1 2008-04-23 Richard Guenther <rguenther@suse.de>
4 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6 2008-04-22 Tomas Bily <tbily@suse.cz>
8 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as unreachable
11 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18 * tree-inline.c (estimate_num_insns_1): Likewise.
20 * varasm.c (const_hash_1, compare_constant, copy_constant)
21 (compute_reloc_for_constant, output_addressed_constants): Likewise.
23 * emit-rtl.c (component_ref_for_mem_expr)
24 (set_mem_attributes_minus_bitpos): Likewise.
26 * expr.c (highest_pow2_factor, expand_expr_real_1, )
27 (is_aligning_offset): Likewise.
29 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
31 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
33 * dojump.c (do_jump): Likewise.
35 * builtins.c (get_pointer_alignment, get_memory_rtx)
36 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
38 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
40 2008-04-23 Jakub Jelinek <jakub@redhat.com>
42 PR rtl-optimization/36017
43 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
44 expanding the library call.
46 2008-04-22 Ian Lance Taylor <iant@google.com>
48 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
51 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
53 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
54 of LR/CTR moves for Power6.
56 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
59 * passes.c (init_optimization_passes): Remove
60 pass_fast_rtl_byte_dce.
62 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
66 builtin functions to generate faster code.
67 (_mm_cvtpu16_ps): Ditto.
68 (_mm_cvtpi32x2_ps): Ditto.
70 2008-04-22 Nick Clifton <nickc@redhat.com>
72 * common.opt (ftree-loop-distribution): Add Optimization
75 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
76 (frv_expand_builtin_va_start): Likewise.
78 * config/arm/arm.c (thumb_find_work_register): Fix location of
79 argument register count.
81 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
83 Support scheduling for ColdFire V1 and V3 microarchitecture.
84 Improve scheduling of multiplication instructions.
86 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
87 (mac): New instruction attribute.
88 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
89 (m68k_sched_mac): New variable.
90 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
92 (max_insn_size): New static variable.
93 (struct _sched_ib): New type.
94 (sched_ib): New static variable.
95 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
96 to fields of 'struct _sched_ib sched_ib'. Update all uses.
97 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
99 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
100 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
101 new variables. Update.
102 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
103 Add modeling of cfv3 instruction buffer. Update.
104 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
105 * config/m68k/m68k.h (TUNE_CFV3): New macro.
106 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
107 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
108 a particular reservation applies to.
109 (type2): Reorganize attribute values. Rename alu to alu_reg,
110 alu_l to alu, move_l to omove. Join move to alu. Split mul
112 (cf_ib_*): Simplify description of instruction buffer.
113 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
114 (cf_mem): Split into cf_mem1 and cf_mem2.
115 (cf_v2_move_??): Rename to cfv12_alu_??.
116 (cf_v2_move_l_??): Rename to cfv12_omove_??.
117 (cf_v2_mul_??): Remove reservations.
118 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
119 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
120 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
122 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
123 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
124 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
125 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
126 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
127 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
128 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
129 expansions of the above reservations for instructions of sizes
132 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
134 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
136 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
138 * coverage.c: Include tree-pass.h.
139 (coverage_counter_alloc): Print da_file_name to the dump file.
141 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
143 * sbitmap.c (sbitmap_range_empty_p): New function.
144 * sbitmap.h (sbitmap_range_empty_p): New function.
145 * bitmap.h: Now includes obstack.h.
147 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
148 Kenneth Zadeck <zadeck@naturalbridge.com>
150 * dbgcnt.def (ra_byte_scan): Added.
151 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
152 when the last hit happens for a counter.
153 * timevar.def (TV_DF_BYTE_LR): New variable.
154 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
155 * passes.c (pass_fast_rtl_byte_dce): New pass.
156 * fwprop.c (update_df): Added mode to call df_ref_create.
157 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
158 DF_REF_EXTRACT_OFFSET.
159 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
160 DF_BYTE_LR_OUT, df_byte_lr): New macro.
162 (df_ref_extract): Added mode field.
163 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
164 DF_REF_EXTRACT_OFFSET.
165 (DF_REF_EXTRACT_MODE): New macro.
166 (df_byte_lr_bb_info): New structure.
167 (df_print_byte_regset, df_compute_accessed_bytes,
168 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
169 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
170 df_byte_lr_simulate_uses,
171 df_byte_lr_simulate_artificial_refs_at_top,
172 df_byte_lr_simulate_artificial_refs_at_end,
173 df_compute_accessed_bytes): New function.
174 (df_ref_create): Add parameter.
175 (df_byte_lr_get_bb_info): New inline function.
176 * df-scan.c (df_ref_record, df_uses_record,
177 df_ref_create_structure): Added mode parameter.
178 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
179 df_defs_record, df_uses_record, df_get_conditional_uses,
180 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
181 df_entry_block_defs_collect, df_exit_block_uses_collect):
182 Added mode parameter to calls to df_ref_record, df_uses_record,
183 df_ref_create_structure.
184 (df_ref_equal_p, df_ref_compare): Added test for modes.
185 (df_ref_create_structure): Added code to set mode. Renamed
186 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
187 DF_REF_EXTRACT_OFFSET.
188 * df-core.c (df_print_byte_regset): New function.
189 * df-byte-scan.c: New file.
190 * df-problems.c (df_rd_transfer_function): Removed unnecessary
191 calls to BITMAP_FREE.
192 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
193 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
194 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
195 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
196 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
197 df_byte_lr_local_compute, df_byte_lr_init,
198 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
199 df_byte_lr_transfer_function, df_byte_lr_free,
200 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
201 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
202 df_byte_lr_simulate_uses,
203 df_byte_lr_simulate_artificial_refs_at_top,
204 df_byte_lr_simulate_artificial_refs_at_end): New function.
205 * dce.c (byte_dce_process_block): New function.
206 (dce_process_block): au is now passed in rather than computed
207 locally. Changed loops that look at artificial defs to not look
208 for conditional or partial ones, because there never are any.
209 (fast_dce): Now is able to drive byte_dce_process_block or
210 dce_process_block depending on the kind of dce being done.
211 (rest_of_handle_fast_dce): Add parameter to fast_dce.
212 (rest_of_handle_fast_byte_dce): New function.
213 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
214 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
216 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
219 * gcc.h: Added fortran options that take arguments to
220 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
223 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
225 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
226 scalarization if on the LHS and not a full access.
228 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
230 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
232 2008-04-18 Rafael Espindola <espindola@google.com>
234 * tree-vrp.c (find_case_label_index): Fix the binary search.
235 (find_case_label_range): New.
236 (vrp_visit_switch_stmt): Use find_case_label_range.
237 (simplify_switch_using_ranges): Use find_case_label_range.
239 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
241 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
242 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
244 2008-04-18 Tom Tromey <tromey@redhat.com>
247 * doc/cpp.texi (Implementation-defined behavior): Mention
250 2008-04-18 Ian Lance Taylor <iant@google.com>
252 * fold-const.c (pointer_may_wrap_p): New static function.
253 (fold_comparison): Add another test for pointer overflow. Use
254 pointer_may_wrap_p to disable some false positives.
256 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
258 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
259 (fname_as_string): Match updated cpp_interpret_string prototype.
260 (fix_string_type): Support char16_t* and char32_t*.
261 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
262 derivative) nodes. Register as builtin if C++0x.
263 (c_parse_error): Support CPP_CHAR{16,32}.
264 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
265 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
266 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
267 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
268 CTI_CHAR32_ARRAY_TYPE>: New elements.
269 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
270 char32_type_node, signed_char32_type_node, char16_array_type_node,
271 char32_array_type_node): New defines.
272 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
273 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
274 (lex_string): Support CPP_STRING{16,32}, match updated
275 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
276 (lex_charconst): Support CPP_CHAR{16,32}.
277 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
278 and CPP_STRING{16,32}.
280 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
283 * aclocal.m4: Regenerate.
284 * configure: Regenerate.
286 2008-04-18 Jan Hubicka <jh@suse.cz>
288 * except.c (dw2_size_of_call_site_table,
289 sjlj_size_of_call_site_table): Use vector API for call_site_record.
291 * cgraphbuild.c (build_cgraph_edges): Update.
292 * tree-pass.h: Update comment.
293 * final.c (leaf_function_p): Update.
294 (leaf_renumber_regs): Update.
295 (rest_of_clean_state): Update.
296 * omp-low.c (expand_omp_parallel): Update.
297 * ipa-reference.c (analyze_function): Update.
298 * reorg.c (find_end_label): Update.
299 (optimize_skip): Update.
300 (fill_simple_delay_slots): Update.
301 (fill_simple_delay_slots): Update.
302 (make_return_insns): Update.
303 (dbr_schedule): Update.
304 * gimple-low.c (record_vars_into): Update.
305 * cfgbuild.c (make_edges): Update.
306 * function.c (assign_stack_local): Update.
307 (assign_parm_adjust_stack_rtl): Update.
308 (locate_and_pad_parm): Update.
309 (allocate_struct_function): Do not initialize stack_alignment_needed
310 and preferred_stack_boundary here.
311 (stack_protect_prologue): Update.
312 (stack_protect_epilogue): Update.
313 (expand_function_start): Initialize stack_alignment_needed,
314 preferred_stack_boundary and max_jumptable_ents.
315 (expand_function_end): Update.
316 (free_after_compilation): Do not NULLify epilogue_delay_list.
317 * function.h (struct rtl_data): Add stack_protect_guard,
318 stack_alignment_needed,
319 preferred_stack_boundary, epilogue_delay_list.
320 (struct function): Remove value_histograms, stack_alignment_needed,
321 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
323 unexpanded_var_list, stack_protect_guard.
324 (current_function_epilogue_delay_list): Remove.
325 * ipa-type-escape.c (analyze_function): Update.
326 * gimplify.c (pop_gimplify_context): Update comment.
327 * calls.c (expand_call): Update.
328 (emit_library_call_value_1): Update.
329 * except.c (set_nothrow_function_flags): Update.
330 * cfgexpand.c (get_decl_align_unit): Update.
331 (create_stack_guard): Update.
332 (estimated_stack_frame_size): Update.
333 (expand_used_vars): Update.
334 (tree_expand_cfg): Free histogram earliers, init expansion variables.
335 * explow.c (allocate_dynamic_stack_space): Update.
336 * tree-ssa-live.c (remove_unused_locals): Update.
337 * varasm.c (mark_constant_pool): Update.
338 * tree-inline.c (remap_decls): Update.
339 (initialize_cfun): Update.
340 (declare_return_variable): Update.
341 (inline_forbidden_p): Update.
342 (expand_call_inline): Update.
343 (declare_inline_vars): Update.
344 (tree_function_versioning): Update.
345 * tree-flow.h (value_histograms): New.
346 (VALUE_HISTOGRAMS): New macro.
347 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
349 * tree-cfg.c (set_bb_for_stmt): Update.
350 (replace_by_duplicate_decl): Update.
351 (move_block_to_fn): Update.
352 (new_label_mapper): Update.
353 (dump_function_to_file): Update.
354 * ipa-struct-reorg.c (build_data_structure): Update.
355 * cfgrtl.c (print_rtl_with_bb): Update.
356 * reload1.c (reload): Update.
358 * config/i386/i386.c (setup_incoming_varargs_64,
359 ix86_compute_frame_layout): Update.
360 * config/arc/arc.c (arc_output_function_epilogue): Update.
362 2008-04-18 Marius Strobl <marius@FreeBSD.org>
364 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
366 * gthr-posix95.h: Likewise.
368 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
370 PR rtl-optimization/35838
371 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
372 out the byte offset of the first subreg.
374 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
376 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
377 to split_ti instead of three separate calls with single member arrays.
378 (subti3 splitter): Ditto.
379 (adddi3 splitter): Ditto with split_di.
380 (subdi3 splitter): Ditto.
381 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
382 two separate calls with single member arrays. Swap match_dup
383 operands 1 and 2 to better fit into the array.
384 (negdi2 splitter): Ditto with split_di.
385 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
386 two separate calls with single member arrays. Swap match_dup operands
387 6 and 7 to better fit into the array.
389 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
391 * config/i386/i386.c (sse_builtin_type): New.
392 (bdesc_sse_args): Likewise.
393 (bdesc_sse_3arg): Removed.
394 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
395 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
396 IX86_BUILTIN_ROUNDPS.
397 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
398 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
399 IX86_BUILTIN_ROUNDPS.
400 (ix86_expand_sse_4_operands_builtin): Removed.
401 (ix86_expand_sse_operands_builtin): New.
402 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
403 and CODE_FOR_sse4_1_roundps.
404 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
405 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
407 2008-04-17 Alan Modra <amodra@bigpond.net.au>
410 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
411 regs before frame pop when needed. If use_backchain_to_restore_sp
412 then load backchain into a temp reg to restore vr and vrsave. Add
413 code to restore vr after frame pop if possible.
415 2008-04-17 Richard Guenther <rguenther@suse.de>
417 * tree-vn.c (expressions_equal_p): Do not check type
418 equality or compatibility before calling operand_equal_p.
419 * fold-const.c (operand_equal_p): Check equivalence of
420 integer constants before bailing out due to signedness or
421 precision differences.
422 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
423 spurious differences in type qualification. Ignore types
424 for COMPONENT_REFs at all.
426 2008-04-17 Christian Bruel <christian.bruel@st.com>
428 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
431 2008-04-16 Jakub Jelinek <jakub@redhat.com>
434 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
437 PR tree-optimization/35899
438 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
439 rather than TREE_OPERAND.
441 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
444 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
445 temporary registers. Change operand predicate to general_operand.
446 (remainderxf3): Ditto.
448 2008-04-16 Richard Guenther <rguenther@suse.de>
450 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
451 * tree-affine.c (aff_combination_expand): Look through some
454 2008-04-15 Doug Kwan <dougkwan@google.com>
456 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
458 * tree-pretty-print.c (dump_generic_node): Ditto.
459 * final.c (output_addr_const): Ditto.
460 * dwarf2out.c (output_cfi): Ditto.
461 * c-pretty-print.c (pp_c_integer_constant): Ditto.
462 * print-rtl.c (print_rtx): Ditto.
463 * print-tree.c (print_node_brief, print_node): Ditto.
464 * c-common.c (match_case_to_enum_1): Ditto.
465 * sched-vis.c (print_value): Ditto.
466 * config/i386/i386.c (print_operand): Cast to long unsigned int
469 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
470 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
471 MS Windows VirtualProtect function.
473 2008-04-15 Jan Hubicka <jh@suse.cz>
475 * gengtype.c (write_root): Param_is argument is OK.
476 * expr.c (expand_expr_real_1): Update call of get_exception_*.
477 * function.h: Include varray.h
478 (rtl_eh): New stucture based on except.c one.
479 (call_site_record): New forward declaration and vector type.
480 * calls.c (emit_call_1): Do not call
481 note_current_region_may_contain_throw.
482 * except.c (eh_status): Remove cur_region, try_region since they are
484 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
485 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
486 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
487 Remove call_site_data_used, call_site_data_size.
488 Turn call_site_record into vector in function.h.
489 (note_current_region_may_contain_throw): Remove.
490 (get_exception_pointer, get_exception_filter): Do not take struct
491 function argument; update.
492 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
493 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
494 build_post_landing_pads, dw2_build_landing_pads,
495 sjlj_assign_call_site_values, sjlj_mark_call_sites,
496 sjlj_emit_function_enter, sjlj_emit_function_enter,
497 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
498 sjlj_build_landing_pads, finish_eh_generation,
499 remove_exception_handler_label, remove_eh_handler,
500 maybe_remove_eh_handler, add_reachable_handler,
501 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
502 add_action_record, collect_one_action_chain, add_call_site,
503 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
504 sjlj_output_call_site_table, output_function_exception_table,
505 * except.h (note_current_region_may_contain_throw): Remove
506 (get_exception_pointer, get_exception_filter): Do not take struct
508 * Makefile.in (GTFILES): Put varargs before struct function.
510 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
512 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
514 (get_constraint_for): Deal with STRING_CST here instead.
516 2008-04-15 Richard Guenther <rguenther@suse.de>
518 * tree-ssa-propagate.c (substitute_and_fold): Substitute
519 statements in a basic-block with a backward walk. Do not
520 substitute into dead statements but instead remove those.
522 2008-04-15 Richard Guenther <rguenther@suse.de>
524 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
525 to zero, thus disable creation of SFTs.
527 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
529 * tree-predcom.c (suitable_reference_p): Return false if the
532 2008-04-15 Jakub Jelinek <jakub@redhat.com>
535 * c-decl.c (finish_decl): If extern or static var has variable
536 size, set TREE_TYPE (decl) to error_mark_node.
538 2008-04-15 Rafael Espindola <espindola@google.com>
540 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
543 2008-04-15 Richard Guenther <rguenther@suse.de>
545 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
546 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
547 (visit_reference_op_load): Do walk vuse-vdef chains on
549 (visit_reference_op_store): But do not here.
550 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
552 (vn_lookup_with_vuses): But do so here.
554 2008-04-14 Ian Lance Taylor <iant@google.com>
556 * fold-const.c (fold_overflow_warning): Remove assertion.
558 2008-04-15 Ben Elliston <bje@au.ibm.com>
560 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
561 temp1 local variables.
563 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
566 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
567 ".text.unlikely" section as executable.
569 2008-04-14 James E. Wilson <wilson@tuliptree.org>
571 * config/ia64/ia64.c (rtx_needs_barrier): Handle
572 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
573 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
574 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
575 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
576 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
577 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
579 2008-04-14 Ian Lance Taylor <iant@google.com>
581 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
582 * fold-const.c (fold_comparison): If appropriate, test
583 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
584 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
585 reassociating a pointer type.
586 * doc/invoke.texi (Optimize Options): Document that
587 -fstrict-overflow applies to pointer wraparound.
589 2008-04-13 Jan Hubicka <jh@suse.cz>
591 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
593 2008-04-12 Andrew Pinski <pinskia@gmail.com>
595 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
596 we are going to "save the world".
598 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
600 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
601 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
602 operand 0 constraint, not "=".
604 2008-04-11 James E. Wilson <wilson@tuliptree.org>
606 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
608 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
610 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
611 of size of positions_needed * CHAR_BIT.
613 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
616 * dse.c (store_info): Change positions_needed to unsigned
618 (lowpart_bitmask): New.
619 (record_store): Cast to unsigned HOST_WIDE_INT for
620 positions_needed. Assert width <= size of positions_needed *
621 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
622 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
623 lowpart_bitmask to set mask.
625 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
627 * config/bfin/constraints.md: New file.
628 * config/bfin/bfin.md: Include it.
629 (adddi3): Use satisfies_constraint functions instead of the old macros.
630 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
631 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
632 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
633 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
634 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
635 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
636 EXTRA_CONSTRAINT): Delete.
637 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
638 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
640 * config/bfin/bfin.c: Include "tm-constrs.h".
641 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
642 Use satisfies_constraint functions instead of the old macros.
643 * doc/md.texi (Blackfin Constraints): Update file name reference.
645 2008-04-11 Richard Guenther <rguenther@suse.de>
647 PR tree-optimization/35869
648 * tree-vrp.c (execute_vrp): Move switch statement update after
649 jump threading. Schedule another cfg cleanup run.
651 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
654 * attribs.c (decl_attributes): Return early on errorneous node.
656 2008-04-10 Oleg Ryjkov <olegr@google.com>
658 * tree.h (struct tree_base): Added a new flag default_def_flag.
659 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
661 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
663 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
665 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
668 * pa.md: Define mode iterator P. Define mode attribute dwc.
669 (dcacheflush): Update pattern to use iterator P and attribute dwc.
670 (icacheflush): Likewise.
671 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
672 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
674 2008-04-11 Ben Elliston <bje@au.ibm.com>
676 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
678 2008-04-10 Rafael Espindola <espindola@google.com>
680 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
681 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
682 (extract_range_from_expr): The same.
684 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
686 * config/mips/mips.md (GPR2): New mode iterator.
688 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
689 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
690 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
691 Rewrite these to take two modes, the mode of comparison and the
692 mode of the destination.
693 * config/mips/mips.c (mips_expand_scc): Instead of having
694 paradoxical subreg as destination, expand "narrowing" scc if mode
695 of comparison is SI and target is requested in DI mode.
696 (mips_emit_int_order_test): Update comment. Make mode of
697 comparison match CMP0 rather than TARGET. When creating inverse
698 target use mode of TARGET.
700 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
702 * gcov-dump.c (tag_summary): Only print summaries for the first
703 GCOV_COUNTERS_SUMMABLE counters.
705 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.md (absneg): New code iterator.
708 (absnegprefix): New code attribute.
709 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
710 patterns using absneg code iterator.
711 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
712 using absneg code iterator.
713 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
714 *neg<mode>2 patterns using absneg code iterator.
715 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
716 *negextendsfdf2 patterns using absneg code iterator.
717 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
718 *negextendsfxf2 patterns using absneg code iterator.
719 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
720 *negextendsfdf2 patterns using absneg code iterator.
721 * config/i386/sse.md (<code><mode>2): Macroize expander from
722 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
724 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
726 * config/s390/s390.h: Remove the remains of the recent search
727 & replace action of current_function_outgoing_args_size.
729 2008-04-10 Ira Rosen <irar@il.ibm.com>
731 PR tree-optimization/35821
732 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
733 NEW_STMT_LIST is not NULL.
735 2008-04-09 David Edelsohn <edelsohn@gnu.org>
738 * toplev.c (process_options): Remove -ffunction-sections debugging
741 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
743 PR middle-end/PR28690
744 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
745 than gen_rtx_fmt_ee to perform more canonicalizations.
747 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
750 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
752 2008-04-09 Richard Guenther <rguenther@suse.de>
754 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
755 (dump_function_to_file): Dump function arguments with types.
757 2008-04-08 Richard Guenther <rguenther@suse.de>
759 * fold-const.c (fold_widened_comparison): Do not allow
760 sign-changes that change the result.
762 2008-04-08 Janis Johnson <janis187@us.ibm.com>
765 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
766 kinds of indirect references.
768 2008-04-08 David Edelsohn <edelsohn@gnu.org>
770 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
771 GNU Fortran language string.
773 2008-04-08 Rafael Espindola <espindola@google.com>
775 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
776 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
777 * tree.h (tree_call_nonnegative_warnv_p): New.
779 2008-04-08 Jan Hubicka <jh@suse.cz>
781 * function.c (free_after_compilation): Clear out regno_reg_rtx
784 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
787 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
789 PR middle-end/PR28690
790 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
791 same precedence as REG_POINTER and MEM_POINTER operands.
793 2008-04-08 Richard Guenther <rguenther@suse.de>
796 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
797 for adding index to base.
799 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
801 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
802 (MINGW_ENABLE_EXECUTE_STACK): New.
803 (IN_LIBGCC2): For libgcc include windows.h file for
804 function declarations.
806 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
808 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
809 and tem2 if tem1 is not a REG or MULT.
811 2008-04-08 Jan Hubicka <jh@suse.cz>
813 * function.h (incomming_args): Break out of struct function.
814 (function_subsections): Break out of struct function.
815 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
816 return_rtx and hard_reg_initial_vals from struct function.
817 Kill inl_max_label_num.
818 (current_function_pops_args, current_function_args_info,
819 current_function_args_size, current_function_args_size,
820 current_function_pretend_args_size,
821 current_function_outgoing_args_size,
822 current_function_internal_arg_pointer, current_function_return_rtx):
823 Kill compatibility accestor macros.
824 * builtins.c (expand_builtin_apply_args_1): Update.
825 (expand_builtin_next_arg): Update.
826 * df-scan.c (df_get_call_refs): Update.
827 * dbxout.c (dbxout_function_end): Update.
828 * dwarf2out.c (dwarf2out_switch_text_section): Update.
829 (output_line_info): Update.
830 (secname_for_decl): Update.
831 (dwarf2out_var_location): Update.
832 * function.c (free_after_compilation): Update.
833 (assign_parm_find_stack_rtl): Update.
834 (assign_parms): Update.
835 (expand_dummy_function_end): Update.
836 (expand_function_end): Update.
837 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
838 (expand_call): Update.
839 (emit_library_call_value_1): Update.
840 (store_one_arg): Update.
841 * varasm.c (initialize_cold_section_name): Update.
842 (unlikely_text_section): Update.
843 (unlikely_text_section_p): Update.
844 (assemble_start_function): Update.
845 (assemble_end_function): Update.
846 (default_section_type_flags): Update.
847 (switch_to_section): Update.
848 * integrate.c (set_decl_abstract_flags): Update.
849 (get_hard_reg_initial_val): Update.
850 (has_hard_reg_initial_val): Update.
851 (allocate_initial_values): Update.
852 * resource.c (init_resource_info): Update.
853 * config/alpha/alpha.c (NUM_ARGS): Update.
854 (direct_return): Update.
855 (alpha_va_start): Update.
856 (alpha_sa_size): Update.
857 (alpha_initial_elimination_offset): Update.
858 (alpha_expand_prologue): Update.
859 (alpha_start_function): Update.
860 (alpha_expand_epilogue): Update.
861 (unicosmk_initial_elimination_offset):
862 * config/alpha/alpha.md (call expander): Update.
863 * config/s390/s390.c (s390_register_info): Update.
864 (s390_register_info): Update.
865 (s390_frame_info): Update.
866 (s390_initial_elimination_offset): Update.
867 (s390_build_builtin_va_list): Update.
868 (s390_va_start): Update.
869 * config/spu/spu.c (direct_return): Update.
870 (spu_expand_prologue): Update.
871 (spu_initial_elimination_offset): Update.
872 (spu_build_builtin_va_list): Update.
873 (spu_va_start): Update.
874 * config/sparc/sparc.c (sparc_init_modes): Update.
875 (sparc_compute_frame_size): Update.
876 (function_value): Update.
877 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
878 * config/i386/i386.md (return expander): Update.
879 * config/i386/i386.c (ix86_va_start): Update.
880 (ix86_can_use_return_insn_p): Update.
881 (ix86_compute_frame_layout): Update.
882 (ix86_expand_epilogue): Update.
883 * config/sh/sh.c (output_stack_adjust): Update.
884 (calc_live_regs): Update.
885 (sh_expand_prologue): Update.
886 (sh_builtin_saveregs): Update.
887 (sh_va_start): Update.
888 (initial_elimination_offset): Update.
889 (sh_allocate_initial_value): Update.
890 (sh_function_ok_for_sibcall): Update.
891 (sh_get_pr_initial_val): Update.
892 * config/sh/sh.md (return expander): Update.
893 * config/avr/avr.c (frame_pointer_required_p): UPdate.
894 * config/crx/crx.c (crx_compute_frame): UPdate.
895 (crx_initial_elimination_offset): UPdate.
896 * config/xtensa/xtensa.c (compute_frame_size): Update
897 (xtensa_builtin_saveregs): Update.
898 (xtensa_va_start): Update.
899 (order_regs_for_local_alloc): Update.
900 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
901 (xstormy16_expand_builtin_va_start): Update.
902 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
903 * config/m68hc11/m68hc11.md (return expanders): Update.
904 * config/m68hc11/m68hc11.c (expand_prologue): Update.
905 (expand_epilogue): Update.
906 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
907 (cris_simple_epilogue): Update.
908 (cris_expand_prologue): Update.
909 (cris_expand_epilogue): Update.
910 * config/iq2000/iq2000.c (iq2000_va_start): Update.
911 (compute_frame_size): Update.
912 * config/mt/mt.c (mt_compute_frame_size): Update.
913 * config/mn10300/mn10300.c (expand_prologue): Update.
914 (expand_epilogue): Update.
915 (initial_offset): Update.
916 (mn10300_builtin_saveregs):
917 * config/mn10300/mn10300.md (return expander): Update.
918 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
919 (ia64_initial_elimination_offset): Update.
920 (ia64_initial_elimination_offset): Update.
921 (ia64_expand_prologue): Update.
922 * config/m68k/m68k.md (return expander): Update.
923 * config/rs6000/rs6000.c (rs6000_va_start): Update.
924 (rs6000_stack_info): Update.
925 * config/mcore/mcore.c (layout_mcore_frame): Update.
926 (mcore_expand_prolog): Update.
927 * config/arc/arc.c (arc_compute_frame_size): Update.
928 * config/score/score3.c (score3_compute_frame_size): Update.
929 * config/score/score7.c (score7_compute_frame_size): Update.
930 * config/arm/arm.c (use_return_insn): Update.
931 (thumb_find_work_register): Update.
932 (arm_compute_save_reg_mask): Update.
933 (arm_output_function_prologue): Update.
934 (arm_output_epilogue): Update.
935 (arm_size_return_regs): Update.
936 (arm_get_frame_offsets): Update.
937 (arm_expand_prologue): Update.
938 (thumb_exit): Update.
939 (thumb_unexpanded_epilogue): Update.
940 (thumb1_output_function_prologue): Update.
941 * config/pa/pa.md (return expander): Update.
942 * config/pa/pa.c (compute_frame_size): Update.
943 (hppa_builtin_saveregs): Update.
944 * config/mips/mips.c (mips_va_start): Update.
945 (mips16_build_function_stub): Update.
946 (mips_compute_frame_info): Update.
947 (mips_restore_gp): Update.
948 (mips_output_function_prologue): Update.
949 (mips_expand_prologue): Update.
950 * config/v850/v850.c (compute_frame_size): Update.
951 (expand_prologue): * config/mmix/mmix.c (along): update.
952 (mmix_initial_elimination_offset): update.
953 (mmix_reorg): update.
954 (mmix_use_simple_return): update.
955 (mmix_expand_prologue): update.
956 (mmix_expand_epilogue): Update.
957 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
958 (emit_link_insn): Update.
960 2008-04-08 Anatoly Sokolov <aesok@post.ru>
962 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
963 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
965 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
968 2008-04-07 Jan Hubicka <jh@suse.cz>
970 * function.h (rtl): Rename to x_rtl.
972 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
973 frame_offset, stack_check_probe_note, arg_pointer_save_area,
974 used_temp_slots avail_temp_slots, temp_slot_level,
975 nonlocal_goto_handler_labels): Update accesstors.
976 (rtl): New global variable.
977 (struct function): Move some fileds to rtl_data.
978 (get_arg_pointer_save_area): Update prototype.
979 * builtins.c (expand_builtin_setjmp_receiver): Update call of
980 get_arg_pointer_save_area.
981 * expr.c (init_expr): Update
982 * function.c (get_frame_size): Update
983 (assign_stack_local): Update
984 (expand_function_end): Update.
985 (get_art_pointer_save_area): Update
987 * emit-rtl.c (rtl): Declare.
988 (regno_reg_rtx): Declare.
989 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
991 (gen_reg_rtx): Update.
992 * varasm.c (n_deferred_constatns): Update accestor.
993 (init_varasm_status): Do not allocate varasm_status.
994 (force_const_mem, get_pool_size, output_constant_pool): Update.
995 * stmt.c (force_label_rtx): Do not use x_ prefixes.
996 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
997 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
998 * sparc/sparc.h (INIT_EXPANDERS): Update.
999 * ia64/ia64.h (INIT_EXPANDERS): Update.
1001 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1003 * reload.c (push_secondary_reload): Add missing break to for loop.
1005 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1007 PR middle-end/PR28690
1008 * rtlanal.c: Update copyright years.
1009 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1010 as REG_POINTER and MEM_POINTER operands.
1011 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1012 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1013 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1014 * gcse.c: Update copyright years.
1015 (pre_delete): Call gen_reg_rtx_and_attrs.
1016 (hoist_code): Likewise.
1017 (build_store_vectors): Likewise.
1018 (delete_store): Likewise.
1019 * loop-invariant.c (move_invariant_reg): Likewise.
1020 Update copyright years.
1022 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1024 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1025 control string instead of quoted.
1027 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1029 * doc/rtl.texi: Rewrite of subreg section.
1031 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1034 * config/i386/i386.c (legitimize_pic_address): Add treating
1035 of dllimport SYM_REF's.
1036 (legitimize_dllimport_symbol): Add prototype.
1038 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1040 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1041 reference in constructor with non self-referential type.
1043 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1045 Removal of Return with Depressed Stack Pointer support
1046 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1047 (ECF_SP_DEPRESSED): Likewise.
1048 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1049 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1050 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1051 (expand_call): Do not test ECF_SP_DEPRESSED.
1052 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1053 * function.c (keep_stack_depressed): Delete.
1054 (handle_epilogue_set): Likewise.
1055 (update_epilogue_consts): Likewise.
1056 (emit_equiv_load): Likewise.
1057 (thread_prologue_and_epilogue_insns): Remove support for Return with
1058 Depressed Stack Pointer.
1059 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1061 2008-04-06 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/35400
1064 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1065 information from SSA_NAMEs.
1067 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1069 * config/avr/avr.h (avr_mega_p): Remove declaration.
1070 (AVR_MEGA): Remove macro.
1071 * config/avr/avr.c (avr_mega_p): Remove variable.
1072 (avr_override_options): Remove inicializion of avr_mega_p.
1073 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1074 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1075 (avr_jump_mode): (Ditto.).
1076 (avr_output_progmem_section_asm_op): (Ditto.).
1077 (avr_asm_init_sections): (Ditto.).
1078 (avr_asm_init_sections): (Ditto.).
1079 (avr_rtx_costs): (Ditto.).
1080 * config/avr/avr.md: (Ditto.).
1081 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1084 2008-04-06 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/35842
1087 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1088 is_gimple_invariant_address.
1090 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1092 * gcc.c (default_compilers): Sync Fortran extensions list with
1093 that in fortran/lang-specs.h.
1094 * doc/invoke.texi: Likewise.
1095 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1096 * dwarf2out.c (gen_compile_unit_die): Likewise.
1098 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1100 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1102 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1105 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1106 attribute is used for nested functions.
1108 2008-04-05 Jan Hubicka <jh@suse.cz>
1110 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1112 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1114 (dump_files): Update.
1115 (enable_rtl_dump_file): Do not accept letter argument.
1116 * tree-pass.h (dump_file_info): Remove letter argument.
1117 * toplev.c (decode_d_option): Update -da handling.
1118 * toplev.h (enable_rtl_dump_file): Update prototype.
1119 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1120 it out based on pass type.
1121 (register_dump_files_1): Likewise.
1122 (init_optimization_passes): Update register_one_dump_file calls.
1123 (execute_one_pass): Sanity check that IPA passes are called at IPA
1124 level and RTL passes at RTL level.
1125 (execute_pass_list): IPA pass can not be after or subpass of
1127 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1128 disallov RTL subpasses of IPA subpasses.
1130 2008-04-05 Ben Elliston <bje@au.ibm.com>
1132 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1133 builtins that return exactly once and do not throw. Cache call to
1136 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1138 PR rtl-optimization/34916
1140 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1141 between instruction pairs.
1143 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1145 * doc/invoke.texi: Document -mbitops for SH.
1146 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1147 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1148 * config/sh/sh.c (print_operand): Add %t operand code.
1149 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1150 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1151 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1152 (extendqihi2): Likewise.
1153 (movqi_i): Likewise.
1154 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1155 (extv): Use bld instruction for SH2A if possible.
1157 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1158 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1159 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1160 (bset.b, bclr.b): Define peepholes.
1161 * config/sh/sh.opt (mbitops): New option.
1163 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1166 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1167 and view convert expression.
1169 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1172 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1174 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1176 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1178 * config/i386/cpuid.h (bit_AES): New.
1179 (bit_PCLMUL): Likewise.
1181 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1182 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1183 SSE2 if AES or PCLMUL is enabled.
1184 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1185 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1186 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1187 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1188 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1189 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1190 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1191 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1192 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1193 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1194 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1195 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1196 __builtin_ia32_aeskeygenassist128 and
1197 __builtin_ia32_pclmulqdq128.
1198 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1199 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1200 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1202 * config/i386/i386.h (TARGET_AES): New.
1203 (TARGET_PCLMUL): Likewise.
1204 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1206 * config/i386/i386.md (UNSPEC_AESENC): New.
1207 (UNSPEC_AESENCLAST): Likewise.
1208 (UNSPEC_AESDEC): Likewise.
1209 (UNSPEC_AESDECLAST): Likewise.
1210 (UNSPEC_AESIMC): Likewise.
1211 (UNSPEC_AESKEYGENASSIST): Likewise.
1212 (UNSPEC_PCLMUL): Likewise.
1214 * config/i386/i386.opt (maes): New.
1215 (mpclmul): Likewise.
1217 * config/i386/sse.md (aesenc): New pattern.
1218 (aesenclast): Likewise.
1220 (aesdeclast): Likewise.
1222 (aeskeygenassist): Likewise.
1223 (pclmulqdq): Likewise.
1225 * config/i386/wmmintrin.h: New.
1227 * doc/extend.texi: Document AES and PCLMUL built-in function.
1229 * doc/invoke.texi: Document -maes and -mpclmul.
1231 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1233 * function.c (free_after_parsing): Replace with
1234 cxx_push_function_context from C++ front-end.
1235 (allocate_struct_function): Don't call langhook.
1236 * langhooks.h (struct lang_hooks_for_functions): Delete.
1237 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1239 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1240 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1241 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1242 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1243 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1244 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1245 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1247 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1248 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1250 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1253 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1256 2008-04-04 Richard Guenther <rguenther@suse.de>
1259 * fold-const.c (optimize_minmax_comparison): Use the correct
1260 type for the constant in the simplified comparison.
1262 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1264 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1265 Pass L2 size as "--param l2-cache-size" to the compiler.
1266 (decode_l2_cache): New function to decode L2 cache parameters using
1267 0x8000006 extended cpuid function.
1268 (detect_caches_amd): Determine parameters of L2 cache using
1269 decode_l2_caches function.
1270 (decode_caches_intel): Decode L2 cache parameters.
1271 (detect_caches_intel): Determine L2 cache parameters using
1272 decode_caches_intel and decode_l2_caches functions.
1274 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1276 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1277 secondary input reload for subword loads from the constant pool.
1279 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1282 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1283 constants of the appropriate size for runtime calculations.
1286 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1287 decimal-float literal constant zero.
1289 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1292 * c-parser.c (c_parser_omp_atomic): Call
1293 default_function_array_conversion on the RHS.
1296 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1297 call is_variable_sized if decl has incomplete type.
1299 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1301 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1303 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1305 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1307 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1308 (sgt<u>): Merge sgt and sgtu into new expander.
1309 (sgt, sgtu): Remove expanders.
1310 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1311 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1312 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1313 *sgtu_<mode>_mips16 into new pattern.
1314 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1315 (sge<u>): Merge sge and sgeu into new expander.
1316 (sge, sgeu): Remove expanders.
1317 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1319 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1320 (slt<u>): Merge slt and sltu into new expander.
1321 (slt, sltu): Remove expanders.
1322 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1323 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1324 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1325 *sltu_<mode>_mips16 into new pattern.
1326 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1327 (sle<u>): Merge sle and sleu into new expander.
1328 (sle, sleu): Remove expanders.
1329 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1330 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1331 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1332 *sleu_<mode>_mips16 into new pattern.
1333 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1335 2008-04-03 Jan Hubicka <jh@suse.cz>
1337 PR tree-optimization/35795
1338 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1339 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1340 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1341 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1342 * score/score3.c (score3_output_mi_thunk): Likewise.
1343 * score/score7.c (score7_output_mi_thunk): Likewise.
1344 * mips/mips.c (mips_output_mi_thunk): Likewise.
1346 2008-04-03 Richard Guenther <rguenther@suse.de>
1348 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1349 conversions. Simplify code.
1351 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1353 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1355 2008-04-03 Tom Tromey <tromey@redhat.com>
1356 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1358 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1359 * config/bfin/t-bfin-linux (generated_files): Add
1360 linux-sysroot-suffix.h.
1361 * doc/install.texi (Prerequisites): Require make 3.80.
1362 * doc/sourcebuild.texi (Front End Directory): Document new
1364 * Makefile.in (generated_files): New variable.
1365 (ALL_HOST_OBJS): New variable.
1366 ($(ALL_HOST_OBJS)): New target.
1368 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1370 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1371 (remap_block): Call id->transform_lang_insert_block instead
1373 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1374 Set id.transform_lang_insert_block to NULL.
1375 (clone_body): Move to cp/optimize.c
1376 * tree-inline.h (struct copy_body_data): Change
1377 transform_lang_insert_block to function pointer.
1378 (copy_generic_body, copy_decl_no_change): Export.
1379 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1380 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1381 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1383 * c-tree.h (insert_block): Kill.
1384 * c-decl.c (insert_block): Kill.
1386 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1388 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1389 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1390 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1392 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1393 argument, call {push,pop}_function_context from here.
1394 * c-parser.c: Use c_{push,pop}_function_context.
1396 * function.c (push_function_context_to): Move meat ...
1397 (push_function_context): ... here. Simplify.
1398 * function.c (pop_function_context_from): Move meat ...
1399 (pop_function_context): ... here. Simplify.
1400 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1402 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1403 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1404 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1405 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1407 2008-04-03 Ben Elliston <bje@au.ibm.com>
1409 * expmed.c (extract_force_align_mem_bit_field): Remove.
1411 2008-04-03 Richard Guenther <rguenther@suse.de>
1414 * expr.h (try_casesi): Adjust prototype.
1415 * expr.c (try_casesi): Take fallback label as extra parameter.
1416 Use that for gen_casesi if default_label is NULL.
1417 * stmt.c (expand_case): Pass fallback label to try_casesi,
1418 make sure to fill gaps with a fallback label if default_label
1421 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1424 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1426 2008-04-03 Ben Elliston <bje@au.ibm.com>
1428 * expmed.c (extract_split_bit_field): Remove if (0) code.
1429 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1430 (do_ds_constraint): Likewise.
1432 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1434 * doc/cppopts.texi (-dU): Document.
1435 * c-common.h (flag_dump_macros): Update comment.
1436 * c-opts.c (handle_OPT_d): Handle -dU.
1437 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1438 dump_queued_macros, cb_used_define, cb_used_undef): New.
1439 (init_pp_output): Handle -dU.
1440 (cb_line_change): Call dump_queued_macros.
1441 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1443 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1445 * config/avr/predicates.md (io_address_operand): New predicate.
1446 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1447 * config/avr/avr.c (avr_io_address_p): Remove function.
1448 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1449 'avr_io_address_p' function.
1450 (out_movhi_r_mr): (Ditto.).
1451 (out_movqi_mr_r): (Ditto.).
1452 (out_movhi_mr_r): (Ditto.).
1453 (avr_address_cost): (Ditto.).
1455 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1458 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1459 in 32bit mode when XMM registers are available to avoid store
1461 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1462 corresponding post-reload splitters.
1464 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1466 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1467 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1468 __builtin_ia32_roundss.
1469 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1470 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1471 __builtin_ia32_roundss.
1472 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1473 IX86_BUILTIN_SHUFPD here.
1475 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1477 * config/i386/i386.md (plogic): New.
1478 (plogicprefix): Likewise.
1480 * config/i386/mmx.md (mmx_<code><mode>3): New.
1481 (mmx_and<mode>3): Removed.
1482 (mmx_ior<mode>3): Likewise.
1483 (mmx_xor<mode>3): Likewise.
1485 * config/i386/sse.md (<code><mode>3): New.
1486 (*<code><mode>3): Likewise.
1487 (*<code><mode>3): Likewise.
1488 (<code><mode>3): Likewise.
1489 (*sse_<code><mode>3): Likewise.
1490 (*sse2_<code><mode>3): Likewise.
1491 (<code>tf3): Likewise.
1492 (*<code>tf3): Likewise.
1493 (and<mode>3): Likewise.
1494 (*and<mode>3): Likewise.
1495 (ior<mode>3): Removed.
1496 (*ior<mode>3): Likewise.
1497 (xor<mode>3): Likewise.
1498 (*xor<mode>3): Likewise.
1499 (*and<mode>3): Likewise.
1500 (*ior<mode>3): Likewise.
1501 (*xor<mode>3): Likewise.
1502 (and<mode>3): Likewise.
1503 (*sse_and<mode>3): Likewise.
1504 (*sse2_and<mode>3): Likewise.
1506 (*andtf3): Likewise.
1507 (ior<mode>3): Likewise.
1508 (*sse_ior<mode>3): Likewise.
1509 (*sse2_ior<mode>3): Likewise.
1511 (*iortf3): Likewise.
1512 (xor<mode>3): Likewise.
1513 (*sse_xor<mode>3): Likewise.
1514 (*sse2_xor<mode>3): Likewise.
1516 (*xortf3): Likewise.
1518 2008-04-02 Richard Guenther <rguenther@suse.de>
1520 PR tree-optimization/14495
1521 PR tree-optimization/34793
1522 * tree-vrp.c (struct switch_update): New structure.
1523 (to_remove_edges, to_update_switch_stmts): New VECs.
1524 (simplify_switch_using_ranges): New function. Remove not taken
1525 case labels and edges.
1526 (simplify_stmt_using_ranges): Call it.
1527 (identify_jump_threads): Mark edges we have queued for removal
1528 so we don't thread them.
1529 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1531 * tree-cfg.c (group_case_labels): Deal with missing default label.
1532 (tree_verify_flow_info): Allow missing default label.
1533 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1534 (emit_case_nodes): Likewise.
1535 (expand_case): Do not rely on the default label to be present.
1536 * expr.c (try_casesi): Deal with NULL default_label.
1537 (do_tablejump): Likewise.
1539 2008-04-02 Richard Guenther <rguenther@suse.de>
1541 PR tree-optimization/14495
1542 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1543 SWITCH_EXPR here ...
1544 (vrp_visit_switch_stmt): ... but here (new function).
1545 (find_case_label_index): New helper function.
1546 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1548 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1550 * fwprop.c: Fix ISO-C99ism.
1552 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1555 * Makefile.in (objdir): Set it here.
1556 * configure.ac: Not here. Find dynamic linker characteristics.
1557 * exec-tool.in: Use them.
1558 * aclocal.m4: Regenerate.
1559 * configure: Regenerate.
1561 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1563 * expr.c (expand_var): Delete it.
1564 * expr.h (expand_var): Delete prototype.
1565 * function.c (expand_function_start): Use expand_decl instead.
1566 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1569 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1571 PR rtl-optimization/35542
1572 * fwprop.c (forward_propagate_and_simplify): Replace
1573 loc_reg_mentioned_in_p with reg_mentioned_p.
1575 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1577 PR rtl-optimization/35281
1578 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1579 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1580 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1581 (varying_mem_p): Move above propagate_rtx.
1582 (all_uses_available_at): Do not check MEMs.
1584 2008-04-02 Rafael Espindola <espindola@google.com>
1586 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1587 (register_edge_assert_for_2): Split the cond argument.
1588 (register_edge_assert_for_1): Adjust for the change in
1589 register_edge_assert_for_2.
1590 (register_edge_assert_for): Split the cond argument.
1591 (find_switch_asserts): Adjust for the change in
1592 register_edge_assert_for.
1594 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1596 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1597 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1598 offsets for 64-bit mingw.
1599 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1600 abi for x86_64-pc-mingw.
1602 2008-04-02 Richard Guenther <rguenther@suse.de>
1604 * tree-vrp.c (extract_range_from_assert): Make sure to not
1605 produce range min/max with TREE_OVERFOW set.
1606 If merging a anti-range and a range keep the anti-range if
1607 the range covers all values of the type.
1608 (register_edge_assert_for_2): Only allow sign-changing
1609 conversions in detecting canonical range checks. Also
1610 register an assert for the unsigned name if useful.
1612 PR tree-optimization/35787
1613 * tree-vrp.c (vrp_val_max): New function.
1614 (vrp_val_min): Likewise.
1615 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1616 (vrp_val_is_min): Likewise.
1617 (supports_overflow_infinity): Use vrp_val_{min,max}.
1618 (negative_overflow_infinity): Likewise.
1619 (positive_overflow_infinity): Likewise.
1620 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1621 (is_positive_overflow_infinity): Likewise.
1622 (is_overflow_infinity): Likewise.
1623 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1624 vrp_val_is_{min,max}.
1625 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1626 to ranges if possible. Avoid empty ranges.
1628 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1631 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1632 the expression is a function address.
1634 2008-04-01 George Helffrich <george@gcc.gnu.org>
1636 PR fortran/PR35154, fortran/PR23057
1637 * fortran/trans-common.c (create_common): Add decl to function
1638 chain to preserve identifier scope in debug output.
1640 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1641 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1642 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1643 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1645 (dbxout_syms): Check for COMMON-based symbol and wrap in
1646 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1647 in bracket for efficiency.
1649 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1650 using DW_TAG_common_block + member offset.
1651 (add_pubname_string): New function.
1652 (dw_expand_expr): New function to find block name and offset for
1654 (common_check): New function to check whether symbol in Fortran COMMON.
1655 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1657 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1658 use of common is unchanged.
1660 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1661 with all combinations of debug options available on target.
1662 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1663 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1664 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1665 .stabs functionality.
1666 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1667 DWARF functionality.
1669 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1672 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1674 2008-04-02 Ben Elliston <bje@au.ibm.com>
1676 * config/v850/v850.md (casesi): Remove if (0) code.
1677 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1678 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1680 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.md (rex64suffix): New mode attribute.
1683 (floathi<mode>2): Disable expander for SSE math.
1684 (*floathi<mode>2_1): New insn insn_and_split pattern.
1685 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1686 corresponding post-reload splitters.
1687 (*floathi<mode>2_i387): New macroized insn pattern.
1688 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1689 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1690 insn_and_split pattern.
1691 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1692 New macroized instruction patterns and corresponding post-reload
1694 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1695 and corresponding post-reload splitters.
1696 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1697 New macroized instruction patterns.
1698 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1699 macroized instruction patterns and corresponding post-reload splitters.
1700 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1701 corresponding post-reload splitters.
1702 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1703 New macroized instruction patterns.
1704 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1705 corresponding post-reload splitters.
1706 (*floatsi<mode>2_i387): New macroized instruction patterns.
1708 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1710 * config/i386/i386.md (smaxmin): New.
1711 (umaxmin): Likewise.
1712 (maxminiprefix): Likewise.
1713 (maxminfprefix): Likewise.
1714 (<code><mode>3): Likewise.
1715 (smin<mode>3): Removed.
1716 (smax<mode>3): Likewise.
1718 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1719 (mmx_<code>v4hi3): Likewise.
1720 (mmx_<code>v8qi3): Likewise.
1721 (mmx_smaxv2sf3): Removed.
1722 (mmx_sminv2sf3): Likewise.
1723 (mmx_umaxv8qi3): Likewise.
1724 (mmx_smaxv4hi3): Likewise.
1725 (mmx_uminv8qi3): Likewise.
1726 (mmx_sminv4hi3): Likewise.
1728 * config/i386/sse.md (<addsub><mode>3): New.
1729 (*<addsub><mode>3): Likewise.
1730 (<sse>_vm<addsub><mode>3): Likewise.
1731 (<maxmin><mode>3): Likewise.
1732 (*<maxmin><mode>3_finite): Likewise.
1733 (*<maxmin><mode>3): Likewise.
1734 (<sse>_vm<maxmin><mode>3): Likewise.
1735 (sse3_h<addsub>v4sf3): Likewise.
1736 (sse3_h<addsub>v2df3): Likewise.
1737 (<maxmin>v16qi3): Likewise.
1738 (*<maxmin>v16qi3): Likewise.
1739 (<maxmin>v8hi3): Likewise.
1740 (*<maxmin>v8hi3): Likewise.
1741 (*sse4_1_<maxmin><mode>3): Likewise.
1742 (*sse4_1_<maxmin><mode>3): Likewise.
1743 (add<mode>3): Removed.
1744 (*add<mode>3): Likewise.
1745 (<sse>_vmadd<mode>3): Likewise.
1746 (sub<mode>3): Likewise.
1747 (*sub<mode>3): Likewise.
1748 (<sse>_vmsub<mode>3): Likewise.
1749 (smin<mode>3): Likewise.
1750 (*smin<mode>3_finite): Likewise.
1751 (*smin<mode>3): Likewise.
1752 (<sse>_vmsmin<mode>3): Likewise.
1753 (smax<mode>3): Likewise.
1754 (*smax<mode>3_finite): Likewise.
1755 (*smax<mode>3): Likewise.
1756 (<sse>_vmsmax<mode>3): Likewise.
1757 (sse3_haddv4sf3): Likewise.
1758 (sse3_haddv2df3): Likewise.
1759 (sse3_hsubv4sf3): Likewise.
1760 (sse3_hsubv2df3): Likewise.
1761 (umaxv16qi3): Likewise.
1762 (*umaxv16qi3): Likewise.
1763 (smaxv8hi3): Likewise.
1764 (*smaxv8hi3): Likewise.
1765 (*sse4_1_smax<mode>3): Likewise.
1766 (*sse4_1_umax<mode>3): Likewise.
1767 (uminv16qi3): Likewise.
1768 (*uminv16qi3): Likewise.
1769 (sminv8hi3): Likewise.
1770 (*sminv8hi3): Likewise.
1771 (*sse4_1_smin<mode>3): Likewise.
1772 (*sse4_1_umin<mode>3): Likewise.
1774 2008-04-01 Rafael Espindola <espindola@google.com>
1776 * tree-cfg.c (verify_expr): remove in_phi.
1777 (verify_stmt): Don't call walk_tree with verify_expr. Use
1778 is_gimple_min_invariant instead of is_gimple_val.
1780 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1782 * doc/include/gpl_v3.texi: Update for manpage generation.
1783 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1785 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1786 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1787 gpl_v3.texi instead of gpl.texi.
1790 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1793 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1795 2008-04-01 Rafael Espindola <espindola@google.com>
1797 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1798 (extract_code_and_val_from_cond): Use
1799 extract_code_and_val_from_cond_with_ops.
1801 2008-04-01 Jan Hubicka <jh@suse.cz>
1803 * function.c (free_after_compilation): Free epilogue_delay_list.
1804 (prepare_function_start): Assert that previous compilation was freed.
1806 2008-04-01 Jan Hubicka <jh@suse.cz>
1807 Jim Wilson <wilson@tuliptree.org>
1808 Andreas Tobler <andreast@gcc.gnu.org>
1811 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1812 rtl.emit instead cfun->emit.
1813 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1814 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1816 2008-04-01 Ben Elliston <bje@au.ibm.com>
1818 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1820 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1822 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1824 (fprofile-use): Add var flag_profile_use
1825 * coverage.c (coverage_begin_output): Do not open a gcno file for
1826 output only if -ftest-coverage is set.
1827 Do not add getpwd() to gcda file path.
1828 (build_gcov_info): Check the new flag
1829 flag_profile_datafile_relative_path.
1830 (coverage_init): Use profile_data_prefix.
1831 Read profile counter only if flag_profile_use is set.
1832 * opts.c (common_handle_option): New option fprofile-use=,
1833 fprofile-dir=, fprofile-generate=.
1834 * toplev.c (profile_data_prefix): New variable definition.
1835 * toplev.h (profile_data_prefix): New declaration.
1836 * doc/invoke.tex (Option Summary, Optimization Options):
1839 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1841 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1842 use tmp consistently.
1845 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1846 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1847 UNSPEC_FR_RECIP_APPROX_RES.
1848 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1850 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1853 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1855 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1858 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1859 element of the vector via a pointer.
1861 2008-03-31 Ian Lance Taylor <iant@google.com>
1863 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1865 2008-03-31 Jan Hubicka <jh@suse.cz>
1867 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1868 get_arg_pointer_save_area.
1869 * expr.c (init_expr): Just clear out rtl.expr.
1870 * function.c (free_after_compilation): Clear out whole RTL structure.
1871 (get_func_frame_size): Merge into ...
1872 (get_frame_size): ... this one.
1873 (assign_stack_local_1): Merge into ...
1874 (assign_stack_local): ... this one.
1875 (expand_function_end): Update call of get_arg_pointer_save_area.
1876 (get_art_pointer_save_area): Remove cfun argument.
1877 * function.h (emit_status): regno_pointer_align does not need length
1878 attribute. Move x_regno_reg_rtx to ...
1879 (regno_reg_rtx): ... new global array.
1880 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1881 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1882 apply_args_value, forced_labels, stack_pointer_delta):
1884 (struct varasm_status): Move here from varasm.c
1885 (struct rtl_data): New. Move here some fields from struct function.
1886 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1887 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1888 used_temp_slots avail_temp_slots, temp_slot_level,
1889 nonlocal_goto_handler_labels): Update accesstors.
1890 (rtl): New global variable.
1891 (struct function): Move some fileds to rtl_data.
1892 (get_arg_pointer_save_area): Update prototype.
1893 * emit-rtl.c (rtl): Declare.
1894 (regno_reg_rtx): Declare.
1895 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1897 (gen_reg_rtx): Update.
1898 (init_virtual_regs): Do not tate emit_status argument.
1899 (init_emit): Do not allocate emit.
1900 * varasm.c (varasm_statuc): Move to function.h.
1901 (n_deferred_constatns): Update accestor.
1902 (init_varasm_status): Do not allocate varasm_status.
1903 (force_const_mem, get_pool_size, output_constant_pool): Update.
1904 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1905 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1907 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1909 PR rtl-optimization/35729
1910 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1913 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1916 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1917 load/store if memory is unaligned.
1918 (*movti_rex64): Likewise.
1920 * config/i386/predicates.md (misaligned_operand): New.
1922 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1925 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1928 2008-03-31 Jan Beulich <jbeulich@novell.com>
1930 * config/ia64/constraints.md: Add 'j' constraint.
1931 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1932 (movdi_internal): Likewise.
1934 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1937 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1939 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1942 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1943 proper error message for the third argument on blendpd and
1946 * config/i386/sse.md (blendbits): New.
1947 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1949 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1951 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1953 2008-03-30 Richard Guenther <rguenther@suse.de>
1956 * fold-const.c (fold_sign_changed_comparison): Do leave
1957 conversions to base-types alone.
1959 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1961 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1962 the link register if one altivec register is be saved.
1964 2008-03-30 Ben Elliston <bje@au.ibm.com>
1966 * final.c (final_scan_insn): Remove if (0) code.
1968 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1970 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1972 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1974 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1975 of V4SFmode to ix86_binary_operator_ok.
1977 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1979 * config/i386/i386.c (override_options): Initialize
1980 ix86_veclib_handler to ix86_veclibabi_svml when
1981 -mveclibabi=svml is used.
1982 (ix86_veclibabi_svml): New function for SVML ABI style
1983 vectorization support.
1984 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1986 2008-03-28 Rafael Espindola <espindola@google.com>
1988 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1989 (tree_binary_nonnegative_warnv_p): Make it public.
1990 (tree_single_nonnegative_warnv_p): Make it public.
1991 (tree_invalid_nonnegative_warnv_p): Make it public.
1992 (tree_unary_nonzero_warnv_p): Make it public.
1993 (tree_binary_nonzero_warnv_p): Make it public
1994 (tree_single_nonzero_warnv_p): Make it public.
1995 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1996 (extract_range_from_binary_expr): Split the expr argument.
1997 (extract_range_from_unary_expr): Split the expr argument.
1998 (extract_range_from_comparison): Split the expr argument.
1999 (extract_range_from_expr): Use the new aux functions.
2000 (vrp_evaluate_conditional_warnv): Use
2001 vrp_evaluate_conditional_warnv_with_ops.
2002 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2003 (tree_binary_nonzero_warnv_p): Declare.
2004 (tree_single_nonzero_warnv_p): Declare.
2005 (tree_expr_nonzero_warnv_p): Declare.
2006 (tree_unary_nonnegative_warnv_p): Declare.
2007 (tree_binary_nonnegative_warnv_p): Declare.
2008 (tree_single_nonnegative_warnv_p): Declare.
2009 (tree_invalid_nonnegative_warnv_p): Declare.
2011 2008-03-28 Richard Guenther <rguenther@suse.de>
2013 PR tree-optimization/30317
2014 PR tree-optimization/30911
2015 PR tree-optimization/34793
2016 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2017 (struct assert_locus_d): New member EXPR.
2018 (register_new_assert_for): Add EXPR parameter to support
2019 ASSERT_EXPR <name, expr OP limit>.
2020 (register_edge_assert_for_1): Adjust callers.
2021 (find_assert_locations): Likewise.
2022 (process_assert_insertions_for): Build condition from expression.
2023 (extract_range_from_assert): Handle ASSERT_EXPRs
2024 of the form ASSERT_EXPR <name, expr OP limit>.
2025 (register_edge_assert_for_2): New helper registering
2026 asserts for comparisons. Recognize range tests of the form
2027 (unsigned)i - CST1 OP CST2.
2028 (register_edge_assert_for_1): Use it.
2029 (register_edge_assert_for): Likewise.
2030 (needs_overflow_infinity): Integer sub-types
2031 do not need overflow infinities.
2032 (vrp_val_is_max): The extreme values of integer sub-types
2033 are those of the base type.
2034 (vrp_val_is_min): Likewise.
2035 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2038 2008-03-28 Nick Clifton <nickc@redhat.com>
2041 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2042 Return GENERAL_REGS for stack adjustment reloads.
2044 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2047 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2048 const_vector when all the vectors are constant.
2050 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2052 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2054 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2055 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2057 (s<code>_sf): Use new scc_sf attribute for opcode names.
2059 2008-03-27 Tom Tromey <tromey@redhat.com>
2061 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2062 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2063 config/spu/t-spu-elf, config/i386/t-interix,
2064 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2065 config/i386/x-darwin, config/i386/x-mingw32,
2066 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2067 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2068 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2069 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2070 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2071 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2072 config/score/t-score-elf, config/arm/t-strongarm-pe,
2073 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2074 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2075 Revert automatic dependency patch.
2077 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2080 * config/i386/i386.c (ix86_function_arg_boundary): Align
2081 decimal floating point to its natural boundary.
2083 2008-03-27 Richard Guenther <rguenther@suse.de>
2086 * fold-const.c (fold_comparison): Restrict distinct decl
2087 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2088 solely rely on operand_equal_p.
2090 2008-03-27 Richard Guenther <rguenther@suse.de>
2093 * c-common.c (handle_weak_attribute): Reject combination of
2096 2008-03-27 Richard Guenther <rguenther@suse.de>
2098 PR tree-optimization/32810
2099 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2100 conversions from DECL_INITIAL.
2101 (fold_const_aggregate_ref): Likewise from constructor elements.
2103 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2105 * tree-affine.h (aff_combination_expand): Declare.
2106 (get_inner_reference_aff): Likewise.
2107 * tree-affine.c (aff_combination_expand): Split out from
2108 tree_to_aff_combination_expand.
2109 (get_inner_reference_aff): New function.
2110 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2111 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2112 (struct lim_aux_data): sm_done field removed.
2113 (mem_ref_loc_p, mem_ref_locs_p): New types.
2114 (struct mem_ref): Added id, stored, accesses_in_loop,
2115 indep_loop, dep_loop, indep_ref, dep_ref fields.
2116 Removed is_stored, locs and next fields.
2117 (memory_accesses): New variable.
2118 (movement_possibility): Do not allow moving statements
2119 that store to memory.
2120 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2122 (determine_max_movement): For statements with memory references,
2123 find the outermost loop in that the reference is independent.
2124 (move_computations_stmt): Mark the virtual operands for renaming.
2125 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2126 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2127 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2128 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2129 create_vop_ref_mapping, analyze_memory_references,
2130 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2131 get_all_locs_in_loop, ref_always_accessed_p,
2132 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2133 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2134 store_motion_loop, store_motion): New functions.
2135 (struct vop_to_refs_elt): New type.
2136 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2137 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2138 (schedule_sm): Replaced by...
2139 (execute_sm): ... this.
2140 (determine_lsm_ref, hoist_memory_references,
2141 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2142 find_more_ref_vops, free_mem_ref, free_mem_refs,
2143 determine_lsm_loop, determine_lsm): Removed.
2144 (tree_ssa_lim_finalize): Free data structures used by store motion.
2145 (tree_ssa_lim): Call analyze_memory_references. Use
2146 store_motion instead of determine_lsm.
2148 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2150 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2151 rename tmake_file to m68hc11/t-m68hc11.
2152 (mcore): Set inhibit_libc to true.
2153 * config.host (alpha*-dec-*vms*): Set extra_programs.
2154 (interix3*): Don't use host_xmake_file.
2155 * configure.ac: Let config.gcc override inhibit_libc.
2156 * configure: Regenerate.
2158 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2159 * config/t-openbsd-thread: Remove commented out lines.
2161 * config/x-interix: Remove.
2163 * config/m68hc11/t-m68hc11-gas: Rename to...
2164 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2166 * config/mcore/t-mcore: Remove T_CFLAGS.
2167 * config/mcore/t-mcore-pe: Likewise.
2169 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2171 * configure.ac: Replace custom __GNU_SOURCE test with
2172 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2173 * aclocal.m4: Regenerate.
2174 * configure: Regenerate.
2175 * config.in: Regenerate.
2177 2008-03-27 Richard Guenther <rguenther@suse.de>
2179 * fold-const.c (target.h): Include.
2180 (fold_comparison): Fold comparison of addresses of decls
2181 that bind locally or of constants. Consolidate address folding code.
2182 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2183 results from fold_binary_to_constant.
2184 (compare_values_warnv): Likewise.
2186 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2189 * fold-const.c (fold_truthop): Check for integeral types when folding
2190 a == 0 && b == 0 and a != 0 || b != 0 .
2192 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2194 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2196 2008-03-26 Andreas Schwab <schwab@suse.de>
2198 * doc/invoke.texi: Fix use of @item vs. @itemx.
2200 2008-03-26 Tom Tromey <tromey@redhat.com>
2202 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2203 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2204 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2205 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2206 build/genconstants.o, build/genemit.o, build/genextract.o,
2207 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2208 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2211 2008-03-26 Richard Guenther <rguenther@suse.de>
2214 2008-03-26 Richard Guenther <rguenther@suse.de>
2216 * fold-const.c (target.h): Include.
2217 (fold_comparison): Fold comparison of addresses of two decls
2218 that bind locally. Consolidate address folding code.
2220 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2222 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2223 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2224 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2225 dconstsqrt2, dconstthird, dconste and/or dconst10.
2226 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2227 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2228 dconstsqrt2, dconste): Delete.
2229 (init_emit_once): Likewise. Simplify initializing dconstm1.
2231 * real.c (get_real_const): New.
2232 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2233 dconstsqrt2, dconste): Delete.
2234 (real_value_const, get_real_const): New.
2236 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2238 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2240 * config/i386/i386.c (ix86_function_arg_boundary): Check
2241 BIGGEST_ALIGNMENT instead of 128.
2242 (setup_incoming_varargs_64): Likewise.
2244 2008-03-26 Tom Tromey <tromey@redhat.com>
2246 * Makefile.in (DEPFILES): Add missing '/'.
2248 2008-03-26 Richard Guenther <rguenther@suse.de>
2250 * fold-const.c (target.h): Include.
2251 (fold_comparison): Fold comparison of addresses of two decls
2252 that bind locally. Consolidate address folding code.
2254 2008-03-26 Nick Clifton <nickc@redhat.com>
2257 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2258 not allow INT+INT as a legitimate addressing mode.
2260 2008-03-26 Richard Guenther <rguenther@suse.de>
2262 * tree-flow.h (widen_bitfield): Remove declaration.
2263 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2264 (widen_bitfield): Remove function.
2265 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2268 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2271 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2274 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2276 PR rtl-optimization/35232
2277 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2278 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2279 reg_reloaded_call_part_clobbered here.
2280 (reload_regs_reach_end_p): New function.
2281 (reload_reg_rtx_for_input): New variable.
2282 (reload_reg_rtx_for_output): Likewise.
2283 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2284 when reassigning a pseudo register. Load reloadreg from
2285 reload_reg_rtx_for_input, moving the mode and register
2287 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2288 instead of the original when deciding whether an input reload
2289 would be a no-op or whether an output reload can be deleted.
2290 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2291 when setting up new_spill_reg_store. Load it from
2292 reload_reg_rtx_for_output, moving the mode and register
2294 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2295 instead of the original when deciding whether an output reload
2296 would be a no-op. Do the same when modifying insn notes.
2297 Use rtx_equal_p instead of == to compare the registers.
2298 (inherit_piecemeal_p): Take a mode and two register numbers
2300 (emit_reload_insns): Clear new_spill_reg_store for every hard
2301 register in the reload register. Remove spill registers
2302 from reg_reloaded_valid before considering whether to record
2303 inheritance information for them. Use reload_reg_rtx_for_output
2304 instead of reg_rtx when recording output reloads. Use
2305 reload_reg_rtx_for_input instead of reg_rtx when recording
2306 input reloads. Set or clear reg_reloaded_call_part_clobbered
2307 at the same time as setting reg_reloaded_valid.
2308 (delete_output_reload): Add a new_reload_reg parameter and use it
2309 instead of rld[j].reg_rtx.
2310 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2313 2008-03-25 Tom Tromey <tromey@redhat.com>
2315 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2316 (build/genattr.o): Likewise.
2317 (build/genattrtab.o): Likewise.
2318 (build/gencodes.o): Likewise.
2319 (build/genconfig.o): Likewise.
2320 (build/genconstants.o): Likewise.
2321 (build/genemit.o): Likewise.
2322 (build/genextract.o): Likewise.
2323 (build/genflags.o): Likewise.
2325 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2327 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2328 instead of size_int for integer types.
2329 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2330 to match type of MINUS_EXPR.
2332 2008-03-25 Tom Tromey <tromey@redhat.com>
2334 * configure: Rebuilt.
2335 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2338 2008-03-25 Tom Tromey <tromey@redhat.com>
2340 * config/x-solaris (host-solaris.o): Update.
2341 * config/x-linux (host-linux.o): Update.
2342 * config/x-hpux (host-hpux.o): Update.
2343 * config/x-darwin (host-darwin.o): Update.
2344 * config/v850/t-v850e (v850-c.o): Update.
2345 * config/v850/t-v850 (v850-c.o): Update.
2346 * config/t-vxworks (vxworks.o): Update.
2347 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2348 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2349 * config/spu/t-spu-elf (spu-c.o): Update.
2351 * config/sh/t-symbian (sh-c.o): Update.
2352 (symbian.o): Update.
2353 * config/sh/t-sh (sh-c.o): Update.
2354 * config/score/t-score-elf (score7.o, score3.o): Update.
2355 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2356 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2357 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2358 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2360 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2361 * config/m32c/t-m32c (m32c-pragma.o): Update.
2362 * config/ia64/t-ia64 (ia64-c.o): Update.
2363 * config/i386/x-mingw32 (host-mingw32.o): Update.
2364 * config/i386/x-i386 (driver-i386.o): Update.
2365 * config/i386/x-darwin (host-i386-darwin.o): Update.
2366 * config/i386/x-cygwin (host-cygwin.o): Update.
2367 * config/i386/t-nwld (nwld.o): Update.
2368 * config/i386/t-netware (netware.o): Update.
2369 * config/i386/t-interix (winnt.o): Update.
2370 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2371 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2372 msformat-c.o): Update.
2373 * config/bfin/t-bfin-linux (generated_files): Add
2374 linux-sysroot-suffix.h.
2375 * config/arm/t-wince-pe (pe.o): Update.
2376 * config/arm/t-strongarm-pe (pe.o): Update.
2377 * config/arm/t-pe (pe.o): Update.
2378 * config/arm/t-arm (arm-c.o): Update.
2379 * doc/install.texi (Prerequisites): Require make 3.80.
2380 * Makefile.in: Remove .o targets.
2381 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2382 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2383 (simple_generated_h, simple_generated_c): Move earlier.
2384 (generated_files): New variable.
2385 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2386 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2387 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2388 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2389 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2390 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2391 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2392 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2393 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2394 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2395 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2396 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2398 (COMPILE.base, COMPILE): New variables.
2399 (%.o): New pattern rule.
2400 (ALL_HOST_OBJS): New variable.
2401 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2402 (dummy-checksum.o, cc1-checksum.o): Remove.
2403 (DRIVER_SHLIB): New variable.
2404 (DRIVER_DEFINES): Use it.
2405 (gencondmd.c): Move out of build/.
2406 (s-conditions): Update.
2407 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2408 (ALL_BUILD_OBJS): Likewise.
2409 (build/%.o): Use BUILDCOMPILE.
2410 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2411 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2412 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2413 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2414 build/genconfig.o, build/genconstants.o, build/genemit.o,
2415 build/genextract.o, build/genflags.o, build/genmddeps.o,
2416 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2417 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2418 build/gen-protos.o, build/scan.o, build/fix-header.o,
2419 build/scan-decls.o): Simplify.
2420 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2421 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2422 prefix.o, toplev.o): Reduce to variable setting.
2423 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2424 ($(out_object_file), gcc-options.o): New targets.
2425 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2426 * configure: Rebuilt.
2427 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2428 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2430 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2432 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2433 complain when we hit an error, return ERROR_MARK_NODE.
2435 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2437 * config/sh/constraints.md (Pso, Psz): New constraints.
2438 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2439 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2441 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2443 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2444 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2446 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2448 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2449 (prefetch_sh2a): New.
2451 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2452 Naveen.H.S <naveen.hs@kpitcummins.com>
2454 * config/sh/constraints.md (I28): New constraint.
2455 * config/sh/sh.c (broken_move): Add support for movi20s.
2456 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2458 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2459 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2460 Naveen.H.S <naveen.hs@kpitcummins.com>
2462 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2463 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2464 (print_operand): Handle resbank in %@ operand code.
2465 (sh_encode_section_info): New.
2466 (push_regs): Add conditions for resbank.
2467 (sh_expand_epilogue): Likewise.
2468 (sh_insert_attributes): Likewise.
2469 (sh_attribute_table): Likewise.
2470 (sh_handle_resbank_handler_attribute): New.
2471 (sh2a_handle_function_vector_handler_attribute): New.
2472 (sh2a_is_function_vector_call): New.
2473 (sh2a_get_function_vector_number): New.
2474 (sh2a_function_vector_p): New.
2475 (sh_cfun_resbank_handler_p): New.
2476 * config/sh/sh.md (calli): Emit jsr/n if possible.
2477 (calli_tbr_rel): New.
2478 (calli_pcrel): Emit jsr/n if possible.
2479 (return_i): Emit rts/n if possible.
2480 (call_valuei_tbr_rel): New.
2481 (call_valuei_pcrel): Add condition for SH2A target.
2482 (call_value): Likewise.
2483 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2484 (sh2a_get_function_vector_number): Likewise.
2485 (sh2a_is_function_vector_call): Likewise.
2486 * doc/extend.texi: Document TBR relative addressing of SH2A.
2487 (resbank): Add description for SH2A.
2489 2008-03-24 Richard Guenther <rguenther@suse.de>
2492 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2493 pointer assignments change conversions according to middle-end rules.
2494 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2495 * configure.ac: Include type checking in yes.
2496 * configure: Regenerate.
2498 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2500 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2501 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2503 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2505 * gthr-vxworks.h (UNUSED): Define.
2507 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2509 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2511 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2513 * doc/extend.texi (Function Attributes): Add missing comma in the
2514 example of the "alloc_size" attribute.
2516 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2519 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2521 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2524 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2527 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2528 of the underlying type of a MS bitfield layout to the natural
2529 alignment of the type.
2531 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2533 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2534 to their natural alignment to avoid store forwarding stalls.
2536 2008-03-22 Richard Guenther <rguenther@suse.de>
2538 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2539 For PHI nodes verify the address is invariant.
2540 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2541 (get_symbol_constant_value): Use is_gimple_min_invariant.
2542 (maybe_fold_stmt_indirect): Likewise.
2544 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2546 PR rtl-optimization/33927
2547 * Makefile.in (dse.o): Depend on $(TM_P_H).
2548 * expr.h (extract_low_bits): Declare.
2549 * expmed.c (extract_low_bits): New function.
2550 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2551 * dse.c: Include tm_p.h.
2552 (find_shift_sequence): Remove the read_reg argument and return the
2553 read value. Emit the instructions instead of returning them.
2554 Iterate on new_mode rather than calculating it each time.
2555 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2556 source to NEW_MODE and extract_low_bits to convert the shifted
2558 (replace_read): Allow the load and store to have different mode
2559 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2560 or extraction instructions before trying the replacement. Update
2561 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2563 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2565 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2566 to their natural alignment to avoid store forwarding stalls.
2568 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2571 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2572 encouraging but not allowing gprs for input;
2573 change the input constraint to !f#r.
2574 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2576 change the output constraint to !f#r.
2578 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2581 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2582 corresponding post-reload splitters.
2583 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2584 when x87 FP math is selected.
2585 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2586 New function prototype.
2587 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2588 unreachable function to ease macroization of insn patterns.
2590 2008-03-21 Martin Jambor <mjambor@suse.cz>
2592 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2593 reference dumps if ddr is NULL or dependence is unknown.
2595 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2597 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2598 unsigned extension into account.
2599 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2600 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2601 Do computations on a scratch register.
2603 2008-03-21 Richard Guenther <rguenther@suse.de>
2605 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2606 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2607 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2608 * tree-ssa-dom.c (record_equality): Likewise.
2609 * tree-inline.c (copy_body_r): Likewise.
2610 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2613 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2615 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2616 as 'delete_unused' argument.
2618 2008-03-20 Richard Guenther <rguenther@suse.de>
2620 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2621 special casing of constant qualifiers.
2622 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2623 care about them in general.
2624 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2625 regardless of their type.
2626 (fold_stmt_r): Forcefully fold *& if we end up with that.
2628 2008-03-20 Paul Brook <paul@codesourcery.com>
2630 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2631 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2633 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2635 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2636 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2638 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2640 * common.opt (Wmudflap): New option.
2641 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2642 (mx_register_decls): Likewise.
2643 (mudflap_finish_file): Likewise.
2644 * doc/invoke.texi: Document -Wno-mudflap.
2646 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2648 * c-format.c (replace_format_name_to_system_name): New.
2650 (convert_format_name_to_system_name): New.
2651 (decode_format_attr): Add use of convert_format_name_to_system_name.
2652 (format_types_orig): Add gnu_ prefix to names.
2653 (check_format_info_main): Special treating of \0 escaped names for
2654 supporting multi-character format specifiers as I32, I64.
2655 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2656 (gnu_target_overrides_format_attributes): New.
2657 * c-format.h: Add structure target_ovr_attr to hold
2658 system specific formatter names.
2659 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2660 msformat-c.o file to c_target_objs and cxx_target_objs.
2661 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2662 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2663 (TARGET_N_FORMAT_TYPES): New.
2664 * config/i386/msformat-c.c: New.
2665 * config/i386/t-cygming: Add build rule for msformat-c.o.
2666 * doc/extend.texi: Add new format names gnu_* and ms_* and
2668 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2670 2008-03-20 Ira Rosen <irar@il.ibm.com>
2672 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2673 optimizations turned on under -O3.
2674 (ftree-vectorize): Add that the flag is turned on with -O3.
2676 2008-03-20 Ben Elliston <bje@au.ibm.com>
2678 * regmove.c (try_auto_increment): Fix spelling error in comment.
2679 * final.c (final_scan_insn): Likewise.
2681 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2684 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2685 allocator preferences for "y" and "r" class registers.
2686 ("*mov<mode>_internal"): Ditto.
2687 ("*movv2sf_internal_rex64"): Ditto.
2688 ("*movv2sf_internal"): Ditto.
2690 2008-03-19 Michael Matz <matz@suse.de>
2693 * calls.c (expand_call): Check overlap of arguments with call
2694 address for sibcalls.
2696 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2699 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2700 of the underlying type of a MS bitfield layout to the natural
2701 alignment of the type.
2703 2008-03-19 Jan Hubicka <jh@suse.cz>
2706 * toplev.c (decode_d_option): Handle all CPP flags.
2707 * tree-vrp.c: Update tree_pass descriptors.
2708 * regrename.c: Update tree_pass descriptors.
2709 * fwprop.c: Update tree_pass descriptors.
2710 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2711 * tree-into-ssa.c: Update tree_pass descriptors.
2712 * tree-dump.c: Update tree_pass descriptors.
2713 * tree-complex.c: Update tree_pass descriptors.
2714 * tree-dump.h: Update tree_pass descriptors.
2715 * see.c: Update tree_pass descriptors.
2716 * cgraphbuild.c: Update tree_pass descriptors.
2717 * tracer.c: Update tree_pass descriptors.
2718 * tree-loop-distribution.c: Update tree_pass descriptors.
2719 * cgraph.c: Update tree_pass descriptors.
2720 * postreload-gcse.c: Update tree_pass descriptors.
2721 * postreload.c: Update tree_pass descriptors.
2722 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2723 * tree-tailcall.c: Update tree_pass descriptors.
2724 * tree-pass.h (tree_opt_pass): Rename to ...
2725 (opt_pass) ... this one; add "type" field and remove letter field.
2726 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2727 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2728 all_lowering_passes): Update declaration.
2729 * ipa-cp.c: Update tree_pass descriptors.
2730 * final.c: Update tree_pass descriptors.
2731 * omp-low.c: Update tree_pass descriptors.
2732 * tree-ssa-dse.c: Update tree_pass descriptors.
2733 * ipa-reference.c: Update tree_pass descriptors.
2734 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2735 * auto-inc-dec.c: Update tree_pass descriptors.
2736 * reorg.c: Update tree_pass descriptors.
2737 * cgraphunit.c: Update tree_pass descriptors.
2738 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2739 * tree-ssa-ccp.c: Update tree_pass descriptors.
2740 * df-core.c: Update tree_pass descriptors.
2741 * mode-switching.c: Update tree_pass descriptors.
2742 * tree-nomudflap.c: Update tree_pass descriptors.
2743 * modulo-sched.c: Update tree_pass descriptors.
2744 * ipa-pure-const.c: Update tree_pass descriptors.
2745 * cse.c: Update tree_pass descriptors.
2746 * web.c: Update tree_pass descriptors.
2747 * tree-stdarg.c: Update tree_pass descriptors.
2748 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2749 * tree-ssa-dom.c: Update tree_pass descriptors.
2750 * tree-nrv.c: Update tree_pass descriptors.
2751 * tree-ssa-alias.c: Update tree_pass descriptors.
2752 * loop-init.c: Update tree_pass descriptors.
2753 * gimple-low.c: Update tree_pass descriptors.
2754 * ipa-inline.c: Update tree_pass descriptors.
2755 * tree-ssa-sink.c: Update tree_pass descriptors.
2756 * global.c: Update tree_pass descriptors.
2757 * ifcvt.c: Update tree_pass descriptors.
2758 * jump.c: Update tree_pass descriptors.
2759 * predict.c: Update tree_pass descriptors.
2760 * tree-ssa-loop.c: Update tree_pass descriptors.
2761 * recog.c: Update tree_pass descriptors.
2762 * dse.c: Update tree_pass descriptors.
2763 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2764 * tree-eh.c: Update tree_pass descriptors.
2765 * regmove.c: Update tree_pass descriptors.
2767 * function.c: Update tree_pass descriptors.
2768 * tree-vectorizer.c: Update tree_pass descriptors.
2769 * gcse.c: Update tree_pass descriptors.
2770 * ipa-type-escape.c: Update tree_pass descriptors.
2771 * tree-if-conv.c: Update tree_pass descriptors.
2772 * init-regs.c: Update tree_pass descriptors.
2773 * ipa.c: Update tree_pass descriptors.
2774 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2775 * rtl-factoring.c: Update tree_pass descriptors.
2776 * lower-subreg.c: Update tree_pass descriptors.
2777 * bt-load.c: Update tree_pass descriptors.
2778 * tree-dfa.c: Update tree_pass descriptors.
2779 * except.c: Update tree_pass descriptors.
2780 * emit-rtl.c: Update tree_pass descriptors.
2781 * cfgexpand.c: Update tree_pass descriptors.
2782 * tree-cfgcleanup.c: Update tree_pass descriptors.
2783 * cfgcleanup.c: Update tree_pass descriptors.
2784 * tree-ssa-pre.c: Update tree_pass descriptors.
2785 * tree-sra.c: Update tree_pass descriptors.
2786 * tree-mudflap.c: Update tree_pass descriptors.
2787 * tree-ssa-copy.c: Update tree_pass descriptors.
2788 * cfglayout.c: Update tree_pass descriptors.
2789 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2790 * tree-ssa-dce.c: Update tree_pass descriptors.
2791 * tree-ssa.c: Update tree_pass descriptors.
2792 * regclass.c: Update tree_pass descriptors.
2793 * integrate.c: Update tree_pass descriptors.
2794 * tree-optimize.c: Update tree_pass descriptors.
2795 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2796 * tree-object-size.c: Update tree_pass descriptors.
2797 * combine.c: Update tree_pass descriptors.
2798 * tree-outof-ssa.c: Update tree_pass descriptors.
2799 * bb-reorder.c: Update tree_pass descriptors.
2800 * stack-ptr-mod.c: Update tree_pass descriptors.
2801 * var-tracking.c: Update tree_pass descriptors.
2802 * tree-profile.c: Update tree_pass descriptors.
2803 * tree-vect-generic.c: Update tree_pass descriptors.
2804 * reg-stack.c: Update tree_pass descriptors.
2805 * sched-rgn.c: Update tree_pass descriptors.
2806 * tree-ssa-structalias.c: Update tree_pass descriptors.
2807 * tree-cfg.c: Update tree_pass descriptors.
2808 * passes.c (current_pass): Update declaration.
2809 (finish_optimization_passes): Update.
2810 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2811 (register_one_dump_file, register_dump_files_1, next_pass_1):
2813 (init_optimization_passes): Update handling of new types.
2814 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2815 * ipa-struct-reorg.c: Update tree_pass descriptors.
2816 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2817 * combine-stack-adj.c: Update tree_pass descriptors.
2818 * cfgrtl.c: Update tree_pass descriptors.
2819 * dce.c: Update tree_pass descriptors.
2820 * tree-ssanames.c: Update tree_pass descriptors.
2822 2008-03-19 Richard Guenther <rguenther@suse.de>
2825 * tree-ssa.c (walk_data): New structure.
2826 (warn_uninitialized_var): If not always_executed warn with "maybe"
2828 (execute_early_warn_uninitialized): Compute post-dominators.
2829 Initialize always_executed before processing each basic block.
2831 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2834 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2835 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2837 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2839 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2841 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2843 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2845 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2846 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2847 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2848 target after ignore has been set, and move there also the commputation
2849 of subtarget and original_target.
2850 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2851 (LANG_HOOKS_INITIALIZER): Remove it.
2852 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2854 2008-03-18 Richard Guenther <rguenther@suse.de>
2856 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2857 found an expression with constants, note that in the VN for the lhs.
2858 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2859 fold them to constants if possible. Run cleanup_cfg if done so.
2860 (execute_pre): Return todo.
2862 (execute_fre): Likewise.
2863 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2865 (get_prop_source_stmt): Look through pointer conversions.
2867 2008-03-18 Jan Hubicka <jh@suse.cz>
2869 * tree-pretty-print.c: Include predict.h.
2870 (dump_generic_node): Dump predictor.
2871 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2872 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2873 * gimple-low.c (lower_stmt): Likewise.
2874 * expr.c (expand_expr_real): Likewise.
2875 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2877 (build_predict_expr, build_predict_expr): New.
2878 * predict.h (predictor_name, build_predict_expr): Update.
2879 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2880 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2881 * predict.def (PRED_CONTINUE): Update hitrate.
2882 * tree.def (PREDICT_EXPR): Define.
2883 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2884 do not handle BIND_EXPR.
2885 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2886 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2887 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2890 2008-03-18 Michael Matz <matz@suse.de>
2892 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2894 2008-03-18 Richard Guenther <rguenther@suse.de>
2896 * tree-gimple.h (is_gimple_invariant_address): Declare.
2897 (is_gimple_constant): Likewise.
2898 * tree-gimple.c (is_gimple_constant): New function.
2899 (is_gimple_invariant_address): Likewise.
2900 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2901 and is_gimple_invariant_address.
2902 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2904 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2905 an addressable base.
2907 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2910 * gimplify.c (gimplify_expr): Gimplify second operand of
2913 2008-03-17 Richard Guenther <rguenther@suse.de>
2915 PR tree-optimization/19637
2916 * fold-const.c (fold_unary): Remove restrictions of removing
2917 intermediate pointer-conversions (P2)(P1)P0.
2918 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2919 conversion to void pointer.
2920 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2922 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2925 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2926 emulated thread local variables.
2928 2008-03-16 Richard Guenther <rguenther@suse.de>
2931 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2932 expand TREE_INVARIANT operations that are not gimple invariant.
2934 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2936 * doc/extend.texi (Alignment): Say that the ABI controls
2937 the __alignof__ for non-strict-alignment targets rather
2938 than being a recommendation.
2940 2008-03-15 Paul Brook <paul@codesourcery.com>
2942 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2944 (arm_output_fn_unwind): Mark functions that can not be unwound.
2946 2008-03-15 Paul Brook <paul@codesourcery.com>
2948 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2949 extension instructions.
2951 2008-03-15 Richard Guenther <rguenther@suse.de>
2953 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2954 and fold constant aggregate refs.
2955 (fold_const_aggregate_ref): Handle string constants
2956 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2957 (evaluate_stmt): Simplify now that ccp_fold folds constant
2960 2008-03-15 Paul Brook <paul@codesourcery.com>
2962 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2963 (extzv): Use gen_extzv_t2.
2964 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2966 2008-03-15 Richard Guenther <rguenther@suse.de>
2968 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2969 (fold_const_aggregate_ref): Likewise.
2970 (get_value): Return NULL if we don't have any values.
2971 (ccp_finalize): Set const_val to NULL after freeing it.
2972 * tree-flow.h (get_symbol_constant_value): Declare.
2973 (fold_const_aggregate_ref): Likewise.
2974 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2976 2008-03-15 Richard Guenther <rguenther@suse.de>
2979 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2980 to not produce negative array indices if not allowed. Add
2981 parameter to indicate that.
2982 (maybe_fold_offset_to_component_ref): Allow negative array
2983 indices only for the first member of a structure.
2984 (maybe_fold_offset_to_reference): Allow negative array indices.
2985 (maybe_fold_stmt_addition): Likewise.
2987 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2988 Anatoly Sokolov <aesok@post.ru>
2990 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
2991 (avr_arch): Add ARCH_AVR6.
2992 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2993 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2994 instead of fixed value 2.
2995 (print_operand_address): Use gs() asm specifier instead of pm().
2996 (avr_assemble_integer): (Ditto.).
2997 (avr_output_addr_vec_elt): (Ditto.).
2998 (print_operand): Handle "!" code.
2999 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3000 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3001 (AVR_HAVE_EIJMP_EICALL): Define.
3002 (AVR_3_BYTE_PC): Redefine.
3003 (AVR_2_BYTE_PC): (Ditto.).
3004 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3005 (LINK_SPEC): Add atmega2560 and atmega2561.
3006 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3008 * config/avr/avr.md (call_insn): Use eicall instead of icall
3009 for 3 byte PC devices.
3010 (call_value_insn): (Ditto.).
3011 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3012 (indirect_jump): Use only for for 2 byte PC devices.
3013 (*tablejump): (Ditto.).
3014 (*indirect_jump_avr6): Add insn.
3015 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3016 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3017 instead of ijmp for 3 byte PC devices.
3018 (__tablejump2__): (Ditto.).
3019 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3020 (MULITLIB_DIRNAMES): (Ditto.).
3021 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3023 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3025 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3026 "sse2_umulsidi3". Use V1DI mode for operand 0.
3027 ("mmx_psadbw"): Use V1DI mode for operand 0.
3028 * config/i386/i386-modes.def (V1SI): New vector mode.
3029 * config/i386/i386.c (struct builtin_description)
3030 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3031 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3032 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3033 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3034 v1di_ftype_v8qi_v8qi type.
3035 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3037 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3038 __builtin_ia32_pmuludq]: Fix the mode of return value.
3040 2008-03-15 Richard Guenther <rguenther@suse.de>
3043 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3046 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3048 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3049 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3050 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3051 unless TARGET_SERIALIZE_VOLATILE is enabled.
3052 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3053 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3054 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3056 2008-03-14 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/34172
3059 * tree-flow.h (refs_may_alias_p): Declare.
3060 (get_single_def_stmt): Likewise.
3061 (get_single_def_stmt_from_phi): Likewise.
3062 (get_single_def_stmt_with_phi): Likewise.
3063 * tree-dfa.c (refs_may_alias_p): New function.
3064 (get_single_def_stmt): Likewise.
3065 (get_single_def_stmt_from_phi): Likewise.
3066 (get_single_def_stmt_with_phi): Likewise.
3067 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3068 (vn_reference_lookup_1): New helper function.
3069 (vn_reference_lookup): Walk the virtual use-def chain to
3070 continue searching for a match if the def does not alias the
3071 reference we are looking for.
3073 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3075 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3076 archive and Perzl. Update The Written Word listing.
3078 2008-03-14 Richard Guenther <rguenther@suse.de>
3080 PR tree-optimization/34043
3081 PR tree-optimization/33989
3082 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3084 (bitmap_find_leader): Use extra argument to verify dominance
3085 relationship inside a basic-block.
3086 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3087 (find_leader_in_sets): Adjust.
3088 (create_component_ref_by_pieces): Take extra argument for
3089 dominance check, handle lookup failures.
3090 (find_or_generate_expression): Likewise.
3091 (create_expression_by_pieces): Likewise.
3092 (insert_into_preds_of_block): Adjust.
3093 (create_value_expr_from): If asked for, verify all operands
3094 are in the blocks AVAIL_OUT set.
3095 (make_values_for_stmt): Check for SSA_NAMEs that are life
3096 over an abnormal edge.
3097 (compute_avail): Remove such check.
3098 (do_SCCVN_insertion): New function.
3099 (eliminate): If we do not find a leader suitable for replacement
3100 insert a replacement expression from SCCVN if available.
3101 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3102 (struct vn_ssa_aux): Add needs_insertion flag.
3103 * tree-ssa-sccvn.c (may_insert): New global flag.
3104 (copy_reference_ops_from_ref): Value-number union member access
3105 based on its size, not type and member if insertion is allowed.
3106 (visit_reference_op_load): For a weak match from union type
3107 punning lookup a view-converted value and insert a SSA_NAME
3108 for that value if that is not found.
3109 (visit_use): Make dumps shorter. Do not disallow value numbering
3110 SSA_NAMEs that are life over an abnormal edge to constants.
3111 (free_scc_vn): Release inserted SSA_NAMEs.
3112 (run_scc_vn): New flag to specify whether insertion is allowed.
3113 Process SSA_NAMEs in forward order.
3114 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3115 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3116 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3117 pointer type to/from integral types that do not change the
3118 precision to regular conversions.
3120 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3122 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3123 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3124 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3125 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3126 input arguments and the mode of return value. Built-in functions
3127 that operate on whole 64-bit MMX register now use V1DI mode.
3129 2008-03-13 Alon Dayan <alond@il.ibm.com>
3130 Olga Golovanevsky <olga@il.ibm.com>
3132 PR tree-optimization/35041
3133 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3134 to locate the right position in a statement.
3136 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3140 * config/i386/xmmintrin.h: Change all static inline functions to
3141 extern inline and add __gnu_inline__ attribute.
3142 * config/i386/bmintrin.h: Ditto.
3143 * config/i386/smmintrin.h: Ditto.
3144 * config/i386/tmmintrin.h: Ditto.
3145 * config/i386/mmintrin-common.h: Ditto.
3146 * config/i386/ammintrin.h: Ditto.
3147 * config/i386/emmintrin.h: Ditto.
3148 * config/i386/pmmintrin.h: Ditto.
3149 * config/i386/mmintrin.h: Ditto.
3150 * config/i386/mm3dnow.h: Ditto.
3152 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3155 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3156 (lower_omp_2): New function.
3157 (lower_omp_1, lower_omp): Rewritten.
3159 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3162 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3163 with the phrase "Microsoft Windows compilers".
3164 (Push/Pop Macro Pragmas): New subsection. Document
3165 #pragma push_macro and pragma pop_macro.
3167 2008-03-12 Paul Brook <paul@codesourcery.com>
3169 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3171 2008-03-12 Paul Brook <paul@codesourcery.com>
3173 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3174 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3175 (thumb2_addsi_shortim): Rename ...
3176 (thumb2_addsi_short): ... to this. Allow register operands.
3177 (thumb2_subsi_short): New pattern.
3178 (thumb2_one_cmplsi2_short,
3179 thumb2_negsi2_short): New patterns and peepholes.
3181 2008-03-12 Paul Brook <paul@codesourcery.com>
3183 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3185 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3187 * config/i386/i386.md (int_cond): New code iterator.
3189 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3190 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3191 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3192 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3193 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3194 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3195 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3196 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3198 2008-03-12 Paul Brook <paul@codesourcery.com>
3200 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3201 instead of {arm,thumb}_compute_save_reg_mask.
3202 (output_return_instruction): Ditto.
3203 (thumb_unexpanded_epilogue): Ditto.
3204 (thumb1_expand_prologue): Ditto.
3205 (thumb1_output_function_prologue): Ditto.
3206 (arm_set_return_address): Ditto.
3207 (thumb_set_return_address): Ditto.
3208 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3209 regs to achieve stack alignment.
3210 (thumb1_compute_save_reg_mask): Fix compiler warning.
3211 (arm_output_epilogue): Use offsets->saved_regs_mask.
3212 Adjust stack pointer by poping call clobered registers.
3213 (arm_expand_prologue): Use offsets->saved_regs_mask.
3214 Adjust stack pointer by pushing extra registers.
3215 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3217 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3220 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3221 conversion to the operands of a multiplication.
3223 2008-03-12 Richard Guenther <rguenther@suse.de>
3225 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3226 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3227 * timevar.def (TV_TREE_PHIPROP): Add.
3228 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3229 pass description. Use TV_TREE_PHIPROP.
3230 * tree-ssa-forwprop.c: Remove phiprop code.
3232 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3235 * omp-low.c (maybe_lookup_decl): Constify first argument.
3236 (use_pointer_for_field): Change last argument from bool to
3237 omp_context *. Disallow shared copy-in/out in nested
3238 parallel if decl is shared in outer parallel too.
3239 (build_outer_var_ref, scan_sharing_clauses,
3240 lower_rec_input_clauses, lower_copyprivate_clauses,
3241 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3243 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3244 Ira Rosen <irar@il.ibm.com>
3246 * tree-vectorizer.c (free_stmt_vec_info): New function.
3247 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3248 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3249 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3250 * tree-vect-transform.c (vectorizable_conversion): Free
3251 vec_oprnds0 if it was allocated.
3252 (vect_permute_store_chain): Remove unused VECs.
3253 (vectorizable_store): Free VECs that are allocated in the..
3255 (vect_transform_strided_load, vectorizable_load): Likewise.
3256 (vect_remove_stores): Simplify the code.
3257 (vect_transform_loop): Move code to vect_remove_stores().
3258 Call vect_remove_stores() and free_stmt_vec_info().
3260 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3262 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3263 TARGET_HPUX. Revise comment.
3264 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3265 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3266 Use sr4 variant of `be' instruction when not generating PIC code.
3267 (attr_length_call): Adjust for above change.
3269 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3271 * ipa-reference.c (static_execute): Remove module_statics_const and
3272 associated setting code.
3274 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3277 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3278 predicate for operand 1.
3279 (paritysi2_cmp): Use register_operand predicate for operand 2.
3280 Use earlyclobber modifier for operand 1. Remove support for
3282 (paritydi2_cmp): Use register_operand predicate for operand 3.
3283 Use earlyclobber modifier for operand 1. Remove support for
3286 2008-03-11 Paul Brook <paul@codesourcery.com>
3287 Vladimir Prus <vladimir@codesourcery.com>
3289 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3290 (arm_compute_save_reg0_reg12_mask): Always
3291 check if register 11 must be saved. Always safe hard frame pointer
3292 when frame_pointer_needeed.
3293 (arm_compute_save_reg_mask): Save IP and PC
3294 only with apcs frames.
3295 (arm_output_epilogue): Adjust Thumb2 codepath to
3296 be also invoked and work for ARM non-apcs frames.
3297 (arm_expand_prologue): Don't bother saving IP
3298 for non-apcs frame, since it's not clobbered by
3299 prologue code. Implement non-apcs frame
3302 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3304 PR rtl-optimization/35281
3305 * expr.c (convert_move): Use a new pseudo for the intermediate
3306 from_mode->word_mode result.
3308 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3310 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3311 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3312 * toplev.c (compile_file): Don't call it.
3314 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3317 * expr.c (store_expr): Call emit_block_move if the mode
3318 of "temp" RTX is BLKmode.
3320 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3321 Richard Guenther <rguenther@suse.de>
3323 PR tree-optimization/31358
3324 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3325 the step with a NULL_TREE.
3326 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3327 to sizetype if type is a pointer type.
3328 (add_candidate_1): Don't convert the base and step to
3329 the generic type if the orginal type is a pointer type.
3330 (add_iv_value_candidates): Use sizetype for the step
3331 if type is a pointer type.
3332 (cand_value_at): Likewise.
3333 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3335 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3336 Don't convert the tem affine to the type.
3337 (add_elt_to_tree): Use sizetype for the step if a pointer.
3338 Use POINTER_PLUS_EXPR for pointers.
3339 (aff_combination_to_tree): Use sizetype for the step if a
3342 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3344 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3345 Remove commutativity hint.
3347 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3351 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3352 errorneous type. Check that v is a VAR_DECL.
3355 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3357 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3359 PR tree-optimization/35494
3360 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3361 may be overriden at link and run time.
3363 2008-03-10 Richard Guenther <rguenther@suse.de>
3365 PR tree-optimization/34677
3366 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3367 (poolify_tree): Likewise.
3368 (modify_expr_template): Likewise.
3369 (poolify_modify_stmt): Likewise.
3370 (insert_fake_stores): Handle all component-ref style stores
3371 in addition to INDIRECT_REF. Also handle complex types.
3372 Do not poolify the inserted load.
3373 (realify_fake_stores): Do not rebuild the tree but only
3374 make it a SSA_NAME copy.
3375 (init_pre): Remove initialzation of modify_expr_template.
3376 Do not allocate modify_expr_node_pool.
3377 (fini_pre): Do not free modify_expr_node_pool.
3379 2008-03-10 Paul Brook <paul@codesourcery.com>
3381 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3384 2008-03-10 Paul Brook <paul@codesourcery.com>
3385 Mark Shinwell <shinwell@codesourcery.com>
3387 * config/arm/cortex-r4.md: New.
3388 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3390 * config/arm/arm.md: Include cortex-r4.md.
3391 (insn): Add smmls, sdiv and udiv values.
3392 (generic_sched): Don't use generic scheduling for Cortex-R4.
3393 (arm_issue_rate): New function.
3394 (TARGET_SCHED_ISSUE_RATE): Define.
3396 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3398 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3400 2008-03-10 Richard Guenther <rguenther@suse.de>
3402 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3403 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3405 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3407 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3408 Set default to true.
3410 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3412 * c.opt (Wsynth): Deprecate.
3413 * doc/invoke.texi (Option Summary, Warning Options): Document
3414 -Wno-format-contains-nul.
3416 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3420 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3422 2008-03-09 Ira Rosen <irar@il.ibm.com>
3424 * config/rs6000/rs6000.c (builtin_description): Rename vector
3425 left shift operations.
3426 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3427 (altivec_vsl<VI_char>): Rename to ...
3428 (ashl<mode>3): ... new name.
3429 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3431 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3433 2008-03-08 Richard Guenther <rguenther@suse.de>
3435 * coverage.h (tree_coverage_counter_addr): Declare.
3436 * coverage.c (tree_coverage_counter_addr): New function.
3437 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3439 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3440 (tree_gen_one_value_profiler): Likewise.
3441 (tree_gen_ic_profiler): Likewise.
3442 (tree_gen_average_profiler): Likewise.
3443 (tree_gen_ior_profiler): Likewise.
3445 2008-03-08 Richard Guenther <rguenther@suse.de>
3447 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3448 (vn_binary_op_insert): Likewise.
3449 (vn_unary_op_lookup): Likewise.
3450 (vn_unary_op_insert): Likewise.
3451 (vn_nary_op_lookup): Declare.
3452 (vn_nary_op_insert): Likewise.
3453 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3454 and binary hashes, use a single obstack for unary_op_pool
3456 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3457 a single struct vn_nary_op_s. Store tree code length and
3458 a variable number of operands.
3459 (struct vn_reference_op_struct): Remove unused op2.
3460 (vn_reference_op_eq): Do not compare op2.
3461 (vn_reference_op_compute_hash): Do not compute hash of op2.
3462 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3463 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3464 with vn_nary_op_compute_hash.
3465 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3466 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3468 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3470 (visit_unary_op): Call nary functions.
3471 (visit_binary_op): Likewise.
3472 (process_scc): Adjust for struct vn_tables_s changes.
3473 (allocate_vn_table): Likewise.
3474 (free_vn_table): Likewise.
3475 * tree-vn.c (vn_add): Call nary functions.
3476 (vn_lookup): Likewise.
3478 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3481 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3482 wdst back after sync_compare_and_swapqhi_internal.
3484 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3487 * config/i386/i386-modes.def (V1DI): New vector mode.
3488 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3489 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3490 (MMXMODE248): Ditto.
3491 (MMXMODE): Add V1DI mode.
3492 (mmxvecsize): Change DI mode to V1DI mode.
3493 ("mov<mode>): Use MMXMODEI8 mode iterator.
3494 ("*mov<mode>_internal_rex64"): Ditto.
3495 ("*mov<mode>_internal"): Ditto.
3496 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3497 ("mmx_sub<mode>3"): Ditto.
3498 ("mmx_adddi3"): Remove insn pattern.
3499 ("mmx_subdi3"): Ditto.
3500 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3501 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3502 ("mmx_ashl<mode>3"): Ditto.
3503 ("mmx_lshrdi3"): Remove insn pattern.
3504 ("mmx_ashldi3"): Ditto.
3505 * config/i386/i386.c (classify_argument): Handle V1DImode.
3506 (function_arg_advance_32): Ditto.
3507 (function_arg_32): Ditto.
3508 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3509 mmx_addv1di3 insn pattern.
3510 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3511 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3512 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3513 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3514 Remove definitions of built-in functions.
3515 (V1DI_type_node): New node.
3516 (v1di_ftype_v1di_int): Ditto.
3517 (v1di_ftype_v1di_v1di): Ditto.
3518 (v2si_ftype_v2si_si): Ditto.
3519 (v4hi_ftype_v4hi_di): Remove node.
3520 (v2si_ftype_v2si_di): Ditto.
3521 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3522 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3523 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3524 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3525 Add new builtins using def_builtin_const.
3526 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3527 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3528 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3529 * config/i386/mmintrin.h (__v1di): New typedef.
3530 (_mm_add_si64): Cast arguments to __v1di type.
3531 (_mm_sub_si64): Ditto.
3532 (_mm_sll_pi16): Cast __count to __v4hi type.
3533 (_mm_sll_pi32): Cast __count to __v2si type.
3534 (_mm_sll_si64): Cast arguments to __v1di type.
3535 (_mm_srl_pi16): Cast __count to __v4hi type.
3536 (_mm_srl_pi32): Cast __count to __v2si type.
3537 (_mm_srl_si64): Cast arguments to __v1di type.
3538 (_mm_sra_pi16): Cast __count to __v4hi type.
3539 (_mm_sra_pi32): Cast __count to __v2si type.
3540 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3541 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3542 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3543 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3544 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3545 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3546 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3547 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3548 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3549 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3550 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3551 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3553 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3555 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3557 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3560 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3561 reg+const addressing for Altivec modes. Don't generate reg+reg
3562 addressing for TFmode or TDmode quantities.
3564 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3566 * c-common.c (vector_types_convertible_p): Call langhook
3567 instead of comptypes.
3569 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3572 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3573 integral and scalar float variables which have a
3576 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3578 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3579 dwarf_register_span hook when emitting unwind information for
3580 register-to-memory saves.
3581 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3582 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3584 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3586 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3587 for the same VAR_DECL.
3589 2008-03-06 Tom Tromey <tromey@redhat.com>
3592 * doc/standards.texi (Standards): Don't mention treelang.
3593 * doc/invoke.texi (Overall Options): Don't mention treelang.
3594 * doc/install.texi (Prerequisites): Don't mention bison or
3596 (Configuration): Don't mention treelang.
3597 (Building): Likewise.
3598 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3600 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3602 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3603 word-extractions out of a multi-word object.
3605 2008-03-06 Richard Guenther <rguenther@suse.de>
3607 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3608 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3609 result type and precision.
3610 * expr.c (get_inner_reference): Set unsignedp based on the result
3611 type of BIT_FIELD_REF.
3612 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3613 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3614 (try_instantiate_multiple_fields): Likewise. Use the correct type
3616 (sra_build_assignment): Likewise.
3617 (sra_build_elt_assignment): Likewise.
3618 (sra_explode_bitfield_assignment): Likewise.
3619 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3620 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3621 set BIT_FIELD_REF_UNSIGNED.
3622 (vectorizable_load): Likewise.
3624 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3626 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3629 2008-03-06 Richard Guenther <rguenther@suse.de>
3631 * alias.c (struct alias_set_entry): Move has_zero_child field
3632 to pack with alias_set.
3634 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3636 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3639 2008-03-05 Ian Lance Taylor <iant@google.com>
3641 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3643 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3645 * fwprop.c (update_df): Support width and offset parameters of
3647 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3648 global_conflicts): Change DF_REF_EXTRACT to either
3649 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3650 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3651 * df-scan.c (df_ref_record, df_defs_record,
3652 df_ref_create_structure, df_def_record_1, df_uses_record,
3653 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3654 df_bb_refs_collect, df_entry_block_defs_collect,
3655 df_exit_block_uses_collect): Support new width and offset fields.
3656 (ref_extract_pool): New storage pool.
3657 (df_free_ref): New function.
3658 (df_reg_chain_unlink, df_free_collection_rec,
3659 df_sort_and_compress_refs): Call df_free_ref.
3660 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3662 (df_ref_create_structure): Allocate df_ref_extract if offset and
3663 width fields are used.
3664 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3665 (df_uses_record): Get offset and width from ZERO_EXTRACT
3667 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3668 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3669 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3670 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3671 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3672 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3673 (df_ref_extract): New structure.
3674 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3675 (df_ref_create): Add width and offset parameters.
3677 2008-03-05 Richard Guenther <rguenther@suse.de>
3679 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3680 Use ranges_overlap_p.
3681 (offset_overlaps_with_access): Rename
3682 to ranges_overlap_p and move ...
3683 * tree-flow-inline.h (ranges_overlap_p): ... here.
3685 * tree.h (get_inner_reference, handled_component_p): Update
3688 * tree.h (record_component_aliases, get_alias_set,
3689 alias_sets_conflict_p, alias_sets_must_conflict_p,
3690 objects_must_conflict_p): Move declarations ...
3691 * alias.h (record_component_aliases, get_alias_set,
3692 alias_sets_conflict_p, alias_sets_must_conflict_p,
3693 objects_must_conflict_p): ... here.
3694 Include coretypes.h.
3695 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3697 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3699 * cfg.c: Include tree-flow.h.
3700 (remove_edge_raw): Call redirect_edge_var_map_clear.
3701 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3702 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3703 (redirect_edge_var_map_result): New.
3704 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3705 PENDING_STMT use with redirect_edge_var_map_*.
3706 * tree-ssa.c (edge_var_maps): New definition.
3707 (redirect_edge_var_map_add): New.
3708 (redirect_edge_var_map_clear): New.
3709 (redirect_edge_var_map_dup): New.
3710 (redirect_edge_var_map_vector): New.
3711 (redirect_edge_var_map_destroy): New.
3712 (ssa_redirect_edge): Replace PENDING_STMT use with
3713 redirect_edge_var_map_*.
3714 (flush_pending_stmts): Same.
3715 (delete_tree_ssa): Destroy edge var map.
3716 * tree-flow.h (struct _edge_var_map): New.
3717 Define edge_var_map vector type.
3718 Declare redirect_edge_var_map_* prototypes.
3719 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3720 * tree-cfg.c (reinstall_phi_args): Replace
3721 PENDING_STMT use with redirect_edge_var_map_*.
3723 2008-03-05 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/35472
3726 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3727 whose single use_stmt has a overlapping set of loaded and
3728 stored symbols as that use_stmt might be a noop assignment then.
3730 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3732 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3734 2008-03-05 Richard Guenther <rguenther@suse.de>
3737 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3738 should be constants.
3739 * tree-cfg.c (verify_expr): Verify it.
3740 * fold-const.c (fold_truthop): Remove code generating
3741 BIT_FIELD_REFs of structure bases.
3742 (fold_binary): Likewise.
3743 (fold_ternary): Position and size of BIT_FIELD_REFs are
3744 always host integers.
3745 (make_bit_field_ref): Remove.
3746 (optimize_bit_field_compare): Remove.
3747 (all_ones_mask_p): Remove.
3749 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3752 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3753 (split_block_and_df_analyze): New. Split basic block and rebuild
3755 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3757 (split_pattern_seq): Likewise.
3758 (erase_matching_seqs): Likewise.
3759 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3761 2008-03-04 Geoff Keating <geoffk@apple.com>
3763 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3764 declaration and code.
3765 (tree_invalid_nonnegative_warnv_p): Likewise.
3767 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3769 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3770 examples. Truncate option-names then causing overfull hbox.
3772 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3775 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3777 * configure: Rebuilt.
3779 2008-03-04 Rafael Espindola <espindola@google.com>
3781 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3782 (tree_unary_nonnegative_warnv_p): New.
3783 (tree_binary_nonnegative_warnv_p): New.
3784 (tree_single_nonnegative_warnv_p): New.
3785 (tree_invalid_nonnegative_warnv_p): New.
3786 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3788 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3791 * opts.c (handle_option): Postpone 'unknown option' errors only for
3794 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3797 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3800 2008-03-04 Rafael Espindola <espindola@google.com>
3802 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3803 (tree_binary_nonzero_warnv_p): New.
3804 (tree_single_nonzero_warnv_p): New.
3805 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3807 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3810 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3811 transformations for modes that have signed zeros.
3812 * ifcvt.c (noce_try_abs): Ditto.
3814 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3816 * config/i386/i386.c (override_options): Force
3817 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3819 2008-03-04 Jan Hubicka <jh@suse.cz>
3822 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3825 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3827 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3828 label to probe the stack.
3830 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3832 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3833 (__gthr_win32_mutex_destroy): Declare.
3834 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3835 __gthr_win32_mutex_destroy.
3836 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3838 2008-03-03 Jan Hubicka <jh@suse.cz>
3841 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3842 aggressive on inlining cold calls.
3844 2008-03-03 Richard Guenther <rguenther@suse.de>
3846 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3847 struct copies into the expression table.
3848 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3849 (try_to_simplify): Likewise.
3850 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3851 integral and pointer arguments which do not change the
3852 precision to NOP_EXPRs.
3853 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3854 VIEW_CONVERT_EXPR case.
3856 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3858 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3859 defined in a loop at depth 0 is invariant.
3860 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3861 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3862 be called at loop depth 0.
3864 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3867 * gcc.c (process_command): Update copyright notice dates.
3868 * gcov.c (print_version): Likewise.
3869 * gcov-dump.c (print_version): Likewise.
3870 * mips-tfile.c (main): Likewise.
3871 * mips-tdump.c (main): Likewise.
3873 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3876 * c-common.c (flag_permissive): Delete.
3877 (constant_expression_warnings): Check flags first.
3878 (constant_expression_error): New.
3879 * c-common.h (flag_permissive): Delete.
3880 (constant_expression_error): Declare.
3881 * flags.h (flag_permissive): Declare. Update description.
3882 * diagnostic.c (pedwarn): Update.
3884 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3885 (permissive_error_kind): New.
3886 * toplev.c (flag_permissive): Define. Update description.
3887 * toplev.h (permissive_error_kind): Declare.
3888 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3889 (pedwarn_c90): Use pedantic_warning_kind.
3890 * c-opts.c (c_common_post_options): flag_permissive does not affect
3891 flag_pedantic_errors.
3893 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3895 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3896 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3897 __absvsi2, __absvDI2): Use unsigned arithmetic.
3899 2008-03-02 Andi Kleen <ak@suse.de>
3900 Richard Guenther <rguenther@suse.de>
3902 * struct-equiv.c: Remove file.
3903 * cfg_cleanup.c (condjump_equiv_p): Remove.
3904 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3905 (struct-equiv.o): Remove rule.
3906 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3907 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3908 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3910 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3912 * ifcvt.c (noce_process_if_block): Try to handle only the then
3913 block if the else block exists but isn't suitable.
3915 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3918 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3919 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3920 regression from previous patch.
3922 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3925 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3927 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3928 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3929 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3930 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3931 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3932 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3933 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3934 (__gthread_mutex_destroy_function): Rename to
3935 __gthread_mutex_destroy.
3936 * gthr-dce.h (__gthread_mutex_destroy): Call
3937 pthread_mutex_destroy.
3938 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3939 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3940 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3942 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3944 * df-scan.c (df_ref_chain_change_bb): Simplify.
3945 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3946 set_block_for_insn if there's any change.
3947 * df.h ((df_insn_change_bb): Fix prototype.
3948 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3949 df_insn_change_bb, don't call set_block_for_insn.
3950 * emit-rtl.c (reorder_insns): Likewise.
3951 * haifa-sched.c (move_insn): Likewise.
3953 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3955 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3957 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3959 * tree-flow-inline.h (next_readonly_imm_use): Return
3960 NULL_USE_OPERAND_P after the end.
3962 2008-03-01 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/35411
3965 * tree-sra.c (sra_build_assignment): Split conversion to
3966 final type to a separate statement if we are not assigning
3969 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3971 * fold-const.c (fold_convertible_p): Correct the logic to follow
3972 that in fold_convert().
3974 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3977 * tree-inline.c (build_duplicate_type): When we make a
3978 duplicate type, make it unique in the canonical types system.
3980 2008-02-29 Tom Tromey <tromey@redhat.com>
3982 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3983 input_file_stack_history, input_file_stack_restored): Remove.
3984 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3985 * input.h (struct file_stack): Remove.
3986 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3987 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3989 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3991 (diagnostic_last_module_changed): Add 'map' argument.
3992 (diagnostic_set_last_function): Likewise.
3993 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3994 line map, not input_file_stack.
3995 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3997 2008-02-29 Paul Brook <paul@codesourcery.com>
3999 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4001 2008-02-29 Paul Brook <paul@codesourcery.com>
4003 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4005 2008-02-29 Richard Guenther <rguenther@suse.de>
4007 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4009 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4010 value for comparing for a store match.
4011 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4012 (try_to_simplify): Do not do a full-blown reference lookup.
4014 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4016 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4017 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4019 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4021 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4023 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4024 strides against cache sizes.
4026 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4028 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4031 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4033 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4034 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4035 is smaller than the original promoted value.
4036 (simplify_subreg): If OP is a SUBREG, try to preserve its
4037 SUBREG_PROMOTED_VAR_P information.
4039 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4041 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4042 (VN_INFO_GET): Allocate new objects on the obstack.
4043 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4044 for rpo_numbers_temp, for consistency.
4045 (free_scc_vn): Free the obstack.
4047 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4049 * doc/invoke.texi: Document -ftree-loop-distribution.
4050 * tree-loop-distribution.c: New.
4051 * tree-pass.h (pass_loop_distribution): New.
4052 * graphds.h (struct graph): Add htab_t indices.
4053 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4054 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4055 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4056 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4057 * tree-data-ref.c (debug_data_dependence_relations): New.
4058 (dump_data_dependence_relation): Also print data references.
4059 (free_data_ref): Extern.
4060 (same_access_functions): Moved...
4061 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4062 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4063 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4064 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4065 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4066 (stmts_from_loop): Skip LABEL_EXPR.
4067 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4069 (build_rdg): Initialize rdg->indices htab.
4070 (free_rdg, stores_from_loop, ref_base_address,
4071 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4072 have_similar_memory_accesses_1, ref_base_address_1,
4073 remove_similar_memory_refs): New.
4074 * tree-data-ref.h: Depend on tree-chrec.h.
4075 (debug_data_dependence_relations, free_data_ref): Declared.
4076 (same_access_functions): ... here.
4077 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4079 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4080 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4081 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4082 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4083 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4084 rdg_vertex_for_stmt): Declared.
4085 (struct rdg_edge): Add level.
4087 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4088 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4090 (rdg_has_similar_memory_accesses): New.
4091 * tree-vect-analyze.c: Remove unused static decls.
4092 * lambda.h (dependence_level): New.
4093 * common.opt (ftree-loop-distribution): New.
4094 * tree-flow.h (mark_virtual_ops_in_bb,
4095 slpeel_tree_duplicate_loop_to_edge_cfg,
4096 rename_variables_in_loop): Declared.
4097 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4098 (OBJS-common): Add tree-loop-distribution.o.
4099 (tree-loop-distribution.o): New rule.
4100 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4101 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4102 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4104 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4107 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4108 other than structures and unions.
4110 2008-02-28 Richard Guenther <rguenther@suse.de>
4113 2008-02-26 Richard Guenther <rguenther@suse.de>
4115 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4116 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4117 (lookup_decl_from_uid): Declare.
4118 (remove_decl_from_map): Likewise.
4119 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4120 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4121 (decl_for_uid_map): New global hashtable mapping DECL_UID
4123 (init_ttree): Allocate it.
4124 (insert_decl_to_uid_decl_map): New helper function.
4125 (make_node_stat): Insert new decls into the map.
4126 (copy_node_stat): Likewise.
4127 (lookup_decl_from_uid): New function.
4128 (remove_decl_from_map): Likewise.
4129 (print_decl_for_uid_map_statistics): New helper.
4130 (dump_tree_statistics): Call it.
4132 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4133 (referenced_var_iterator): Adjust.
4134 (FOR_EACH_REFERENCED_VAR): Adjust.
4135 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4136 (num_referenced_vars): Adjust.
4137 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4138 (first_referenced_var): Remove.
4139 (end_referenced_vars_p): Likewise.
4140 (next_referenced_var): Likewise.
4141 (referenced_var_iterator_set): New helper function.
4142 * tree-dfa.c (referenced_var_lookup): Adjust.
4143 (referenced_var_check_and_insert): Likewise.
4144 (remove_referenced_var): Likewise.
4145 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4146 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4147 (verify_call_clobbering): Likewise.
4148 (verify_memory_partitions): Likewise.
4149 (init_tree_ssa): Allocate bitmap instead of hashtable for
4151 (delete_tree_ssa): Adjust.
4152 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4153 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4154 (compute_tag_properties): Likewise.
4155 (set_initial_properties): Likewise.
4156 (find_partition_for): Likewise.
4157 (update_reference_counts): Likewise.
4158 (dump_may_aliases_for): Likewise.
4159 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4160 (add_call_clobber_ops): Likewise.
4161 (add_call_read_ops): Likewise.
4162 (get_asm_expr_operands): Likewise.
4163 * tree-into-ssa.c (dump_decl_set): Likewise.
4164 (update_ssa): Likewise.
4165 * tree-sra.c (scan_function): Likewise.
4166 (decide_instantiations): Likewise.
4167 (scalarize_parms): Likewise.
4168 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4169 (dsa_named_for): Likewise.
4170 * tree-ssa-structalias.c (update_alias_info): Likewise.
4171 (merge_smts_into): Likewise.
4173 2008-02-27 David Daney <ddaney@avtrex.com>
4176 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4177 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4178 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4179 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4180 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4182 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4185 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4186 (BUILT_IN_NEXTTOWARD): Remove.
4187 (BUILT_IN_NEXTTOWARDF): Ditto.
4188 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4189 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4191 2008-02-27 Tom Tromey <tromey@redhat.com>
4193 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4194 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4196 2008-02-27 Jan Beulich <jbeulich@novell.com>
4198 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4199 update the respective field on newdecl.
4201 2008-02-27 Revital Eres <eres@il.ibm.com>
4203 PR rtl-optimization/34999
4204 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4205 crossing edges that ends with a call insn.
4206 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4207 call insn and clear the EDGE_CROSSING flag of the crossing edge
4208 when fixing fallthru edges.
4210 2008-02-27 Richard Guenther <rguenther@suse.de>
4213 * fold-const.c (fold_unary): Return the correct argument,
4214 converted to the result type.
4216 2008-02-27 Richard Guenther <rguenther@suse.de>
4219 * expr.c (expand_expr_real_1): Assert on rotates that operate
4221 * fold-const.c (fold_binary): Use the types precision, not the
4222 bitsize of the mode if folding rotate expressions. Build rotates
4223 only for full modes.
4225 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4227 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4229 * c-pragma.c (pragma_ns_name): New typedef.
4230 (registered_pp_pragmas): New variable.
4231 (c_pp_lookup_pragma): New function.
4232 (c_register_pragma_1): If flag_preprocess_only, do nothing
4233 for non-expanded pragmas, for expanded ones push pragma's
4234 namespace and name into registered_pp_pragmas vector.
4235 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4236 flag_preprocess_only, don't register GCC pch_preprocess
4237 pragma if flag_preprocess_only.
4238 * c-opts.c (c_common_init): Call init_pragma even if
4239 flag_preprocess_only.
4240 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4241 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4242 cpp_register_pragma if flag_preprocess_only.
4244 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4247 * c-parser.c (c_parser_translation_unit): Warn for empty
4248 translation unit, not empty source file.
4250 2008-02-26 Paul Brook <paul@codesourcery.com>
4252 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4253 operand for Thumb-2.
4254 * config/arm/arm.h (reg_class): Add CORE_REGS.
4255 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4256 (BASE_REG_CLASS): Use CORE_REGS.
4257 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4258 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4259 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4260 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4261 ARM_REGNO_OK_FOR_INDEX_P.
4262 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4263 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4264 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4265 (ldm/stm peepholes): Ditto.
4266 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4267 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4268 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4269 * config/arm/constraints.md: Enable "k" constraint on ARM.
4271 2008-02-27 Ben Elliston <bje@au.ibm.com>
4273 * config/rs6000/rs6000.c: Annotate cache line size field in all
4274 instances of struct processor_costs.
4276 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4278 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4279 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4280 jump_bypass): New counters.
4281 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4282 * dce.c (gate_ud_dce): Same.
4283 (gate_fast_dce): Same.
4284 * dse.c (gate_dse1): New function.
4285 (gate_dse2): New function.
4286 (gate_dse): Merge results of new gate functions.
4287 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4288 (gate_handle_jump_bypass): Add dbg_cnt.
4289 (gate_handle_gcse): Add dbg_cnt.
4290 * ifcvt.c (gate_handle_if_conversion): Same.
4291 (gate_handle_if_after_combine): Same.
4292 (gate_handle_if_after_reload): Same.
4293 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4295 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4297 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4299 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4301 2008-02-26 Jason Merrill <jason@redhat.com>
4304 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4305 alone if it's the naming decl for the type's main variant.
4307 2008-02-26 Tom Tromey <tromey@redhat.com>
4309 * system.h (USE_MAPPED_LOCATION): Poison.
4310 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4311 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4312 (make_goto_expr_edges): Likewise.
4313 (remove_bb): Likewise.
4314 (execute_warn_function_return): Likewise.
4315 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4317 * c-common.c (fname_decl): Remove old location code.
4318 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4320 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4322 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4323 (gen_rtx_ASM_INPUT): Likewise.
4324 (gen_rtx_ASM_INPUT_loc): Likewise.
4325 (get_rtx_asm_OPERANDS): Remove.
4326 * cfglayout.c (insn_locators_alloc): Remove old location code.
4327 (set_curr_insn_source_location): Likewise.
4328 (curr_insn_locator): Likewise.
4329 * print-tree.c (print_node): Remove old location code.
4330 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4331 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4332 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4333 location_from_locus.
4334 (construct_exit_block): Remove old location code.
4335 * emit-rtl.c (force_next_line_note): Remove old location code.
4336 * profile.c (branch_prob): Remove old location code.
4337 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4338 LOC_LINE): Remove old-location variants.
4339 * langhooks.c (lhd_print_error_function): Remove old location
4341 * configure, config.in: Rebuilt.
4342 * configure.ac (--enable-mapped-location): Remove.
4343 * c-decl.c (c_init_decl_processing): Remove old location code.
4344 (finish_function): Likewise.
4345 * recog.c (decode_asm_operands): Remove old location code.
4346 * c-pch.c (c_common_read_pch): Remove old location code.
4347 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4349 * gimple-low.c (lower_function_body): Remove old location code.
4350 * toplev.c (unknown_location): Remove.
4351 (push_srcloc): Remove old-location variant.
4352 (process_options): Remove old location code.
4353 (lang_dependent_init): Likewise.
4354 * input.h (UNKNOWN_LOCATION): Move definition.
4355 (location_t): Undeprecate.
4356 (source_locus): Remove.
4357 (location_from_locus): Remove.
4358 (struct location_s): Remove.
4359 Remove all old-location code.
4360 (input_line, input_filename): Remove.
4361 * final.c (final_scan_insn): Remove old location code.
4362 * diagnostic.c (diagnostic_build_prefix): Remove
4363 USE_MAPPED_LOCATION test.
4364 * tree.h (gimple_stmt) <locus>: Now a location_t.
4365 (tree_exp) <locus>: Likewise.
4366 (DECL_IS_BUILTIN): Remove old-location variant.
4367 (annotate_with_file_line, annotate_with_locus): Likewise.
4368 (expr_locus, set_expr_locus): Update.
4369 * tree.c (build1_stat): Remove old location code.
4370 (last_annotated_node): Remove.
4371 (annotate_with_file_line): Remove old-location variant.
4372 (annotate_with_locus): Likewise.
4373 (expr_location): Remove old location code.
4374 (set_expr_location): Likewise.
4375 (expr_has_location): Likewise.
4376 (expr_locus): Likewise.
4377 (set_expr_locus): Likewise.
4378 (expr_filename): Don't use location_from_locus.
4379 (expr_lineno): Likewise.
4380 * rtl-error.c (location_for_asm): Remove old location code.
4381 * c-lex.c (cb_line_change): Remove old location code.
4382 (fe_file_change): Likewise.
4383 (cb_def_pragma): Likewise.
4384 (c_lex_with_flags): Likewise.
4385 * gengtype.c (do_typedef): Don't special-case location types.
4386 (define_location_structures): Remove.
4387 (main): Don't call define_location_structures.
4388 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4391 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4394 * builtins.def (BUILT_IN_STDARG_START): Remove.
4395 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4396 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4397 * tree-inline.c (inline_forbidden_p_1): Likewise.
4399 2008-02-26 Richard Guenther <rguenther@suse.de>
4401 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4402 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4403 (lookup_decl_from_uid): Declare.
4404 (remove_decl_from_map): Likewise.
4405 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4406 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4407 (decl_for_uid_map): New global hashtable mapping DECL_UID
4409 (init_ttree): Allocate it.
4410 (insert_decl_to_uid_decl_map): New helper function.
4411 (make_node_stat): Insert new decls into the map.
4412 (copy_node_stat): Likewise.
4413 (lookup_decl_from_uid): New function.
4414 (remove_decl_from_map): Likewise.
4415 (print_decl_for_uid_map_statistics): New helper.
4416 (dump_tree_statistics): Call it.
4418 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4419 (referenced_var_iterator): Adjust.
4420 (FOR_EACH_REFERENCED_VAR): Adjust.
4421 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4422 (num_referenced_vars): Adjust.
4423 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4424 (first_referenced_var): Remove.
4425 (end_referenced_vars_p): Likewise.
4426 (next_referenced_var): Likewise.
4427 (referenced_var_iterator_set): New helper function.
4428 * tree-dfa.c (referenced_var_lookup): Adjust.
4429 (referenced_var_check_and_insert): Likewise.
4430 (remove_referenced_var): Likewise.
4431 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4432 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4433 (verify_call_clobbering): Likewise.
4434 (verify_memory_partitions): Likewise.
4435 (init_tree_ssa): Allocate bitmap instead of hashtable for
4437 (delete_tree_ssa): Adjust.
4438 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4439 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4440 (compute_tag_properties): Likewise.
4441 (set_initial_properties): Likewise.
4442 (find_partition_for): Likewise.
4443 (update_reference_counts): Likewise.
4444 (dump_may_aliases_for): Likewise.
4445 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4446 (add_call_clobber_ops): Likewise.
4447 (add_call_read_ops): Likewise.
4448 (get_asm_expr_operands): Likewise.
4449 * tree-into-ssa.c (dump_decl_set): Likewise.
4450 (update_ssa): Likewise.
4451 * tree-sra.c (scan_function): Likewise.
4452 (decide_instantiations): Likewise.
4453 (scalarize_parms): Likewise.
4454 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4455 (dsa_named_for): Likewise.
4456 * tree-ssa-structalias.c (update_alias_info): Likewise.
4457 (merge_smts_into): Likewise.
4459 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4462 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4463 * c-opts.c (c_common_handle_option): Wall enables
4464 Wvolatile-register-var.
4465 * common.opt: Move Wvolatile-register-var to...
4468 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4470 * common.opt (Wlarger-than=): New.
4471 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4473 * opts.c (common_handle_option): Handle -Wlarger-than=.
4474 * optc-gen.awk: Likewise.
4475 * opth-gen.awk: Likewise.
4476 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4477 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4479 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4481 * c-common.c (match_case_to_enum_1): Add appropriate
4482 OPT_W* parameter to warning.
4483 (c_do_switch_warnings): Likewise.
4484 * c-typeck.c (warning_init): Add one more parameter following
4486 (push_init_level): Update call to warning_init.
4487 (pop_init_level): Likewise.
4488 (add_pending_init): Likewise.
4489 (output_init_element: Likewise.
4491 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4494 * toplev.c (toplev_main): If there are warnings or error, print
4495 errors for ignored options.
4496 * opts.c (ignored_options): New static variable.
4497 (postpone_unknown_option_error): New.
4498 (print_ignored_options): New.
4499 (handle_option): Postpone errors for unknown -Wno-* options.
4500 * opts.h (print_ignored_options): Declare.
4502 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4504 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4507 2008-02-25 Richard Guenther <rguenther@suse.de>
4510 2008-02-25 Richard Guenther <rguenther@suse.de>
4512 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4513 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4514 (lookup_decl_from_uid): Declare.
4515 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4516 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4517 (decl_for_uid_map): New global hashtable mapping DECL_UID
4519 (init_ttree): Allocate it.
4520 (insert_decl_to_uid_decl_map): New helper function.
4521 (make_node_stat): Insert new decls into the map.
4522 (copy_node_stat): Likewise.
4523 (lookup_decl_from_uid): New function.
4524 (print_decl_for_uid_map_statistics): New helper.
4525 (dump_tree_statistics): Call it.
4527 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4528 (referenced_var_iterator): Adjust.
4529 (FOR_EACH_REFERENCED_VAR): Adjust.
4530 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4531 (num_referenced_vars): Adjust.
4532 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4533 (first_referenced_var): Remove.
4534 (end_referenced_vars_p): Likewise.
4535 (next_referenced_var): Likewise.
4536 (referenced_var_iterator_set): New helper function.
4537 * tree-dfa.c (referenced_var_lookup): Adjust.
4538 (referenced_var_check_and_insert): Likewise.
4539 (remove_referenced_var): Likewise.
4540 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4541 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4542 (verify_call_clobbering): Likewise.
4543 (verify_memory_partitions): Likewise.
4544 (init_tree_ssa): Allocate bitmap instead of hashtable for
4546 (delete_tree_ssa): Adjust.
4547 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4548 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4549 (compute_tag_properties): Likewise.
4550 (set_initial_properties): Likewise.
4551 (find_partition_for): Likewise.
4552 (update_reference_counts): Likewise.
4553 (dump_may_aliases_for): Likewise.
4554 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4555 (add_call_clobber_ops): Likewise.
4556 (add_call_read_ops): Likewise.
4557 (get_asm_expr_operands): Likewise.
4558 * tree-into-ssa.c (dump_decl_set): Likewise.
4559 (update_ssa): Likewise.
4560 * tree-sra.c (scan_function): Likewise.
4561 (decide_instantiations): Likewise.
4562 (scalarize_parms): Likewise.
4563 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4564 (dsa_named_for): Likewise.
4565 * tree-ssa-structalias.c (update_alias_info): Likewise.
4566 (merge_smts_into): Likewise.
4568 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4571 * doc/invoke.texi (-fcx-limited-range): Document new option.
4572 * toplev.c (process_options): Handle -fcx-fortran-rules.
4573 * common.opt: Add documentation for -fcx-fortran-rules.
4575 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4578 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4579 actual behaviour and C99.
4581 2008-02-26 Ben Elliston <bje@au.ibm.com>
4583 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4584 (ASM_CPU_POWER6_SPEC): Likewise.
4585 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4586 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4587 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4589 2008-02-25 Richard Guenther <rguenther@suse.de>
4591 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4592 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4593 (lookup_decl_from_uid): Declare.
4594 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4595 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4596 (decl_for_uid_map): New global hashtable mapping DECL_UID
4598 (init_ttree): Allocate it.
4599 (insert_decl_to_uid_decl_map): New helper function.
4600 (make_node_stat): Insert new decls into the map.
4601 (copy_node_stat): Likewise.
4602 (lookup_decl_from_uid): New function.
4603 (print_decl_for_uid_map_statistics): New helper.
4604 (dump_tree_statistics): Call it.
4606 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4607 (referenced_var_iterator): Adjust.
4608 (FOR_EACH_REFERENCED_VAR): Adjust.
4609 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4610 (num_referenced_vars): Adjust.
4611 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4612 (first_referenced_var): Remove.
4613 (end_referenced_vars_p): Likewise.
4614 (next_referenced_var): Likewise.
4615 (referenced_var_iterator_set): New helper function.
4616 * tree-dfa.c (referenced_var_lookup): Adjust.
4617 (referenced_var_check_and_insert): Likewise.
4618 (remove_referenced_var): Likewise.
4619 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4620 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4621 (verify_call_clobbering): Likewise.
4622 (verify_memory_partitions): Likewise.
4623 (init_tree_ssa): Allocate bitmap instead of hashtable for
4625 (delete_tree_ssa): Adjust.
4626 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4627 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4628 (compute_tag_properties): Likewise.
4629 (set_initial_properties): Likewise.
4630 (find_partition_for): Likewise.
4631 (update_reference_counts): Likewise.
4632 (dump_may_aliases_for): Likewise.
4633 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4634 (add_call_clobber_ops): Likewise.
4635 (add_call_read_ops): Likewise.
4636 (get_asm_expr_operands): Likewise.
4637 * tree-into-ssa.c (dump_decl_set): Likewise.
4638 (update_ssa): Likewise.
4639 * tree-sra.c (scan_function): Likewise.
4640 (decide_instantiations): Likewise.
4641 (scalarize_parms): Likewise.
4642 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4643 (dsa_named_for): Likewise.
4644 * tree-ssa-structalias.c (update_alias_info): Likewise.
4645 (merge_smts_into): Likewise.
4647 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4650 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4651 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4652 * alias.h (nonoverlapping_memrefs_p): Likewise.
4654 2008-02-25 Jan Beulich <jbeulich@novell.com>
4656 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4657 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4658 __emultls_get_address, __emultls_register_common,
4659 __floatundi?f, and _Unwind_GetIPInfo.
4660 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4661 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4662 (gen_regparm_prefix): Likewise.
4663 (i386_nlm_encode_section_info): Sync with
4664 config/i386/winnt.c:i386_pe_encode_section_info().
4665 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4666 i386_nlm_mangle_decl_assembler_name): New.
4667 (netware_override_options): New.
4668 * config/i386/netware.h (netware_override_options): Declare.
4669 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4670 (i386_nlm_mangle_decl_assembler_name): Declare.
4671 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4673 2008-02-25 Ben Elliston <bje@au.ibm.com>
4676 * c-decl.c (grokdeclarator): Remove unused local variables
4677 `typedef_type' and `type_as_written'.
4679 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4680 unused local variable `has_hot_blocks'.
4681 (fix_crossing_conditional_branches): Remove unused local variable
4684 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4687 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4688 using DEF_C99_BUILTIN.
4689 (BUILT_IN_NANF): Ditto.
4690 (BUILT_IN_NANL): Ditto.
4692 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4693 Revital Eres <eres@il.ibm.com>
4695 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4696 regarding the order of two dependent insns in the same row.
4698 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4700 * stor-layout.c (layout_decl): Do not bump the alignment of a
4701 bit-field to more than byte alignment if it is packed.
4703 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4705 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4708 2008-02-24 Diego Novillo <dnovillo@google.com>
4710 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4713 * tree-vrp.c (vrp_evaluate_conditional): With
4714 -Wtype-limits, emit a warning when comparing against a
4715 constant outside the natural range of OP0's type.
4716 * c.opt (Wtype-limits): Move ...
4717 * common.opt (Wtype-limits): ... here.
4719 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4721 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4722 * config/rs6000/e300c2c3.md: New file.
4723 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4725 (rs6000_override_options): Add e300c2 and e300c3 cases to
4726 processor_target_table. Do not allow usage of Altivec or Spe
4727 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4728 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4729 * config/rs6000/rs6000.h (processor_type): Add
4730 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4731 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4732 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4733 and ppce300c3. Include e300c2c3.md.
4735 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4737 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4738 instead of TARGET_STRICT_ALIGN.
4740 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4742 * explow.c (memory_address): Assert that the generated address is
4745 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4748 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4749 * config/darwin-ppc-ldouble-patch.def: New file.
4750 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4751 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4752 SUBTARGET_INIT_BUILTINS if defined.
4753 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4756 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4759 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4760 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4762 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4765 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4766 file" warning condtional on -Winvalid-PCH.
4768 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4770 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4772 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4777 prevent reload from using MMX registers.
4778 (*mov<mode>_internal): Ditto.
4779 (*movv2sf_internal_rex64): Ditto.
4780 (*movv2sf_internal): Ditto.
4782 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4784 PR documentation/31569
4785 * doc/install.texi2html: Use makeinfo --no-number-sections.
4787 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4789 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4790 ensure that we can address an entire entity > 8 bytes. Don't
4791 generate reg+reg addressing for such data.
4793 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4795 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4796 strings when optimizing for size, unless the target cares about
4799 2008-02-22 Tom Tromey <tromey@redhat.com>
4801 * regclass.c (current_pass): Remove declaration.
4803 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4805 * config/avr/libgcc.S (__RAMPZ__): Define.
4806 (__do_copy_data): Add for devices with 128KB code memory.
4808 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4810 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4812 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4814 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4816 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4819 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4822 * c-typeck.c (build_binary_op): Warn about floating point
4823 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4825 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4828 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4829 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4831 (rs6000_override_options): Set altivec_abi as default, not override,
4832 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4833 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4834 is used; use new member spe_abi.
4835 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4836 spe_abi and altivec_abi.
4838 2008-02-22 Tomas Bily <tbily@suse.cz>
4840 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4842 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4845 * config.build (build_file_translate): Set to `CMD //c' only if
4847 * Makefile.in (build_file_translate): Improve comment.
4849 2008-02-21 Jan Hubicka <jh@suse.cz>
4851 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4852 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4853 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4855 2008-02-21 Michael Matz <matz@suse.de>
4858 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4860 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4862 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4863 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4865 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4866 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4867 SSE_VEC_FLOAT_MODE_P as insn constraint.
4868 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4869 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4870 sse4a_movntdf using MODEF mode iterator.
4871 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4872 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4873 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4874 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4875 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4876 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4877 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4879 2008-02-21 Richard Guenther <rguenther@suse.de>
4881 * tree.def (PAREN_EXPR): New tree code.
4882 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4884 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4885 * expr.c (expand_expr_real_1): Likewise.
4886 * tree-inline.c (estimate_num_insns_1): Likewise.
4887 * tree-complex.c (expand_complex_move): Likewise.
4888 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4891 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4894 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4896 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4899 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4901 * config/sh/sh.c (find_barrier): Don't go past
4902 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4904 2008-02-20 DJ Delorie <dj@redhat.com>
4906 * config/h8300/h8300.md (insv): Force source operand to be a register.
4908 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4909 as a jump, not as a plain insn.
4911 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4913 * doc/invoke.texi (Warning Options): Add new option
4914 -Wframe-larger-than=.
4915 (-Wframe-larger-than): Document.
4917 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4918 Add declarations for new option variables.
4920 * final.c (final_start_function): Check the frame size
4921 before emission and issue a Wframe-larger-than warning.
4923 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4924 Add definitions for new option variables.
4925 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4927 * common.opt (Wframe-larger-than=): New option.
4929 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4931 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4932 (<sse>_div<mode>3): Ditto.
4933 (<sse>_vmdiv<mode>3): Ditto.
4934 (<sse>_vmsqrt<mode>2): Ditto.
4935 (*smax<mode>3): Ditto.
4936 (sse5_frcz<mode>2): Ditto.
4937 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4940 2008-02-20 Richard Guenther <rguenther@suse.de>
4943 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4944 be happy with INTEGRAL_TYPE_P.
4946 2008-02-20 Richard Guenther <rguenther@suse.de>
4948 * fold-const.c (split_tree): Associate floatig-point expressions
4949 if flag_associative_math is set.
4951 2008-02-20 Richard Guenther <rguenther@suse.de>
4953 * tree.h (fold_real_zero_addition_p): Declare.
4954 * fold-const.c (fold_real_zero_addition_p): Export.
4955 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4956 floating-point operations with zero and one.
4958 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4960 * doc/install.texi: Correct references to CFLAGS, replacing them
4961 with BOOT_CFLAGS. Document flags used during bootstrap for
4964 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4966 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4967 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4968 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4970 (smin<mode>3): Ditto from similar patterns.
4971 (smax<mode>3): Ditto.
4972 (*ieee_smin<mode>3): Ditto.
4973 (*ieee_smax<mode>3): Ditto.
4974 * config/i386/sse.md (sse): New mode attribute.
4975 (mov<mode>): Macroize expander from movv4sf and movv2df using
4976 SSEMODEF2P mode iterator.
4977 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4978 SSE_VEC_FLOAT_MODE_P as insn constraint.
4979 (storent<mode>): Ditto.
4980 (storent<mode>): Macroize expander from storentsf and storentdf using
4981 MODEF mode iterator.
4982 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4983 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4984 (abs<mode>2): Ditto from similar patterns.
4985 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4986 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4987 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4988 (<sse>_vmsqrt<mode>2): Ditto.
4989 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4990 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4991 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4992 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4993 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4994 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4995 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4997 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4998 iterator and SSE_FLOAT_MODE_P as insn constraint.
4999 (<sse>_ucomi): Ditto from similar patterns.
5000 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5001 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5002 SSE_VEC_FLOAT_MODE_P as insn constraint.
5003 (vcond<mode>): Ditto from similar patterns.
5004 (and<mode>3, *and<mode>3): Ditto.
5005 (<sse>_nand<mode>3): Ditto.
5006 (ior<mode>3, *ior<mode>3): Ditto.
5007 (xor<mode>3, *xor<mode>3): Ditto.
5008 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5009 iterator and SSE_FLOAT_MODE_P as insn constraint.
5010 (*nand<mode>3): Ditto from similar patterns.
5011 (*ior<mode>3): Ditto.
5012 (*xor<mode>3): Ditto.
5014 2008-02-20 Ira Rosen <irar@il.ibm.com>
5016 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5017 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5018 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5020 2008-02-19 Jan Hubicka <jh@suse.cz>
5022 * predict.c (tree_bb_level_predictions): Remove variable next
5023 mistakely introduced by previous commit.
5025 2008-02-19 Jan Hubicka <jh@suse.cz>
5027 * predict.c (predict_paths_leading_to): Rewrite.
5028 (predict_paths_for_bb): New.
5029 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5031 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5034 * Makefile.in (build_file_translate): New.
5035 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5036 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5037 * configure.ac (build_file_translate): Substitute it.
5038 * configure: Regenerate.
5040 2008-02-19 Jan Hubicka <jh@suse.cz>
5042 PR rtl-optimization/34408
5043 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5046 2008-02-19 Jan Hubicka <jh@suse.cz>
5049 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5052 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5055 * config/i386/i386-modes.def: Revert the last DI alignment
5056 change until Ada people can look into it.
5058 2008-02-19 Nick Clifton <nickc@redhat.com>
5060 * opts.c (print_specific_help): Fix typo in --help text.
5062 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5065 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5066 32-bit inline asm without asm alternatives for host GCC < 3.0.
5068 2008-02-19 Richard Guenther <rguenther@suse.de>
5070 PR tree-optimization/34989
5071 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5072 Allow propagation to INDIRECT_REF if we can simplify only.
5074 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5076 * c-common.c (warn_for_collisions_1): Use appropriate option when
5079 2008-02-19 Nick Clifton <nickc@redhat.com>
5082 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5083 (handle_options): Fix indentation.
5084 (print_filtered_help): If no language-specific options were
5085 displayed tell the user how to list all the options supported by
5086 the language's front-end.
5087 (print_specific_help): Fix indentation and remove duplicate line.
5088 (common_handle_option): Handle the -v option.
5089 For --help enable the display of undocumented options if the -v
5090 switch has been included on the command line.
5091 For --help= check for overlaps in the arguments between the option
5092 classes and the language names and issue a warning when they
5093 cannot be disambiguated.
5094 * c.opt (v): Pass on to the common option handler.
5096 2008-02-19 Revital Eres <eres@il.ibm.com>
5098 * modulo-sched.c (sms_schedule): Change dump message when
5099 create_ddg function fails.
5100 (try_scheduling_node_in_cycle): Rename row to cycle.
5101 (print_partial_schedule): Rename CYCLE to ROW.
5103 2008-02-19 Christian Bruel <christian.bruel@st.com>
5104 Zdenek Dvorak <ook@ucw.cz>
5106 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5108 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5111 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5112 (*x86_movdicc_0_m1_se): Ditto.
5114 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5116 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5117 (CMPtype): Define as __gcc_CMPtype.
5118 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5119 (CMPtype): Define as __gcc_CMPtype.
5121 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5123 Support valgrind 3.3 for --enable-checking=valgrind.
5124 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5126 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5127 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5128 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5129 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5130 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5131 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5132 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5134 * ggc-zone.c: Similar.
5135 * ggc-page.c: Similar.
5137 2008-02-19 Paul Brook <paul@codesourcery.com>
5140 * config/arm/ieee754-df.S: Fix do_it typo.
5141 * config/arm/ieee754-sf.S: Fix do_it typo.
5143 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5146 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5147 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5148 (OPTION_MASK_ISA_SSE_SET): Likewise.
5149 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5150 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5151 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5152 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5153 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5154 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5155 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5156 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5157 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5158 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5159 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5160 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5161 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5162 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5163 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5164 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5165 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5166 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5167 (OPTION_MASK_ISA_SSE4): Removed.
5168 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5169 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5170 (override_options): Don't turn on implied SSE/MMX bits in
5173 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5175 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5178 2008-02-18 Joey Ye <joey.ye@intel.com>
5181 * tree-nested.c (insert_field_into_struct): Set type alignment
5182 to field alignment if the former is less than the latter.
5184 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5186 * BASE-VER: Set to 4.4.0.
5188 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5190 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5191 * doc/cfg.texi: Likewise.
5192 * doc/extend.texi: Likewise.
5193 * doc/gty.texi: Likewise.
5194 * doc/invoke.texi: Likewise.
5195 * doc/loop.texi: Likewise.
5196 * doc/md.texi: Likewise.
5197 * doc/passes.texi: Likewise.
5198 * doc/rtl.texi: Likewise.
5199 * doc/sourcebuild.texi: Likewise.
5200 * doc/tm.texi: Likewise.
5201 * doc/tree-ssa.texi: Likewise.
5203 2008-02-17 Richard Guenther <rguenther@suse.de>
5206 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5207 without default definition.
5209 2008-02-17 Richard Guenther <rguenther@suse.de>
5211 PR tree-optimization/35231
5212 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5215 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5218 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5219 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5220 libgcc_cmp_return mode.
5222 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5225 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5227 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5229 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5232 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5234 * doc/c-tree.texi: Use `@.' where appropriate.
5235 * doc/extend.texi: Likewise.
5236 * doc/install.texi: Likewise.
5237 * doc/invoke.texi: Likewise.
5238 * doc/loop.texi: Likewise.
5239 * doc/makefile.texi: Likewise.
5240 * doc/md.texi: Likewise.
5241 * doc/passes.texi: Likewise.
5242 * doc/standards.texi: Likewise.
5243 * doc/tm.texi: Likewise.
5245 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5248 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5250 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5251 rather than in entry_bb.
5253 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5255 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5256 libgcc_cmp_return mode.
5258 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5261 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5262 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5264 2008-02-15 Richard Guenther <rguenther@suse.de>
5265 Zdenek Dvorak <ook@ucw.cz>
5267 PR tree-optimization/35164
5268 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5269 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5270 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5271 Only propagate addresses which do not have abnormal SSA_NAMEs
5274 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5277 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5279 2008-02-15 Jan Hubicka <jh@suse.cz>
5282 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5284 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5287 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5288 when calculating alignment_pad.
5290 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5292 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5293 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5294 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5295 and STACK_BOUNDARY define.
5297 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5299 PR preprocessor/35061
5300 * c-pragma.c (handle_pragma_pop_macro): Check that
5301 pushed_macro_table has been allocated.
5303 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5306 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5307 (force_gimple_operand): Likewise.
5308 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5309 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5310 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5311 (find_interesting_uses_address): Check addressability and alignment
5312 of the base expression only after substituting bases of IVs into it.
5314 2008-02-14 Michael Matz <matz@suse.de>
5317 * function.c (instantiate_virtual_regs_in_insn): Reload address
5318 before falling back to reloading the whole operand.
5320 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5322 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5323 before the first section switch note.
5325 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5327 * doc/bugreport.texi: Update copyright years.
5328 * doc/c-tree.texi: Likewise.
5329 * doc/cfg.texi: Likewise.
5330 * doc/cpp.texi: Likewise.
5331 * doc/cppinternals.texi: Likewise.
5332 * doc/fragments.texi: Likewise.
5333 * doc/frontends.texi: Likewise.
5334 * doc/gcc.texi: Likewise.
5335 * doc/gty.texi: Likewise.
5336 * doc/hostconfig.texi: Likewise.
5337 * doc/implement-c.texi: Likewise.
5338 * doc/libgcc.texi: Likewise.
5339 * doc/loop.texi: Likewise.
5340 * doc/makefile.texi: Likewise.
5341 * doc/options.texi: Likewise.
5342 * doc/passes.texi: Likewise.
5343 * doc/rtl.texi: Likewise.
5344 * doc/sourcebuild.texi: Likewise.
5345 * doc/standards.texi: Likewise.
5346 * doc/tree-ssa.texi: Likewise.
5347 * doc/trouble.texi: Likewise.
5349 * doc/extend.texi: Use @: or add comma where appropriate.
5350 * doc/invoke.texi: Likewise.
5351 * doc/tm.texi: Likewise.
5353 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5356 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5359 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5361 * doc/md.texi (clz, ctz): Add reference.
5362 * doc/rtl.texi (clz, ctz): Likewise.
5364 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5367 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5370 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5372 * config/s390/s390.c (struct constant_pool): New field
5373 emit_pool_after added.
5374 (s390_mainpool_start): Set the emit_pool_after flag according
5375 to the section switch notes.
5376 (s390_mainpool_finish): Consider emit_pool_after when emitting
5377 the literal pool at the end of the function.
5378 (s390_chunkify_start): Force literal pool splits at section
5381 2008-02-13 Michael Matz <matz@suse.de>
5384 * var-tracking.c (clobber_variable_part): Correctly traverse the
5387 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5390 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5391 Add -fdump-ipa-inline.
5392 * tree-dump.c (dump_files): Remove tree-inlined dump.
5393 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5395 2008-02-12 Richard Guenther <rguenther@suse.de>
5397 PR tree-optimization/35171
5398 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5401 2008-02-12 Richard Guenther <rguenther@suse.de>
5404 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5405 value-preserving mode. Disallow final truncation.
5407 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5410 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5411 code from here to...
5412 (force_gimple_operand): ...here.
5414 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5417 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5418 non-compatible pointers.
5419 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5420 different FIELD_DECLs, try harder by comparing field offsets, sizes
5424 * function.c (match_asm_constraints_1): Don't replace the same input
5427 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5429 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5430 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5431 (expand_epilogue): Restore RAMPZ register.
5432 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5434 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5436 * config/i386/cygwin.asm: (__alloca): Correct calling
5437 convention and alignment.
5438 (__chkstk): Force 8 byte stack alignment.
5440 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5441 Richard Guenther <rguenther@suse.de>
5443 PR tree-optimization/33992
5444 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5445 the zero we compare against.
5447 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5450 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5451 to CloseHandle after unlocking to prevent accumulation of handle
5454 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5457 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5458 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5459 and update LABEL_NUSES during and after reload.
5461 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5464 * combine.c (simplify_if_then_else): Make sure the comparison is
5465 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5467 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5470 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5471 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5472 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5473 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5474 * tree.h (get_type_static_bounds): Likewise.
5476 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5478 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5479 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5480 Make -Wfoo language annotations match what the compiler outputs.
5482 2008-02-08 Sa Liu <saliu@de.ibm.com>
5484 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5485 intrinsics spu_convts, spu_convtu, spu_convtf.
5486 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5488 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5490 * doc/extend.texi (Function Attributes) <noinline>: Mention
5491 asm ("") as method to keep calls.
5493 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5496 * doc/options.texi (Options): Replace references to opts.sh with
5498 * opts-common.c: Likewise.
5499 * optc-gen.awk: Likewise.
5501 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5503 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5505 2008-02-07 Richard Henderson <rth@redhat.com>
5508 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5509 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5512 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5514 PR tree-optimization/35085
5515 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5516 for operand entry oe2 in addition to operand entry oe3 in order to
5517 expose more opportunities for vectorizer sum reduction.
5519 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5522 * Makefile.in (LIBS): Remove $(GMPLIBS).
5523 (cc1-dummy, cc1): Add $(GMPLIBS).
5525 2008-02-06 Jan Hubicka <jh@suse.cz>
5528 * i386.md (moddf_integer): Do not produce partial memory stalls for
5529 targets where it hurts.
5531 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5534 * optabs.c (expand_float): Do not check for decimal modes when
5535 expanding unsigned integer through signed conversion.
5537 2008-02-06 Nick Clifton <nickc@redhat.com>
5539 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5540 inside the clobber with a match_operand and duplicated operand
5541 number in the constraint.
5542 (ineqbranchsi): Delete redundant comment.
5544 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5546 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5547 builtin_define ("__USE_INIT_FINI__").
5548 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5550 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5552 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5554 PR documentation/30330
5555 * doc/invoke.texi (C++ Dialect Options)
5556 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5557 For each warning option -Wfoo that allows -Wno-foo, ensure both
5558 -Wfoo and -Wno-foo are listed in the option index. Fix index
5559 entry of -Wswitch-default, index -Wnormalized= including the
5560 `=', and -Wlarger-than-@var{len} including @var{len}.
5562 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5564 * config/i386/i386.md (floatunssisf2): Use
5565 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5566 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5567 Macroize expander using MODEF mode iterator.
5569 2008-02-05 Diego Novillo <dnovillo@google.com>
5571 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5574 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5576 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5579 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5581 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5584 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5585 to indicate if a message should be generated.
5586 (init_cumulative_args): Updated.
5587 (function_value_32): Likewise.
5589 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5591 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5593 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5597 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5599 2008-02-04 Diego Novillo <dnovillo@google.com>
5601 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5604 * tree-vrp.c (vrp_evaluate_conditional): With
5605 -Wtype-limits, emit a warning when comparing against a
5606 constant outside the natural range of OP0's type.
5608 2008-02-04 Richard Guenther <rguenther@suse.de>
5611 * expr.c (count_type_elements): Give for unions instead of
5614 2008-02-04 Richard Guenther <rguenther@suse.de>
5617 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5618 to TYPE_DOMAINs base type instead of using bitsizetype here.
5620 2008-02-03 Jason Merrill <jason@redhat.com>
5622 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5624 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5627 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5628 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5629 (RS/6000 and PowerPC Options): Fix typos and markup.
5630 * doc/passes.texi (Tree-SSA passes): Likewise.
5632 2008-02-02 Michael Matz <matz@suse.de>
5635 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5636 from record_last_reg_set_info.
5637 (record_last_reg_set_info): Take an RTX argument, iterate over all
5638 constituent hardregs.
5639 (record_last_set_info, record_opr_changes): Change calls to
5640 new signature or to record_last_reg_set_info_regno.
5642 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5644 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5646 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5648 PR rtl-optimization/34773
5649 * reg-notes.def (EQUAL): Mention significance of combination of
5650 REG_EQUAL and REG_RETVAL.
5651 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5652 insn that has a REG_RETVAL.
5654 2008-02-01 Roger Sayle <roger@eyesopen.com>
5657 * configure.ac (--enable-fixed-point): Disable unless explicitly
5659 * configure: Regenerate.
5661 2008-02-01 Richard Guenther <rguenther@suse.de>
5664 * invoke.texi (-finline-limit): Remove no longer true parts
5665 of the documentation. Note that there is no default value.
5667 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5668 Mark Mitchell <mark@codesourcery.com>
5669 Ben Elliston <bje@au.ibm.com>
5672 * doc/extend.texi (Other Builtins): Document.
5674 2008-01-31 Tom Browder <tom.browder@gmail.com>
5676 * doc/c-tree.texi (Types): Fix grammar.
5677 (Expression trees): Ditto.
5678 * doc/passes.texi (Tree-SSA passes): Ditto.
5680 * doc/configterms.texi (Configure Terms): Fix typo.
5681 * doc/cpp.texi (Common Predefined Macros): Ditto.
5682 * doc/md.texi (Machine Constraints): Ditto.
5684 * doc/makefile.texi (Makefile): Add comma.
5686 2008-01-31 Tom Browder <tom.browder@gmail.com>
5687 Gerald Pfeifer <gerald@pfeifer.com>
5689 * doc/sourcebuild.texi (Front End): Remove references to CVS
5690 and CVSROOT/modules.
5691 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5692 (Back End): Remove reference to CVS.
5694 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5697 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5699 (mips16_gp_pseudo_reg): ...here.
5700 * config/mips/mips.md (load_const_gp): Replace with...
5701 (load_const_gp_<mode>): ...this :P-based insn.
5703 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5705 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5706 options. Minor fixes.
5707 (-std): Move reference to standards closer to where language
5708 standards are first mentioned.
5710 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5712 PR rtl-optimization/34995
5713 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5714 parameter and return a bool. If the rtx parameter is nonnull,
5715 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5716 (find_reloads): Update call accordingly. Pass the new operand
5717 if it needed no address reloads, otherwise pass null.
5719 2008-01-30 Richard Henderson <rth@redhat.com>
5722 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5723 for unbounded arrays.
5725 2008-01-30 Silvius Rus <rus@google.com>
5727 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5729 2008-01-30 Jan Hubicka <jh@suse.cz>
5732 * i386.c (init_cumulative_args): Use real function declaration when
5735 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5737 PR rtl-optimization/34998
5738 * global.c (build_insn_chain): Treat non-subreg_lowpart
5739 SUBREGs of pseudos as clobbering all the words covered by the
5740 SUBREG, not just all the bytes.
5741 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5742 original df_ref rather than an extract parameter.
5743 (global_conflicts): Update call accordingly.
5745 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5747 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5748 the overflow check to make it easier to read.
5749 (__fixtfdi): Change the type of the ll member in union
5750 long_double to UDItype_x.
5752 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5755 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5756 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5757 * tree-inline.c (fold_marked_statements): Call
5758 cgraph_update_edges_for_call_stmt if folding a call statement.
5759 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5760 debug_generic_stmt calls, reset it back afterwards.
5763 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5765 * c-typeck.c (build_external_ref): Don't pedwarn about
5766 static vars in current function's scope.
5768 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5770 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5772 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5775 * ipa-struct-reorg.c: Fix spelling.
5776 * params.def: Ditto.
5778 2008-01-29 Richard Guenther <rguenther@suse.de>
5781 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5783 * tree-inline.c (remap_type): Increment remapping_type_depth
5784 around remapping types.
5785 (copy_body_r): Only add referenced variables if they are referenced
5786 from code, not types.
5788 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5799 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5800 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5802 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5805 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5806 pointer for tiny stack.
5808 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5810 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5812 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5814 * config/vx-common.h: Fix typo in comment.
5816 2008-01-28 Ian Lance Taylor <iant@google.com>
5820 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5821 coalesce pointers if they have different DECL_NO_TBAA_P values.
5822 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5823 between variables with different DECL_NO_TBAA_P values.
5825 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5828 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5829 are not legitimate small data references on SPE targets.
5831 2008-01-28 David Daney <ddaney@avtrex.com>
5833 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5835 2008-01-28 David Daney <ddaney@avtrex.com>
5837 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5839 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5841 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5842 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5843 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5844 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5845 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5846 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5847 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5848 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5850 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5852 * basic-block.h (condjump_equiv_p): Fix comment.
5854 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5856 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5857 print_generic_stmt_indented): Fix comment.
5859 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5861 * configure.ac (__stack_chk_fail): Add detecion for availability
5862 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5863 * configure: Regenerate.
5865 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5868 * final.c (output_addr_const): Handle TRUNCATE.
5870 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5873 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5874 (zero_cost, infinite_cost): New constants.
5875 (struct cost_pair): Change type of cost to comp_cost.
5876 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5877 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5879 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5880 split_address_cost, ptr_difference_cost, difference_cost,
5881 get_computation_cost_at, get_computation_cost,
5882 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5883 determine_use_iv_cost_condition, determine_use_iv_costs,
5884 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5885 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5886 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5887 Change type of cost to comp_cost.
5888 (determine_iv_cost): Increase cost of non-original ivs, instead
5889 of decreasing the cost of original ones.
5890 (get_address_cost): Indicate the complexity of the addressing mode
5892 (try_add_cand_for): Prefer using ivs not specific to some object.
5893 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5895 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5896 Janis Johnson <janis187@us.ibm.com>
5899 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5900 (TARGET_INSTANTIATE_DECLS): Likewise.
5901 * target.h (expand_to_rtl_hook): New target hook.
5902 (instantiate_decls): Likewise.
5903 * function.c (instantiate_decl): Make non-static. Rename to...
5904 (instantiate_decl_rtl): ... this.
5905 (instantiate_expr): Use instantiate_decl_rtl.
5906 (instantiate_decls_1): Likewise.
5907 (instantiate_decls): Likewise.
5908 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5909 * function.h (instantiate_decl_rtl): Add prototype.
5910 * cfgexpand.c (target.h): New include.
5911 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5912 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5913 (TARGET_INSTANTIATE_DECLS): Likewise.
5914 (TARGET_INITIALIZER): New target hooks added.
5915 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5917 * config/rs6000/rs6000.c (tree-flow.h): New include.
5918 (machine_function): Add sdmode_stack_slot field.
5919 (rs6000_alloc_sdmode_stack_slot): New function.
5920 (rs6000_instantiate_decls): Likewise.
5921 (rs6000_secondary_memory_needed_rtx): Likewise.
5922 (rs6000_check_sdmode): Likewise.
5923 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5924 (TARGET_INSTANTIATE_DECLS): Likewise.
5925 (rs6000_hard_regno_mode_ok): Allow SDmode.
5926 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5927 (rs6000_emit_move): Handle SDmode.
5928 (function_arg_advance): Likewise.
5929 (function_arg): Likewise.
5930 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5931 SDmode var args for 32-bit compiles.
5932 (rs6000_secondary_reload_class): Handle SDmode.
5933 (rs6000_output_function_epilogue): Likewise.
5934 (rs6000_function_value): Simplify if statement.
5935 (rs6000_libcall_value): Likewise.
5936 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5937 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5938 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5939 (movsd_hardfloat): New define_insn.
5940 (movsd_softfloat): Likewise.
5941 (movsd_store): Likewise.
5942 (movsd_load): Likewise.
5943 (extendsddd2): Likewise.
5944 (extendsdtd2): Likewise.
5945 (truncddsd2): Likewise.
5946 (movdd_hardfloat64): Fixup comment.
5947 (UNSPEC_MOVSD_LOAD): New constant.
5948 (UNSPEC_MOVSD_STORE): Likewise.
5950 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5953 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5955 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5956 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5957 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5960 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5963 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5964 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5965 __LONGDOUBLE128 too.
5966 * config/rs6000/aix61.h: New file.
5968 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5970 PR rtl-optimization/34959
5971 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5972 popcount and parity rtxes the same mode as their operand.
5973 Truncate or extend the result to the return value's mode
5976 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5979 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5980 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5981 to GOT_VERSION_REGNUM.
5982 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5983 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5984 * config/mips/mips.c (mips_emit_call_insn): New function.
5985 (mips_call_tls_get_addr): Call mips_expand_call directly.
5986 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5988 (mips16_build_call_stub): Likewise. Return the call insn or null.
5989 (mips_expand_call): Update the call to mips16_build_call_stub
5990 accordingly and a remove redundant condition. Assert that MIPS16
5991 stubs do not use lazy binding. Use mips_emit_call_insn and return
5993 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5995 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5996 (mips_avoid_hazard): Remove hazard_set handling.
5997 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5998 (UNSPEC_RESTORE_GP): ...this.
5999 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6000 (FAKE_CALL_REGNO): Rename to...
6001 (GOT_VERSION_REGNUM): ...this.
6002 (type): Add "ghost" value. Add an associated insn reservation.
6003 (hazard_set): Remove.
6004 (exception_receiver): Rename to...
6005 (restore_gp): ...this and update the unspec identifier accordingly.
6006 (exception_receiver, nonlocal_got_receiver): New expanders.
6007 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6008 FAKE_CALL_REGNO. Remove hazard_set attribute.
6009 (set_got_version, update_got_version): New patterns.
6011 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6014 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6016 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6019 * doc/install.texi2html: Generate gcc-vers.texi.
6021 2008-01-25 DJ Delorie <dj@redhat.com>
6023 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6025 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6027 * config/c4x: Remove directory.
6028 * config.gcc (crx-*, mt-*): Mark obsolete.
6029 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6030 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6031 sh-*-rtemscoff*): Remove cases.
6032 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6033 * real.c (encode_c4x_single, decode_c4x_single,
6034 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6035 c4x_extended_format): Remove.
6036 * real.h (c4x_single_format, c4x_extended_format): Remove.
6037 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6039 (Pragmas): Remove comment about c4x pragmas.
6040 * doc/install.texi (c4x): Remove target-specific instructions.
6041 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6042 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6043 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6044 refer to C4x source files as examples.
6045 (C4X_FLOAT_FORMAT): Remove documentation.
6047 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6049 * config/bfin/bfin.c (override_options): Reorder tests so that
6050 flag_pic gets enabled for -msep-data.
6052 2008-01-25 Richard Guenther <rguenther@suse.de>
6055 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6056 to its bitfield precision if required.
6058 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6061 * tree-nested.c (walk_omp_for): New function.
6062 (convert_nonlocal_reference, convert_local_reference): Call
6063 walk_omp_for on OMP_FOR.
6064 (convert_call_expr): Call walk_body on OMP_FOR's
6065 OMP_FOR_PRE_INIT_BODY.
6067 2008-01-25 Richard Guenther <rguenther@suse.de>
6069 PR tree-optimization/34966
6070 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6071 default defs and PHI_NODEs we have to insert after the
6074 2008-01-24 Nick Clifton <nickc@redhat.com>
6076 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6077 Provide a default definition.
6078 (LIBGCC2_UNITS_PER_WORD): Likewise.
6080 * config/stormy16/stormy16.c: Include df.h for the prototype
6081 for df_regs_ever_live_p.
6082 (xstormy16_expand_builtin_va_start): Convert the stack offset
6083 into a component_ref and then use POINTER_PLUS_EXPR to add it
6084 to the incoming_virtual_args_rtx.
6085 (xstormy16_gimplify_va_arg_expr): Rename to
6086 xstormy16_gimplify_va_arg_expr.
6087 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6088 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6089 xstormy16_gimplify_va_arg_expr.
6090 Fix up some formatting issues.
6092 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6093 Move to predicates.md.
6094 (xs_hi_general_operand): Likewise.
6095 (xs_hi_nonmemory_operand): Likewise.
6096 * config/stormy16/predicates.md:
6097 (xstormy16_carry_plus_operand): New predicate.
6098 (xs_hi_general_operand): New predicate.
6099 (xs_hi_nonmemory_operand): New predicate.
6100 * config/stormy16/stormy16-protos.h:
6101 (xstormy16_carry_plus_operand): Delete prototype.
6102 (xs_hi_general_operand): Likewise.
6103 (xs_hi_nonmemory_operand): Likewise.
6105 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6106 modifiers as they are no longer needed and they can trigger
6107 reload spill failures.
6109 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6110 with a match_operand in order to help reload.
6112 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6113 constraint with 'e' for the 8th alternative as this version of
6114 the mov.w instruction only accepts the lower 8 registers.
6116 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6119 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6120 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6123 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6126 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6128 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6130 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6132 (remove_structure): Update allocations list before removing structure.
6134 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6136 * ipa-struct-reorg.c (is_safe_cond_expr,
6137 create_new_stmts_for_cond_expr): Use integer_zerop function,
6138 that recognize not only zero-pointer, but zero-integer too.
6140 2008-01-25 Ben Elliston <bje@au.ibm.com>
6143 * fixproto: Escape "." in sed expression that strips leading "./".
6145 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6148 * gcc.c (SWITCH_OK): Removed.
6149 (SWITCH_LIVE): Changed to bit.
6150 (SWITCH_FALSE): Likewise.
6151 (SWITCH_IGNORE): Likewise.
6152 (switchstr): Change live_cond to unsigned int.
6153 (process_command): Replace SWITCH_OK with 0.
6154 (do_self_spec): Likewise.
6155 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6156 (give_switch): Likewise.
6157 (used_arg): Likewise.
6158 (do_spec_1): Set the SWITCH_IGNORE bit.
6159 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6160 bits. Set the SWITCH_LIVE bit.
6162 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6164 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6166 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6168 PR tree-optimization/34472
6169 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6170 parameter to a "bool *" and set *DATA to false if there is
6171 an unsafe access. Do not delete the structure here.
6172 (check_cond_exprs): Delete it here instead.
6173 (check_cond_exprs, exclude_cold_structs): Do not increase
6174 I when removing a structure.
6176 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6179 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6180 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6182 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6185 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6186 a fixed vector for stack.
6188 2008-01-24 Ben Elliston <bje@au.ibm.com>
6191 * doc/gcc.texi (Software development): Add a direntry for g++.
6193 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6195 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6196 stale and straggling -fforce-addr comments above.
6198 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6200 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6201 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6203 2008-01-23 Michael Matz <matz@suse.de>
6206 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6209 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6211 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6214 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6216 * config/avr/avr.c (avr_current_arch): New variable.
6217 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6218 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6219 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6220 (avr_override_options): Init 'avr_current_arch'.
6221 (base_arch_s): Move from here...
6222 * config/avr/avr.h (base_arch_s): ... here. Add new members
6223 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6224 'mega' to 'have_jmp_call'.
6225 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6226 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6228 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6230 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6231 MULTILIB_MATCHES): (Ditto.).
6233 2008-01-23 Richard Guenther <rguenther@suse.de>
6236 * cgraphunit.c (cgraph_reset_node): Always mark the node
6237 not reachable if it is not queued already.
6239 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6241 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6242 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6243 (cputype_selected): New static variable.
6244 (bfin_handle_option): Set it if -mcpu is used.
6245 (override_option): Select default set of workarounds if no cpu type
6246 selected on the command line.
6247 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6249 From Michael Frysinger <michael.frysinger@analog.com>
6250 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6251 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6253 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6254 for bf547, bf523, bf524, and bf526.
6255 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6257 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6258 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6259 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6260 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6261 * doc/invoke.texi (Blackfin Options): Document that
6262 -mcpu now accept bf547, bf523, bf524, and bf526.
6264 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6266 PR rtl-optimization/34628
6267 * combine.c (try_combine): Stop and undo after the first combination
6268 if an autoincrement side-effect on the first insn has effectively
6271 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6274 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6275 Offset addresses are not valid for Altivec or paired float modes.
6277 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6280 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6281 if DECL_INITIAL (decl) is error_mark_node.
6284 * c-common.c (handle_vector_size_attribute): Only allow
6285 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6286 the same way as pointer, array etc. types.
6287 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6290 * tree.c (build_type_attribute_qual_variant): Call
6291 build_qualified_type if attributes are equal, but quals are not.
6293 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6296 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6297 * flags.h (warn_strict_aliasing): Remove.
6298 (warn_strict_overflow): Remove.
6299 * opts.c (warn_strict_aliasing): Remove.
6300 (warn_strict_overflow): Remove.
6301 * c-opts.c (c_common_handle_option): -Wall only sets
6302 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6303 (c_common_post_options): Give default values to -Wstrict-aliasing
6304 and -Wstrict-overflow if they are uninitialized.
6305 * common.opt (Wstrict-aliasing): Specify Var and Init.
6306 (Wstrict-overflow): Likewise.
6308 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6310 PR rtl-optimization/26854
6311 PR rtl-optimization/34400
6312 PR rtl-optimization/34884
6313 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6315 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6316 (df_rd_bb_info.expanded_lr_out): Deleted
6317 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6318 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6319 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6320 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6321 Removed code to allocate, initialize or free expanded_lr_out.
6322 (df_rd_bb_local_compute_process_def): Restructured to make more
6324 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6325 sets if the sets are being trimmed.
6327 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6330 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6331 (as_vers): Likewise.
6332 * configure: Regenerated.
6334 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6337 * tree-pass.h (pass_build_alias): New pass.
6338 * tree-ssa-alias.c (gate_build_alias): New.
6339 (pass_build_alias): New.
6340 * passes.c (init_optimization_passes): Add pass_build_alias after
6341 pass_create_structure_vars.
6343 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6345 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6346 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6347 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6348 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6349 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6350 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6351 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6352 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6353 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6354 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6355 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6356 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6357 * config/s390/s390.md (FP_ALL): New mode iterator.
6358 (_d): New mode attribute.
6359 ("*signbit<mode>2>"): Changed mode of first operand.
6360 ("isinf<mode>2"): Changed mode of first operand.
6361 ("*TDC_insn"): Adaptation for DFP modes.
6363 2008-01-22 Ben Elliston <bje@au.ibm.com>
6365 * tree.c (check_qualified_type): Improve function description.
6367 2008-01-21 Jason Merrill <jason@redhat.com>
6370 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6371 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6374 2008-01-21 DJ Delorie <dj@redhat.com>
6376 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6379 2008-01-21 Richard Guenther <rguenther@suse.de>
6382 * tree-cfg.c (verify_expr): Allow all invariant expressions
6383 instead of just constant class ones as reference argument.
6384 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6385 like any other constant.
6386 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6388 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6390 * regmove.c (fixup_match_1): Update call crossed frequencies.
6392 2008-01-21 Richard Guenther <rguenther@suse.de>
6395 * tree-inline.c (setup_one_parameter): Deal with mismatched
6396 types using a VIEW_CONVERT_EXPR.
6398 2008-01-21 Alon Dayan <alond@il.ibm.com>
6399 Olga Golovanevsky <olga@il.ibm.com>
6401 PR tree-optimization/34701
6402 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6403 when the structure size is not a power of 2.
6405 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6407 * doc/install.texi: Add doc for --enable-checking=df.
6409 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6411 PR rtl-optimization/34808
6412 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6414 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6416 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6419 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6421 PR rtl-optimization/26854
6422 PR rtl-optimization/34400
6423 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6425 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6426 (df_rd_bb_info.expanded_lr_out): New.
6427 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6428 * loop_iv.c (iv_analysis_loop_init): Ditto.
6429 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6430 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6431 Added code to allocate, initialize or free expanded_lr_out.
6432 (df_rd_bb_local_compute_process_def): Restructured to make
6433 more understandable.
6434 (df_rd_confluence_n): Add code to do nothing with fake edges and
6435 code to no apply invalidate_by_call sets if the sets are being trimmed.
6436 (df_lr_local_finalize): Renamed to df_lr_finalize.
6437 (df_live_local_finalize): Renamed to df_live_finalize.
6439 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6442 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6443 deciding whether to use reciprocal instructions.
6445 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6447 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6448 dwarf2out_note_section_used if cold_text_section is NULL.
6450 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6452 PR gcov-profile/34610
6453 * tree-cfg.c (make_edges): Mark both outgoing edges from
6454 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6455 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6456 from OMP_FOR and OMP_CONTINUE outgoing edges.
6458 * tree-profile.c (tree_profiling): Return early if
6459 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6461 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6462 from cfun to child_cfun.
6463 * function.h (struct function): Add after_tree_profile bit.
6465 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6467 * config/avr/avr.S (_exit): Disable interrupt.
6469 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6470 Steven Bosscher <stevenb.gcc@gmail.com>
6472 PR rtl-optimization/26854
6473 PR rtl-optimization/34400
6474 * df-problems.c (df_live_scratch): New scratch bitmap.
6475 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6476 (df_live_reset): Clear the proper bitmaps.
6477 (df_live_bb_local_compute): Only process the artificial defs once
6478 since the order is not important.
6479 (df_live_init): Init the df_live sets only with the variables
6480 found live by df_lr.
6481 (df_live_transfer_function): Use the df_lr sets to prune the
6482 df_live sets as they are being computed.
6483 (df_live_free): Free df_live_scratch.
6485 2008-01-18 Ian Lance Taylor <iant@google.com>
6487 * common.opt: Add fmerge-debug-strings.
6488 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6489 flag_merge_debug_strings rather than flag_merge_constants.
6490 * doc/invoke.texi (Option Summary): Mention
6491 -fmerge-debug-strings.
6492 (Debugging Options): Document -fmerge-debug-strings.
6494 2008-01-18 Ian Lance Taylor <iant@google.com>
6497 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6498 (struct tree_function_decl): Add new field operator_new_flag.
6499 * tree-inline.c (expand_call_inline): When inlining a call to
6500 operator new, force the return value to go into a variable, and
6501 set DECL_NO_TBAA_P on that variable.
6502 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6504 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6507 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6508 DWARF2_DEBUGGING_INFO.
6509 (dwarf2out_note_section_used): Ditto. Add prototype.
6510 (have_multiple_function_sections, text_section_used,
6511 cold_text_section_used, *cold_text_sections): Move declarations
6514 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6516 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6517 field and add signal_ra.
6518 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6519 assignments to frame state pc. Move end of stack check after
6520 MD_FALLBACK_FRAME_STATE_FOR.
6521 (uw_update_context_1): Use frame state signal_regs if set, instead
6522 of checking signal_frame flag.
6523 (uw_update_context): Use frame state signal_ra if set.
6524 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6525 * config/xtensa/linux-unwind.h: New file.
6527 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6529 * modulo-sched.c (get_sched_window): Fix comment typo.
6531 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6533 PR tree-optimization/34648
6534 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6536 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6538 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6539 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6541 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6543 PR rtl-optimization/34400
6544 * df-core.c (df_worklist_dataflow_overeager,
6545 df_worklist_dataflow_doublequeue): New functions.
6546 (df_worklist_dataflow): Two different worklist solvers.
6547 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6550 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6553 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6554 and ftree-parallelize-loops.
6556 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6558 PR rtl-optimization/34826
6559 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6561 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6563 * global.c (find_reg): Mark the eh regs as used if necessary.
6564 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6565 * ra.h (struct allocno): no_eh_reg field added. Changed
6566 no_stack_reg type to bitfield.
6568 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6570 * tree.c (substitute_in_expr): Add missing 'break'.
6572 2008-01-17 Richard Guenther <rguenther@suse.de>
6574 PR tree-optimization/34825
6575 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6576 x / x as division to handle.
6578 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6580 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6581 "-pthread" is specified.
6582 * pa-hpux11.h (LIB_SPEC): Likewise.
6584 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6585 Peter Bergner <bergner@vnet.ibm.com>
6587 PR rtl-optimization/33796
6588 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6590 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6592 PR libgfortran/34699
6593 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6595 * pa-hpux10.h (LINK_SPEC): Likewise.
6596 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6598 2008-01-16 Richard Guenther <rguenther@suse.de>
6601 * fold-const.c (fold_convert_const_int_from_int): Do not
6602 set overflow if that occured only because of a sign extension
6603 change when converting from/to a sizetype with the same
6604 precision and signedness.
6606 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6609 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6610 location address to the correct place. Update copyright year.
6612 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6614 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6615 no dependences in the dependence_relations vector.
6617 2008-01-16 Jan Hubicka <jh@suse.cz>
6619 PR rtl-optimization/31396
6620 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6621 * cfg.c (dump_reg_info): Print it.
6622 * regs.h (struct reg_info_t): add freq_calls_crossed.
6623 (REG_FREQ_CALLS_CROSSED): New macro.
6624 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6625 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6626 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6627 regmove_optimize): Update call crossed frequencies.
6628 * local-alloc.c (struct qty): Add freq_calls_crossed.
6629 (alloc_qty): Copute freq_calls_crossed.
6630 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6631 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6632 * ra.h (struct allocno): Add freq_calls_crossed.
6634 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6636 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6637 libgomp when compiling with ftree-parallelize-loops.
6638 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6640 2008-01-16 Richard Guenther <rguenther@suse.de>
6642 PR tree-optimization/34769
6643 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6644 * tree.c (int_cst_value): Instead make this function more
6645 permissive in what it accepts as valid input. Document this
6646 function always sign-extends the value.
6648 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6649 Richard Guenther <rguenther@suse.de>
6652 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6653 (gimple_fold_indirect_ref_rhs): ... this.
6654 (gimple_fold_indirect_ref): New function with foldings
6655 that preserve lvalueness.
6656 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6657 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6658 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6659 to fold an INDIRECT_REF, fall back to the old use of
6660 fold_indirect_ref_1.
6662 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6664 * tree-data-ref.c (subscript_dependence_tester_1): Call
6665 free_conflict_function.
6666 (compute_self_dependence): Same.
6668 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6671 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6672 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6674 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6675 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6676 for DWARF2_UNWIND_INFO targets.
6678 2008-01-16 Richard Guenther <rguenther@suse.de>
6681 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6682 type qualifiers for function types.
6684 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6686 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6687 loop_iterator li from previous commit.
6689 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6691 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6693 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6695 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6696 (parallelize_loops): Don't parallelize irreducible components.
6698 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6701 * c-opts (c_common_post_options): Do not enable CPP
6702 flag_pedantic_errors by default.
6704 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6706 PR rtl-optimization/31944
6707 * cse.c (remove_pseudo_from_table): New function.
6708 (merge_equiv_classes): Use above function to remove pseudo-registers.
6709 (invalidate): Likewise.
6711 2008-01-13 Richard Guenther <rguenther@suse.de>
6714 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6715 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6717 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6719 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6720 validate_change to unshare the source of the PC set.
6722 2008-01-12 Jan Hubicka <jh@suse.cz>
6725 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6726 references above array bounds. This might trigger bounds checks for
6729 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6731 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6732 new_replaceable_dependencies.
6734 2008-01-12 Doug Kwan <dougkwan@google.com>
6736 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6737 instead of OPT_Wreturn_type in warning due to ignored return type
6739 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6740 options included in -Wextra.
6741 * c.opt: New option -Wignored_qualifiers.
6742 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6743 -Wignore_qualifiers.
6744 (-Wignored-qualifiers): Document.
6745 (-Wreturn-type): Remove description of functionality now handled
6746 by -Wignored-qualifiers.
6748 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6751 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6752 NOP_EXPR if it is between integral types with the same precision.
6754 2008-01-12 Jan Hubicka <jh@suse.cz>
6757 * invoke.texi (max-inline-recursive-depth): Fix default value.
6759 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6761 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6764 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6766 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6768 2008-01-11 James E. Wilson <wilson@specifix.com>
6771 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6773 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6775 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6776 save/restore frame pointer register and don't use 'call-prologues'
6777 optimization in function with "OS_task" attribute.
6779 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6782 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6783 when copying to memory.
6785 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6787 PR rtl-optimization/30905
6788 * cfgcleanup.c: Include dce.h
6789 (crossjumps_occured): New global variable.
6790 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6791 If something changed, set crossjumps_occured to true.
6792 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6793 Don't add/remove fake edges to exit here...
6794 (cleanup_cfg): ...but do it here, when crossjumping.
6795 Run a fast DCE when successful crossjumps occured in the latest
6796 iteration of try_optimize_cfg.
6798 2008-01-11 Richard Guenther <rguenther@suse.de>
6800 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6801 (struct vn_unary_op_s): Likewise.
6802 (vn_reference_insert): Free old reference on hash collision.
6804 2008-01-10 Raksit Ashok <raksit@google.com>
6806 PR rtl-optimization/27971
6807 * combine.c (find_split_point): Split PLUS expressions which are
6808 inside a MEM rtx, and whose first operand is complex.
6810 2008-01-10 DJ Delorie <dj@redhat.com>
6812 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6813 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6814 (m32c_hard_regno_ok): Call the underlying function.
6816 2008-01-10 Richard Guenther <rguenther@suse.de>
6819 * tree-cfg.c (tree_merge_blocks): Do not go through the
6820 full-blown folding and stmt updating path if we just deal
6821 with virtual operands.
6822 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6823 test for abnormal SSA_NAMEs.
6825 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6828 * reload.c (push_reload): Add assertions. All constants from
6829 reg_equiv_constant should have been used for replacing the respective
6831 (find_reloads_address): Invoke find_reloads_address_part for
6832 constant taken from the reg_equiv_constant array.
6834 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6836 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6837 field (valnum) the first in the struct. Replace bools with
6840 2008-01-10 Richard Guenther <rguenther@suse.de>
6842 PR tree-optimization/34651
6843 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6844 types and ordering for masking and converting.
6846 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6848 PR tree-optimization/34017
6849 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6850 also for PHI_NODE expressions.
6852 2008-01-09 Jan Hubicka <jh@suse.cz>
6854 PR tree-optimization/34708
6855 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6856 based on number of case labels.
6857 (init_inline_once): Remove switch_cost.
6858 * tree-inline.h (eni_weights_d): Remove switch_cost.
6860 2008-01-09 Richard Guenther <rguenther@suse.de>
6861 Andrew Pinski <andrew_pinski@playstation.sony.com>
6864 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6865 temporary if an rvalue is ok or an lvalue is not required.
6867 2008-01-09 Richard Guenther <rguenther@suse.de>
6870 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6873 2008-01-09 Richard Guenther <rguenther@suse.de>
6876 * tree.c (host_integerp): Check for sizetype only if the
6877 type is an integer type.
6879 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6882 * opts.c (decode_options): Disable inlining of functions called
6883 once if not in unit-at-a-time mode.
6885 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6887 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6889 2008-01-08 Richard Guenther <rguenther@suse.de>
6892 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6893 out early if the result will be unused.
6895 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6900 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6901 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6904 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6906 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6907 for vectorization tuned.
6909 2008-01-08 Richard Guenther <rguenther@suse.de>
6911 PR tree-optimization/34683
6912 * tree-ssa-operands.c (operand_build_cmp): Export.
6913 * tree-ssa-operands.h (operand_build_cmp): Declare.
6914 * tree-vn.c (vuses_compare): Remove.
6915 (sort_vuses): Use operand_build_cmp.
6916 (sort_vuses_heap): Likewise.
6917 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6918 to re-use old VEC if available. Do not sort already sorted VUSEs.
6919 (vdefs_to_vec): Do not sort already sorted VDEFs.
6921 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6924 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6926 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6929 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6930 limitations of reciprocal sequences on x86 targets.
6932 2008-01-08 Richard Guenther <rguenther@suse.de>
6934 PR tree-optimization/34683
6935 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6937 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6940 * config/darwin.c (darwin_mergeable_string_section): Don't use
6941 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6943 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6947 negxf2. Macroize expander using X87MODEF mode iterator. Change
6948 predicates of op0 and op1 to register_operand.
6949 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6950 expander using X87MODEF mode iterator. Change predicates of
6951 op0 and op1 to register_operand.
6952 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6953 corresponding patterns and macroize using MODEF macro. Change
6954 predicates of op0 and op1 to register_operand and remove
6955 "m" constraint. Disparage "r" alternative with "!".
6956 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6957 macroize using X87MODEF macro. Change predicates of op0 and op1
6958 to register_operand and remove "m" constraint. Disparage "r"
6959 alternative with "!".
6960 (absneg splitter with memory operands): Remove.
6961 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6962 patterns and macroize using X87MODEF mode iterator.
6963 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6964 Change predicate of op1 to register_operand.
6965 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6966 for memory operands.
6968 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6970 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6972 2008-01-07 Richard Guenther <rguenther@suse.de>
6974 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6977 2008-01-07 Richard Guenther <rguenther@suse.de>
6979 PR tree-optimization/34683
6980 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6981 VOPs of the needed size to save memory. Use VEC_quick_push
6982 to save compile-time.
6983 (vdefs_to_vec): Likewise.
6985 2008-01-07 Sa Liu <saliu@de.ibm.com>
6987 * config/spu/spu.md (divdf3): Genetate inline code for double
6988 division. The implementation doesn't handle INF or NAN, therefore it
6989 only applies when -ffinite-math-only is given.
6991 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6994 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6995 * doc/cpp.texi ([Common Predefined Macros]): Document.
6997 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6999 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7000 order to use commutative addition instead of subtraction.
7002 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7003 Mircea Namolaru <namolaru@il.ibm.com>
7004 Vladimir Yanovsky <yanov@il.ibm.com>
7005 Revital Eres <eres@il.ibm.com>
7007 PR tree-optimization/34263
7008 * tree-outof-ssa.c (process_single_block_loop_latch,
7009 contains_tree_r): New functions.
7010 (analyze_edges_for_bb): Call process_single_block_loop_latch
7011 function to empty single-basic-block latch block if possible.
7013 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7015 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7017 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7019 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7021 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7023 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7025 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7027 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7029 PR tree-optimization/34618
7030 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7033 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7036 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7037 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7038 Update copyright year.
7040 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7041 Update copyright year.
7042 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7045 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7047 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7048 edge does not point to current bb before changing need_assert.
7050 2008-01-04 Richard Guenther <rguenther@suse.de>
7053 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7054 for verifying purposes if they are is_gimple_min_invariant.
7056 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7058 PR tree-optimization/34448
7059 PR tree-optimization/34465
7060 * gimplify.c (gimplify_init_constructor): Add new parameter
7061 notify_temp_creation. Use it.
7062 (gimplify_modify_expr_rhs): Take volatiles into account when
7063 optimizing constructors.
7064 Do not optimize constructors if gimplify_init_constructor will dump to
7066 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7067 * gcc.c-torture/compile/pr34448.c: New.
7069 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7071 PR gcov-profile/34609
7072 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7073 return_slot if result is TREE_ADDRESSABLE.
7075 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7077 * config/mips/mips.md (sqrt_condition): Tweak comment.
7078 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7080 2008-01-03 Tom Tromey <tromey@redhat.com>
7083 * c-common.c (c_type_hash): Handle VLAs.
7085 2008-01-03 Jan Hubicka <jh@suse.cz>
7087 PR tree-optimization/31081
7088 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7089 0 when inlining and not inlining to first basic block.
7090 (remap_decl): When var is initialized to 0, don't set default_def.
7091 (expand_call_inline): Set entry_bb.
7092 * tree-inline.h (copy_body_data): Add entry_bb.
7094 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7097 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7100 PR tree-optimization/29484
7101 * tree-inline.c (inline_forbidden_p_2): New function.
7102 (inline_forbidden_p): Disallow inlining if some static var
7103 has an address of a local LABEL_DECL in its initializer.
7104 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7107 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7109 PR tree-optimization/34635
7110 * tree-data-ref.c (add_other_self_distances): Make sure that the
7111 evolution step is constant.
7113 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7116 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7118 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7120 * tree-sra.c (scalarize_init): Insert the generate_element_init
7121 statements after the generate_element_zero statements.
7123 2008-01-02 Richard Guenther <rguenther@suse.de>
7127 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7128 for very large number of operands instead of ICEing.
7130 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7133 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7134 while stack probing.
7136 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7138 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7141 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7144 * tree-mudflap.c (mx_register_decls): Guard warning by
7145 !DECL_ARTIFICIAL check.
7147 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7149 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7150 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7151 sse5_perm<mode>): Fix constraints.