988 * config/i386/i386.md (UNSPEC_TAN): New constant.
11989 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11990 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11991 to correctly model move of constant 1.0 to top stack slot.
11992 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11993 (unnamed peephole2 pattern): Remove corresponding peephole2
11994 pattern that optimizes tan insn and loading of constant 1.0.
11995 (tanxf2): Use fptanxf4_i387.
11996 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11997 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11998 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11999 disable patterns for SSE math.
12000 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
12001 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
12003 2007-01-18 Dirk Mueller <dmueller@suse.de>
12004 Richard Guenther <rguenther@suse.de>
12007 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
12008 * common.opt (Warray-bounds): Add new warning option.
12009 * c-opts.c (c_common_handle_option): Define -Warray-bounds
12011 * Makefile.in: make tree-vrp.o depend on toplev.h
12012 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
12014 (check_array_refs, check_array_bounds, check_array_ref): New.
12016 2007-01-18 Jan Hubicka <jh@suse.cz>
12018 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
12019 (execute_ssa_ccp): Return flags conditionally.
12020 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
12022 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
12024 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
12026 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
12027 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
12029 * Makefile.c (GTFILES): Add cfglayout.h.
12030 * gengtype.c (open_base_files): Likewise.
12031 * cfglayout.c (cfg_layout_function_footer,
12032 cfg_layout_function_header) Reindent to make gengtype happy.
12033 * cfglayout.h (cfg_layout_function_footer,
12034 cfg_layout_function_header): Add GTY(()) marker.
12036 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
12038 2007-01-18 Ben Elliston <bje@au.ibm.com>
12040 * genautomata.c (write_automata): Include xstrerror output in the
12041 error message if writing the DFA description file fails.
12043 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
12045 * config/mips/mips-protos.h (mips_output_external): Make it
12047 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
12048 * config/mips/mips.c (irix_output_external_libcall): Likewise.
12049 (extern_list): Likewise.
12050 (extern_head): Likewise.
12051 (TARGET_ASM_FILE_END): Likewise.
12052 (mips_file_end): Likewise.
12053 (mips_output_external): Rewritten.
12055 2007-01-18 Ben Elliston <bje@au.ibm.com>
12057 * genpreds.c (write_insn_preds_c): Only write out the function
12058 body for regclass_for_constraint if we have register constraints.
12060 2007-01-17 Tom Tromey <tromey@redhat.com>
12062 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
12063 * doc/install.texi (Testing): Use sourceware.org.
12064 (Binaries): Likewise.
12065 (Specific): Likewise.
12066 * doc/contrib.texi (Contributors): Use sourceware.org.
12068 2007-01-17 Anatoly Sokolov <aesok@post.ru>
12070 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
12071 (AVR_ENHANCED): Rename to ...
12072 (AVR_HAVE_MUL): ... new.
12073 (avr_enhanced_p): Rename to ...
12074 (avr_have_mul_p): ... new.
12075 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
12076 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
12077 * config/avr/avr.c (avr_enhanced_p): Rename to ...
12078 (avr_have_mul_p): ... new.
12079 (base_arch_s): Rename 'enhanced' to 'have_mul'.
12080 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
12081 'avr_enhanced_p' and 'enhanced'.
12082 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
12083 AVR_HAVE_MUL instead of AVR_ENHANCED.
12084 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12085 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
12086 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
12087 instead of AVR_ENHANCED.
12088 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12089 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
12090 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
12092 2007-01-17 Ian Lance Taylor <iant@google.com>
12094 * vec.h (VEC_reserve_exact): Define.
12095 (vec_gc_p_reserve_exact): Declare.
12096 (vec_gc_o_reserve_exact): Declare.
12097 (vec_heap_p_reserve_exact): Declare.
12098 (vec_heap_o_reserve_exact): Declare.
12099 (VEC_OP (T,A,reserve_exact)): New static inline function, three
12101 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
12102 negative parameter.
12103 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
12104 (VEC_OP (T,A,copy)) [all versions]: Likewise.
12105 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
12106 * vec.c (calculate_allocation): Add exact parameter. Change all
12108 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
12109 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
12110 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
12111 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
12112 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
12113 (vec_heap_p_reserve_exact): New function.
12114 (vec_heap_o_reserve_exact): New function.
12116 2007-01-17 Jan Hubicka <jh@suse.cz>
12118 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
12120 2007-01-17 Eric Christopher <echristo@apple.com>
12122 * config.gcc: Support core2 processor.
12124 2007-01-16 Jan Hubicka <jh@suse.cz>
12126 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
12127 the names, just unlink the chain so we don't crash on dangling pointers
12130 2007-01-16 Jan Hubicka <jh@suse.cz>
12132 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
12133 * tree-pass.h: Reorder to make IPA passes appear toegher.
12134 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
12135 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
12136 parameters, do not call early inliner.
12137 * ipa-inline.c: Update comments. Include tree-flow.h
12138 (cgraph_decide_inlining): Do not compute inlining parameters.
12139 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
12140 be called with function context set up.
12141 (pass_ipa_inline): Remove unreachable functions before pass.
12142 (cgraph_early_inlining): Simplify assuming to be called from the
12144 (pass_early_inline): New pass.
12145 (cgraph_gate_ipa_early_inlining): New gate.
12146 (pass_ipa_early_inline): Turn into simple wrapper.
12147 (compute_inline_parameters): New function.
12148 (gate_inline_passes): New gate.
12149 (pass_inline_parameters): New pass.
12150 (apply_inline): Move here from tree-optimize.c
12151 (pass_apply_inline): New pass.
12152 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
12154 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
12155 doing them by hand.
12156 (tree_function_versioning): Do not allocate dummy struct function.
12157 * tree-inline.h (optimize_inline_calls): Update prototype.
12158 * tree-optimize.c (execute_fixup_cfg): Export.
12159 (pass_fixup_cfg): Remove
12160 (tree_rest_of_compilation): Do not apply inlines.
12161 * tree-flow.h (execute_fixup_cfg): Declare.
12162 * Makefile.in (gt-passes.c): New.
12163 * passes.c: Include gt-passes.h
12164 (init_optimization_passes): New passes.
12165 (nnodes, order): New static vars.
12166 (do_per_function_toporder): New function.
12167 (execute_one_pass): Dump current pass here.
12168 (execute_ipa_pass_list): Don't dump current pass here.
12170 2007-01-16 Janis Johnson <janis187@us.ibm.com>
12172 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
12173 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
12175 2007-01-16 David Edelsohn <edelsohn@gnu.org>
12177 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
12178 (strong_alias): Define.
12179 (__gcc_qmul): Provide non-FMA for soft-float.
12180 (__gcc_qdiv): Same.
12185 (__gcc_qunord): New.
12195 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
12196 soft-float functions.
12197 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
12198 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
12199 about long double soft float.
12201 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
12202 Tehila Meyzels <tehila@il.ibm.com>
12204 * tree-vectorizer.h (is_pattern_stmt_p): New.
12205 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
12206 formatting (tabs instead of spaces). Cleanup and clarify setting
12207 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
12208 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
12209 (vectorizable_type_demotion): Check that types are integral.
12210 (vectorizable_type_promotion): Likewise.
12211 (vectorizable_store): Fix typo. Eliminate new-line at end of
12214 2007-01-16 Jan Hubicka <jh@suse.cz>
12216 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
12219 2007-01-15 Eric Christopher <echristo@apple.com>
12221 * ifcvt.c: Include vec.h, vecprim.h.
12222 (check_cond_move_block): New argument regs.
12223 Reorganize. Add registers used to regs.
12224 (cond_move_process_if_block): Use regs set above as
12227 2007-01-15 Eric Christopher <echristo@apple.com>
12229 * config/darwin.h: Update copyright.
12230 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
12231 (LINK_COMMAND_SPEC): Add -u.
12232 (LINK_SPEC): Fix umbrella for above.
12234 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
12236 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
12239 2007-01-15 Tom Tromey <tromey@redhat.com>
12241 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
12242 * doc/install.texi (Testing): Don't mention jacks.
12243 (Configuration): Document --enable-java-maintainer-mode. Move
12244 --with-java-home to libgcj-specific section. Document
12246 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
12248 2007-01-15 Jan Hubicka <jh@suse.cz>
12250 * tree-ssa-dce.c (DCE_TODOs): New.
12251 (propagate_necessity): Return if something changed.
12252 (eliminate_unnecessary_stmts): Likewise.
12253 (perform_tree_ssa_dce): Return TODO flags when needed.
12254 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
12256 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
12258 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
12259 (fyl2x_extend<mode>xf3_i387): New insn pattern.
12260 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
12261 patterns using X87MODEF12 mode macro. Extend operand 1
12262 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12263 (log10<mode>2): Ditto.
12264 (log2<mode>2): Ditto.
12265 (log1p<mode>2): Ditto.
12266 (logb<mode>2): Ditto.
12267 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
12268 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
12269 (*fxtractxf3_i387): Rename from *fxtractxf3.
12270 (fxtract_extend<mode>xf3_i387): New insn pattern.
12271 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
12272 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
12273 and gen_fyl2xxf3_i387().
12275 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
12277 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
12278 * cfgloopmanip.c (fix_loop_placement): Made static. Use
12279 get_loop_exit_edges. Changed return type to bool.
12280 * cfgloop.h (fix_loop_placement): Declaration removed.
12282 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
12284 * param.h (MIN_VECT_LOOP_BOUND): New.
12285 * params.def (MIN_VECT_LOOP_BOUND): New.
12286 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
12287 argument - minimum threshold for number of iterations.
12288 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
12289 argument to declaration.
12290 * tree-vect-analyze.c (vect_analyze_operations): Check value of
12291 MIN_VECT_LOOP_BOUND.
12292 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
12293 slpeel_tree_peel_loop_to_edge with additional argument.
12294 (vect_do_peeling_for_alignment): Likewise.
12295 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
12297 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
12300 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
12301 operands of size 1.
12303 2007-01-14 Jan Hubicka <jh@suse.cz>
12305 * tree-dfa.c (remove_referenced_var): New function.
12306 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
12307 prune referenced vars list too.
12308 * tree-flow.h (remove_referenced_var): Declare.
12310 2007-01-14 Jan Hubicka <jh@suse.cz>
12312 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
12314 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
12315 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
12316 * except.h (verify_eh_throw_table_statements): Kill prototype.
12317 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
12318 into call exrepssions.
12319 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
12321 * tree-cfg.c: Include pointer-set.h.
12322 (verify_node_sharing): Work on pointer set.
12323 (verify_eh_throw_stmt_node): New.
12324 (verify_stmts): Use pointers sets, verify throw_stmt.
12326 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
12328 * ipa-reference.c (analyze_function): Consider also addresses taken
12331 2007-01-12 Roger Sayle <roger@eyesopen.com>
12333 * c-typeck.c (null_pointer_constant_p): Replace use of
12334 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12335 (build_c_cast): Likewise.
12337 2007-01-12 Roger Sayle <roger@eyesopen.com>
12339 * tree.h (force_fit_type_double): Remove unused final argument.
12340 * c-common.c (constant_expression_warning): Replace use of
12341 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12342 (convert_and_check): Likewise.
12343 (shorten_compare): Update call to force_fit_type_double.
12344 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
12345 * convert.c (convert_to_pointer): Update call to
12346 force_fit_type_double.
12347 * fold-const.c (force_fit_type_double): Remove overflowed_const
12349 (int_const_binop, fold_convert_const_int_from_int,
12350 fold_convert_const_int_from_real, fold_div_compare,
12351 fold_sign_changed_comparison, fold_unary, fold_negate_const,
12352 fold_abs_const, fold_not_const): Remove the final argument from
12353 calls to force_fit_type_double.
12355 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12357 * configure.ac: Set insn to "nop" for spu-*-* also.
12358 * configure: Regenerate.
12360 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
12362 * builtins.def : Add BUILT_IN_FREE.
12364 2007-01-12 Jan Hubicka <jh@suse.cz>
12366 PR tree-optimization/30443
12367 * tree-inline.c (tree_function_versioning): Do not optimize when
12368 cloning for inlining.
12370 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
12372 * doc/loop.texi: Document recording of loop exits.
12373 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
12374 (update_single_exits_after_duplication,
12375 update_single_exit_for_duplicated_loop,
12376 update_single_exit_for_duplicated_loops): Removed.
12377 (duplicate_loop_to_header_edge): Do not call
12378 update_single_exits_after_duplication and
12379 update_single_exit_for_duplicated_loops.
12380 (loop_version): Do not update single_exit information.
12381 (fix_loop_structure): Use record_loop_exits instead of
12382 mark_single_exit_loops.
12383 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
12384 the lists of loop exits.
12385 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
12386 split_edge, merge_blocks): Update the lists of loop exits.
12387 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
12388 loop_optimizer_init.
12389 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
12390 of mark_single_exit_loops.
12391 (loop_optimizer_finalize): Call release_recorded_exits.
12392 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12393 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12394 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12395 update single exit information.
12396 * lambda-code.c (perfect_nestify): Ditto.
12397 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12398 (mark_single_exit_loops): Removed.
12399 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12400 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12401 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12403 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12404 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12405 (verify_loop_structure): Verify consistency of the exit lists.
12406 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12407 (set_single_exit): Removed.
12408 * cfgloop.h (struct loop_exit): New function.
12409 (struct loop): single_exit_ field replaced by exits field.
12410 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12411 (struct loops): Added exits hash.
12412 (mark_single_exit_loops, set_single_exit): Declaration removed.
12413 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12415 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12417 * doc/invoke.texi: Avoid use of @headitem.
12419 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12421 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12423 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12425 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12428 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12429 Richard Sandiford <richard@codesourcery.com>
12431 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12432 * config/m68k/m68k.opt: Resort options.
12433 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12435 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12436 Richard Sandiford <richard@codesourcery.com>
12438 * doc/invoke.texi: Document the macros that are defined by
12439 m68k's -mtune and -mhard-float options.
12440 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12441 (m68k_cpp_cpu_family): Likewise.
12442 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12443 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12444 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12445 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12446 (m68k_cpp_cpu_family): Likewise.
12448 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12450 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12451 macros besides mc68000 as tuning macros. Use a switch statement
12452 to set them and mcpu32.
12454 2007-01-12 Julian Brown <julian@codesourcery.com>
12456 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12457 (TARGET_68040_ONLY): Rename to...
12458 (TARGET_68040): ...this.
12459 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12460 * config/m68k/m68k.md: Likewise.
12462 2007-01-12 Julian Brown <julian@codesourcery.com>
12463 Nathan Sidwell <nathan@codesourcery.com>
12464 Richard Sandiford <richard@codesourcery.com>
12466 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12467 the -mcpu= argument associated with the --with-cpu setting.
12468 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12469 if different from the one implied by the -mcpu setting.
12470 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12471 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12472 * doc/invoke.texi: Mention ColdFire in the introduction to the
12473 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12474 -mno-div and -mhard-float options. Make -m68881 a synonym for
12475 -mhard-float. Document the previously-undocumented -m5206e,
12476 -m528x, -m5307 and -m5407 options. Tweak the existing option
12477 documentation for consistency.
12478 * doc/install.texi: Mention new --with-cpu arguments.
12479 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12480 default CPU if neither -mcpu nor -march are specified.
12481 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12482 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12483 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12484 using m68k_tune to decide between families that implement the
12485 same ISA. Use m68k_tune to set __mcfv4e__.
12486 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12487 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12488 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12489 (FL_ISA_C, FL_ISA_MMU): New macros.
12490 (MASK_COLDFIRE): Delete.
12491 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12492 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12493 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12494 (TARGET_HARD_FLOAT): Do not define here.
12495 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12496 (TUNE_68000): New macro.
12497 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12498 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12499 (TUNE_CFV2): Redefine in terms of m68k_tune.
12500 (uarch_type, target_device, fpu_type): New enums.
12501 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12502 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12503 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12504 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12505 (FL_FOR_isa_c): New macros.
12506 (m68k_isa): New enum.
12507 (m68k_target_selection): New structure.
12508 (all_devices, all_isas, all_microarchs): New tables.
12509 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12510 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12511 (MASK_ALL_CPU_BITS): Delete.
12512 (m68k_find_selection): New function.
12513 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12514 Map the legacy target options to a combination of the new ones.
12515 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12516 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12517 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12519 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12520 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12522 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12523 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12524 * config/m68k/m68k-devices.def: New file.
12526 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12527 Nathan Sidwell <nathan@codesourcery.com>
12529 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12530 (SUBTARGET_EXTRA_SPECS): New macros.
12531 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12532 use %(asm_cpu_spec) instead.
12533 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12534 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12535 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12536 (EXTRA_SPECS): Rename to...
12537 (SUBTARGET_EXTRA_SPECS): ...this.
12539 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12540 Richard Sandiford <richard@codesourcery.com>
12541 Julian Brown <julian@codesourcery.com>
12543 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12544 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12545 to the configuration's default CPU.
12546 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12547 Remove default masks.
12548 (m680[012]0-*-*): Set the default with_cpu to the first part of
12550 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12551 (m68k*-*-linux): Extend the --with-cpu handling to...
12552 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12553 and m68010. Don't set target_cpu_default2.
12554 * doc/install.texi: Document --with-cpu for m68k.
12555 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12556 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12557 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12558 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12559 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12560 (ASM_SPEC): Remove use of %(asm_cpu_default).
12561 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12562 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12563 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12564 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12565 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12566 (TARGET_DEFAULT): Delete.
12567 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12568 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12569 (CPP_CPU_SPEC): Delete.
12570 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12571 the appropriate string.
12572 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12573 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12574 (ASM_SPEC): Don't use %(asm_default_spec).
12575 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12576 TARGET_DEFAULT and add MASK_68881.
12577 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12579 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12581 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12582 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12583 MASK_68010 alongside MASK_68020.
12584 * doc/invoke.texi: Document -m68010.
12585 * config/m68k/m68k.opt (m68010): New.
12586 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12588 (TUNE_68010): New macro.
12589 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12590 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12591 (M68K_CPU_m68332): Add MASK_68010.
12592 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12593 fallback definition.
12594 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12596 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12597 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12598 to all entries that use MASK_68020.
12599 (output_move_simode_const, output_move_himode, output_move_qimode)
12600 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12601 instead of TARGET_68020 to select clr behavior. Remove comment
12602 about there being no TARGET_68010.
12603 * config/m68k/m68k.md: Likewise throughout.
12605 2007-01-12 Julian Brown <julian@codesourcery.com>
12607 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12608 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12609 * config/m68k/m68k.md: Likewise.
12611 2007-01-12 Julian Brown <julian@codesourcery.com>
12613 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12614 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12616 2007-01-12 Julian Brown <julian@codesourcery.com>
12618 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12619 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12620 * config/m68k/m68k.md: Likewise.
12622 2007-01-12 Julian Brown <julian@codesourcery.com>
12623 Richard Sandiford <richard@codesourcery.com>
12625 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12626 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12627 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12629 (TARGET_CPU32): Rename to...
12630 (TUNE_CPU32): ...this.
12631 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12632 (TUNE_CFV2): New macros.
12633 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12634 remove conditions that are implied by TARGET_68020.
12635 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12636 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12637 (m68k_output_function_epilogue): Likewise.
12638 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12639 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12640 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12641 non-68000 timings. Refactor multiplication and division costs.
12642 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12643 TUNE_CPU32 instead of TARGET_CPU32.
12644 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12645 and TUNE_68060 instead of TARGET_68060.
12646 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12647 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12649 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12650 && !TARGET_COLDFIRE" to choose between moveq and clr.
12651 Likewise in the unnamed movsf pattern.
12652 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12653 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12656 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12658 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12659 of tabbing before backslashes.
12661 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12663 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12664 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12665 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12667 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12669 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12670 find_interesting_uses_cond.
12671 (find_interesting_uses_cond): Use extract_cond_operands.
12672 (rewrite_use_compare): Use extract_cond_operands and
12673 force_gimple_operand_bsi. Do not call update_stmt.
12674 (determine_use_iv_cost_condition): Use extract_cond_operands.
12675 Return cheaper of using original bound and changing the exit bound.
12677 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12679 PR tree-optimization/29516
12680 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12681 most_expensive_mult_to_index, addr_to_parts,
12682 create_mem_ref, maybe_fold_tmr): Make the type of
12683 fields of TARGET_MEM_REF sizetype.
12684 (move_fixed_address_to_symbol, move_pointer_to_base):
12686 * tree.def (TARGET_MEM_REF): Add comment on types of
12689 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12691 * c-common.c (vector_types_convertible_p): Treat opaque types as
12692 always convertible if they have the same size, but not otherwise.
12694 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12696 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12697 Remove the b_unconditional field.
12698 (noce_try_sign_mask): Do not look at b_unconditional.
12699 (noce_process_if_block): Do not use merge_if_blocks. Update
12700 the CFG here. Do not set b_unconditional.
12701 (cond_move_process_if_block): Likewise.
12702 (find_cond_trap): Likewise.
12703 (check_cond_move_block): Require simple jump insns at the end
12704 of the basic block.
12706 2007-01-11 Jan Hubicka <jh@suse.cz>
12708 PR tree-optimization/1046
12709 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12710 when alias info is not ready.
12711 (pass_tail_recursion): Do not require aliasing.
12712 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12713 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12714 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12715 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12716 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12717 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12718 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12720 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12721 When aliasing is not build, mark statement as volatile.
12723 2007-01-11 Tom Tromey <tromey@redhat.com>
12725 PR preprocessor/15185, PR preprocessor/20989:
12726 * doc/cppopts.texi <-MT>: Update description of algorithm for
12727 computing default target.
12728 <-M, -MD>: Reword "basename" text.
12730 2007-01-11 Roger Sayle <roger@eyesopen.com>
12732 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12733 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12734 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12735 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12736 fold_builtin_bswap, real_constp, fold_builtin_pow,
12737 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12738 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12739 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12740 * convert.c (convert_to_pointer): Likewise.
12741 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12742 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12743 const_binop, fold_convert_const_int_from_int,
12744 fold_convert_const_int_from_real,
12745 fold_convert_const_real_from_real, sign_bit_p,
12746 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12747 fold_sign_changed_comparison, fold_unary, fold_comparison,
12748 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12749 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12750 * print-tree.c (print_node_brief, print_node): Likewise.
12751 * stor-layout.c (place_field, layout_type): Likewise.
12752 * tree-chrec.c (keep_cast): Likewise.
12753 * tree.c (build_vector, build_real, build_real_from_int_cst,
12754 build_complex): Likewise.
12756 2007-01-11 Roger Sayle <roger@eyesopen.com>
12758 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12759 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12761 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12763 * configure.ac (strict1_warn): Rename to strict_warn.
12764 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12765 cc_set_by_configure, quoted_cc_set_by_configure,
12766 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12767 all_boot_languages, all_stagestuff): Remove.
12768 (target_list): Remove bootstrap targets.
12769 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12770 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12771 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12772 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12773 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12774 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12775 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12776 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12777 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12778 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12779 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12780 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12781 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12782 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12783 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12784 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12785 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12786 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12787 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12788 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12789 (mostlyclean): Adjust.
12790 (clean, distclean): Don't mention bootstrap stuff.
12791 * configure: Regenerate.
12792 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12793 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12794 treelang/config-lang.in (stagestuff): Remove.
12795 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12796 stageprofile, stagefeedback, stagestuff): Remove mention.
12798 2007-01-11 Nick Clifton <nickc@redhat.com>
12800 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12802 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12803 (mcore_arith_K_S_operand): Run the test for the S constraint not
12804 the test for the M constraint.
12805 (mcore_addsub_operand): Do not accept integer values that are
12806 larger than 32 bits.
12807 * config/mcore/mcore.md: Remove unused constraints from split.
12808 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12809 (addsi3): Likewise.
12810 (allocate_stack): Likewise.
12811 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12812 operands to 32 bits.
12813 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12815 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12816 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12817 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12818 mcore_output_bclri, mcore_output_andn, output_inline_const,
12819 mcore_output_move, mcore_output_movedouble): Likewise.
12820 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12821 (output_inline_const): Likewise.
12822 (output_inline_const): Fix format strings used in sprintf
12824 * config/mcore/mcore-protos.h: Update prototypes for changed
12825 functions in mcore.c.
12826 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12827 HOST_WIDE_INT and not int.
12828 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12829 CONST_OK_FOR_N): Likewise.
12830 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12831 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12834 2007-01-10 Jan Hubicka <jh@suse.cz>
12836 * tree-vrp.c (remove_range_assertions): Release defs.
12837 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12838 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12840 2007-01-10 Paul Brook <paul@codesourcery.com>
12842 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12843 * config/arm/arm.md (mulsi3subsi): New insn.
12845 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12847 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12848 (tree_transform_and_unroll_loop): New.
12849 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12852 2007-01-10 Robert Kennedy <jimbob@google.com>
12854 * fold-const.c (fold_comparison): Fold comparisons like (x *
12855 1000 < 0) to (x < 0).
12857 2007-01-10 Ian Lance Taylor <iant@google.com>
12859 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12860 operands have the same priority.
12862 2007-01-10 Tom Tromey <tromey@redhat.com>
12864 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12865 (fold_binary): Likewise.
12866 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12867 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12868 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12869 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12870 * langhooks.h (struct lang_hooks): Removed field
12871 'can_use_bit_fields_p'.
12873 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12875 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12877 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12879 * function.c (get_last_funcdef_no): New function.
12880 * function.h (get_last_funcdef_no): Declare.
12881 * tree-inline.c (initialize_cfun): Add initialization.
12882 (tree_function_versioning): Cleanup.
12884 2007-01-10 Jan Hubicka <jh@suse.cz>
12886 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12889 2007-01-10 Sa Liu <saliu@de.ibm.com>
12890 Ben Elliston <bje@au.ibm.com>
12892 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12893 for SAVE_NONLOCAL and Pmode for any other save level.
12894 * spu-protos.h (spu_restore_stack_block): Declare.
12895 * spu.md (save_stack_block): Remove.
12896 (restore_stack_block): Call spu_restore_stack_block.
12897 * spu.c (spu_restore_stack_block): New function.
12898 (spu_expand_epilogue): Remove old comment.
12900 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12902 PR tree-optimization/30322
12903 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12904 (cand_value_at): Return the value as aff_tree.
12905 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12906 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12907 aff_combination_mult): New functions.
12908 (aff_combination_add): Use aff_combination_add_cst.
12909 (aff_combination_convert): Allow conversions to a wider type.
12910 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12911 * tree-affine.h (aff_combination_mult): Declare.
12913 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12915 * doc/tm.texi: Update documentation to reflect reality of exec
12916 and start file search behaviours. Update copyright year.
12917 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12918 header file directories.
12920 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12922 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12923 (*cosxf2): Rename to cosxf2_i387.
12924 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12925 using X87MODEF12 mode macro. Rename patterns to
12926 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12928 (*cosdf2, *cossf2): Ditto.
12929 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12930 to match extended input operands.
12931 (sincos<mode>3): New expander.
12932 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12933 insn patterns and corresponding splitters.
12935 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12937 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12938 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12940 2007-01-09 Nicolas Pitre <nico@cam.org>
12943 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12945 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12947 * target.h (struct gcc_target): New field library_rtti_comdat.
12948 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12949 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12950 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12951 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12953 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12955 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12957 2007-01-08 Richard Guenther <rguenther@suse.de>
12959 * tree.h (force_fit_type_double): Export.
12960 (force_fit_type): Remove.
12961 * fold-const.c (force_fit_type_double): New function.
12962 (force_fit_type): Remove.
12963 (int_const_binop): Use it.
12964 (fold_convert_const_int_from_int): Likewise.
12965 (fold_convert_const_int_from_real): Likewise.
12966 (fold_div_compare): Likewise.
12967 (fold_sign_changed_comparison): Likewise.
12968 (fold_unary): Likewise.
12969 (fold_negate_const): Likewise.
12970 (fold_abs_const): Likewise.
12971 (fold_not_const): Likewise.
12972 * c-common.c (shorten_compare): Use force_fit_type_double.
12973 * convert.c (convert_to_pointer): Likewise.
12975 2007-01-08 Richard Guenther <rguenther@suse.de>
12977 * tree.h (build_int_cst_wide_type): Export.
12978 * tree.c (build_int_cst_wide_type): New function.
12979 (build_int_cst_wide): Fix comment.
12980 * builtins.c (fold_builtin_object_size): Use build_int_cst
12981 to build -1 or 0 of the correct type. Use fit_double_type
12982 to check for overflow.
12983 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12985 (decode_field_reference): Likewise.
12986 (all_ones_mask_p): Likewise.
12987 (native_interpret_int): Use build_int_cst_wide_type.
12988 (fold_binary): Use build_int_cst_type to build an all-ones
12990 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12992 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12994 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12996 2007-01-09 Ben Elliston <bje@au.ibm.com>
12998 * genautomata.c (STATS_OPTION): New option.
12999 (stats_flag): New flag.
13000 (gen_automata_option): Handle it.
13001 (initiate_automaton_gen): Ditto.
13002 (write_automata): Output statistics only if stats_flag is
13003 set. Likewise, output time statistics only if time_flag is set.
13004 * doc/md.texi (Processor pipeline description): Document new flag.
13006 2007-01-08 Richard Guenther <rguenther@suse.de>
13008 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
13009 * tree.c (build_int_cst_type): Likewise.
13010 (size_in_bytes): Don't call force_fit_type on the result.
13011 (int_fits_type_p): Use fit_double_type.
13012 * fold-const.c (fit_double_type): New function.
13013 (force_fit_type): Use it.
13014 * tree.h (fit_double_type): Export.
13016 2007-01-08 Jan Hubicka <jh@suse.cz>
13018 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
13019 * ipa.c (function_and_variable_visibility): Fix return type.
13021 2007-01-08 Richard Guenther <rguenther@suse.de>
13023 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
13024 of offset to build the index.
13025 * tree-pretty-print.c (dump_generic_node): Don't build negated
13026 const just for printing.
13027 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13028 * builtins.c (fold_builtin_int_roundingfn): Check if result
13029 fits the type by using force_fit_type and comparing the result.
13030 * predict.c (predict_loops): Use compare_tree_int for comparison.
13031 * tree.c (build_int_cst): Fall back to integer_type_node for
13033 (build_int_cst_wide): Assert type is non-null.
13035 2007-01-08 Roberto Costa <roberto.costa@st.com>
13037 * tree-vrp.c (extract_range_from_cond_expr): New.
13038 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
13039 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
13041 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
13042 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
13043 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
13044 used as expressions.
13045 * tree-object-size.c (cond_expr_object_size): New.
13046 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
13048 2007-01-08 Jan Hubicka <jh@suse.cz>
13050 * tree-ssa-forwprop.c (forward_propagate_into_cond,
13051 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
13054 2007-01-08 Richard Guenther <rguenther@suse.de>
13056 PR tree-optimization/23603
13057 * tree-vrp.c (set_value_range_to_truthvalue): New function.
13058 (extract_range_from_binary): Fall back to truthvalue instead of
13059 varying for TRUTH_*_EXPR.
13060 (extract_range_from_comparison): Fall back to truthvalue instead of
13062 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
13063 if all visited PHI values were constant.
13065 2007-01-08 Jan Hubicka <jh@suse.cz>
13067 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
13068 (cgraph_analyze_function): break out from ...
13069 (cgraph_finalize_compilation_unit): ... here.
13070 (cgraph_expand_function): Remove forgoten commented out line.
13071 (cgraph_optimize): Analyze functions.
13073 2007-01-08 Jan Hubicka <jh@suse.cz>
13075 * tree-pas.h (TODO_remove_function): New flag.
13076 (TODO_update*): Renumber.
13077 (pass_ipa_increase_alignment,
13078 pass_ipa_function_and_variable_visibility): New passes.
13079 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
13080 (cgraph_function_and_variable_visibility): Move to ipa.c
13081 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
13082 cgraph_increase_alignment.
13083 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
13084 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
13085 calling tree-inline.
13086 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
13087 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
13088 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
13089 (gate_increase_alignment): New function.
13090 (pass_ipa_increase_alignment): New pass.
13091 * ipa.c: Inline tree-pass.h and timevar.h
13092 (function_and_variable_visibility): Move here from cgraphunit.c
13093 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
13094 * passes.c (init_optimization_passes): Add the two new passes.
13095 (execute_todo): Handle cgraph_remove_functions.
13097 2007-01-08 Nick Clifton <nickc@redhat.com>
13099 * config/frv/predicates.md (reg_or_0_operand): Accept
13102 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
13104 * config/bfin/rtems.h, config/bfin/t-rtems: New.
13105 * config.gcc: Add bfin*-rtems*.
13107 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13109 * c.opt: Add -flax-vector-conversions.
13110 * c-typeck.c (convert_for_assignment): Pass flag to
13111 vector_types_convertible_p to allow emission of note.
13112 (digest_init): Likewise.
13113 * c-opts.c: Handle -flax-vector-conversions.
13114 * c-common.c (flag_lax_vector_conversions): New.
13115 (vector_types_convertible_p): Unless -flax-vector conversions
13116 has been passed, disallow conversions between vectors with
13117 differing numbers of subparts and/or element types. If such
13118 a conversion is disallowed, possibly emit a note on the first
13119 occasion only to inform the user of -flax-vector-conversions.
13120 The new last argument specifies this.
13121 * c-common.h (flag_lax_vector_conversions): New.
13122 (vector_types_convertible_p): Add extra argument.
13123 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
13124 char_type_node for V*QI type vectors.
13125 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
13126 Update to satisfy new typechecking rules.
13127 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
13128 C and C++ variants.
13129 * doc/invoke.texi (C Dialect Options): Document
13130 -flax-vector-conversions.
13132 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13134 PR tree-optimization/29877
13135 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
13136 a register variable on the RHS to not be replaceable.
13138 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
13139 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
13140 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
13141 const_simm15, const_pow2, const_npow2): Added.
13142 * config/score/misc.md (insv, extv, extzv, movmemsi,
13143 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
13144 * config/score/score.c (score_address_cost, score_select_cc_mode):
13146 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
13147 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
13148 Update score_print_operand.
13149 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
13150 Adjust register allocate order and update some macro define.
13151 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
13152 mdx_block_move_straight, mdx_block_move_loop_head,
13153 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
13154 mdx_block_move): Added.
13155 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
13156 mdp_limm): Updated and fix some bug and typo.
13157 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
13158 (movsf, movdf, doloop_end): Added.
13160 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
13162 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
13163 config/arm/thumb2.md: Fix comment typos.
13164 * doc/extend.texi: Fix a typo.
13166 2007-01-07 Eric Christopher <echristo@apple.com>
13168 * configure.ac: Check for __stack_chk_fail for darwin.
13169 * configure: Regenerate.
13171 2007-01-07 Richard Guenther <rguenther@suse.de>
13173 * tree-vrp.c (extract_range_from_assert): CSE calls to
13174 compare_values where possible.
13175 (extract_range_from_unary_expr): Likewise.
13177 2007-01-07 Anatoly Sokolov <aesok@post.ru>
13179 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
13180 * config/avr/avr.c (call_insn_operand): Delete function.
13181 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
13182 instead of register number. Use predicates.
13183 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
13184 call_insn_operand): Add.
13186 2007-01-06 Jan Hubicka <jh@suse.cz>
13188 * tree-pass.h (pass_build_cgraph_edges): Declare.
13189 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
13190 (visited_nodes): Remove.
13191 (cgraph_create_edges): Move to cgraphbuild.c; rename to
13192 build_cgrpah_edges; make visited_nodes local.
13193 (cgraph_process_new_functions): DO not call initialize_inline_failed.
13194 (record_references_in_initializer): Move to cgraphbuild.c
13195 (initialize_inline_failed, rebuild_cgraph_edges,
13196 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
13197 (verify_cgraph_node): Make visited_nodes local.
13198 (cgraph_analyze_function): Do not call cgraph_create_edges and
13199 initialize_inline_failed.
13200 (cgraph_expand_function): Do not call cgraph_lower_function;
13201 assert that function is already lowered.
13202 * Makefile.in (cgraphbuild.o): New.
13203 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
13204 at the end of lowering passes.
13206 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
13208 * ifcvt.c (cond_move_convert_if_block): New function, code
13209 factored out from...
13210 (cond_move_process_if_block): ...here. Call the new function
13211 on the THEN and ELSE blocks.
13212 (merge_if_block): Do not copy global_live_at_end, merge_blocks
13213 already takes care of this.
13215 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13218 * tree.h (TREE_OVERFLOW_P): New.
13219 * c-typeck.c (parser_build_unary_op): Warn only if result
13220 overflowed and operands did not.
13221 (parser_build_binary_op): Likewise.
13222 (convert_for_assignment): Remove redundant overflow_warning.
13223 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
13225 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13227 * c-typeck.c (store_init_value): Split over two lines to follow
13228 the GNU coding style.
13230 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
13232 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
13233 __GXX_EXPERIMENTAL_CXX0X__.
13234 * doc/cpp.texi: Same.
13236 2007-01-05 Richard Guenther <rguenther@suse.de>
13238 PR middle-end/27826
13239 * tree.c (get_narrower): Do not construct COMPONENT_REFs
13240 with mismatched types. Instead explicitly build a
13241 conversion NOP_EXPR.
13243 2007-01-05 Ian Lance Taylor <iant@google.com>
13245 * c-common.c (decl_with_nonnull_addr_p): New function.
13246 (c_common_truthvalue_conversion): Call it.
13247 * c-typeck.c (build_binary_op): Likewise.
13248 * c-common.h (decl_with_nonnull_addr_p): Declare.
13250 2007-01-05 Jakub Jelinek <jakub@redhat.com>
13253 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
13256 2007-01-05 Joel Brobecker <brobecker@adacore.com>
13258 * doc/install.texi (Final install): Document the fact that
13259 the GNAT runtime should not be stripped.
13261 2007-01-04 Jan Hubicka <jh@suse.cz>
13263 * tree-inline.c (fold_marked_statements): Update operand caches
13264 and EH after folding
13266 2007-01-04 Ian Lance Taylor <iant@google.com>
13268 * c-common.c (check_function_nonnull): Whitespace fix.
13270 2007-01-04 Jan Hubicka <jh@suse.cz>
13272 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
13273 comitted older version of patch.
13274 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
13275 function, celanup cfg and collect garbage.
13277 2007-01-04 Mike Stump <mrs@apple.com>
13279 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
13282 2007-01-04 Eric Christopher <echristo@apple.com>
13284 * libgcc2.c (__bswapsi2): Use SItype.
13285 (__bswapdi2): Use DItype.
13286 * libgcc2.h: Update for above.
13288 2007-01-04 Paul Brook <paul@codesourcery.com>
13290 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
13291 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
13292 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
13293 umulsidi3, umulsidi3adddi, smulsi3_highpart,
13294 umulsi3_highpart): Make conditional on !arm_arch6.
13295 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
13296 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
13297 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
13298 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
13299 umulsi3_highpart_v6): New insns.
13301 2007-01-04 Roger Sayle <roger@eyesopen.com>
13303 * fold-const.c (fold_convert): When casting an expression to void,
13304 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
13305 have a type. Instead of attempting to build a NOP_EXPR, return
13306 these "special" trees directly.
13308 2007-01-04 Joseph Myers <joseph@codesourcery.com>
13310 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
13311 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
13312 rs6000_cost->fp not 0 as adjustment for outer NEG.
13314 2007-01-04 Jan Hubicka <jh@suse.cz>
13316 * cgraph.c (cgraph_release_function_body): New function.
13317 (cgraph_remove_node): Use it.
13318 * cgraph.h (cgraph_release_function_body): Declare.
13319 * cgraphunit.c (cgraph_expand_function): Use it.
13320 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
13321 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
13322 is initialized and while compilation of other function is running.
13323 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
13324 statement CFG annotations from here to ...
13325 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
13327 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
13329 * cfgloop.h (enum li_flags): Make the constants powers of two.
13331 2007-01-04 Jan Hubicka <jh@suse.cz>
13333 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
13335 (fold_marked_statements): New function.
13336 (optimize_inline_calls, tree_function_versioning): Fold new statements.
13337 * tree-inline.h (copy_body_data): Add statements_to_fold.
13339 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
13341 * config.gcc: Mention libgcc/config.host.
13342 * Makefile.in: Update comments mentioning libgcc.
13343 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
13344 (all.cross, start.encap, rest.encap, rest.cross): Update
13345 dependencies for libgcc move.
13346 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
13347 (clean-target, clean-target-libgcc): Delete.
13348 (srcdirify, GCC_EXTRA_PARTS): New macros.
13349 (libgcc-support, libgcc.mvars): New rules.
13350 (distclean): Remove mention of mklibgcc.
13351 (install): Don't reference INSTALL_LIBGCC.
13352 (install-common): Don't reference EXTRA_PARTS.
13353 (install-libgcc, install-multilib): Delete rules.
13354 * mklibgcc.in: Delete file.
13355 * doc/configfiles.texi: Don't mention mklibgcc.
13357 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
13358 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
13359 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
13360 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
13361 (mklibgcc, ldblspecs): Likewise.
13363 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
13364 (posixpre.def): Use $(T).
13365 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
13366 (SHLIB_SRC, SHLIB_INSTALL): Delete.
13367 (SHLIB_LINK): Make dummy.
13368 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
13370 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
13372 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
13373 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
13374 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
13375 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
13377 * configure.ac (all_outputs): Remove mklibgcc.
13378 * configure: Regenerated.
13380 2007-01-03 Josh Conner <jconner@apple.com>
13382 PR middle-end/29683
13383 * calls.c (compute_argument_addresses): Set stack and stack_slot
13384 for partial args, too.
13385 (store_one_arg): Use locate.size.constant for the size when
13386 generating a save_area.
13388 2007-01-03 Robert Kennedy <jimbob@google.com>
13390 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13391 whose definitions are deleted due to basic block merging.
13393 2007-01-03 Paul Brook <paul@codesourcery.com>
13396 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13398 (use_return_insn): Return 0 for Thumb interrupt functions.
13399 (print_multi_reg): Add rfe argument for IRQ returns.
13400 (arm_output_epilogue): Pop interrupt return address directly into PC.
13401 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13403 2007-01-03 Paul Brook <paul@codesourcery.com>
13405 Merge from sourcerygxx-4_1.
13406 * config/arm/thumb2.md: New file.
13407 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13409 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13410 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13411 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13412 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13414 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13415 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13417 * config/arm/ieee754-sf.S: Ditto.
13418 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13419 (thumb1_base_register_rtx_p): ... to this.
13420 (thumb_index_register_rtx_p): Rename...
13421 (thumb1_index_register_rtx_p): ... to this.
13422 (thumb_output_function_prologue): Rename...
13423 (thumb1_output_function_prologue): ... to this.
13424 (thumb_legitimate_address_p): Rename...
13425 (thumb1_legitimate_address_p): ... to this.
13426 (thumb_rtx_costs): Rename...
13427 (thumb1_rtx_costs): ... to this.
13428 (thumb_compute_save_reg_mask): Rename...
13429 (thumb1_compute_save_reg_mask): ... to this.
13430 (thumb_final_prescan_insn): Rename...
13431 (thumb1_final_prescan_insn): ... to this.
13432 (thumb_expand_epilogue): Rename...
13433 (thumb1_expand_epilogue): ... to this.
13434 (arm_unwind_emit_stm): Rename...
13435 (arm_unwind_emit_sequence): ... to this.
13436 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13437 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13438 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13439 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13440 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13441 thumb2_output_casesi): New functions.
13442 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13443 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13444 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13445 THUMB2_WORK_REGS): Define.
13446 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13447 arm_condexec_mask, arm_condexec_masklen)): New variables.
13448 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13449 (arm_override_options): Check new CPU capabilities.
13450 Set new architecture flag variables.
13451 (arm_isr_value): Handle v7m interrupt functions.
13452 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13454 (const_ok_for_arm): Handle Thumb-2 constants.
13455 (arm_gen_constant): Ditto. Use movw when available.
13456 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13458 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13459 (thumb_find_work_register, arm_load_pic_register,
13460 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13461 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13462 print_multi_reg, output_mov_long_double_fpa_from_arm,
13463 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13464 output_mov_double_fpa_from_arm, output_move_double,
13465 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13466 output_return_instruction, arm_output_function_prologue,
13467 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13468 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13469 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13470 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13471 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13472 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13474 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13475 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13476 (arm_file_start): Output directive for unified syntax.
13477 (arm_unwind_emit_set): Handle stack alignment instruction.
13478 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13479 Add v6t2, v7, v7a, v7r and v7m.
13480 (RETLDM): Add Thumb-2 code.
13481 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13482 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13483 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13484 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13485 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13486 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13487 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13488 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13489 ADJUST_INSN_LENGTH): Define.
13490 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13491 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13492 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13493 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13494 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13495 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13496 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13497 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13498 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13499 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13500 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13501 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13502 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13503 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13504 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13505 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13506 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13508 * config/arm/arm-tune.md: Regenerate.
13509 * config/arm/arm-protos.h: Update prototypes.
13510 * config/arm/vfp.md: Enable patterns for Thumb-2.
13511 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13512 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13513 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13514 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13515 * config/arm/libunwind.S: Add Thumb-2 code.
13516 * config/arm/constraints.md: Update include Thumb-2.
13517 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13518 * config/arm/ieee754-df.S: Ditto.
13519 * config/arm/bpabi.S: Ditto.
13520 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13521 * config/arm/predicates.md (low_register_operand,
13522 low_reg_or_int_operand, thumb_16bit_operator): New.
13523 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13524 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13525 * config/arm/t-arm-elf: Add armv7 multilib.
13526 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13528 (UNSPEC_STACK_ALIGN, ce_count): New.
13529 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13530 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13532 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13533 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13534 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13535 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13536 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13537 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13539 * doc/extend.texi: Document ARMv7-M interrupt functions.
13540 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13542 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13544 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13545 (struct _Unwind_Context): Rename args_size to flags, remove
13546 signal_frame field, add a new args_size field and version field.
13547 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13548 _Unwind_IsExtendedContext): New inline functions.
13549 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13550 Assume by_value array is only present if _Unwind_IsExtendedContext.
13551 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13552 _Unwind_IsSignalFrame.
13553 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13554 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13555 (uw_init_context_1): Initialize context->flags to
13556 EXTENDED_CONTEXT_BIT.
13557 * config/rs6000/linux-unwind.h (frob_update_context): Use
13558 _Unwind_SetSignalFrame.
13560 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13562 PR middle-end/30353
13563 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13564 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13567 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13569 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13570 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13571 RET, AT_SP): Remove.
13572 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13575 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13576 * cfgbuild.c (find_basic_blocks): Likewise.
13577 * cfgrtl.c (rtl_create_basic_block): Likewise.
13578 * function.c (temp_slots_at_level): Likewise.
13579 * reg-stack.c (stack_regs_mentioned): Likewise.
13580 * regclass.c (allocate_reg_info): Likewise.
13581 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13582 set_bb_for_stmt, move_block_to_fn): Likewise.
13583 * tree-complex.c (tree_lower_complex): Likewise.
13584 * vec.h (VEC_safe_grow_cleared): New.
13586 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13588 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13590 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13591 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13593 * cfgloopmanip.c (scale_loop_frequencies): Export.
13594 (loopify): Scale the frequencies by prescribed coefficients.
13595 (set_zero_probability): New function.
13596 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13597 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13598 and frequencies according to arguments.
13599 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13601 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13602 * modulo-sched.c (sms_schedule): Set probabilities for entering
13603 versioned loop correctly.
13604 * tree-vect-transform.c (vect_transform_loop): Ditto.
13605 * cfgloop.h (loopify, loop_version): Declaration changed.
13606 (scale_loop_frequencies): Declared.
13608 2007-01-02 Jan Hubicka <jh@suse.cz>
13610 * cgraph.c: Include tree-flow.h
13611 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13612 early_local_passes.
13613 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13614 * tree-pass.h (pass_all_early_optimizations): Declare.
13615 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13616 early_local_passes.
13617 (cgraph_analyze_function): Do early_local_passes.
13618 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13619 Do not add referenced vars.
13620 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13622 (gate_all_early_local_passes): New gate.
13623 (pass_early_local_passes): Use new gate.
13624 (execute_early_local_optimizations): New functions.
13625 (gate_all_early_optimizations): New gate.
13626 (pass_all_early_optimizations): New pass.
13627 (execute_free_datastructures): Free SSA only when initialized.
13628 (gate_init_datastructures): Init only when optimizing.
13629 (tree_lowering_passes): Do early local passes when called late.
13630 * tree-profile.c (do_tree_profiling): Don't profile functions added
13632 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13633 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13635 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13636 during early_local_passes.
13637 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13640 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13642 * Makefile.in: Update copyright year.
13644 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13646 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13647 in $(lang_checks) and check-consistency targets.
13649 2007-01-02 Jan Hubicka <jh@suse.cz>
13651 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13652 Do not add referenced vars.
13653 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13655 * passes.c (init_optimization_passes): Put mudflap_2 after
13656 free_datastructures.
13658 2007-01-02 Jan Hubicka <jh@suse.cz>
13660 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13661 Set NOTHROW flag on call statements proved to be nothrow.
13662 Update statement of local calls so new pure/const functions are
13663 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13665 (tree_rest_of_compilation): Register hooks and initialize bitmap
13666 early. Do not set after_inlining flag.
13668 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13670 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13671 HOST_BITS_PER_LONGLONG
13673 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13676 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13677 warning for non-static initializers.
13679 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13681 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13682 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13683 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13684 Always use set_unique_reg_note to add REG_EQUAL notes.
13686 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13689 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13691 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13692 * cfgbuild.c (find_basic_blocks): Likewise.
13693 * cfgrtl.c (rtl_create_basic_block): Likewise.
13694 * function.c (temp_slots_at_level): Likewise.
13695 * reg-stack.c (stack_regs_mentioned): Likewise.
13696 * regclass.c (allocate_reg_info): Likewise.
13697 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13698 set_bb_for_stmt, move_block_to_fn): Likewise.
13699 * tree-complex.c (tree_lower_complex): Likewise.
13700 * vec.h (VEC_safe_grow_cleared): New.
13702 2007-01-02 Ian Lance Taylor <iant@google.com>
13704 * c-common.c (c_common_truthvalue_conversion): When warning about
13705 using an assignment as a truth value, set TREE_NO_WARNING.
13707 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13710 * c.opt (Wold-style-declaration): New.
13711 * doc/invoke.texi (C-only Warning Options): New.
13712 (Wold-style-declaration): Document it.
13713 (Wextra): Enabled by -Wextra.
13714 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13715 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13716 -Wold-style-declaration.
13718 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13720 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13721 * cfgbuild.c (find_basic_blocks): Likewise.
13722 * cfgrtl.c (rtl_create_basic_block): Likewise.
13723 * function.c (temp_slots_at_level): Likewise.
13724 * reg-stack.c (stack_regs_mentioned): Likewise.
13725 * regclass.c (allocate_reg_info): Likewise.
13726 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13727 set_bb_for_stmt, move_block_to_fn): Likewise.
13728 * tree-complex.c (tree_lower_complex): Likewise.
13729 * vec.h (VEC_safe_grow_cleared): New.
13731 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13733 * c-common.c (c_common_nodes_and_builtins): Since variants of
13734 void_type_node get built before it is given a name, we need to
13735 give those variants the name, too.
13736 (complete_array_type): We need to work with the canonical main
13737 type of the array, from which we will build the qualified version.
13738 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13739 * print-tree.c (print_node): Display canonical type information
13741 * stor-layout.c (layout_type): When we don't know the
13742 alignment of a type for which we're building an array, we end up
13743 guessing wrong, so make the type require structural equality.
13744 * tree.c (make_node_stat): When we build a new type, it is its
13745 own canonical type.
13746 (build_type_attribute_qual_variant): When building an attribute
13747 variant, its canonical type is the non-attribute variant. However,
13748 if the attributes are target-dependent and they differ, we need to
13749 use structural equality checks for this type.
13750 (build_qualified_type): A qualified type is not equivalent to its
13751 unqualified variant; set the canonical type appropriately.
13752 (build_distinct_type_copy): When building a distinct type from
13753 another type, the new type is its own canonical type.
13754 (build_variant_type_copy): When building a new type variant, we
13755 assume that it is equivalent to the original type.
13756 (build_pointer_type_for_mode): When building a pointer type, also
13757 build a canonical type pointer.
13758 (build_reference_type_for_mode): When building a reference type,
13759 also build a canonical type reference.
13760 (build_index_type): When we can't hash an index type (e.g.,
13761 because its maximum value is negative), the index type requires
13762 structural equality tests.
13763 (build_array_type): Build the canonical form of an array type.
13764 (build_function_type): Function types require structural equality,
13765 because they contain default arguments, attributes, etc.
13766 (build_method_type_directly): Ditto for method types.
13767 (build_offset_type): Build the canonical offset type.
13768 (build_complex_type): Build the canonical vector type.
13769 (make_vector_type): Build the canonical vector type.
13770 * tree.h (TYPE_CANONICAL): New.
13771 (TYPE_STRUCTURAL_EQUALITY_P): New.
13772 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13773 (struct tree_type): Added "canonical" field.
13774 * params.h (VERIFY_CANONICAL_TYPES): New.
13775 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13776 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13777 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13778 * doc/invoke.texi (verify-canonical-types): Document --param
13779 parameter for verifying canonical types.
13781 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13783 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13784 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13785 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13786 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13788 * config/rs6000/e500.h: New.
13789 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13790 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13792 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13793 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13794 TARGET_E500_DOUBLE): Remove.
13795 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13796 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13797 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13798 * config/rs6000/rs6000.c (rs6000_override_options): Use
13799 CHECK_E500_OPTIONS.
13801 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13803 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13804 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13805 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13806 rs6000_emit_cmove): Don't check TARGET_E500.
13807 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13808 sordered): Don't check TARGET_E500.
13810 2007-01-01 Eric Christopher <echristo@apple.com>
13812 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13813 HARD_REGISTER_NUM_P.
13815 2007-01-01 Roger Sayle <roger@eyesopen.com>
13817 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13818 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13819 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13822 2007-01-01 Mike Stump <mrs@apple.com>
13824 * configure.ac: Remove support for building with Apple's gcc-3.1.
13826 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13828 PR middle-end/30311
13829 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13830 REG is a hard register. Do not modify REG before calling
13832 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13833 multiple of the size of YMODE for certain lowpart cases.
13835 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13837 PR middle-end/30253
13838 * gimplify (voidify_wrapper_expr): Update for
13839 GIMPLE_MODIFY_STMT.
13841 2007-01-01 Andreas Schwab <schwab@suse.de>
13844 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13845 save of BR0 in extra_spill_size instead of spill_size.
13846 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13848 (ia64_expand_epilogue): Restore BR0 from its new location.
13850 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13852 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13853 Use a temporary variable if the left hand side is not a gimple
13856 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13858 * gimplify.c (gimplify_return_expr): Make the temporary variable
13859 for the return expression, a gimple register variable.
13861 2007-01-01 Jan Hubicka <jh@suse.cz>
13863 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13866 2007-01-01 Mike Stump <mrs@apple.com>
13868 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13870 * config/darwin.c (machopic_select_rtx_section): Use
13871 HAVE_GAS_LITERAL16.
13872 (darwin_mergeable_constant_section): Likewise.
13873 * configure: Regenerate.
13874 * config.in: Regenerate.
13876 2007-01-01 Jan Hubicka <jh@suse.cz>
13877 Andrew Pinski <pinskia@gmail.com>
13879 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13880 before starting IPA passes.