1 2008-04-22 Tomas Bily <tbily@suse.cz>
3 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as unreachable
6 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13 * tree-inline.c (estimate_num_insns_1): Likewise.
15 * varasm.c (const_hash_1, compare_constant, copy_constant)
16 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18 * emit-rtl.c (component_ref_for_mem_expr)
19 (set_mem_attributes_minus_bitpos): Likewise.
21 * expr.c (highest_pow2_factor, expand_expr_real_1, )
22 (is_aligning_offset): Likewise.
24 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
26 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
28 * dojump.c (do_jump): Likewise.
30 * builtins.c (get_pointer_alignment, get_memory_rtx)
31 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
33 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
35 2008-04-23 Jakub Jelinek <jakub@redhat.com>
37 PR rtl-optimization/36017
38 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
39 expanding the library call.
41 2008-04-22 Ian Lance Taylor <iant@google.com>
43 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
46 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
48 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
49 of LR/CTR moves for Power6.
51 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
54 * passes.c (init_optimization_passes): Remove
55 pass_fast_rtl_byte_dce.
57 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
60 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
61 builtin functions to generate faster code.
62 (_mm_cvtpu16_ps): Ditto.
63 (_mm_cvtpi32x2_ps): Ditto.
65 2008-04-22 Nick Clifton <nickc@redhat.com>
67 * common.opt (ftree-loop-distribution): Add Optimization
70 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
71 (frv_expand_builtin_va_start): Likewise.
73 * config/arm/arm.c (thumb_find_work_register): Fix location of
74 argument register count.
76 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
78 Support scheduling for ColdFire V1 and V3 microarchitecture.
79 Improve scheduling of multiplication instructions.
81 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
82 (mac): New instruction attribute.
83 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
84 (m68k_sched_mac): New variable.
85 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
87 (max_insn_size): New static variable.
88 (struct _sched_ib): New type.
89 (sched_ib): New static variable.
90 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
91 to fields of 'struct _sched_ib sched_ib'. Update all uses.
92 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
94 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
95 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
96 new variables. Update.
97 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
98 Add modeling of cfv3 instruction buffer. Update.
99 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
100 * config/m68k/m68k.h (TUNE_CFV3): New macro.
101 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
102 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
103 a particular reservation applies to.
104 (type2): Reorganize attribute values. Rename alu to alu_reg,
105 alu_l to alu, move_l to omove. Join move to alu. Split mul
107 (cf_ib_*): Simplify description of instruction buffer.
108 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
109 (cf_mem): Split into cf_mem1 and cf_mem2.
110 (cf_v2_move_??): Rename to cfv12_alu_??.
111 (cf_v2_move_l_??): Rename to cfv12_omove_??.
112 (cf_v2_mul_??): Remove reservations.
113 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
114 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
115 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
117 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
118 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
119 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
120 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
121 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
122 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
123 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
124 expansions of the above reservations for instructions of sizes
127 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
129 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
131 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
133 * coverage.c: Include tree-pass.h.
134 (coverage_counter_alloc): Print da_file_name to the dump file.
136 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
138 * sbitmap.c (sbitmap_range_empty_p): New function.
139 * sbitmap.h (sbitmap_range_empty_p): New function.
140 * bitmap.h: Now includes obstack.h.
142 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
143 Kenneth Zadeck <zadeck@naturalbridge.com>
145 * dbgcnt.def (ra_byte_scan): Added.
146 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
147 when the last hit happens for a counter.
148 * timevar.def (TV_DF_BYTE_LR): New variable.
149 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
150 * passes.c (pass_fast_rtl_byte_dce): New pass.
151 * fwprop.c (update_df): Added mode to call df_ref_create.
152 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
153 DF_REF_EXTRACT_OFFSET.
154 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
155 DF_BYTE_LR_OUT, df_byte_lr): New macro.
157 (df_ref_extract): Added mode field.
158 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
159 DF_REF_EXTRACT_OFFSET.
160 (DF_REF_EXTRACT_MODE): New macro.
161 (df_byte_lr_bb_info): New structure.
162 (df_print_byte_regset, df_compute_accessed_bytes,
163 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
164 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
165 df_byte_lr_simulate_uses,
166 df_byte_lr_simulate_artificial_refs_at_top,
167 df_byte_lr_simulate_artificial_refs_at_end,
168 df_compute_accessed_bytes): New function.
169 (df_ref_create): Add parameter.
170 (df_byte_lr_get_bb_info): New inline function.
171 * df-scan.c (df_ref_record, df_uses_record,
172 df_ref_create_structure): Added mode parameter.
173 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
174 df_defs_record, df_uses_record, df_get_conditional_uses,
175 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
176 df_entry_block_defs_collect, df_exit_block_uses_collect):
177 Added mode parameter to calls to df_ref_record, df_uses_record,
178 df_ref_create_structure.
179 (df_ref_equal_p, df_ref_compare): Added test for modes.
180 (df_ref_create_structure): Added code to set mode. Renamed
181 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
182 DF_REF_EXTRACT_OFFSET.
183 * df-core.c (df_print_byte_regset): New function.
184 * df-byte-scan.c: New file.
185 * df-problems.c (df_rd_transfer_function): Removed unnecessary
186 calls to BITMAP_FREE.
187 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
188 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
189 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
190 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
191 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
192 df_byte_lr_local_compute, df_byte_lr_init,
193 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
194 df_byte_lr_transfer_function, df_byte_lr_free,
195 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
196 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
197 df_byte_lr_simulate_uses,
198 df_byte_lr_simulate_artificial_refs_at_top,
199 df_byte_lr_simulate_artificial_refs_at_end): New function.
200 * dce.c (byte_dce_process_block): New function.
201 (dce_process_block): au is now passed in rather than computed
202 locally. Changed loops that look at artificial defs to not look
203 for conditional or partial ones, because there never are any.
204 (fast_dce): Now is able to drive byte_dce_process_block or
205 dce_process_block depending on the kind of dce being done.
206 (rest_of_handle_fast_dce): Add parameter to fast_dce.
207 (rest_of_handle_fast_byte_dce): New function.
208 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
209 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
211 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
214 * gcc.h: Added fortran options that take arguments to
215 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
218 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
220 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
221 scalarization if on the LHS and not a full access.
223 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
225 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
227 2008-04-18 Rafael Espindola <espindola@google.com>
229 * tree-vrp.c (find_case_label_index): Fix the binary search.
230 (find_case_label_range): New.
231 (vrp_visit_switch_stmt): Use find_case_label_range.
232 (simplify_switch_using_ranges): Use find_case_label_range.
234 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
236 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
237 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
239 2008-04-18 Tom Tromey <tromey@redhat.com>
242 * doc/cpp.texi (Implementation-defined behavior): Mention
245 2008-04-18 Ian Lance Taylor <iant@google.com>
247 * fold-const.c (pointer_may_wrap_p): New static function.
248 (fold_comparison): Add another test for pointer overflow. Use
249 pointer_may_wrap_p to disable some false positives.
251 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
253 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
254 (fname_as_string): Match updated cpp_interpret_string prototype.
255 (fix_string_type): Support char16_t* and char32_t*.
256 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
257 derivative) nodes. Register as builtin if C++0x.
258 (c_parse_error): Support CPP_CHAR{16,32}.
259 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
260 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
261 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
262 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
263 CTI_CHAR32_ARRAY_TYPE>: New elements.
264 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
265 char32_type_node, signed_char32_type_node, char16_array_type_node,
266 char32_array_type_node): New defines.
267 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
268 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
269 (lex_string): Support CPP_STRING{16,32}, match updated
270 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
271 (lex_charconst): Support CPP_CHAR{16,32}.
272 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
273 and CPP_STRING{16,32}.
275 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
278 * aclocal.m4: Regenerate.
279 * configure: Regenerate.
281 2008-04-18 Jan Hubicka <jh@suse.cz>
283 * except.c (dw2_size_of_call_site_table,
284 sjlj_size_of_call_site_table): Use vector API for call_site_record.
286 * cgraphbuild.c (build_cgraph_edges): Update.
287 * tree-pass.h: Update comment.
288 * final.c (leaf_function_p): Update.
289 (leaf_renumber_regs): Update.
290 (rest_of_clean_state): Update.
291 * omp-low.c (expand_omp_parallel): Update.
292 * ipa-reference.c (analyze_function): Update.
293 * reorg.c (find_end_label): Update.
294 (optimize_skip): Update.
295 (fill_simple_delay_slots): Update.
296 (fill_simple_delay_slots): Update.
297 (make_return_insns): Update.
298 (dbr_schedule): Update.
299 * gimple-low.c (record_vars_into): Update.
300 * cfgbuild.c (make_edges): Update.
301 * function.c (assign_stack_local): Update.
302 (assign_parm_adjust_stack_rtl): Update.
303 (locate_and_pad_parm): Update.
304 (allocate_struct_function): Do not initialize stack_alignment_needed
305 and preferred_stack_boundary here.
306 (stack_protect_prologue): Update.
307 (stack_protect_epilogue): Update.
308 (expand_function_start): Initialize stack_alignment_needed,
309 preferred_stack_boundary and max_jumptable_ents.
310 (expand_function_end): Update.
311 (free_after_compilation): Do not NULLify epilogue_delay_list.
312 * function.h (struct rtl_data): Add stack_protect_guard,
313 stack_alignment_needed,
314 preferred_stack_boundary, epilogue_delay_list.
315 (struct function): Remove value_histograms, stack_alignment_needed,
316 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
318 unexpanded_var_list, stack_protect_guard.
319 (current_function_epilogue_delay_list): Remove.
320 * ipa-type-escape.c (analyze_function): Update.
321 * gimplify.c (pop_gimplify_context): Update comment.
322 * calls.c (expand_call): Update.
323 (emit_library_call_value_1): Update.
324 * except.c (set_nothrow_function_flags): Update.
325 * cfgexpand.c (get_decl_align_unit): Update.
326 (create_stack_guard): Update.
327 (estimated_stack_frame_size): Update.
328 (expand_used_vars): Update.
329 (tree_expand_cfg): Free histogram earliers, init expansion variables.
330 * explow.c (allocate_dynamic_stack_space): Update.
331 * tree-ssa-live.c (remove_unused_locals): Update.
332 * varasm.c (mark_constant_pool): Update.
333 * tree-inline.c (remap_decls): Update.
334 (initialize_cfun): Update.
335 (declare_return_variable): Update.
336 (inline_forbidden_p): Update.
337 (expand_call_inline): Update.
338 (declare_inline_vars): Update.
339 (tree_function_versioning): Update.
340 * tree-flow.h (value_histograms): New.
341 (VALUE_HISTOGRAMS): New macro.
342 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
344 * tree-cfg.c (set_bb_for_stmt): Update.
345 (replace_by_duplicate_decl): Update.
346 (move_block_to_fn): Update.
347 (new_label_mapper): Update.
348 (dump_function_to_file): Update.
349 * ipa-struct-reorg.c (build_data_structure): Update.
350 * cfgrtl.c (print_rtl_with_bb): Update.
351 * reload1.c (reload): Update.
353 * config/i386/i386.c (setup_incoming_varargs_64,
354 ix86_compute_frame_layout): Update.
355 * config/arc/arc.c (arc_output_function_epilogue): Update.
357 2008-04-18 Marius Strobl <marius@FreeBSD.org>
359 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
361 * gthr-posix95.h: Likewise.
363 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
365 PR rtl-optimization/35838
366 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
367 out the byte offset of the first subreg.
369 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
371 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
372 to split_ti instead of three separate calls with single member arrays.
373 (subti3 splitter): Ditto.
374 (adddi3 splitter): Ditto with split_di.
375 (subdi3 splitter): Ditto.
376 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
377 two separate calls with single member arrays. Swap match_dup
378 operands 1 and 2 to better fit into the array.
379 (negdi2 splitter): Ditto with split_di.
380 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
381 two separate calls with single member arrays. Swap match_dup operands
382 6 and 7 to better fit into the array.
384 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
386 * config/i386/i386.c (sse_builtin_type): New.
387 (bdesc_sse_args): Likewise.
388 (bdesc_sse_3arg): Removed.
389 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
390 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
391 IX86_BUILTIN_ROUNDPS.
392 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
393 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
394 IX86_BUILTIN_ROUNDPS.
395 (ix86_expand_sse_4_operands_builtin): Removed.
396 (ix86_expand_sse_operands_builtin): New.
397 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
398 and CODE_FOR_sse4_1_roundps.
399 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
400 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
402 2008-04-17 Alan Modra <amodra@bigpond.net.au>
405 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
406 regs before frame pop when needed. If use_backchain_to_restore_sp
407 then load backchain into a temp reg to restore vr and vrsave. Add
408 code to restore vr after frame pop if possible.
410 2008-04-17 Richard Guenther <rguenther@suse.de>
412 * tree-vn.c (expressions_equal_p): Do not check type
413 equality or compatibility before calling operand_equal_p.
414 * fold-const.c (operand_equal_p): Check equivalence of
415 integer constants before bailing out due to signedness or
416 precision differences.
417 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
418 spurious differences in type qualification. Ignore types
419 for COMPONENT_REFs at all.
421 2008-04-17 Christian Bruel <christian.bruel@st.com>
423 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
426 2008-04-16 Jakub Jelinek <jakub@redhat.com>
429 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
432 PR tree-optimization/35899
433 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
434 rather than TREE_OPERAND.
436 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
439 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
440 temporary registers. Change operand predicate to general_operand.
441 (remainderxf3): Ditto.
443 2008-04-16 Richard Guenther <rguenther@suse.de>
445 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
446 * tree-affine.c (aff_combination_expand): Look through some
449 2008-04-15 Doug Kwan <dougkwan@google.com>
451 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
453 * tree-pretty-print.c (dump_generic_node): Ditto.
454 * final.c (output_addr_const): Ditto.
455 * dwarf2out.c (output_cfi): Ditto.
456 * c-pretty-print.c (pp_c_integer_constant): Ditto.
457 * print-rtl.c (print_rtx): Ditto.
458 * print-tree.c (print_node_brief, print_node): Ditto.
459 * c-common.c (match_case_to_enum_1): Ditto.
460 * sched-vis.c (print_value): Ditto.
461 * config/i386/i386.c (print_operand): Cast to long unsigned int
464 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
465 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
466 MS Windows VirtualProtect function.
468 2008-04-15 Jan Hubicka <jh@suse.cz>
470 * gengtype.c (write_root): Param_is argument is OK.
471 * expr.c (expand_expr_real_1): Update call of get_exception_*.
472 * function.h: Include varray.h
473 (rtl_eh): New stucture based on except.c one.
474 (call_site_record): New forward declaration and vector type.
475 * calls.c (emit_call_1): Do not call
476 note_current_region_may_contain_throw.
477 * except.c (eh_status): Remove cur_region, try_region since they are
479 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
480 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
481 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
482 Remove call_site_data_used, call_site_data_size.
483 Turn call_site_record into vector in function.h.
484 (note_current_region_may_contain_throw): Remove.
485 (get_exception_pointer, get_exception_filter): Do not take struct
486 function argument; update.
487 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
488 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
489 build_post_landing_pads, dw2_build_landing_pads,
490 sjlj_assign_call_site_values, sjlj_mark_call_sites,
491 sjlj_emit_function_enter, sjlj_emit_function_enter,
492 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
493 sjlj_build_landing_pads, finish_eh_generation,
494 remove_exception_handler_label, remove_eh_handler,
495 maybe_remove_eh_handler, add_reachable_handler,
496 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
497 add_action_record, collect_one_action_chain, add_call_site,
498 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
499 sjlj_output_call_site_table, output_function_exception_table,
500 * except.h (note_current_region_may_contain_throw): Remove
501 (get_exception_pointer, get_exception_filter): Do not take struct
503 * Makefile.in (GTFILES): Put varargs before struct function.
505 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
507 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
509 (get_constraint_for): Deal with STRING_CST here instead.
511 2008-04-15 Richard Guenther <rguenther@suse.de>
513 * tree-ssa-propagate.c (substitute_and_fold): Substitute
514 statements in a basic-block with a backward walk. Do not
515 substitute into dead statements but instead remove those.
517 2008-04-15 Richard Guenther <rguenther@suse.de>
519 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
520 to zero, thus disable creation of SFTs.
522 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
524 * tree-predcom.c (suitable_reference_p): Return false if the
527 2008-04-15 Jakub Jelinek <jakub@redhat.com>
530 * c-decl.c (finish_decl): If extern or static var has variable
531 size, set TREE_TYPE (decl) to error_mark_node.
533 2008-04-15 Rafael Espindola <espindola@google.com>
535 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
538 2008-04-15 Richard Guenther <rguenther@suse.de>
540 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
541 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
542 (visit_reference_op_load): Do walk vuse-vdef chains on
544 (visit_reference_op_store): But do not here.
545 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
547 (vn_lookup_with_vuses): But do so here.
549 2008-04-14 Ian Lance Taylor <iant@google.com>
551 * fold-const.c (fold_overflow_warning): Remove assertion.
553 2008-04-15 Ben Elliston <bje@au.ibm.com>
555 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
556 temp1 local variables.
558 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
561 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
562 ".text.unlikely" section as executable.
564 2008-04-14 James E. Wilson <wilson@tuliptree.org>
566 * config/ia64/ia64.c (rtx_needs_barrier): Handle
567 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
568 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
569 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
570 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
571 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
572 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
574 2008-04-14 Ian Lance Taylor <iant@google.com>
576 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
577 * fold-const.c (fold_comparison): If appropriate, test
578 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
579 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
580 reassociating a pointer type.
581 * doc/invoke.texi (Optimize Options): Document that
582 -fstrict-overflow applies to pointer wraparound.
584 2008-04-13 Jan Hubicka <jh@suse.cz>
586 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
588 2008-04-12 Andrew Pinski <pinskia@gmail.com>
590 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
591 we are going to "save the world".
593 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
595 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
596 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
597 operand 0 constraint, not "=".
599 2008-04-11 James E. Wilson <wilson@tuliptree.org>
601 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
603 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
605 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
606 of size of positions_needed * CHAR_BIT.
608 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
611 * dse.c (store_info): Change positions_needed to unsigned
613 (lowpart_bitmask): New.
614 (record_store): Cast to unsigned HOST_WIDE_INT for
615 positions_needed. Assert width <= size of positions_needed *
616 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
617 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
618 lowpart_bitmask to set mask.
620 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
622 * config/bfin/constraints.md: New file.
623 * config/bfin/bfin.md: Include it.
624 (adddi3): Use satisfies_constraint functions instead of the old macros.
625 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
626 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
627 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
628 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
629 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
630 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
631 EXTRA_CONSTRAINT): Delete.
632 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
633 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
635 * config/bfin/bfin.c: Include "tm-constrs.h".
636 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
637 Use satisfies_constraint functions instead of the old macros.
638 * doc/md.texi (Blackfin Constraints): Update file name reference.
640 2008-04-11 Richard Guenther <rguenther@suse.de>
642 PR tree-optimization/35869
643 * tree-vrp.c (execute_vrp): Move switch statement update after
644 jump threading. Schedule another cfg cleanup run.
646 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
649 * attribs.c (decl_attributes): Return early on errorneous node.
651 2008-04-10 Oleg Ryjkov <olegr@google.com>
653 * tree.h (struct tree_base): Added a new flag default_def_flag.
654 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
656 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
658 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
660 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
663 * pa.md: Define mode iterator P. Define mode attribute dwc.
664 (dcacheflush): Update pattern to use iterator P and attribute dwc.
665 (icacheflush): Likewise.
666 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
667 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
669 2008-04-11 Ben Elliston <bje@au.ibm.com>
671 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
673 2008-04-10 Rafael Espindola <espindola@google.com>
675 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
676 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
677 (extract_range_from_expr): The same.
679 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
681 * config/mips/mips.md (GPR2): New mode iterator.
683 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
684 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
685 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
686 Rewrite these to take two modes, the mode of comparison and the
687 mode of the destination.
688 * config/mips/mips.c (mips_expand_scc): Instead of having
689 paradoxical subreg as destination, expand "narrowing" scc if mode
690 of comparison is SI and target is requested in DI mode.
691 (mips_emit_int_order_test): Update comment. Make mode of
692 comparison match CMP0 rather than TARGET. When creating inverse
693 target use mode of TARGET.
695 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
697 * gcov-dump.c (tag_summary): Only print summaries for the first
698 GCOV_COUNTERS_SUMMABLE counters.
700 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
702 * config/i386/i386.md (absneg): New code iterator.
703 (absnegprefix): New code attribute.
704 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
705 patterns using absneg code iterator.
706 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
707 using absneg code iterator.
708 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
709 *neg<mode>2 patterns using absneg code iterator.
710 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
711 *negextendsfdf2 patterns using absneg code iterator.
712 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
713 *negextendsfxf2 patterns using absneg code iterator.
714 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
715 *negextendsfdf2 patterns using absneg code iterator.
716 * config/i386/sse.md (<code><mode>2): Macroize expander from
717 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
719 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
721 * config/s390/s390.h: Remove the remains of the recent search
722 & replace action of current_function_outgoing_args_size.
724 2008-04-10 Ira Rosen <irar@il.ibm.com>
726 PR tree-optimization/35821
727 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
728 NEW_STMT_LIST is not NULL.
730 2008-04-09 David Edelsohn <edelsohn@gnu.org>
733 * toplev.c (process_options): Remove -ffunction-sections debugging
736 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
738 PR middle-end/PR28690
739 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
740 than gen_rtx_fmt_ee to perform more canonicalizations.
742 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
745 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
747 2008-04-09 Richard Guenther <rguenther@suse.de>
749 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
750 (dump_function_to_file): Dump function arguments with types.
752 2008-04-08 Richard Guenther <rguenther@suse.de>
754 * fold-const.c (fold_widened_comparison): Do not allow
755 sign-changes that change the result.
757 2008-04-08 Janis Johnson <janis187@us.ibm.com>
760 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
761 kinds of indirect references.
763 2008-04-08 David Edelsohn <edelsohn@gnu.org>
765 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
766 GNU Fortran language string.
768 2008-04-08 Rafael Espindola <espindola@google.com>
770 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
771 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
772 * tree.h (tree_call_nonnegative_warnv_p): New.
774 2008-04-08 Jan Hubicka <jh@suse.cz>
776 * function.c (free_after_compilation): Clear out regno_reg_rtx
779 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
782 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
784 PR middle-end/PR28690
785 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
786 same precedence as REG_POINTER and MEM_POINTER operands.
788 2008-04-08 Richard Guenther <rguenther@suse.de>
791 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
792 for adding index to base.
794 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
796 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
797 (MINGW_ENABLE_EXECUTE_STACK): New.
798 (IN_LIBGCC2): For libgcc include windows.h file for
799 function declarations.
801 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
803 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
804 and tem2 if tem1 is not a REG or MULT.
806 2008-04-08 Jan Hubicka <jh@suse.cz>
808 * function.h (incomming_args): Break out of struct function.
809 (function_subsections): Break out of struct function.
810 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
811 return_rtx and hard_reg_initial_vals from struct function.
812 Kill inl_max_label_num.
813 (current_function_pops_args, current_function_args_info,
814 current_function_args_size, current_function_args_size,
815 current_function_pretend_args_size,
816 current_function_outgoing_args_size,
817 current_function_internal_arg_pointer, current_function_return_rtx):
818 Kill compatibility accestor macros.
819 * builtins.c (expand_builtin_apply_args_1): Update.
820 (expand_builtin_next_arg): Update.
821 * df-scan.c (df_get_call_refs): Update.
822 * dbxout.c (dbxout_function_end): Update.
823 * dwarf2out.c (dwarf2out_switch_text_section): Update.
824 (output_line_info): Update.
825 (secname_for_decl): Update.
826 (dwarf2out_var_location): Update.
827 * function.c (free_after_compilation): Update.
828 (assign_parm_find_stack_rtl): Update.
829 (assign_parms): Update.
830 (expand_dummy_function_end): Update.
831 (expand_function_end): Update.
832 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
833 (expand_call): Update.
834 (emit_library_call_value_1): Update.
835 (store_one_arg): Update.
836 * varasm.c (initialize_cold_section_name): Update.
837 (unlikely_text_section): Update.
838 (unlikely_text_section_p): Update.
839 (assemble_start_function): Update.
840 (assemble_end_function): Update.
841 (default_section_type_flags): Update.
842 (switch_to_section): Update.
843 * integrate.c (set_decl_abstract_flags): Update.
844 (get_hard_reg_initial_val): Update.
845 (has_hard_reg_initial_val): Update.
846 (allocate_initial_values): Update.
847 * resource.c (init_resource_info): Update.
848 * config/alpha/alpha.c (NUM_ARGS): Update.
849 (direct_return): Update.
850 (alpha_va_start): Update.
851 (alpha_sa_size): Update.
852 (alpha_initial_elimination_offset): Update.
853 (alpha_expand_prologue): Update.
854 (alpha_start_function): Update.
855 (alpha_expand_epilogue): Update.
856 (unicosmk_initial_elimination_offset):
857 * config/alpha/alpha.md (call expander): Update.
858 * config/s390/s390.c (s390_register_info): Update.
859 (s390_register_info): Update.
860 (s390_frame_info): Update.
861 (s390_initial_elimination_offset): Update.
862 (s390_build_builtin_va_list): Update.
863 (s390_va_start): Update.
864 * config/spu/spu.c (direct_return): Update.
865 (spu_expand_prologue): Update.
866 (spu_initial_elimination_offset): Update.
867 (spu_build_builtin_va_list): Update.
868 (spu_va_start): Update.
869 * config/sparc/sparc.c (sparc_init_modes): Update.
870 (sparc_compute_frame_size): Update.
871 (function_value): Update.
872 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
873 * config/i386/i386.md (return expander): Update.
874 * config/i386/i386.c (ix86_va_start): Update.
875 (ix86_can_use_return_insn_p): Update.
876 (ix86_compute_frame_layout): Update.
877 (ix86_expand_epilogue): Update.
878 * config/sh/sh.c (output_stack_adjust): Update.
879 (calc_live_regs): Update.
880 (sh_expand_prologue): Update.
881 (sh_builtin_saveregs): Update.
882 (sh_va_start): Update.
883 (initial_elimination_offset): Update.
884 (sh_allocate_initial_value): Update.
885 (sh_function_ok_for_sibcall): Update.
886 (sh_get_pr_initial_val): Update.
887 * config/sh/sh.md (return expander): Update.
888 * config/avr/avr.c (frame_pointer_required_p): UPdate.
889 * config/crx/crx.c (crx_compute_frame): UPdate.
890 (crx_initial_elimination_offset): UPdate.
891 * config/xtensa/xtensa.c (compute_frame_size): Update
892 (xtensa_builtin_saveregs): Update.
893 (xtensa_va_start): Update.
894 (order_regs_for_local_alloc): Update.
895 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
896 (xstormy16_expand_builtin_va_start): Update.
897 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
898 * config/m68hc11/m68hc11.md (return expanders): Update.
899 * config/m68hc11/m68hc11.c (expand_prologue): Update.
900 (expand_epilogue): Update.
901 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
902 (cris_simple_epilogue): Update.
903 (cris_expand_prologue): Update.
904 (cris_expand_epilogue): Update.
905 * config/iq2000/iq2000.c (iq2000_va_start): Update.
906 (compute_frame_size): Update.
907 * config/mt/mt.c (mt_compute_frame_size): Update.
908 * config/mn10300/mn10300.c (expand_prologue): Update.
909 (expand_epilogue): Update.
910 (initial_offset): Update.
911 (mn10300_builtin_saveregs):
912 * config/mn10300/mn10300.md (return expander): Update.
913 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
914 (ia64_initial_elimination_offset): Update.
915 (ia64_initial_elimination_offset): Update.
916 (ia64_expand_prologue): Update.
917 * config/m68k/m68k.md (return expander): Update.
918 * config/rs6000/rs6000.c (rs6000_va_start): Update.
919 (rs6000_stack_info): Update.
920 * config/mcore/mcore.c (layout_mcore_frame): Update.
921 (mcore_expand_prolog): Update.
922 * config/arc/arc.c (arc_compute_frame_size): Update.
923 * config/score/score3.c (score3_compute_frame_size): Update.
924 * config/score/score7.c (score7_compute_frame_size): Update.
925 * config/arm/arm.c (use_return_insn): Update.
926 (thumb_find_work_register): Update.
927 (arm_compute_save_reg_mask): Update.
928 (arm_output_function_prologue): Update.
929 (arm_output_epilogue): Update.
930 (arm_size_return_regs): Update.
931 (arm_get_frame_offsets): Update.
932 (arm_expand_prologue): Update.
933 (thumb_exit): Update.
934 (thumb_unexpanded_epilogue): Update.
935 (thumb1_output_function_prologue): Update.
936 * config/pa/pa.md (return expander): Update.
937 * config/pa/pa.c (compute_frame_size): Update.
938 (hppa_builtin_saveregs): Update.
939 * config/mips/mips.c (mips_va_start): Update.
940 (mips16_build_function_stub): Update.
941 (mips_compute_frame_info): Update.
942 (mips_restore_gp): Update.
943 (mips_output_function_prologue): Update.
944 (mips_expand_prologue): Update.
945 * config/v850/v850.c (compute_frame_size): Update.
946 (expand_prologue): * config/mmix/mmix.c (along): update.
947 (mmix_initial_elimination_offset): update.
948 (mmix_reorg): update.
949 (mmix_use_simple_return): update.
950 (mmix_expand_prologue): update.
951 (mmix_expand_epilogue): Update.
952 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
953 (emit_link_insn): Update.
955 2008-04-08 Anatoly Sokolov <aesok@post.ru>
957 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
958 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
960 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
963 2008-04-07 Jan Hubicka <jh@suse.cz>
965 * function.h (rtl): Rename to x_rtl.
967 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
968 frame_offset, stack_check_probe_note, arg_pointer_save_area,
969 used_temp_slots avail_temp_slots, temp_slot_level,
970 nonlocal_goto_handler_labels): Update accesstors.
971 (rtl): New global variable.
972 (struct function): Move some fileds to rtl_data.
973 (get_arg_pointer_save_area): Update prototype.
974 * builtins.c (expand_builtin_setjmp_receiver): Update call of
975 get_arg_pointer_save_area.
976 * expr.c (init_expr): Update
977 * function.c (get_frame_size): Update
978 (assign_stack_local): Update
979 (expand_function_end): Update.
980 (get_art_pointer_save_area): Update
982 * emit-rtl.c (rtl): Declare.
983 (regno_reg_rtx): Declare.
984 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
986 (gen_reg_rtx): Update.
987 * varasm.c (n_deferred_constatns): Update accestor.
988 (init_varasm_status): Do not allocate varasm_status.
989 (force_const_mem, get_pool_size, output_constant_pool): Update.
990 * stmt.c (force_label_rtx): Do not use x_ prefixes.
991 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
992 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
993 * sparc/sparc.h (INIT_EXPANDERS): Update.
994 * ia64/ia64.h (INIT_EXPANDERS): Update.
996 2008-04-07 James E. Wilson <wilson@tuliptree.org>
998 * reload.c (push_secondary_reload): Add missing break to for loop.
1000 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1002 PR middle-end/PR28690
1003 * rtlanal.c: Update copyright years.
1004 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1005 as REG_POINTER and MEM_POINTER operands.
1006 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1007 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1008 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1009 * gcse.c: Update copyright years.
1010 (pre_delete): Call gen_reg_rtx_and_attrs.
1011 (hoist_code): Likewise.
1012 (build_store_vectors): Likewise.
1013 (delete_store): Likewise.
1014 * loop-invariant.c (move_invariant_reg): Likewise.
1015 Update copyright years.
1017 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1019 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1020 control string instead of quoted.
1022 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1024 * doc/rtl.texi: Rewrite of subreg section.
1026 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1029 * config/i386/i386.c (legitimize_pic_address): Add treating
1030 of dllimport SYM_REF's.
1031 (legitimize_dllimport_symbol): Add prototype.
1033 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1035 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1036 reference in constructor with non self-referential type.
1038 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1040 Removal of Return with Depressed Stack Pointer support
1041 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1042 (ECF_SP_DEPRESSED): Likewise.
1043 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1044 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1045 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1046 (expand_call): Do not test ECF_SP_DEPRESSED.
1047 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1048 * function.c (keep_stack_depressed): Delete.
1049 (handle_epilogue_set): Likewise.
1050 (update_epilogue_consts): Likewise.
1051 (emit_equiv_load): Likewise.
1052 (thread_prologue_and_epilogue_insns): Remove support for Return with
1053 Depressed Stack Pointer.
1054 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1056 2008-04-06 Richard Guenther <rguenther@suse.de>
1058 PR tree-optimization/35400
1059 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1060 information from SSA_NAMEs.
1062 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1064 * config/avr/avr.h (avr_mega_p): Remove declaration.
1065 (AVR_MEGA): Remove macro.
1066 * config/avr/avr.c (avr_mega_p): Remove variable.
1067 (avr_override_options): Remove inicializion of avr_mega_p.
1068 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1069 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1070 (avr_jump_mode): (Ditto.).
1071 (avr_output_progmem_section_asm_op): (Ditto.).
1072 (avr_asm_init_sections): (Ditto.).
1073 (avr_asm_init_sections): (Ditto.).
1074 (avr_rtx_costs): (Ditto.).
1075 * config/avr/avr.md: (Ditto.).
1076 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1079 2008-04-06 Richard Guenther <rguenther@suse.de>
1081 PR tree-optimization/35842
1082 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1083 is_gimple_invariant_address.
1085 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1087 * gcc.c (default_compilers): Sync Fortran extensions list with
1088 that in fortran/lang-specs.h.
1089 * doc/invoke.texi: Likewise.
1090 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1091 * dwarf2out.c (gen_compile_unit_die): Likewise.
1093 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1095 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1097 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1100 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1101 attribute is used for nested functions.
1103 2008-04-05 Jan Hubicka <jh@suse.cz>
1105 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1107 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1109 (dump_files): Update.
1110 (enable_rtl_dump_file): Do not accept letter argument.
1111 * tree-pass.h (dump_file_info): Remove letter argument.
1112 * toplev.c (decode_d_option): Update -da handling.
1113 * toplev.h (enable_rtl_dump_file): Update prototype.
1114 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1115 it out based on pass type.
1116 (register_dump_files_1): Likewise.
1117 (init_optimization_passes): Update register_one_dump_file calls.
1118 (execute_one_pass): Sanity check that IPA passes are called at IPA
1119 level and RTL passes at RTL level.
1120 (execute_pass_list): IPA pass can not be after or subpass of
1122 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1123 disallov RTL subpasses of IPA subpasses.
1125 2008-04-05 Ben Elliston <bje@au.ibm.com>
1127 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1128 builtins that return exactly once and do not throw. Cache call to
1131 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1133 PR rtl-optimization/34916
1135 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1136 between instruction pairs.
1138 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1140 * doc/invoke.texi: Document -mbitops for SH.
1141 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1142 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1143 * config/sh/sh.c (print_operand): Add %t operand code.
1144 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1145 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1146 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1147 (extendqihi2): Likewise.
1148 (movqi_i): Likewise.
1149 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1150 (extv): Use bld instruction for SH2A if possible.
1152 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1153 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1154 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1155 (bset.b, bclr.b): Define peepholes.
1156 * config/sh/sh.opt (mbitops): New option.
1158 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1161 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1162 and view convert expression.
1164 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1167 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1169 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1171 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1173 * config/i386/cpuid.h (bit_AES): New.
1174 (bit_PCLMUL): Likewise.
1176 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1177 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1178 SSE2 if AES or PCLMUL is enabled.
1179 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1180 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1181 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1182 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1183 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1184 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1185 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1186 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1187 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1188 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1189 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1190 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1191 __builtin_ia32_aeskeygenassist128 and
1192 __builtin_ia32_pclmulqdq128.
1193 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1194 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1195 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1197 * config/i386/i386.h (TARGET_AES): New.
1198 (TARGET_PCLMUL): Likewise.
1199 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1201 * config/i386/i386.md (UNSPEC_AESENC): New.
1202 (UNSPEC_AESENCLAST): Likewise.
1203 (UNSPEC_AESDEC): Likewise.
1204 (UNSPEC_AESDECLAST): Likewise.
1205 (UNSPEC_AESIMC): Likewise.
1206 (UNSPEC_AESKEYGENASSIST): Likewise.
1207 (UNSPEC_PCLMUL): Likewise.
1209 * config/i386/i386.opt (maes): New.
1210 (mpclmul): Likewise.
1212 * config/i386/sse.md (aesenc): New pattern.
1213 (aesenclast): Likewise.
1215 (aesdeclast): Likewise.
1217 (aeskeygenassist): Likewise.
1218 (pclmulqdq): Likewise.
1220 * config/i386/wmmintrin.h: New.
1222 * doc/extend.texi: Document AES and PCLMUL built-in function.
1224 * doc/invoke.texi: Document -maes and -mpclmul.
1226 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1228 * function.c (free_after_parsing): Replace with
1229 cxx_push_function_context from C++ front-end.
1230 (allocate_struct_function): Don't call langhook.
1231 * langhooks.h (struct lang_hooks_for_functions): Delete.
1232 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1234 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1235 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1236 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1237 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1238 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1239 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1240 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1242 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1243 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1245 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1248 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1251 2008-04-04 Richard Guenther <rguenther@suse.de>
1254 * fold-const.c (optimize_minmax_comparison): Use the correct
1255 type for the constant in the simplified comparison.
1257 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1259 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1260 Pass L2 size as "--param l2-cache-size" to the compiler.
1261 (decode_l2_cache): New function to decode L2 cache parameters using
1262 0x8000006 extended cpuid function.
1263 (detect_caches_amd): Determine parameters of L2 cache using
1264 decode_l2_caches function.
1265 (decode_caches_intel): Decode L2 cache parameters.
1266 (detect_caches_intel): Determine L2 cache parameters using
1267 decode_caches_intel and decode_l2_caches functions.
1269 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1271 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1272 secondary input reload for subword loads from the constant pool.
1274 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1277 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1278 constants of the appropriate size for runtime calculations.
1281 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1282 decimal-float literal constant zero.
1284 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1287 * c-parser.c (c_parser_omp_atomic): Call
1288 default_function_array_conversion on the RHS.
1291 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1292 call is_variable_sized if decl has incomplete type.
1294 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1296 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1298 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1300 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1302 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1303 (sgt<u>): Merge sgt and sgtu into new expander.
1304 (sgt, sgtu): Remove expanders.
1305 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1306 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1307 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1308 *sgtu_<mode>_mips16 into new pattern.
1309 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1310 (sge<u>): Merge sge and sgeu into new expander.
1311 (sge, sgeu): Remove expanders.
1312 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1314 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1315 (slt<u>): Merge slt and sltu into new expander.
1316 (slt, sltu): Remove expanders.
1317 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1318 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1319 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1320 *sltu_<mode>_mips16 into new pattern.
1321 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1322 (sle<u>): Merge sle and sleu into new expander.
1323 (sle, sleu): Remove expanders.
1324 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1325 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1326 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1327 *sleu_<mode>_mips16 into new pattern.
1328 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1330 2008-04-03 Jan Hubicka <jh@suse.cz>
1332 PR tree-optimization/35795
1333 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1334 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1335 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1336 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1337 * score/score3.c (score3_output_mi_thunk): Likewise.
1338 * score/score7.c (score7_output_mi_thunk): Likewise.
1339 * mips/mips.c (mips_output_mi_thunk): Likewise.
1341 2008-04-03 Richard Guenther <rguenther@suse.de>
1343 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1344 conversions. Simplify code.
1346 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1348 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1350 2008-04-03 Tom Tromey <tromey@redhat.com>
1351 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1353 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1354 * config/bfin/t-bfin-linux (generated_files): Add
1355 linux-sysroot-suffix.h.
1356 * doc/install.texi (Prerequisites): Require make 3.80.
1357 * doc/sourcebuild.texi (Front End Directory): Document new
1359 * Makefile.in (generated_files): New variable.
1360 (ALL_HOST_OBJS): New variable.
1361 ($(ALL_HOST_OBJS)): New target.
1363 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1365 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1366 (remap_block): Call id->transform_lang_insert_block instead
1368 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1369 Set id.transform_lang_insert_block to NULL.
1370 (clone_body): Move to cp/optimize.c
1371 * tree-inline.h (struct copy_body_data): Change
1372 transform_lang_insert_block to function pointer.
1373 (copy_generic_body, copy_decl_no_change): Export.
1374 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1375 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1376 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1378 * c-tree.h (insert_block): Kill.
1379 * c-decl.c (insert_block): Kill.
1381 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1383 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1384 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1385 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1387 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1388 argument, call {push,pop}_function_context from here.
1389 * c-parser.c: Use c_{push,pop}_function_context.
1391 * function.c (push_function_context_to): Move meat ...
1392 (push_function_context): ... here. Simplify.
1393 * function.c (pop_function_context_from): Move meat ...
1394 (pop_function_context): ... here. Simplify.
1395 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1397 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1398 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1399 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1400 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1402 2008-04-03 Ben Elliston <bje@au.ibm.com>
1404 * expmed.c (extract_force_align_mem_bit_field): Remove.
1406 2008-04-03 Richard Guenther <rguenther@suse.de>
1409 * expr.h (try_casesi): Adjust prototype.
1410 * expr.c (try_casesi): Take fallback label as extra parameter.
1411 Use that for gen_casesi if default_label is NULL.
1412 * stmt.c (expand_case): Pass fallback label to try_casesi,
1413 make sure to fill gaps with a fallback label if default_label
1416 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1419 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1421 2008-04-03 Ben Elliston <bje@au.ibm.com>
1423 * expmed.c (extract_split_bit_field): Remove if (0) code.
1424 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1425 (do_ds_constraint): Likewise.
1427 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1429 * doc/cppopts.texi (-dU): Document.
1430 * c-common.h (flag_dump_macros): Update comment.
1431 * c-opts.c (handle_OPT_d): Handle -dU.
1432 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1433 dump_queued_macros, cb_used_define, cb_used_undef): New.
1434 (init_pp_output): Handle -dU.
1435 (cb_line_change): Call dump_queued_macros.
1436 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1438 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1440 * config/avr/predicates.md (io_address_operand): New predicate.
1441 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1442 * config/avr/avr.c (avr_io_address_p): Remove function.
1443 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1444 'avr_io_address_p' function.
1445 (out_movhi_r_mr): (Ditto.).
1446 (out_movqi_mr_r): (Ditto.).
1447 (out_movhi_mr_r): (Ditto.).
1448 (avr_address_cost): (Ditto.).
1450 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1452 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1453 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1454 in 32bit mode when XMM registers are available to avoid store
1456 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1457 corresponding post-reload splitters.
1459 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1461 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1462 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1463 __builtin_ia32_roundss.
1464 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1465 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1466 __builtin_ia32_roundss.
1467 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1468 IX86_BUILTIN_SHUFPD here.
1470 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1472 * config/i386/i386.md (plogic): New.
1473 (plogicprefix): Likewise.
1475 * config/i386/mmx.md (mmx_<code><mode>3): New.
1476 (mmx_and<mode>3): Removed.
1477 (mmx_ior<mode>3): Likewise.
1478 (mmx_xor<mode>3): Likewise.
1480 * config/i386/sse.md (<code><mode>3): New.
1481 (*<code><mode>3): Likewise.
1482 (*<code><mode>3): Likewise.
1483 (<code><mode>3): Likewise.
1484 (*sse_<code><mode>3): Likewise.
1485 (*sse2_<code><mode>3): Likewise.
1486 (<code>tf3): Likewise.
1487 (*<code>tf3): Likewise.
1488 (and<mode>3): Likewise.
1489 (*and<mode>3): Likewise.
1490 (ior<mode>3): Removed.
1491 (*ior<mode>3): Likewise.
1492 (xor<mode>3): Likewise.
1493 (*xor<mode>3): Likewise.
1494 (*and<mode>3): Likewise.
1495 (*ior<mode>3): Likewise.
1496 (*xor<mode>3): Likewise.
1497 (and<mode>3): Likewise.
1498 (*sse_and<mode>3): Likewise.
1499 (*sse2_and<mode>3): Likewise.
1501 (*andtf3): Likewise.
1502 (ior<mode>3): Likewise.
1503 (*sse_ior<mode>3): Likewise.
1504 (*sse2_ior<mode>3): Likewise.
1506 (*iortf3): Likewise.
1507 (xor<mode>3): Likewise.
1508 (*sse_xor<mode>3): Likewise.
1509 (*sse2_xor<mode>3): Likewise.
1511 (*xortf3): Likewise.
1513 2008-04-02 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/14495
1516 PR tree-optimization/34793
1517 * tree-vrp.c (struct switch_update): New structure.
1518 (to_remove_edges, to_update_switch_stmts): New VECs.
1519 (simplify_switch_using_ranges): New function. Remove not taken
1520 case labels and edges.
1521 (simplify_stmt_using_ranges): Call it.
1522 (identify_jump_threads): Mark edges we have queued for removal
1523 so we don't thread them.
1524 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1526 * tree-cfg.c (group_case_labels): Deal with missing default label.
1527 (tree_verify_flow_info): Allow missing default label.
1528 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1529 (emit_case_nodes): Likewise.
1530 (expand_case): Do not rely on the default label to be present.
1531 * expr.c (try_casesi): Deal with NULL default_label.
1532 (do_tablejump): Likewise.
1534 2008-04-02 Richard Guenther <rguenther@suse.de>
1536 PR tree-optimization/14495
1537 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1538 SWITCH_EXPR here ...
1539 (vrp_visit_switch_stmt): ... but here (new function).
1540 (find_case_label_index): New helper function.
1541 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1543 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1545 * fwprop.c: Fix ISO-C99ism.
1547 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1550 * Makefile.in (objdir): Set it here.
1551 * configure.ac: Not here. Find dynamic linker characteristics.
1552 * exec-tool.in: Use them.
1553 * aclocal.m4: Regenerate.
1554 * configure: Regenerate.
1556 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1558 * expr.c (expand_var): Delete it.
1559 * expr.h (expand_var): Delete prototype.
1560 * function.c (expand_function_start): Use expand_decl instead.
1561 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1564 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1566 PR rtl-optimization/35542
1567 * fwprop.c (forward_propagate_and_simplify): Replace
1568 loc_reg_mentioned_in_p with reg_mentioned_p.
1570 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1572 PR rtl-optimization/35281
1573 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1574 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1575 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1576 (varying_mem_p): Move above propagate_rtx.
1577 (all_uses_available_at): Do not check MEMs.
1579 2008-04-02 Rafael Espindola <espindola@google.com>
1581 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1582 (register_edge_assert_for_2): Split the cond argument.
1583 (register_edge_assert_for_1): Adjust for the change in
1584 register_edge_assert_for_2.
1585 (register_edge_assert_for): Split the cond argument.
1586 (find_switch_asserts): Adjust for the change in
1587 register_edge_assert_for.
1589 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1591 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1592 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1593 offsets for 64-bit mingw.
1594 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1595 abi for x86_64-pc-mingw.
1597 2008-04-02 Richard Guenther <rguenther@suse.de>
1599 * tree-vrp.c (extract_range_from_assert): Make sure to not
1600 produce range min/max with TREE_OVERFOW set.
1601 If merging a anti-range and a range keep the anti-range if
1602 the range covers all values of the type.
1603 (register_edge_assert_for_2): Only allow sign-changing
1604 conversions in detecting canonical range checks. Also
1605 register an assert for the unsigned name if useful.
1607 PR tree-optimization/35787
1608 * tree-vrp.c (vrp_val_max): New function.
1609 (vrp_val_min): Likewise.
1610 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1611 (vrp_val_is_min): Likewise.
1612 (supports_overflow_infinity): Use vrp_val_{min,max}.
1613 (negative_overflow_infinity): Likewise.
1614 (positive_overflow_infinity): Likewise.
1615 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1616 (is_positive_overflow_infinity): Likewise.
1617 (is_overflow_infinity): Likewise.
1618 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1619 vrp_val_is_{min,max}.
1620 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1621 to ranges if possible. Avoid empty ranges.
1623 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1626 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1627 the expression is a function address.
1629 2008-04-01 George Helffrich <george@gcc.gnu.org>
1631 PR fortran/PR35154, fortran/PR23057
1632 * fortran/trans-common.c (create_common): Add decl to function
1633 chain to preserve identifier scope in debug output.
1635 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1636 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1637 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1638 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1640 (dbxout_syms): Check for COMMON-based symbol and wrap in
1641 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1642 in bracket for efficiency.
1644 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1645 using DW_TAG_common_block + member offset.
1646 (add_pubname_string): New function.
1647 (dw_expand_expr): New function to find block name and offset for
1649 (common_check): New function to check whether symbol in Fortran COMMON.
1650 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1652 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1653 use of common is unchanged.
1655 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1656 with all combinations of debug options available on target.
1657 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1658 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1659 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1660 .stabs functionality.
1661 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1662 DWARF functionality.
1664 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1667 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1669 2008-04-02 Ben Elliston <bje@au.ibm.com>
1671 * config/v850/v850.md (casesi): Remove if (0) code.
1672 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1673 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1675 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1677 * config/i386/i386.md (rex64suffix): New mode attribute.
1678 (floathi<mode>2): Disable expander for SSE math.
1679 (*floathi<mode>2_1): New insn insn_and_split pattern.
1680 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1681 corresponding post-reload splitters.
1682 (*floathi<mode>2_i387): New macroized insn pattern.
1683 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1684 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1685 insn_and_split pattern.
1686 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1687 New macroized instruction patterns and corresponding post-reload
1689 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1690 and corresponding post-reload splitters.
1691 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1692 New macroized instruction patterns.
1693 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1694 macroized instruction patterns and corresponding post-reload splitters.
1695 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1696 corresponding post-reload splitters.
1697 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1698 New macroized instruction patterns.
1699 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1700 corresponding post-reload splitters.
1701 (*floatsi<mode>2_i387): New macroized instruction patterns.
1703 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1705 * config/i386/i386.md (smaxmin): New.
1706 (umaxmin): Likewise.
1707 (maxminiprefix): Likewise.
1708 (maxminfprefix): Likewise.
1709 (<code><mode>3): Likewise.
1710 (smin<mode>3): Removed.
1711 (smax<mode>3): Likewise.
1713 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1714 (mmx_<code>v4hi3): Likewise.
1715 (mmx_<code>v8qi3): Likewise.
1716 (mmx_smaxv2sf3): Removed.
1717 (mmx_sminv2sf3): Likewise.
1718 (mmx_umaxv8qi3): Likewise.
1719 (mmx_smaxv4hi3): Likewise.
1720 (mmx_uminv8qi3): Likewise.
1721 (mmx_sminv4hi3): Likewise.
1723 * config/i386/sse.md (<addsub><mode>3): New.
1724 (*<addsub><mode>3): Likewise.
1725 (<sse>_vm<addsub><mode>3): Likewise.
1726 (<maxmin><mode>3): Likewise.
1727 (*<maxmin><mode>3_finite): Likewise.
1728 (*<maxmin><mode>3): Likewise.
1729 (<sse>_vm<maxmin><mode>3): Likewise.
1730 (sse3_h<addsub>v4sf3): Likewise.
1731 (sse3_h<addsub>v2df3): Likewise.
1732 (<maxmin>v16qi3): Likewise.
1733 (*<maxmin>v16qi3): Likewise.
1734 (<maxmin>v8hi3): Likewise.
1735 (*<maxmin>v8hi3): Likewise.
1736 (*sse4_1_<maxmin><mode>3): Likewise.
1737 (*sse4_1_<maxmin><mode>3): Likewise.
1738 (add<mode>3): Removed.
1739 (*add<mode>3): Likewise.
1740 (<sse>_vmadd<mode>3): Likewise.
1741 (sub<mode>3): Likewise.
1742 (*sub<mode>3): Likewise.
1743 (<sse>_vmsub<mode>3): Likewise.
1744 (smin<mode>3): Likewise.
1745 (*smin<mode>3_finite): Likewise.
1746 (*smin<mode>3): Likewise.
1747 (<sse>_vmsmin<mode>3): Likewise.
1748 (smax<mode>3): Likewise.
1749 (*smax<mode>3_finite): Likewise.
1750 (*smax<mode>3): Likewise.
1751 (<sse>_vmsmax<mode>3): Likewise.
1752 (sse3_haddv4sf3): Likewise.
1753 (sse3_haddv2df3): Likewise.
1754 (sse3_hsubv4sf3): Likewise.
1755 (sse3_hsubv2df3): Likewise.
1756 (umaxv16qi3): Likewise.
1757 (*umaxv16qi3): Likewise.
1758 (smaxv8hi3): Likewise.
1759 (*smaxv8hi3): Likewise.
1760 (*sse4_1_smax<mode>3): Likewise.
1761 (*sse4_1_umax<mode>3): Likewise.
1762 (uminv16qi3): Likewise.
1763 (*uminv16qi3): Likewise.
1764 (sminv8hi3): Likewise.
1765 (*sminv8hi3): Likewise.
1766 (*sse4_1_smin<mode>3): Likewise.
1767 (*sse4_1_umin<mode>3): Likewise.
1769 2008-04-01 Rafael Espindola <espindola@google.com>
1771 * tree-cfg.c (verify_expr): remove in_phi.
1772 (verify_stmt): Don't call walk_tree with verify_expr. Use
1773 is_gimple_min_invariant instead of is_gimple_val.
1775 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1777 * doc/include/gpl_v3.texi: Update for manpage generation.
1778 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1780 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1781 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1782 gpl_v3.texi instead of gpl.texi.
1785 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1788 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1790 2008-04-01 Rafael Espindola <espindola@google.com>
1792 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1793 (extract_code_and_val_from_cond): Use
1794 extract_code_and_val_from_cond_with_ops.
1796 2008-04-01 Jan Hubicka <jh@suse.cz>
1798 * function.c (free_after_compilation): Free epilogue_delay_list.
1799 (prepare_function_start): Assert that previous compilation was freed.
1801 2008-04-01 Jan Hubicka <jh@suse.cz>
1802 Jim Wilson <wilson@tuliptree.org>
1803 Andreas Tobler <andreast@gcc.gnu.org>
1806 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1807 rtl.emit instead cfun->emit.
1808 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1809 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1811 2008-04-01 Ben Elliston <bje@au.ibm.com>
1813 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1815 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1817 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1819 (fprofile-use): Add var flag_profile_use
1820 * coverage.c (coverage_begin_output): Do not open a gcno file for
1821 output only if -ftest-coverage is set.
1822 Do not add getpwd() to gcda file path.
1823 (build_gcov_info): Check the new flag
1824 flag_profile_datafile_relative_path.
1825 (coverage_init): Use profile_data_prefix.
1826 Read profile counter only if flag_profile_use is set.
1827 * opts.c (common_handle_option): New option fprofile-use=,
1828 fprofile-dir=, fprofile-generate=.
1829 * toplev.c (profile_data_prefix): New variable definition.
1830 * toplev.h (profile_data_prefix): New declaration.
1831 * doc/invoke.tex (Option Summary, Optimization Options):
1834 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1836 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1837 use tmp consistently.
1840 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1841 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1842 UNSPEC_FR_RECIP_APPROX_RES.
1843 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1845 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1848 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1850 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1853 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1854 element of the vector via a pointer.
1856 2008-03-31 Ian Lance Taylor <iant@google.com>
1858 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1860 2008-03-31 Jan Hubicka <jh@suse.cz>
1862 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1863 get_arg_pointer_save_area.
1864 * expr.c (init_expr): Just clear out rtl.expr.
1865 * function.c (free_after_compilation): Clear out whole RTL structure.
1866 (get_func_frame_size): Merge into ...
1867 (get_frame_size): ... this one.
1868 (assign_stack_local_1): Merge into ...
1869 (assign_stack_local): ... this one.
1870 (expand_function_end): Update call of get_arg_pointer_save_area.
1871 (get_art_pointer_save_area): Remove cfun argument.
1872 * function.h (emit_status): regno_pointer_align does not need length
1873 attribute. Move x_regno_reg_rtx to ...
1874 (regno_reg_rtx): ... new global array.
1875 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1876 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1877 apply_args_value, forced_labels, stack_pointer_delta):
1879 (struct varasm_status): Move here from varasm.c
1880 (struct rtl_data): New. Move here some fields from struct function.
1881 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1882 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1883 used_temp_slots avail_temp_slots, temp_slot_level,
1884 nonlocal_goto_handler_labels): Update accesstors.
1885 (rtl): New global variable.
1886 (struct function): Move some fileds to rtl_data.
1887 (get_arg_pointer_save_area): Update prototype.
1888 * emit-rtl.c (rtl): Declare.
1889 (regno_reg_rtx): Declare.
1890 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1892 (gen_reg_rtx): Update.
1893 (init_virtual_regs): Do not tate emit_status argument.
1894 (init_emit): Do not allocate emit.
1895 * varasm.c (varasm_statuc): Move to function.h.
1896 (n_deferred_constatns): Update accestor.
1897 (init_varasm_status): Do not allocate varasm_status.
1898 (force_const_mem, get_pool_size, output_constant_pool): Update.
1899 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1900 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1902 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1904 PR rtl-optimization/35729
1905 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1908 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1911 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1912 load/store if memory is unaligned.
1913 (*movti_rex64): Likewise.
1915 * config/i386/predicates.md (misaligned_operand): New.
1917 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1920 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1923 2008-03-31 Jan Beulich <jbeulich@novell.com>
1925 * config/ia64/constraints.md: Add 'j' constraint.
1926 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1927 (movdi_internal): Likewise.
1929 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1932 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1934 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1937 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1938 proper error message for the third argument on blendpd and
1941 * config/i386/sse.md (blendbits): New.
1942 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1944 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1946 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1948 2008-03-30 Richard Guenther <rguenther@suse.de>
1951 * fold-const.c (fold_sign_changed_comparison): Do leave
1952 conversions to base-types alone.
1954 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1956 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1957 the link register if one altivec register is be saved.
1959 2008-03-30 Ben Elliston <bje@au.ibm.com>
1961 * final.c (final_scan_insn): Remove if (0) code.
1963 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1965 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1967 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1969 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1970 of V4SFmode to ix86_binary_operator_ok.
1972 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1974 * config/i386/i386.c (override_options): Initialize
1975 ix86_veclib_handler to ix86_veclibabi_svml when
1976 -mveclibabi=svml is used.
1977 (ix86_veclibabi_svml): New function for SVML ABI style
1978 vectorization support.
1979 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1981 2008-03-28 Rafael Espindola <espindola@google.com>
1983 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1984 (tree_binary_nonnegative_warnv_p): Make it public.
1985 (tree_single_nonnegative_warnv_p): Make it public.
1986 (tree_invalid_nonnegative_warnv_p): Make it public.
1987 (tree_unary_nonzero_warnv_p): Make it public.
1988 (tree_binary_nonzero_warnv_p): Make it public
1989 (tree_single_nonzero_warnv_p): Make it public.
1990 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1991 (extract_range_from_binary_expr): Split the expr argument.
1992 (extract_range_from_unary_expr): Split the expr argument.
1993 (extract_range_from_comparison): Split the expr argument.
1994 (extract_range_from_expr): Use the new aux functions.
1995 (vrp_evaluate_conditional_warnv): Use
1996 vrp_evaluate_conditional_warnv_with_ops.
1997 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1998 (tree_binary_nonzero_warnv_p): Declare.
1999 (tree_single_nonzero_warnv_p): Declare.
2000 (tree_expr_nonzero_warnv_p): Declare.
2001 (tree_unary_nonnegative_warnv_p): Declare.
2002 (tree_binary_nonnegative_warnv_p): Declare.
2003 (tree_single_nonnegative_warnv_p): Declare.
2004 (tree_invalid_nonnegative_warnv_p): Declare.
2006 2008-03-28 Richard Guenther <rguenther@suse.de>
2008 PR tree-optimization/30317
2009 PR tree-optimization/30911
2010 PR tree-optimization/34793
2011 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2012 (struct assert_locus_d): New member EXPR.
2013 (register_new_assert_for): Add EXPR parameter to support
2014 ASSERT_EXPR <name, expr OP limit>.
2015 (register_edge_assert_for_1): Adjust callers.
2016 (find_assert_locations): Likewise.
2017 (process_assert_insertions_for): Build condition from expression.
2018 (extract_range_from_assert): Handle ASSERT_EXPRs
2019 of the form ASSERT_EXPR <name, expr OP limit>.
2020 (register_edge_assert_for_2): New helper registering
2021 asserts for comparisons. Recognize range tests of the form
2022 (unsigned)i - CST1 OP CST2.
2023 (register_edge_assert_for_1): Use it.
2024 (register_edge_assert_for): Likewise.
2025 (needs_overflow_infinity): Integer sub-types
2026 do not need overflow infinities.
2027 (vrp_val_is_max): The extreme values of integer sub-types
2028 are those of the base type.
2029 (vrp_val_is_min): Likewise.
2030 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2033 2008-03-28 Nick Clifton <nickc@redhat.com>
2036 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2037 Return GENERAL_REGS for stack adjustment reloads.
2039 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2042 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2043 const_vector when all the vectors are constant.
2045 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2047 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2049 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2050 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2052 (s<code>_sf): Use new scc_sf attribute for opcode names.
2054 2008-03-27 Tom Tromey <tromey@redhat.com>
2056 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2057 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2058 config/spu/t-spu-elf, config/i386/t-interix,
2059 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2060 config/i386/x-darwin, config/i386/x-mingw32,
2061 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2062 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2063 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2064 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2065 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2066 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2067 config/score/t-score-elf, config/arm/t-strongarm-pe,
2068 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2069 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2070 Revert automatic dependency patch.
2072 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2075 * config/i386/i386.c (ix86_function_arg_boundary): Align
2076 decimal floating point to its natural boundary.
2078 2008-03-27 Richard Guenther <rguenther@suse.de>
2081 * fold-const.c (fold_comparison): Restrict distinct decl
2082 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2083 solely rely on operand_equal_p.
2085 2008-03-27 Richard Guenther <rguenther@suse.de>
2088 * c-common.c (handle_weak_attribute): Reject combination of
2091 2008-03-27 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/32810
2094 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2095 conversions from DECL_INITIAL.
2096 (fold_const_aggregate_ref): Likewise from constructor elements.
2098 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2100 * tree-affine.h (aff_combination_expand): Declare.
2101 (get_inner_reference_aff): Likewise.
2102 * tree-affine.c (aff_combination_expand): Split out from
2103 tree_to_aff_combination_expand.
2104 (get_inner_reference_aff): New function.
2105 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2106 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2107 (struct lim_aux_data): sm_done field removed.
2108 (mem_ref_loc_p, mem_ref_locs_p): New types.
2109 (struct mem_ref): Added id, stored, accesses_in_loop,
2110 indep_loop, dep_loop, indep_ref, dep_ref fields.
2111 Removed is_stored, locs and next fields.
2112 (memory_accesses): New variable.
2113 (movement_possibility): Do not allow moving statements
2114 that store to memory.
2115 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2117 (determine_max_movement): For statements with memory references,
2118 find the outermost loop in that the reference is independent.
2119 (move_computations_stmt): Mark the virtual operands for renaming.
2120 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2121 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2122 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2123 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2124 create_vop_ref_mapping, analyze_memory_references,
2125 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2126 get_all_locs_in_loop, ref_always_accessed_p,
2127 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2128 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2129 store_motion_loop, store_motion): New functions.
2130 (struct vop_to_refs_elt): New type.
2131 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2132 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2133 (schedule_sm): Replaced by...
2134 (execute_sm): ... this.
2135 (determine_lsm_ref, hoist_memory_references,
2136 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2137 find_more_ref_vops, free_mem_ref, free_mem_refs,
2138 determine_lsm_loop, determine_lsm): Removed.
2139 (tree_ssa_lim_finalize): Free data structures used by store motion.
2140 (tree_ssa_lim): Call analyze_memory_references. Use
2141 store_motion instead of determine_lsm.
2143 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2145 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2146 rename tmake_file to m68hc11/t-m68hc11.
2147 (mcore): Set inhibit_libc to true.
2148 * config.host (alpha*-dec-*vms*): Set extra_programs.
2149 (interix3*): Don't use host_xmake_file.
2150 * configure.ac: Let config.gcc override inhibit_libc.
2151 * configure: Regenerate.
2153 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2154 * config/t-openbsd-thread: Remove commented out lines.
2156 * config/x-interix: Remove.
2158 * config/m68hc11/t-m68hc11-gas: Rename to...
2159 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2161 * config/mcore/t-mcore: Remove T_CFLAGS.
2162 * config/mcore/t-mcore-pe: Likewise.
2164 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2166 * configure.ac: Replace custom __GNU_SOURCE test with
2167 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2168 * aclocal.m4: Regenerate.
2169 * configure: Regenerate.
2170 * config.in: Regenerate.
2172 2008-03-27 Richard Guenther <rguenther@suse.de>
2174 * fold-const.c (target.h): Include.
2175 (fold_comparison): Fold comparison of addresses of decls
2176 that bind locally or of constants. Consolidate address folding code.
2177 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2178 results from fold_binary_to_constant.
2179 (compare_values_warnv): Likewise.
2181 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2184 * fold-const.c (fold_truthop): Check for integeral types when folding
2185 a == 0 && b == 0 and a != 0 || b != 0 .
2187 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2189 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2191 2008-03-26 Andreas Schwab <schwab@suse.de>
2193 * doc/invoke.texi: Fix use of @item vs. @itemx.
2195 2008-03-26 Tom Tromey <tromey@redhat.com>
2197 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2198 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2199 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2200 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2201 build/genconstants.o, build/genemit.o, build/genextract.o,
2202 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2203 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2206 2008-03-26 Richard Guenther <rguenther@suse.de>
2209 2008-03-26 Richard Guenther <rguenther@suse.de>
2211 * fold-const.c (target.h): Include.
2212 (fold_comparison): Fold comparison of addresses of two decls
2213 that bind locally. Consolidate address folding code.
2215 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2217 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2218 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2219 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2220 dconstsqrt2, dconstthird, dconste and/or dconst10.
2221 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2222 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2223 dconstsqrt2, dconste): Delete.
2224 (init_emit_once): Likewise. Simplify initializing dconstm1.
2226 * real.c (get_real_const): New.
2227 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2228 dconstsqrt2, dconste): Delete.
2229 (real_value_const, get_real_const): New.
2231 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2233 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2235 * config/i386/i386.c (ix86_function_arg_boundary): Check
2236 BIGGEST_ALIGNMENT instead of 128.
2237 (setup_incoming_varargs_64): Likewise.
2239 2008-03-26 Tom Tromey <tromey@redhat.com>
2241 * Makefile.in (DEPFILES): Add missing '/'.
2243 2008-03-26 Richard Guenther <rguenther@suse.de>
2245 * fold-const.c (target.h): Include.
2246 (fold_comparison): Fold comparison of addresses of two decls
2247 that bind locally. Consolidate address folding code.
2249 2008-03-26 Nick Clifton <nickc@redhat.com>
2252 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2253 not allow INT+INT as a legitimate addressing mode.
2255 2008-03-26 Richard Guenther <rguenther@suse.de>
2257 * tree-flow.h (widen_bitfield): Remove declaration.
2258 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2259 (widen_bitfield): Remove function.
2260 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2263 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2266 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2269 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2271 PR rtl-optimization/35232
2272 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2273 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2274 reg_reloaded_call_part_clobbered here.
2275 (reload_regs_reach_end_p): New function.
2276 (reload_reg_rtx_for_input): New variable.
2277 (reload_reg_rtx_for_output): Likewise.
2278 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2279 when reassigning a pseudo register. Load reloadreg from
2280 reload_reg_rtx_for_input, moving the mode and register
2282 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2283 instead of the original when deciding whether an input reload
2284 would be a no-op or whether an output reload can be deleted.
2285 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2286 when setting up new_spill_reg_store. Load it from
2287 reload_reg_rtx_for_output, moving the mode and register
2289 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2290 instead of the original when deciding whether an output reload
2291 would be a no-op. Do the same when modifying insn notes.
2292 Use rtx_equal_p instead of == to compare the registers.
2293 (inherit_piecemeal_p): Take a mode and two register numbers
2295 (emit_reload_insns): Clear new_spill_reg_store for every hard
2296 register in the reload register. Remove spill registers
2297 from reg_reloaded_valid before considering whether to record
2298 inheritance information for them. Use reload_reg_rtx_for_output
2299 instead of reg_rtx when recording output reloads. Use
2300 reload_reg_rtx_for_input instead of reg_rtx when recording
2301 input reloads. Set or clear reg_reloaded_call_part_clobbered
2302 at the same time as setting reg_reloaded_valid.
2303 (delete_output_reload): Add a new_reload_reg parameter and use it
2304 instead of rld[j].reg_rtx.
2305 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2308 2008-03-25 Tom Tromey <tromey@redhat.com>
2310 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2311 (build/genattr.o): Likewise.
2312 (build/genattrtab.o): Likewise.
2313 (build/gencodes.o): Likewise.
2314 (build/genconfig.o): Likewise.
2315 (build/genconstants.o): Likewise.
2316 (build/genemit.o): Likewise.
2317 (build/genextract.o): Likewise.
2318 (build/genflags.o): Likewise.
2320 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2322 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2323 instead of size_int for integer types.
2324 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2325 to match type of MINUS_EXPR.
2327 2008-03-25 Tom Tromey <tromey@redhat.com>
2329 * configure: Rebuilt.
2330 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2333 2008-03-25 Tom Tromey <tromey@redhat.com>
2335 * config/x-solaris (host-solaris.o): Update.
2336 * config/x-linux (host-linux.o): Update.
2337 * config/x-hpux (host-hpux.o): Update.
2338 * config/x-darwin (host-darwin.o): Update.
2339 * config/v850/t-v850e (v850-c.o): Update.
2340 * config/v850/t-v850 (v850-c.o): Update.
2341 * config/t-vxworks (vxworks.o): Update.
2342 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2343 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2344 * config/spu/t-spu-elf (spu-c.o): Update.
2346 * config/sh/t-symbian (sh-c.o): Update.
2347 (symbian.o): Update.
2348 * config/sh/t-sh (sh-c.o): Update.
2349 * config/score/t-score-elf (score7.o, score3.o): Update.
2350 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2351 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2352 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2353 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2355 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2356 * config/m32c/t-m32c (m32c-pragma.o): Update.
2357 * config/ia64/t-ia64 (ia64-c.o): Update.
2358 * config/i386/x-mingw32 (host-mingw32.o): Update.
2359 * config/i386/x-i386 (driver-i386.o): Update.
2360 * config/i386/x-darwin (host-i386-darwin.o): Update.
2361 * config/i386/x-cygwin (host-cygwin.o): Update.
2362 * config/i386/t-nwld (nwld.o): Update.
2363 * config/i386/t-netware (netware.o): Update.
2364 * config/i386/t-interix (winnt.o): Update.
2365 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2366 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2367 msformat-c.o): Update.
2368 * config/bfin/t-bfin-linux (generated_files): Add
2369 linux-sysroot-suffix.h.
2370 * config/arm/t-wince-pe (pe.o): Update.
2371 * config/arm/t-strongarm-pe (pe.o): Update.
2372 * config/arm/t-pe (pe.o): Update.
2373 * config/arm/t-arm (arm-c.o): Update.
2374 * doc/install.texi (Prerequisites): Require make 3.80.
2375 * Makefile.in: Remove .o targets.
2376 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2377 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2378 (simple_generated_h, simple_generated_c): Move earlier.
2379 (generated_files): New variable.
2380 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2381 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2382 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2383 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2384 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2385 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2386 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2387 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2388 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2389 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2390 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2391 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2393 (COMPILE.base, COMPILE): New variables.
2394 (%.o): New pattern rule.
2395 (ALL_HOST_OBJS): New variable.
2396 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2397 (dummy-checksum.o, cc1-checksum.o): Remove.
2398 (DRIVER_SHLIB): New variable.
2399 (DRIVER_DEFINES): Use it.
2400 (gencondmd.c): Move out of build/.
2401 (s-conditions): Update.
2402 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2403 (ALL_BUILD_OBJS): Likewise.
2404 (build/%.o): Use BUILDCOMPILE.
2405 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2406 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2407 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2408 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2409 build/genconfig.o, build/genconstants.o, build/genemit.o,
2410 build/genextract.o, build/genflags.o, build/genmddeps.o,
2411 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2412 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2413 build/gen-protos.o, build/scan.o, build/fix-header.o,
2414 build/scan-decls.o): Simplify.
2415 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2416 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2417 prefix.o, toplev.o): Reduce to variable setting.
2418 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2419 ($(out_object_file), gcc-options.o): New targets.
2420 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2421 * configure: Rebuilt.
2422 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2423 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2425 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2427 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2428 complain when we hit an error, return ERROR_MARK_NODE.
2430 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2432 * config/sh/constraints.md (Pso, Psz): New constraints.
2433 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2434 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2436 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2438 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2439 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2441 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2443 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2444 (prefetch_sh2a): New.
2446 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2447 Naveen.H.S <naveen.hs@kpitcummins.com>
2449 * config/sh/constraints.md (I28): New constraint.
2450 * config/sh/sh.c (broken_move): Add support for movi20s.
2451 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2453 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2454 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2455 Naveen.H.S <naveen.hs@kpitcummins.com>
2457 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2458 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2459 (print_operand): Handle resbank in %@ operand code.
2460 (sh_encode_section_info): New.
2461 (push_regs): Add conditions for resbank.
2462 (sh_expand_epilogue): Likewise.
2463 (sh_insert_attributes): Likewise.
2464 (sh_attribute_table): Likewise.
2465 (sh_handle_resbank_handler_attribute): New.
2466 (sh2a_handle_function_vector_handler_attribute): New.
2467 (sh2a_is_function_vector_call): New.
2468 (sh2a_get_function_vector_number): New.
2469 (sh2a_function_vector_p): New.
2470 (sh_cfun_resbank_handler_p): New.
2471 * config/sh/sh.md (calli): Emit jsr/n if possible.
2472 (calli_tbr_rel): New.
2473 (calli_pcrel): Emit jsr/n if possible.
2474 (return_i): Emit rts/n if possible.
2475 (call_valuei_tbr_rel): New.
2476 (call_valuei_pcrel): Add condition for SH2A target.
2477 (call_value): Likewise.
2478 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2479 (sh2a_get_function_vector_number): Likewise.
2480 (sh2a_is_function_vector_call): Likewise.
2481 * doc/extend.texi: Document TBR relative addressing of SH2A.
2482 (resbank): Add description for SH2A.
2484 2008-03-24 Richard Guenther <rguenther@suse.de>
2487 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2488 pointer assignments change conversions according to middle-end rules.
2489 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2490 * configure.ac: Include type checking in yes.
2491 * configure: Regenerate.
2493 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2495 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2496 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2498 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2500 * gthr-vxworks.h (UNUSED): Define.
2502 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2504 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2506 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2508 * doc/extend.texi (Function Attributes): Add missing comma in the
2509 example of the "alloc_size" attribute.
2511 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2514 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2516 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2519 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2522 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2523 of the underlying type of a MS bitfield layout to the natural
2524 alignment of the type.
2526 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2528 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2529 to their natural alignment to avoid store forwarding stalls.
2531 2008-03-22 Richard Guenther <rguenther@suse.de>
2533 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2534 For PHI nodes verify the address is invariant.
2535 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2536 (get_symbol_constant_value): Use is_gimple_min_invariant.
2537 (maybe_fold_stmt_indirect): Likewise.
2539 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2541 PR rtl-optimization/33927
2542 * Makefile.in (dse.o): Depend on $(TM_P_H).
2543 * expr.h (extract_low_bits): Declare.
2544 * expmed.c (extract_low_bits): New function.
2545 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2546 * dse.c: Include tm_p.h.
2547 (find_shift_sequence): Remove the read_reg argument and return the
2548 read value. Emit the instructions instead of returning them.
2549 Iterate on new_mode rather than calculating it each time.
2550 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2551 source to NEW_MODE and extract_low_bits to convert the shifted
2553 (replace_read): Allow the load and store to have different mode
2554 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2555 or extraction instructions before trying the replacement. Update
2556 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2558 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2561 to their natural alignment to avoid store forwarding stalls.
2563 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2566 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2567 encouraging but not allowing gprs for input;
2568 change the input constraint to !f#r.
2569 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2571 change the output constraint to !f#r.
2573 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2577 corresponding post-reload splitters.
2578 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2579 when x87 FP math is selected.
2580 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2581 New function prototype.
2582 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2583 unreachable function to ease macroization of insn patterns.
2585 2008-03-21 Martin Jambor <mjambor@suse.cz>
2587 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2588 reference dumps if ddr is NULL or dependence is unknown.
2590 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2592 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2593 unsigned extension into account.
2594 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2595 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2596 Do computations on a scratch register.
2598 2008-03-21 Richard Guenther <rguenther@suse.de>
2600 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2601 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2602 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2603 * tree-ssa-dom.c (record_equality): Likewise.
2604 * tree-inline.c (copy_body_r): Likewise.
2605 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2608 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2610 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2611 as 'delete_unused' argument.
2613 2008-03-20 Richard Guenther <rguenther@suse.de>
2615 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2616 special casing of constant qualifiers.
2617 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2618 care about them in general.
2619 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2620 regardless of their type.
2621 (fold_stmt_r): Forcefully fold *& if we end up with that.
2623 2008-03-20 Paul Brook <paul@codesourcery.com>
2625 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2626 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2628 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2630 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2631 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2633 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2635 * common.opt (Wmudflap): New option.
2636 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2637 (mx_register_decls): Likewise.
2638 (mudflap_finish_file): Likewise.
2639 * doc/invoke.texi: Document -Wno-mudflap.
2641 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2643 * c-format.c (replace_format_name_to_system_name): New.
2645 (convert_format_name_to_system_name): New.
2646 (decode_format_attr): Add use of convert_format_name_to_system_name.
2647 (format_types_orig): Add gnu_ prefix to names.
2648 (check_format_info_main): Special treating of \0 escaped names for
2649 supporting multi-character format specifiers as I32, I64.
2650 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2651 (gnu_target_overrides_format_attributes): New.
2652 * c-format.h: Add structure target_ovr_attr to hold
2653 system specific formatter names.
2654 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2655 msformat-c.o file to c_target_objs and cxx_target_objs.
2656 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2657 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2658 (TARGET_N_FORMAT_TYPES): New.
2659 * config/i386/msformat-c.c: New.
2660 * config/i386/t-cygming: Add build rule for msformat-c.o.
2661 * doc/extend.texi: Add new format names gnu_* and ms_* and
2663 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2665 2008-03-20 Ira Rosen <irar@il.ibm.com>
2667 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2668 optimizations turned on under -O3.
2669 (ftree-vectorize): Add that the flag is turned on with -O3.
2671 2008-03-20 Ben Elliston <bje@au.ibm.com>
2673 * regmove.c (try_auto_increment): Fix spelling error in comment.
2674 * final.c (final_scan_insn): Likewise.
2676 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2679 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2680 allocator preferences for "y" and "r" class registers.
2681 ("*mov<mode>_internal"): Ditto.
2682 ("*movv2sf_internal_rex64"): Ditto.
2683 ("*movv2sf_internal"): Ditto.
2685 2008-03-19 Michael Matz <matz@suse.de>
2688 * calls.c (expand_call): Check overlap of arguments with call
2689 address for sibcalls.
2691 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2694 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2695 of the underlying type of a MS bitfield layout to the natural
2696 alignment of the type.
2698 2008-03-19 Jan Hubicka <jh@suse.cz>
2701 * toplev.c (decode_d_option): Handle all CPP flags.
2702 * tree-vrp.c: Update tree_pass descriptors.
2703 * regrename.c: Update tree_pass descriptors.
2704 * fwprop.c: Update tree_pass descriptors.
2705 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2706 * tree-into-ssa.c: Update tree_pass descriptors.
2707 * tree-dump.c: Update tree_pass descriptors.
2708 * tree-complex.c: Update tree_pass descriptors.
2709 * tree-dump.h: Update tree_pass descriptors.
2710 * see.c: Update tree_pass descriptors.
2711 * cgraphbuild.c: Update tree_pass descriptors.
2712 * tracer.c: Update tree_pass descriptors.
2713 * tree-loop-distribution.c: Update tree_pass descriptors.
2714 * cgraph.c: Update tree_pass descriptors.
2715 * postreload-gcse.c: Update tree_pass descriptors.
2716 * postreload.c: Update tree_pass descriptors.
2717 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2718 * tree-tailcall.c: Update tree_pass descriptors.
2719 * tree-pass.h (tree_opt_pass): Rename to ...
2720 (opt_pass) ... this one; add "type" field and remove letter field.
2721 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2722 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2723 all_lowering_passes): Update declaration.
2724 * ipa-cp.c: Update tree_pass descriptors.
2725 * final.c: Update tree_pass descriptors.
2726 * omp-low.c: Update tree_pass descriptors.
2727 * tree-ssa-dse.c: Update tree_pass descriptors.
2728 * ipa-reference.c: Update tree_pass descriptors.
2729 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2730 * auto-inc-dec.c: Update tree_pass descriptors.
2731 * reorg.c: Update tree_pass descriptors.
2732 * cgraphunit.c: Update tree_pass descriptors.
2733 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2734 * tree-ssa-ccp.c: Update tree_pass descriptors.
2735 * df-core.c: Update tree_pass descriptors.
2736 * mode-switching.c: Update tree_pass descriptors.
2737 * tree-nomudflap.c: Update tree_pass descriptors.
2738 * modulo-sched.c: Update tree_pass descriptors.
2739 * ipa-pure-const.c: Update tree_pass descriptors.
2740 * cse.c: Update tree_pass descriptors.
2741 * web.c: Update tree_pass descriptors.
2742 * tree-stdarg.c: Update tree_pass descriptors.
2743 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2744 * tree-ssa-dom.c: Update tree_pass descriptors.
2745 * tree-nrv.c: Update tree_pass descriptors.
2746 * tree-ssa-alias.c: Update tree_pass descriptors.
2747 * loop-init.c: Update tree_pass descriptors.
2748 * gimple-low.c: Update tree_pass descriptors.
2749 * ipa-inline.c: Update tree_pass descriptors.
2750 * tree-ssa-sink.c: Update tree_pass descriptors.
2751 * global.c: Update tree_pass descriptors.
2752 * ifcvt.c: Update tree_pass descriptors.
2753 * jump.c: Update tree_pass descriptors.
2754 * predict.c: Update tree_pass descriptors.
2755 * tree-ssa-loop.c: Update tree_pass descriptors.
2756 * recog.c: Update tree_pass descriptors.
2757 * dse.c: Update tree_pass descriptors.
2758 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2759 * tree-eh.c: Update tree_pass descriptors.
2760 * regmove.c: Update tree_pass descriptors.
2762 * function.c: Update tree_pass descriptors.
2763 * tree-vectorizer.c: Update tree_pass descriptors.
2764 * gcse.c: Update tree_pass descriptors.
2765 * ipa-type-escape.c: Update tree_pass descriptors.
2766 * tree-if-conv.c: Update tree_pass descriptors.
2767 * init-regs.c: Update tree_pass descriptors.
2768 * ipa.c: Update tree_pass descriptors.
2769 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2770 * rtl-factoring.c: Update tree_pass descriptors.
2771 * lower-subreg.c: Update tree_pass descriptors.
2772 * bt-load.c: Update tree_pass descriptors.
2773 * tree-dfa.c: Update tree_pass descriptors.
2774 * except.c: Update tree_pass descriptors.
2775 * emit-rtl.c: Update tree_pass descriptors.
2776 * cfgexpand.c: Update tree_pass descriptors.
2777 * tree-cfgcleanup.c: Update tree_pass descriptors.
2778 * cfgcleanup.c: Update tree_pass descriptors.
2779 * tree-ssa-pre.c: Update tree_pass descriptors.
2780 * tree-sra.c: Update tree_pass descriptors.
2781 * tree-mudflap.c: Update tree_pass descriptors.
2782 * tree-ssa-copy.c: Update tree_pass descriptors.
2783 * cfglayout.c: Update tree_pass descriptors.
2784 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2785 * tree-ssa-dce.c: Update tree_pass descriptors.
2786 * tree-ssa.c: Update tree_pass descriptors.
2787 * regclass.c: Update tree_pass descriptors.
2788 * integrate.c: Update tree_pass descriptors.
2789 * tree-optimize.c: Update tree_pass descriptors.
2790 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2791 * tree-object-size.c: Update tree_pass descriptors.
2792 * combine.c: Update tree_pass descriptors.
2793 * tree-outof-ssa.c: Update tree_pass descriptors.
2794 * bb-reorder.c: Update tree_pass descriptors.
2795 * stack-ptr-mod.c: Update tree_pass descriptors.
2796 * var-tracking.c: Update tree_pass descriptors.
2797 * tree-profile.c: Update tree_pass descriptors.
2798 * tree-vect-generic.c: Update tree_pass descriptors.
2799 * reg-stack.c: Update tree_pass descriptors.
2800 * sched-rgn.c: Update tree_pass descriptors.
2801 * tree-ssa-structalias.c: Update tree_pass descriptors.
2802 * tree-cfg.c: Update tree_pass descriptors.
2803 * passes.c (current_pass): Update declaration.
2804 (finish_optimization_passes): Update.
2805 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2806 (register_one_dump_file, register_dump_files_1, next_pass_1):
2808 (init_optimization_passes): Update handling of new types.
2809 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2810 * ipa-struct-reorg.c: Update tree_pass descriptors.
2811 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2812 * combine-stack-adj.c: Update tree_pass descriptors.
2813 * cfgrtl.c: Update tree_pass descriptors.
2814 * dce.c: Update tree_pass descriptors.
2815 * tree-ssanames.c: Update tree_pass descriptors.
2817 2008-03-19 Richard Guenther <rguenther@suse.de>
2820 * tree-ssa.c (walk_data): New structure.
2821 (warn_uninitialized_var): If not always_executed warn with "maybe"
2823 (execute_early_warn_uninitialized): Compute post-dominators.
2824 Initialize always_executed before processing each basic block.
2826 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2829 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2830 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2832 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2834 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2836 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2838 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2840 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2841 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2842 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2843 target after ignore has been set, and move there also the commputation
2844 of subtarget and original_target.
2845 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2846 (LANG_HOOKS_INITIALIZER): Remove it.
2847 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2849 2008-03-18 Richard Guenther <rguenther@suse.de>
2851 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2852 found an expression with constants, note that in the VN for the lhs.
2853 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2854 fold them to constants if possible. Run cleanup_cfg if done so.
2855 (execute_pre): Return todo.
2857 (execute_fre): Likewise.
2858 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2860 (get_prop_source_stmt): Look through pointer conversions.
2862 2008-03-18 Jan Hubicka <jh@suse.cz>
2864 * tree-pretty-print.c: Include predict.h.
2865 (dump_generic_node): Dump predictor.
2866 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2867 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2868 * gimple-low.c (lower_stmt): Likewise.
2869 * expr.c (expand_expr_real): Likewise.
2870 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2872 (build_predict_expr, build_predict_expr): New.
2873 * predict.h (predictor_name, build_predict_expr): Update.
2874 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2875 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2876 * predict.def (PRED_CONTINUE): Update hitrate.
2877 * tree.def (PREDICT_EXPR): Define.
2878 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2879 do not handle BIND_EXPR.
2880 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2881 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2882 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2885 2008-03-18 Michael Matz <matz@suse.de>
2887 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2889 2008-03-18 Richard Guenther <rguenther@suse.de>
2891 * tree-gimple.h (is_gimple_invariant_address): Declare.
2892 (is_gimple_constant): Likewise.
2893 * tree-gimple.c (is_gimple_constant): New function.
2894 (is_gimple_invariant_address): Likewise.
2895 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2896 and is_gimple_invariant_address.
2897 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2899 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2900 an addressable base.
2902 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2905 * gimplify.c (gimplify_expr): Gimplify second operand of
2908 2008-03-17 Richard Guenther <rguenther@suse.de>
2910 PR tree-optimization/19637
2911 * fold-const.c (fold_unary): Remove restrictions of removing
2912 intermediate pointer-conversions (P2)(P1)P0.
2913 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2914 conversion to void pointer.
2915 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2917 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2920 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2921 emulated thread local variables.
2923 2008-03-16 Richard Guenther <rguenther@suse.de>
2926 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2927 expand TREE_INVARIANT operations that are not gimple invariant.
2929 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2931 * doc/extend.texi (Alignment): Say that the ABI controls
2932 the __alignof__ for non-strict-alignment targets rather
2933 than being a recommendation.
2935 2008-03-15 Paul Brook <paul@codesourcery.com>
2937 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2939 (arm_output_fn_unwind): Mark functions that can not be unwound.
2941 2008-03-15 Paul Brook <paul@codesourcery.com>
2943 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2944 extension instructions.
2946 2008-03-15 Richard Guenther <rguenther@suse.de>
2948 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2949 and fold constant aggregate refs.
2950 (fold_const_aggregate_ref): Handle string constants
2951 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2952 (evaluate_stmt): Simplify now that ccp_fold folds constant
2955 2008-03-15 Paul Brook <paul@codesourcery.com>
2957 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2958 (extzv): Use gen_extzv_t2.
2959 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2961 2008-03-15 Richard Guenther <rguenther@suse.de>
2963 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2964 (fold_const_aggregate_ref): Likewise.
2965 (get_value): Return NULL if we don't have any values.
2966 (ccp_finalize): Set const_val to NULL after freeing it.
2967 * tree-flow.h (get_symbol_constant_value): Declare.
2968 (fold_const_aggregate_ref): Likewise.
2969 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2971 2008-03-15 Richard Guenther <rguenther@suse.de>
2974 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2975 to not produce negative array indices if not allowed. Add
2976 parameter to indicate that.
2977 (maybe_fold_offset_to_component_ref): Allow negative array
2978 indices only for the first member of a structure.
2979 (maybe_fold_offset_to_reference): Allow negative array indices.
2980 (maybe_fold_stmt_addition): Likewise.
2982 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2983 Anatoly Sokolov <aesok@post.ru>
2985 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
2986 (avr_arch): Add ARCH_AVR6.
2987 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2988 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2989 instead of fixed value 2.
2990 (print_operand_address): Use gs() asm specifier instead of pm().
2991 (avr_assemble_integer): (Ditto.).
2992 (avr_output_addr_vec_elt): (Ditto.).
2993 (print_operand): Handle "!" code.
2994 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2995 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2996 (AVR_HAVE_EIJMP_EICALL): Define.
2997 (AVR_3_BYTE_PC): Redefine.
2998 (AVR_2_BYTE_PC): (Ditto.).
2999 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3000 (LINK_SPEC): Add atmega2560 and atmega2561.
3001 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3003 * config/avr/avr.md (call_insn): Use eicall instead of icall
3004 for 3 byte PC devices.
3005 (call_value_insn): (Ditto.).
3006 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3007 (indirect_jump): Use only for for 2 byte PC devices.
3008 (*tablejump): (Ditto.).
3009 (*indirect_jump_avr6): Add insn.
3010 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3011 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3012 instead of ijmp for 3 byte PC devices.
3013 (__tablejump2__): (Ditto.).
3014 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3015 (MULITLIB_DIRNAMES): (Ditto.).
3016 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3018 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3020 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3021 "sse2_umulsidi3". Use V1DI mode for operand 0.
3022 ("mmx_psadbw"): Use V1DI mode for operand 0.
3023 * config/i386/i386-modes.def (V1SI): New vector mode.
3024 * config/i386/i386.c (struct builtin_description)
3025 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3026 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3027 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3028 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3029 v1di_ftype_v8qi_v8qi type.
3030 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3032 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3033 __builtin_ia32_pmuludq]: Fix the mode of return value.
3035 2008-03-15 Richard Guenther <rguenther@suse.de>
3038 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3041 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3043 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3044 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3045 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3046 unless TARGET_SERIALIZE_VOLATILE is enabled.
3047 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3048 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3049 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3051 2008-03-14 Richard Guenther <rguenther@suse.de>
3053 PR tree-optimization/34172
3054 * tree-flow.h (refs_may_alias_p): Declare.
3055 (get_single_def_stmt): Likewise.
3056 (get_single_def_stmt_from_phi): Likewise.
3057 (get_single_def_stmt_with_phi): Likewise.
3058 * tree-dfa.c (refs_may_alias_p): New function.
3059 (get_single_def_stmt): Likewise.
3060 (get_single_def_stmt_from_phi): Likewise.
3061 (get_single_def_stmt_with_phi): Likewise.
3062 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3063 (vn_reference_lookup_1): New helper function.
3064 (vn_reference_lookup): Walk the virtual use-def chain to
3065 continue searching for a match if the def does not alias the
3066 reference we are looking for.
3068 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3070 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3071 archive and Perzl. Update The Written Word listing.
3073 2008-03-14 Richard Guenther <rguenther@suse.de>
3075 PR tree-optimization/34043
3076 PR tree-optimization/33989
3077 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3079 (bitmap_find_leader): Use extra argument to verify dominance
3080 relationship inside a basic-block.
3081 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3082 (find_leader_in_sets): Adjust.
3083 (create_component_ref_by_pieces): Take extra argument for
3084 dominance check, handle lookup failures.
3085 (find_or_generate_expression): Likewise.
3086 (create_expression_by_pieces): Likewise.
3087 (insert_into_preds_of_block): Adjust.
3088 (create_value_expr_from): If asked for, verify all operands
3089 are in the blocks AVAIL_OUT set.
3090 (make_values_for_stmt): Check for SSA_NAMEs that are life
3091 over an abnormal edge.
3092 (compute_avail): Remove such check.
3093 (do_SCCVN_insertion): New function.
3094 (eliminate): If we do not find a leader suitable for replacement
3095 insert a replacement expression from SCCVN if available.
3096 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3097 (struct vn_ssa_aux): Add needs_insertion flag.
3098 * tree-ssa-sccvn.c (may_insert): New global flag.
3099 (copy_reference_ops_from_ref): Value-number union member access
3100 based on its size, not type and member if insertion is allowed.
3101 (visit_reference_op_load): For a weak match from union type
3102 punning lookup a view-converted value and insert a SSA_NAME
3103 for that value if that is not found.
3104 (visit_use): Make dumps shorter. Do not disallow value numbering
3105 SSA_NAMEs that are life over an abnormal edge to constants.
3106 (free_scc_vn): Release inserted SSA_NAMEs.
3107 (run_scc_vn): New flag to specify whether insertion is allowed.
3108 Process SSA_NAMEs in forward order.
3109 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3110 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3111 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3112 pointer type to/from integral types that do not change the
3113 precision to regular conversions.
3115 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3117 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3118 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3119 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3120 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3121 input arguments and the mode of return value. Built-in functions
3122 that operate on whole 64-bit MMX register now use V1DI mode.
3124 2008-03-13 Alon Dayan <alond@il.ibm.com>
3125 Olga Golovanevsky <olga@il.ibm.com>
3127 PR tree-optimization/35041
3128 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3129 to locate the right position in a statement.
3131 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3135 * config/i386/xmmintrin.h: Change all static inline functions to
3136 extern inline and add __gnu_inline__ attribute.
3137 * config/i386/bmintrin.h: Ditto.
3138 * config/i386/smmintrin.h: Ditto.
3139 * config/i386/tmmintrin.h: Ditto.
3140 * config/i386/mmintrin-common.h: Ditto.
3141 * config/i386/ammintrin.h: Ditto.
3142 * config/i386/emmintrin.h: Ditto.
3143 * config/i386/pmmintrin.h: Ditto.
3144 * config/i386/mmintrin.h: Ditto.
3145 * config/i386/mm3dnow.h: Ditto.
3147 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3150 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3151 (lower_omp_2): New function.
3152 (lower_omp_1, lower_omp): Rewritten.
3154 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3157 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3158 with the phrase "Microsoft Windows compilers".
3159 (Push/Pop Macro Pragmas): New subsection. Document
3160 #pragma push_macro and pragma pop_macro.
3162 2008-03-12 Paul Brook <paul@codesourcery.com>
3164 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3166 2008-03-12 Paul Brook <paul@codesourcery.com>
3168 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3169 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3170 (thumb2_addsi_shortim): Rename ...
3171 (thumb2_addsi_short): ... to this. Allow register operands.
3172 (thumb2_subsi_short): New pattern.
3173 (thumb2_one_cmplsi2_short,
3174 thumb2_negsi2_short): New patterns and peepholes.
3176 2008-03-12 Paul Brook <paul@codesourcery.com>
3178 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3180 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3182 * config/i386/i386.md (int_cond): New code iterator.
3184 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3185 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3186 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3187 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3188 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3189 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3190 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3191 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3193 2008-03-12 Paul Brook <paul@codesourcery.com>
3195 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3196 instead of {arm,thumb}_compute_save_reg_mask.
3197 (output_return_instruction): Ditto.
3198 (thumb_unexpanded_epilogue): Ditto.
3199 (thumb1_expand_prologue): Ditto.
3200 (thumb1_output_function_prologue): Ditto.
3201 (arm_set_return_address): Ditto.
3202 (thumb_set_return_address): Ditto.
3203 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3204 regs to achieve stack alignment.
3205 (thumb1_compute_save_reg_mask): Fix compiler warning.
3206 (arm_output_epilogue): Use offsets->saved_regs_mask.
3207 Adjust stack pointer by poping call clobered registers.
3208 (arm_expand_prologue): Use offsets->saved_regs_mask.
3209 Adjust stack pointer by pushing extra registers.
3210 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3212 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3215 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3216 conversion to the operands of a multiplication.
3218 2008-03-12 Richard Guenther <rguenther@suse.de>
3220 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3221 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3222 * timevar.def (TV_TREE_PHIPROP): Add.
3223 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3224 pass description. Use TV_TREE_PHIPROP.
3225 * tree-ssa-forwprop.c: Remove phiprop code.
3227 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3230 * omp-low.c (maybe_lookup_decl): Constify first argument.
3231 (use_pointer_for_field): Change last argument from bool to
3232 omp_context *. Disallow shared copy-in/out in nested
3233 parallel if decl is shared in outer parallel too.
3234 (build_outer_var_ref, scan_sharing_clauses,
3235 lower_rec_input_clauses, lower_copyprivate_clauses,
3236 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3238 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3239 Ira Rosen <irar@il.ibm.com>
3241 * tree-vectorizer.c (free_stmt_vec_info): New function.
3242 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3243 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3244 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3245 * tree-vect-transform.c (vectorizable_conversion): Free
3246 vec_oprnds0 if it was allocated.
3247 (vect_permute_store_chain): Remove unused VECs.
3248 (vectorizable_store): Free VECs that are allocated in the..
3250 (vect_transform_strided_load, vectorizable_load): Likewise.
3251 (vect_remove_stores): Simplify the code.
3252 (vect_transform_loop): Move code to vect_remove_stores().
3253 Call vect_remove_stores() and free_stmt_vec_info().
3255 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3257 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3258 TARGET_HPUX. Revise comment.
3259 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3260 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3261 Use sr4 variant of `be' instruction when not generating PIC code.
3262 (attr_length_call): Adjust for above change.
3264 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3266 * ipa-reference.c (static_execute): Remove module_statics_const and
3267 associated setting code.
3269 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3272 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3273 predicate for operand 1.
3274 (paritysi2_cmp): Use register_operand predicate for operand 2.
3275 Use earlyclobber modifier for operand 1. Remove support for
3277 (paritydi2_cmp): Use register_operand predicate for operand 3.
3278 Use earlyclobber modifier for operand 1. Remove support for
3281 2008-03-11 Paul Brook <paul@codesourcery.com>
3282 Vladimir Prus <vladimir@codesourcery.com>
3284 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3285 (arm_compute_save_reg0_reg12_mask): Always
3286 check if register 11 must be saved. Always safe hard frame pointer
3287 when frame_pointer_needeed.
3288 (arm_compute_save_reg_mask): Save IP and PC
3289 only with apcs frames.
3290 (arm_output_epilogue): Adjust Thumb2 codepath to
3291 be also invoked and work for ARM non-apcs frames.
3292 (arm_expand_prologue): Don't bother saving IP
3293 for non-apcs frame, since it's not clobbered by
3294 prologue code. Implement non-apcs frame
3297 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3299 PR rtl-optimization/35281
3300 * expr.c (convert_move): Use a new pseudo for the intermediate
3301 from_mode->word_mode result.
3303 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3305 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3306 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3307 * toplev.c (compile_file): Don't call it.
3309 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3312 * expr.c (store_expr): Call emit_block_move if the mode
3313 of "temp" RTX is BLKmode.
3315 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3316 Richard Guenther <rguenther@suse.de>
3318 PR tree-optimization/31358
3319 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3320 the step with a NULL_TREE.
3321 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3322 to sizetype if type is a pointer type.
3323 (add_candidate_1): Don't convert the base and step to
3324 the generic type if the orginal type is a pointer type.
3325 (add_iv_value_candidates): Use sizetype for the step
3326 if type is a pointer type.
3327 (cand_value_at): Likewise.
3328 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3330 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3331 Don't convert the tem affine to the type.
3332 (add_elt_to_tree): Use sizetype for the step if a pointer.
3333 Use POINTER_PLUS_EXPR for pointers.
3334 (aff_combination_to_tree): Use sizetype for the step if a
3337 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3339 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3340 Remove commutativity hint.
3342 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3346 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3347 errorneous type. Check that v is a VAR_DECL.
3350 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3352 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3354 PR tree-optimization/35494
3355 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3356 may be overriden at link and run time.
3358 2008-03-10 Richard Guenther <rguenther@suse.de>
3360 PR tree-optimization/34677
3361 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3362 (poolify_tree): Likewise.
3363 (modify_expr_template): Likewise.
3364 (poolify_modify_stmt): Likewise.
3365 (insert_fake_stores): Handle all component-ref style stores
3366 in addition to INDIRECT_REF. Also handle complex types.
3367 Do not poolify the inserted load.
3368 (realify_fake_stores): Do not rebuild the tree but only
3369 make it a SSA_NAME copy.
3370 (init_pre): Remove initialzation of modify_expr_template.
3371 Do not allocate modify_expr_node_pool.
3372 (fini_pre): Do not free modify_expr_node_pool.
3374 2008-03-10 Paul Brook <paul@codesourcery.com>
3376 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3379 2008-03-10 Paul Brook <paul@codesourcery.com>
3380 Mark Shinwell <shinwell@codesourcery.com>
3382 * config/arm/cortex-r4.md: New.
3383 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3385 * config/arm/arm.md: Include cortex-r4.md.
3386 (insn): Add smmls, sdiv and udiv values.
3387 (generic_sched): Don't use generic scheduling for Cortex-R4.
3388 (arm_issue_rate): New function.
3389 (TARGET_SCHED_ISSUE_RATE): Define.
3391 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3393 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3395 2008-03-10 Richard Guenther <rguenther@suse.de>
3397 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3398 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3400 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3402 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3403 Set default to true.
3405 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3407 * c.opt (Wsynth): Deprecate.
3408 * doc/invoke.texi (Option Summary, Warning Options): Document
3409 -Wno-format-contains-nul.
3411 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3415 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3417 2008-03-09 Ira Rosen <irar@il.ibm.com>
3419 * config/rs6000/rs6000.c (builtin_description): Rename vector
3420 left shift operations.
3421 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3422 (altivec_vsl<VI_char>): Rename to ...
3423 (ashl<mode>3): ... new name.
3424 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3426 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3428 2008-03-08 Richard Guenther <rguenther@suse.de>
3430 * coverage.h (tree_coverage_counter_addr): Declare.
3431 * coverage.c (tree_coverage_counter_addr): New function.
3432 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3434 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3435 (tree_gen_one_value_profiler): Likewise.
3436 (tree_gen_ic_profiler): Likewise.
3437 (tree_gen_average_profiler): Likewise.
3438 (tree_gen_ior_profiler): Likewise.
3440 2008-03-08 Richard Guenther <rguenther@suse.de>
3442 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3443 (vn_binary_op_insert): Likewise.
3444 (vn_unary_op_lookup): Likewise.
3445 (vn_unary_op_insert): Likewise.
3446 (vn_nary_op_lookup): Declare.
3447 (vn_nary_op_insert): Likewise.
3448 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3449 and binary hashes, use a single obstack for unary_op_pool
3451 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3452 a single struct vn_nary_op_s. Store tree code length and
3453 a variable number of operands.
3454 (struct vn_reference_op_struct): Remove unused op2.
3455 (vn_reference_op_eq): Do not compare op2.
3456 (vn_reference_op_compute_hash): Do not compute hash of op2.
3457 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3458 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3459 with vn_nary_op_compute_hash.
3460 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3461 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3463 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3465 (visit_unary_op): Call nary functions.
3466 (visit_binary_op): Likewise.
3467 (process_scc): Adjust for struct vn_tables_s changes.
3468 (allocate_vn_table): Likewise.
3469 (free_vn_table): Likewise.
3470 * tree-vn.c (vn_add): Call nary functions.
3471 (vn_lookup): Likewise.
3473 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3476 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3477 wdst back after sync_compare_and_swapqhi_internal.
3479 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/i386-modes.def (V1DI): New vector mode.
3483 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3484 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3485 (MMXMODE248): Ditto.
3486 (MMXMODE): Add V1DI mode.
3487 (mmxvecsize): Change DI mode to V1DI mode.
3488 ("mov<mode>): Use MMXMODEI8 mode iterator.
3489 ("*mov<mode>_internal_rex64"): Ditto.
3490 ("*mov<mode>_internal"): Ditto.
3491 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3492 ("mmx_sub<mode>3"): Ditto.
3493 ("mmx_adddi3"): Remove insn pattern.
3494 ("mmx_subdi3"): Ditto.
3495 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3496 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3497 ("mmx_ashl<mode>3"): Ditto.
3498 ("mmx_lshrdi3"): Remove insn pattern.
3499 ("mmx_ashldi3"): Ditto.
3500 * config/i386/i386.c (classify_argument): Handle V1DImode.
3501 (function_arg_advance_32): Ditto.
3502 (function_arg_32): Ditto.
3503 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3504 mmx_addv1di3 insn pattern.
3505 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3506 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3507 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3508 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3509 Remove definitions of built-in functions.
3510 (V1DI_type_node): New node.
3511 (v1di_ftype_v1di_int): Ditto.
3512 (v1di_ftype_v1di_v1di): Ditto.
3513 (v2si_ftype_v2si_si): Ditto.
3514 (v4hi_ftype_v4hi_di): Remove node.
3515 (v2si_ftype_v2si_di): Ditto.
3516 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3517 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3518 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3519 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3520 Add new builtins using def_builtin_const.
3521 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3522 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3523 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3524 * config/i386/mmintrin.h (__v1di): New typedef.
3525 (_mm_add_si64): Cast arguments to __v1di type.
3526 (_mm_sub_si64): Ditto.
3527 (_mm_sll_pi16): Cast __count to __v4hi type.
3528 (_mm_sll_pi32): Cast __count to __v2si type.
3529 (_mm_sll_si64): Cast arguments to __v1di type.
3530 (_mm_srl_pi16): Cast __count to __v4hi type.
3531 (_mm_srl_pi32): Cast __count to __v2si type.
3532 (_mm_srl_si64): Cast arguments to __v1di type.
3533 (_mm_sra_pi16): Cast __count to __v4hi type.
3534 (_mm_sra_pi32): Cast __count to __v2si type.
3535 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3536 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3537 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3538 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3539 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3540 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3541 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3542 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3543 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3544 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3545 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3546 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3548 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3550 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3552 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3555 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3556 reg+const addressing for Altivec modes. Don't generate reg+reg
3557 addressing for TFmode or TDmode quantities.
3559 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3561 * c-common.c (vector_types_convertible_p): Call langhook
3562 instead of comptypes.
3564 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3567 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3568 integral and scalar float variables which have a
3571 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3573 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3574 dwarf_register_span hook when emitting unwind information for
3575 register-to-memory saves.
3576 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3577 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3579 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3581 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3582 for the same VAR_DECL.
3584 2008-03-06 Tom Tromey <tromey@redhat.com>
3587 * doc/standards.texi (Standards): Don't mention treelang.
3588 * doc/invoke.texi (Overall Options): Don't mention treelang.
3589 * doc/install.texi (Prerequisites): Don't mention bison or
3591 (Configuration): Don't mention treelang.
3592 (Building): Likewise.
3593 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3595 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3597 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3598 word-extractions out of a multi-word object.
3600 2008-03-06 Richard Guenther <rguenther@suse.de>
3602 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3603 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3604 result type and precision.
3605 * expr.c (get_inner_reference): Set unsignedp based on the result
3606 type of BIT_FIELD_REF.
3607 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3608 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3609 (try_instantiate_multiple_fields): Likewise. Use the correct type
3611 (sra_build_assignment): Likewise.
3612 (sra_build_elt_assignment): Likewise.
3613 (sra_explode_bitfield_assignment): Likewise.
3614 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3615 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3616 set BIT_FIELD_REF_UNSIGNED.
3617 (vectorizable_load): Likewise.
3619 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3621 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3624 2008-03-06 Richard Guenther <rguenther@suse.de>
3626 * alias.c (struct alias_set_entry): Move has_zero_child field
3627 to pack with alias_set.
3629 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3631 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3634 2008-03-05 Ian Lance Taylor <iant@google.com>
3636 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3638 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3640 * fwprop.c (update_df): Support width and offset parameters of
3642 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3643 global_conflicts): Change DF_REF_EXTRACT to either
3644 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3645 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3646 * df-scan.c (df_ref_record, df_defs_record,
3647 df_ref_create_structure, df_def_record_1, df_uses_record,
3648 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3649 df_bb_refs_collect, df_entry_block_defs_collect,
3650 df_exit_block_uses_collect): Support new width and offset fields.
3651 (ref_extract_pool): New storage pool.
3652 (df_free_ref): New function.
3653 (df_reg_chain_unlink, df_free_collection_rec,
3654 df_sort_and_compress_refs): Call df_free_ref.
3655 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3657 (df_ref_create_structure): Allocate df_ref_extract if offset and
3658 width fields are used.
3659 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3660 (df_uses_record): Get offset and width from ZERO_EXTRACT
3662 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3663 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3664 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3665 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3666 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3667 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3668 (df_ref_extract): New structure.
3669 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3670 (df_ref_create): Add width and offset parameters.
3672 2008-03-05 Richard Guenther <rguenther@suse.de>
3674 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3675 Use ranges_overlap_p.
3676 (offset_overlaps_with_access): Rename
3677 to ranges_overlap_p and move ...
3678 * tree-flow-inline.h (ranges_overlap_p): ... here.
3680 * tree.h (get_inner_reference, handled_component_p): Update
3683 * tree.h (record_component_aliases, get_alias_set,
3684 alias_sets_conflict_p, alias_sets_must_conflict_p,
3685 objects_must_conflict_p): Move declarations ...
3686 * alias.h (record_component_aliases, get_alias_set,
3687 alias_sets_conflict_p, alias_sets_must_conflict_p,
3688 objects_must_conflict_p): ... here.
3689 Include coretypes.h.
3690 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3692 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3694 * cfg.c: Include tree-flow.h.
3695 (remove_edge_raw): Call redirect_edge_var_map_clear.
3696 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3697 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3698 (redirect_edge_var_map_result): New.
3699 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3700 PENDING_STMT use with redirect_edge_var_map_*.
3701 * tree-ssa.c (edge_var_maps): New definition.
3702 (redirect_edge_var_map_add): New.
3703 (redirect_edge_var_map_clear): New.
3704 (redirect_edge_var_map_dup): New.
3705 (redirect_edge_var_map_vector): New.
3706 (redirect_edge_var_map_destroy): New.
3707 (ssa_redirect_edge): Replace PENDING_STMT use with
3708 redirect_edge_var_map_*.
3709 (flush_pending_stmts): Same.
3710 (delete_tree_ssa): Destroy edge var map.
3711 * tree-flow.h (struct _edge_var_map): New.
3712 Define edge_var_map vector type.
3713 Declare redirect_edge_var_map_* prototypes.
3714 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3715 * tree-cfg.c (reinstall_phi_args): Replace
3716 PENDING_STMT use with redirect_edge_var_map_*.
3718 2008-03-05 Richard Guenther <rguenther@suse.de>
3720 PR tree-optimization/35472
3721 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3722 whose single use_stmt has a overlapping set of loaded and
3723 stored symbols as that use_stmt might be a noop assignment then.
3725 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3727 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3729 2008-03-05 Richard Guenther <rguenther@suse.de>
3732 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3733 should be constants.
3734 * tree-cfg.c (verify_expr): Verify it.
3735 * fold-const.c (fold_truthop): Remove code generating
3736 BIT_FIELD_REFs of structure bases.
3737 (fold_binary): Likewise.
3738 (fold_ternary): Position and size of BIT_FIELD_REFs are
3739 always host integers.
3740 (make_bit_field_ref): Remove.
3741 (optimize_bit_field_compare): Remove.
3742 (all_ones_mask_p): Remove.
3744 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3747 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3748 (split_block_and_df_analyze): New. Split basic block and rebuild
3750 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3752 (split_pattern_seq): Likewise.
3753 (erase_matching_seqs): Likewise.
3754 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3756 2008-03-04 Geoff Keating <geoffk@apple.com>
3758 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3759 declaration and code.
3760 (tree_invalid_nonnegative_warnv_p): Likewise.
3762 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3764 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3765 examples. Truncate option-names then causing overfull hbox.
3767 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3770 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3772 * configure: Rebuilt.
3774 2008-03-04 Rafael Espindola <espindola@google.com>
3776 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3777 (tree_unary_nonnegative_warnv_p): New.
3778 (tree_binary_nonnegative_warnv_p): New.
3779 (tree_single_nonnegative_warnv_p): New.
3780 (tree_invalid_nonnegative_warnv_p): New.
3781 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3783 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3786 * opts.c (handle_option): Postpone 'unknown option' errors only for
3789 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3792 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3795 2008-03-04 Rafael Espindola <espindola@google.com>
3797 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3798 (tree_binary_nonzero_warnv_p): New.
3799 (tree_single_nonzero_warnv_p): New.
3800 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3802 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3805 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3806 transformations for modes that have signed zeros.
3807 * ifcvt.c (noce_try_abs): Ditto.
3809 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3811 * config/i386/i386.c (override_options): Force
3812 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3814 2008-03-04 Jan Hubicka <jh@suse.cz>
3817 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3820 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3822 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3823 label to probe the stack.
3825 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3827 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3828 (__gthr_win32_mutex_destroy): Declare.
3829 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3830 __gthr_win32_mutex_destroy.
3831 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3833 2008-03-03 Jan Hubicka <jh@suse.cz>
3836 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3837 aggressive on inlining cold calls.
3839 2008-03-03 Richard Guenther <rguenther@suse.de>
3841 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3842 struct copies into the expression table.
3843 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3844 (try_to_simplify): Likewise.
3845 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3846 integral and pointer arguments which do not change the
3847 precision to NOP_EXPRs.
3848 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3849 VIEW_CONVERT_EXPR case.
3851 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3853 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3854 defined in a loop at depth 0 is invariant.
3855 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3856 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3857 be called at loop depth 0.
3859 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3862 * gcc.c (process_command): Update copyright notice dates.
3863 * gcov.c (print_version): Likewise.
3864 * gcov-dump.c (print_version): Likewise.
3865 * mips-tfile.c (main): Likewise.
3866 * mips-tdump.c (main): Likewise.
3868 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3871 * c-common.c (flag_permissive): Delete.
3872 (constant_expression_warnings): Check flags first.
3873 (constant_expression_error): New.
3874 * c-common.h (flag_permissive): Delete.
3875 (constant_expression_error): Declare.
3876 * flags.h (flag_permissive): Declare. Update description.
3877 * diagnostic.c (pedwarn): Update.
3879 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3880 (permissive_error_kind): New.
3881 * toplev.c (flag_permissive): Define. Update description.
3882 * toplev.h (permissive_error_kind): Declare.
3883 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3884 (pedwarn_c90): Use pedantic_warning_kind.
3885 * c-opts.c (c_common_post_options): flag_permissive does not affect
3886 flag_pedantic_errors.
3888 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3890 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3891 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3892 __absvsi2, __absvDI2): Use unsigned arithmetic.
3894 2008-03-02 Andi Kleen <ak@suse.de>
3895 Richard Guenther <rguenther@suse.de>
3897 * struct-equiv.c: Remove file.
3898 * cfg_cleanup.c (condjump_equiv_p): Remove.
3899 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3900 (struct-equiv.o): Remove rule.
3901 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3902 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3903 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3905 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3907 * ifcvt.c (noce_process_if_block): Try to handle only the then
3908 block if the else block exists but isn't suitable.
3910 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3913 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3914 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3915 regression from previous patch.
3917 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3920 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3922 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3923 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3924 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3925 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3926 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3927 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3928 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3929 (__gthread_mutex_destroy_function): Rename to
3930 __gthread_mutex_destroy.
3931 * gthr-dce.h (__gthread_mutex_destroy): Call
3932 pthread_mutex_destroy.
3933 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3934 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3935 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3937 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3939 * df-scan.c (df_ref_chain_change_bb): Simplify.
3940 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3941 set_block_for_insn if there's any change.
3942 * df.h ((df_insn_change_bb): Fix prototype.
3943 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3944 df_insn_change_bb, don't call set_block_for_insn.
3945 * emit-rtl.c (reorder_insns): Likewise.
3946 * haifa-sched.c (move_insn): Likewise.
3948 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3950 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3952 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3954 * tree-flow-inline.h (next_readonly_imm_use): Return
3955 NULL_USE_OPERAND_P after the end.
3957 2008-03-01 Richard Guenther <rguenther@suse.de>
3959 PR tree-optimization/35411
3960 * tree-sra.c (sra_build_assignment): Split conversion to
3961 final type to a separate statement if we are not assigning
3964 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3966 * fold-const.c (fold_convertible_p): Correct the logic to follow
3967 that in fold_convert().
3969 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3972 * tree-inline.c (build_duplicate_type): When we make a
3973 duplicate type, make it unique in the canonical types system.
3975 2008-02-29 Tom Tromey <tromey@redhat.com>
3977 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3978 input_file_stack_history, input_file_stack_restored): Remove.
3979 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3980 * input.h (struct file_stack): Remove.
3981 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3982 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3984 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3986 (diagnostic_last_module_changed): Add 'map' argument.
3987 (diagnostic_set_last_function): Likewise.
3988 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3989 line map, not input_file_stack.
3990 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3992 2008-02-29 Paul Brook <paul@codesourcery.com>
3994 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3996 2008-02-29 Paul Brook <paul@codesourcery.com>
3998 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4000 2008-02-29 Richard Guenther <rguenther@suse.de>
4002 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4004 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4005 value for comparing for a store match.
4006 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4007 (try_to_simplify): Do not do a full-blown reference lookup.
4009 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4011 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4012 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4014 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4016 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4018 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4019 strides against cache sizes.
4021 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4023 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4026 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4028 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4029 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4030 is smaller than the original promoted value.
4031 (simplify_subreg): If OP is a SUBREG, try to preserve its
4032 SUBREG_PROMOTED_VAR_P information.
4034 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4036 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4037 (VN_INFO_GET): Allocate new objects on the obstack.
4038 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4039 for rpo_numbers_temp, for consistency.
4040 (free_scc_vn): Free the obstack.
4042 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4044 * doc/invoke.texi: Document -ftree-loop-distribution.
4045 * tree-loop-distribution.c: New.
4046 * tree-pass.h (pass_loop_distribution): New.
4047 * graphds.h (struct graph): Add htab_t indices.
4048 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4049 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4050 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4051 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4052 * tree-data-ref.c (debug_data_dependence_relations): New.
4053 (dump_data_dependence_relation): Also print data references.
4054 (free_data_ref): Extern.
4055 (same_access_functions): Moved...
4056 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4057 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4058 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4059 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4060 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4061 (stmts_from_loop): Skip LABEL_EXPR.
4062 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4064 (build_rdg): Initialize rdg->indices htab.
4065 (free_rdg, stores_from_loop, ref_base_address,
4066 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4067 have_similar_memory_accesses_1, ref_base_address_1,
4068 remove_similar_memory_refs): New.
4069 * tree-data-ref.h: Depend on tree-chrec.h.
4070 (debug_data_dependence_relations, free_data_ref): Declared.
4071 (same_access_functions): ... here.
4072 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4074 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4075 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4076 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4077 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4078 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4079 rdg_vertex_for_stmt): Declared.
4080 (struct rdg_edge): Add level.
4082 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4083 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4085 (rdg_has_similar_memory_accesses): New.
4086 * tree-vect-analyze.c: Remove unused static decls.
4087 * lambda.h (dependence_level): New.
4088 * common.opt (ftree-loop-distribution): New.
4089 * tree-flow.h (mark_virtual_ops_in_bb,
4090 slpeel_tree_duplicate_loop_to_edge_cfg,
4091 rename_variables_in_loop): Declared.
4092 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4093 (OBJS-common): Add tree-loop-distribution.o.
4094 (tree-loop-distribution.o): New rule.
4095 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4096 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4097 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4099 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4102 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4103 other than structures and unions.
4105 2008-02-28 Richard Guenther <rguenther@suse.de>
4108 2008-02-26 Richard Guenther <rguenther@suse.de>
4110 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4111 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4112 (lookup_decl_from_uid): Declare.
4113 (remove_decl_from_map): Likewise.
4114 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4115 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4116 (decl_for_uid_map): New global hashtable mapping DECL_UID
4118 (init_ttree): Allocate it.
4119 (insert_decl_to_uid_decl_map): New helper function.
4120 (make_node_stat): Insert new decls into the map.
4121 (copy_node_stat): Likewise.
4122 (lookup_decl_from_uid): New function.
4123 (remove_decl_from_map): Likewise.
4124 (print_decl_for_uid_map_statistics): New helper.
4125 (dump_tree_statistics): Call it.
4127 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4128 (referenced_var_iterator): Adjust.
4129 (FOR_EACH_REFERENCED_VAR): Adjust.
4130 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4131 (num_referenced_vars): Adjust.
4132 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4133 (first_referenced_var): Remove.
4134 (end_referenced_vars_p): Likewise.
4135 (next_referenced_var): Likewise.
4136 (referenced_var_iterator_set): New helper function.
4137 * tree-dfa.c (referenced_var_lookup): Adjust.
4138 (referenced_var_check_and_insert): Likewise.
4139 (remove_referenced_var): Likewise.
4140 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4141 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4142 (verify_call_clobbering): Likewise.
4143 (verify_memory_partitions): Likewise.
4144 (init_tree_ssa): Allocate bitmap instead of hashtable for
4146 (delete_tree_ssa): Adjust.
4147 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4148 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4149 (compute_tag_properties): Likewise.
4150 (set_initial_properties): Likewise.
4151 (find_partition_for): Likewise.
4152 (update_reference_counts): Likewise.
4153 (dump_may_aliases_for): Likewise.
4154 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4155 (add_call_clobber_ops): Likewise.
4156 (add_call_read_ops): Likewise.
4157 (get_asm_expr_operands): Likewise.
4158 * tree-into-ssa.c (dump_decl_set): Likewise.
4159 (update_ssa): Likewise.
4160 * tree-sra.c (scan_function): Likewise.
4161 (decide_instantiations): Likewise.
4162 (scalarize_parms): Likewise.
4163 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4164 (dsa_named_for): Likewise.
4165 * tree-ssa-structalias.c (update_alias_info): Likewise.
4166 (merge_smts_into): Likewise.
4168 2008-02-27 David Daney <ddaney@avtrex.com>
4171 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4172 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4173 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4174 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4175 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4177 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4180 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4181 (BUILT_IN_NEXTTOWARD): Remove.
4182 (BUILT_IN_NEXTTOWARDF): Ditto.
4183 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4184 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4186 2008-02-27 Tom Tromey <tromey@redhat.com>
4188 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4189 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4191 2008-02-27 Jan Beulich <jbeulich@novell.com>
4193 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4194 update the respective field on newdecl.
4196 2008-02-27 Revital Eres <eres@il.ibm.com>
4198 PR rtl-optimization/34999
4199 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4200 crossing edges that ends with a call insn.
4201 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4202 call insn and clear the EDGE_CROSSING flag of the crossing edge
4203 when fixing fallthru edges.
4205 2008-02-27 Richard Guenther <rguenther@suse.de>
4208 * fold-const.c (fold_unary): Return the correct argument,
4209 converted to the result type.
4211 2008-02-27 Richard Guenther <rguenther@suse.de>
4214 * expr.c (expand_expr_real_1): Assert on rotates that operate
4216 * fold-const.c (fold_binary): Use the types precision, not the
4217 bitsize of the mode if folding rotate expressions. Build rotates
4218 only for full modes.
4220 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4222 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4224 * c-pragma.c (pragma_ns_name): New typedef.
4225 (registered_pp_pragmas): New variable.
4226 (c_pp_lookup_pragma): New function.
4227 (c_register_pragma_1): If flag_preprocess_only, do nothing
4228 for non-expanded pragmas, for expanded ones push pragma's
4229 namespace and name into registered_pp_pragmas vector.
4230 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4231 flag_preprocess_only, don't register GCC pch_preprocess
4232 pragma if flag_preprocess_only.
4233 * c-opts.c (c_common_init): Call init_pragma even if
4234 flag_preprocess_only.
4235 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4236 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4237 cpp_register_pragma if flag_preprocess_only.
4239 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4242 * c-parser.c (c_parser_translation_unit): Warn for empty
4243 translation unit, not empty source file.
4245 2008-02-26 Paul Brook <paul@codesourcery.com>
4247 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4248 operand for Thumb-2.
4249 * config/arm/arm.h (reg_class): Add CORE_REGS.
4250 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4251 (BASE_REG_CLASS): Use CORE_REGS.
4252 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4253 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4254 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4255 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4256 ARM_REGNO_OK_FOR_INDEX_P.
4257 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4258 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4259 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4260 (ldm/stm peepholes): Ditto.
4261 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4262 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4263 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4264 * config/arm/constraints.md: Enable "k" constraint on ARM.
4266 2008-02-27 Ben Elliston <bje@au.ibm.com>
4268 * config/rs6000/rs6000.c: Annotate cache line size field in all
4269 instances of struct processor_costs.
4271 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4273 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4274 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4275 jump_bypass): New counters.
4276 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4277 * dce.c (gate_ud_dce): Same.
4278 (gate_fast_dce): Same.
4279 * dse.c (gate_dse1): New function.
4280 (gate_dse2): New function.
4281 (gate_dse): Merge results of new gate functions.
4282 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4283 (gate_handle_jump_bypass): Add dbg_cnt.
4284 (gate_handle_gcse): Add dbg_cnt.
4285 * ifcvt.c (gate_handle_if_conversion): Same.
4286 (gate_handle_if_after_combine): Same.
4287 (gate_handle_if_after_reload): Same.
4288 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4290 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4292 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4294 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4296 2008-02-26 Jason Merrill <jason@redhat.com>
4299 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4300 alone if it's the naming decl for the type's main variant.
4302 2008-02-26 Tom Tromey <tromey@redhat.com>
4304 * system.h (USE_MAPPED_LOCATION): Poison.
4305 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4306 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4307 (make_goto_expr_edges): Likewise.
4308 (remove_bb): Likewise.
4309 (execute_warn_function_return): Likewise.
4310 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4312 * c-common.c (fname_decl): Remove old location code.
4313 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4315 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4317 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4318 (gen_rtx_ASM_INPUT): Likewise.
4319 (gen_rtx_ASM_INPUT_loc): Likewise.
4320 (get_rtx_asm_OPERANDS): Remove.
4321 * cfglayout.c (insn_locators_alloc): Remove old location code.
4322 (set_curr_insn_source_location): Likewise.
4323 (curr_insn_locator): Likewise.
4324 * print-tree.c (print_node): Remove old location code.
4325 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4326 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4327 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4328 location_from_locus.
4329 (construct_exit_block): Remove old location code.
4330 * emit-rtl.c (force_next_line_note): Remove old location code.
4331 * profile.c (branch_prob): Remove old location code.
4332 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4333 LOC_LINE): Remove old-location variants.
4334 * langhooks.c (lhd_print_error_function): Remove old location
4336 * configure, config.in: Rebuilt.
4337 * configure.ac (--enable-mapped-location): Remove.
4338 * c-decl.c (c_init_decl_processing): Remove old location code.
4339 (finish_function): Likewise.
4340 * recog.c (decode_asm_operands): Remove old location code.
4341 * c-pch.c (c_common_read_pch): Remove old location code.
4342 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4344 * gimple-low.c (lower_function_body): Remove old location code.
4345 * toplev.c (unknown_location): Remove.
4346 (push_srcloc): Remove old-location variant.
4347 (process_options): Remove old location code.
4348 (lang_dependent_init): Likewise.
4349 * input.h (UNKNOWN_LOCATION): Move definition.
4350 (location_t): Undeprecate.
4351 (source_locus): Remove.
4352 (location_from_locus): Remove.
4353 (struct location_s): Remove.
4354 Remove all old-location code.
4355 (input_line, input_filename): Remove.
4356 * final.c (final_scan_insn): Remove old location code.
4357 * diagnostic.c (diagnostic_build_prefix): Remove
4358 USE_MAPPED_LOCATION test.
4359 * tree.h (gimple_stmt) <locus>: Now a location_t.
4360 (tree_exp) <locus>: Likewise.
4361 (DECL_IS_BUILTIN): Remove old-location variant.
4362 (annotate_with_file_line, annotate_with_locus): Likewise.
4363 (expr_locus, set_expr_locus): Update.
4364 * tree.c (build1_stat): Remove old location code.
4365 (last_annotated_node): Remove.
4366 (annotate_with_file_line): Remove old-location variant.
4367 (annotate_with_locus): Likewise.
4368 (expr_location): Remove old location code.
4369 (set_expr_location): Likewise.
4370 (expr_has_location): Likewise.
4371 (expr_locus): Likewise.
4372 (set_expr_locus): Likewise.
4373 (expr_filename): Don't use location_from_locus.
4374 (expr_lineno): Likewise.
4375 * rtl-error.c (location_for_asm): Remove old location code.
4376 * c-lex.c (cb_line_change): Remove old location code.
4377 (fe_file_change): Likewise.
4378 (cb_def_pragma): Likewise.
4379 (c_lex_with_flags): Likewise.
4380 * gengtype.c (do_typedef): Don't special-case location types.
4381 (define_location_structures): Remove.
4382 (main): Don't call define_location_structures.
4383 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4386 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4389 * builtins.def (BUILT_IN_STDARG_START): Remove.
4390 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4391 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4392 * tree-inline.c (inline_forbidden_p_1): Likewise.
4394 2008-02-26 Richard Guenther <rguenther@suse.de>
4396 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4397 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4398 (lookup_decl_from_uid): Declare.
4399 (remove_decl_from_map): Likewise.
4400 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4401 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4402 (decl_for_uid_map): New global hashtable mapping DECL_UID
4404 (init_ttree): Allocate it.
4405 (insert_decl_to_uid_decl_map): New helper function.
4406 (make_node_stat): Insert new decls into the map.
4407 (copy_node_stat): Likewise.
4408 (lookup_decl_from_uid): New function.
4409 (remove_decl_from_map): Likewise.
4410 (print_decl_for_uid_map_statistics): New helper.
4411 (dump_tree_statistics): Call it.
4413 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4414 (referenced_var_iterator): Adjust.
4415 (FOR_EACH_REFERENCED_VAR): Adjust.
4416 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4417 (num_referenced_vars): Adjust.
4418 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4419 (first_referenced_var): Remove.
4420 (end_referenced_vars_p): Likewise.
4421 (next_referenced_var): Likewise.
4422 (referenced_var_iterator_set): New helper function.
4423 * tree-dfa.c (referenced_var_lookup): Adjust.
4424 (referenced_var_check_and_insert): Likewise.
4425 (remove_referenced_var): Likewise.
4426 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4427 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4428 (verify_call_clobbering): Likewise.
4429 (verify_memory_partitions): Likewise.
4430 (init_tree_ssa): Allocate bitmap instead of hashtable for
4432 (delete_tree_ssa): Adjust.
4433 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4434 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4435 (compute_tag_properties): Likewise.
4436 (set_initial_properties): Likewise.
4437 (find_partition_for): Likewise.
4438 (update_reference_counts): Likewise.
4439 (dump_may_aliases_for): Likewise.
4440 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4441 (add_call_clobber_ops): Likewise.
4442 (add_call_read_ops): Likewise.
4443 (get_asm_expr_operands): Likewise.
4444 * tree-into-ssa.c (dump_decl_set): Likewise.
4445 (update_ssa): Likewise.
4446 * tree-sra.c (scan_function): Likewise.
4447 (decide_instantiations): Likewise.
4448 (scalarize_parms): Likewise.
4449 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4450 (dsa_named_for): Likewise.
4451 * tree-ssa-structalias.c (update_alias_info): Likewise.
4452 (merge_smts_into): Likewise.
4454 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4457 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4458 * c-opts.c (c_common_handle_option): Wall enables
4459 Wvolatile-register-var.
4460 * common.opt: Move Wvolatile-register-var to...
4463 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4465 * common.opt (Wlarger-than=): New.
4466 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4468 * opts.c (common_handle_option): Handle -Wlarger-than=.
4469 * optc-gen.awk: Likewise.
4470 * opth-gen.awk: Likewise.
4471 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4472 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4474 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4476 * c-common.c (match_case_to_enum_1): Add appropriate
4477 OPT_W* parameter to warning.
4478 (c_do_switch_warnings): Likewise.
4479 * c-typeck.c (warning_init): Add one more parameter following
4481 (push_init_level): Update call to warning_init.
4482 (pop_init_level): Likewise.
4483 (add_pending_init): Likewise.
4484 (output_init_element: Likewise.
4486 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4489 * toplev.c (toplev_main): If there are warnings or error, print
4490 errors for ignored options.
4491 * opts.c (ignored_options): New static variable.
4492 (postpone_unknown_option_error): New.
4493 (print_ignored_options): New.
4494 (handle_option): Postpone errors for unknown -Wno-* options.
4495 * opts.h (print_ignored_options): Declare.
4497 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4499 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4502 2008-02-25 Richard Guenther <rguenther@suse.de>
4505 2008-02-25 Richard Guenther <rguenther@suse.de>
4507 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4508 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4509 (lookup_decl_from_uid): Declare.
4510 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4511 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4512 (decl_for_uid_map): New global hashtable mapping DECL_UID
4514 (init_ttree): Allocate it.
4515 (insert_decl_to_uid_decl_map): New helper function.
4516 (make_node_stat): Insert new decls into the map.
4517 (copy_node_stat): Likewise.
4518 (lookup_decl_from_uid): New function.
4519 (print_decl_for_uid_map_statistics): New helper.
4520 (dump_tree_statistics): Call it.
4522 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4523 (referenced_var_iterator): Adjust.
4524 (FOR_EACH_REFERENCED_VAR): Adjust.
4525 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4526 (num_referenced_vars): Adjust.
4527 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4528 (first_referenced_var): Remove.
4529 (end_referenced_vars_p): Likewise.
4530 (next_referenced_var): Likewise.
4531 (referenced_var_iterator_set): New helper function.
4532 * tree-dfa.c (referenced_var_lookup): Adjust.
4533 (referenced_var_check_and_insert): Likewise.
4534 (remove_referenced_var): Likewise.
4535 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4536 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4537 (verify_call_clobbering): Likewise.
4538 (verify_memory_partitions): Likewise.
4539 (init_tree_ssa): Allocate bitmap instead of hashtable for
4541 (delete_tree_ssa): Adjust.
4542 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4543 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4544 (compute_tag_properties): Likewise.
4545 (set_initial_properties): Likewise.
4546 (find_partition_for): Likewise.
4547 (update_reference_counts): Likewise.
4548 (dump_may_aliases_for): Likewise.
4549 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4550 (add_call_clobber_ops): Likewise.
4551 (add_call_read_ops): Likewise.
4552 (get_asm_expr_operands): Likewise.
4553 * tree-into-ssa.c (dump_decl_set): Likewise.
4554 (update_ssa): Likewise.
4555 * tree-sra.c (scan_function): Likewise.
4556 (decide_instantiations): Likewise.
4557 (scalarize_parms): Likewise.
4558 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4559 (dsa_named_for): Likewise.
4560 * tree-ssa-structalias.c (update_alias_info): Likewise.
4561 (merge_smts_into): Likewise.
4563 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4566 * doc/invoke.texi (-fcx-limited-range): Document new option.
4567 * toplev.c (process_options): Handle -fcx-fortran-rules.
4568 * common.opt: Add documentation for -fcx-fortran-rules.
4570 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4573 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4574 actual behaviour and C99.
4576 2008-02-26 Ben Elliston <bje@au.ibm.com>
4578 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4579 (ASM_CPU_POWER6_SPEC): Likewise.
4580 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4581 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4582 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4584 2008-02-25 Richard Guenther <rguenther@suse.de>
4586 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4587 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4588 (lookup_decl_from_uid): Declare.
4589 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4590 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4591 (decl_for_uid_map): New global hashtable mapping DECL_UID
4593 (init_ttree): Allocate it.
4594 (insert_decl_to_uid_decl_map): New helper function.
4595 (make_node_stat): Insert new decls into the map.
4596 (copy_node_stat): Likewise.
4597 (lookup_decl_from_uid): New function.
4598 (print_decl_for_uid_map_statistics): New helper.
4599 (dump_tree_statistics): Call it.
4601 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4602 (referenced_var_iterator): Adjust.
4603 (FOR_EACH_REFERENCED_VAR): Adjust.
4604 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4605 (num_referenced_vars): Adjust.
4606 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4607 (first_referenced_var): Remove.
4608 (end_referenced_vars_p): Likewise.
4609 (next_referenced_var): Likewise.
4610 (referenced_var_iterator_set): New helper function.
4611 * tree-dfa.c (referenced_var_lookup): Adjust.
4612 (referenced_var_check_and_insert): Likewise.
4613 (remove_referenced_var): Likewise.
4614 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4615 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4616 (verify_call_clobbering): Likewise.
4617 (verify_memory_partitions): Likewise.
4618 (init_tree_ssa): Allocate bitmap instead of hashtable for
4620 (delete_tree_ssa): Adjust.
4621 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4622 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4623 (compute_tag_properties): Likewise.
4624 (set_initial_properties): Likewise.
4625 (find_partition_for): Likewise.
4626 (update_reference_counts): Likewise.
4627 (dump_may_aliases_for): Likewise.
4628 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4629 (add_call_clobber_ops): Likewise.
4630 (add_call_read_ops): Likewise.
4631 (get_asm_expr_operands): Likewise.
4632 * tree-into-ssa.c (dump_decl_set): Likewise.
4633 (update_ssa): Likewise.
4634 * tree-sra.c (scan_function): Likewise.
4635 (decide_instantiations): Likewise.
4636 (scalarize_parms): Likewise.
4637 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4638 (dsa_named_for): Likewise.
4639 * tree-ssa-structalias.c (update_alias_info): Likewise.
4640 (merge_smts_into): Likewise.
4642 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4645 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4646 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4647 * alias.h (nonoverlapping_memrefs_p): Likewise.
4649 2008-02-25 Jan Beulich <jbeulich@novell.com>
4651 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4652 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4653 __emultls_get_address, __emultls_register_common,
4654 __floatundi?f, and _Unwind_GetIPInfo.
4655 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4656 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4657 (gen_regparm_prefix): Likewise.
4658 (i386_nlm_encode_section_info): Sync with
4659 config/i386/winnt.c:i386_pe_encode_section_info().
4660 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4661 i386_nlm_mangle_decl_assembler_name): New.
4662 (netware_override_options): New.
4663 * config/i386/netware.h (netware_override_options): Declare.
4664 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4665 (i386_nlm_mangle_decl_assembler_name): Declare.
4666 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4668 2008-02-25 Ben Elliston <bje@au.ibm.com>
4671 * c-decl.c (grokdeclarator): Remove unused local variables
4672 `typedef_type' and `type_as_written'.
4674 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4675 unused local variable `has_hot_blocks'.
4676 (fix_crossing_conditional_branches): Remove unused local variable
4679 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4682 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4683 using DEF_C99_BUILTIN.
4684 (BUILT_IN_NANF): Ditto.
4685 (BUILT_IN_NANL): Ditto.
4687 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4688 Revital Eres <eres@il.ibm.com>
4690 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4691 regarding the order of two dependent insns in the same row.
4693 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4695 * stor-layout.c (layout_decl): Do not bump the alignment of a
4696 bit-field to more than byte alignment if it is packed.
4698 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4700 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4703 2008-02-24 Diego Novillo <dnovillo@google.com>
4705 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4708 * tree-vrp.c (vrp_evaluate_conditional): With
4709 -Wtype-limits, emit a warning when comparing against a
4710 constant outside the natural range of OP0's type.
4711 * c.opt (Wtype-limits): Move ...
4712 * common.opt (Wtype-limits): ... here.
4714 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4716 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4717 * config/rs6000/e300c2c3.md: New file.
4718 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4720 (rs6000_override_options): Add e300c2 and e300c3 cases to
4721 processor_target_table. Do not allow usage of Altivec or Spe
4722 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4723 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4724 * config/rs6000/rs6000.h (processor_type): Add
4725 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4726 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4727 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4728 and ppce300c3. Include e300c2c3.md.
4730 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4732 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4733 instead of TARGET_STRICT_ALIGN.
4735 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4737 * explow.c (memory_address): Assert that the generated address is
4740 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4743 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4744 * config/darwin-ppc-ldouble-patch.def: New file.
4745 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4746 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4747 SUBTARGET_INIT_BUILTINS if defined.
4748 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4751 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4754 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4755 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4757 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4760 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4761 file" warning condtional on -Winvalid-PCH.
4763 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4765 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4767 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4771 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4772 prevent reload from using MMX registers.
4773 (*mov<mode>_internal): Ditto.
4774 (*movv2sf_internal_rex64): Ditto.
4775 (*movv2sf_internal): Ditto.
4777 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4779 PR documentation/31569
4780 * doc/install.texi2html: Use makeinfo --no-number-sections.
4782 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4784 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4785 ensure that we can address an entire entity > 8 bytes. Don't
4786 generate reg+reg addressing for such data.
4788 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4790 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4791 strings when optimizing for size, unless the target cares about
4794 2008-02-22 Tom Tromey <tromey@redhat.com>
4796 * regclass.c (current_pass): Remove declaration.
4798 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4800 * config/avr/libgcc.S (__RAMPZ__): Define.
4801 (__do_copy_data): Add for devices with 128KB code memory.
4803 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4805 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4807 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4809 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4811 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4814 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4817 * c-typeck.c (build_binary_op): Warn about floating point
4818 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4820 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4823 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4824 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4826 (rs6000_override_options): Set altivec_abi as default, not override,
4827 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4828 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4829 is used; use new member spe_abi.
4830 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4831 spe_abi and altivec_abi.
4833 2008-02-22 Tomas Bily <tbily@suse.cz>
4835 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4837 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4840 * config.build (build_file_translate): Set to `CMD //c' only if
4842 * Makefile.in (build_file_translate): Improve comment.
4844 2008-02-21 Jan Hubicka <jh@suse.cz>
4846 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4847 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4848 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4850 2008-02-21 Michael Matz <matz@suse.de>
4853 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4855 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4857 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4858 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4860 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4861 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4862 SSE_VEC_FLOAT_MODE_P as insn constraint.
4863 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4864 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4865 sse4a_movntdf using MODEF mode iterator.
4866 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4867 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4868 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4869 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4870 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4871 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4872 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4874 2008-02-21 Richard Guenther <rguenther@suse.de>
4876 * tree.def (PAREN_EXPR): New tree code.
4877 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4879 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4880 * expr.c (expand_expr_real_1): Likewise.
4881 * tree-inline.c (estimate_num_insns_1): Likewise.
4882 * tree-complex.c (expand_complex_move): Likewise.
4883 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4886 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4889 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4891 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4894 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4896 * config/sh/sh.c (find_barrier): Don't go past
4897 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4899 2008-02-20 DJ Delorie <dj@redhat.com>
4901 * config/h8300/h8300.md (insv): Force source operand to be a register.
4903 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4904 as a jump, not as a plain insn.
4906 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4908 * doc/invoke.texi (Warning Options): Add new option
4909 -Wframe-larger-than=.
4910 (-Wframe-larger-than): Document.
4912 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4913 Add declarations for new option variables.
4915 * final.c (final_start_function): Check the frame size
4916 before emission and issue a Wframe-larger-than warning.
4918 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4919 Add definitions for new option variables.
4920 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4922 * common.opt (Wframe-larger-than=): New option.
4924 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4926 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4927 (<sse>_div<mode>3): Ditto.
4928 (<sse>_vmdiv<mode>3): Ditto.
4929 (<sse>_vmsqrt<mode>2): Ditto.
4930 (*smax<mode>3): Ditto.
4931 (sse5_frcz<mode>2): Ditto.
4932 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4935 2008-02-20 Richard Guenther <rguenther@suse.de>
4938 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4939 be happy with INTEGRAL_TYPE_P.
4941 2008-02-20 Richard Guenther <rguenther@suse.de>
4943 * fold-const.c (split_tree): Associate floatig-point expressions
4944 if flag_associative_math is set.
4946 2008-02-20 Richard Guenther <rguenther@suse.de>
4948 * tree.h (fold_real_zero_addition_p): Declare.
4949 * fold-const.c (fold_real_zero_addition_p): Export.
4950 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4951 floating-point operations with zero and one.
4953 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4955 * doc/install.texi: Correct references to CFLAGS, replacing them
4956 with BOOT_CFLAGS. Document flags used during bootstrap for
4959 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4961 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4962 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4963 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4965 (smin<mode>3): Ditto from similar patterns.
4966 (smax<mode>3): Ditto.
4967 (*ieee_smin<mode>3): Ditto.
4968 (*ieee_smax<mode>3): Ditto.
4969 * config/i386/sse.md (sse): New mode attribute.
4970 (mov<mode>): Macroize expander from movv4sf and movv2df using
4971 SSEMODEF2P mode iterator.
4972 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4973 SSE_VEC_FLOAT_MODE_P as insn constraint.
4974 (storent<mode>): Ditto.
4975 (storent<mode>): Macroize expander from storentsf and storentdf using
4976 MODEF mode iterator.
4977 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4978 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4979 (abs<mode>2): Ditto from similar patterns.
4980 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4981 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4982 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4983 (<sse>_vmsqrt<mode>2): Ditto.
4984 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4985 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4986 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4987 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4988 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4989 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4990 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4992 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4993 iterator and SSE_FLOAT_MODE_P as insn constraint.
4994 (<sse>_ucomi): Ditto from similar patterns.
4995 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4996 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4997 SSE_VEC_FLOAT_MODE_P as insn constraint.
4998 (vcond<mode>): Ditto from similar patterns.
4999 (and<mode>3, *and<mode>3): Ditto.
5000 (<sse>_nand<mode>3): Ditto.
5001 (ior<mode>3, *ior<mode>3): Ditto.
5002 (xor<mode>3, *xor<mode>3): Ditto.
5003 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5004 iterator and SSE_FLOAT_MODE_P as insn constraint.
5005 (*nand<mode>3): Ditto from similar patterns.
5006 (*ior<mode>3): Ditto.
5007 (*xor<mode>3): Ditto.
5009 2008-02-20 Ira Rosen <irar@il.ibm.com>
5011 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5012 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5013 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5015 2008-02-19 Jan Hubicka <jh@suse.cz>
5017 * predict.c (tree_bb_level_predictions): Remove variable next
5018 mistakely introduced by previous commit.
5020 2008-02-19 Jan Hubicka <jh@suse.cz>
5022 * predict.c (predict_paths_leading_to): Rewrite.
5023 (predict_paths_for_bb): New.
5024 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5026 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5029 * Makefile.in (build_file_translate): New.
5030 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5031 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5032 * configure.ac (build_file_translate): Substitute it.
5033 * configure: Regenerate.
5035 2008-02-19 Jan Hubicka <jh@suse.cz>
5037 PR rtl-optimization/34408
5038 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5041 2008-02-19 Jan Hubicka <jh@suse.cz>
5044 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5047 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5050 * config/i386/i386-modes.def: Revert the last DI alignment
5051 change until Ada people can look into it.
5053 2008-02-19 Nick Clifton <nickc@redhat.com>
5055 * opts.c (print_specific_help): Fix typo in --help text.
5057 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5060 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5061 32-bit inline asm without asm alternatives for host GCC < 3.0.
5063 2008-02-19 Richard Guenther <rguenther@suse.de>
5065 PR tree-optimization/34989
5066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5067 Allow propagation to INDIRECT_REF if we can simplify only.
5069 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5071 * c-common.c (warn_for_collisions_1): Use appropriate option when
5074 2008-02-19 Nick Clifton <nickc@redhat.com>
5077 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5078 (handle_options): Fix indentation.
5079 (print_filtered_help): If no language-specific options were
5080 displayed tell the user how to list all the options supported by
5081 the language's front-end.
5082 (print_specific_help): Fix indentation and remove duplicate line.
5083 (common_handle_option): Handle the -v option.
5084 For --help enable the display of undocumented options if the -v
5085 switch has been included on the command line.
5086 For --help= check for overlaps in the arguments between the option
5087 classes and the language names and issue a warning when they
5088 cannot be disambiguated.
5089 * c.opt (v): Pass on to the common option handler.
5091 2008-02-19 Revital Eres <eres@il.ibm.com>
5093 * modulo-sched.c (sms_schedule): Change dump message when
5094 create_ddg function fails.
5095 (try_scheduling_node_in_cycle): Rename row to cycle.
5096 (print_partial_schedule): Rename CYCLE to ROW.
5098 2008-02-19 Christian Bruel <christian.bruel@st.com>
5099 Zdenek Dvorak <ook@ucw.cz>
5101 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5103 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5106 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5107 (*x86_movdicc_0_m1_se): Ditto.
5109 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5111 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5112 (CMPtype): Define as __gcc_CMPtype.
5113 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5114 (CMPtype): Define as __gcc_CMPtype.
5116 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5118 Support valgrind 3.3 for --enable-checking=valgrind.
5119 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5121 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5122 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5123 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5124 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5125 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5126 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5127 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5129 * ggc-zone.c: Similar.
5130 * ggc-page.c: Similar.
5132 2008-02-19 Paul Brook <paul@codesourcery.com>
5135 * config/arm/ieee754-df.S: Fix do_it typo.
5136 * config/arm/ieee754-sf.S: Fix do_it typo.
5138 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5141 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5142 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5143 (OPTION_MASK_ISA_SSE_SET): Likewise.
5144 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5145 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5146 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5147 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5148 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5149 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5150 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5151 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5152 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5153 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5154 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5155 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5156 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5157 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5158 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5159 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5160 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5161 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5162 (OPTION_MASK_ISA_SSE4): Removed.
5163 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5164 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5165 (override_options): Don't turn on implied SSE/MMX bits in
5168 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5170 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5173 2008-02-18 Joey Ye <joey.ye@intel.com>
5176 * tree-nested.c (insert_field_into_struct): Set type alignment
5177 to field alignment if the former is less than the latter.
5179 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5181 * BASE-VER: Set to 4.4.0.
5183 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5185 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5186 * doc/cfg.texi: Likewise.
5187 * doc/extend.texi: Likewise.
5188 * doc/gty.texi: Likewise.
5189 * doc/invoke.texi: Likewise.
5190 * doc/loop.texi: Likewise.
5191 * doc/md.texi: Likewise.
5192 * doc/passes.texi: Likewise.
5193 * doc/rtl.texi: Likewise.
5194 * doc/sourcebuild.texi: Likewise.
5195 * doc/tm.texi: Likewise.
5196 * doc/tree-ssa.texi: Likewise.
5198 2008-02-17 Richard Guenther <rguenther@suse.de>
5201 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5202 without default definition.
5204 2008-02-17 Richard Guenther <rguenther@suse.de>
5206 PR tree-optimization/35231
5207 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5210 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5213 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5214 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5215 libgcc_cmp_return mode.
5217 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5220 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5222 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5224 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5227 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5229 * doc/c-tree.texi: Use `@.' where appropriate.
5230 * doc/extend.texi: Likewise.
5231 * doc/install.texi: Likewise.
5232 * doc/invoke.texi: Likewise.
5233 * doc/loop.texi: Likewise.
5234 * doc/makefile.texi: Likewise.
5235 * doc/md.texi: Likewise.
5236 * doc/passes.texi: Likewise.
5237 * doc/standards.texi: Likewise.
5238 * doc/tm.texi: Likewise.
5240 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5243 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5245 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5246 rather than in entry_bb.
5248 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5250 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5251 libgcc_cmp_return mode.
5253 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5256 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5257 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5259 2008-02-15 Richard Guenther <rguenther@suse.de>
5260 Zdenek Dvorak <ook@ucw.cz>
5262 PR tree-optimization/35164
5263 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5264 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5265 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5266 Only propagate addresses which do not have abnormal SSA_NAMEs
5269 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5272 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5274 2008-02-15 Jan Hubicka <jh@suse.cz>
5277 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5279 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5282 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5283 when calculating alignment_pad.
5285 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5287 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5288 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5289 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5290 and STACK_BOUNDARY define.
5292 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5294 PR preprocessor/35061
5295 * c-pragma.c (handle_pragma_pop_macro): Check that
5296 pushed_macro_table has been allocated.
5298 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5301 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5302 (force_gimple_operand): Likewise.
5303 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5304 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5305 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5306 (find_interesting_uses_address): Check addressability and alignment
5307 of the base expression only after substituting bases of IVs into it.
5309 2008-02-14 Michael Matz <matz@suse.de>
5312 * function.c (instantiate_virtual_regs_in_insn): Reload address
5313 before falling back to reloading the whole operand.
5315 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5317 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5318 before the first section switch note.
5320 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5322 * doc/bugreport.texi: Update copyright years.
5323 * doc/c-tree.texi: Likewise.
5324 * doc/cfg.texi: Likewise.
5325 * doc/cpp.texi: Likewise.
5326 * doc/cppinternals.texi: Likewise.
5327 * doc/fragments.texi: Likewise.
5328 * doc/frontends.texi: Likewise.
5329 * doc/gcc.texi: Likewise.
5330 * doc/gty.texi: Likewise.
5331 * doc/hostconfig.texi: Likewise.
5332 * doc/implement-c.texi: Likewise.
5333 * doc/libgcc.texi: Likewise.
5334 * doc/loop.texi: Likewise.
5335 * doc/makefile.texi: Likewise.
5336 * doc/options.texi: Likewise.
5337 * doc/passes.texi: Likewise.
5338 * doc/rtl.texi: Likewise.
5339 * doc/sourcebuild.texi: Likewise.
5340 * doc/standards.texi: Likewise.
5341 * doc/tree-ssa.texi: Likewise.
5342 * doc/trouble.texi: Likewise.
5344 * doc/extend.texi: Use @: or add comma where appropriate.
5345 * doc/invoke.texi: Likewise.
5346 * doc/tm.texi: Likewise.
5348 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5351 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5354 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5356 * doc/md.texi (clz, ctz): Add reference.
5357 * doc/rtl.texi (clz, ctz): Likewise.
5359 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5362 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5365 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5367 * config/s390/s390.c (struct constant_pool): New field
5368 emit_pool_after added.
5369 (s390_mainpool_start): Set the emit_pool_after flag according
5370 to the section switch notes.
5371 (s390_mainpool_finish): Consider emit_pool_after when emitting
5372 the literal pool at the end of the function.
5373 (s390_chunkify_start): Force literal pool splits at section
5376 2008-02-13 Michael Matz <matz@suse.de>
5379 * var-tracking.c (clobber_variable_part): Correctly traverse the
5382 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5385 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5386 Add -fdump-ipa-inline.
5387 * tree-dump.c (dump_files): Remove tree-inlined dump.
5388 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5390 2008-02-12 Richard Guenther <rguenther@suse.de>
5392 PR tree-optimization/35171
5393 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5396 2008-02-12 Richard Guenther <rguenther@suse.de>
5399 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5400 value-preserving mode. Disallow final truncation.
5402 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5405 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5406 code from here to...
5407 (force_gimple_operand): ...here.
5409 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5412 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5413 non-compatible pointers.
5414 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5415 different FIELD_DECLs, try harder by comparing field offsets, sizes
5419 * function.c (match_asm_constraints_1): Don't replace the same input
5422 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5424 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5425 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5426 (expand_epilogue): Restore RAMPZ register.
5427 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5429 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5431 * config/i386/cygwin.asm: (__alloca): Correct calling
5432 convention and alignment.
5433 (__chkstk): Force 8 byte stack alignment.
5435 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5436 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/33992
5439 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5440 the zero we compare against.
5442 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5445 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5446 to CloseHandle after unlocking to prevent accumulation of handle
5449 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5452 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5453 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5454 and update LABEL_NUSES during and after reload.
5456 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5459 * combine.c (simplify_if_then_else): Make sure the comparison is
5460 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5462 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5465 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5466 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5467 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5468 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5469 * tree.h (get_type_static_bounds): Likewise.
5471 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5473 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5474 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5475 Make -Wfoo language annotations match what the compiler outputs.
5477 2008-02-08 Sa Liu <saliu@de.ibm.com>
5479 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5480 intrinsics spu_convts, spu_convtu, spu_convtf.
5481 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5483 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5485 * doc/extend.texi (Function Attributes) <noinline>: Mention
5486 asm ("") as method to keep calls.
5488 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5491 * doc/options.texi (Options): Replace references to opts.sh with
5493 * opts-common.c: Likewise.
5494 * optc-gen.awk: Likewise.
5496 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5498 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5500 2008-02-07 Richard Henderson <rth@redhat.com>
5503 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5504 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5507 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5509 PR tree-optimization/35085
5510 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5511 for operand entry oe2 in addition to operand entry oe3 in order to
5512 expose more opportunities for vectorizer sum reduction.
5514 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5517 * Makefile.in (LIBS): Remove $(GMPLIBS).
5518 (cc1-dummy, cc1): Add $(GMPLIBS).
5520 2008-02-06 Jan Hubicka <jh@suse.cz>
5523 * i386.md (moddf_integer): Do not produce partial memory stalls for
5524 targets where it hurts.
5526 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5529 * optabs.c (expand_float): Do not check for decimal modes when
5530 expanding unsigned integer through signed conversion.
5532 2008-02-06 Nick Clifton <nickc@redhat.com>
5534 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5535 inside the clobber with a match_operand and duplicated operand
5536 number in the constraint.
5537 (ineqbranchsi): Delete redundant comment.
5539 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5541 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5542 builtin_define ("__USE_INIT_FINI__").
5543 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5545 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5547 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5549 PR documentation/30330
5550 * doc/invoke.texi (C++ Dialect Options)
5551 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5552 For each warning option -Wfoo that allows -Wno-foo, ensure both
5553 -Wfoo and -Wno-foo are listed in the option index. Fix index
5554 entry of -Wswitch-default, index -Wnormalized= including the
5555 `=', and -Wlarger-than-@var{len} including @var{len}.
5557 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5559 * config/i386/i386.md (floatunssisf2): Use
5560 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5561 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5562 Macroize expander using MODEF mode iterator.
5564 2008-02-05 Diego Novillo <dnovillo@google.com>
5566 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5569 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5571 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5574 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5576 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5579 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5580 to indicate if a message should be generated.
5581 (init_cumulative_args): Updated.
5582 (function_value_32): Likewise.
5584 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5586 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5588 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5591 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5592 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5594 2008-02-04 Diego Novillo <dnovillo@google.com>
5596 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5599 * tree-vrp.c (vrp_evaluate_conditional): With
5600 -Wtype-limits, emit a warning when comparing against a
5601 constant outside the natural range of OP0's type.
5603 2008-02-04 Richard Guenther <rguenther@suse.de>
5606 * expr.c (count_type_elements): Give for unions instead of
5609 2008-02-04 Richard Guenther <rguenther@suse.de>
5612 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5613 to TYPE_DOMAINs base type instead of using bitsizetype here.
5615 2008-02-03 Jason Merrill <jason@redhat.com>
5617 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5619 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5622 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5623 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5624 (RS/6000 and PowerPC Options): Fix typos and markup.
5625 * doc/passes.texi (Tree-SSA passes): Likewise.
5627 2008-02-02 Michael Matz <matz@suse.de>
5630 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5631 from record_last_reg_set_info.
5632 (record_last_reg_set_info): Take an RTX argument, iterate over all
5633 constituent hardregs.
5634 (record_last_set_info, record_opr_changes): Change calls to
5635 new signature or to record_last_reg_set_info_regno.
5637 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5639 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5641 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5643 PR rtl-optimization/34773
5644 * reg-notes.def (EQUAL): Mention significance of combination of
5645 REG_EQUAL and REG_RETVAL.
5646 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5647 insn that has a REG_RETVAL.
5649 2008-02-01 Roger Sayle <roger@eyesopen.com>
5652 * configure.ac (--enable-fixed-point): Disable unless explicitly
5654 * configure: Regenerate.
5656 2008-02-01 Richard Guenther <rguenther@suse.de>
5659 * invoke.texi (-finline-limit): Remove no longer true parts
5660 of the documentation. Note that there is no default value.
5662 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5663 Mark Mitchell <mark@codesourcery.com>
5664 Ben Elliston <bje@au.ibm.com>
5667 * doc/extend.texi (Other Builtins): Document.
5669 2008-01-31 Tom Browder <tom.browder@gmail.com>
5671 * doc/c-tree.texi (Types): Fix grammar.
5672 (Expression trees): Ditto.
5673 * doc/passes.texi (Tree-SSA passes): Ditto.
5675 * doc/configterms.texi (Configure Terms): Fix typo.
5676 * doc/cpp.texi (Common Predefined Macros): Ditto.
5677 * doc/md.texi (Machine Constraints): Ditto.
5679 * doc/makefile.texi (Makefile): Add comma.
5681 2008-01-31 Tom Browder <tom.browder@gmail.com>
5682 Gerald Pfeifer <gerald@pfeifer.com>
5684 * doc/sourcebuild.texi (Front End): Remove references to CVS
5685 and CVSROOT/modules.
5686 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5687 (Back End): Remove reference to CVS.
5689 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5692 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5694 (mips16_gp_pseudo_reg): ...here.
5695 * config/mips/mips.md (load_const_gp): Replace with...
5696 (load_const_gp_<mode>): ...this :P-based insn.
5698 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5700 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5701 options. Minor fixes.
5702 (-std): Move reference to standards closer to where language
5703 standards are first mentioned.
5705 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5707 PR rtl-optimization/34995
5708 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5709 parameter and return a bool. If the rtx parameter is nonnull,
5710 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5711 (find_reloads): Update call accordingly. Pass the new operand
5712 if it needed no address reloads, otherwise pass null.
5714 2008-01-30 Richard Henderson <rth@redhat.com>
5717 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5718 for unbounded arrays.
5720 2008-01-30 Silvius Rus <rus@google.com>
5722 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5724 2008-01-30 Jan Hubicka <jh@suse.cz>
5727 * i386.c (init_cumulative_args): Use real function declaration when
5730 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5732 PR rtl-optimization/34998
5733 * global.c (build_insn_chain): Treat non-subreg_lowpart
5734 SUBREGs of pseudos as clobbering all the words covered by the
5735 SUBREG, not just all the bytes.
5736 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5737 original df_ref rather than an extract parameter.
5738 (global_conflicts): Update call accordingly.
5740 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5742 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5743 the overflow check to make it easier to read.
5744 (__fixtfdi): Change the type of the ll member in union
5745 long_double to UDItype_x.
5747 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5750 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5751 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5752 * tree-inline.c (fold_marked_statements): Call
5753 cgraph_update_edges_for_call_stmt if folding a call statement.
5754 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5755 debug_generic_stmt calls, reset it back afterwards.
5758 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5760 * c-typeck.c (build_external_ref): Don't pedwarn about
5761 static vars in current function's scope.
5763 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5765 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5767 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5770 * ipa-struct-reorg.c: Fix spelling.
5771 * params.def: Ditto.
5773 2008-01-29 Richard Guenther <rguenther@suse.de>
5776 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5778 * tree-inline.c (remap_type): Increment remapping_type_depth
5779 around remapping types.
5780 (copy_body_r): Only add referenced variables if they are referenced
5781 from code, not types.
5783 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5794 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5795 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5797 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5800 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5801 pointer for tiny stack.
5803 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5805 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5807 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5809 * config/vx-common.h: Fix typo in comment.
5811 2008-01-28 Ian Lance Taylor <iant@google.com>
5815 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5816 coalesce pointers if they have different DECL_NO_TBAA_P values.
5817 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5818 between variables with different DECL_NO_TBAA_P values.
5820 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5823 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5824 are not legitimate small data references on SPE targets.
5826 2008-01-28 David Daney <ddaney@avtrex.com>
5828 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5830 2008-01-28 David Daney <ddaney@avtrex.com>
5832 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5834 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5836 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5837 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5838 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5839 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5840 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5841 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5842 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5843 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5845 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5847 * basic-block.h (condjump_equiv_p): Fix comment.
5849 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5851 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5852 print_generic_stmt_indented): Fix comment.
5854 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5856 * configure.ac (__stack_chk_fail): Add detecion for availability
5857 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5858 * configure: Regenerate.
5860 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5863 * final.c (output_addr_const): Handle TRUNCATE.
5865 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5868 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5869 (zero_cost, infinite_cost): New constants.
5870 (struct cost_pair): Change type of cost to comp_cost.
5871 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5872 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5874 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5875 split_address_cost, ptr_difference_cost, difference_cost,
5876 get_computation_cost_at, get_computation_cost,
5877 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5878 determine_use_iv_cost_condition, determine_use_iv_costs,
5879 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5880 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5881 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5882 Change type of cost to comp_cost.
5883 (determine_iv_cost): Increase cost of non-original ivs, instead
5884 of decreasing the cost of original ones.
5885 (get_address_cost): Indicate the complexity of the addressing mode
5887 (try_add_cand_for): Prefer using ivs not specific to some object.
5888 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5890 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5891 Janis Johnson <janis187@us.ibm.com>
5894 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5895 (TARGET_INSTANTIATE_DECLS): Likewise.
5896 * target.h (expand_to_rtl_hook): New target hook.
5897 (instantiate_decls): Likewise.
5898 * function.c (instantiate_decl): Make non-static. Rename to...
5899 (instantiate_decl_rtl): ... this.
5900 (instantiate_expr): Use instantiate_decl_rtl.
5901 (instantiate_decls_1): Likewise.
5902 (instantiate_decls): Likewise.
5903 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5904 * function.h (instantiate_decl_rtl): Add prototype.
5905 * cfgexpand.c (target.h): New include.
5906 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5907 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5908 (TARGET_INSTANTIATE_DECLS): Likewise.
5909 (TARGET_INITIALIZER): New target hooks added.
5910 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5912 * config/rs6000/rs6000.c (tree-flow.h): New include.
5913 (machine_function): Add sdmode_stack_slot field.
5914 (rs6000_alloc_sdmode_stack_slot): New function.
5915 (rs6000_instantiate_decls): Likewise.
5916 (rs6000_secondary_memory_needed_rtx): Likewise.
5917 (rs6000_check_sdmode): Likewise.
5918 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5919 (TARGET_INSTANTIATE_DECLS): Likewise.
5920 (rs6000_hard_regno_mode_ok): Allow SDmode.
5921 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5922 (rs6000_emit_move): Handle SDmode.
5923 (function_arg_advance): Likewise.
5924 (function_arg): Likewise.
5925 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5926 SDmode var args for 32-bit compiles.
5927 (rs6000_secondary_reload_class): Handle SDmode.
5928 (rs6000_output_function_epilogue): Likewise.
5929 (rs6000_function_value): Simplify if statement.
5930 (rs6000_libcall_value): Likewise.
5931 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5932 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5933 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5934 (movsd_hardfloat): New define_insn.
5935 (movsd_softfloat): Likewise.
5936 (movsd_store): Likewise.
5937 (movsd_load): Likewise.
5938 (extendsddd2): Likewise.
5939 (extendsdtd2): Likewise.
5940 (truncddsd2): Likewise.
5941 (movdd_hardfloat64): Fixup comment.
5942 (UNSPEC_MOVSD_LOAD): New constant.
5943 (UNSPEC_MOVSD_STORE): Likewise.
5945 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5948 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5950 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5951 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5952 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5955 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5958 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5959 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5960 __LONGDOUBLE128 too.
5961 * config/rs6000/aix61.h: New file.
5963 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5965 PR rtl-optimization/34959
5966 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5967 popcount and parity rtxes the same mode as their operand.
5968 Truncate or extend the result to the return value's mode
5971 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5974 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5975 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5976 to GOT_VERSION_REGNUM.
5977 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5978 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5979 * config/mips/mips.c (mips_emit_call_insn): New function.
5980 (mips_call_tls_get_addr): Call mips_expand_call directly.
5981 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5983 (mips16_build_call_stub): Likewise. Return the call insn or null.
5984 (mips_expand_call): Update the call to mips16_build_call_stub
5985 accordingly and a remove redundant condition. Assert that MIPS16
5986 stubs do not use lazy binding. Use mips_emit_call_insn and return
5988 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5990 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5991 (mips_avoid_hazard): Remove hazard_set handling.
5992 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5993 (UNSPEC_RESTORE_GP): ...this.
5994 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5995 (FAKE_CALL_REGNO): Rename to...
5996 (GOT_VERSION_REGNUM): ...this.
5997 (type): Add "ghost" value. Add an associated insn reservation.
5998 (hazard_set): Remove.
5999 (exception_receiver): Rename to...
6000 (restore_gp): ...this and update the unspec identifier accordingly.
6001 (exception_receiver, nonlocal_got_receiver): New expanders.
6002 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6003 FAKE_CALL_REGNO. Remove hazard_set attribute.
6004 (set_got_version, update_got_version): New patterns.
6006 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6009 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6011 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6014 * doc/install.texi2html: Generate gcc-vers.texi.
6016 2008-01-25 DJ Delorie <dj@redhat.com>
6018 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6020 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6022 * config/c4x: Remove directory.
6023 * config.gcc (crx-*, mt-*): Mark obsolete.
6024 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6025 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6026 sh-*-rtemscoff*): Remove cases.
6027 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6028 * real.c (encode_c4x_single, decode_c4x_single,
6029 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6030 c4x_extended_format): Remove.
6031 * real.h (c4x_single_format, c4x_extended_format): Remove.
6032 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6034 (Pragmas): Remove comment about c4x pragmas.
6035 * doc/install.texi (c4x): Remove target-specific instructions.
6036 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6037 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6038 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6039 refer to C4x source files as examples.
6040 (C4X_FLOAT_FORMAT): Remove documentation.
6042 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6044 * config/bfin/bfin.c (override_options): Reorder tests so that
6045 flag_pic gets enabled for -msep-data.
6047 2008-01-25 Richard Guenther <rguenther@suse.de>
6050 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6051 to its bitfield precision if required.
6053 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6056 * tree-nested.c (walk_omp_for): New function.
6057 (convert_nonlocal_reference, convert_local_reference): Call
6058 walk_omp_for on OMP_FOR.
6059 (convert_call_expr): Call walk_body on OMP_FOR's
6060 OMP_FOR_PRE_INIT_BODY.
6062 2008-01-25 Richard Guenther <rguenther@suse.de>
6064 PR tree-optimization/34966
6065 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6066 default defs and PHI_NODEs we have to insert after the
6069 2008-01-24 Nick Clifton <nickc@redhat.com>
6071 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6072 Provide a default definition.
6073 (LIBGCC2_UNITS_PER_WORD): Likewise.
6075 * config/stormy16/stormy16.c: Include df.h for the prototype
6076 for df_regs_ever_live_p.
6077 (xstormy16_expand_builtin_va_start): Convert the stack offset
6078 into a component_ref and then use POINTER_PLUS_EXPR to add it
6079 to the incoming_virtual_args_rtx.
6080 (xstormy16_gimplify_va_arg_expr): Rename to
6081 xstormy16_gimplify_va_arg_expr.
6082 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6083 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6084 xstormy16_gimplify_va_arg_expr.
6085 Fix up some formatting issues.
6087 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6088 Move to predicates.md.
6089 (xs_hi_general_operand): Likewise.
6090 (xs_hi_nonmemory_operand): Likewise.
6091 * config/stormy16/predicates.md:
6092 (xstormy16_carry_plus_operand): New predicate.
6093 (xs_hi_general_operand): New predicate.
6094 (xs_hi_nonmemory_operand): New predicate.
6095 * config/stormy16/stormy16-protos.h:
6096 (xstormy16_carry_plus_operand): Delete prototype.
6097 (xs_hi_general_operand): Likewise.
6098 (xs_hi_nonmemory_operand): Likewise.
6100 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6101 modifiers as they are no longer needed and they can trigger
6102 reload spill failures.
6104 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6105 with a match_operand in order to help reload.
6107 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6108 constraint with 'e' for the 8th alternative as this version of
6109 the mov.w instruction only accepts the lower 8 registers.
6111 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6114 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6115 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6118 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6121 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6123 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6125 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6127 (remove_structure): Update allocations list before removing structure.
6129 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6131 * ipa-struct-reorg.c (is_safe_cond_expr,
6132 create_new_stmts_for_cond_expr): Use integer_zerop function,
6133 that recognize not only zero-pointer, but zero-integer too.
6135 2008-01-25 Ben Elliston <bje@au.ibm.com>
6138 * fixproto: Escape "." in sed expression that strips leading "./".
6140 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6143 * gcc.c (SWITCH_OK): Removed.
6144 (SWITCH_LIVE): Changed to bit.
6145 (SWITCH_FALSE): Likewise.
6146 (SWITCH_IGNORE): Likewise.
6147 (switchstr): Change live_cond to unsigned int.
6148 (process_command): Replace SWITCH_OK with 0.
6149 (do_self_spec): Likewise.
6150 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6151 (give_switch): Likewise.
6152 (used_arg): Likewise.
6153 (do_spec_1): Set the SWITCH_IGNORE bit.
6154 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6155 bits. Set the SWITCH_LIVE bit.
6157 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6159 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6161 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6163 PR tree-optimization/34472
6164 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6165 parameter to a "bool *" and set *DATA to false if there is
6166 an unsafe access. Do not delete the structure here.
6167 (check_cond_exprs): Delete it here instead.
6168 (check_cond_exprs, exclude_cold_structs): Do not increase
6169 I when removing a structure.
6171 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6174 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6175 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6177 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6180 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6181 a fixed vector for stack.
6183 2008-01-24 Ben Elliston <bje@au.ibm.com>
6186 * doc/gcc.texi (Software development): Add a direntry for g++.
6188 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6190 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6191 stale and straggling -fforce-addr comments above.
6193 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6195 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6196 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6198 2008-01-23 Michael Matz <matz@suse.de>
6201 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6204 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6206 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6209 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6211 * config/avr/avr.c (avr_current_arch): New variable.
6212 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6213 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6214 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6215 (avr_override_options): Init 'avr_current_arch'.
6216 (base_arch_s): Move from here...
6217 * config/avr/avr.h (base_arch_s): ... here. Add new members
6218 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6219 'mega' to 'have_jmp_call'.
6220 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6221 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6223 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6225 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6226 MULTILIB_MATCHES): (Ditto.).
6228 2008-01-23 Richard Guenther <rguenther@suse.de>
6231 * cgraphunit.c (cgraph_reset_node): Always mark the node
6232 not reachable if it is not queued already.
6234 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6236 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6237 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6238 (cputype_selected): New static variable.
6239 (bfin_handle_option): Set it if -mcpu is used.
6240 (override_option): Select default set of workarounds if no cpu type
6241 selected on the command line.
6242 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6244 From Michael Frysinger <michael.frysinger@analog.com>
6245 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6246 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6248 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6249 for bf547, bf523, bf524, and bf526.
6250 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6252 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6253 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6254 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6255 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6256 * doc/invoke.texi (Blackfin Options): Document that
6257 -mcpu now accept bf547, bf523, bf524, and bf526.
6259 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6261 PR rtl-optimization/34628
6262 * combine.c (try_combine): Stop and undo after the first combination
6263 if an autoincrement side-effect on the first insn has effectively
6266 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6269 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6270 Offset addresses are not valid for Altivec or paired float modes.
6272 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6275 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6276 if DECL_INITIAL (decl) is error_mark_node.
6279 * c-common.c (handle_vector_size_attribute): Only allow
6280 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6281 the same way as pointer, array etc. types.
6282 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6285 * tree.c (build_type_attribute_qual_variant): Call
6286 build_qualified_type if attributes are equal, but quals are not.
6288 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6291 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6292 * flags.h (warn_strict_aliasing): Remove.
6293 (warn_strict_overflow): Remove.
6294 * opts.c (warn_strict_aliasing): Remove.
6295 (warn_strict_overflow): Remove.
6296 * c-opts.c (c_common_handle_option): -Wall only sets
6297 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6298 (c_common_post_options): Give default values to -Wstrict-aliasing
6299 and -Wstrict-overflow if they are uninitialized.
6300 * common.opt (Wstrict-aliasing): Specify Var and Init.
6301 (Wstrict-overflow): Likewise.
6303 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6305 PR rtl-optimization/26854
6306 PR rtl-optimization/34400
6307 PR rtl-optimization/34884
6308 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6310 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6311 (df_rd_bb_info.expanded_lr_out): Deleted
6312 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6313 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6314 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6315 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6316 Removed code to allocate, initialize or free expanded_lr_out.
6317 (df_rd_bb_local_compute_process_def): Restructured to make more
6319 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6320 sets if the sets are being trimmed.
6322 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6325 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6326 (as_vers): Likewise.
6327 * configure: Regenerated.
6329 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6332 * tree-pass.h (pass_build_alias): New pass.
6333 * tree-ssa-alias.c (gate_build_alias): New.
6334 (pass_build_alias): New.
6335 * passes.c (init_optimization_passes): Add pass_build_alias after
6336 pass_create_structure_vars.
6338 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6340 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6341 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6342 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6343 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6344 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6345 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6346 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6347 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6348 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6349 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6350 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6351 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6352 * config/s390/s390.md (FP_ALL): New mode iterator.
6353 (_d): New mode attribute.
6354 ("*signbit<mode>2>"): Changed mode of first operand.
6355 ("isinf<mode>2"): Changed mode of first operand.
6356 ("*TDC_insn"): Adaptation for DFP modes.
6358 2008-01-22 Ben Elliston <bje@au.ibm.com>
6360 * tree.c (check_qualified_type): Improve function description.
6362 2008-01-21 Jason Merrill <jason@redhat.com>
6365 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6366 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6369 2008-01-21 DJ Delorie <dj@redhat.com>
6371 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6374 2008-01-21 Richard Guenther <rguenther@suse.de>
6377 * tree-cfg.c (verify_expr): Allow all invariant expressions
6378 instead of just constant class ones as reference argument.
6379 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6380 like any other constant.
6381 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6383 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6385 * regmove.c (fixup_match_1): Update call crossed frequencies.
6387 2008-01-21 Richard Guenther <rguenther@suse.de>
6390 * tree-inline.c (setup_one_parameter): Deal with mismatched
6391 types using a VIEW_CONVERT_EXPR.
6393 2008-01-21 Alon Dayan <alond@il.ibm.com>
6394 Olga Golovanevsky <olga@il.ibm.com>
6396 PR tree-optimization/34701
6397 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6398 when the structure size is not a power of 2.
6400 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6402 * doc/install.texi: Add doc for --enable-checking=df.
6404 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6406 PR rtl-optimization/34808
6407 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6409 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6411 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6414 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6416 PR rtl-optimization/26854
6417 PR rtl-optimization/34400
6418 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6420 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6421 (df_rd_bb_info.expanded_lr_out): New.
6422 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6423 * loop_iv.c (iv_analysis_loop_init): Ditto.
6424 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6425 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6426 Added code to allocate, initialize or free expanded_lr_out.
6427 (df_rd_bb_local_compute_process_def): Restructured to make
6428 more understandable.
6429 (df_rd_confluence_n): Add code to do nothing with fake edges and
6430 code to no apply invalidate_by_call sets if the sets are being trimmed.
6431 (df_lr_local_finalize): Renamed to df_lr_finalize.
6432 (df_live_local_finalize): Renamed to df_live_finalize.
6434 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6437 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6438 deciding whether to use reciprocal instructions.
6440 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6442 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6443 dwarf2out_note_section_used if cold_text_section is NULL.
6445 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6447 PR gcov-profile/34610
6448 * tree-cfg.c (make_edges): Mark both outgoing edges from
6449 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6450 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6451 from OMP_FOR and OMP_CONTINUE outgoing edges.
6453 * tree-profile.c (tree_profiling): Return early if
6454 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6456 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6457 from cfun to child_cfun.
6458 * function.h (struct function): Add after_tree_profile bit.
6460 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6462 * config/avr/avr.S (_exit): Disable interrupt.
6464 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6465 Steven Bosscher <stevenb.gcc@gmail.com>
6467 PR rtl-optimization/26854
6468 PR rtl-optimization/34400
6469 * df-problems.c (df_live_scratch): New scratch bitmap.
6470 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6471 (df_live_reset): Clear the proper bitmaps.
6472 (df_live_bb_local_compute): Only process the artificial defs once
6473 since the order is not important.
6474 (df_live_init): Init the df_live sets only with the variables
6475 found live by df_lr.
6476 (df_live_transfer_function): Use the df_lr sets to prune the
6477 df_live sets as they are being computed.
6478 (df_live_free): Free df_live_scratch.
6480 2008-01-18 Ian Lance Taylor <iant@google.com>
6482 * common.opt: Add fmerge-debug-strings.
6483 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6484 flag_merge_debug_strings rather than flag_merge_constants.
6485 * doc/invoke.texi (Option Summary): Mention
6486 -fmerge-debug-strings.
6487 (Debugging Options): Document -fmerge-debug-strings.
6489 2008-01-18 Ian Lance Taylor <iant@google.com>
6492 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6493 (struct tree_function_decl): Add new field operator_new_flag.
6494 * tree-inline.c (expand_call_inline): When inlining a call to
6495 operator new, force the return value to go into a variable, and
6496 set DECL_NO_TBAA_P on that variable.
6497 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6499 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6502 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6503 DWARF2_DEBUGGING_INFO.
6504 (dwarf2out_note_section_used): Ditto. Add prototype.
6505 (have_multiple_function_sections, text_section_used,
6506 cold_text_section_used, *cold_text_sections): Move declarations
6509 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6511 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6512 field and add signal_ra.
6513 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6514 assignments to frame state pc. Move end of stack check after
6515 MD_FALLBACK_FRAME_STATE_FOR.
6516 (uw_update_context_1): Use frame state signal_regs if set, instead
6517 of checking signal_frame flag.
6518 (uw_update_context): Use frame state signal_ra if set.
6519 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6520 * config/xtensa/linux-unwind.h: New file.
6522 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6524 * modulo-sched.c (get_sched_window): Fix comment typo.
6526 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6528 PR tree-optimization/34648
6529 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6531 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6533 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6534 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6536 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6538 PR rtl-optimization/34400
6539 * df-core.c (df_worklist_dataflow_overeager,
6540 df_worklist_dataflow_doublequeue): New functions.
6541 (df_worklist_dataflow): Two different worklist solvers.
6542 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6545 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6548 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6549 and ftree-parallelize-loops.
6551 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6553 PR rtl-optimization/34826
6554 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6556 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6558 * global.c (find_reg): Mark the eh regs as used if necessary.
6559 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6560 * ra.h (struct allocno): no_eh_reg field added. Changed
6561 no_stack_reg type to bitfield.
6563 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6565 * tree.c (substitute_in_expr): Add missing 'break'.
6567 2008-01-17 Richard Guenther <rguenther@suse.de>
6569 PR tree-optimization/34825
6570 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6571 x / x as division to handle.
6573 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6575 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6576 "-pthread" is specified.
6577 * pa-hpux11.h (LIB_SPEC): Likewise.
6579 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6580 Peter Bergner <bergner@vnet.ibm.com>
6582 PR rtl-optimization/33796
6583 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6585 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6587 PR libgfortran/34699
6588 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6590 * pa-hpux10.h (LINK_SPEC): Likewise.
6591 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6593 2008-01-16 Richard Guenther <rguenther@suse.de>
6596 * fold-const.c (fold_convert_const_int_from_int): Do not
6597 set overflow if that occured only because of a sign extension
6598 change when converting from/to a sizetype with the same
6599 precision and signedness.
6601 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6604 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6605 location address to the correct place. Update copyright year.
6607 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6609 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6610 no dependences in the dependence_relations vector.
6612 2008-01-16 Jan Hubicka <jh@suse.cz>
6614 PR rtl-optimization/31396
6615 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6616 * cfg.c (dump_reg_info): Print it.
6617 * regs.h (struct reg_info_t): add freq_calls_crossed.
6618 (REG_FREQ_CALLS_CROSSED): New macro.
6619 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6620 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6621 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6622 regmove_optimize): Update call crossed frequencies.
6623 * local-alloc.c (struct qty): Add freq_calls_crossed.
6624 (alloc_qty): Copute freq_calls_crossed.
6625 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6626 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6627 * ra.h (struct allocno): Add freq_calls_crossed.
6629 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6631 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6632 libgomp when compiling with ftree-parallelize-loops.
6633 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6635 2008-01-16 Richard Guenther <rguenther@suse.de>
6637 PR tree-optimization/34769
6638 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6639 * tree.c (int_cst_value): Instead make this function more
6640 permissive in what it accepts as valid input. Document this
6641 function always sign-extends the value.
6643 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6644 Richard Guenther <rguenther@suse.de>
6647 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6648 (gimple_fold_indirect_ref_rhs): ... this.
6649 (gimple_fold_indirect_ref): New function with foldings
6650 that preserve lvalueness.
6651 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6652 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6653 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6654 to fold an INDIRECT_REF, fall back to the old use of
6655 fold_indirect_ref_1.
6657 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6659 * tree-data-ref.c (subscript_dependence_tester_1): Call
6660 free_conflict_function.
6661 (compute_self_dependence): Same.
6663 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6666 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6667 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6669 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6670 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6671 for DWARF2_UNWIND_INFO targets.
6673 2008-01-16 Richard Guenther <rguenther@suse.de>
6676 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6677 type qualifiers for function types.
6679 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6681 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6682 loop_iterator li from previous commit.
6684 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6686 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6688 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6690 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6691 (parallelize_loops): Don't parallelize irreducible components.
6693 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6696 * c-opts (c_common_post_options): Do not enable CPP
6697 flag_pedantic_errors by default.
6699 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6701 PR rtl-optimization/31944
6702 * cse.c (remove_pseudo_from_table): New function.
6703 (merge_equiv_classes): Use above function to remove pseudo-registers.
6704 (invalidate): Likewise.
6706 2008-01-13 Richard Guenther <rguenther@suse.de>
6709 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6710 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6712 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6714 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6715 validate_change to unshare the source of the PC set.
6717 2008-01-12 Jan Hubicka <jh@suse.cz>
6720 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6721 references above array bounds. This might trigger bounds checks for
6724 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6726 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6727 new_replaceable_dependencies.
6729 2008-01-12 Doug Kwan <dougkwan@google.com>
6731 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6732 instead of OPT_Wreturn_type in warning due to ignored return type
6734 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6735 options included in -Wextra.
6736 * c.opt: New option -Wignored_qualifiers.
6737 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6738 -Wignore_qualifiers.
6739 (-Wignored-qualifiers): Document.
6740 (-Wreturn-type): Remove description of functionality now handled
6741 by -Wignored-qualifiers.
6743 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6746 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6747 NOP_EXPR if it is between integral types with the same precision.
6749 2008-01-12 Jan Hubicka <jh@suse.cz>
6752 * invoke.texi (max-inline-recursive-depth): Fix default value.
6754 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6756 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6759 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6761 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6763 2008-01-11 James E. Wilson <wilson@specifix.com>
6766 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6768 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6770 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6771 save/restore frame pointer register and don't use 'call-prologues'
6772 optimization in function with "OS_task" attribute.
6774 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6777 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6778 when copying to memory.
6780 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6782 PR rtl-optimization/30905
6783 * cfgcleanup.c: Include dce.h
6784 (crossjumps_occured): New global variable.
6785 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6786 If something changed, set crossjumps_occured to true.
6787 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6788 Don't add/remove fake edges to exit here...
6789 (cleanup_cfg): ...but do it here, when crossjumping.
6790 Run a fast DCE when successful crossjumps occured in the latest
6791 iteration of try_optimize_cfg.
6793 2008-01-11 Richard Guenther <rguenther@suse.de>
6795 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6796 (struct vn_unary_op_s): Likewise.
6797 (vn_reference_insert): Free old reference on hash collision.
6799 2008-01-10 Raksit Ashok <raksit@google.com>
6801 PR rtl-optimization/27971
6802 * combine.c (find_split_point): Split PLUS expressions which are
6803 inside a MEM rtx, and whose first operand is complex.
6805 2008-01-10 DJ Delorie <dj@redhat.com>
6807 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6808 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6809 (m32c_hard_regno_ok): Call the underlying function.
6811 2008-01-10 Richard Guenther <rguenther@suse.de>
6814 * tree-cfg.c (tree_merge_blocks): Do not go through the
6815 full-blown folding and stmt updating path if we just deal
6816 with virtual operands.
6817 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6818 test for abnormal SSA_NAMEs.
6820 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6823 * reload.c (push_reload): Add assertions. All constants from
6824 reg_equiv_constant should have been used for replacing the respective
6826 (find_reloads_address): Invoke find_reloads_address_part for
6827 constant taken from the reg_equiv_constant array.
6829 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6831 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6832 field (valnum) the first in the struct. Replace bools with
6835 2008-01-10 Richard Guenther <rguenther@suse.de>
6837 PR tree-optimization/34651
6838 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6839 types and ordering for masking and converting.
6841 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6843 PR tree-optimization/34017
6844 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6845 also for PHI_NODE expressions.
6847 2008-01-09 Jan Hubicka <jh@suse.cz>
6849 PR tree-optimization/34708
6850 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6851 based on number of case labels.
6852 (init_inline_once): Remove switch_cost.
6853 * tree-inline.h (eni_weights_d): Remove switch_cost.
6855 2008-01-09 Richard Guenther <rguenther@suse.de>
6856 Andrew Pinski <andrew_pinski@playstation.sony.com>
6859 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6860 temporary if an rvalue is ok or an lvalue is not required.
6862 2008-01-09 Richard Guenther <rguenther@suse.de>
6865 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6868 2008-01-09 Richard Guenther <rguenther@suse.de>
6871 * tree.c (host_integerp): Check for sizetype only if the
6872 type is an integer type.
6874 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6877 * opts.c (decode_options): Disable inlining of functions called
6878 once if not in unit-at-a-time mode.
6880 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6882 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6884 2008-01-08 Richard Guenther <rguenther@suse.de>
6887 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6888 out early if the result will be unused.
6890 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6895 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6896 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6899 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6901 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6902 for vectorization tuned.
6904 2008-01-08 Richard Guenther <rguenther@suse.de>
6906 PR tree-optimization/34683
6907 * tree-ssa-operands.c (operand_build_cmp): Export.
6908 * tree-ssa-operands.h (operand_build_cmp): Declare.
6909 * tree-vn.c (vuses_compare): Remove.
6910 (sort_vuses): Use operand_build_cmp.
6911 (sort_vuses_heap): Likewise.
6912 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6913 to re-use old VEC if available. Do not sort already sorted VUSEs.
6914 (vdefs_to_vec): Do not sort already sorted VDEFs.
6916 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6919 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6921 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6924 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6925 limitations of reciprocal sequences on x86 targets.
6927 2008-01-08 Richard Guenther <rguenther@suse.de>
6929 PR tree-optimization/34683
6930 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6932 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6935 * config/darwin.c (darwin_mergeable_string_section): Don't use
6936 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6938 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6942 negxf2. Macroize expander using X87MODEF mode iterator. Change
6943 predicates of op0 and op1 to register_operand.
6944 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6945 expander using X87MODEF mode iterator. Change predicates of
6946 op0 and op1 to register_operand.
6947 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6948 corresponding patterns and macroize using MODEF macro. Change
6949 predicates of op0 and op1 to register_operand and remove
6950 "m" constraint. Disparage "r" alternative with "!".
6951 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6952 macroize using X87MODEF macro. Change predicates of op0 and op1
6953 to register_operand and remove "m" constraint. Disparage "r"
6954 alternative with "!".
6955 (absneg splitter with memory operands): Remove.
6956 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6957 patterns and macroize using X87MODEF mode iterator.
6958 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6959 Change predicate of op1 to register_operand.
6960 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6961 for memory operands.
6963 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6965 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6967 2008-01-07 Richard Guenther <rguenther@suse.de>
6969 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6972 2008-01-07 Richard Guenther <rguenther@suse.de>
6974 PR tree-optimization/34683
6975 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6976 VOPs of the needed size to save memory. Use VEC_quick_push
6977 to save compile-time.
6978 (vdefs_to_vec): Likewise.
6980 2008-01-07 Sa Liu <saliu@de.ibm.com>
6982 * config/spu/spu.md (divdf3): Genetate inline code for double
6983 division. The implementation doesn't handle INF or NAN, therefore it
6984 only applies when -ffinite-math-only is given.
6986 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6989 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6990 * doc/cpp.texi ([Common Predefined Macros]): Document.
6992 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6994 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6995 order to use commutative addition instead of subtraction.
6997 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6998 Mircea Namolaru <namolaru@il.ibm.com>
6999 Vladimir Yanovsky <yanov@il.ibm.com>
7000 Revital Eres <eres@il.ibm.com>
7002 PR tree-optimization/34263
7003 * tree-outof-ssa.c (process_single_block_loop_latch,
7004 contains_tree_r): New functions.
7005 (analyze_edges_for_bb): Call process_single_block_loop_latch
7006 function to empty single-basic-block latch block if possible.
7008 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7010 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7012 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7014 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7016 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7018 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7020 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7022 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7024 PR tree-optimization/34618
7025 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7028 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7031 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7032 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7033 Update copyright year.
7035 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7036 Update copyright year.
7037 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7040 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7042 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7043 edge does not point to current bb before changing need_assert.
7045 2008-01-04 Richard Guenther <rguenther@suse.de>
7048 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7049 for verifying purposes if they are is_gimple_min_invariant.
7051 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7053 PR tree-optimization/34448
7054 PR tree-optimization/34465
7055 * gimplify.c (gimplify_init_constructor): Add new parameter
7056 notify_temp_creation. Use it.
7057 (gimplify_modify_expr_rhs): Take volatiles into account when
7058 optimizing constructors.
7059 Do not optimize constructors if gimplify_init_constructor will dump to
7061 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7062 * gcc.c-torture/compile/pr34448.c: New.
7064 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7066 PR gcov-profile/34609
7067 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7068 return_slot if result is TREE_ADDRESSABLE.
7070 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7072 * config/mips/mips.md (sqrt_condition): Tweak comment.
7073 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7075 2008-01-03 Tom Tromey <tromey@redhat.com>
7078 * c-common.c (c_type_hash): Handle VLAs.
7080 2008-01-03 Jan Hubicka <jh@suse.cz>
7082 PR tree-optimization/31081
7083 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7084 0 when inlining and not inlining to first basic block.
7085 (remap_decl): When var is initialized to 0, don't set default_def.
7086 (expand_call_inline): Set entry_bb.
7087 * tree-inline.h (copy_body_data): Add entry_bb.
7089 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7092 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7095 PR tree-optimization/29484
7096 * tree-inline.c (inline_forbidden_p_2): New function.
7097 (inline_forbidden_p): Disallow inlining if some static var
7098 has an address of a local LABEL_DECL in its initializer.
7099 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7102 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7104 PR tree-optimization/34635
7105 * tree-data-ref.c (add_other_self_distances): Make sure that the
7106 evolution step is constant.
7108 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7111 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7113 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7115 * tree-sra.c (scalarize_init): Insert the generate_element_init
7116 statements after the generate_element_zero statements.
7118 2008-01-02 Richard Guenther <rguenther@suse.de>
7122 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7123 for very large number of operands instead of ICEing.
7125 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7128 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7129 while stack probing.
7131 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7133 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7136 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7139 * tree-mudflap.c (mx_register_decls): Guard warning by
7140 !DECL_ARTIFICIAL check.
7142 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7144 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7145 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7146 sse5_perm<mode>): Fix constraints.