1 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
3 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4 defaults.h definition apply.
6 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8 * function.c (assign_parm_remove_parallels): New.
9 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11 (assign_parm_setup_block): Do not handle them.
12 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13 assign_parm_remove_parallels.
15 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
17 * c-typeck.c (convert_for_assignment): Use
18 vector_targets_convertible_p.
19 * c-common.c (vector_targets_convertible_p): New.
20 * c-common.h (vector_targets_convertible_p): New prototype.
21 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
22 opaque_p_V2SI_type_node.
24 2008-07-01 Steve Ellcey <sje@cup.hp.com>
26 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
29 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
31 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
32 TFmode constants via two element DImode vector for hosts with
33 HOST_BITS_PER_WIDE_INT < 64.
34 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
35 also for HOST_BITS_PER_WIDE_INT < 64.
37 2008-07-01 Richard Guenther <rguenther@suse.de>
39 PR tree-optimization/36666
40 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
41 (get_constraint_exp_from_ssa_var): Split into ...
42 (get_constraint_exp_for_temp): ... this ...
43 (get_constraint_for_ssa_var): ... and that.
44 Return constraint expressions for all touched sub-fields
45 if the results address is not taken.
46 (process_constraint): Remove assertion that aggregate
47 assignments do not happen at this place.
48 (get_constraint_for_component_ref): Add address_p argument.
49 Return constraint expressions for all touched sub-fields
50 if the results address is not taken.
51 (do_deref): Use get_constraint_exp_for_temp.
52 (get_constraint_for_1): Rename from ...
53 (get_constraint_for): ... this. Add the old function as wrapper.
54 (do_structure_copy): Use get_constraint_for_1.
56 2008-07-01 Martin Jambor <mjambor@suse.cz>
58 * Makefile.in (tree-switch-conversion.o): Add.
59 (OBJS-common): Add tree-swtch-conversion.o.
60 * passes.c (init_optimization_passes): Add pass_convert_switch.
61 * tree-pass.h: (pass_convert_switch): Add.
62 * tree-switch-conversion.c: New file.
63 * gcc.dg/tree-ssa/cswtch.c: New testcase.
64 * common.opt (ftree-cswtch): New option.
65 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
66 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
67 * opts.c (decode_options): Set flag_tree_switch_conversion when
68 optimization level is >= 2.
69 * doc/invoke.texi (Optimize Options): Added description of
70 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
72 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
74 * config/darwin-driver.c (darwin_default_min_version): Fix
75 -Wc++-compat warnings.
77 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
82 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
84 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
86 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
88 PR rtl-optimization/34744
89 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
90 (df_scan_free_internal): Free data structures not
91 allocated in storage pools.
92 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
93 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
95 * dse.c (dse_step6): Free offset_map_p and offset_map_n
98 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
100 * config/i386/i386.c (contains_aligned_value_p): Return true
102 (ix86_function_arg_boundary): Return its natural boundary
104 (return_in_memory_32): Don't check TDmode.
105 (ix86_split_to_parts): Support splitting into 4 parts and
106 support TFmode for 32bit target.
107 (ix86_split_long_move): Support splitting into 4 parts.
108 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
110 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
111 (ix86_init_builtins): Here.
112 (ix86_scalar_mode_supported_p): Always return true for TFmode.
113 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
114 'q' and 'w', respectively.
116 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
118 (movtf_internal): Likewise.
119 (<code>tf2): Likewise.
120 (*absnegtf2_sse): Likewise.
121 (copysign<mode>3): Likewise.
122 (copysign<mode>3_const): Likewise.
123 (copysign<mode>3_var): Likewise.
124 (define_split UNSPEC_COPYSIGN): Likewise.
125 * config/i386/sse.md (*nandtf3): Likewise.
126 (<code>tf3): Likewise.
127 (*<code>tf3): Likewise.
129 2008-06-30 Joey Ye <joey.ye@intel.com>
130 H.J. Lu <hongjiu.lu@intel.com>
132 * global.c (compute_regsets): Set frame_pointer_needed here.
133 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
135 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
137 * doc/install.texi (specific): Expand Windows build notes.
139 2008-06-30 Ira Rosen <irar@il.ibm.com>
141 PR tree-optimization/36648
142 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
143 number of prolog iterations by step. Fix the comment.
145 2008-06-30 Richard Guenther <rguenther@suse.de>
148 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
149 handle calls from ECF_MALLOC functions.
150 (handle_pure_call): ECF_MALLOC functions do not return
152 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
154 2008-06-29 Andreas Schwab <schwab@suse.de>
156 * config/m68k/m68k.c (print_operand): Always print a float
158 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
159 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
162 * config/rs6000/x-linux64: Remove never used file.
164 2008-06-29 Richard Guenther <rguenther@suse.de>
166 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
168 (struct alias_info): Move ...
169 * tree-ssa-alias.c: ... here.
170 (update_alias_info): Declare.
171 (compute_may_aliases): Call it.
172 (update_alias_info): New function.
173 * tree-ssa-structalias.c (update_alias_info): Move ...
174 * tree-ssa-alias.c (update_alias_info_1): ... here.
175 * tree-ssa-structalias.c (process_constraint_1): Remove
176 unused from_call argument. Rename to ...
177 (process_constraint): ... this. Delete old wrapper.
178 (make_constraint_to): Adjust callers.
179 (handle_const_call): Likewise.
180 (handle_pure_call): Likewise.
181 (init_base_vars): Likewise.
182 (handle_lhs_call): Likewise. Remove unnecessary constraint.
183 (find_func_aliases): We don't need structure copies for
185 (make_constraint_from_anything): Remove.
186 (create_variable_info_for): For globals make constraints
187 from escaped, not from anything.
188 (compute_points_to_sets): Do not call update_alias_info.
189 (ipa_pta_execute): Use make_constraint_from.
191 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
193 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
194 (bitmap.o-warn, dominance.o-warn): New.
195 * configure.ac (cxx_compat_warn): Delete.
196 (loose_warn): Add -Wcast-qual and -Wc++-compat.
197 * system.h: Remove #pragma diagnostic for -Wcast-qual and
199 * configure: Regenerate.
201 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
204 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
206 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
207 * df-scan.c (df_notes_rescan): Likewise.
208 * ggc-page.c (set_page_table_entry): Likewise.
209 * intl.c (gcc_gettext_width): Likewise.
210 * varasm.c (get_unnamed_section, get_noswitch_section,
211 get_section): Likewise.
213 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
215 * regrename.c (build_def_use): Don't copy RTX.
217 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
219 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
220 (Type Attributes): Fix nesting of @table and @subsection. Adjust
221 punctuation. Use @ref instead of @xref.
222 (Function Names): Remove stray @display/@end display.
223 (C++ Attributes): Use @ref instead of @xref.
224 (Deprecated Features): Fix punctuation around @xref.
225 (Backwards Compatibility): Likewise.
226 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
228 2008-06-28 Joseph Myers <joseph@codesourcery.com>
230 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
231 constants for E500 double.
233 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
235 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
236 element type of const_vector.
238 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
241 Remove FLAGS_REG clobber from expander pattern.
242 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
243 (anddi3, andsi3, andhi3, andqi3): Ditto.
244 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
245 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
246 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
247 (ashlsi3, ashlhi3, ashlqi3): Ditto.
248 (ashrsi3, ashrhi3, ashrqi3): Ditto.
249 (lshrsi3, lshrhi3, lshrqi3): Ditto.
250 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
251 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
253 2008-06-28 Richard Guenther <rguenther@suse.de>
255 * tree-ssa-structalias.c (callused_id, var_callused,
257 (handle_pure_call): New function.
258 (find_func_aliases): Call it.
259 (find_what_p_points_to): Handle the call-used set.
260 (clobber_what_escaped): Likewise.
261 (compute_call_used_vars): New function.
262 (init_base_vars): Init the call-used variable.
263 (do_sd_constraint): Do not propagate the solution from CALLUSED
264 but use CALLUSED as a placeholder.
265 (solve_graph): Likewise.
266 * tree-flow-inline.h (gimple_call_used_vars): New function.
267 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
268 (compute_call_used_vars): Declare.
269 * tree-ssa-alias.c (set_initial_properties): Call
270 compute_call_used_vars.
271 (reset_alias_info): Clear call-used variables.
272 (add_call_clobber_ops): Assert we are not called for const/pure
273 functions. Remove handling of them.
274 (add_call_read_ops): Handle pure functions by adding the
275 call-used set of variables as VUSEs.
276 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
277 (delete_tree_ssa): Free it.
278 * tree-dfa.c (remove_referenced_var): Clear the var from the
281 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
283 * tree.c (build_varargs_function_type_list): New.
284 (build_function_type_list_1): New.
285 (build_function_type_list): Use build_function_type_list_1.
286 * tree.h (build_varargs_function_type_list): New.
288 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
291 * config/spu/spu.c (spu_builtin_splats): Do not generate
292 invalid CONST_VECTOR expressions.
293 (spu_expand_vector_init): Likewise.
295 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
297 * optabs.c (libfunc_decls): New variable.
298 (libfunc_decl_hash, libfunc_decl_eq): New functions.
299 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
300 for the same function twice.
302 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
304 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
305 ix86_expand_binary_operator directly.
306 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
310 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
311 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
312 using only one splitter. Conditionaly execute splitter before or
313 after peephole2 pass.
314 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
315 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
316 Use only one alternative in asm template.
317 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
319 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
320 "J" operand constraint for operand 2.
321 (*ashldi3_cconly_rex64): Ditto.
322 (*ashrdi3_cmp_rex64): Ditto.
323 (*ashrdi3_cconly_rex64): Ditto.
324 (*lshrdi3_cmp_rex64): Ditto.
325 (*lshrdi3_cconly_rex64): Ditto.
326 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
327 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
328 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
331 2008-06-27 Jakub Jelinek <jakub@redhat.com>
333 * gimplify.c (omp_is_private): Don't return true if decl is not
334 already private on #pragma omp for or #pragma omp parallel for.
337 * tree-cfg.c (struct move_stmt_d): Replace block field with
338 orig_block and new_block fields.
339 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
340 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
341 (move_block_to_fn): Replace vars_map and new_label_map arguments
342 with struct move_stmt_d pointer.
343 (replace_block_vars_by_duplicates): New function.
344 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
345 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
346 all subblocks of ORIG_BLOCK to the new function. Call
347 replace_block_vars_by_duplicates.
348 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
349 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
350 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
351 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
352 (expand_omp): Temporarily set input_location to the location of
353 region's controlling stmt.
354 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
355 BIND_EXPR, push ctx->block_vars and gimplification vars into
356 the BIND_EXPR and its block's BLOCK_VARS instead of directly
358 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
359 there are any BLOCK_VARS.
360 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
361 OMP_PARALLEL or OMP_TASK stmt.
362 (lower_omp): Save and restore input_location around the lower_omp_1
365 2008-06-27 Richard Guenther <rguenther@suse.de>
367 PR tree-optimization/36400
368 PR tree-optimization/36373
369 PR tree-optimization/36344
370 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
371 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
372 (update_alias_info): Remove call clobbering code.
373 (make_constraint_to): New helper function.
374 (make_escape_constraint): Likewise.
375 (handle_rhs_call): Use it on all pointer containing arguments.
376 Also mark the static chain escaped.
377 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
379 (make_constraint_from): New helper split out from ...
380 (make_constraint_from_anything): ... here.
381 (find_func_aliases): Add constraints for escape sites.
382 (intra_create_variable_infos): Make constraints from NONLOCAL
384 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
386 (clobber_what_p_points_to): Remove.
387 (clobber_what_escaped): New function.
388 (init_base_vars): Init NONLOCAL and ESCAPED.
389 (do_sd_constraint): Do not propagate the solution from ESCAPED
390 but use ESCAPED as a placeholder.
391 (solve_graph): Likewise.
392 * tree-flow.h (clobber_what_p_points_to): Remove.
393 (clobber_what_escaped): Declare.
394 * tree-ssa-alias.c (set_initial_properties): Call it.
395 Remove code clobbering escaped pointers.
397 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
399 * function.c (allocate_struct_function): Only allocate a unique
400 funcdef_no if the decl is nonzero.
402 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
404 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
405 * config/mips/mips.c (mips_split_const_insns): New function.
406 * config/mips/mips.md (move_type): New attribute.
407 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
408 (dword_mode): New attribute.
409 (type): Avoid long line. Map "move_type"s to "type"s,
410 choosing "multi" for doubleword moves if appropriate.
411 Swap MTC/MFC comments to match their declaration order.
412 (extended_mips16): Default to "yes" if "move_type" is "sll0",
413 "type" is "branch" or "jal" is "direct".
414 (length): Handle "extended_mips16" first. Make the default
415 "0" for "ghost" instructions. Set the length from "move_type".
416 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
417 of "type", with "sll0" for the register alternative. Remove the
418 "extended_mips16" attribute.
419 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
420 of "type", with "shift_shift" for the register alternative.
421 Remove the "length" attribute.
422 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
423 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
424 of "type", with "andi" for the register alternative.
425 (*zero_extendqihi2): Likewise.
426 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
427 of "andi" instead of a "type" of "arith".
428 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
430 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
431 (mov_<store>r, *mov<mode>_ra): Likewise.
432 (extendsidi2): Use "move_type" instead of "type", with "move"
433 for the register alternative.
434 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
435 of "type", with "signext" for the register alternative.
436 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
437 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
438 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
439 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
440 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
441 (unnamed branch insn): Likewise.
442 (*movdi_gp32_fp64): Fold into...
443 (*movdi_32bit): ...here.
444 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
445 (*movdf_hardfloat): ...this new pattern.
446 (*movdf_softfloat): Remove redundant FPR alternatives.
447 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
448 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
449 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
450 the "move" attribute.
451 (*movdi_32bit): Use "move_type" instead of "type" and remove the
452 "length" attribute. Use "fpload" and "fpstore" instead of "load"
453 and "store" for COP loads and stores.
454 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
455 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
456 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
457 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
458 (*movtf_mips16, *movv2sf): Likewise.
459 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
460 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
461 (mfhc1<mode>): Use "move_type" instead of "move".
462 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
463 (loadgp_blockage): Remove the "length" attribute.
464 (blockage, set_got_version, update_got_version): Likewise.
465 (call_internal): Remove the "extended_mips16" attribute.
466 (call_value_internal, call_value_multiple_internal): Likewise.
467 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
469 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
470 the "length" attribute.
472 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
474 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
475 -Wcast-qual warnings.
476 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
477 handle_pragma_pop_macro): Likewise.
478 * collect2.c (resolve_lib_name): Likewise.
479 * config/arc/arc.c (arc_init): Likewise.
480 * config/arm/arm.c (neon_builtin_compare,
481 locate_neon_builtin_icode): Likewise.
482 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
483 * config/bfin/bfin.c (bfin_init_machine_status,
484 bfin_optimize_loop): Likewise.
485 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
486 * config/cris/cris.c (cris_init_expanders): Likewise.
487 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
488 * config/darwin.c (machopic_indirection_eq,
489 machopic_indirection_name, machopic_output_indirection): Likewise.
490 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
491 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
492 frv_optimize_membar): Likewise.
493 * config/i386/cygwin.h (mingw_scan,
494 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
495 * config/i386/cygwin1.c (mingw_scan): Likewise.
496 * config/i386/i386.c (machopic_output_stub): Likewise.
497 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
498 i386_pe_unique_section): Likewise.
499 * config/ia64/ia64.c (ia64_init_machine_status,
500 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
502 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
503 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
504 * config/m68k/m68k.c (m68k_handle_option,
505 m68k_sched_md_init_global): Likewise.
506 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
507 mcore_unique_section): Likewise.
508 * config/mips/mips.c (mips_block_move_straight,
509 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
511 * config/mmix/mmix.c (mmix_init_machine_status,
512 mmix_encode_section_info): Likewise.
513 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
514 * config/rs6000/rs6000.c (rs6000_init_machine_status,
515 print_operand_address, output_toc, redefine_groups,
516 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
517 * config/s390/s390.c (s390_init_machine_status): Likewise.
518 * config/score/score.c (score_block_move_straight,
519 score_block_move_loop_body): Likewise.
520 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
521 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
522 * emit-rtl.c (find_auto_inc): Likewise.
523 * gcc.c (translate_options, process_command): Likewise.
524 * reorg.c (dbr_schedule): Likewise.
525 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
526 * xcoffout.c (xcoffout_declare_function): Likewise.
528 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
530 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
531 ipa-pta working again.
533 2008-06-27 David Edelsohn <edelsohn@gnu.org>
535 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
538 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
540 * config.gcc (powerpc*-*-*): Add new core e500mc.
541 * config/rs6000/e500mc.md: New file.
542 * config/rs6000/rs6000.c (processor_costs): Add new costs for
544 (rs6000_override_options): Add e500mc case to
545 processor_target_table. Altivec and Spe options not allowed
546 with e500mc. Add isel instruction to e500mc by
547 default. Initialize rs6000_cost for e500mc.
548 (rs6000_issue_rate): Set issue rate for e500mc.
549 * config/rs6000/rs6000.h (processor_type): Add
551 (ASM_CPU_SPEC): Add e500mc.
552 Set TARGET_ISEL to rs6000_isel.
553 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
554 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
555 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
557 * doc/invoke.texi: Add e500mc to list of cpus.
559 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
562 * c-lex.c (lex_charconst): Initialize unsignedp.
564 2008-06-27 Olivier Hainque <hainque@adacore.com>
566 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
567 documented assumptions.
569 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
571 * dwarf2out.c: Remove trailing white spaces. Break long line
574 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
576 * libfuncs.h (LTI_synchronize): New libfunc_index.
577 (synchronize_libfunc): Declare.
578 * builtins.c (expand_builtin_synchronize): Consider using
579 synchronize_libfunc before falling back on an asm blockage.
580 * config/mips/mips.c: Include libfuncs.h
581 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
583 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
585 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
586 parameter. Copy stack_reg to r11 where appropriate.
587 (no_global_regs_above): Add gpr parameter.
588 (rs6000_stack_info): Only add padding for SPE save area if we
589 are saving SPE GPRs and CR.
590 (saveres_routine_syms): New variable.
591 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
593 (rs6000_savres_routine_sym): New function.
594 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
596 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
597 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
598 Tweak FPR out-of-line saving.
599 (rs6000_make_savres_rtx): New function.
600 (rs6000_use_multiple_p): New function.
601 (rs6000_savres_strategy): New function.
602 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
603 out-of-line if appropriate.
604 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
605 if we are optimizing for size.
606 (GP_SAVE_INLINE): Define.
607 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
608 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
609 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
610 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
611 (*save_fpregs_<mode>): Add use of r11.
612 (*restore_gpregs_<mode>): New insn.
613 (*return_and_restore_gpregs_<mode>): New insn.
614 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
616 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
617 (*restore_gpregs_spe): New insn.
618 (*return_and_restore_gpregs_spe): New insn.
619 * config/rs6000/predicates.md (save_world_operation): Fix check.
621 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
623 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
624 this point, so assert that.
626 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
628 * cfganal.c: Include vec.h and vecprim.h.
629 (compute_idf): Import from...
630 * tree-into-ssa (compute_idf): ...here.
631 * basic-block.h (compute_idf): Export.
633 2008-06-26 Joseph Myers <joseph@codesourcery.com>
635 * c-decl.c (merge_decls): Use !current_function_decl to check for
636 extern declaration of C99 inline function being at file scope.
638 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
640 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
642 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
644 * alias.c (record_alias_subset, init_alias_analysis): Fix
645 -Wc++-compat and/or -Wcast-qual warnings.
646 * attribs.c (lookup_attribute_spec): Likewise.
647 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
648 copy_bb, connect_traces,
649 find_rarely_executed_basic_blocks_and_cr): Likewise.
650 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
651 note_btr_set, migrate_btr_defs): Likewise.
652 * builtins.c (result_vector, expand_builtin_memcpy,
653 expand_builtin_mempcpy_args, expand_builtin_strncpy,
654 builtin_memset_read_str, expand_builtin_printf,
655 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
657 * caller-save.c (mark_set_regs): Likewise.
658 * calls.c (expand_call, emit_library_call_value_1): Likewise.
659 * cgraph.c (cgraph_edge): Likewise.
660 * combine.c (likely_spilled_retval_1): Likewise.
661 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
662 htab_counts_entry_del, get_coverage_counts): Likewise.
663 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
664 new_cselib_val): Likewise.
665 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
666 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
668 * df-core.c (df_compact_blocks): Likewise.
669 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
670 * df-scan.c (df_grow_reg_info, df_ref_create,
671 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
672 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
673 df_record_entry_block_defs, df_record_exit_block_uses,
674 df_bb_verify): Likewise.
675 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
676 DF_REF_EXTRACT_MODE_CONST): New.
677 * dominance.c (get_immediate_dominator, get_dominated_by,
678 nearest_common_dominator, root_of_dom_tree,
679 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
680 -Wc++-compat and/or -Wcast-qual warnings.
681 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
682 record_store, replace_read, check_mem_read_rtx, scan_insn,
683 dse_step1, dse_record_singleton_alias_set): Likewise.
684 * dwarf2asm.c (dw2_force_const_mem): Likewise.
686 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
688 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
689 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
690 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
691 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
692 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
693 add_ranges_num, add_ranges_by_labels, file_info_cmp,
694 file_name_acquire, output_file_names, add_const_value_attribute,
695 premark_used_types_helper, file_table_eq, file_table_hash,
696 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
697 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
698 -Wcast-qual warnings.
699 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
700 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
701 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
702 gen_reg_rtx, start_sequence, init_emit): Likewise.
703 * et-forest.c (et_new_occ, et_new_tree): Likewise.
704 * except.c (init_eh_for_function, gen_eh_region,
705 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
706 arh_to_landing_pad, arh_to_label, add_action_record,
707 add_call_site, switch_to_exception_section): Likewise.
708 * expmed.c (synth_mult): Likewise.
709 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
710 store_expr): Likewise.
711 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
713 * function.c (assign_stack_temp_for_type,
714 allocate_struct_function, match_asm_constraints_1): Likewise.
715 * gcov-io.c (gcov_allocate): Likewise.
716 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
717 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
718 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
719 record_one_set, insert_expr_in_table, insert_set_in_table,
720 dump_hash_table, compute_hash_table_work, alloc_hash_table,
721 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
722 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
723 -Wcast-qual warnings.
725 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
727 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
728 -Wcast-qual warnings.
729 * gcc.c (process_command): Likewise.
730 * genattrtab.c (oballoc): Use XOBNEW.
731 (oballocvec): Define.
732 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
733 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
734 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
735 -Wc++-compat and/or -Wcast-qual warnings.
736 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
737 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
738 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
739 gen_presence_absence_set, gen_automaton, gen_regexp_el,
740 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
741 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
742 add_excls, process_presence_absence_names,
743 process_presence_absence_patterns, add_presence_absence,
744 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
745 get_free_state, add_arc, get_free_automata_list_el,
746 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
747 transform_3, cache_presence, create_ainsns, create_automata,
748 create_state_ainsn_table, dfa_insn_code_enlarge,
749 output_trans_func, output_min_issue_delay_func,
750 output_dead_lock_func, output_reset_func,
751 output_get_cpu_unit_code_func, output_dfa_start_func,
752 expand_automata): Likewise.
753 * genextract.c (gen_insn): Likewise.
754 * gengtype-lex.l: Likewise.
755 * gengtype.c (read_input_list, adjust_field_type,
756 process_gc_options): Likewise.
757 * genoutput.c (note_constraint): Likewise.
758 * genpreds.c (mangle, add_constraint): Likewise.
759 * genrecog.c (process_define_predicate, new_decision,
760 add_to_sequence): Likewise.
761 * gensupport.c (record_insn_name): Likewise.
763 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
765 * config/i386/driver-i386.c (detect_caches_amd,
766 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
767 and/or -Wcast-qual warnings.
768 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
769 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
770 gt_pch_save): Likewise.
771 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
772 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
773 * global.c (compute_regsets): Likewise.
774 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
775 finish_graph_dump_file): Likewise.
776 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
777 unlink_bb_notes): Likewise.
778 * integrate.c (get_hard_reg_initial_val): Likewise.
779 * ipa-prop.c (ipa_push_func_to_list): Likewise.
780 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
781 * local-alloc.c (update_equiv_regs): Likewise.
782 * loop-invariant.c (check_invariant_table_size,
783 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
785 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
786 altered_reg_used, mark_altered): Likewise.
787 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
788 insert_var_expansion_initialization,
789 combine_var_copies_in_loop_exit, apply_opt_in_copies,
790 release_var_copies): Likewise.
791 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
792 analyze_matrix_decl, add_allocation_site, analyze_transpose,
793 analyze_accesses_for_phi_node, check_var_notmodified_p,
794 check_allocation_function, find_sites_in_func,
795 record_all_accesses_in_func, transform_access_sites,
796 transform_allocation_sites): Likewise.
797 * omp-low.c (new_omp_region, create_omp_child_function_name,
798 check_omp_nesting_restrictions, check_combined_parallel,
799 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
800 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
801 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
802 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
804 * opts-common.c (prune_options): Likewise.
805 * opts.c (add_input_filename, print_filtered_help,
806 get_option_state): Likewise.
807 * params.c (add_params): Likewise.
808 * passes.c (set_pass_for_id, next_pass_1,
809 do_per_function_toporder, pass_fini_dump_file): Likewise.
810 * postreload.c (reload_cse_simplify_operands): Likewise.
811 * predict.c (tree_predicted_by_p, tree_predict_edge,
812 clear_bb_predictions, combine_predictions_for_bb): Likewise.
814 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
816 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
818 * recog.c (check_asm_operands, validate_change_1): Likewise.
819 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
820 subst_asm_stack_regs): Likewise.
821 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
822 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
823 * regmove.c (reg_is_remote_constant_p): Likewise.
824 * regrename.c (regrename_optimize, scan_rtx_reg,
825 kill_clobbered_value, kill_set_value, kill_autoinc_value):
827 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
828 regstat_compute_calls_crossed): Likewise.
829 * reload1.c (init_reload, new_insn_chain,
830 has_nonexceptional_receiver, reload, copy_reloads,
831 calculate_needs_all_insns, init_elim_table): Likewise.
832 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
833 * rtl.c (shallow_copy_rtx_stat): Likewise.
834 * rtlanal.c (parms_set): Likewise.
835 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
836 sbitmap_resize, sbitmap_vector_alloc): Likewise.
837 * sched-ebb.c (earliest_block_with_similiar_load,
838 add_deps_for_risky_insns): Likewise.
839 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
840 schedule_region): Likewise.
841 * see.c (eq_descriptor_pre_extension,
842 hash_descriptor_pre_extension, hash_del_pre_extension,
843 eq_descriptor_properties, hash_descriptor_properties,
844 hash_del_properties, see_seek_pre_extension_expr,
845 see_initialize_data_structures, see_print_register_properties,
846 see_print_pre_extension_expr, see_delete_merged_def_extension,
847 see_delete_unmerged_def_extension, see_emit_use_extension,
848 see_pre_delete_extension, see_map_extension, see_commit_changes,
849 see_analyze_merged_def_local_prop,
850 see_analyze_merged_def_local_prop,
851 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
852 see_set_prop_merged_def, see_set_prop_unmerged_def,
853 see_set_prop_unmerged_use, see_print_one_extension,
854 see_merge_one_use_extension, see_merge_one_def_extension,
855 see_store_reference_and_extension, see_update_uses_relevancy,
856 see_update_defs_relevancy): Likewise.
857 * statistics.c (hash_statistics_hash, hash_statistics_eq,
858 hash_statistics_free, curr_statistics_hash): Likewise.
859 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
860 expand_asm_operands, expand_return, case_bit_test_cmp,
861 expand_case): Likewise.
862 * stor-layout.c (start_record_layout): Likewise.
863 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
864 gt_pch_save_stringpool): Likewise.
865 * tree-data-ref.c (hash_stmt_vertex_info,
866 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
867 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
869 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
872 * config/i386/i386.md : Change constraints of HImode and QImode
873 immediate operands from "i" to "n". Change SImode "ni" constraint to
874 "i" and SImode "rmi" constraint to "g". Remove all constraints
875 from const0_operand and const1_operand predicated operands.
876 (i): Change QImode and HImode attribute from "i" to "n".
877 (*subqi_2): Change HImode operands to QImode.
880 2008-06-25 Olivier Hainque <hainque@adacore.com>
882 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
885 2008-06-25 Richard Guenther <rguenther@suse.de>
887 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
888 not overflow the result type.
890 2008-06-25 Richard Guenther <rguenther@suse.de>
892 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
893 (vn_lookup): Likewise.
895 2008-06-25 Richard Guenther <rguenther@suse.de>
897 PR tree-optimization/35518
898 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
899 * tree-sra.c (instantiate_element): Use fold_build3 to build
901 (try_instantiate_multiple_fields): Likewise.
903 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
905 * config/rs6000/rs6000.md: Change all string instruction's clobber to
908 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
910 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
911 use_backchain_to_restore_sp to true
912 if the offset of the link register save area would go over the 32k - 1
913 offset limit of the load
916 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
918 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
919 anchor for the type-punning blurb. Cross-reference "Structures
920 unions enumerations and bit-fields implementation". Provide a
921 cast-through-pointer example. Make final sentence self-contained.
922 * doc/implement-c.texi (Structures unions enumerations and
923 bit-fields implementation): Cross-reference the type-punning blurb
924 in the -fstrict-aliasing documentation.
926 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
929 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
930 the memory instead of the memory itself for the save area.
932 2008-06-24 Olivier Hainque <hainque@adacore.com>
933 Nicolas Roche <roche@adacore.com>
935 * gengtype.c (srcdir_len): size_t instead of int.
936 (get_file_realbasename): New function. For F a filename, the real
937 basename of F, with all the path components stripped.
938 (get_file_srcdir_relative_path): New function. For F a filename, the
939 relative path to F from $(srcdir).
940 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
941 get_file_realbasename. Adjust the head comment.
942 (get_prefix_langdir_index): New function. For F a filename, return the
943 lang_dir_names[] relative index of the language directory that is
945 (get_file_langdir): For F a filename, return the name of the language
946 directory where F is located.
947 (get_file_gtfilename): New function. The gt- output file name for an
949 (get_output_file_with_visibility): Replace in-line computations with
950 uses of get_file_gtfilename and get_prefix_langdir_index.
951 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
953 2008-06-24 Jakub Jelinek <jakub@redhat.com>
955 PR tree-optimization/36504
956 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
957 references without base address.
959 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
962 * calls.c (expand_call): Increase alignment for recursive functions.
964 2008-06-23 Anatoly Sokolov <aesok@post.ru>
966 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
967 (TARGET_FUNCTION_VALUE): New define.
968 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
969 * config/avr/avr.h (FUNCTION_VALUE): Remove.
971 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
974 (fmod<mode>3): Ditto.
975 (remainderxf3): Ditto.
976 (remainder<mode>3): Ditto.
978 2008-06-23 Jakub Jelinek <jakub@redhat.com>
981 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
982 REG is a hard register.
984 PR tree-optimization/36508
985 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
986 499, don't check it at all in release compilers.
988 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
991 together with SSE_TARGET_MATH to disable insn pattern.
992 (*fop_<MODEF:mode>_2_i387): Ditto.
993 (*fop_<MODEF:mode>_3_i387): Ditto.
995 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
997 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
999 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1002 * gimplify.c (gimplify_asm_expr): Check the return code of
1003 parse_output_constraint call, set function return and is_inout
1006 2008-06-22 Ian Lance Taylor <iant@google.com>
1008 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1009 (narrowest_signed_type): Likewise.
1010 * c-typeck.c (c_common_type): Change local variable mclass to enum
1012 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1013 tcc_comparison, not the tree code itself.
1014 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1015 (c_expand_expr): Cast modifier to enum expand_modifier.
1016 * c-common.h (C_RID_CODE): Add casts.
1017 (C_SET_RID_CODE): Define.
1018 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1019 (c_lex_one_token): Add cast to avoid warning.
1020 (c_parser_objc_type_name): Rename local typename to type_name.
1021 (check_no_duplicate_clause): Change code parameter to enum
1023 (c_parser_omp_var_list_parens): Change kind parameter to enum
1025 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1026 c_parser_omp_list_var_parens.
1027 (c_parser_omp_threadprivate): Likewise.
1028 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1029 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1030 * c-format.c (NO_FMT): Define.
1031 (printf_length_specs): Use NO_FMT.
1032 (asm_fprintf_length_specs): Likewise.
1033 (gcc_diag_length_specs): Likewise.
1034 (scanf_length_specs): Likewise.
1035 (strfmon_length_specs): Likewise.
1036 (gcc_gfc_length_specs): Likewise.
1037 (printf_flag_specs): Change 0 to STD_C89.
1038 (asm_fprintf_flag_specs): Likewise.
1039 (gcc_diag_flag_specs): Likewise.
1040 (gcc_cxxdiag_flag_specs): Likewise.
1041 (scanf_flag_specs): Likewise.
1042 (strftime_flag_specs): Likewise.
1043 (strfmon_flag_specs): Likewise.
1044 (print_char_table): Likewise.
1045 (asm_fprintf_char_table): Likewise.
1046 (gcc_diag_char_table): Likewise.
1047 (gcc_tdiag_char_table): Likewise.
1048 (gcc_cdiag_char_table): Likewise.
1049 (gcc_cxxdiag_char_table): Likewise.
1050 (gcc_gfc_char_table): Likewise.
1051 (scan_char_table): Likewise.
1052 (time_char_table): Likewis.
1053 (monetary_char_table): Likewise.
1054 * c-format.h (BADLEN): Likewise.
1056 2008-06-21 Ian Lance Taylor <iant@google.com>
1058 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1059 Define END_OF_BASE_TREE_CODES around inclusion.
1060 * tree.c (tree_code_type): New global array.
1061 (tree_code_length, tree_code_name): Likewise.
1062 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1064 (all-tree.def, s-alltree): New targets.
1065 (gencheck.h, s-gencheck): Remove.
1066 (tree.o): Depend upon all-tree.def.
1067 (build/gencheck.o): Remove gencheck.h dependency.
1068 (mostlyclean): Don't remove gencheck.h.
1069 * c-common.h (enum c_tree_code): Remove.
1070 * c-lang.c (tree_code_type): Remove.
1071 (tree_code_length, tree_code_name): Remove.
1072 * gencheck.c (tree_codes): Include all-tree.def, rather than
1073 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1075 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1077 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1078 (operator_name_info): Size to MAX_TREE_CODES.
1079 (assignment_operator_name_info): Likewise.
1080 * cp/cp-lang.c (tree_code_type): Remove.
1081 (tree_code_length, tree_code_name): Remove.
1082 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1083 (assignment_operator_name_info): Likewise.
1084 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1086 * cp/mangle.c (write_expression): Likewise.
1087 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1088 * fortran/f95-lang.c (tree_code_type): Remove.
1089 (tree_code_length, tree_code_name): Remove.
1090 * java/java-tree.h (enum java_tree_code): Remove.
1091 * java/lang.c (tree_code_type): Remove.
1092 (tree_code_length, tree_code_name): Remove.
1093 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1094 * objc/objc-act.h (enum objc_tree_code): Remove.
1095 * objc/objc-lang.c (tree_code_type): Remove.
1096 (tree_code_length, tree_code_name): Remove.
1097 * objcp/objcp-lang.c (tree_code_type): Remove.
1098 (tree_code_length, tree_code_name): Remove.
1099 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1100 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1101 * ada/misc.c (tree_code_type): Remove.
1102 (tree_code_length, tree_code_name): Remove.
1104 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1106 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1107 the grand_bitmap_obstack.
1109 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1111 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1112 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1113 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1114 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1115 move_stmt_r, new_label_mapper): Likewise.
1116 * tree-complex.c (cvc_lookup): Likewise.
1117 * tree-dfa.c (create_function_ann): Likewise.
1118 * tree-dump.c (dump_register): Likewise.
1119 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1120 find_phi_replacement_condition): Likewise.
1121 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1122 tree_function_versioning): Likewise.
1123 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1124 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1125 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1126 get_nonlocal_debug_decl, convert_nonlocal_reference,
1127 convert_nonlocal_omp_clauses, get_local_debug_decl,
1128 convert_local_reference, convert_local_omp_clauses,
1129 convert_nl_goto_reference, convert_nl_goto_receiver,
1130 convert_tramp_reference, convert_call_expr): Likewise.
1131 * tree-outof-ssa.c (contains_tree_r): Likewise.
1132 * tree-parloops.c (reduction_phi, initialize_reductions,
1133 eliminate_local_variables_1, add_field_for_reduction,
1134 add_field_for_name, create_phi_for_local_result,
1135 create_call_for_reduction_1, create_loads_for_reductions,
1136 create_stores_for_reduction, create_loads_and_stores_for_name):
1138 * tree-phinodes.c (allocate_phi_node): Likewise.
1139 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1140 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1141 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1142 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1143 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1144 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1145 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1146 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1147 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1148 vn_nary_op_insert): Likewise.
1149 * tree-ssa.c (redirect_edge_var_map_add,
1150 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1151 * tree-vectorizer.c (vectorize_loops): Likewise.
1152 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1153 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1154 tree_cons_stat, build1_stat, build_variant_type_copy,
1155 decl_init_priority_lookup, decl_fini_priority_lookup,
1156 decl_priority_info, decl_restrict_base_lookup,
1157 decl_restrict_base_insert, decl_debug_expr_lookup,
1158 decl_debug_expr_insert, decl_value_expr_lookup,
1159 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1160 type_hash_add, get_file_function_name, tree_check_failed,
1161 tree_not_check_failed, tree_range_check_failed,
1162 omp_clause_range_check_failed, build_omp_clause,
1163 build_vl_exp_stat): Likewise.
1164 * value-prof.c (gimple_histogram_value,
1165 gimple_duplicate_stmt_histograms): Likewise.
1166 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1167 unshare_variable, variable_union_info_cmp_pos, variable_union,
1168 dataflow_set_different_1, dataflow_set_different_2,
1169 vt_find_locations, variable_was_changed, set_variable_part,
1170 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1171 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1172 section_entry_hash, object_block_entry_eq,
1173 object_block_entry_hash, create_block_symbol,
1174 initialize_cold_section_name, default_function_rodata_section,
1175 strip_reg_name, set_user_assembler_name, const_desc_eq,
1176 build_constant_desc, output_constant_def, lookup_constant_def,
1177 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1178 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1179 default_internal_label): Likewise.
1180 * varray.c (varray_init, varray_grow): Likewise.
1181 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1183 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1185 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1186 operators for "test" insn. Macroize insn using SWI mode macro.
1187 (*jcc_fused_2): Ditto.
1188 (*jcc_fused_3): Macroize insn using SWI mode macro.
1189 (*jcc_fused_4): Ditto.
1191 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1193 * tree-ssa-pre.c: Fix typo in comment.
1194 (init_antic, fini_antic): Add explicit funtions for
1195 initializing and deinitializing ANTIC and AVAIL sets.
1196 (create_expression_by_pieces): Fix typo in comment.
1197 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1198 (execute_pre): Eventually dump details about ANTIC_IN.
1200 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1202 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1203 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1204 add_to_obstack, file_at_path, find_a_file, execute,
1205 add_preprocessor_option, add_assembler_option, add_linker_option,
1206 process_command, insert_wrapper, do_option_spec, do_self_spec,
1207 spec_path, do_spec_1, is_directory, main, used_arg,
1208 getenv_spec_function): Likewise.
1209 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1210 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1213 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1215 * doc/rtl.texi: Updated subreg section.
1217 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1220 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1221 node->needed and node->reachable.
1222 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1223 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1224 (expand_task_call): Don't call expand_task_copyfn.
1225 (expand_task_copyfn): Renamed to...
1226 (finalize_task_copyfn): ... this.
1228 2008-06-19 Jan Hubicka <jh@suse.cz>
1230 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1231 clobbering framepointer.
1233 2008-06-19 Jan Hubicka <jh@suse.cz>
1235 * tree-optimize.c (execute_early_local_optimizations): Set
1236 cgraph_state only at first invocation.
1238 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1240 * system.h (-Wc++-compat): Activate as a warning, no an error.
1242 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1245 instead of "#" in insn asm template.
1246 (*jcc_fused_2): Ditto.
1248 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1250 * config/i386/i386.h (ix86_tune_indices)
1251 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1252 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1253 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1254 (*jcc_fused_2): Ditto.
1255 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1256 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1257 (print operand): Handle 'E' and 'e' code.
1259 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1261 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1262 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1263 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1265 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1267 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1269 (cgraph_expand_function): Use local copy of decl.
1270 (cgraph_expand_all_functions): Remove redundant initialization of
1272 (cgraph_optimize): Reword internal_error message.
1274 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1276 * arm-protos.h (arm_return_in_memory): Remove public
1277 arm_return_in_memory() prototype.
1278 * arm.c (arm_return_in_memory): Add static prototype, add target
1279 hook macro, change definition and comments.
1280 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1282 2008-06-19 Ben Elliston <bje@au.ibm.com>
1284 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1285 real.c: Remove references to IEEE 754R.
1286 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1287 * doc/libgcc.texi (Decimal float library routines): Likewise.
1289 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1291 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1292 (default_unwind_word_mode): Add prototype.
1293 * targhooks.c (default_unwind_word_mode): New function.
1294 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1295 instead of word_mode.
1296 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1297 (TARGET_INITIALIZER): Use it.
1299 * c-common.c (handle_mode_attribute): Support "unwind_word"
1301 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1303 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1304 word_mode to access SjLj_Function_Context member "data".
1305 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1306 conversion from targetm.eh_return_filter_mode () to
1307 targetm.unwind_word_mode () if they differ.
1309 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1310 (BT_FN_UNWINDWORD_PTR): New function type.
1311 (BT_FN_WORD_PTR): Remove.
1312 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1313 * except.c (expand_builtin_extend_pointer): Convert pointer to
1314 targetm.unwind_word_mode () instead of word_mode.
1316 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1317 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1318 (spu_unwind_word_mode): New function.
1319 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1320 (TARGET_UNWIND_WORD_MODE): Define.
1321 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1323 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1325 * config/spu/spu.c (reg_align): Remove.
1326 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1327 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1328 (spu_split_store): Likewise.
1330 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1332 * gcc/tree-vn.c: Fix typo in comment.
1334 2008-06-18 Jan Hubicka <jh@suse.cz>
1336 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1337 toplevel reorder too.
1339 2008-06-18 Jan Hubicka <jh@suse.cz>
1341 * c-opts.c (c_common_post_options): PCH is not compatible with
1343 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1344 -fno-toplevel-reorder by default now.
1346 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1348 PR documentation/30739
1349 * doc/install.texi (Prerequisites): Document dependency on awk.
1351 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1352 Ian Lance Taylor <iant@google.com>
1354 PR rtl-optimization/35604
1355 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1356 only want to change jump destinations, not eventual label comparisons.
1358 2008-06-16 Jan Hubicka <jh@suse.cz>
1360 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1362 (cgraph_analyze_function): Likewise.
1364 2008-06-16 Jan Hubicka <jh@suse.cz>
1366 * cgraph.h (cgraph_mark_if_needed): New function.
1367 * cgraphunit.c (cgraph_mark_if_needed): New function.
1368 * c-decl.c (duplicate_decl): Use it.
1370 2008-06-16 Jan Hubicka <jh@suse.cz>
1372 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1375 2008-06-16 Jan Hubicka <jh@suse.cz>
1377 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1379 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1380 Kazu Hirata <kazu@codesourcery.com>
1381 Maxim Kuvyrkov <maxim@codesourcery.com
1383 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1384 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1385 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1386 EXTRA_SPEC_FUNCTIONS.
1387 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1388 (DRIVER_SELF_SPECS): Adjust.
1389 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1390 * config/mips/st.h, config/mips/t-st: New.
1391 * config/mips/driver-native.c, config/mips/x-native: New.
1392 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1395 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1397 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1399 (ISA_HAS_FP_CONDMOVE): New macro.
1400 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1401 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1402 (ISA_HAS_NMADD3_NMSUB3): New macro.
1403 * config/mips/mips.c (mips_rtx_costs): Update.
1404 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1405 compiling for ST Loongson 2E/2F.
1406 (madd<mode>): Rename to madd4<mode>. Update.
1407 (madd3<mode>): New pattern.
1408 (msub<mode>): Rename to msub4<mode>. Update.
1409 (msub3<mode>): New pattern.
1410 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1411 (nmadd3<mode>): New pattern.
1412 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1413 (nmadd3<mode>_fastmath): New pattern.
1414 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1415 (nmsub3<mode>): New pattern.
1416 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1417 (nmsub3<mode>_fastmath): New pattern.
1418 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1420 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1422 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1423 (DF_REF_INSN_INFO): New.
1424 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1425 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1426 with a NULL DF_REF_INSN_INFO.
1427 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1429 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1430 DF_INSN_INFO_EQ_USES): New.
1431 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1432 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1433 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1434 * df-core.c: Update comment for above changes.
1435 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1436 DF_INSN_UID_* macros.
1437 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1438 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1439 insn rtx. Update all callers.
1440 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1441 df_ref_create_structure, df_insn_refs_collect): Likewise.
1442 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1443 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1444 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1445 macros to access the insn refs.
1446 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1447 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1448 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1449 for accessing the refs.
1450 (try_fwprop_subst): Likewise.
1451 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1452 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1453 for accessing the refs.
1454 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1455 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1456 to look at the insn refs.
1457 (record_uses): Likewise.
1458 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1460 (mark_artificial_uses): Don't mark_insn for artificial refs.
1461 (mark_reg_rependencies): Likewise.
1463 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1465 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1467 * configure: Regenerate.
1469 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1471 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1472 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1473 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1475 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1477 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1478 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1479 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1481 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1483 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1484 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1485 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1487 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1489 * tree-ssa-sccvn.c: Fix format of comments.
1491 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1493 * cgraph.c: Remove unneeded forward declarations of eq_node()
1496 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1498 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1500 (see_update_relevancy): Likewise.
1501 * fwprop.c (try_fwprop_subst): Likewise.
1502 * rtlanal.c (noop_move_p): Likewise.
1503 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1504 notes to non-existing libcall blocks.
1505 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1507 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1508 (dead_libcall_p): Remove.
1509 (delete_trivially_dead_insns): Don't use it.
1510 * web.c (union_defs): Remove comment about keeping nops.
1511 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1512 (compute_hash_table_work): Don't track libcall notes.
1513 (do_local_cprop): Don't take libcall pointers. Don't update
1515 (adjust_libcall_notes): Deleted.
1516 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1517 ever have existed in the first place).
1518 (replace_store_insn): Don't try to remove libcall notes.
1519 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1520 (resolve_reg_notes): Don't call them.
1521 (resolve_simple_move): Likewise.
1522 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1523 Don't remove REG_RETVAL notes.
1524 * emit-rtl.c (try_split): Don't update libcall notes.
1525 (emit_copy_of_insn_after): Dito.
1526 * cselib.c (cselib_current_insn_in_libcall): Remove.
1527 (cselib_process_insn): Don't set/clear it.
1528 (new_elt_loc_list): Don't record it.
1529 (cselib_init): Don't initialize it.
1530 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1531 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1533 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1534 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1535 (init_deps): Don't initialize it.
1536 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1537 * combine.c (delete_noop_moves): Don't update libcall notes.
1538 (can_combine_p): Remove now pointless #if 0 block.
1539 (try_combine): Remove another obsolete #if 0 block.
1540 (distribute_notes): Don't distribute libcall notes.
1541 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1542 * dce.c (libcall_dead_p): Remove.
1543 (delete_unmarked_insns): Don't handle libcall blocks.
1544 (preserve_libcall_for_dce): Remove.
1545 (prescan_insns_for_dce): Don't special-case libcall block insns.
1546 * reload1 (reload): Don't handle libcall notes.
1547 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1550 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1552 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1553 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1554 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1556 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1558 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1559 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1560 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1562 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1564 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1566 2008-06-16 Ira Rosen <irar@il.ibm.com>
1568 PR tree-optimization/36493
1569 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1570 the arguments list. Use VECTYPE to create vector pointer.
1571 (vectorizable_store): Fail if accesses through a pointer to vectype
1572 do not alias the original memory reference operands.
1573 Call vect_create_data_ref_ptr without the removed argument.
1574 (vectorizable_load): Likewise.
1575 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1578 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1581 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1584 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1586 * config/mips/loongson2ef.md: New file.
1587 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1588 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1589 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1590 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1591 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1593 (loongson2ef.md): New include.
1594 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1595 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1596 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1597 (loongson_gt_<mode>, loongson_extract_halfword)
1598 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1599 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1600 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1601 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1602 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1603 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1604 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1605 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1606 (vec_interleave_low<mode>): Define type attribute.
1607 * config/mips/mips.c (mips_ls2): New static variable.
1608 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1609 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1610 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1611 Implement target scheduling hooks.
1612 (mips_multipass_dfa_lookahead): Update to handle tuning for
1614 (mips_sched_init): Initialize data for Loongson scheduling.
1615 (mips_ls2_variable_issue): New static function.
1616 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1618 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1619 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1620 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1621 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1622 Handle ST Loongson 2E/2F cores.
1623 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1625 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1627 * omp-low.c (extract_omp_for_data): Fix comment typo.
1630 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1632 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1633 FIXME note about gcc/config.guess.
1634 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1635 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1636 * doc/cppopts.texi: Likewise.
1637 * doc/extend.texi: Likewise.
1638 * doc/gcc.texi: Likewise.
1639 * doc/gccint.texi: Likewise.
1640 * doc/gcov.texi: Likewise.
1641 * doc/gty.texi: Likewise.
1642 * doc/hostconfig.texi: Likewise.
1643 * doc/install.texi: Likewise.
1644 * doc/invoke.texi: Likewise.
1645 * doc/loop.texi: Likewise.
1646 * doc/makefile.texi: Likewise.
1647 * doc/md.texi: Likewise.
1648 * doc/passes.texi: Likewise.
1649 * doc/tm.texi: Likewise.
1650 * doc/tree-ssa.texi: Likewise.
1651 * doc/trouble.texi: Likewise.
1653 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1654 Nathan Sidwell <nathan@codesourcery.com>
1655 Maxim Kuvyrkov <maxim@codesourcery.com>
1656 Richard Sandiford <rdsandiford@googlemail.com>
1658 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1659 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1660 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1662 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1663 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1664 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1666 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1667 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1668 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1669 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1670 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1671 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1672 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1673 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1674 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1675 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1676 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1677 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1678 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1679 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1680 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1681 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1682 (mips_builtins): Add Loongson builtins.
1683 (mips_loongson_2ef_bdesc): New.
1684 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1685 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1686 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1687 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1689 (mips_expand_vector_init): New.
1690 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1691 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1693 * config/mips/mips.md: Add unspec numbers for Loongson
1694 builtins. Include loongson.md.
1695 (MOVE64): Include Loongson vector modes.
1696 (SPLITF): Include Loongson vector modes.
1697 (HALFMODE): Handle Loongson vector modes.
1698 * config/mips/loongson.md: New.
1699 * config/mips/loongson.h: New.
1700 * config.gcc: Add loongson.h header for mips*-*-* targets.
1701 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1703 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1705 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1706 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1707 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1708 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1709 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1710 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1711 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1712 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1713 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1714 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1715 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1716 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1717 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1718 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1719 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1720 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1721 Remove use_fixproto=yes.
1722 (ia64*-*-hpux*): Remove comment about using fixproto.
1723 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1725 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1727 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1729 * configure: Regenerate.
1731 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1734 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1735 before evaluating it.
1737 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1740 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1741 nested inline functions.
1742 (start_decl, start_function): Don't invert DECL_EXTERNAL
1743 for nested inline functions.
1745 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1747 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1748 splits that must be made for correctness.
1750 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1752 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1753 (AVAIL_NON_MIPS16): Likewise.
1754 (mips_builtin_description): Replace target_flags with a predicate.
1755 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1756 (dspr2_32): New availability predicates.
1757 (MIPS_BUILTIN): New macro.
1758 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1759 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1760 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1761 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1762 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1763 (mips_dsp_32only_bdesc): Merge into...
1764 (mips_builtins): ...this new array.
1765 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1766 (mips_init_builtins): Update after above changes.
1767 (mips_expand_builtin_1): Merge into...
1768 (mips_expand_builtin): ...here and update after above changes.
1770 2008-06-12 Paul Brook <paul@codesourcery.com>
1772 * longlong.h (__arm__): Define count_leading_zeros.
1773 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1774 (clzsi2, clzdi2): New functions.
1775 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1776 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1777 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1778 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1779 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1780 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1781 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1782 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1783 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1784 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1786 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1788 * config/m68k/m68k.c (m68k_tune_flags): New.
1789 (override_options): Compute m68k_tune_flags.
1790 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1791 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1793 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1796 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1798 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1800 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1801 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1803 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1805 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1806 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1808 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1811 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1814 2008-06-12 Richard Guenther <rguenther@suse.de>
1816 PR tree-optimization/36345
1817 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1818 add memory_tag_needed flag.
1819 (may_alias_p): Declare.
1820 * tree-ssa-alias.c (may_alias_p): Export.
1821 (set_initial_properties): Use memory_tag_needed flag.
1822 (update_reference_counts): Likewise.
1823 (reset_alias_info): Reset memory_tag_needed flag.
1824 (create_name_tags): Check memory_tag_needed flag.
1825 (dump_points_to_info_for): Dump it.
1826 * tree-ssa-structalias.c (struct variable_info): Remove
1827 directly_dereferenced flag.
1828 (new_var_info): Do not initialize it.
1829 (process_constraint_1): Do not set it.
1830 (update_alias_info): Set is_dereferenced flag.
1831 (set_uids_in_ptset): Use may_alias_p.
1832 (set_used_smts): Check memory_tag_needed flag.
1833 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1834 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1835 memory_tag_needed flag.
1836 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1839 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1841 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1842 red zone for w64 abi.
1843 (ix86_expand_prologue): Likewise.
1844 (ix86_force_to_memory): Likewise.
1845 (ix86_free_from_memory): Likewise.
1847 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1850 * config/rs6000/rs6000.c (rs6000_override_options): Set
1851 rs6000_isel conditionally to the absence of comand line override.
1852 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1853 Remove duplicate rs6000_isel setting.
1854 * config/rs6000/eabispe.h: Ditto.
1856 2008-06-11 Richard Guenther <rguenther@suse.de>
1858 * alias.c (get_alias_set): Use the element alias-set for arrays.
1859 (record_component_aliases): For arrays and vectors do nothing.
1860 * c-common.c (strict_aliasing_warning): Handle the cases
1861 of alias set zero explicitly.
1862 * Makefile.in (dfp.o-warn): Add -Wno-error.
1864 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1866 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1868 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1869 tune_32 tune_64 to supported_defaults. Allow values not
1870 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1871 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1872 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1873 with_cpu_64 to generic for 64-bit-supporting configurations, not
1874 with_cpu. Remove FIXMEs.
1875 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1876 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1877 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1878 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1879 arch_32 and arch_64.
1881 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1882 Olivier Hainque <hainque@adacore.com>
1884 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1885 Use DECL_SIZE_UNIT to retrieve the size of the field.
1887 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1889 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1890 with function calls after declarations. Lay out
1891 neon_float_type_node before further use.
1893 2008-06-11 Richard Guenther <rguenther@suse.de>
1895 * tree-flow.h (may_point_to_global_var): Declare.
1896 * tree-ssa-alias.c (may_point_to_global_var): New function.
1897 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1899 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1901 * configure.ac: Teach that fido supports .debug_line.
1902 * configure: Regenerate.
1904 2008-06-10 Tom Tromey <tromey@redhat.com>
1906 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1909 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1911 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1912 (encode_decimal64, decode_decimal64, encode_decimal128,
1913 decode_decimal128): Reverse order of 32-bit parts of value if host
1914 and target endianness differ.
1916 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1918 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1919 Avoid division by 0.
1920 (tree_mod_pow2_value_transform): Likewise.
1921 (tree_ic_transform): Likewise.
1922 (tree_stringops_transform): Likewise.
1923 (tree_mod_subtract_transform): Likewise.
1924 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1925 (copy_edges_for_bb): Likewise.
1926 (initialize_cfun): Likewise.
1928 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1930 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1931 nonmemory_operand. Add "N" operand constraint.
1933 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1934 (*jcc_btsi_mask): Ditto.
1935 (*jcc_btsi_mask_1): Ditto.
1937 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1939 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1940 TYPE_CANONICAL for copied element type.
1942 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1945 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1946 Add m_CORE2 and m_GENERIC.
1947 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1948 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1950 (*jcc_btdi_rex64): New instruction and split pattern.
1952 (*jcc_btsi_1): Ditto.
1953 (*btsq): Fix Intel asm dialect operand order.
1957 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1960 * simplify-rtx.c (simplify_subreg): Add check for shift count
1963 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1965 * doc/md.texi: Synchronize with later constraints.md change.
1966 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1967 with a C implementation.
1968 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1970 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1971 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1972 when moving to and from MD_REGNUM.
1973 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1974 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1975 Handle byte and halfword moves.
1976 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1978 * config/mips/constraints.md (h): Turn into NO_REGS.
1979 (l, x): Update documentation.
1980 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1981 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1982 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1983 (HILO): New mode iterator.
1985 (any_div): New code iterator.
1986 (u): Extend code attribute to div and udiv.
1987 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1988 d_operand in the splitters. Remove redundant CONST_INT checks.
1989 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1990 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1991 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1992 accordingly, using normal moves instead of unspecs to move LO into
1993 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1994 (<u>mulsidi3): Handle expansion in C code.
1995 (<u>mulsidi3_32bit_internal): Rename to...
1996 (<u>mulsidi3_32bit): ...this.
1997 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1998 (*<u>mulsidi3_64bit): Rename to...
1999 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2000 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2001 to set LO and HI to the multiplication result. Use a normal move
2002 for MFLO and an unspec for MFHI.
2003 (*<u>mulsidi3_64bit_parts): Replace with...
2004 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2005 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2006 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2007 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2008 instead of HI. Split the instruction into a separate multiplication
2009 and MFHI if !TARGET_FIX_R4000.
2010 (<su>muldi3_highpart): Likewise.
2011 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2012 and the "=h" clobber.
2013 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2014 (<u>mulditi3): New expander.
2015 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2016 (madsi): Remove "=h" clobber.
2017 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2018 Force the modulus result to be a GPR and split the instruction into
2019 a division followed by an MFHI after reload.
2020 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2021 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2022 the MIPS16 HIGH define_split.
2023 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2024 of acc<->gpr moves to "multi".
2025 (*movdi_64bit): Replace the single "x" alternative with
2026 alternatives for moving into and out of "a".
2027 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2028 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2029 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2030 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2031 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2032 (movti): New expander.
2033 (*movti, *movti_mips16): New insns.
2034 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2035 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2036 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2037 * config/mips/predicates.md (fpr_operand): Delete.
2038 (d_operand): New predicate.
2040 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2042 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2043 failure on some Bourne shells.
2044 (x86_64-*-*): Ditto.
2046 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2048 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2050 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2052 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2053 (sparc-sun-solaris2*): Likewise.
2055 2008-06-09 Arnaud Charlet <charlet@adacore.com
2057 * doc/install.texi: Update requirements to build the Ada compiler.
2059 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2061 * df-scan.c (struct df_scan_problem_data): Remove the
2062 mw_link_pool alloc pool.
2063 (df_scan_free_internal): Don't free it.
2064 (df_scan_alloc): Don't allocate it.
2065 * df.h (struct df_link): Update comment.
2067 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2069 * except.h: Correct checks for when SJLJ exceptions must be used.
2071 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2073 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2076 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2078 PR tree-optimization/36218
2079 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2080 configure for the build system.
2081 (BUILD_LDFLAGS): Define.
2082 * configure: Regenerate.
2083 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2085 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2088 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2089 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2090 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2092 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2094 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2096 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2098 * config.gcc (Obsolete configurations): Remove list of
2100 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2101 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2102 targets matched by those patterns.
2103 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2104 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2105 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2106 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2107 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2108 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2109 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2110 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2111 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2112 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2113 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2114 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2115 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2116 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2117 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2118 Make code for Solaris 7 and greater unconditional for Solaris.
2119 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2120 Remove --with-* handling.
2121 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2122 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2123 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2124 LINK_OS_WINDISS_SPEC): Remove.
2125 * config/rs6000/sysv4.opt (mwindiss): Remove.
2126 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2127 * configure: Regenerate.
2128 * doc/cpp.texi: Don't mention BeOS.
2129 * doc/extend.texi (interrupt): Don't mention MS1.
2130 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2131 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2132 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2133 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2134 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2136 * doc/invoke.texi (MT Options): Remove.
2137 (-mwindiss): Remove.
2138 (CRIS Options): Remove cris-axis-aout references.
2139 (HPPA Options): Don't mention hppa1.1-*-pro.
2140 * doc/md.texi: (MorphoTech family): Remove.
2141 * libgcc2.c: Don't handle UWIN.
2142 * config/alpha/t-unicosmk: Remove.
2143 * config/alpha/unicosmk.h: Remove.
2144 * config/arm/kaos-arm.h: Remove.
2145 * config/arm/kaos-strongarm.h: Remove.
2146 * config/arm/strongarm-coff.h: Remove.
2147 * config/arm/strongarm-elf.h: Remove.
2148 * config/arm/strongarm-pe.h: Remove.
2149 * config/arm/t-strongarm-pe: Remove.
2150 * config/arm/t-xscale-coff: Remove.
2151 * config/arm/t-xscale-elf: Remove.
2152 * config/arm/xscale-coff.h: Remove.
2153 * config/arm/xscale-elf.h: Remove.
2154 * config/chorus.h: Remove.
2155 * config/cris/aout.h: Remove.
2156 * config/cris/aout.opt: Remove.
2157 * config/cris/t-aout: Remove.
2158 * config/i386/beos-elf.h: Remove.
2159 * config/i386/kaos-i386.h: Remove.
2160 * config/i386/ptx4-i.h: Remove.
2161 * config/i386/sco5.h: Remove.
2162 * config/i386/sco5.opt: Remove.
2163 * config/i386/sysv4-cpp.h: Remove.
2164 * config/i386/sysv5.h: Remove.
2165 * config/i386/t-beos: Remove.
2166 * config/i386/t-sco5: Remove.
2167 * config/i386/t-uwin: Remove.
2168 * config/i386/uwin.asm: Remove.
2169 * config/i386/uwin.h: Remove.
2170 * config/kaos.h: Remove.
2171 * config/mips/windiss.h: Remove.
2172 * config/mt: Remove directory.
2173 * config/pa/pa-osf.h: Remove.
2174 * config/pa/pa-pro-end.h: Remove.
2175 * config/pa/t-pro: Remove.
2176 * config/ptx4.h: Remove.
2177 * config/rs6000/beos.h: Remove.
2178 * config/rs6000/kaos-ppc.h: Remove.
2179 * config/rs6000/t-beos: Remove.
2180 * config/rs6000/windiss.h: Remove.
2181 * config/sh/kaos-sh.h: Remove.
2182 * config/sol2-6.h: Remove.
2183 * config/sparc/sol26-sld.h: Remove.
2184 * config/sparc/sysv4-only.h: Remove.
2185 * config/vax/bsd.h: Remove.
2186 * config/vax/t-memfuncs: Remove.
2187 * config/vax/ultrix.h: Remove.
2188 * config/vax/vaxv.h: Remove.
2189 * config/windiss.h: Remove.
2191 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2193 PR rtl-optimization/36438
2194 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2195 for vector shifts with constant scalar shift operands.
2197 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2199 * doc/invoke.texi: Document -march=xlr.
2200 * config/mips/xlr.md: New file.
2201 * config/mips/mips.md: Include it.
2203 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2204 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2205 (mips_rtx_cost_data): Likewise.
2207 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2209 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2210 PRE_INC and PRE_DEC cases.
2212 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2214 PR rtl-optimization/36419
2215 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2216 the emitting jump insn.
2219 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2220 is not bool, boolify the whole *expr_p and convert to the desired type.
2222 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2224 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2225 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2226 Add omp_private_outer_ref hook, add another argument to
2227 omp_clause_default_ctor hook.
2228 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2229 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2230 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2231 hook_tree_tree_tree_tree_null.
2232 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2233 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2234 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2235 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2236 * tree.def (OMP_TASK): New tree code.
2237 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2238 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2239 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2240 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2241 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2242 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2243 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2244 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2245 (OMP_DIRECTIVE_P): Add OMP_TASK.
2246 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2247 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2248 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2249 and OMP_CLAUSE_UNTIED entries.
2250 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2252 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2253 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2254 * tree-pretty-print.c (dump_omp_clause): Handle
2255 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2256 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2257 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2258 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2259 warning about unsigned iterators. Change decl/init/cond/incr
2260 arguments to TREE_VECs, check arguments for all collapsed loops.
2261 (c_finish_omp_taskwait): New function.
2262 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2264 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2265 default_function_array_conversion on init. Add par_clauses argument.
2266 If decl is present in parallel's lastprivate clause, change it to
2267 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2268 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2269 collapse count in clauses.
2270 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2271 c_parser_omp_for_loop callers.
2272 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2273 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2274 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2275 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2277 (c_parser_omp_clause_schedule): Handle schedule(auto).
2278 Include correct location in the error message.
2279 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2280 and PRAGMA_OMP_CLAUSE_UNTIED.
2281 (OMP_TASK_CLAUSE_MASK): Define.
2282 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2283 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2284 * tree-nested.c (convert_nonlocal_omp_clauses,
2285 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2286 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2287 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2288 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2290 (conver_nonlocal_reference, convert_local_reference,
2291 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2292 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2293 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2294 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2295 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2296 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2297 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2298 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2299 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2301 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2302 * c-common.h (c_finish_omp_taskwait): New prototype.
2303 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2304 * tree-parloops.c (create_parallel_loop): Create 1 entry
2305 vectors for OMP_FOR_{INIT,COND,INCR}.
2306 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2307 (make_edges): Handle OMP_TASK.
2308 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2309 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2310 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2311 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2312 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2313 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2314 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2315 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2316 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2317 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2318 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2319 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2320 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2321 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2322 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2323 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2324 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2325 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2326 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2327 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2328 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2329 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2330 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2331 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2332 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2333 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2334 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2335 original iterator is present in lastprivate clause or if
2336 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2337 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2338 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2339 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2340 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2341 if it is set, lookup var in outer contexts too. Handle
2342 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2343 to be implicitly determined firstprivate for task regions.
2344 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2345 if it is set, lookup var in outer contexts too. Set
2346 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2347 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2348 OMP_CLAUSE_UNTIED. Take region_type as last argument
2349 instead of in_parallel and in_combined_parallel.
2350 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2352 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2353 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2354 (new_omp_context): Set default_kind to
2355 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2356 (omp_region_type): New enum.
2357 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2358 fields, add region_type.
2359 (new_omp_context): Take region_type as argument instead of is_parallel
2360 and is_combined_parallel.
2361 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2362 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2363 ctx->is_combined_parallel checks.
2364 (gimplify_omp_task): New function.
2365 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2367 * omp-low.c (extract_omp_for_data): Use schedule(static)
2368 for schedule(auto). Handle pointer and unsigned iterators.
2369 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2370 Add loops argument. Extract data for collapsed OMP_FOR loops.
2371 (expand_parallel_call): Assert sched_kind isn't auto,
2372 map runtime schedule to index 3.
2373 (struct omp_for_data_loop): New type.
2374 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2375 Add loop, loops, collapse and iter_type fields.
2376 (workshare_safe_to_combine_p): Disallow combined for if
2377 iter_type is unsigned long long. Don't combine collapse > 1 loops
2378 unless all bounds and steps are constant. Adjust extract_omp_for_data
2380 (expand_omp_for_generic): Handle pointer, unsigned and long long
2381 iterators. Handle collapsed OMP_FOR loops. Adjust
2382 for struct omp_for_data changes. If libgomp function doesn't return
2383 boolean_type_node, add comparison of the return value with 0.
2384 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2385 pointer, unsigned and long long iterators. Adjust for struct
2386 omp_for_data changes.
2387 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2388 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2389 unsigned long long. Allocate loops array, pass it to
2390 extract_omp_for_data. For collapse > 1 loops use always
2391 expand_omp_for_generic.
2392 (omp_context): Add sfield_map and srecord_type fields.
2393 (is_task_ctx, lookup_sfield): New functions.
2394 (use_pointer_for_field): Use is_task_ctx helper. Change first
2395 argument's type from const_tree to tree. Clarify comment.
2396 In OMP_TASK disallow copy-in/out sharing.
2397 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2398 (install_var_field): Add mask argument. Populate both record_type
2399 and srecord_type if needed.
2400 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2402 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2403 and DECL_FIELD_OFFSET.
2404 (scan_sharing_clauses): Adjust install_var_field callers. For
2405 firstprivate clauses on explicit tasks allocate the var by value in
2406 record_type unconditionally, rather than by reference.
2407 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2408 Use is_taskreg_ctx instead of is_parallel_ctx.
2409 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2410 (create_omp_child_function_name): Add task_copy argument, use
2411 *_omp_cpyfn* names if it is true.
2412 (create_omp_child_function): Add task_copy argument, if true create
2413 *_omp_cpyfn* helper function.
2414 (scan_omp_parallel): Adjust create_omp_child_function callers.
2415 Rename parallel_nesting_level to taskreg_nesting_level.
2416 (scan_omp_task): New function.
2417 (lower_rec_input_clauses): Don't run constructors for firstprivate
2418 explicit task vars which are initialized by *_omp_cpyfn*.
2419 Pass outer var ref to omp_clause_default_ctor hook if
2420 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2421 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2422 OMP_CLAUSE_REDUCTION_INIT.
2423 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2424 avoid duplicate setting of fields. Handle
2425 OMP_CLAUSE_PRIVATE_OUTER_REF.
2426 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2427 copy-out if TREE_READONLY, only copy-in.
2428 (expand_task_copyfn): New function.
2429 (expand_task_call): New function.
2430 (struct omp_taskcopy_context): New type.
2431 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2433 (lower_omp_parallel): Rename to...
2434 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2435 Call create_task_copyfn if srecord_type is needed. Adjust
2437 (task_shared_vars): New variable.
2438 (check_omp_nesting_restrictions): Warn if work-sharing,
2439 barrier, master or ordered region is closely nested inside OMP_TASK.
2440 Add warnings for barrier if closely nested inside of work-sharing,
2441 ordered, or master region.
2442 (scan_omp_1): Call check_omp_nesting_restrictions even for
2443 GOMP_barrier calls. Rename parallel_nesting_level to
2444 taskreg_nesting_level. Handle OMP_TASK.
2445 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2446 work-sharing construct, continue looking for them on parent parallel
2448 (lower_omp_for_lastprivate): Add lastprivate clauses
2449 to the beginning of dlist rather than end. Adjust for struct
2450 omp_for_data changes.
2451 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2452 not after it. Handle collapsed OMP_FOR loops, adjust for
2453 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2454 (get_ws_args_for): Adjust extract_omp_for_data caller.
2455 (scan_omp_for): Handle collapsed OMP_FOR
2456 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2457 (lower_omp_single_simple): If libgomp function doesn't return
2458 boolean_type_node, add comparison of the return value with 0.
2459 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2460 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2461 (parallel_nesting_level): Rename to...
2462 (taskreg_nesting_level): ... this.
2463 (is_taskreg_ctx): New function.
2464 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2466 (execute_lower_omp): Rename parallel_nesting_level to
2467 taskreg_nesting_level.
2468 (expand_omp_parallel): Rename to...
2469 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2470 Call omp_task_call for OMP_TASK regions.
2471 (expand_omp): Adjust caller, handle OMP_TASK.
2472 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2474 * bitmap.c (bitmap_default_obstack_depth): New variable.
2475 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2476 if argument is NULL and bitmap_default_obstack is already initialized.
2477 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2479 * matrix-reorg.c (matrix_reorg): Likewise.
2481 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2483 * config/i386/i386.md (*indirect_jump): Macroize using P
2484 mode iterator. Remove !TARGET_64BIT from insn constraints.
2485 (*tablejump_1): Ditto.
2486 (*indirect_jump_rex64): Remove insn pattern.
2487 (*tablejump_1_rex64): Ditto.
2488 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2489 and eh_return_si insn patterns.
2491 2008-06-06 Richard Guenther <rguenther@suse.de>
2493 * tree-ssa-structalias.c (merge_smts_into): Remove.
2494 (find_what_p_points_to): Do not bother to compute the
2495 points-to set for pt_anything pointers.
2496 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2497 for pt_anything pointers is ok.
2499 2008-06-06 Jan Hubicka <jh@suse.cz>
2501 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2503 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2505 * cgraph.c: Fix typos in comments.
2506 (cgraph_availability_names): Fix string typo.
2507 * fold-const.c: Fix typos in comments.
2508 (fold_binary): Fix typo in warning.
2509 * genautomata.c: Fix typos in comments.
2510 (check_presence_pattern_sets): Fix typo in local variable.
2511 (output_description): Fix typo in output.
2512 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2513 * hwint.h: Likewise.
2514 * matrix-reorg.c (check_allocation_function): Likewise.
2515 * omega.c (smooth_weird_equations): Likewise.
2516 * auto-inc-dec.c: Fix typos in comments.
2517 * bb-reorder.c: Likewise.
2518 * builtins.c: Likewise.
2519 * c-common.c: Likewise.
2520 * c-cppbuiltin.c: Likewise.
2521 * c-parser.c: Likewise.
2522 * c-pretty-print.c: Likewise.
2523 * cfgcleanup.c: Likewise.
2524 * cfgexpand.c: Likewise.
2525 * cfghooks.c: Likewise.
2526 * cfglayout.c: Likewise.
2527 * cfgloopmanip.c: Likewise.
2528 * cgraphunit.c: Likewise.
2529 * coverage.c: Likewise.
2530 * dbxout.c: Likewise.
2531 * df-byte-scan.c: Likewise.
2532 * df-core.c: Likewise.
2533 * df-problems.c: Likewise.
2534 * df-scan.c: Likewise.
2536 * dominance.c: Likewise.
2537 * domwalk.c: Likewise.
2539 * dwarf2out.c: Likewise.
2540 * emit-rtl.c: Likewise.
2541 * et-forest.c: Likewise.
2542 * function.c: Likewise.
2543 * function.h: Likewise.
2545 * gcov-io.c: Likewise.
2548 * genattrtab.c: Likewise.
2549 * ggc-page.c: Likewise.
2550 * gimplify.c: Likewise.
2551 * gthr-lynx.h: Likewise.
2552 * haifa-sched.c: Likewise.
2553 * ipa-cp.c: Likewise.
2554 * ipa-inline.c: Likewise.
2555 * ipa-prop.h: Likewise.
2556 * ipa-pure-const.c: Likewise.
2557 * ipa-struct-reorg.c: Likewise.
2558 * ipa-struct-reorg.h: Likewise.
2559 * ipa-type-escape.c: Likewise.
2561 * loop-doloop.c: Likewise.
2562 * mips-tfile.c: Likewise.
2563 * mkmap-flat.awk: Likewise.
2564 * mkmap-symver.awk: Likewise.
2565 * modulo-sched.c: Likewise.
2566 * omp-low.c: Likewise.
2567 * optabs.c: Likewise.
2568 * optabs.h: Likewise.
2570 * passes.c: Likewise.
2571 * postreload-gcse.c: Likewise.
2572 * postreload.c: Likewise.
2573 * predict.c: Likewise.
2574 * pretty-print.h: Likewise.
2575 * profile.c: Likewise.
2576 * protoize.c: Likewise.
2577 * ra-conflict.c: Likewise.
2579 * recog.c: Likewise.
2580 * regclass.c: Likewise.
2582 * reload.c: Likewise.
2583 * rtl-error.c: Likewise.
2584 * rtlanal.c: Likewise.
2586 * sched-rgn.c: Likewise.
2589 * target.h: Likewise.
2590 * tree-dfa.c: Likewise.
2591 * tree-eh.c: Likewise.
2592 * tree-flow-inline.h: Likewise.
2593 * tree-inline.c: Likewise.
2594 * tree-into-ssa.c: Likewise.
2595 * tree-loop-distribution.c: Likewise.
2596 * tree-nested.c: Likewise.
2597 * tree-parloops.c: Likewise.
2598 * tree-pass.h: Likewise.
2599 * tree-pretty-print.c: Likewise.
2600 * tree-profile.c: Likewise.
2601 * tree-scalar-evolution.c: Likewise.
2602 * tree-sra.c: Likewise.
2603 * tree-ssa-alias-warnings.c: Likewise.
2604 * tree-ssa-ccp.c: Likewise.
2605 * tree-ssa-coalesce.c: Likewise.
2606 * tree-ssa-dom.c: Likewise.
2607 * tree-ssa-dse.c: Likewise.
2608 * tree-ssa-forwprop.c: Likewise.
2609 * tree-ssa-live.c: Likewise.
2610 * tree-ssa-live.h: Likewise.
2611 * tree-ssa-loop-im.c: Likewise.
2612 * tree-ssa-loop-ivopts.c: Likewise.
2613 * tree-ssa-loop-niter.c: Likewise.
2614 * tree-ssa-loop-prefetch.c: Likewise.
2615 * tree-ssa-phiopt.c: Likewise.
2616 * tree-ssa-phiprop.c: Likewise.
2617 * tree-ssa-sccvn.c: Likewise.
2618 * tree-ssa-ter.c: Likewise.
2619 * tree-ssa-threadupdate.c: Likewise.
2620 * tree-ssa.c: Likewise.
2621 * tree-vect-analyze.c: Likewise.
2622 * tree-vect-transform.c: Likewise.
2623 * tree-vectorizer.c: Likewise.
2624 * tree-vn.c: Likewise.
2625 * tree-vrp.c: Likewise.
2627 * tree.def: Likewise.
2629 * unwind-dw2-fde.c: Likewise.
2630 * unwind.inc: Likewise.
2631 * value-prof.c: Likewise.
2632 * vmsdbgout.c: Likewise.
2634 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2636 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2637 always place FP constants in the TOC for TARGET_POWERPC64.
2638 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2640 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2642 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2643 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2644 enable for TARGET_E500_DOUBLE.
2645 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2646 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2647 floating-point modes like integer modes for E500 double.
2648 (rs6000_legitimate_offset_address_p): Likewise.
2649 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2650 addressing for DDmode for E500 double.
2651 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2652 modes as using 64-bits of registers for E500 double.
2653 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2654 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2655 specially for E500 double.
2656 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2657 TDmode for E500 double.
2658 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2659 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2660 (rs6000_split_multireg_move): Do not handle TDmode specially for
2662 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2663 using 64-bit registers for E500 double.
2664 (emit_frame_save): Do not handle DDmode specially for E500 double.
2665 (gen_frame_mem_offset): Likewise.
2666 (rs6000_function_value): Do not call spe_build_register_parallel
2667 for DDmode or TDmode.
2668 (rs6000_libcall_value): Likewise.
2669 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2670 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2673 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2675 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2678 2008-06-04 Junjie Gu <jgu@tensilica.com>
2680 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2681 comparison for frame pointers.
2683 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2686 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2688 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2691 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2692 register is already smaller or equal to required mode.
2694 2008-06-04 Xinliang David Li <davidxl@google.com>
2696 * tree-call-cdce.c: New file.
2697 (cond_dead_built_in_calls): New static variable.
2698 (input_domain): New struct.
2699 (check_pow): New function.
2700 (check_builtin_call): Ditto.
2701 (check_target_format): Ditto.
2702 (is_call_dce_candidate): Ditto.
2703 (gen_one_condition): Ditto.
2704 (gen_conditions_for_domain): Ditto.
2705 (get_domain): Ditto.
2706 (gen_conditions_for_pow_cst_base): Ditto.
2707 (gen_conditions_for_pow_int_base): Ditto.
2708 (gen_conditions_for_pow): Ditto.
2709 (get_no_error_domain): Ditto.
2710 (gen_shrink_wrap_conditions): Ditto.
2711 (shrink_wrap_one_built_in_call): Ditto.
2712 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2713 (tree_call_cdce): Ditto.
2714 (gate_call_cdce): Ditto.
2715 (pass_call_cdce): New gimple pass.
2716 * passes.c: (init_optimization_passes): New pass.
2717 * tree-pass.h: New pass declaration.
2718 * opts.c (decode_options): New flag setting.
2719 * common.opt: Add -ftree-builtin-call-dce flag.
2720 * Makefile.in: Add new source file.
2721 * tempvar.def: New tv_id.
2722 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2724 2008-06-04 Richard Guenther <rguenther@suse.de>
2726 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2727 (is_call_clobbered): Always check var_ann->call_clobbered.
2728 (mark_call_clobbered): Always set var_ann->call_clobbered.
2729 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2730 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2731 (reset_alias_info): Clear call clobbering info on MTAGs and
2733 (set_pt_anything): Set pt_global_mem.
2734 (create_tag_raw): Adjust comment.
2735 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2737 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2738 Maxim Kuvyrkov <maxim@codesourcery.com>
2740 * config/m68k/m68k.opt (mxgot): New option.
2741 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2742 (m68k_output_addr_const_extra): New.
2743 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2744 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2745 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2746 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2748 2008-06-04 Richard Guenther <rguenther@suse.de>
2750 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2751 negative or non-representable offsets.
2753 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2755 * config/i386/i386.c (ix86_gen_leave): New.
2756 (ix86_gen_pop1): Likewise.
2757 (ix86_gen_add3): Likewise.
2758 (ix86_gen_sub3): Likewise.
2759 (ix86_gen_sub3_carry): Likewise.
2760 (ix86_gen_one_cmpl2): Likewise.
2761 (ix86_gen_monitor): Likewise.
2762 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2763 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2764 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2765 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2766 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2767 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2768 (ix86_expand_epilogue): Updated.
2769 (print_operand): Handle integer register operand for 'z'.
2770 (ix86_expand_strlensi_unroll_1): Likewise.
2771 (ix86_expand_strlen): Likewise.
2772 (ix86_expand_builtin): Likewise.
2773 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2774 mov{q}/mov{l} and add{q}/add{l}.
2776 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2778 * config/i386/i386.md (P): New mode iterator.
2779 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2780 using P mode iterator.
2781 (DFmode push_operand splitter): Ditto.
2782 (XFmode push_operand splitter): Ditto.
2783 (DFmode float_extend SFmode push_operand splitter): Ditto.
2784 (XFmode float_extend SFmode push_operand splitter): Do not generate
2785 SImode pushes for 64bit target. Macroize Dimode and SImode
2786 pushes using P mode iterator.
2787 (XFmode float_extend DFmode push_operand splitter): Ditto.
2789 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2791 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2792 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2793 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2795 (ix86_call_abi_override): Remove check for call_used_regs.
2797 2008-06-03 Richard Guenther <rguenther@suse.de>
2799 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2800 for the lhs of calls if the return type contains pointers.
2802 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2804 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2805 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2806 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2807 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2808 of cfun and DEFAULT_ABI to deceide abi mode.
2810 (REG_PARM_STACK_SPACE): Removed.
2811 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2812 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2813 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2814 (ix86_function_abi): Likewise.
2815 (ix86_function_type_abi): Likewise.
2816 (ix86_call_abi_override): Likewise.
2817 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2818 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2819 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2820 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2822 (X86_64_REGPARM_MAX): New.
2823 (X86_64_SSE_REGPARM_MAX): New.
2824 (X64_REGPARM_MAX): New.
2825 (X64_SSE_REGPARM_MAX): New.
2826 (X86_32_REGPARM_MAX): New.
2827 (X86_32_SSE_REGPARM_MAX): New.
2828 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2829 (ix86_function_regparm): Handle user calling abi.
2830 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2831 by DEFAULT_ABI versus SYSV_ABI check.
2832 (ix86_reg_parm_stack_space): New.
2833 (ix86_function_type_abi): New.
2834 (ix86_call_abi_override): New.
2835 (ix86_function_abi): New.
2836 (ix86_cfun_abi): New.
2837 (init_cumulative_args): Call abi specific initialization.
2838 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2839 (function_arg_64): Extend SSE_REGPARM_MAX check.
2840 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2841 (ix86_pass_by_reference): Likewise.
2842 (ix86_function_value_regno_p): Likewise.
2843 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2844 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2845 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2846 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2847 (setup_incoming_varargs_64): Adjust regparm for call abi.
2848 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2849 (ix86_va_start): Likewise.
2850 (ix86_gimplify_va_arg): Likewise.
2851 (ix86_expand_prologue): Likewise.
2852 (output_pic_addr_const): Likewise.
2853 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2854 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2855 (x86_output_mi_thunk): Likewise.
2856 (x86_function_profiler): Likewise.
2857 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2858 (SYSV_ABI, MS_ABI): New constants.
2860 (init_regs): Add prototype of function in regclass.c file.
2861 (OVERRIDE_ABI_FORMAT): New.
2862 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2863 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2864 (OUTGOING_REG_PARM_STACK_SPACE): New.
2865 (ix86_reg_parm_stack_space): New prototype.
2866 (CUMULATIVE_ARGS): Add call_abi member.
2867 (machine_function): Add call_abi member.
2868 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2869 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2871 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2874 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2875 (avr_builtin_setjmp_frame_value): New function.
2876 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2877 (nonlocal_goto): Define.
2879 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2881 * config/mips/mips.c (mips_emit_loadgp): Return early if
2882 there is nothing do to, otherwise emit a blockage if
2883 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2884 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2886 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2888 * configure.ac: Drop unneeded backslash ending up in config.in.
2889 * acinclude.m4: Likewise.
2890 * config.in: Regenerate.
2892 2008-05-26 Jan Hubicka <jh@suse.cz>
2894 * predict.c (maybe_hot_frequency_p): Break out of...
2895 (maybe_hot_bb_p): ... here.
2896 (maybe_hot_edge_p): New.
2897 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2898 * basic-block.h (maybe_hot_edge_p): Declare.
2900 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2902 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2903 (*cmpfp_<mode>_cc): Ditto.
2904 (*fp_jcc_8<mode>_387): Ditto.
2905 (*fop_<MODEF:mode>_2_i387): Ditto.
2906 (*fop_<MODEF:mode>_3_i387): Ditto.
2907 (*fop_xf_2_i387): Ditto.
2908 (*fop_xf_3_i387): Ditto.
2910 2008-06-02 Tomas Bily <tbily@suse.cz>
2912 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2914 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2916 * config/mips/mips.c (mips_valid_offset_p): New function.
2917 (mips_valid_lo_sum_p): Likewise.
2918 (mips_classify_address): Use them.
2919 (mips_force_address): New function.
2920 (mips_legitimize_address): Use it.
2921 * config/mips/mips.md (MOVE128): New mode iterator.
2922 (movtf): Require TARGET_64BIT. Remove empty strings.
2923 (*movtf_internal): Rename to...
2924 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2925 of "R" and use {,fp}{load,store} attributes instead of "multi".
2926 Use a separate define_split.
2927 (*movtf_mips16): New pattern.
2929 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2931 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2932 * config/mips/mips.c (mips_expand_before_return): New function.
2933 (mips_expand_epilogue): Call it.
2934 * config/mips/mips.md (return): Turn into a define_expand.
2935 (*return): New insn.
2937 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2939 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2940 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2941 functions. Do not emit uses and clobbers of CONCATs; individually
2942 use and clobber their operands.
2943 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2944 gen_clobber, emit_use and gen_use.
2945 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2946 (expand_builtin_return): Likewise.
2947 * cfgbuild.c (count_basic_blocks): Likewise.
2948 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2949 * explow.c (emit_stack_restore): Likewise.
2950 * expmed.c (extract_bit_field_1): Likewise.
2951 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2952 (emit_move_multi_word, store_constructor): Likewise.
2953 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2954 (thread_prologue_and_epilogue_insns): Likewise.
2955 * lower-subreg.c (resolve_simple_move): Likewise.
2956 * optabs.c (widen_operand, expand_binop): Likewise.
2957 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2958 * reload.c (find_reloads): Likewise.
2959 * reload1.c (eliminate_regs_in_insn): Likewise.
2960 * stmt.c (expand_nl_goto_receiver): Likewise.
2961 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2962 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2963 * config/arm/arm.c (arm_load_pic_register): Likewise.
2964 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2965 * config/arm/arm.md (untyped_return): Likewise.
2966 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2967 * config/avr/avr.c (expand_prologue): Likewise.
2968 * config/bfin/bfin.c (do_unlink): Likewise.
2969 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2970 * config/cris/cris.c (cris_expand_prologue): Likewise.
2971 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2972 (machopic_legitimize_pic_address): Likewise.
2973 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2974 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2975 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2976 (ix86_expand_convert_uns_didf_sse): Likewise.
2977 (ix86_expand_vector_init_general): Likewise.
2978 * config/ia64/ia64.md (eh_epilogue): Likewise.
2979 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2980 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2981 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2982 (config/iq2000/iq2000.c): Likewise.
2983 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2984 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2985 (builtin_longjmp): Likewise.
2986 * config/mn10300/mn10300.md (call, call_value): Likewise.
2987 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2988 * config/pdp11/pdp11.md (abshi2): Likewise.
2989 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2990 * config/s390/s390.c (s390_emit_prologue): Likewise.
2991 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2992 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2993 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2994 * config/sh/sh.c (prepare_move_operands): Likewise.
2995 (output_stack_adjust, sh_expand_epilogue): Likewise.
2996 (sh_set_return_address, sh_expand_t_scc): Likewise.
2997 * config/sparc/sparc.c (load_pic_register): Likewise.
2998 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2999 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3000 * config/v850/v850.c (expand_epilogue): Likewise.
3002 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3004 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3005 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3006 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3007 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3008 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3009 stack pointer register.
3010 (output_movhi): Remove code for interrupt specific writing to the
3011 stack pointer register.
3013 2008-05-31 Richard Guenther <rguenther@suse.de>
3015 PR tree-optimization/34244
3016 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3017 (tree_expr_nonzero_warnv_p): Likewise.
3018 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3019 ssa_name_nonnegative_p.
3020 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3021 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3022 not tree_expr_nonzero_warnv_p.
3024 PR tree-optimization/36262
3026 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3028 PR tree-optimization/34244
3029 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3030 (record_numbers_of_iterations): New function.
3031 (execute_vrp): Cache the numbers of iterations of loops.
3032 * tree-scalar-evolution.c (scev_reset_except_niters):
3034 (scev_reset): Use scev_reset_except_niters.
3035 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3037 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3039 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3040 __WORKAROUND_RETS when appropriate.
3042 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3044 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3045 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3047 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3048 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3049 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3050 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3051 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3052 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3053 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3054 *fop_df_1_sse insn patterns using MODEF mode iterator.
3055 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3056 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3057 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3058 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3059 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3060 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3061 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3062 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3063 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3064 (*fop_xf_5_i387): Ditto.
3065 (*fop_xf_6_i387): Ditto.
3067 2008-05-30 Richard Guenther <rguenther@suse.de>
3069 * builtins.c (build_string_literal): Avoid generating
3070 a non-gimple_val result.
3072 2008-05-30 DJ Delorie <dj@redhat.com>
3074 * exec-tool.in: Use an environment variable (private) instead of a
3075 file (shared) as a semaphore, so as to not break parallel builds.
3077 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3079 * optabs.c (maybe_encapsulate_block): Remove.
3080 (emit_libcall_block): Adjust accordingly.
3081 * optabs.h (maybe_encapsulate_block): Remove prototype.
3083 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3084 Don't use maybe_encapsulate_block.
3086 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3088 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3089 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3090 rtx is a SYMBOL_REF before calling get_pool_constant.
3092 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3094 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3096 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3098 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3099 rather than OS names to choose INO_T_EQ definition.
3100 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3101 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3103 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3106 * config/darwin-f.c: New.
3107 * config/t-darwin: Added rule to build darwin-f.o.
3108 * config.gcc: Defined new variable, fortran_target_objs.
3109 (*-*-darwin*): Set fortran_target_objs.
3110 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3111 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3112 * configure: Regenerated.
3114 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3117 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3118 canonical type if needed.
3120 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3122 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3124 2008-05-29 Richard Guenther <rguenther@suse.de>
3126 PR tree-optimization/36343
3127 PR tree-optimization/36346
3128 PR tree-optimization/36347
3129 * tree-flow.h (clobber_what_p_points_to): Declare.
3130 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3131 pointed-to variable is dereferenced is irrelevant to whether
3132 the pointer can access the pointed-to variable.
3133 (clobber_what_p_points_to): New function.
3134 * tree-ssa-alias.c (set_initial_properties): Use it.
3135 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3136 call clobber check for NMTs.
3138 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3140 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3141 for printing gcov_type.
3143 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3145 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3146 and the eh region information.
3147 * value-prof.c (gimple_move_stmt_histograms): New function.
3148 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3150 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3152 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3154 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3156 * value-prof.c (tree_ic_transform): Print counts.
3157 * tree-profile.c (tree_gen_ic_func_profiler):
3158 Clear __gcov_indreict_call_callee variable to avoid misattribution
3161 2008-05-28 Rafael Espindola <espindola@google.com>
3163 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3166 2008-05-28 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/36339
3169 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3170 and clobbering code out of the loop.
3172 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3174 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3177 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3178 s390_contiguous_bitmask_p, s390_symref_operand_p,
3179 s390_check_symref_alignment, s390_reload_larl_operand,
3180 s390_reload_symref_address): New functions.
3181 (s390_branch_condition_mnemonic): Support compare and branch
3183 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3184 and 'W' constraints.
3185 (s390_secondary_reload): Add secondary reloads for unaligned
3186 symbol refs or symbol refs to floating point or QI/TI mode
3188 (legitimate_address_p): Accept symbol references as addresses.
3189 (s390_expand_insv): Use rotate and insert selected bits
3190 instruction for insv when building for z10.
3191 (print_operand_address): Handle symbol ref addresses.
3192 (print_operand): Output modifier 'c' added for signed byte values.
3193 (s390_encode_section_info): Mark symbol refs with
3194 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3196 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3197 (length attribute): RRF, RRR have 4 byte length.
3198 (FPALL, INTALL): New mode iterators added.
3199 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3200 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3201 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3202 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3203 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3204 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3205 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3206 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3208 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3209 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3210 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3211 reload<INTALL:mode><P:mode>_toreg_z10,
3212 reload<FPALL:mode><P:mode>_tomem_z10,
3213 reload<FPALL:mode><P:mode>_toreg_z10,
3214 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3215 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3216 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3217 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3219 (movmem, clrmem, cmpmem): New splitters added.
3221 * config/s390/predicates.md (larl_operand): Use
3222 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3223 SYMBOL_REF_ALIGN1_P.
3224 (s390_signed_integer_comparison,
3225 s390_unsigned_integer_comparison): New predicates.
3227 * config/s390/s390-protos.h (s390_check_symref_alignment,
3228 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3229 s390_reload_symref_address,
3230 s390_compare_and_branch_condition_mask): Prototypes added.
3232 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3233 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3234 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3236 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3238 * config/s390/s390.c (z10_cost): New cost function for z10.
3239 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3240 (s390_issue_rate): Adjust issue rate for z10.
3241 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3242 (processor_flags): Add PF_Z10.
3243 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3244 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3245 * gcc/config.gcc: Add z10.
3247 2008-05-28 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/36291
3250 * tree-flow. h (struct gimple_df): Remove var_anns member.
3251 * tree-flow-inline.h (gimple_var_anns): Remove.
3252 (var_ann): Simplify.
3253 * tree-dfa.c (create_var_ann): Simplify.
3254 (remove_referenced_var): Clear alias info from var_anns of globals.
3255 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3256 (delete_tree_ssa): Clear alias info from var_anns of globals.
3257 Do not free var_anns.
3258 (var_ann_eq): Remove.
3259 (var_ann_hash): Likewise.
3261 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3263 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3264 and loongson2f entries.
3265 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3266 * config/mips/mips.h (processor_type): Add Loongson-2E
3267 and Loongson-2F entries.
3268 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3269 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3270 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3271 * doc/invoke.texi (MIPS Options): Document loongson2e
3272 and loongson2f processor names.
3274 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3278 * config/i386/i386.c (ix86_function_arg_boundary): Use
3279 alignment of canonical type.
3280 (ix86_expand_vector_move): Check unaligned memory access for
3283 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3285 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3286 Moved to the front of file.
3288 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3289 H.J. Lu <hongjiu.lu@intel.com>
3291 * dwarf2out.c (current_fde): New.
3293 (lookup_cfa:): Likewise.
3294 (dwarf2out_end_epilogue): Likewise.
3295 (dwarf2out_note_section_used): Likewise.
3297 2008-05-27 Michael Matz <matz@suse.de>
3300 * c.opt (Wenum-compare): New warning option.
3301 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3303 2008-05-27 Michael Matz <matz@suse.de>
3306 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3308 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3309 into memory as tail calls.
3311 2008-05-27 Richard Guenther <rguenther@suse.de>
3313 PR tree-optimization/36339
3314 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3315 pointers cause all addressable variables to be call clobbered.
3317 2008-05-27 Richard Guenther <rguenther@suse.de>
3319 PR tree-optimization/36245
3320 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3322 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3324 * config/s390/s390.md: Replace all occurences of the 'm'
3325 constraint with 'RT'.
3327 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3329 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3331 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3333 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3334 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3335 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3337 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3339 * reload.c: (find_reloads): Skip alternatives according to the
3340 "enabled" attribute. Constify the constraint variable.
3341 * recog.c (get_attr_enabled): Add default implementation.
3342 (extract_insn): Set the alternative_enabled_p array
3343 in the recog_data struct.
3344 (preprocess_constraints, constrain_operands): Skip
3345 alternatives according to the "enabled" attribute
3346 * recog.h (struct recog_data): New field alternative_enabled_p.
3347 (skip_alternative): New inline function.
3348 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3349 (record_reg_classes): Skip alternative according to the
3350 "enabled" attribute.
3352 * doc/md.texi: Add documention for the "enabled" attribute.
3354 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3356 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3357 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3358 constraint with TARGET_MEM_CONSTRAINT.
3359 * recog.c (asm_operand_ok, preprocess_constraints,
3360 constrain_operands): Likewise.
3361 * regclass.c (record_reg_classes): Likewise.
3362 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3363 * reload1.c (maybe_fix_stack_asms): Likewise.
3364 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3365 * recog.h: Adjust comment.
3366 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3367 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3368 * doc/md.texi: Add a note to description of 'm' constraint.
3369 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3371 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3373 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3374 that the bitfield is of integral type before testing its precision.
3376 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3377 Sa Liu <saliu@de.ibm.com>
3379 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3380 __modti3, __udivti3, __umodti3 and __udivmodti4.
3381 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3382 that implement TImode mul and div functions.
3383 * config/spu/multi3.c: New. Implement __multi3.
3384 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3385 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3388 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3390 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3391 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3392 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3393 tls_sysv_suffix): New mode and mode attribute iterators.
3394 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3395 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3396 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3397 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3398 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3401 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3403 PR tree-optimization/36329
3404 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3405 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3406 * cgraphbuild.c (initialize_inline_failed): Use the latter
3407 macro in lieu of the former.
3408 * ipa-inline.c (cgraph_mark_inline): Likewise.
3409 (cgraph_decide_inlining_of_small_function): Likewise.
3410 (cgraph_decide_inlining): Likewise.
3411 (cgraph_decide_inlining_incrementally): Likewise.
3413 2008-05-26 Tristan Gingold <gingold@adacore.com>
3414 Anatoly Sokolov <aesok@post.ru>
3416 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3417 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3418 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3419 optimization for 'avr6' architecture.
3421 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3424 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3426 2008-05-26 Richard Guenther <rguenther@suse.de>
3428 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3429 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3431 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3434 * caller-save.c (insert_restore): Verify alignment of spill space.
3435 (insert_save): Likewise.
3436 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3437 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3438 (STACK_SLOT_ALIGNMENT): Likewise.
3439 * function.c (LOCAL_ALIGNMENT): Removed.
3440 (get_stack_local_alignment): New.
3441 (assign_stack_local): Use it. Set alignment on stack slot.
3442 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3443 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3444 (STACK_SLOT_ALIGNMENT): New.
3445 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3446 stack slot in XFmode.
3448 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3450 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3453 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3454 argument operand in rax isn't removed.
3456 2008-05-26 Richard Guenther <rguenther@suse.de>
3459 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3460 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3462 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3465 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3467 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3469 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3470 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3472 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3474 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3475 build a trampoline if we don't want one.
3476 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3477 return zero for nested functions if we don't want a trampoline.
3479 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3481 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3483 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3486 * c.opt: Removed undocumented option '-lang-fortran'.
3487 * c-common.h: Removed global variable 'lang_fortran'.
3488 * c-opts.c (c_common_handle_option): Removed code to handle
3489 option '-lang-fortran'. Updated includes.
3490 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3491 definition of '__GFORTRAN__'.
3492 (define__GNUC__): Reimplemented to use BASEVER and
3493 cpp_define_formatted.
3494 (builtin_define_with_value_n): Removed.
3495 * c-incpath.h: Renamed to ...
3496 * incpath.h: ... this.
3497 * c-incpath.c: Renamed to ...
3498 * incpath.c: ... this. Updated includes.
3499 * fix-header.c: Updated includes.
3500 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3501 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3502 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3504 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3506 * tree.h: Update the table of flags used on tree nodes.
3507 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3508 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3509 (FORCED_LABEL): Add access check.
3510 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3511 (ASM_INPUT_P): Likewise.
3512 (ASM_VOLATILE_P): Likewise.
3513 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3514 (OMP_SECTION_LAST): Access private_flag directly.
3515 (OMP_RETURN_NOWAIT): Likewise.
3516 (OMP_PARALLEL_COMBINED): Likewise.
3517 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3518 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3519 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3520 deprecated_flag directly.
3522 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3524 * final.c (frame_pointer_needed): Removed.
3525 * flags.h (frame_pointer_needed): Likewise.
3527 * function.h (rtl_data): Add frame_pointer_needed.
3528 (frame_pointer_needed): New.
3530 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3532 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3534 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3536 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3539 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3541 * c-common.c (strip_array_types): Move function to..
3543 (get_inner_array_type): Delete.
3544 * c-common.h (strip_array_types): Move declaration to..
3546 (get_inner_array_type): Delete.
3547 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3548 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3549 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3550 * config/pa/pa.c (emit_move_sequence): Likewise.
3552 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3554 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3557 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3559 * function.c: Include target hook for nonlocal_goto frame value.
3561 2008-05-24 Richard Guenther <rguenther@suse.de>
3563 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3564 variable can be only accessed through a pointer or a union.
3566 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3568 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3569 * doc/extend.texi: Likewise.
3571 2008-05-23 DJ Delorie <dj@redhat.com>
3573 * config/m32c/jump.md (untyped_call): Add.
3575 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3577 (m32c_address_cost): Detail costs for indirect offsets.
3579 2008-05-23 Rafael Espindola <espindola@google.com>
3581 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3582 if a node is a SUBREG.
3583 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3586 2008-05-23 Paul Brook <paul@codesourcery.com>
3587 Carlos O'Donell <carlos@codesourcery.com>
3589 * doc/extend.texi: Clarify use of __attribute__((naked)).
3590 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3591 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3592 * function.c (use_register_for_decl): Use
3593 targetm.calls.allocate_stack_slots_for_args.
3594 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3595 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3596 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3598 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3600 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3602 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3604 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3605 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3606 is only rounded once.
3608 2008-05-23 Richard Guenther <rguenther@suse.de>
3610 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3612 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3613 Jakub Jelinek <jakub@redhat.com>
3616 * configure.ac: Handle --enable-cld.
3617 * configure: Regenerated.
3618 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3619 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3620 (ix86_current_function_needs_cld): New define.
3621 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3622 (cld): New isns pattern.
3623 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3624 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3625 * config/i386/i386.opt (mcld): New option.
3626 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3627 TARGET_CLD and ix86_current_function_needs_cld.
3628 (override_options): Use -mcld by default for 32-bit code if
3631 * doc/install.texi (Options specification): Document --enable-cld.
3632 * doc/invoke.texi (Machine Dependent Options)
3633 [i386 and x86-64 Options]: Add -mcld option.
3634 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3636 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3637 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3638 (return_in_memory_64): Likewise.
3639 (return_in_memory_ms_64): Likewise.
3641 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3643 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3644 * builtins.c (fold_builtin_fpclassify): New.
3645 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3646 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3647 * c-common.c (handle_type_generic_attribute): Adjust to accept
3648 fixed arguments before an elipsis.
3649 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3650 * doc/extend.texi: Document __builtin_fpclassify.
3652 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3654 * omp-low.c (gate_expand_omp_ssa): Remove.
3655 (pass_expand_omp_ssa): Remove.
3656 (gate_expand_omp): Do not check for flag_openmp_ssa.
3657 * common.opt (-fopenmp-ssa): Remove.
3658 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3660 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3662 * config/sh/sh.opt (mfixed-range): New option.
3663 * config/sh/sh-protos.h (sh_fix_range): Declare.
3664 * config/sh/sh.c (sh_fix_range): New function.
3665 * config/sh/sh.h (sh_fixed_range_str): Declare.
3666 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3668 * doc/invoke.texi (SH Options): Document -mfixed-range.
3670 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3672 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3673 it before the redeclaration.
3675 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3677 * config/avr/avr.c (get_sequence_length): Add new function.
3678 (expand_prologue, expand_epilogue): Remove duplicate code.
3680 2008-05-22 Rafael Espindola <espindola@google.com>
3682 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3685 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3687 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3688 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3690 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3691 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3692 (vect_update_misalignment_for_peel): Likewise.
3693 (vector_alignment_reachable_p): Likewise.
3694 * tree-vect-transform.c (vectorizable_load): Likewise.
3695 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3696 (get_vectype_for_scalar_type): Pass mode of scalar_type
3697 to UNITS_PER_SIMD_WORD.
3699 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3700 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3701 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3702 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3703 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3705 2008-05-22 Ira Rosen <irar@il.ibm.com>
3707 PR tree-optimization/36293
3708 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3709 if the first load must be skipped because of a gap.
3711 2008-05-22 Richard Guenther <rguenther@suse.de>
3713 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3714 more cases of offset disambiguation that is possible if
3715 strict-aliasing rules apply.
3716 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3717 for basic offset and type-based disambiguation.
3719 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3721 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3722 ix86_expand_vector_set on V16QImode for SSE4.1.
3724 2008-05-21 Tom Tromey <tromey@redhat.com>
3726 * c.opt (Wimport): Mark as undocumented.
3727 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3729 (Warning Options): Likewise.
3730 * doc/cppopts.texi: Don't mention -Wimport.
3732 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3734 PR tree-optimization/36287
3735 PR tree-optimization/36286
3736 * lambda-code.c (build_access_matrix): Do not use the loop->num
3737 for computing the number of induction variables: use the loop depth
3740 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3743 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3744 option -f(no-)leading-underscore.
3746 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3748 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3749 GET_MODE_NUNITS (mode).
3751 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3753 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3754 (-mmulhw): Add 464 to description.
3755 (-mdlmzb): Likewise.
3756 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3757 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3759 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3760 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3761 * config/rs6000/rs6000.md: Update comments for 464.
3763 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3765 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3767 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3769 * config/i386/sse.md (vec_extractv4sf): Removed.
3770 (vec_extractv2df): Likewise.
3771 (vec_extractv2di): Likewise.
3772 (vec_extractv4si): Likewise.
3773 (vec_extractv8hi): Likewise.
3774 (vec_extractv16qi): Likewise.
3775 (vec_extract<mode>): New.
3777 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3779 * config/i386/sse.md (vec_setv4sf): Removed.
3780 (vec_setv2df): Likewise.
3781 (vec_setv2di): Likewise.
3782 (vec_setv4si): Likewise.
3783 (vec_setv8hi): Likewise.
3784 (vec_setv16qi): Likewise.
3785 (vec_set<mode>): New.
3787 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3789 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3790 goto for vec_concat and vec_interleave.
3792 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3794 * config/i386/sse.md (vec_initv4sf): Removed.
3795 (vec_initv2df): Likewise.
3796 (vec_initv2di): Likewise.
3797 (vec_initv4si): Likewise.
3798 (vec_initv8hi): Likewise.
3799 (vec_initv16qi): Likewise.
3800 (vec_init<mode>): New.
3802 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3804 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3806 2008-05-21 Tom Tromey <tromey@redhat.com>
3808 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3809 (zone_find_object_offset): Likewise.
3810 (gt_ggc_m_S): Likewise.
3811 (highest_bit): Likewise.
3812 * ggc-page.c (gt_ggc_m_S): New function.
3813 * stringpool.c (string_stack): Remove.
3814 (init_stringpool): Update.
3815 (ggc_alloc_string): Use ggc_alloc.
3816 (maybe_delete_ident): New function.
3817 (ggc_purge_stringpool): Likewise.
3818 (gt_ggc_m_S): Remove.
3819 * ggc-common.c (ggc_protect_identifiers): New global.
3820 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3821 ggc_protect_identifiers.
3822 * ggc.h (ggc_protect_identifiers): Declare.
3823 (gt_ggc_m_S): Update.
3824 (ggc_purge_stringpool): Declare.
3825 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3826 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3828 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3830 2008-05-21 David S. Miller <davem@davemloft.net>
3832 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3835 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3837 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3840 2008-05-20 David Daney <ddaney@avtrex.com>
3842 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3843 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3844 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3845 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3846 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3847 (atomic_hiqi_op): New define_code_iterator.
3848 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3849 mips_expand_compare_and_swap_12.
3850 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3851 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3852 (sync_<optab><mode>, sync_old_<optab><mode>,
3853 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3854 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3855 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3856 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3857 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3858 (test_and_set_12): New insn.
3859 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3860 sync_new_<optab><mode>, sync_old_nand<mode>,
3861 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3862 clobber to operand 0 for SI and DI mode insns.
3863 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3864 mips_gen_fn_4): New typedefs.
3865 (mips_gen_fn_ptrs): Define new union type.
3866 (mips_expand_compare_and_swap_12): Remove declaration.
3867 (mips_expand_atomic_qihi): Declare function.
3868 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3869 (mips_expand_atomic_qihi): ... this. Use new generator function
3871 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3872 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3873 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3874 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3875 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3876 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3877 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3878 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3879 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3880 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3883 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3885 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3888 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3890 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3891 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3892 (avr_attribute_table): Add 'OS_main' function attribute.
3893 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3894 functions with 'OS_main' attribute.
3896 2008-05-20 Richard Guenther <rguenther@suse.de>
3898 PR tree-optimization/35204
3899 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3900 helper, split out from ...
3901 (DFS): ... here. Make the DFS walk non-recursive.
3903 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3904 Jan Sjodin <jan.sjodin@amd.com>
3906 PR tree-optimization/36181
3907 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3908 (parallelize_loops): Don't parallelize when the loop has vector
3911 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3912 Sebastian Pop <sebastian.pop@amd.com>
3914 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3915 matrix, and never look at the tree representation of the memory
3917 (linear_transform_loops): Computes parameters and access matrices.
3918 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3920 (access_matrix_get_index_for_parameter): New.
3921 * tree-data-ref.h (struct access_matrix): New.
3922 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3923 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3924 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3925 am_vector_index_for_loop): New.
3926 (struct data_reference): Add field access_matrix.
3927 (DR_ACCESS_MATRIX): New.
3928 (compute_data_dependences_for_loop): Update declaration.
3929 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3930 * lambda.h (lambda_vector_vec_p): Declared.
3931 * lambda-code.c: Depend on pointer-set.h.
3932 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3933 av_for_af_base, av_for_af, build_access_matrix,
3934 lambda_compute_access_matrices): New.
3935 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3937 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3939 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3942 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3943 Sebastian Pop <sebastian.pop@amd.com>
3945 PR tree-optimization/36206
3946 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3948 (instantiate_scev_1): Rename flags to fold_conversions.
3949 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3950 outeside instantiation_loop.
3951 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3952 (evolution_function_is_affine_or_constant_p): Removed.
3953 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3955 (analyze_siv_subscript): Pass in the loop nest number.
3956 Call evolution_function_is_affine_in_loop instead of
3957 evolution_function_is_affine_p.
3958 (analyze_overlapping_iterations): Pass in the loop nest number.
3960 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3961 Sebastian Pop <sebastian.pop@amd.com>
3963 PR tree-optimization/36206
3964 * tree-chrec.h (chrec_fold_op): New.
3965 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3968 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3970 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3972 (remove_duplicates): Do not set inode on non-inode systems.
3975 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3977 * config.gcc (tm_file): Update comments about relative pathnames.
3979 2008-05-20 Richard Guenther <rguenther@suse.de>
3981 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3982 * tree-ssa-sccvn.c (process_scc): Likewise.
3983 * tree-ssa-sink.c (execute_sink_code): Likewise.
3984 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3985 * tree-vrp.c (process_assert_insertions): Likewise.
3986 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3987 (perform_tree_ssa_dce): Likewise.
3988 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3989 (dump_dominator_optimization_stats): Likewise.
3990 * tree-vectorizer.c (vectorize_loops): Likewise.
3992 2008-05-20 Richard Guenther <rguenther@suse.de>
3994 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3996 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3998 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3999 (ix86_i386elf_return_in_memory): Likewise.
4000 (ix86_i386interix_return_in_memory): Likewise.
4001 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4002 (SUBTARGET_RETURN_IN_MEMORY): New.
4003 * config/i386/i386elf.h: Likewise.
4004 * config/i386/ptx4-i.h: Likewise.
4005 * config/i386/sol2-10.h: Likewise.
4006 * config/i386/sysv4.h: Likewise.
4007 * config/i386/vx-common.h: Likewise.
4008 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4009 * config/i386/i386.c (ix86_return_in_memory): Made static and
4010 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4011 (ix86_i386elf_return_in_memory): Removed.
4012 (ix86_i386interix_return_in_memory): Removed.
4013 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4014 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4016 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4018 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4020 2008-05-19 Xinliang David Li <davidxl@google.com>
4022 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4024 * common.opt: Ditto.
4025 * doc/invoke.texi: Ditto.
4027 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4029 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4030 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4032 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4034 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4035 sizes of operand array from 8/4 to 4/2.
4036 (ix86_expand_vector_init_general): Change size of operand array
4037 from 32 to 16. Remove op0, op1 and half_mode.
4039 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4041 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4042 (ix86_expand_vector_init_interleave): Likewise.
4043 (ix86_expand_vector_init_general): Use them. Assert
4044 word_mode == SImode when n_words == 4.
4046 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4048 * config/i386/i386.c (ix86_secondary_reload): New static function.
4049 (TARGET_SECONDARY_RELOAD): New define.
4050 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4051 * config/i386/i386.md (reload_outqi): Remove.
4053 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4056 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4057 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4058 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4059 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4060 (fold_builtin_1): Likewise.
4061 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4062 c-common.c (check_builtin_function_arguments): Handle
4063 BUILT_IN_ISINF_SIGN.
4064 * doc/extend.texi: Document __builtin_isinf_sign.
4065 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4067 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4069 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4070 EH cleanup at the end of the pass, search for those that have been
4071 turned into forwarder blocks and do the cleanup on their successor.
4073 2008-05-18 Richard Guenther <rguenther@suse.de>
4075 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4076 pointers to sizetype and vice versa.
4078 2008-05-18 Xinliang David Li <davidxl@google.com>
4080 * gcc/tree-ssa-dce.c: Coding style fix.
4081 (check_pow): Documentation comment.
4082 (check_log): Documenation comment. Coding style fix.
4083 (is_unnecessary_except_errno_call): Ditto.
4084 (gen_conditions_for_pow): Ditto.
4085 (gen_conditions_for_log): Ditto.
4086 (gen_shrink_wrap_conditions): Ditto.
4087 (shrink_wrap_one_built_in_calls): Ditto.
4088 * gcc/doc/invoke.texi: Better documentation string.
4089 * ChangeLog: Fix wrong change log entries from
4090 May 17 checkin on function call DCE.
4092 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4094 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4096 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4098 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4099 * df-problems.c (simulation routines): Fixed block comment to
4100 properly say how to add forwards scanning functions.
4102 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4104 * tree-inline.c (setup_one_parameter): Remove dead code.
4106 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4108 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4109 a BIT_AND_EXPR only for an INTEGER_TYPE.
4111 2008-05-17 Xinliang David Li <davidxl@google.com>
4113 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4114 (check_pow, check_log, is_unnecessary_except_errno_call): New
4115 functions to check for eliminating math functions that are pure
4116 except for setting errno.
4117 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4118 general condition expressions for shrink-wrapping pow/log calls.
4119 (gen_shrink_wrap_conditions): Ditto.
4120 (shrink_wrap_one_built_in_call): Ditto.
4121 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4122 (mark_operand_necessary): If debugging, output if OP is necessary.
4123 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4125 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4127 * gcc/common.opt: New user flag -ftree-builtin-dce.
4128 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4130 2008-05-16 David S. Miller <davem@davemloft.net>
4132 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4133 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4135 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4138 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4140 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4142 * ifcvt.c (dead_or_predicable): Rename
4143 df_simulate_one_insn_backwards to df_simulate_one_insn.
4144 * recog.c (peephole2_optimize): Ditto.
4145 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4147 * df.h: Rename df_simulate_one_insn_backwards to
4148 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4149 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4150 scanning of defs and uses.
4151 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4152 (df_simulate_one_insn_forwards): Removed.
4154 2008-05-16 Doug Kwan <dougkwan@google.com>
4156 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4158 (real_from_string): Handle NaNs and Inf as approriate.
4160 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4162 * doc/gty.texi (Source Files Containing Type Information): Note
4163 that headers should appear first in the gtfiles list.
4165 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4167 * tree.def (COND_EXEC): Properly documented this code.
4169 2008-05-16 Diego Novillo <dnovillo@google.com>
4171 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4172 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4175 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4177 * tree-ssa-dse (max_stmt_uid): Removed.
4178 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4179 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4180 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4181 * function.h (cfun.last_stmt_uid): New field.
4182 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4183 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4185 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4186 (create_stmt_ann): Initialize the ann->uid field.
4187 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4189 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4191 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4193 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4194 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4195 (init_empty_tree_cfg): Call it.
4197 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4199 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4202 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4204 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4205 * tree-dump.c (dump_options): New verbose option.
4206 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4208 * tree-pass.h (TDF_VERBOSE): New dump flag.
4209 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4210 (tree-flow.h): Added include.
4211 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4213 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4215 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4217 From Jie Zhang <jie.zhang@analog.com>
4218 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4219 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4220 mcpu=bf561-none and mcpu=bf561-0.2.
4221 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4222 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4223 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4224 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4225 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4226 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4227 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4229 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4230 (cputype_selected): Remove.
4231 (bfin_handle_option): Don't use cputype_selected.
4232 (override_options): When no mcpu option, enable all workarounds.
4233 Don't use bfin_workarounds.
4234 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4236 (DEFAULT_CPU_TYPE): Don't define.
4238 2008-05-16 Richard Guenther <rguenther@suse.de>
4240 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4241 on deletion of the last stmt.
4243 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4245 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4246 V8HImode for SSE2 and V16QImode for SSE4.1.
4248 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4250 * cgraph.h (compute_inline_parameters): Made public.
4251 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4252 variable_generate_summary, function_write_summary,
4253 variable_write_summary, variable_read_summary. Added generate_summary,
4254 write_summary, read_summary.
4255 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4256 pass_ipa_inline.function_generate_summary, to
4257 compute_inline_parameters.
4258 * ipa-inline.c (compute_inline_parameters): Made public and added
4260 (compute_inline_parameters_for_current): New function.
4261 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4262 (inline_generate_summary): Removed parameter and made to loop over
4264 (pass_ipa_inline): Updated for new IPA_PASS structure.
4265 * passes.c (execute_ipa_summary_passes): Now is called once per
4266 pass rather than once per node*pass.
4268 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4270 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4271 avr_have_mul_p, avr_asm_only_p): Remove variables.
4272 (avr_override_options): Remove initialization of removed variables.
4273 (avr_file_start): Convert removed variables to fields of
4274 'struct base_arch_s *avr_current_arch'.
4275 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4276 (AVR_HAVE_MUL): (Ditto.).
4277 (AVR_HAVE_MOVW): (Ditto.).
4278 (AVR_HAVE_LPMX): (Ditto.).
4279 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4280 avr_asm_only_p): Remove declaration.
4282 2008-05-15 Diego Novillo <dnovillo@google.com>
4284 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4285 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4287 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4290 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4291 Don't call record_truncated_value from here.
4292 (record_truncated_value): Turn it into a for_each_rtx callback.
4293 (record_truncated_values): New function.
4294 (combine_instructions): Call note_uses with record_truncated_values.
4295 Change name of check_conversion to check_promoted_subreg.
4297 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4299 * doc/sourcebuild.texi: Document support for torture tests.
4301 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4303 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4304 to alternative 4 of operand 2.
4306 2008-05-15 Richard Guenther <rguenther@suse.de>
4308 * tree-pass.h (current_pass): Declare.
4309 (get_pass_for_id): Likewise.
4310 * passes.c (passes_by_id, passes_by_id_size): New globals.
4311 (set_pass_for_id): New function.
4312 (get_pass_for_id): Likewise.
4313 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4314 (execute_function_todo): Flush per function statistics.
4315 * toplev.c (compile_file): Init statistics.
4316 (general_init): Do early statistics initialization.
4317 (finalize): Finish statistics.
4318 * statistics.h (statistics_early_init): Declare.
4319 (statistics_init): Likewise.
4320 (statistics_fini): Likewise.
4321 (statistics_fini_pass): Likewise.
4322 (statistics_counter_event): Likewise.
4323 (statistics_histogram_event): Likewise.
4324 * statistics.c: New file.
4325 * Makefile.in (OBJS-common): Add statistics.o.
4326 (statistics.o): Add dependencies.
4327 * doc/invoke.texi (-fdump-statistics): Document.
4329 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4331 (execute_pre): Use statistics_counter_event.
4332 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4333 (substitute_and_fold): Increment it. Use statistics_counter_event.
4335 2008-05-15 Diego Novillo <dnovillo@google.com>
4337 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4339 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4340 * tree-ssa-alias.c (new_type_alias): Remove references to
4341 sub-variables from comment.
4342 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4344 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4346 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4347 attribute to 1 only for insertps alternative.
4349 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4351 * config/bfin/bfin.md (loadbytes): New pattern.
4352 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4353 (bfin_init_builtins): Initialize it.
4354 (bdesc_1arg): Add it.
4356 2008-05-15 Sa Liu <saliu@de.ibm.com>
4358 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4359 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4360 * testsuite/lib/target-supports.exp: Add
4361 check_effective_target_fortran_integer_16.
4363 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4365 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4366 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4367 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4368 (TARGET_RETURN_IN_MEMORY): Define.
4370 2008-05-15 Richard Guenther <rguenther@suse.de>
4373 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4374 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4375 represent unmodifiable vars.
4377 2008-05-15 Richard Guenther <rguenther@suse.de>
4379 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4380 INDIRECT_REF and TARGET_MEM_REF.
4381 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4384 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4385 H.J. Lu <hongjiu.lu@intel.com>
4387 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4388 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4389 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4390 insn alternatives. Add missing alternatives.
4391 (*vec_concatv2di_rex64_sse4_1): Likewise.
4392 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4393 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4396 2008-05-15 Richard Guenther <rguenther@suse.de>
4398 PR tree-optimization/36009
4399 PR tree-optimization/36204
4400 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4401 (determine_invariantness_stmt): Record the loop a store is
4403 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4406 2008-05-15 Richard Guenther <rguenther@suse.de>
4408 PR tree-optimization/34330
4409 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4410 through the pointer will alias the SMT.
4412 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4414 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4416 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4418 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4420 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4421 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4423 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4424 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4425 (vashl_optab): New optab for vector/vector shifts.
4426 (vashr_optab): Ditto.
4427 (vlshr_optab): Ditto.
4428 (vrotl_optab): Ditto.
4429 (vrotr_optab): Ditto.
4430 (optab_subtype): New enum for optab_for_tree_code call.
4431 (optab_for_tree_code): Add enum optab_subtype argument.
4433 * optabs.c (optab_for_tree_code): Take an additional argument to
4434 distinguish between a vector shift by a scalar and vector shift by
4435 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4436 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4437 vector shift by a vector.
4438 (expand_widen_pattern_expr): Pass additional argument to
4439 optab_for_tree_code.
4441 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4442 vrotl_optab, vrotr_optab.
4444 * expr.c (expand_expr_real_1): Update calls to
4445 optab_for_tree_code to distinguish between vector shifted by a
4446 scalar and vector shifted by a vector.
4447 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4448 (supportable_narrowing_operation): Ditto.
4449 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4450 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4451 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4452 (vect_create_epilog_for_reduction): Ditto.
4453 (vectorizable_reduction): Ditto.
4454 (vectorizable_operation): Ditto.
4455 (vect_strided_store_supported): Ditto.
4456 (vect_strided_load_supported): Ditto.
4457 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4458 * expmed.c (expand_shift): Ditto.
4460 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4462 (ashr@var{m}3): Ditto.
4463 (vashl@var{m}3): Document new vector/vector shift standard name.
4464 (vashr@var{m}3): Ditto.
4465 (vlshr@var{m}3): Ditto.
4466 (vrotl@var{m}3): Ditto.
4467 (vrotr@var{m}3): Ditto.
4469 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4470 (PPERM_INVERT): Ditto.
4471 (PPERM_REVERSE): Ditto.
4472 (PPERM_REV_INV): Ditto.
4473 (PPERM_ZERO): Ditto.
4474 (PPERM_ONES): Ditto.
4475 (PPERM_SIGN): Ditto.
4476 (PPERM_INV_SIGN): Ditto.
4477 (PPERM_SRC1): Ditto.
4478 (PPERM_SRC2): Ditto.
4480 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4481 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4482 allows a memory operand to be the value being added, and split it
4483 to improve vectorization.
4484 (sse5_pmacsdqh_mem): Ditto.
4485 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4486 (sse5_mulv2div2di3_high): Ditto.
4487 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4488 (vec_pack_trunc_v4si): Ditto.
4489 (vec_pack_trunc_v2di): Ditto.
4490 (sse5_pcmov_<mode>): Remove code that tried to use use
4491 andps/andnps instead of pcmov.
4492 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4493 pmacsdqh instructions.
4494 (vec_widen_smult_lo_v4si): Ditto.
4496 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4497 (PPERM_INVERT): Ditto.
4498 (PPERM_REVERSE): Ditto.
4499 (PPERM_REV_INV): Ditto.
4500 (PPERM_ZERO): Ditto.
4501 (PPERM_ONES): Ditto.
4502 (PPERM_SIGN): Ditto.
4503 (PPERM_INV_SIGN): Ditto.
4504 (PPERM_SRC1): Ditto.
4505 (PPERM_SRC2): Ditto.
4506 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4508 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4510 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4511 says ignore whether the last reference is a memory operand.
4513 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4514 Paolo Bonzini <bonzini at gnu dot org>
4516 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4519 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4520 (vlshr<mode>3): Rename from vlshr<mode>3.
4521 (vashr<mode>3): Rename from vashr<mode>3.
4522 (mulv4sf3): Change the names of vector shift patterns.
4526 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4529 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4554 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4555 (floatunssidf2_internal): Change vector/vector shift names.
4556 (floatunsdidf2_internal): Ditto.
4563 (vashl<mode>3): Rename from ashl<mode>3.
4564 (vashr<mode>3): Rename from ashr<mode>3.
4565 (vlshr<mode>3): Rename from lshr<mode>3.
4566 (vrotl<mode>3): Rename from rotl<mode>3.
4568 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4571 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4572 multiply gives the wrong value when doing widening multiplies.
4573 (vec_widen_smult_lo_v4si): Ditto.
4575 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4577 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4578 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4579 emit_library_call_value.
4580 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4581 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4582 * calls.c (initialize_argument_information, precompute_arguments,
4583 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4584 (precompute_arguments): Removed flags parameter.
4585 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4587 2008-05-14 Richard Guenther <rguenther@suse.de>
4589 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4590 Make sure to register the store if the use is a PHI_NODE.
4592 2008-05-14 Olivier Hainque <hainque@adacore.com>
4594 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4595 memory if the component is to be referenced in BLKmode according
4596 to get_inner_reference.
4598 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4600 * calls.c (emit_library_call_value_1): Restore code clearing
4601 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4603 2008-05-14 Olivier Hainque <hainque@adacore.com>
4604 Nicolas Roche <roche@adacore.com>
4606 * configure.ac: Add support for a "gcc_subdir" variable in
4607 config-lang.in, to denote a subdirectory where the language/GCC
4608 integration files are to be found.
4609 * configure: Regenerate.
4611 2008-05-14 Ira Rosen <irar@il.ibm.com>
4613 PR tree-optimization/36098
4614 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4615 value for the first load in the group in case of a gap.
4616 (vect_build_slp_tree): Check that there are no gaps in loads.
4618 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4620 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4621 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4622 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4623 emit_insn and remove unneeded code to construct extra args.
4624 (emit_no_conflict_block): Removed.
4625 * optabls.h: (emit_no_conflict_block): Removed.
4626 * cse.c (cse_extended_basic_block): Remove search for
4627 REG_NO_CONFLICT note.
4628 * global.c: Removed incorrect comment added in revision 117.
4629 * expr.c (convert_move): Change call to emit_no_conflict_block to
4631 * recog.c: Change comments so that they do not mention
4633 * local_alloc.c (combine_regs): Removed last parameter.
4634 (no_conflict_p): Removed.
4635 (block_alloc): Removed note, no_conflict_combined_regno and set
4636 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4637 (combine_regs): Removed already_dead and code to look for
4638 REG_NO_CONFLICT notes.
4639 * lower_subreg (remove_retval_note): Removed code to look for
4640 REG_NO_CONFLICT block.
4641 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4642 (resolve_clobber): Remove code to process libcalls that have
4643 REG_NO_CONFLICT notes.
4644 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4646 * combine.c (can_combine_p, distribute_notes): Removed
4647 REG_NO_CONFLICT case.
4648 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4650 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4651 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4653 * reg-notes.def (NO_CONFLICT): Removed.
4655 2008-05-14 David S. Miller <davem@davemloft.net>
4657 * config/sparc/sparc.c (sparc_profile_hook): If
4658 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4659 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4660 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4662 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4664 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4666 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4669 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4670 and op1 expansion before vector concat to have less live pseudos.
4672 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4674 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4675 ix86_expand_vector_set if supported.
4677 2008-05-13 Diego Novillo <dnovillo@google.com>
4678 Kenneth Zadeck <zadeck@naturalbridge.com>
4680 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4682 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4683 phinodes_print_statistics, init_ssanames, fini_ssanames,
4684 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4685 release_ssa_name, release_defs, replace_ssa_name_symbol,
4686 ssanames_print_statistics): Move ...
4687 * tree-flow.h: ... here.
4688 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4689 Use FN instead of cfun.
4690 (make_ssa_name_fn): Rename from make_ssa_name.
4691 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4692 * tree-flow-inline.h (make_ssa_name): Move from
4693 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4694 * omp-low.c (expand_omp_parallel):
4695 * tree-flow-inline.h (redirect_edge_var_map_result):
4696 * tree-ssa.c (init_tree_ssa): Add argument FN.
4697 Use it instead of cfun. Update all users.
4699 2008-05-13 Tom Tromey <tromey@redhat.com>
4701 PR preprocessor/22168:
4702 * doc/cpp.texi (Top): Update menu.
4703 (Alternatives to Wrapper #ifndef): New node.
4704 (Other Directives): Document deprecation.
4705 (Obsolete Features): Remove menu.
4706 (Assertions): Merge node into Obsolete Features.
4707 (Obsolete once-only headers): Move earlier; rename to Alternatives
4709 * doc/cppopts.texi: Update.
4710 * c.opt (Wdeprecated): Enable for C and ObjC.
4711 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4712 (C++ Dialect Options): Move -Wno-deprecated from here to...
4713 (Warning Options): ... here.
4715 2008-05-13 Richard Guenther <rguenther@suse.de>
4718 * fold-const.c (fold_sign_changed_comparison): Do not allow
4719 changes in pointer-ness.
4721 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4724 * config/sh/sh.c (sh_expand_prologue): Don't clear
4725 RTX_FRAME_RELATED_P for push insns.
4727 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4729 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4731 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4733 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4734 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4735 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4737 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4739 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4740 (*vec_concatv4sf_sse): This.
4741 (*sse2_concatv2si): Renamed to ...
4742 (*vec_concatv2si_sse2): This.
4743 (*sse1_concatv2si): Renamed to ...
4744 (*vec_concatv2si_sse): This.
4745 (*vec_concatv2di_rex): Renamed to ...
4746 (*vec_concatv2di_rex64): This.
4747 (*vec_concatv2si_sse4_1): New.
4748 (*vec_concatv2di_rex64_sse4_1): Likewise.
4750 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4752 PR rtl-optimization/36111
4753 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4754 that was created for swappable operands.
4756 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4759 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4760 * configure.ac: Add call to ACX_PROG_GNAT.
4762 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4764 * optc-gen.awk: Fix comment typo.
4766 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4768 * pretty-print.c (pp_integer_with_precision): Use
4769 HOST_LONG_LONG_FORMAT.
4771 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4773 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4775 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4777 * config/i386/i386.c (bdesc_ptest): Removed.
4778 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4779 (bdesc_args): Add __builtin_ia32_ptestz128,
4780 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4781 (ix86_init_mmx_sse_builtins): Updated.
4782 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4783 (ix86_expand_builtin): Updated.
4785 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4787 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4788 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4790 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4792 * value-prof.c (interesting_stringop_to_profile): Do not
4793 return early for BUILT_IN_MEMPCPY.
4795 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4797 * calls.c (expand_call): Don't use callgraph to increase
4798 preferred_stack_boundary.
4800 * cgraph.h (cgraph_rtl_info): Use unsigned on
4801 preferred_incoming_stack_boundary.
4803 * final.c (rest_of_clean_state): Use unsigned on
4804 preferred_stack_boundary.
4806 2008-05-09 Tom Tromey <tromey@redhat.com>
4808 PR preprocessor/22231:
4809 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4812 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4814 PR tree-optimization/36129
4815 * tree-ssa-ccp.c: Include value-prof.h.
4816 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4817 built-in function was folded to a constant.
4818 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4820 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4821 Sebastian Pop <sebastian.pop@amd.com>
4823 * tree-scalar-evolution.c: Document instantiate_scev.
4824 (instantiate_parameters_1): Renamed instantiate_scev_1.
4825 Don't use the same loop for instantiation_loop and evolution_loop.
4826 (instantiate_scev): New.
4827 (instantiate_parameters): Moved...
4828 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4829 same loop twice. Maintains the semantics for this function.
4830 * tree-scalar-evolution.h (instantiate_scev): Declare.
4831 (instantiate_parameters): ...here. Now static inline.
4832 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4833 instead of resolve_mixers.
4835 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4837 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4839 2008-05-09 Tomas Bily <tbily@suse.cz>
4841 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4842 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4843 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4844 * c-common.c (c_common_truthvalue_conversion): Likewise.
4845 * tree-object-size.c (compute_object_offset): Likewise.
4846 * tree-inline.c (estimate_num_insns_1): Likewise.
4847 * varasm.c (const_hash_1, compare_constant, copy_constant)
4848 (compute_reloc_for_constant, output_addressed_constants)
4849 (initializer_constant_valid_p): Likewise.
4850 * c-omp.c (check_omp_for_incr_expr): Likewise.
4851 * gimplify.c (gimplify_expr): Likewise.
4852 * c-typeck.c (c_finish_return): Likewise.
4853 * tree-vectorizer.c (supportable_widening_operation)
4854 (supportable_narrowing_operation): Likewise.
4855 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4856 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4857 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4858 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4859 (descr_info_loc): Likewise.
4860 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4861 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4862 (fold_unary): Likewise.
4863 * builtins.c (get_pointer_alignment): Likewise.
4864 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4865 (instantiate_parameters_1): Likewise.
4866 * tree.c (expr_align, stabilize_reference): Likewise.
4867 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4868 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4869 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4870 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4871 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4872 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4874 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4875 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4876 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4877 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4878 (forward_propagate_comparison)
4879 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4880 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4881 * emit-rtl.c (component_ref_for_mem_expr)
4882 (set_mem_attributes_minus_bitpos): Likewise.
4883 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4884 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4886 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4887 (build_function_call, pointer_diff, build_compound_expr)
4888 (c_finish_return): Likewise.
4889 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4890 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4892 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4893 * expr.c (is_aligning_offset): Likewise.
4894 * tree-ssa-alias.c (is_escape_site): Likewise.
4895 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4896 (check_all_va_list_escapes): Likewise.
4897 * tree-ssa-loop-ivopts.c (determine_base_object)
4898 (determine_common_wider_type): Likewise.
4899 * dojump.c (do_jump): Likewise.
4900 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4901 * tree-gimple.c (is_gimple_cast): Likewise.
4902 * fold-const.c (decode_field_reference, )
4903 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4904 (fold_binary): Likewise.
4905 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4906 (already_warned_in_frontend_p): Likewise.
4907 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4908 * tree.c (really_constant_p, get_unwidened): Likewise.
4909 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4910 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4911 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4913 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4915 (CONVERT_EXPR_P): Define.
4916 (CASE_CONVERT): Define.
4918 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4921 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4922 (delete_unmarked_insns): When deleting a call, call
4923 delete_unreachable_blocks.
4924 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4925 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4927 2008-05-08 Richard Guenther <rguenther@suse.de>
4929 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4930 (-ftree-salias): Likewise.
4931 (salias-max-implicit-fields): Remove param documentation.
4932 (salias-max-array-elements): Likewise.
4933 * tree-pass.h (pass_create_structure_vars): Remove.
4934 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4935 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4936 * tree-ssa-alias.c (create_structure_vars): Remove.
4937 (gate_structure_vars): Likewise.
4938 (pass_create_structure_vars): Likewise.
4939 (gate_build_alias): Likewise.
4940 (pass_build_alias): Adjust to run always and dump the function.
4941 * common.opt (ftree-salias): Hide.
4942 * passes.c (init_optimization_passes): Remove
4943 pass_create_structure_vars, adjust comment.
4944 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4945 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4946 * opts.c (decode_options): Do not set flag_tree_salias.
4947 (common_handle_option): Add OPT_ftree_salias to the backward
4948 compatibility section.
4950 2008-05-08 Richard Guenther <rguenther@suse.de>
4952 * tree-flow-inline.h (var_can_have_subvars): Move ...
4953 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4954 * tree-flow.h (var_can_have_subvars): Remove.
4955 (push_fields_onto_fieldstack): Remove.
4956 (sort_fieldstack): Likewise.
4957 (struct fieldoff): Move ...
4958 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4959 alias_set and base_for_components fields.
4960 (sort_fieldstack): Make static.
4961 (push_fields_onto_fieldstack): Likewise. Remove code that
4962 handles anything but RECORD_TYPEs. Remove alias_set and
4963 base_for_components handling.
4964 (create_variable_info_for): Adjust.
4966 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4968 * common.opt (Wframe-larger-than=): Shorten the help message
4970 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4972 2008-05-08 Rafael Espindola <espindola@google.com>
4974 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4976 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4977 trap and that both operands are gimple values.
4978 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4979 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4982 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4984 * read-rtl.c (join_c_conditions): Return the first string if the
4985 two strings are equal.
4987 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4989 * gensupport.h (pred_data): Add a "num_codes" field.
4990 (add_predicate_code): Declare.
4991 * gensupport.c (add_predicate_code): New function.
4992 (std_pred_table): Add an "allows_const_p" field.
4993 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4994 Remove the (incomplete) list of such codes from the codes field.
4995 (init_predicate_table): Use add_predicate_code. Add all
4996 RTX_CONST_OBJs if allows_const_p is true.
4997 * genrecog.c (process_define_predicate): Use add_predicate_code.
4999 2008-05-08 David Daney <ddaney@avtrex.com>
5000 Richard Sandiford <rsandifo@nildram.co.uk>
5002 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5003 special case of constant zero operands.
5004 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5005 old and new values. Special case constant zero values.
5006 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5008 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5009 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5011 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5014 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5015 similar RTX_CONST_OBJ before CONST_INT.
5017 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5019 * stmt.c (expand_stack_restore): Change sa mode if needed.
5021 2008-05-08 Richard Guenther <rguenther@suse.de>
5023 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5024 return type to bool.
5025 (ix86_sol10_return_in_memory): Likewise.
5026 (ix86_i386elf_return_in_memory): Likewise.
5027 (ix86_i386interix_return_in_memory): Likewise.
5028 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5029 (ix86_sol10_return_in_memory): Likewise.
5030 (ix86_i386elf_return_in_memory): Likewise.
5031 (ix86_i386interix_return_in_memory): Likewise.
5033 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5036 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5038 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5039 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5042 2008-05-08 Richard Guenther <rguenther@suse.de>
5044 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5045 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5046 (DR_SUBVARS): Remove.
5047 * tree-dfa.c (dump_subvars_for): Remove.
5048 (debug_subvars_for): Likewise.
5049 (dump_variable): Do not dump subvars.
5050 (remove_referenced_var): Do not remove subvars.
5051 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5052 (lookup_subvars_for_var): Remove.
5053 (get_subvars_for_var): Likewise.
5054 (get_subvars_at): Likewise.
5055 (get_first_overlapping_subvar): Likewise.
5056 (overlap_subvar): Likewise.
5057 * tree-flow.h (subvar_t): Remove.
5058 (struct var_ann_d): Remove subvars field.
5059 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5060 argument. Remove special handling of SFTs.
5061 (compute_tag_properties): Likewise.
5062 (set_initial_properties): Likewise.
5063 (compute_call_clobbered): Likewise.
5064 (count_mem_refs): Likewise.
5065 (compute_memory_partitions): Likewise.
5066 (compute_flow_insensitive_aliasing): Likewise.
5067 (setup_pointers_and_addressables): Likewise.
5068 (new_type_alias): Likewise.
5069 (struct used_part): Remove.
5070 (used_portions): Likewise.
5071 (struct used_part_map): Likewise.
5072 (used_part_map_eq): Likewise.
5073 (used_part_map_hash): Likewise.
5074 (free_used_part_map): Likewise.
5075 (up_lookup): Likewise.
5076 (up_insert): Likewise.
5077 (get_or_create_used_part_for): Likewise.
5078 (create_sft): Likewise.
5079 (create_overlap_variables_for): Likewise.
5080 (find_used_portions): Likewise.
5081 (create_structure_vars): Likewise.
5082 * tree.def (STRUCT_FIELD_TAG): Remove.
5083 * tree.h (MTAG_P): Adjust.
5084 (struct tree_memory_tag): Remove base_for_components and
5085 unpartitionable flags.
5086 (struct tree_struct_field_tag): Remove.
5087 (SFT_PARENT_VAR): Likewise.
5088 (SFT_OFFSET): Likewise.
5089 (SFT_SIZE): Likewise.
5090 (SFT_NONADDRESSABLE_P): Likewise.
5091 (SFT_ALIAS_SET): Likewise.
5092 (SFT_UNPARTITIONABLE_P): Likewise.
5093 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5094 (union tree_node): Remove sft field.
5095 * alias.c (get_alias_set): Remove special handling of SFTs.
5096 * print-tree.c (print_node): Remove handling of SFTs.
5097 * tree-dump.c (dequeue_and_dump): Likewise.
5098 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5099 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5100 * tree-predcom.c (set_alias_info): Do not set subvars.
5101 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5102 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5103 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5104 (add_vars_for_offset): Remove.
5105 (add_virtual_operand): Remove special handling of SFTs.
5106 (add_call_clobber_ops): Likewise.
5107 (add_call_read_ops): Likewise.
5108 (get_asm_expr_operands): Likewise.
5109 (get_modify_stmt_operands): Likewise.
5110 (get_expr_operands): Likewise.
5111 (add_to_addressable_set): Likewise.
5112 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5113 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5114 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5115 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5116 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5117 (tree_node_structure): Likewise.
5118 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5120 (find_what_p_points_to): Likewise.
5122 2008-05-08 Sa Liu <saliu@de.ibm.com>
5124 * config/spu/spu.md: Fixed subti3 pattern.
5126 2008-05-08 Richard Guenther <rguenther@suse.de>
5129 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5130 sure to create a representative for trailing arrays for PTA.
5132 2008-05-08 Richard Guenther <rguenther@suse.de>
5135 * fold-const.c (operand_equal_p): Two objects which types
5136 differ in pointerness are not equal.
5138 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5140 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5141 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5142 (emit_library_call_value_1): Add new variable fndecl initialized by
5143 NULL_TREE. It should be the decl type of orgfun, but this information
5144 seems not to be available here, so it uses the default calling abi.
5145 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5146 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5147 by TARGET_RETURN_IN_MEMORY.
5148 * config/i386/i386-interix.h: Likewise.
5149 * config/i386/i386.h: Likewise.
5150 * config/i386/i386elf.h: Likewise.
5151 * config/i386/ptx4-i.h: Likewise.
5152 * config/i386/sol2-10.h: Likewise.
5153 * config/i386/sysv4.h: Likewise.
5154 * config/i386/vx-common.h: Likewise.
5155 * config/cris/cris.h: Removed #if 0 clause.
5156 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5157 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5159 (ix86_sol10_return_in_memory): Likewise.
5160 (ix86_i386elf_return_in_memory): New.
5161 (ix86_i386interix_return_in_memory): New.
5162 * config/mt/mt-protos.h (mt_return_in_memory): New.
5163 * config/mt/mt.c: Likewise.
5164 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5165 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5166 * config/bfin/bfin.h: Likewise.
5167 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5169 * config/bfin/bfin.c: Likewise.
5170 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5171 * config/alpha/unicosmk.h: Likewise.
5172 * config/i386/cygming.h: Likewise.
5173 * config/iq2000/iq2000.h: Likewise.
5174 * config/mips/mips.h: Likewise.
5175 * config/mn10300/mn10300.h: Likewise.
5176 * config/rs6000/rs6000.h: Likewise.
5177 * config/score/score.h: Likewise.
5178 * config/spu/spu.h: Likewise.
5179 * config/v850/v850.h: Likewise.
5180 * defaults.h: Likewise.
5181 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5182 * expr.c (emit_block_move): Adjust use of
5183 OUTGOING_REG_PARM_STACK_SPACE.
5184 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5185 OUTGOING_REG_PARM_STACK_SPACE.
5186 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5188 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5190 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5191 on OMP_RETURN for OMP_FOR.
5194 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5195 (fortran_common): New function.
5196 (gen_variable_die): Call fortran_common instead of common_check,
5197 adjust for it returning tree instead of rtx. Formatting.
5199 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5203 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5204 * c-decl.c (merge_decls): Ditto.
5205 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5206 to RTL_CONST_OR_PURE_CALL_P.
5207 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5208 Initialized DECL_LOOPING_CONST_PURE.
5209 (process_call_operands): Set tree_side_effects properly.
5210 * tree.h (TREE_READONLY_DECL_P): Removed.
5211 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5212 (DECL_LOOPING_OR_CONST_P): New macro.
5213 (struct tree_function_decl): Added looping_const_or_pure_p.
5215 (ECF_LOOPING_OR_CONST_P): New macro.
5216 * rtlanal.c (pure_const_p): Removed.
5217 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5218 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5219 to RTL_CONST_CALL_P.
5220 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5221 (check_decl, check_tree, check_call, scan_function): Initialize
5223 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5224 (static_execute): Set looping true for recursive functions.
5225 Undo setting state to IPA_NEITHER for recursive functions.
5227 * ifcvt.c (noce_can_store_speculate_p): Changed
5228 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5229 RTL_CONST_OR_PURE_CALL_P.
5230 * dse.c (scan_insn): Ditto.
5231 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5232 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5233 RTL_CONST_OR_PURE_CALL_P.
5234 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5235 pure_call_p to RTL_CONST_CALL_P.
5236 * gimplify.c (gimplify_call_expr): Clear side effects for
5237 non-looping pure and constant calls.
5238 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5239 (flags_from_decl_or_type): Set ecf flags from decl flags.
5240 (initialize_argument_information): Turn off
5241 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5242 Change const to pure if callee_copies is true rather than just
5244 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5245 way of marking pure calls.
5246 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5247 Remove hack that was supposed to fix pr7335 and remove old
5248 way of marking pure calls.
5249 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5250 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5251 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5252 RTL_CONST_OR_PURE_CALL_P.
5253 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5254 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5255 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5256 * sched-deps.c (schedule_analyze): Ditto.
5257 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5258 return_val field of calls to represent pure and const function info.
5259 (CONST_OR_PURE_CALL_P): Deleted macro.
5260 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5261 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5262 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5264 * tree-optimize.c (execute_fixup_cfg): Added test for
5265 ECF_LOOPING_CONST_OR_PURE.
5266 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5268 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5269 effects for looping pure or const calls.
5270 (verify_gimple_expr): Added verification code.
5271 * config/alpha/alpha.c (alpha_legitimize_address,
5272 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5274 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5275 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5276 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5277 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5278 RTL_CONST_OR_PURE_CALL_P.
5279 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5280 and const calls to be deleted.
5282 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5285 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5286 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5287 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5288 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5289 to handle nonimmediate operands.
5290 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5291 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5292 to handle nonimmediate operands.
5293 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5294 (mmx_pmulhrwv4hi3): New expander. Use
5295 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5296 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5297 (sse2_umulv1siv1di3): New expander. Use
5298 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5299 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5300 (mmx_eq<mode>3): New expander. Use
5301 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5302 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5303 (mmx_uavgv8qi3): New expander. Use
5304 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5305 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5306 (mmx_uavgv4hi3): New expander. Use
5307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5309 * config/i386/sse.md
5310 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5311 to handle nonimmediate operands.
5312 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5313 to handle nonimmediate operands.
5314 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5315 to handle nonimmediate operands.
5316 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5317 to handle nonimmediate operands.
5318 (sse2_unpckhpd_exp): New expander. Use
5319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5320 (sse2_unpcklpd_exp): New expander. Use
5321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5322 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5323 to handle nonimmediate operands.
5324 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5325 to handle nonimmediate operands.
5326 (*sse2_<plusminus_insn><mode>3): Rename from
5327 sse2_<plusminus_insn><mode>3 insn pattern.
5328 (sse2_<plusminus_insn><mode>3): New expander. Use
5329 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5330 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5331 (sse2_umulv2siv2di3): New expander. Use
5332 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5333 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5334 (sse4_1_mulv2siv2di3): New expander. Use
5335 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5336 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5337 (sse2_pmaddwd): New expander. Use
5338 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5339 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5340 (sse2_eq<mode>3): New expander. Use
5341 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5342 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5343 (sse4_1_eqv2di3): New expander. Use
5344 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5345 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5346 (sse2_uavgv16qi3): New expander. Use
5347 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5348 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5349 (sse2_uavgv16qi3): New expander. Use
5350 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5351 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5352 (sse2_uavgv8hi3): New expander. Use
5353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5354 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5355 (ssse3_pmulhrswv8hi3): New expander. Use
5356 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5357 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5358 (ssse3_pmulhrswv4hi3): New expander. Use
5359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5361 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5362 (<sse>_vmmul<mode>3): Ditto.
5363 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5365 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5366 (ssse3_pmaddubsw): Ditto.
5368 * config/i386/i386.c (struct_builtin_description)
5369 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5370 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5371 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5372 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5373 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5374 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5375 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5376 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5377 (ix86_fixup_binary_operands): Assert that src1
5378 and src2 must have the same mode when swapped.
5379 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5380 and ix86_binary_operator_ok. Do not force operands in registers
5383 2008-05-07 Jan Hubicka <jh@suse.cz>
5385 * cgraph.c (dump_cgraph_node): Update.
5386 * cgraph.h (cgraph_local_info): Break out inline summary.
5387 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5389 * ipa-inline (inline_summary): New accestor function.
5390 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5391 cgraph_decide_inlining, compute_inline_parameters): Update.
5392 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5394 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5396 Cleanup ColdFire scheduling support and add V4 pipeline model.
5398 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5399 (define_attr cpu): Add cfv4 value.
5400 (define_attr type, define_attr type1): Merge into a single 'type'
5401 attribute. Update all uses.
5402 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5403 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5405 (define_attr opx_mem, define_attr opy_mem): Remove.
5406 (define_attr op_mem): Clean up, update comment.
5407 (define_attr size): Use specific values instead of general int.
5408 (define_attr guess, define_attr split): Remove. Update all uses.
5409 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5410 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5411 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5412 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5413 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5414 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5415 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5416 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5417 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5418 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5419 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5420 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5421 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5422 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5423 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5424 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5425 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5426 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5427 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5428 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5429 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5430 Update or set attributes.
5431 (stack_tie): New fake instruction.
5433 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5434 (m68k_sched_attr_size): Update declaration.
5435 (m68k_sched_attr_type2): Remove.
5436 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5437 Declare new bypass predicates.
5439 * config/m68k/m68k.c (m68k_sched_issue_rate,
5440 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5442 (TARGET_SCHED_ISSUE_RATE,
5443 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5444 (override_options): Handle scheduling for ColdFire V4 core.
5445 (m68k_expand_prologue): Emit stack_tie.
5446 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5447 'OP_TYPE_FPN'. Update all uses.
5448 (sched_guess_p): Remove.
5449 (sched_address_type): Handle symbolic addresses.
5450 (sched_get_operand): New static function.
5451 (sched_operand_type): Merge into sched_attr_op_type.
5452 (sched_attr_op_type): Handle FP registers, handle quick constants,
5454 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5455 (m68k_sched_attr_size): Update. Move logic to ...
5456 (sched_get_attr_size_int): New static function.
5457 (sched_get_opxy_mem_type): New static function.
5458 (m68k_sched_attr_op_mem): Update.
5459 (m68k_sched_attr_type2): Remove.
5460 (sched_cfv4_bypass_data): New static variable.
5461 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5462 (m68k_sched_issue_rate): Implement scheduler hook.
5463 (struct _sched_ib: enabled_p): New field.
5464 (m68k_sched_variable_issue): Update. Handle V4.
5465 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5466 sched_dump_class_func_t, sched_dump_split_class,
5467 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5468 sched_dump_dfa_class, m68k_sched_dump): Remove.
5469 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5471 (m68k_sched_init_global): Remove statisctics dumping, introduce
5472 sanity check that all instructions have pipeline reservations. Handle
5474 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5475 Handle ColdFire V4 core.
5476 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5477 New static functions.
5478 (m68k_sched_address_bypass_p): New bypass predicate.
5479 (sched_get_indexed_address_scale): New static function.
5480 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5482 * cf.md: Update comments.
5483 (define_attr type2): Remove. Use 'type' attribute instead.
5485 (cf_ib): Rename to cfv123_ib. Update all uses.
5486 (cf_oep): Rename to cfv123_oep. Update all uses.
5487 (cf_chr): Rename to cfv123_chr. Update all uses.
5488 (cf_mem): Rename to cfv123_mem. Update all uses.
5489 (cf_mac): Move to more appropriate place.
5490 (cfv123_guess): New automaton and cpu_unit.
5491 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5492 Update uses of 'size' attribute. Handle before reload scheduling.
5493 (cfv123_guess): New dummy reservation for unhandled instructions.
5494 (cfv4_*): Pipeline description of ColdFire V4 core.
5495 (ignore): New reservation to handle 'ignore' type.
5497 2008-05-07 Ian Lance Taylor <iant@google.com>
5500 * gimplify.c (find_single_pointer_decl_1): Don't look through
5502 (find_single_pointer_decl): Adjust comments.
5504 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5507 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5508 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5511 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5512 integral type rather than floating point, then VIEW_CONVERT_EXPR
5513 to the floating point type.
5515 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5517 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5518 TFmode op0 to register.
5520 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5522 * c-decl.c (grokdeclarator): Comment typo.
5524 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5526 * tree-flow.h: Remove prototype for computed_goto_p.
5527 * tree-cfg.c (computed_goto_p): Make static.
5529 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5532 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5533 (contains_aligned_value_p): This. Handle _Decimal128.
5534 (ix86_function_arg_boundary): Only align _Decimal128 to its
5535 natural boundary and handle it properly.
5537 2008-05-06 Martin Jambor <mjambor@suse.cz>
5539 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5540 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5541 (ipcp_method_set_orig_node): Removed.
5542 (ipcp_cval_get_cvalue_type): Removed.
5543 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5544 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5545 (ipcp_cval_set_cvalue_type): Removed.
5546 (ipcp_cval_get_cvalue): Removed.
5547 (ipcp_cval_set_cvalue): Removed.
5548 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5549 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5550 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5551 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5552 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5553 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5554 (ipcp_get_ith_lattice): Changed parameters.
5555 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5556 (ipcp_lattice_from_jfunc): Changed parameters.
5557 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5558 (ipcp_method_cval_print): Added temporary variable info.
5559 (ipcp_redirect): Removed already unused local variable caller.
5560 (ipcp_redirect): New temporary variable orig_callee_info
5561 (ipcp_redirect): Removed newly unused local variable callee.
5562 (ipcp_redirect): Removed (a bit confusing) local variable type.
5563 (ipcp_insert_stage): Added local variable info.
5564 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5566 (ipcp_formal_create): Removed.
5567 (ipcp_method_cval_set): Removed.
5568 (ipcp_propagate_stage): Renamed lattice variables.
5569 (ipcp_method_cval_set_cvalue_type): Removed.
5570 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5571 (ipcp_print_all_lattices): Changed printed strings to refer to
5572 lattices rather than cvals.
5573 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5574 (ipcp_propagate_const): Changed formal parameters.
5575 (build_const_val): Changed formal parameters.
5576 (ipcp_insert_stage): Removed useless variable cvalue
5577 (build_const_val): Changed formal parameters.
5578 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5579 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5580 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5581 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5582 (ipcp_print_func_profile_counts): Changed string from "method" to
5584 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5585 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5586 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5587 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5588 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5589 (ipcp_lat_is_const): Changed parameters and made inline.
5590 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5591 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5592 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5593 the predicate condition directly
5594 (ipcp_propagate_stage): Added local variable args. Removed local
5595 variable callee. (Both are mere code simplifications.)
5596 (ipcp_method_dont_insert_const): Renamed to
5597 ipcp_node_not_modifiable_p.
5598 (ipcp_node_not_modifiable_p): Made inline.
5599 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5600 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5601 (ipcp_print_all_lattices): Removed variable cvalue
5602 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5605 2008-05-06 Olivier Hainque <hainque@adacore.com>
5607 * tree-sra.c (try_instantiate_multiple_fields): Early return
5608 if field has POINTER_TYPE.
5610 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5612 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5613 by using 'q' specifier for instruction.
5614 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5616 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5618 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5619 Change mode of zero_extract from QImode to HImode.
5620 (sign bit tests peepholes): (Ditto.).
5622 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5624 * config/i386/mmx.md: Remove double backslashes from asm templates.
5625 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5626 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5627 to handle nonimmediate operands.
5628 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5629 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5630 to handle nonimmediate operands.
5631 (*mmx_<code>v2sf3_finite): New insn pattern.
5632 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5633 (mmx_<code>v2sf3): New expander. Use
5634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5635 (mmx_<plusminus_insn><mode>3): New expander. Use
5636 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5637 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5638 (mmx_add<mode>3): Removed.
5639 (mmx_ssadd<mode>3): Ditto.
5640 (mmx_usadd<mode>3): Ditto.
5641 (mmx_sub<mode>3): Ditto.
5642 (mmx_sssub<mode>3): Ditto.
5643 (mmx_ussub<mode>3): Ditto.
5644 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5645 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5646 to handle nonimmediate operands.
5647 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5649 (mmx_smulv4hi3_highpart): New expander. Use
5650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5651 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5653 (mmx_umulv4hi3_highpart): New expander. Use
5654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5655 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5656 (mmx_<code>v4hi3): New expander. Use
5657 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5658 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5659 (mmx_<code>v8qi3): New expander. Use
5660 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5661 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5662 (mmx_<code><mode>3): New expander. Use
5663 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5665 2008-05-05 Jan Hubicka <jh@suse.cz>
5667 PR tree-optimization/36118
5668 * passes.c (pass_init_dump_file): Fix dump header.
5670 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5673 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5674 VCE for function decls.
5676 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5678 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5680 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5682 * config/i386/i386.md (sat_plusminus): New.
5683 (plusminus_insn): Likewise.
5684 (plusminus_mnemonic): Likewise.
5686 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5687 (*<addsub><mode>3_cc_overflow): Renamed to ...
5688 (*<plusminus_insn><mode>3_cc_overflow): This.
5689 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5690 (*<plusminus_insn>si3_zext_cc_overflow): This.
5692 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5693 (<plusminus_insn><mode>3): This.
5694 (*<addsub><mode>3): Renamed to ...
5695 (*<plusminus_insn><mode>3): This.
5696 (<sse>_vm<addsub><mode>3): Renamed to ...
5697 (<sse>_vm<plusminus_insn><mode>3): This.
5698 (sse3_h<addsub>v4sf3): Renamed to ...
5699 (sse3_h<plusminus_insn>v4sf3): This.
5700 (sse3_h<addsub>v2df3): Renamed to ...
5701 (sse3_h<plusminus_insn>v2df3): This.
5702 (<plusminus_insn><mode>3): New.
5703 (*<plusminus_insn><mode>3): Likewise.
5704 (sse2_<plusminus_insn><mode>3): Likewise.
5705 (add<mode>): Removed.
5706 (*add<mode>3): Likewise.
5707 (sse2_ssadd<mode>3): Likewise.
5708 (sse2_usadd<mode>3): Likewise.
5709 (sub<mode>3): Likewise.
5710 (*sub<mode>3): Likewise.
5711 (sse2_sssub<mode>3): Likewise.
5712 (sse2_ussub<mode>3): Likewise.
5714 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5716 * gthr-single.h: Add in required interface elements as per gthr.h.
5717 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5718 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5719 Generalize UNUSED macro.
5720 (__gthread_once): Add.
5721 (__gthread_key_create): Add.
5722 (__gthread_key_delete): Add.
5723 (__gthread_getspecific): Add.
5724 (__gthread_setspecific): Add.
5726 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5728 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5729 the same size types for the indirect reference on the rhs, then
5732 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5734 * config/i386/i386.md
5735 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5736 one insn template instead of template series.
5737 (*xordi_1_rex64): Ditto.
5738 (*xordi_2_rex64): Ditto.
5740 2008-05-05 Ira Rosen <irar@il.ibm.com>
5742 PR tree-optimization/36119
5743 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5746 2008-06-04 Jan Hubicka <jh@suse.cz>
5748 tree-optimization/36100
5749 * tree-pass.h (pass_O0_always_inline): Declare.
5750 * ipa-inline.c (inline_transform): Remove dead code.
5751 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5752 pass_O0_always_inline): New.
5753 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5755 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5757 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5758 mnemonic in this_param move for TARGET_64BIT.
5760 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5763 (*strmovsi_rex_1): Ditto.
5764 (*strsetsi_1): Ditto.
5765 (*strsetsi_rex_1): Ditto.
5767 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5768 adddicc expanders using SWI mode iterator.
5770 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5773 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5776 2008-05-04 David S. Miller <davem@davemloft.net>
5778 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5779 (sparc*-*-linux*): Use linux.h in tm_file.
5780 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5781 compiler defaulting to 32-bit.
5782 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5784 * config/sparc/linux.h: Remove definitions now obtained
5785 properly from linux.h
5786 * config/sparc/linux64.h: Likewise.
5787 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5788 don't want this setting for 32-bit builds in a biarch compiler.
5789 * doc/install.texi: Add sparc-linux to list of targets
5790 supporting --enable-targets=all.
5792 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5794 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5796 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5798 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5799 after V4SI_FTYPE_V8HI.
5800 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5801 case V4SI_FTYPE_V2DF.
5803 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5805 * doc/invoke.texi (max-flow-memory-locations): Removed.
5806 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5808 2008-05-03 Richard Guenther <rguenther@suse.de>
5811 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5813 2008-05-02 David S. Miller <davem@davemloft.net>
5815 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5817 2008-05-02 Simon Baldwin <simonb@google.com>
5820 * c-common.h (warn_array_subscript_range): Removed.
5821 * c-common.c (warn_array_subscript_range): Ditto.
5822 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5823 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5825 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5827 * config/i386/i386.c (ix86_special_builtin_type): New.
5828 (bdesc_special_args): Likewise.
5829 (ix86_expand_special_args_builtin): Likewise.
5830 (ix86_init_mmx_sse_builtins): Updated.
5831 (ix86_expand_builtin): Updated.
5832 (ix86_expand_store_builtin): Removed.
5833 (ix86_expand_unop_builtin): Likewise.
5835 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5836 * config/i386/mmintrin.h (__v2sf): Here.
5838 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5840 (_mm_loadl_pi): Likewise.
5841 (_mm_storeh_pi): Replace __v2si with __v2sf.
5842 (_mm_storel_pi): Likewise.
5844 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5845 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5846 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5847 __builtin_ia32_loadlpd.
5849 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5851 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5852 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5853 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5854 (ix86_init_mmx_sse_builtins): Updated.
5855 (ix86_expand_args_builtin): Likewise.
5856 (ix86_expand_builtin): Likewise.
5857 (ix86_expand_unop1_builtin): Renamed to ...
5858 (ix86_expand_unop_vec_merge_builtin): This.
5860 2008-05-01 Jan Hubicka <jh@suse.cz>
5863 * ipa-inline.c (inline_generate_summary): Make static.
5864 (inline_transform): Do not call inlining at -O0; make static.
5865 * passes.c (execute_todo): Add sanity check.
5866 (execute_one_ipa_transform_pass): Execute proper flags.
5868 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5870 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5871 (DECL_NONADDRESSABLE_P): Likewise.
5872 * alias.c (record_component_aliases): Fix comment.
5874 2008-05-01 Simon Baldwin <simonb@google.com>
5876 * c-common.h (warn_array_subscript_range): New function.
5877 * c-common.c (warn_array_subscript_range): Ditto.
5878 * tree-vrp.c (check_array_ref): Corrected code to agree with
5879 comment, ignoring only arrays of size 0 or size 1.
5880 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5882 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5884 * config/i386/i386.c (ix86_builtin_type): Replace
5885 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5886 (bdesc_args): Updated.
5887 (ix86_init_mmx_sse_builtins): Likewise.
5888 (ix86_expand_args_builtin): Likewise.
5890 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5893 * doc/extend.texi: Correct __builtin_ia32_palignr.
5895 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5898 * config/i386/i386.c (bdesc_crc32): Removed.
5899 (ix86_expand_crc32): Likewise.
5900 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5901 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5902 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5903 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5904 UINT_FTYPE_UINT_UCHAR.
5905 (bdesc_args): Updated. Add crc32 builtins.
5906 (ix86_init_mmx_sse_builtins): Updated.
5907 (ix86_expand_args_builtin): Updated to support subreg.
5909 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5911 2008-05-01 Jan Hubicka <jh@suse.cz>
5913 * tree-pass.h (opt_pass): Add IPA_PASS.
5914 (varpool_node, cgraph_node): Forward declare.
5915 (ipa_opt_pass): Define.
5916 (pass_ipa_inline): Turn into ipa_opt_pass.
5917 (pass_apply_inline): Remove.
5918 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5919 (apply_inline): Turn into ....
5920 (inline_transform): ... this one.
5921 (inline_generate_summary): New function.
5922 (pass_apply_inline): Remove.
5923 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5925 (struct function): Add ipa_transforms_to_apply.
5926 * passes.c (register_one_dump_file): Work on IPA_PASS.
5927 (init_optimization_passes): Remove pass_inline_parameters and
5929 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5930 (execute_one_pass) ... here; apply transforms when possible.
5931 (add_ipa_transform_pass, execute_ipa_summary_asses,
5932 execute_one_ipa_transform_pass): New.
5933 (execute_ipa_pass_list): Update for IPA_PASS type.
5935 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5937 * config/i386/i386.c (ix86_builtin_type): Add
5938 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5939 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5940 (bdesc_args): Add SSE4a builtins.
5941 (ix86_init_mmx_sse_builtins): Updated.
5942 (ix86_expand_args_builtin): Likewise.
5943 (ix86_expand_builtin): Likewise.
5945 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5947 * config/i386/i386.c (ix86_builtin_type): Add
5948 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5949 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5950 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5951 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5952 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5953 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5954 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5955 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5956 and DI_FTYPE_DI_DI_INT.
5957 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5958 (ix86_init_mmx_sse_builtins): Updated.
5959 (ix86_expand_args_builtin): Likewise.
5960 (ix86_expand_builtin): Likewise.
5961 (ix86_expand_binop_imm_builtin): Removed.
5963 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5965 2008-04-30 Richard Guenther <rguenther@suse.de>
5967 PR tree-optimization/32921
5968 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5970 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5972 * config/arm/arm.c (arm_unwind_emit): Use
5973 crtl->all_throwers_are_sibcalls instead of
5974 cfun->all_throwers_are_sibcalls.
5975 (arm_output_fn_unwind): Likewise.
5976 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5977 instead of cfun->uses_pic_offset_table.
5978 (frv_expand_prologue): Likewise.
5979 (frv_frame_pointer_required): Likewise.
5980 (frv_expand_fdpic_call): Likewise.
5981 (frv_emit_movsi): Likewise.
5982 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5983 cfun->returns_pcc_struct instead of
5984 current_function_returns_pcc_struct.
5985 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5986 instead of cfun->calls_eh_return.
5987 (m32c_pushm_popm): Likewise.
5988 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5989 "extern" declaration.
5991 2008-04-30 Richard Guenther <rguenther@suse.de>
5993 PR tree-optimization/21636
5994 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5996 (evaluate_stmt): Print the likely value.
5997 (ccp_visit_stmt): Avoid excessive vertical spacing.
5999 2008-04-30 Rafael Espindola <espindola@google.com>
6001 * builtins.c (fold_call_expr): Return realret.
6002 * tree-ssa-threadedge.c
6003 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6004 __builtin_object_size.
6006 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6008 * gcc.c (wrapper_string): New variable.
6009 (insert_wrapper): New function.
6010 (execute): New option -wrapper.
6011 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6013 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6015 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6016 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6017 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6019 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6020 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6021 config/rs6000/e500crtres64gprctr.asm,
6022 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6023 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6024 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6025 config/rs6000/e500crtsav64gprctr.asm,
6026 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6027 config/rs6000/e500crtsavg64gprctr.asm: New files.
6028 * config/rs6000/t-ppccomm: Add build rules for new files.
6029 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6030 * config/rs6000/t-netbsd: Add build rules for new files.
6031 (LIB2FUNCS_STATIC_EXTRA): New variable.
6032 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6033 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6034 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6036 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6038 * config/i386/i386.c (ix86_builtin_type): Add
6039 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6040 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6041 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6042 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6043 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6044 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6045 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6046 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6047 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6048 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6049 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6050 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6051 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6052 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6053 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6054 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6055 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6056 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6057 V1DI_FTYPE_V2SI_V2SI.
6058 (bdesc_2arg): Moved to ...
6060 (ix86_init_mmx_sse_builtins): Updated.
6061 (ix86_expand_args_builtin): Updated. Take a pointer
6062 to const struct builtin_description. Handle comparison
6064 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6065 (ix86_expand_builtin): Updated.
6067 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6068 (ssse3_pmaddubsw128): This.
6069 (ssse3_pmaddubswv4hi3): Renamed to ...
6070 (ssse3_pmaddubsw): This.
6072 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6073 (__builtin_ia32_packssdw128): Likewise.
6074 (__builtin_ia32_packuswb128): Likewise.
6075 (__builtin_ia32_pmaddubsw): Likewise.
6076 (__builtin_ia32_pmaddubsw128): Likewise.
6078 2008-04-30 Richard Guenther <rguenther@suse.de>
6080 PR tree-optimization/14847
6081 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6082 (recognize_bits_test): Use it.
6083 (recognize_single_bit_test): Likewise.
6085 2008-04-30 Martin Jambor <mjambor@suse.cz>
6087 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6088 instead of setting number of formal parameters to zero.
6089 (ipcp_init_stage): Do not set the number of actual parameters to zero
6091 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6092 which are called with variable number of arguments.
6093 (ipcp_insert_stage): Explicitely skipping all nodes which are
6094 called with variable number of arguments.
6095 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6096 number of parameters.
6098 * ipa-prop.h (struct ipa_node_params): Added flag
6099 called_with_var_arguments
6100 (ipa_set_param_count): Added. Changed sole setter to use it.
6101 (ipa_get_param_count): Added. All readers of param_count
6102 converted to use it instead.
6103 (ipa_set_called_with_variable_arg): Added.
6104 (ipa_is_called_with_var_arguments): Added.
6105 (ipa_get_ith_param): Added. All readers of param_decls converted
6107 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6109 (ipa_get_cs_argument_count): Added, all readers of argument_count
6111 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6114 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6115 (struct ipcp_lattice): Renamed cval_type to type
6116 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6118 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6119 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6120 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6121 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6122 (build_const_val): Changed the type of parameter cvalue to tree
6123 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6124 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6126 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6129 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6130 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6131 (ipa_add_method): Renamed to ipa_push_func_to_list
6132 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6133 (ipa_callsite_param_count): Removed.
6134 (ipa_callsite_param_count_set): Removed.
6135 (ipa_callsite_param): Removed.
6136 (ipa_callsite_callee): Removed.
6137 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6138 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6139 (ipa_method_formal_count): Removed.
6140 (ipa_method_formal_count_set): Removed.
6141 (ipa_method_get_tree): Removed.
6142 (ipa_method_tree_map_create): Removed.
6143 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6144 (ipa_create_param_decls_array): Creates the array itself
6145 (ipa_create_param_decls_array): Temporary variable info instead of
6147 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6148 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6149 (get_type): Removed.
6150 (ipa_jf_get_info_type): Removed.
6151 (ipa_node_create): Renamed to ipa_create_node_params
6152 (ipa_free): Renamed to ipa_free_all_node_params
6153 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6154 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6155 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6156 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6157 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6158 ipa_free_all_edge_args
6159 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6160 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6161 (ipa_create_methodlist_node): Removed.
6162 (ipa_methodlist_method): Removed.
6163 (ipa_methodlist_method_set): Removed.
6164 (ipa_methodlist_next_method): Removed.
6165 (ipa_methodlist_next_method_set): Removed.
6166 (ipa_method_is_modified): Removed.
6167 (ipa_method_modify_create): Removed.
6168 (ipa_method_modify_init): Temporary variable info instead of a few
6170 (ipa_detect_param_modifications): Temporary variable info instead of
6172 (ipa_compute_jump_functions): Temporary variable info instead of
6174 (ipa_method_modify_set): Removed.
6175 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6176 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6177 than craph_node as the first parameter.
6178 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6179 (ipa_method_modify_init): Removed.
6180 (ipa_compute_jump_functions): Added a temp variable instead of
6181 repeatadly dereferencing the cgraph_edge.aux pointer
6182 (ipa_callsite_param_set_type): Removed.
6183 (ipa_compute_jump_functions): i renamed to index and moved to
6185 (ipa_callsite_param_set_info_type_formal): Removed.
6186 (ipa_callsite_param_set_info_type): Removed.
6187 (ipa_callsite_param_map_create): Removed.
6188 (ipa_callsite_tree): Removed.
6189 (ipa_callsite_caller): Removed.
6190 (ipa_pop_func_from_list): return_method removed to return_func
6192 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6193 prefixed all values with IPA_. Changed all users.
6194 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6195 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6196 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6197 (union parameter_info): Renamed to jump_func_value.
6198 (union jump_func_value): Renamed value to constant
6199 (struct ipa_jump_func): Renamed info_type to value
6200 (struct ipa_node): Renamed to ipa_node_params
6201 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6202 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6203 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6204 (struct ipa_edge): Renamed to ipa_edge_args
6205 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6206 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6207 (struct ipa_methodlist): Renamed to ipa_func_list
6208 (struct ipa_func_list): method_p renamed to node, next_method
6210 (ipa_methodlist_p): Removed, switched all users to struct pointer
6211 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6213 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6215 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6216 (rs6000_emit_epilogue): Use backchain to restore only when we
6217 have a large frame. Make use of frame pointer to restore if we
6218 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6220 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6222 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6223 Add mode to zero_extract.
6224 (sign bit tests peepholes): (Ditto.).
6226 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6228 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6229 Instructions in comments with SSE3.
6230 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6231 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6232 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6233 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6234 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6235 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6236 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6237 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6238 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6239 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6240 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6241 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6242 (bdesc_sse_args): Renamed to ...
6243 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6244 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6245 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6247 (bdesc_1arg): Moved to ...
6249 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6250 Instructions in comments with SSE3.
6251 (ix86_expand_sse_operands_builtin): Renamed to ...
6252 (ix86_expand_args_builtin): This. Updated.
6253 (ix86_expand_unop1_builtin): Update comments.
6254 (ix86_expand_builtin): Updated.
6256 2008-04-29 Richard Guenther <rguenther@suse.de>
6258 PR tree-optimization/36078
6259 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6260 Update virtual SSA form after cleaning up the CFG.
6262 2008-04-29 Richard Guenther <rguenther@suse.de>
6265 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6267 2008-04-29 Richard Guenther <rguenther@suse.de>
6269 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6270 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6271 (compute_flow_insensitive_aliasing): Do not treat
6272 PTR_IS_REF_ALL pointers special.
6273 (get_smt_for): Likewise.
6274 (may_alias_p): Re-structure.
6275 (is_escape_site): A ref-all pointer conversion is not an escape site.
6276 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6277 PTR_IS_REF_ALL pointers special.
6278 * tree-ssa-structalias.h (struct alias_info): Remove
6279 ref_all_symbol_mem_tag field.
6280 (PTR_IS_REF_ALL): Remove.
6282 2008-04-29 Richard Guenther <rguenther@suse.de>
6285 * fold-const.c (extract_muldiv_1): In combining division constants
6286 make sure to never overflow.
6288 2008-04-29 Nick Clifton <nickc@redhat.com>
6290 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6292 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6295 * optc-gen.awk: Work around HP-UX/IA awk bug.
6297 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6299 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6302 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6305 * config/i386/i386.md
6306 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6307 Change operand 1 predicate to nonimmediate_operand.
6309 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6312 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6314 * gengtype.c (walk_type, write_func_for_structure): Handle
6316 * doc/gty.texi: Document chain_circular.
6318 2008-04-28 Richard Guenther <rguenther@suse.de>
6320 PR tree-optimization/36066
6321 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6324 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6327 * config/i386/i386.md
6328 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6329 Use match_scratch instead of match_operand for operands 3 and 4.
6331 2008-04-27 Richard Guenther <rguenther@suse.de>
6333 PR tree-optimization/18754
6334 PR tree-optimization/34223
6335 * tree-pass.h (pass_complete_unrolli): Declare.
6336 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6337 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6338 Rewrite loop into loop closed SSA form if it is not already.
6339 (tree_unroll_loops_completely): Re-structure to iterate over
6340 innermost loops with intermediate CFG cleanups.
6341 Unroll outermost loops only if requested or the code does not grow
6343 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6344 loops are available.
6345 (tree_vectorize): Instead do so here.
6346 (tree_complete_unroll): Also unroll outermost loops.
6347 (tree_complete_unroll_inner): New function.
6348 (gate_tree_complete_unroll_inner): Likewise.
6349 (pass_complete_unrolli): New pass.
6350 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6351 uses outside of the loop.
6352 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6353 form if it is available.
6354 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6355 * passes.c (init_optimization_passes): Schedule complete inner
6356 loop unrolling pass before the first CCP pass after final inlining.
6358 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6360 * targhooks.h (default_emutls_var_fields,
6361 default_emutls_var_init): Declare.
6362 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6363 * target.h (struct gcc_target): Add struct emutls member.
6364 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6365 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6366 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6367 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6368 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6369 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6370 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6371 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6372 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6373 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6374 emit debug information.
6375 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6376 * varasm.c: Include targhooks.h.
6377 (emutls_object_section, emutls_tmpl_section): New.
6378 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6379 (EMUTLS_SEPARATOR): New.
6381 (get_emutls_object_name): New.
6382 (default_emutls_var_fields): New, broken out of ...
6383 (get_emutls_object_type): ... here. Adjust to use target hooks.
6384 (get_emutls_init_templ_addr): Adjust to use target hooks.
6385 (emutls_decl): Adjust to use target hooks.
6386 (emutls_finish): Likewise.
6387 (default_emutls_var_init): New, broken out of ...
6388 (assemble_variable): ... here. Adjust to use target hooks.
6389 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6391 * c-common.c (handle_section_attribute): Prevent overriding
6392 sections for emulated tls with special sections.
6393 * config/i386/i386.c (x86_64_elf_select_section): Add
6394 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6395 (x86_64_elf_unique_section): Likewise.
6396 * config/vxworks.c: Include tree.h.
6397 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6398 (vxworks_override_options): Set TLS scheme.
6399 * doc/tm.texi (Emulated TLS): New node.
6401 2008-04-26 Simon Baldwin <simonb@google.com>
6404 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6405 with propagated string constants.
6407 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6409 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6410 constraint for operand 2 when operand 0 is memory operand.
6411 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6412 operand 0 is memory operand.
6413 (fix_trunc<mode>_i387_with_temp): Ditto.
6414 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6415 operand 2 when operand 1 is memory operand.
6416 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6417 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6418 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6419 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6420 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6421 operands 2,3 and 4 when operand 1 is memory operand.
6422 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6424 (fistdi2_floor_with_temp): Ditto.
6425 (fist<mode>2_floor_with_temp): Ditto.
6426 (fistdi2_ceil_with_temp): Ditto.
6427 (fist<mode>2_ceil_with_temp): Ditto.
6428 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6430 2008-04-26 David Daney <ddaney@avtrex.com>
6432 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6434 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6435 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6436 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6437 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6438 (compare_and_swap_12): New insn.
6439 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6440 * config/mips/mips.c (mips_force_binary): New function.
6441 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6442 (mips_expand_compare_and_swap_12): New function.
6443 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6445 2008-04-25 Jan Hubicka <jh@suse.cz>
6448 * cfgexpand.c (pass_expand): Turn into RTL pass.
6449 * passes.c (execute_one_pass): Do pass typechecking after execution.
6450 * tree-pass.h (pass_expand): Turn into RTL pass.
6452 * function.h (struct rtl_data): Move here fields
6453 accesses_prior_frames, calls_eh_return, saves_all_registers,
6454 has_nonlocal_goto, has_asm_statement, is_thunk,
6455 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6456 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6457 arg_pointer_save_area_init from struct function; turn into bool.
6458 (struct function): Move
6459 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6460 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6461 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6462 tail_call_emit, arg_pointer_save_area_init
6463 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6464 (current_function_returns_struct, current_function_returns_pcc_struct,
6465 current_function_calls_setjmp, current_function_calls_alloca,
6466 current_function_accesses_prior_frames,
6467 current_function_calls_eh_return, current_function_is_thunk,
6468 current_function_stdarg, current_function_profile,
6469 current_function_limit_stack, current_function_uses_pic_offset_table,
6470 current_function_uses_const_pool, current_function_has_nonlocal_label,
6471 current_function_saves_all_registers,
6472 current_function_has_nonlocal_goto,
6473 current_function_has_asm_statement): Remove accesor macros.
6474 * ra-conflict.c (global_conflicts): Update.
6475 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6476 (suitable_for_tail_call_opt_p): Update.
6477 * builtins.c (expand_builtin_return_addr): Update.
6478 (expand_builtin_setjmp_setup): Update.
6479 (expand_builtin_nonlocal_goto): Update.
6480 * final.c (final_start_function): Update.
6481 (profile_function): Update.
6482 (leaf_function_p): Update.
6483 (only_leaf_regs_used): Update.
6484 * df-scan.c (df_get_exit_block_use_set): Update.
6485 * dojump.c (clear_pending_stack_adjust): Update.
6486 * tree-stdarg.c (gate_optimize_stdarg): Update.
6487 * gimple-low.c (lower_function_body): Update.
6488 * global.c (compute_regsets): Update.
6489 (global_alloc): Update.
6490 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6491 * expr.c (expand_assignment): Update.
6492 * dse.c (dse_step0): Update.
6493 (dse_step1): Update.
6494 * c-decl.c (store_parm_decls): Update.
6495 * local-alloc.c (combine_regs): Update.
6496 (find_free_reg): Update.
6497 * function.c (assign_parms_augmented_arg_list): Update.
6498 (assign_parm_find_data_types): Update.
6499 (assign_parms): Update.
6500 (allocate_struct_function): Update.
6501 (expand_function_start): Update.
6502 (expand_function_end): Update.
6503 (get_arg_pointer_save_area): Update.
6504 (thread_prologue_and_epilogue_insns): Update.
6505 (rest_of_match_asm_constraints): Update.
6506 * stor-layout.c (variable_size): Update.
6507 * gcse.c (gcse_main): Update.
6508 (bypass_jumps): Update.
6509 * gimplify.c (gimplify_function_tree): Update.
6510 * calls.c (emit_call_1): Update.
6511 (expand_call): Update.
6512 * bt-load.c (compute_defs_uses_and_gen): Update.
6513 * except.c (sjlj_assign_call_site_values): Update.
6514 (sjlj_emit_function_enter): Update.
6515 (can_throw_external): Update.
6516 (set_nothrow_function_flags): Update.
6517 (expand_builtin_unwind_init): Update.
6518 (expand_eh_return): Update.
6519 (convert_to_eh_region_ranges): Update.
6520 (output_function_exception_table): Update.
6521 * emit-rtl.c (gen_tmp_stack_mem): Update.
6522 * cfgexpand.c (expand_used_vars): Update.
6523 (tree_expand_cfg): Update.
6524 * cfgcleanup.c (rest_of_handle_jump): Update.
6525 * explow.c (allocate_dynamic_stack_space): Update.
6526 * varasm.c (assemble_start_function): Update.
6527 (force_const_mem): Update.
6528 (mark_constant_pool): Update.
6529 * tree-optimize.c (tree_rest_of_compilation): Update.
6530 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6531 * tree-cfg.c (notice_special_calls): Update.
6532 (is_ctrl_altering_stmt): Update.
6533 (tree_can_make_abnormal_goto): Update.
6534 (tree_purge_dead_abnormal_call_edges): Update.
6535 * config/alpha/predicates.md: Update.
6536 * config/alpha/alpha.c (alpha_sa_mask): Update.
6537 (alpha_sa_size): Update.
6538 (alpha_does_function_need_gp): Update.
6539 (alpha_expand_prologue): Update.
6540 (alpha_start_function): Update.
6541 (alpha_output_function_end_prologue): Update.
6542 (alpha_expand_epilogue): Update.
6543 * config/frv/frv.c (frv_stack_info): Update.
6544 (frv_expand_epilogue): Update.
6545 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6546 (s390_register_info): Update.
6547 (s390_frame_info): Update.
6548 (s390_init_frame_layout): Update.
6549 (s390_can_eliminate): Update.
6550 (save_gprs): Update.
6551 * config/spu/spu.c (spu_split_immediate): Update.
6552 (need_to_save_reg): Update.
6553 (spu_expand_prologue): Update.
6554 (spu_expand_epilogue): Update.
6555 * config/sparc/sparc.md: Update.
6556 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6557 (sparc_tls_got): Update.
6558 (legitimize_pic_address): Update.
6559 (sparc_emit_call_insn): Update.
6560 (sparc_expand_prologue): Update.
6561 (output_return): Update.
6562 (print_operand): Update.
6563 (sparc_function_ok_for_sibcall): Update.
6564 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6565 * config/m32r/m32r.md: Update.
6566 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6567 (m32r_compute_frame_size): Update.
6568 (m32r_expand_prologue): Update.
6569 (m32r_expand_epilogue): Update.
6570 (m32r_legitimize_pic_address): Update.
6571 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6572 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6573 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6575 (ix86_save_reg): Update.
6576 (ix86_compute_frame_layout): Update.
6577 (ix86_expand_prologue): Update.
6578 (ix86_expand_epilogue): Update.
6579 * config/sh/sh.c (output_stack_adjust): Update.
6580 (calc_live_regs): Update.
6581 (sh5_schedule_saves): Update.
6582 (sh_expand_prologue): Update.
6583 (sh_expand_epilogue): Update.
6584 (sh_setup_incoming_varargs): Update.
6585 (sh_allocate_initial_value): Update.
6586 (sh_get_pr_initial_val): Update.
6587 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6588 * config/sh/sh.md (label:): Update.
6589 * config/avr/avr.c (out_movhi_mr_r): Update.
6590 * config/crx/crx.h (enum): Update.
6591 * config/xtensa/xtensa.h (along): Update.
6592 * config/stormy16/stormy16.c Update.
6593 (xstormy16_compute_stack_layout): Update.
6594 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6595 (fr30_expand_prologue): Update.
6596 * config/cris/cris.c (cris_conditional_register_usage): Update.
6597 (cris_reg_saved_in_regsave_area): Update.
6598 (cris_initial_frame_pointer_offset): Update.
6599 (cris_simple_epilogue): Update.
6600 (cris_expand_prologue): Update.
6601 (cris_expand_epilogue): Update.
6602 (cris_expand_pic_call_address): Update.
6603 (cris_asm_output_symbol_ref): Update.
6604 (cris_asm_output_label_ref): Update.
6605 * config/cris/cris.md Update.
6606 * config/iq2000/iq2000.c (compute_frame_size): Update.
6607 (iq2000_expand_epilogue): Update.
6608 * config/mt/mt.h (save_direction): Update.
6609 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6610 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6611 (ia64_secondary_reload_class): Update.
6612 * config/m68k/m68k.c (m68k_save_reg): Update.
6613 (m68k_expand_prologue): Update.
6614 (m68k_expand_epilogue): Update.
6615 (legitimize_pic_address): Update.
6616 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6617 (first_reg_to_save): Update.
6618 (first_altivec_reg_to_save): Update.
6619 (compute_vrsave_mask): Update.
6620 (compute_save_world_info): Update.
6621 (rs6000_stack_info): Update.
6622 (spe_func_has_64bit_regs_p): Update.
6623 (rs6000_ra_ever_killed): Update.
6624 (rs6000_emit_eh_reg_restore): Update.
6625 (rs6000_emit_allocate_stack): Update.
6626 (rs6000_emit_prologue): Update.
6627 (rs6000_emit_epilogue): Update.
6628 (rs6000_output_function_epilogue): Update.
6629 (output_profile_hook): Update.
6630 (rs6000_elf_declare_function_name): Update.
6631 * config/rs6000/rs6000.h (rs6000_args): Update.
6632 * config/rs6000/rs6000.md: Update.
6633 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6634 * config/arc/arc.c (arc_output_function_epilogue): Update.
6635 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6636 * config/darwin.c (machopic_function_base_name): Update.
6637 * config/score/score3.c (score3_compute_frame_size): Update.
6640 (score3_epilogue): Update.
6641 * config/score/score7.c (score7_compute_frame_size): Update.
6642 (score7_prologue): Update.
6643 (score7_epilogue): Update.
6644 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6645 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6646 * config/arm/arm.c (use_return_insn): Update.
6647 (require_pic_register): Update.
6648 (arm_load_pic_register): Update.
6649 (arm_compute_save_reg0_reg12_mask): Update.
6650 (arm_compute_save_reg_mask): Update.
6651 (thumb1_compute_save_reg_mask): Update.
6652 (output_return_instruction): Update.
6653 (arm_output_function_prologue): Update.
6654 (arm_output_epilogue): Update.
6655 (arm_get_frame_offsets): Update.
6656 (arm_expand_prologue): Update.
6657 (thumb_pushpop): Update.
6658 (thumb_exit): Update.
6659 (thumb1_expand_prologue): Update.
6660 (thumb1_expand_epilogue): Update.
6661 (arm_unwind_emit): Update.
6662 (arm_output_fn_unwind): Update.
6663 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6664 * config/arm/arm.md: Update.
6665 * config/pa/pa.md: Update.
6666 * config/pa/pa.c (legitimize_pic_address): Update.
6667 (compute_frame_size): Update.
6668 (hppa_expand_prologue): Update.
6669 (hppa_expand_epilogue): Update.
6670 (borx_reg_operand): Update.
6671 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6672 (HARD_REGNO_RENAME_OK): Update.
6673 * config/mips/mips.c (mips_global_pointer): Update.
6674 (mips_save_reg_p): Update.
6675 (mips_compute_frame_info): Update.
6676 (mips_frame_pointer_required): Update.
6677 (mips_expand_prologue): Update.
6678 (mips_expand_epilogue): Update.
6679 (mips_can_use_return_insn): Update.
6680 (mips_reorg_process_insns): Update.
6681 * config/v850/v850.c (compute_register_save_size): Update.
6682 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6683 * config/mmix/mmix.c (along): Update.
6684 (mmix_expand_epilogue): Update.
6685 * config/bfin/bfin.c (legitimize_pic_address): Update.
6686 (must_save_p): Update.
6687 (stack_frame_needed_p): Update.
6688 (add_to_reg): Update.
6689 (bfin_expand_prologue): Update.
6690 * stmt.c (expand_asm_operands): Update.
6691 * reload1.c (reload): Update.
6692 (init_elim_table): Update.
6694 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6696 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6698 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6700 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6701 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6702 (mov<mode>): Removed.
6703 (*movv4sf_internal): Likewise.
6704 (*movv2df_internal): Likewise.
6706 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6708 * config.gcc (crx-*-elf): Remove deprecation.
6710 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6712 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6713 __gcc_deregister_frame with atexit.
6714 (deregister_frame_dtor): Remove.
6716 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6717 Nathan Sidwell <nathan@codesourcery.com>
6719 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6721 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6722 (rs6000_isel): Likewise.
6723 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6724 (rs6000_isel): New variable.
6725 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6727 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6730 * c-common.c (handle_vector_size_attribute): Call
6731 lang_hooks.types.reconstruct_complex_type instead of
6732 reconstruct_complex_type.
6733 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6734 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6735 * langhooks.h (struct lang_hooks_for_types): Add
6736 reconstruct_complex_type hook.
6737 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6738 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6740 2008-04-24 Richard Guenther <rguenther@suse.de>
6742 * c-common.h (check_builtin_function_arguments): Declare.
6743 * c-common.c (validate_nargs): New function.
6744 (check_builtin_function_arguments): Likewise.
6745 * c-typeck.c (build_function_call): Call
6746 check_builtin_function_arguments.
6747 * builtins.c (fold_builtin_classify): Remove error reporting code.
6748 (fold_builtin_unordered_cmp): Likewise.
6749 (fold_builtin_1): Likewise.
6750 (fold_builtin_n): Likewise.
6752 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6754 PR tree-optimization/36008
6755 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6756 the original op1, rather than delta by step.
6758 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6759 Sebastian Pop <sebastian.pop@amd.com>
6761 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6762 eliminate_local_variables_stmt, eliminate_local_variables,
6763 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6764 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6765 of code delimited by two edges in the CFG.
6766 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6767 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6768 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6769 the case of parallelisation of reductions.
6770 (expr_invariant_in_region_p): New.
6772 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6773 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6775 2008-04-24 Ira Rosen <irar@il.ibm.com>
6776 Richard Guenther <rguenther@suse.de>
6778 PR tree-optimization/36034
6779 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6780 incapable of dealing with loads with gaps.
6782 2008-04-24 Rafael Espindola <espindola@google.com>
6784 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6785 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6786 vrp_evaluate_conditional.
6787 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6788 (vrp_evaluate_conditional): Split the cond argument.
6789 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6790 (simplify_stmt_for_jump_threading): Update call to
6791 vrp_evaluate_conditional.
6793 2008-04-24 Ira Rosen <irar@il.ibm.com>
6795 PR tree-optimization/35982
6796 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6797 interleaved data-refs are of the same type.
6799 2008-04-24 Danny Smith <dannysmith@users.net>
6801 * c-format.c (check_format_info_main): Use strncmp rather than a
6802 magic prefix to handle multichar length specs.
6803 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6804 Don't prefix "I64" and "I32" with '\0'.
6806 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6809 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6810 in registers for -m32 only if stdarg_p (fntype).
6812 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6814 PR rtl-optimization/36006
6815 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6816 temp to op0 in order to avoid invalid rtx sharing.
6818 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6820 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6821 check TREE_INVARIANT.
6822 * tree-gimple.c (is_gimple_address): New.
6823 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6824 * tree-gimple.h (is_gimple_address): New.
6825 * tree.h (decl_address_invariant_p): New.
6826 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6827 (build_string): Likewise.
6828 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6829 (tree_invariant_p_1): Likewise.
6830 (save_expr): Use it.
6831 (tree_invariant_p): New.
6832 (skip_simple_arithmetic): Use it.
6833 (stabilize_reference_1): Use it.
6834 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6836 (build1_stat): Drop code to compute TREE_INVARIANT.
6837 (build2_stat): Drop code to compute TREE_INVARIANT.
6838 (build3_stat): Drop code to compute TREE_INVARIANT.
6839 (build4_stat): Drop code to compute TREE_INVARIANT.
6840 (build5_stat): Drop code to compute TREE_INVARIANT.
6841 (build7_stat): Drop code to compute TREE_INVARIANT.
6842 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6843 * tree.h (struct tree_base): Remove invariant_flag.
6844 (TREE_INVARIANT): Remove.
6845 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6846 (fold_builtin_expect): Check TREE_CONSTANT.
6847 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6848 * c-tree.h (c_expr_to_decl): Drop third parameter.
6849 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6850 (build_c_cast): Don't set TREE_INVARIANT.
6851 (pop_init_level): Don't set TREE_INVARIANT.
6852 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6853 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6855 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6856 (gimplify_addr_expr): Adjust comment.
6857 * tree-mudflap.c (mf_build_string):
6858 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6859 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6860 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6861 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6862 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6863 * langhooks.h (struct lang_hooks): Drop third parameter from
6866 2008-04-23 Richard Guenther <rguenther@suse.de>
6868 PR tree-optimization/27799
6869 PR tree-optimization/32921
6870 PR tree-optimization/32624
6871 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6872 SMTs aliases and the tag itself into the solution.
6873 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6874 merge the points-to solution back into the SMT aliases.
6875 (may_alias_p): Use alias_set_subset_of instead of
6876 aliases_conflict_p. A pointer which points to
6877 memory with alias set zero may access any variable.
6879 2008-04-23 Richard Guenther <rguenther@suse.de>
6881 * alias.c (alias_set_subset_of): Correctly handle asking
6882 if zero is a subset of an alias set with zero child.
6883 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6884 (compute_flow_insensitive_aliasing): Correctly walk all
6885 pointers. Do not unnecessarily union sets.
6887 2008-04-23 Richard Guenther <rguenther@suse.de>
6890 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6892 2008-04-22 Tomas Bily <tbily@suse.cz>
6894 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6896 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6898 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6899 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6900 * tree-inline.c (estimate_num_insns_1): Likewise.
6901 * varasm.c (const_hash_1, compare_constant, copy_constant)
6902 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6903 * emit-rtl.c (component_ref_for_mem_expr)
6904 (set_mem_attributes_minus_bitpos): Likewise.
6905 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6906 (is_aligning_offset): Likewise.
6907 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6908 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6909 * dojump.c (do_jump): Likewise.
6910 * builtins.c (get_pointer_alignment, get_memory_rtx)
6911 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6912 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6914 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6916 PR rtl-optimization/36017
6917 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6918 expanding the library call.
6920 2008-04-22 Ian Lance Taylor <iant@google.com>
6922 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6925 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6927 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6928 of LR/CTR moves for Power6.
6930 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6933 * passes.c (init_optimization_passes): Remove
6934 pass_fast_rtl_byte_dce.
6936 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6939 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6940 builtin functions to generate faster code.
6941 (_mm_cvtpu16_ps): Ditto.
6942 (_mm_cvtpi32x2_ps): Ditto.
6944 2008-04-22 Nick Clifton <nickc@redhat.com>
6946 * common.opt (ftree-loop-distribution): Add Optimization
6949 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6950 (frv_expand_builtin_va_start): Likewise.
6952 * config/arm/arm.c (thumb_find_work_register): Fix location of
6953 argument register count.
6955 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6957 Support scheduling for ColdFire V1 and V3 microarchitecture.
6958 Improve scheduling of multiplication instructions.
6960 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6961 (mac): New instruction attribute.
6962 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6963 (m68k_sched_mac): New variable.
6964 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6965 Handle cfv1 and cfv3.
6966 (max_insn_size): New static variable.
6967 (struct _sched_ib): New type.
6968 (sched_ib): New static variable.
6969 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6970 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6971 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6973 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6974 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6975 new variables. Update.
6976 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6977 Add modeling of cfv3 instruction buffer. Update.
6978 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6979 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6980 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6981 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6982 a particular reservation applies to.
6983 (type2): Reorganize attribute values. Rename alu to alu_reg,
6984 alu_l to alu, move_l to omove. Join move to alu. Split mul
6986 (cf_ib_*): Simplify description of instruction buffer.
6987 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6988 (cf_mem): Split into cf_mem1 and cf_mem2.
6989 (cf_v2_move_??): Rename to cfv12_alu_??.
6990 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6991 (cf_v2_mul_??): Remove reservations.
6992 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6993 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6994 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6996 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6997 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6998 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6999 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7000 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7001 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7002 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7003 expansions of the above reservations for instructions of sizes
7006 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7008 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7010 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7012 * coverage.c: Include tree-pass.h.
7013 (coverage_counter_alloc): Print da_file_name to the dump file.
7015 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7017 * sbitmap.c (sbitmap_range_empty_p): New function.
7018 * sbitmap.h (sbitmap_range_empty_p): New function.
7019 * bitmap.h: Now includes obstack.h.
7021 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7022 Kenneth Zadeck <zadeck@naturalbridge.com>
7024 * dbgcnt.def (ra_byte_scan): Added.
7025 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7026 when the last hit happens for a counter.
7027 * timevar.def (TV_DF_BYTE_LR): New variable.
7028 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7029 * passes.c (pass_fast_rtl_byte_dce): New pass.
7030 * fwprop.c (update_df): Added mode to call df_ref_create.
7031 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7032 DF_REF_EXTRACT_OFFSET.
7033 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7034 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7036 (df_ref_extract): Added mode field.
7037 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7038 DF_REF_EXTRACT_OFFSET.
7039 (DF_REF_EXTRACT_MODE): New macro.
7040 (df_byte_lr_bb_info): New structure.
7041 (df_print_byte_regset, df_compute_accessed_bytes,
7042 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7043 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7044 df_byte_lr_simulate_uses,
7045 df_byte_lr_simulate_artificial_refs_at_top,
7046 df_byte_lr_simulate_artificial_refs_at_end,
7047 df_compute_accessed_bytes): New function.
7048 (df_ref_create): Add parameter.
7049 (df_byte_lr_get_bb_info): New inline function.
7050 * df-scan.c (df_ref_record, df_uses_record,
7051 df_ref_create_structure): Added mode parameter.
7052 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7053 df_defs_record, df_uses_record, df_get_conditional_uses,
7054 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7055 df_entry_block_defs_collect, df_exit_block_uses_collect):
7056 Added mode parameter to calls to df_ref_record, df_uses_record,
7057 df_ref_create_structure.
7058 (df_ref_equal_p, df_ref_compare): Added test for modes.
7059 (df_ref_create_structure): Added code to set mode. Renamed
7060 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7061 DF_REF_EXTRACT_OFFSET.
7062 * df-core.c (df_print_byte_regset): New function.
7063 * df-byte-scan.c: New file.
7064 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7065 calls to BITMAP_FREE.
7066 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7067 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7068 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7069 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7070 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7071 df_byte_lr_local_compute, df_byte_lr_init,
7072 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7073 df_byte_lr_transfer_function, df_byte_lr_free,
7074 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7075 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7076 df_byte_lr_simulate_uses,
7077 df_byte_lr_simulate_artificial_refs_at_top,
7078 df_byte_lr_simulate_artificial_refs_at_end): New function.
7079 * dce.c (byte_dce_process_block): New function.
7080 (dce_process_block): au is now passed in rather than computed
7081 locally. Changed loops that look at artificial defs to not look
7082 for conditional or partial ones, because there never are any.
7083 (fast_dce): Now is able to drive byte_dce_process_block or
7084 dce_process_block depending on the kind of dce being done.
7085 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7086 (rest_of_handle_fast_byte_dce): New function.
7087 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7088 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7090 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7093 * gcc.h: Added fortran options that take arguments to
7094 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7097 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7099 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7100 scalarization if on the LHS and not a full access.
7102 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7104 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7106 2008-04-18 Rafael Espindola <espindola@google.com>
7108 * tree-vrp.c (find_case_label_index): Fix the binary search.
7109 (find_case_label_range): New.
7110 (vrp_visit_switch_stmt): Use find_case_label_range.
7111 (simplify_switch_using_ranges): Use find_case_label_range.
7113 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7115 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7116 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7118 2008-04-18 Tom Tromey <tromey@redhat.com>
7121 * doc/cpp.texi (Implementation-defined behavior): Mention
7124 2008-04-18 Ian Lance Taylor <iant@google.com>
7126 * fold-const.c (pointer_may_wrap_p): New static function.
7127 (fold_comparison): Add another test for pointer overflow. Use
7128 pointer_may_wrap_p to disable some false positives.
7130 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7132 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7133 (fname_as_string): Match updated cpp_interpret_string prototype.
7134 (fix_string_type): Support char16_t* and char32_t*.
7135 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7136 derivative) nodes. Register as builtin if C++0x.
7137 (c_parse_error): Support CPP_CHAR{16,32}.
7138 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7139 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7140 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7141 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7142 CTI_CHAR32_ARRAY_TYPE>: New elements.
7143 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7144 char32_type_node, signed_char32_type_node, char16_array_type_node,
7145 char32_array_type_node): New defines.
7146 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7147 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7148 (lex_string): Support CPP_STRING{16,32}, match updated
7149 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7150 (lex_charconst): Support CPP_CHAR{16,32}.
7151 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7152 and CPP_STRING{16,32}.
7154 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7157 * aclocal.m4: Regenerate.
7158 * configure: Regenerate.
7160 2008-04-18 Jan Hubicka <jh@suse.cz>
7162 * except.c (dw2_size_of_call_site_table,
7163 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7165 * cgraphbuild.c (build_cgraph_edges): Update.
7166 * tree-pass.h: Update comment.
7167 * final.c (leaf_function_p): Update.
7168 (leaf_renumber_regs): Update.
7169 (rest_of_clean_state): Update.
7170 * omp-low.c (expand_omp_parallel): Update.
7171 * ipa-reference.c (analyze_function): Update.
7172 * reorg.c (find_end_label): Update.
7173 (optimize_skip): Update.
7174 (fill_simple_delay_slots): Update.
7175 (fill_simple_delay_slots): Update.
7176 (make_return_insns): Update.
7177 (dbr_schedule): Update.
7178 * gimple-low.c (record_vars_into): Update.
7179 * cfgbuild.c (make_edges): Update.
7180 * function.c (assign_stack_local): Update.
7181 (assign_parm_adjust_stack_rtl): Update.
7182 (locate_and_pad_parm): Update.
7183 (allocate_struct_function): Do not initialize stack_alignment_needed
7184 and preferred_stack_boundary here.
7185 (stack_protect_prologue): Update.
7186 (stack_protect_epilogue): Update.
7187 (expand_function_start): Initialize stack_alignment_needed,
7188 preferred_stack_boundary and max_jumptable_ents.
7189 (expand_function_end): Update.
7190 (free_after_compilation): Do not NULLify epilogue_delay_list.
7191 * function.h (struct rtl_data): Add stack_protect_guard,
7192 stack_alignment_needed,
7193 preferred_stack_boundary, epilogue_delay_list.
7194 (struct function): Remove value_histograms, stack_alignment_needed,
7195 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7197 unexpanded_var_list, stack_protect_guard.
7198 (current_function_epilogue_delay_list): Remove.
7199 * ipa-type-escape.c (analyze_function): Update.
7200 * gimplify.c (pop_gimplify_context): Update comment.
7201 * calls.c (expand_call): Update.
7202 (emit_library_call_value_1): Update.
7203 * except.c (set_nothrow_function_flags): Update.
7204 * cfgexpand.c (get_decl_align_unit): Update.
7205 (create_stack_guard): Update.
7206 (estimated_stack_frame_size): Update.
7207 (expand_used_vars): Update.
7208 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7209 * explow.c (allocate_dynamic_stack_space): Update.
7210 * tree-ssa-live.c (remove_unused_locals): Update.
7211 * varasm.c (mark_constant_pool): Update.
7212 * tree-inline.c (remap_decls): Update.
7213 (initialize_cfun): Update.
7214 (declare_return_variable): Update.
7215 (inline_forbidden_p): Update.
7216 (expand_call_inline): Update.
7217 (declare_inline_vars): Update.
7218 (tree_function_versioning): Update.
7219 * tree-flow.h (value_histograms): New.
7220 (VALUE_HISTOGRAMS): New macro.
7221 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7223 * tree-cfg.c (set_bb_for_stmt): Update.
7224 (replace_by_duplicate_decl): Update.
7225 (move_block_to_fn): Update.
7226 (new_label_mapper): Update.
7227 (dump_function_to_file): Update.
7228 * ipa-struct-reorg.c (build_data_structure): Update.
7229 * cfgrtl.c (print_rtl_with_bb): Update.
7230 * reload1.c (reload): Update.
7232 * config/i386/i386.c (setup_incoming_varargs_64,
7233 ix86_compute_frame_layout): Update.
7234 * config/arc/arc.c (arc_output_function_epilogue): Update.
7236 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7238 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7239 for FreeBSD as well.
7240 * gthr-posix95.h: Likewise.
7242 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7244 PR rtl-optimization/35838
7245 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7246 out the byte offset of the first subreg.
7248 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7251 to split_ti instead of three separate calls with single member arrays.
7252 (subti3 splitter): Ditto.
7253 (adddi3 splitter): Ditto with split_di.
7254 (subdi3 splitter): Ditto.
7255 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7256 two separate calls with single member arrays. Swap match_dup
7257 operands 1 and 2 to better fit into the array.
7258 (negdi2 splitter): Ditto with split_di.
7259 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7260 two separate calls with single member arrays. Swap match_dup operands
7261 6 and 7 to better fit into the array.
7263 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7265 * config/i386/i386.c (sse_builtin_type): New.
7266 (bdesc_sse_args): Likewise.
7267 (bdesc_sse_3arg): Removed.
7268 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7269 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7270 IX86_BUILTIN_ROUNDPS.
7271 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7272 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7273 IX86_BUILTIN_ROUNDPS.
7274 (ix86_expand_sse_4_operands_builtin): Removed.
7275 (ix86_expand_sse_operands_builtin): New.
7276 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7277 and CODE_FOR_sse4_1_roundps.
7278 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7279 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7281 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7284 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7285 regs before frame pop when needed. If use_backchain_to_restore_sp
7286 then load backchain into a temp reg to restore vr and vrsave. Add
7287 code to restore vr after frame pop if possible.
7289 2008-04-17 Richard Guenther <rguenther@suse.de>
7291 * tree-vn.c (expressions_equal_p): Do not check type
7292 equality or compatibility before calling operand_equal_p.
7293 * fold-const.c (operand_equal_p): Check equivalence of
7294 integer constants before bailing out due to signedness or
7295 precision differences.
7296 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7297 spurious differences in type qualification. Ignore types
7298 for COMPONENT_REFs at all.
7300 2008-04-17 Christian Bruel <christian.bruel@st.com>
7302 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7303 msw_skip comparison.
7305 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7308 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7311 PR tree-optimization/35899
7312 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7313 rather than TREE_OPERAND.
7315 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7318 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7319 temporary registers. Change operand predicate to general_operand.
7320 (remainderxf3): Ditto.
7322 2008-04-16 Richard Guenther <rguenther@suse.de>
7324 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7325 * tree-affine.c (aff_combination_expand): Look through some
7328 2008-04-15 Doug Kwan <dougkwan@google.com>
7330 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7332 * tree-pretty-print.c (dump_generic_node): Ditto.
7333 * final.c (output_addr_const): Ditto.
7334 * dwarf2out.c (output_cfi): Ditto.
7335 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7336 * print-rtl.c (print_rtx): Ditto.
7337 * print-tree.c (print_node_brief, print_node): Ditto.
7338 * c-common.c (match_case_to_enum_1): Ditto.
7339 * sched-vis.c (print_value): Ditto.
7340 * config/i386/i386.c (print_operand): Cast to long unsigned int
7343 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7344 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7345 MS Windows VirtualProtect function.
7347 2008-04-15 Jan Hubicka <jh@suse.cz>
7349 * gengtype.c (write_root): Param_is argument is OK.
7350 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7351 * function.h: Include varray.h
7352 (rtl_eh): New stucture based on except.c one.
7353 (call_site_record): New forward declaration and vector type.
7354 * calls.c (emit_call_1): Do not call
7355 note_current_region_may_contain_throw.
7356 * except.c (eh_status): Remove cur_region, try_region since they are
7358 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7359 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7360 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7361 Remove call_site_data_used, call_site_data_size.
7362 Turn call_site_record into vector in function.h.
7363 (note_current_region_may_contain_throw): Remove.
7364 (get_exception_pointer, get_exception_filter): Do not take struct
7365 function argument; update.
7366 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7367 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7368 build_post_landing_pads, dw2_build_landing_pads,
7369 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7370 sjlj_emit_function_enter, sjlj_emit_function_enter,
7371 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7372 sjlj_build_landing_pads, finish_eh_generation,
7373 remove_exception_handler_label, remove_eh_handler,
7374 maybe_remove_eh_handler, add_reachable_handler,
7375 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7376 add_action_record, collect_one_action_chain, add_call_site,
7377 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7378 sjlj_output_call_site_table, output_function_exception_table,
7379 * except.h (note_current_region_may_contain_throw): Remove
7380 (get_exception_pointer, get_exception_filter): Do not take struct
7382 * Makefile.in (GTFILES): Put varargs before struct function.
7384 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7386 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7387 punt for STRING_CST.
7388 (get_constraint_for): Deal with STRING_CST here instead.
7390 2008-04-15 Richard Guenther <rguenther@suse.de>
7392 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7393 statements in a basic-block with a backward walk. Do not
7394 substitute into dead statements but instead remove those.
7396 2008-04-15 Richard Guenther <rguenther@suse.de>
7398 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7399 to zero, thus disable creation of SFTs.
7401 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7403 * tree-predcom.c (suitable_reference_p): Return false if the
7404 reference can throw.
7406 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7409 * c-decl.c (finish_decl): If extern or static var has variable
7410 size, set TREE_TYPE (decl) to error_mark_node.
7412 2008-04-15 Rafael Espindola <espindola@google.com>
7414 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7417 2008-04-15 Richard Guenther <rguenther@suse.de>
7419 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7420 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7421 (visit_reference_op_load): Do walk vuse-vdef chains on
7422 vn_reference_lookup.
7423 (visit_reference_op_store): But do not here.
7424 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7425 vn_reference_lookup.
7426 (vn_lookup_with_vuses): But do so here.
7428 2008-04-14 Ian Lance Taylor <iant@google.com>
7430 * fold-const.c (fold_overflow_warning): Remove assertion.
7432 2008-04-15 Ben Elliston <bje@au.ibm.com>
7434 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7435 temp1 local variables.
7437 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7440 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7441 ".text.unlikely" section as executable.
7443 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7445 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7446 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7447 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7448 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7449 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7450 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7451 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7453 2008-04-14 Ian Lance Taylor <iant@google.com>
7455 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7456 * fold-const.c (fold_comparison): If appropriate, test
7457 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7458 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7459 reassociating a pointer type.
7460 * doc/invoke.texi (Optimize Options): Document that
7461 -fstrict-overflow applies to pointer wraparound.
7463 2008-04-13 Jan Hubicka <jh@suse.cz>
7465 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7467 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7469 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7470 we are going to "save the world".
7472 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7474 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7475 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7476 operand 0 constraint, not "=".
7478 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7480 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7482 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7484 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7485 of size of positions_needed * CHAR_BIT.
7487 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7490 * dse.c (store_info): Change positions_needed to unsigned
7492 (lowpart_bitmask): New.
7493 (record_store): Cast to unsigned HOST_WIDE_INT for
7494 positions_needed. Assert width <= size of positions_needed *
7495 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7496 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7497 lowpart_bitmask to set mask.
7499 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7501 * config/bfin/constraints.md: New file.
7502 * config/bfin/bfin.md: Include it.
7503 (adddi3): Use satisfies_constraint functions instead of the old macros.
7504 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7505 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7506 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7507 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7508 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7509 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7510 EXTRA_CONSTRAINT): Delete.
7511 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7512 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7514 * config/bfin/bfin.c: Include "tm-constrs.h".
7515 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7516 Use satisfies_constraint functions instead of the old macros.
7517 * doc/md.texi (Blackfin Constraints): Update file name reference.
7519 2008-04-11 Richard Guenther <rguenther@suse.de>
7521 PR tree-optimization/35869
7522 * tree-vrp.c (execute_vrp): Move switch statement update after
7523 jump threading. Schedule another cfg cleanup run.
7525 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7528 * attribs.c (decl_attributes): Return early on errorneous node.
7530 2008-04-10 Oleg Ryjkov <olegr@google.com>
7532 * tree.h (struct tree_base): Added a new flag default_def_flag.
7533 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7535 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7537 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7539 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7542 * pa.md: Define mode iterator P. Define mode attribute dwc.
7543 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7544 (icacheflush): Likewise.
7545 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7546 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7548 2008-04-11 Ben Elliston <bje@au.ibm.com>
7550 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7552 2008-04-10 Rafael Espindola <espindola@google.com>
7554 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7555 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7556 (extract_range_from_expr): The same.
7558 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7560 * config/mips/mips.md (GPR2): New mode iterator.
7562 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7563 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7564 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7565 Rewrite these to take two modes, the mode of comparison and the
7566 mode of the destination.
7567 * config/mips/mips.c (mips_expand_scc): Instead of having
7568 paradoxical subreg as destination, expand "narrowing" scc if mode
7569 of comparison is SI and target is requested in DI mode.
7570 (mips_emit_int_order_test): Update comment. Make mode of
7571 comparison match CMP0 rather than TARGET. When creating inverse
7572 target use mode of TARGET.
7574 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7576 * gcov-dump.c (tag_summary): Only print summaries for the first
7577 GCOV_COUNTERS_SUMMABLE counters.
7579 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7581 * config/i386/i386.md (absneg): New code iterator.
7582 (absnegprefix): New code attribute.
7583 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7584 patterns using absneg code iterator.
7585 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7586 using absneg code iterator.
7587 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7588 *neg<mode>2 patterns using absneg code iterator.
7589 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7590 *negextendsfdf2 patterns using absneg code iterator.
7591 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7592 *negextendsfxf2 patterns using absneg code iterator.
7593 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7594 *negextendsfdf2 patterns using absneg code iterator.
7595 * config/i386/sse.md (<code><mode>2): Macroize expander from
7596 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7598 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7600 * config/s390/s390.h: Remove the remains of the recent search
7601 & replace action of current_function_outgoing_args_size.
7603 2008-04-10 Ira Rosen <irar@il.ibm.com>
7605 PR tree-optimization/35821
7606 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7607 NEW_STMT_LIST is not NULL.
7609 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7612 * toplev.c (process_options): Remove -ffunction-sections debugging
7615 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7617 PR middle-end/PR28690
7618 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7619 than gen_rtx_fmt_ee to perform more canonicalizations.
7621 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7624 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7626 2008-04-09 Richard Guenther <rguenther@suse.de>
7628 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7629 (dump_function_to_file): Dump function arguments with types.
7631 2008-04-08 Richard Guenther <rguenther@suse.de>
7633 * fold-const.c (fold_widened_comparison): Do not allow
7634 sign-changes that change the result.
7636 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7639 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7640 kinds of indirect references.
7642 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7644 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7645 GNU Fortran language string.
7647 2008-04-08 Rafael Espindola <espindola@google.com>
7649 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7650 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7651 * tree.h (tree_call_nonnegative_warnv_p): New.
7653 2008-04-08 Jan Hubicka <jh@suse.cz>
7655 * function.c (free_after_compilation): Clear out regno_reg_rtx
7658 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7661 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7663 PR middle-end/PR28690
7664 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7665 same precedence as REG_POINTER and MEM_POINTER operands.
7667 2008-04-08 Richard Guenther <rguenther@suse.de>
7670 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7671 for adding index to base.
7673 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7675 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7676 (MINGW_ENABLE_EXECUTE_STACK): New.
7677 (IN_LIBGCC2): For libgcc include windows.h file for
7678 function declarations.
7680 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7682 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7683 and tem2 if tem1 is not a REG or MULT.
7685 2008-04-08 Jan Hubicka <jh@suse.cz>
7687 * function.h (incomming_args): Break out of struct function.
7688 (function_subsections): Break out of struct function.
7689 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7690 return_rtx and hard_reg_initial_vals from struct function.
7691 Kill inl_max_label_num.
7692 (current_function_pops_args, current_function_args_info,
7693 current_function_args_size, current_function_args_size,
7694 current_function_pretend_args_size,
7695 current_function_outgoing_args_size,
7696 current_function_internal_arg_pointer, current_function_return_rtx):
7697 Kill compatibility accestor macros.
7698 * builtins.c (expand_builtin_apply_args_1): Update.
7699 (expand_builtin_next_arg): Update.
7700 * df-scan.c (df_get_call_refs): Update.
7701 * dbxout.c (dbxout_function_end): Update.
7702 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7703 (output_line_info): Update.
7704 (secname_for_decl): Update.
7705 (dwarf2out_var_location): Update.
7706 * function.c (free_after_compilation): Update.
7707 (assign_parm_find_stack_rtl): Update.
7708 (assign_parms): Update.
7709 (expand_dummy_function_end): Update.
7710 (expand_function_end): Update.
7711 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7712 (expand_call): Update.
7713 (emit_library_call_value_1): Update.
7714 (store_one_arg): Update.
7715 * varasm.c (initialize_cold_section_name): Update.
7716 (unlikely_text_section): Update.
7717 (unlikely_text_section_p): Update.
7718 (assemble_start_function): Update.
7719 (assemble_end_function): Update.
7720 (default_section_type_flags): Update.
7721 (switch_to_section): Update.
7722 * integrate.c (set_decl_abstract_flags): Update.
7723 (get_hard_reg_initial_val): Update.
7724 (has_hard_reg_initial_val): Update.
7725 (allocate_initial_values): Update.
7726 * resource.c (init_resource_info): Update.
7727 * config/alpha/alpha.c (NUM_ARGS): Update.
7728 (direct_return): Update.
7729 (alpha_va_start): Update.
7730 (alpha_sa_size): Update.
7731 (alpha_initial_elimination_offset): Update.
7732 (alpha_expand_prologue): Update.
7733 (alpha_start_function): Update.
7734 (alpha_expand_epilogue): Update.
7735 (unicosmk_initial_elimination_offset):
7736 * config/alpha/alpha.md (call expander): Update.
7737 * config/s390/s390.c (s390_register_info): Update.
7738 (s390_register_info): Update.
7739 (s390_frame_info): Update.
7740 (s390_initial_elimination_offset): Update.
7741 (s390_build_builtin_va_list): Update.
7742 (s390_va_start): Update.
7743 * config/spu/spu.c (direct_return): Update.
7744 (spu_expand_prologue): Update.
7745 (spu_initial_elimination_offset): Update.
7746 (spu_build_builtin_va_list): Update.
7747 (spu_va_start): Update.
7748 * config/sparc/sparc.c (sparc_init_modes): Update.
7749 (sparc_compute_frame_size): Update.
7750 (function_value): Update.
7751 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7752 * config/i386/i386.md (return expander): Update.
7753 * config/i386/i386.c (ix86_va_start): Update.
7754 (ix86_can_use_return_insn_p): Update.
7755 (ix86_compute_frame_layout): Update.
7756 (ix86_expand_epilogue): Update.
7757 * config/sh/sh.c (output_stack_adjust): Update.
7758 (calc_live_regs): Update.
7759 (sh_expand_prologue): Update.
7760 (sh_builtin_saveregs): Update.
7761 (sh_va_start): Update.
7762 (initial_elimination_offset): Update.
7763 (sh_allocate_initial_value): Update.
7764 (sh_function_ok_for_sibcall): Update.
7765 (sh_get_pr_initial_val): Update.
7766 * config/sh/sh.md (return expander): Update.
7767 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7768 * config/crx/crx.c (crx_compute_frame): UPdate.
7769 (crx_initial_elimination_offset): UPdate.
7770 * config/xtensa/xtensa.c (compute_frame_size): Update
7771 (xtensa_builtin_saveregs): Update.
7772 (xtensa_va_start): Update.
7773 (order_regs_for_local_alloc): Update.
7774 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7775 (xstormy16_expand_builtin_va_start): Update.
7776 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7777 * config/m68hc11/m68hc11.md (return expanders): Update.
7778 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7779 (expand_epilogue): Update.
7780 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7781 (cris_simple_epilogue): Update.
7782 (cris_expand_prologue): Update.
7783 (cris_expand_epilogue): Update.
7784 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7785 (compute_frame_size): Update.
7786 * config/mt/mt.c (mt_compute_frame_size): Update.
7787 * config/mn10300/mn10300.c (expand_prologue): Update.
7788 (expand_epilogue): Update.
7789 (initial_offset): Update.
7790 (mn10300_builtin_saveregs):
7791 * config/mn10300/mn10300.md (return expander): Update.
7792 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7793 (ia64_initial_elimination_offset): Update.
7794 (ia64_initial_elimination_offset): Update.
7795 (ia64_expand_prologue): Update.
7796 * config/m68k/m68k.md (return expander): Update.
7797 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7798 (rs6000_stack_info): Update.
7799 * config/mcore/mcore.c (layout_mcore_frame): Update.
7800 (mcore_expand_prolog): Update.
7801 * config/arc/arc.c (arc_compute_frame_size): Update.
7802 * config/score/score3.c (score3_compute_frame_size): Update.
7803 * config/score/score7.c (score7_compute_frame_size): Update.
7804 * config/arm/arm.c (use_return_insn): Update.
7805 (thumb_find_work_register): Update.
7806 (arm_compute_save_reg_mask): Update.
7807 (arm_output_function_prologue): Update.
7808 (arm_output_epilogue): Update.
7809 (arm_size_return_regs): Update.
7810 (arm_get_frame_offsets): Update.
7811 (arm_expand_prologue): Update.
7812 (thumb_exit): Update.
7813 (thumb_unexpanded_epilogue): Update.
7814 (thumb1_output_function_prologue): Update.
7815 * config/pa/pa.md (return expander): Update.
7816 * config/pa/pa.c (compute_frame_size): Update.
7817 (hppa_builtin_saveregs): Update.
7818 * config/mips/mips.c (mips_va_start): Update.
7819 (mips16_build_function_stub): Update.
7820 (mips_compute_frame_info): Update.
7821 (mips_restore_gp): Update.
7822 (mips_output_function_prologue): Update.
7823 (mips_expand_prologue): Update.
7824 * config/v850/v850.c (compute_frame_size): Update.
7825 (expand_prologue): * config/mmix/mmix.c (along): update.
7826 (mmix_initial_elimination_offset): update.
7827 (mmix_reorg): update.
7828 (mmix_use_simple_return): update.
7829 (mmix_expand_prologue): update.
7830 (mmix_expand_epilogue): Update.
7831 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7832 (emit_link_insn): Update.
7834 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7836 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7837 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7839 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7842 2008-04-07 Jan Hubicka <jh@suse.cz>
7844 * function.h (rtl): Rename to x_rtl.
7846 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7847 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7848 used_temp_slots avail_temp_slots, temp_slot_level,
7849 nonlocal_goto_handler_labels): Update accesstors.
7850 (rtl): New global variable.
7851 (struct function): Move some fileds to rtl_data.
7852 (get_arg_pointer_save_area): Update prototype.
7853 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7854 get_arg_pointer_save_area.
7855 * expr.c (init_expr): Update
7856 * function.c (get_frame_size): Update
7857 (assign_stack_local): Update
7858 (expand_function_end): Update.
7859 (get_art_pointer_save_area): Update
7861 * emit-rtl.c (rtl): Declare.
7862 (regno_reg_rtx): Declare.
7863 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7865 (gen_reg_rtx): Update.
7866 * varasm.c (n_deferred_constatns): Update accestor.
7867 (init_varasm_status): Do not allocate varasm_status.
7868 (force_const_mem, get_pool_size, output_constant_pool): Update.
7869 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7870 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7871 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7872 * sparc/sparc.h (INIT_EXPANDERS): Update.
7873 * ia64/ia64.h (INIT_EXPANDERS): Update.
7875 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7877 * reload.c (push_secondary_reload): Add missing break to for loop.
7879 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7881 PR middle-end/PR28690
7882 * rtlanal.c: Update copyright years.
7883 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7884 as REG_POINTER and MEM_POINTER operands.
7885 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7886 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7887 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7888 * gcse.c: Update copyright years.
7889 (pre_delete): Call gen_reg_rtx_and_attrs.
7890 (hoist_code): Likewise.
7891 (build_store_vectors): Likewise.
7892 (delete_store): Likewise.
7893 * loop-invariant.c (move_invariant_reg): Likewise.
7894 Update copyright years.
7896 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7898 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7899 control string instead of quoted.
7901 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7903 * doc/rtl.texi: Rewrite of subreg section.
7905 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7908 * config/i386/i386.c (legitimize_pic_address): Add treating
7909 of dllimport SYM_REF's.
7910 (legitimize_dllimport_symbol): Add prototype.
7912 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7914 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7915 reference in constructor with non self-referential type.
7917 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7919 Removal of Return with Depressed Stack Pointer support
7920 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7921 (ECF_SP_DEPRESSED): Likewise.
7922 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7923 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7924 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7925 (expand_call): Do not test ECF_SP_DEPRESSED.
7926 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7927 * function.c (keep_stack_depressed): Delete.
7928 (handle_epilogue_set): Likewise.
7929 (update_epilogue_consts): Likewise.
7930 (emit_equiv_load): Likewise.
7931 (thread_prologue_and_epilogue_insns): Remove support for Return with
7932 Depressed Stack Pointer.
7933 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7935 2008-04-06 Richard Guenther <rguenther@suse.de>
7937 PR tree-optimization/35400
7938 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7939 information from SSA_NAMEs.
7941 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7943 * config/avr/avr.h (avr_mega_p): Remove declaration.
7944 (AVR_MEGA): Remove macro.
7945 * config/avr/avr.c (avr_mega_p): Remove variable.
7946 (avr_override_options): Remove inicializion of avr_mega_p.
7947 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7948 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7949 (avr_jump_mode): (Ditto.).
7950 (avr_output_progmem_section_asm_op): (Ditto.).
7951 (avr_asm_init_sections): (Ditto.).
7952 (avr_asm_init_sections): (Ditto.).
7953 (avr_rtx_costs): (Ditto.).
7954 * config/avr/avr.md: (Ditto.).
7955 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7958 2008-04-06 Richard Guenther <rguenther@suse.de>
7960 PR tree-optimization/35842
7961 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7962 is_gimple_invariant_address.
7964 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7966 * gcc.c (default_compilers): Sync Fortran extensions list with
7967 that in fortran/lang-specs.h.
7968 * doc/invoke.texi: Likewise.
7969 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7970 * dwarf2out.c (gen_compile_unit_die): Likewise.
7972 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7974 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7976 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7979 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7980 attribute is used for nested functions.
7982 2008-04-05 Jan Hubicka <jh@suse.cz>
7984 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7986 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7988 (dump_files): Update.
7989 (enable_rtl_dump_file): Do not accept letter argument.
7990 * tree-pass.h (dump_file_info): Remove letter argument.
7991 * toplev.c (decode_d_option): Update -da handling.
7992 * toplev.h (enable_rtl_dump_file): Update prototype.
7993 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7994 it out based on pass type.
7995 (register_dump_files_1): Likewise.
7996 (init_optimization_passes): Update register_one_dump_file calls.
7997 (execute_one_pass): Sanity check that IPA passes are called at IPA
7998 level and RTL passes at RTL level.
7999 (execute_pass_list): IPA pass can not be after or subpass of
8001 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8002 disallov RTL subpasses of IPA subpasses.
8004 2008-04-05 Ben Elliston <bje@au.ibm.com>
8006 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8007 builtins that return exactly once and do not throw. Cache call to
8010 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8012 PR rtl-optimization/34916
8014 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8015 between instruction pairs.
8017 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8019 * doc/invoke.texi: Document -mbitops for SH.
8020 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8021 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8022 * config/sh/sh.c (print_operand): Add %t operand code.
8023 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8024 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8025 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8026 (extendqihi2): Likewise.
8027 (movqi_i): Likewise.
8028 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8029 (extv): Use bld instruction for SH2A if possible.
8031 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8032 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8033 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8034 (bset.b, bclr.b): Define peepholes.
8035 * config/sh/sh.opt (mbitops): New option.
8037 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8040 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8041 and view convert expression.
8043 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8046 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8048 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8050 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8052 * config/i386/cpuid.h (bit_AES): New.
8053 (bit_PCLMUL): Likewise.
8055 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8056 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8057 SSE2 if AES or PCLMUL is enabled.
8058 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8059 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8060 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8061 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8062 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8063 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8064 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8065 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8066 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8067 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8068 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8069 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8070 __builtin_ia32_aeskeygenassist128 and
8071 __builtin_ia32_pclmulqdq128.
8072 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8073 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8074 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8076 * config/i386/i386.h (TARGET_AES): New.
8077 (TARGET_PCLMUL): Likewise.
8078 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8080 * config/i386/i386.md (UNSPEC_AESENC): New.
8081 (UNSPEC_AESENCLAST): Likewise.
8082 (UNSPEC_AESDEC): Likewise.
8083 (UNSPEC_AESDECLAST): Likewise.
8084 (UNSPEC_AESIMC): Likewise.
8085 (UNSPEC_AESKEYGENASSIST): Likewise.
8086 (UNSPEC_PCLMUL): Likewise.
8088 * config/i386/i386.opt (maes): New.
8089 (mpclmul): Likewise.
8091 * config/i386/sse.md (aesenc): New pattern.
8092 (aesenclast): Likewise.
8094 (aesdeclast): Likewise.
8096 (aeskeygenassist): Likewise.
8097 (pclmulqdq): Likewise.
8099 * config/i386/wmmintrin.h: New.
8101 * doc/extend.texi: Document AES and PCLMUL built-in function.
8103 * doc/invoke.texi: Document -maes and -mpclmul.
8105 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8107 * function.c (free_after_parsing): Replace with
8108 cxx_push_function_context from C++ front-end.
8109 (allocate_struct_function): Don't call langhook.
8110 * langhooks.h (struct lang_hooks_for_functions): Delete.
8111 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8113 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8114 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8115 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8116 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8117 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8118 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8119 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8121 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8122 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8124 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8127 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8130 2008-04-04 Richard Guenther <rguenther@suse.de>
8133 * fold-const.c (optimize_minmax_comparison): Use the correct
8134 type for the constant in the simplified comparison.
8136 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8138 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8139 Pass L2 size as "--param l2-cache-size" to the compiler.
8140 (decode_l2_cache): New function to decode L2 cache parameters using
8141 0x8000006 extended cpuid function.
8142 (detect_caches_amd): Determine parameters of L2 cache using
8143 decode_l2_caches function.
8144 (decode_caches_intel): Decode L2 cache parameters.
8145 (detect_caches_intel): Determine L2 cache parameters using
8146 decode_caches_intel and decode_l2_caches functions.
8148 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8150 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8151 secondary input reload for subword loads from the constant pool.
8153 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8156 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8157 constants of the appropriate size for runtime calculations.
8160 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8161 decimal-float literal constant zero.
8163 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8166 * c-parser.c (c_parser_omp_atomic): Call
8167 default_function_array_conversion on the RHS.
8170 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8171 call is_variable_sized if decl has incomplete type.
8173 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8175 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8177 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8179 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8181 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8182 (sgt<u>): Merge sgt and sgtu into new expander.
8183 (sgt, sgtu): Remove expanders.
8184 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8185 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8186 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8187 *sgtu_<mode>_mips16 into new pattern.
8188 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8189 (sge<u>): Merge sge and sgeu into new expander.
8190 (sge, sgeu): Remove expanders.
8191 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8193 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8194 (slt<u>): Merge slt and sltu into new expander.
8195 (slt, sltu): Remove expanders.
8196 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8197 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8198 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8199 *sltu_<mode>_mips16 into new pattern.
8200 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8201 (sle<u>): Merge sle and sleu into new expander.
8202 (sle, sleu): Remove expanders.
8203 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8204 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8205 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8206 *sleu_<mode>_mips16 into new pattern.
8207 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8209 2008-04-03 Jan Hubicka <jh@suse.cz>
8211 PR tree-optimization/35795
8212 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8213 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8214 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8215 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8216 * score/score3.c (score3_output_mi_thunk): Likewise.
8217 * score/score7.c (score7_output_mi_thunk): Likewise.
8218 * mips/mips.c (mips_output_mi_thunk): Likewise.
8220 2008-04-03 Richard Guenther <rguenther@suse.de>
8222 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8223 conversions. Simplify code.
8225 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8227 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8229 2008-04-03 Tom Tromey <tromey@redhat.com>
8230 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8232 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8233 * config/bfin/t-bfin-linux (generated_files): Add
8234 linux-sysroot-suffix.h.
8235 * doc/install.texi (Prerequisites): Require make 3.80.
8236 * doc/sourcebuild.texi (Front End Directory): Document new
8238 * Makefile.in (generated_files): New variable.
8239 (ALL_HOST_OBJS): New variable.
8240 ($(ALL_HOST_OBJS)): New target.
8242 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8244 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8245 (remap_block): Call id->transform_lang_insert_block instead
8247 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8248 Set id.transform_lang_insert_block to NULL.
8249 (clone_body): Move to cp/optimize.c
8250 * tree-inline.h (struct copy_body_data): Change
8251 transform_lang_insert_block to function pointer.
8252 (copy_generic_body, copy_decl_no_change): Export.
8253 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8254 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8255 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8257 * c-tree.h (insert_block): Kill.
8258 * c-decl.c (insert_block): Kill.
8260 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8262 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8263 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8264 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8266 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8267 argument, call {push,pop}_function_context from here.
8268 * c-parser.c: Use c_{push,pop}_function_context.
8270 * function.c (push_function_context_to): Move meat ...
8271 (push_function_context): ... here. Simplify.
8272 * function.c (pop_function_context_from): Move meat ...
8273 (pop_function_context): ... here. Simplify.
8274 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8276 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8277 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8278 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8279 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8281 2008-04-03 Ben Elliston <bje@au.ibm.com>
8283 * expmed.c (extract_force_align_mem_bit_field): Remove.
8285 2008-04-03 Richard Guenther <rguenther@suse.de>
8288 * expr.h (try_casesi): Adjust prototype.
8289 * expr.c (try_casesi): Take fallback label as extra parameter.
8290 Use that for gen_casesi if default_label is NULL.
8291 * stmt.c (expand_case): Pass fallback label to try_casesi,
8292 make sure to fill gaps with a fallback label if default_label
8295 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8298 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8300 2008-04-03 Ben Elliston <bje@au.ibm.com>
8302 * expmed.c (extract_split_bit_field): Remove if (0) code.
8303 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8304 (do_ds_constraint): Likewise.
8306 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8308 * doc/cppopts.texi (-dU): Document.
8309 * c-common.h (flag_dump_macros): Update comment.
8310 * c-opts.c (handle_OPT_d): Handle -dU.
8311 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8312 dump_queued_macros, cb_used_define, cb_used_undef): New.
8313 (init_pp_output): Handle -dU.
8314 (cb_line_change): Call dump_queued_macros.
8315 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8317 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8319 * config/avr/predicates.md (io_address_operand): New predicate.
8320 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8321 * config/avr/avr.c (avr_io_address_p): Remove function.
8322 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8323 'avr_io_address_p' function.
8324 (out_movhi_r_mr): (Ditto.).
8325 (out_movqi_mr_r): (Ditto.).
8326 (out_movhi_mr_r): (Ditto.).
8327 (avr_address_cost): (Ditto.).
8329 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8331 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8332 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8333 in 32bit mode when XMM registers are available to avoid store
8335 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8336 corresponding post-reload splitters.
8338 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8340 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8341 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8342 __builtin_ia32_roundss.
8343 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8344 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8345 __builtin_ia32_roundss.
8346 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8347 IX86_BUILTIN_SHUFPD here.
8349 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8351 * config/i386/i386.md (plogic): New.
8352 (plogicprefix): Likewise.
8354 * config/i386/mmx.md (mmx_<code><mode>3): New.
8355 (mmx_and<mode>3): Removed.
8356 (mmx_ior<mode>3): Likewise.
8357 (mmx_xor<mode>3): Likewise.
8359 * config/i386/sse.md (<code><mode>3): New.
8360 (*<code><mode>3): Likewise.
8361 (*<code><mode>3): Likewise.
8362 (<code><mode>3): Likewise.
8363 (*sse_<code><mode>3): Likewise.
8364 (*sse2_<code><mode>3): Likewise.
8365 (<code>tf3): Likewise.
8366 (*<code>tf3): Likewise.
8367 (and<mode>3): Likewise.
8368 (*and<mode>3): Likewise.
8369 (ior<mode>3): Removed.
8370 (*ior<mode>3): Likewise.
8371 (xor<mode>3): Likewise.
8372 (*xor<mode>3): Likewise.
8373 (*and<mode>3): Likewise.
8374 (*ior<mode>3): Likewise.
8375 (*xor<mode>3): Likewise.
8376 (and<mode>3): Likewise.
8377 (*sse_and<mode>3): Likewise.
8378 (*sse2_and<mode>3): Likewise.
8380 (*andtf3): Likewise.
8381 (ior<mode>3): Likewise.
8382 (*sse_ior<mode>3): Likewise.
8383 (*sse2_ior<mode>3): Likewise.
8385 (*iortf3): Likewise.
8386 (xor<mode>3): Likewise.
8387 (*sse_xor<mode>3): Likewise.
8388 (*sse2_xor<mode>3): Likewise.
8390 (*xortf3): Likewise.
8392 2008-04-02 Richard Guenther <rguenther@suse.de>
8394 PR tree-optimization/14495
8395 PR tree-optimization/34793
8396 * tree-vrp.c (struct switch_update): New structure.
8397 (to_remove_edges, to_update_switch_stmts): New VECs.
8398 (simplify_switch_using_ranges): New function. Remove not taken
8399 case labels and edges.
8400 (simplify_stmt_using_ranges): Call it.
8401 (identify_jump_threads): Mark edges we have queued for removal
8402 so we don't thread them.
8403 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8405 * tree-cfg.c (group_case_labels): Deal with missing default label.
8406 (tree_verify_flow_info): Allow missing default label.
8407 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8408 (emit_case_nodes): Likewise.
8409 (expand_case): Do not rely on the default label to be present.
8410 * expr.c (try_casesi): Deal with NULL default_label.
8411 (do_tablejump): Likewise.
8413 2008-04-02 Richard Guenther <rguenther@suse.de>
8415 PR tree-optimization/14495
8416 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8417 SWITCH_EXPR here ...
8418 (vrp_visit_switch_stmt): ... but here (new function).
8419 (find_case_label_index): New helper function.
8420 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8422 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8424 * fwprop.c: Fix ISO-C99ism.
8426 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8429 * Makefile.in (objdir): Set it here.
8430 * configure.ac: Not here. Find dynamic linker characteristics.
8431 * exec-tool.in: Use them.
8432 * aclocal.m4: Regenerate.
8433 * configure: Regenerate.
8435 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8437 * expr.c (expand_var): Delete it.
8438 * expr.h (expand_var): Delete prototype.
8439 * function.c (expand_function_start): Use expand_decl instead.
8440 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8443 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8445 PR rtl-optimization/35542
8446 * fwprop.c (forward_propagate_and_simplify): Replace
8447 loc_reg_mentioned_in_p with reg_mentioned_p.
8449 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8451 PR rtl-optimization/35281
8452 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8453 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8454 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8455 (varying_mem_p): Move above propagate_rtx.
8456 (all_uses_available_at): Do not check MEMs.
8458 2008-04-02 Rafael Espindola <espindola@google.com>
8460 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8461 (register_edge_assert_for_2): Split the cond argument.
8462 (register_edge_assert_for_1): Adjust for the change in
8463 register_edge_assert_for_2.
8464 (register_edge_assert_for): Split the cond argument.
8465 (find_switch_asserts): Adjust for the change in
8466 register_edge_assert_for.
8468 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8470 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8471 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8472 offsets for 64-bit mingw.
8473 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8474 abi for x86_64-pc-mingw.
8476 2008-04-02 Richard Guenther <rguenther@suse.de>
8478 * tree-vrp.c (extract_range_from_assert): Make sure to not
8479 produce range min/max with TREE_OVERFOW set.
8480 If merging a anti-range and a range keep the anti-range if
8481 the range covers all values of the type.
8482 (register_edge_assert_for_2): Only allow sign-changing
8483 conversions in detecting canonical range checks. Also
8484 register an assert for the unsigned name if useful.
8486 PR tree-optimization/35787
8487 * tree-vrp.c (vrp_val_max): New function.
8488 (vrp_val_min): Likewise.
8489 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8490 (vrp_val_is_min): Likewise.
8491 (supports_overflow_infinity): Use vrp_val_{min,max}.
8492 (negative_overflow_infinity): Likewise.
8493 (positive_overflow_infinity): Likewise.
8494 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8495 (is_positive_overflow_infinity): Likewise.
8496 (is_overflow_infinity): Likewise.
8497 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8498 vrp_val_is_{min,max}.
8499 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8500 to ranges if possible. Avoid empty ranges.
8502 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8505 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8506 the expression is a function address.
8508 2008-04-01 George Helffrich <george@gcc.gnu.org>
8510 PR fortran/35154, fortran/23057
8511 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8512 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8513 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8514 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8516 (dbxout_syms): Check for COMMON-based symbol and wrap in
8517 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8518 in bracket for efficiency.
8520 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8521 using DW_TAG_common_block + member offset.
8522 (add_pubname_string): New function.
8523 (dw_expand_expr): New function to find block name and offset for
8525 (common_check): New function to check whether symbol in Fortran COMMON.
8526 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8528 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8531 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8533 2008-04-02 Ben Elliston <bje@au.ibm.com>
8535 * config/v850/v850.md (casesi): Remove if (0) code.
8536 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8537 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8539 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8541 * config/i386/i386.md (rex64suffix): New mode attribute.
8542 (floathi<mode>2): Disable expander for SSE math.
8543 (*floathi<mode>2_1): New insn insn_and_split pattern.
8544 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8545 corresponding post-reload splitters.
8546 (*floathi<mode>2_i387): New macroized insn pattern.
8547 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8548 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8549 insn_and_split pattern.
8550 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8551 New macroized instruction patterns and corresponding post-reload
8553 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8554 and corresponding post-reload splitters.
8555 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8556 New macroized instruction patterns.
8557 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8558 macroized instruction patterns and corresponding post-reload splitters.
8559 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8560 corresponding post-reload splitters.
8561 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8562 New macroized instruction patterns.
8563 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8564 corresponding post-reload splitters.
8565 (*floatsi<mode>2_i387): New macroized instruction patterns.
8567 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8569 * config/i386/i386.md (smaxmin): New.
8570 (umaxmin): Likewise.
8571 (maxminiprefix): Likewise.
8572 (maxminfprefix): Likewise.
8573 (<code><mode>3): Likewise.
8574 (smin<mode>3): Removed.
8575 (smax<mode>3): Likewise.
8577 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8578 (mmx_<code>v4hi3): Likewise.
8579 (mmx_<code>v8qi3): Likewise.
8580 (mmx_smaxv2sf3): Removed.
8581 (mmx_sminv2sf3): Likewise.
8582 (mmx_umaxv8qi3): Likewise.
8583 (mmx_smaxv4hi3): Likewise.
8584 (mmx_uminv8qi3): Likewise.
8585 (mmx_sminv4hi3): Likewise.
8587 * config/i386/sse.md (<addsub><mode>3): New.
8588 (*<addsub><mode>3): Likewise.
8589 (<sse>_vm<addsub><mode>3): Likewise.
8590 (<maxmin><mode>3): Likewise.
8591 (*<maxmin><mode>3_finite): Likewise.
8592 (*<maxmin><mode>3): Likewise.
8593 (<sse>_vm<maxmin><mode>3): Likewise.
8594 (sse3_h<addsub>v4sf3): Likewise.
8595 (sse3_h<addsub>v2df3): Likewise.
8596 (<maxmin>v16qi3): Likewise.
8597 (*<maxmin>v16qi3): Likewise.
8598 (<maxmin>v8hi3): Likewise.
8599 (*<maxmin>v8hi3): Likewise.
8600 (*sse4_1_<maxmin><mode>3): Likewise.
8601 (*sse4_1_<maxmin><mode>3): Likewise.
8602 (add<mode>3): Removed.
8603 (*add<mode>3): Likewise.
8604 (<sse>_vmadd<mode>3): Likewise.
8605 (sub<mode>3): Likewise.
8606 (*sub<mode>3): Likewise.
8607 (<sse>_vmsub<mode>3): Likewise.
8608 (smin<mode>3): Likewise.
8609 (*smin<mode>3_finite): Likewise.
8610 (*smin<mode>3): Likewise.
8611 (<sse>_vmsmin<mode>3): Likewise.
8612 (smax<mode>3): Likewise.
8613 (*smax<mode>3_finite): Likewise.
8614 (*smax<mode>3): Likewise.
8615 (<sse>_vmsmax<mode>3): Likewise.
8616 (sse3_haddv4sf3): Likewise.
8617 (sse3_haddv2df3): Likewise.
8618 (sse3_hsubv4sf3): Likewise.
8619 (sse3_hsubv2df3): Likewise.
8620 (umaxv16qi3): Likewise.
8621 (*umaxv16qi3): Likewise.
8622 (smaxv8hi3): Likewise.
8623 (*smaxv8hi3): Likewise.
8624 (*sse4_1_smax<mode>3): Likewise.
8625 (*sse4_1_umax<mode>3): Likewise.
8626 (uminv16qi3): Likewise.
8627 (*uminv16qi3): Likewise.
8628 (sminv8hi3): Likewise.
8629 (*sminv8hi3): Likewise.
8630 (*sse4_1_smin<mode>3): Likewise.
8631 (*sse4_1_umin<mode>3): Likewise.
8633 2008-04-01 Rafael Espindola <espindola@google.com>
8635 * tree-cfg.c (verify_expr): remove in_phi.
8636 (verify_stmt): Don't call walk_tree with verify_expr. Use
8637 is_gimple_min_invariant instead of is_gimple_val.
8639 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8641 * doc/include/gpl_v3.texi: Update for manpage generation.
8642 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8644 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8645 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8646 gpl_v3.texi instead of gpl.texi.
8649 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8652 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8654 2008-04-01 Rafael Espindola <espindola@google.com>
8656 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8657 (extract_code_and_val_from_cond): Use
8658 extract_code_and_val_from_cond_with_ops.
8660 2008-04-01 Jan Hubicka <jh@suse.cz>
8662 * function.c (free_after_compilation): Free epilogue_delay_list.
8663 (prepare_function_start): Assert that previous compilation was freed.
8665 2008-04-01 Jan Hubicka <jh@suse.cz>
8666 Jim Wilson <wilson@tuliptree.org>
8667 Andreas Tobler <andreast@gcc.gnu.org>
8670 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8671 rtl.emit instead cfun->emit.
8672 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8673 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8675 2008-04-01 Ben Elliston <bje@au.ibm.com>
8677 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8679 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8681 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8683 (fprofile-use): Add var flag_profile_use
8684 * coverage.c (coverage_begin_output): Do not open a gcno file for
8685 output only if -ftest-coverage is set.
8686 Do not add getpwd() to gcda file path.
8687 (build_gcov_info): Check the new flag
8688 flag_profile_datafile_relative_path.
8689 (coverage_init): Use profile_data_prefix.
8690 Read profile counter only if flag_profile_use is set.
8691 * opts.c (common_handle_option): New option fprofile-use=,
8692 fprofile-dir=, fprofile-generate=.
8693 * toplev.c (profile_data_prefix): New variable definition.
8694 * toplev.h (profile_data_prefix): New declaration.
8695 * doc/invoke.tex (Option Summary, Optimization Options):
8698 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8700 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8701 use tmp consistently.
8704 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8705 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8706 UNSPEC_FR_RECIP_APPROX_RES.
8707 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8709 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8712 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8714 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8717 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8718 element of the vector via a pointer.
8720 2008-03-31 Ian Lance Taylor <iant@google.com>
8722 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8724 2008-03-31 Jan Hubicka <jh@suse.cz>
8726 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8727 get_arg_pointer_save_area.
8728 * expr.c (init_expr): Just clear out rtl.expr.
8729 * function.c (free_after_compilation): Clear out whole RTL structure.
8730 (get_func_frame_size): Merge into ...
8731 (get_frame_size): ... this one.
8732 (assign_stack_local_1): Merge into ...
8733 (assign_stack_local): ... this one.
8734 (expand_function_end): Update call of get_arg_pointer_save_area.
8735 (get_art_pointer_save_area): Remove cfun argument.
8736 * function.h (emit_status): regno_pointer_align does not need length
8737 attribute. Move x_regno_reg_rtx to ...
8738 (regno_reg_rtx): ... new global array.
8739 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8740 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8741 apply_args_value, forced_labels, stack_pointer_delta):
8743 (struct varasm_status): Move here from varasm.c
8744 (struct rtl_data): New. Move here some fields from struct function.
8745 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8746 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8747 used_temp_slots avail_temp_slots, temp_slot_level,
8748 nonlocal_goto_handler_labels): Update accesstors.
8749 (rtl): New global variable.
8750 (struct function): Move some fileds to rtl_data.
8751 (get_arg_pointer_save_area): Update prototype.
8752 * emit-rtl.c (rtl): Declare.
8753 (regno_reg_rtx): Declare.
8754 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8756 (gen_reg_rtx): Update.
8757 (init_virtual_regs): Do not tate emit_status argument.
8758 (init_emit): Do not allocate emit.
8759 * varasm.c (varasm_statuc): Move to function.h.
8760 (n_deferred_constatns): Update accestor.
8761 (init_varasm_status): Do not allocate varasm_status.
8762 (force_const_mem, get_pool_size, output_constant_pool): Update.
8763 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8764 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8766 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8768 PR rtl-optimization/35729
8769 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8772 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8775 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8776 load/store if memory is unaligned.
8777 (*movti_rex64): Likewise.
8779 * config/i386/predicates.md (misaligned_operand): New.
8781 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8784 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8787 2008-03-31 Jan Beulich <jbeulich@novell.com>
8789 * config/ia64/constraints.md: Add 'j' constraint.
8790 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8791 (movdi_internal): Likewise.
8793 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8796 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8798 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8801 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8802 proper error message for the third argument on blendpd and
8805 * config/i386/sse.md (blendbits): New.
8806 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8808 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8810 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8812 2008-03-30 Richard Guenther <rguenther@suse.de>
8815 * fold-const.c (fold_sign_changed_comparison): Do leave
8816 conversions to base-types alone.
8818 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8820 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8821 the link register if one altivec register is be saved.
8823 2008-03-30 Ben Elliston <bje@au.ibm.com>
8825 * final.c (final_scan_insn): Remove if (0) code.
8827 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8829 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8831 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8833 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8834 of V4SFmode to ix86_binary_operator_ok.
8836 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8838 * config/i386/i386.c (override_options): Initialize
8839 ix86_veclib_handler to ix86_veclibabi_svml when
8840 -mveclibabi=svml is used.
8841 (ix86_veclibabi_svml): New function for SVML ABI style
8842 vectorization support.
8843 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8845 2008-03-28 Rafael Espindola <espindola@google.com>
8847 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8848 (tree_binary_nonnegative_warnv_p): Make it public.
8849 (tree_single_nonnegative_warnv_p): Make it public.
8850 (tree_invalid_nonnegative_warnv_p): Make it public.
8851 (tree_unary_nonzero_warnv_p): Make it public.
8852 (tree_binary_nonzero_warnv_p): Make it public
8853 (tree_single_nonzero_warnv_p): Make it public.
8854 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8855 (extract_range_from_binary_expr): Split the expr argument.
8856 (extract_range_from_unary_expr): Split the expr argument.
8857 (extract_range_from_comparison): Split the expr argument.
8858 (extract_range_from_expr): Use the new aux functions.
8859 (vrp_evaluate_conditional_warnv): Use
8860 vrp_evaluate_conditional_warnv_with_ops.
8861 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8862 (tree_binary_nonzero_warnv_p): Declare.
8863 (tree_single_nonzero_warnv_p): Declare.
8864 (tree_expr_nonzero_warnv_p): Declare.
8865 (tree_unary_nonnegative_warnv_p): Declare.
8866 (tree_binary_nonnegative_warnv_p): Declare.
8867 (tree_single_nonnegative_warnv_p): Declare.
8868 (tree_invalid_nonnegative_warnv_p): Declare.
8870 2008-03-28 Richard Guenther <rguenther@suse.de>
8872 PR tree-optimization/30317
8873 PR tree-optimization/30911
8874 PR tree-optimization/34793
8875 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8876 (struct assert_locus_d): New member EXPR.
8877 (register_new_assert_for): Add EXPR parameter to support
8878 ASSERT_EXPR <name, expr OP limit>.
8879 (register_edge_assert_for_1): Adjust callers.
8880 (find_assert_locations): Likewise.
8881 (process_assert_insertions_for): Build condition from expression.
8882 (extract_range_from_assert): Handle ASSERT_EXPRs
8883 of the form ASSERT_EXPR <name, expr OP limit>.
8884 (register_edge_assert_for_2): New helper registering
8885 asserts for comparisons. Recognize range tests of the form
8886 (unsigned)i - CST1 OP CST2.
8887 (register_edge_assert_for_1): Use it.
8888 (register_edge_assert_for): Likewise.
8889 (needs_overflow_infinity): Integer sub-types
8890 do not need overflow infinities.
8891 (vrp_val_is_max): The extreme values of integer sub-types
8892 are those of the base type.
8893 (vrp_val_is_min): Likewise.
8894 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8897 2008-03-28 Nick Clifton <nickc@redhat.com>
8900 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8901 Return GENERAL_REGS for stack adjustment reloads.
8903 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8906 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8907 const_vector when all the vectors are constant.
8909 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8911 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8913 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8914 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8916 (s<code>_sf): Use new scc_sf attribute for opcode names.
8918 2008-03-27 Tom Tromey <tromey@redhat.com>
8920 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8921 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8922 config/spu/t-spu-elf, config/i386/t-interix,
8923 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8924 config/i386/x-darwin, config/i386/x-mingw32,
8925 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8926 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8927 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8928 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8929 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8930 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8931 config/score/t-score-elf, config/arm/t-strongarm-pe,
8932 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8933 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8934 Revert automatic dependency patch.
8936 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8939 * config/i386/i386.c (ix86_function_arg_boundary): Align
8940 decimal floating point to its natural boundary.
8942 2008-03-27 Richard Guenther <rguenther@suse.de>
8945 * fold-const.c (fold_comparison): Restrict distinct decl
8946 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8947 solely rely on operand_equal_p.
8949 2008-03-27 Richard Guenther <rguenther@suse.de>
8952 * c-common.c (handle_weak_attribute): Reject combination of
8955 2008-03-27 Richard Guenther <rguenther@suse.de>
8957 PR tree-optimization/32810
8958 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8959 conversions from DECL_INITIAL.
8960 (fold_const_aggregate_ref): Likewise from constructor elements.
8962 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8964 * tree-affine.h (aff_combination_expand): Declare.
8965 (get_inner_reference_aff): Likewise.
8966 * tree-affine.c (aff_combination_expand): Split out from
8967 tree_to_aff_combination_expand.
8968 (get_inner_reference_aff): New function.
8969 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8970 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8971 (struct lim_aux_data): sm_done field removed.
8972 (mem_ref_loc_p, mem_ref_locs_p): New types.
8973 (struct mem_ref): Added id, stored, accesses_in_loop,
8974 indep_loop, dep_loop, indep_ref, dep_ref fields.
8975 Removed is_stored, locs and next fields.
8976 (memory_accesses): New variable.
8977 (movement_possibility): Do not allow moving statements
8978 that store to memory.
8979 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8981 (determine_max_movement): For statements with memory references,
8982 find the outermost loop in that the reference is independent.
8983 (move_computations_stmt): Mark the virtual operands for renaming.
8984 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8985 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8986 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8987 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8988 create_vop_ref_mapping, analyze_memory_references,
8989 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8990 get_all_locs_in_loop, ref_always_accessed_p,
8991 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8992 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8993 store_motion_loop, store_motion): New functions.
8994 (struct vop_to_refs_elt): New type.
8995 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8996 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8997 (schedule_sm): Replaced by...
8998 (execute_sm): ... this.
8999 (determine_lsm_ref, hoist_memory_references,
9000 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9001 find_more_ref_vops, free_mem_ref, free_mem_refs,
9002 determine_lsm_loop, determine_lsm): Removed.
9003 (tree_ssa_lim_finalize): Free data structures used by store motion.
9004 (tree_ssa_lim): Call analyze_memory_references. Use
9005 store_motion instead of determine_lsm.
9007 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9009 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9010 rename tmake_file to m68hc11/t-m68hc11.
9011 (mcore): Set inhibit_libc to true.
9012 * config.host (alpha*-dec-*vms*): Set extra_programs.
9013 (interix3*): Don't use host_xmake_file.
9014 * configure.ac: Let config.gcc override inhibit_libc.
9015 * configure: Regenerate.
9017 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9018 * config/t-openbsd-thread: Remove commented out lines.
9020 * config/x-interix: Remove.
9022 * config/m68hc11/t-m68hc11-gas: Rename to...
9023 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9025 * config/mcore/t-mcore: Remove T_CFLAGS.
9026 * config/mcore/t-mcore-pe: Likewise.
9028 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9030 * configure.ac: Replace custom __GNU_SOURCE test with
9031 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9032 * aclocal.m4: Regenerate.
9033 * configure: Regenerate.
9034 * config.in: Regenerate.
9036 2008-03-27 Richard Guenther <rguenther@suse.de>
9038 * fold-const.c (target.h): Include.
9039 (fold_comparison): Fold comparison of addresses of decls
9040 that bind locally or of constants. Consolidate address folding code.
9041 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9042 results from fold_binary_to_constant.
9043 (compare_values_warnv): Likewise.
9045 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9048 * fold-const.c (fold_truthop): Check for integeral types when folding
9049 a == 0 && b == 0 and a != 0 || b != 0 .
9051 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9053 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9055 2008-03-26 Andreas Schwab <schwab@suse.de>
9057 * doc/invoke.texi: Fix use of @item vs. @itemx.
9059 2008-03-26 Tom Tromey <tromey@redhat.com>
9061 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9062 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9063 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9064 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9065 build/genconstants.o, build/genemit.o, build/genextract.o,
9066 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9067 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9070 2008-03-26 Richard Guenther <rguenther@suse.de>
9073 2008-03-26 Richard Guenther <rguenther@suse.de>
9075 * fold-const.c (target.h): Include.
9076 (fold_comparison): Fold comparison of addresses of two decls
9077 that bind locally. Consolidate address folding code.
9079 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9081 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9082 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9083 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9084 dconstsqrt2, dconstthird, dconste and/or dconst10.
9085 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9086 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9087 dconstsqrt2, dconste): Delete.
9088 (init_emit_once): Likewise. Simplify initializing dconstm1.
9090 * real.c (get_real_const): New.
9091 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9092 dconstsqrt2, dconste): Delete.
9093 (real_value_const, get_real_const): New.
9095 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9097 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9099 * config/i386/i386.c (ix86_function_arg_boundary): Check
9100 BIGGEST_ALIGNMENT instead of 128.
9101 (setup_incoming_varargs_64): Likewise.
9103 2008-03-26 Tom Tromey <tromey@redhat.com>
9105 * Makefile.in (DEPFILES): Add missing '/'.
9107 2008-03-26 Richard Guenther <rguenther@suse.de>
9109 * fold-const.c (target.h): Include.
9110 (fold_comparison): Fold comparison of addresses of two decls
9111 that bind locally. Consolidate address folding code.
9113 2008-03-26 Nick Clifton <nickc@redhat.com>
9116 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9117 not allow INT+INT as a legitimate addressing mode.
9119 2008-03-26 Richard Guenther <rguenther@suse.de>
9121 * tree-flow.h (widen_bitfield): Remove declaration.
9122 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9123 (widen_bitfield): Remove function.
9124 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9127 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9130 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9133 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9135 PR rtl-optimization/35232
9136 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9137 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9138 reg_reloaded_call_part_clobbered here.
9139 (reload_regs_reach_end_p): New function.
9140 (reload_reg_rtx_for_input): New variable.
9141 (reload_reg_rtx_for_output): Likewise.
9142 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9143 when reassigning a pseudo register. Load reloadreg from
9144 reload_reg_rtx_for_input, moving the mode and register
9146 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9147 instead of the original when deciding whether an input reload
9148 would be a no-op or whether an output reload can be deleted.
9149 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9150 when setting up new_spill_reg_store. Load it from
9151 reload_reg_rtx_for_output, moving the mode and register
9153 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9154 instead of the original when deciding whether an output reload
9155 would be a no-op. Do the same when modifying insn notes.
9156 Use rtx_equal_p instead of == to compare the registers.
9157 (inherit_piecemeal_p): Take a mode and two register numbers
9159 (emit_reload_insns): Clear new_spill_reg_store for every hard
9160 register in the reload register. Remove spill registers
9161 from reg_reloaded_valid before considering whether to record
9162 inheritance information for them. Use reload_reg_rtx_for_output
9163 instead of reg_rtx when recording output reloads. Use
9164 reload_reg_rtx_for_input instead of reg_rtx when recording
9165 input reloads. Set or clear reg_reloaded_call_part_clobbered
9166 at the same time as setting reg_reloaded_valid.
9167 (delete_output_reload): Add a new_reload_reg parameter and use it
9168 instead of rld[j].reg_rtx.
9169 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9172 2008-03-25 Tom Tromey <tromey@redhat.com>
9174 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9175 (build/genattr.o): Likewise.
9176 (build/genattrtab.o): Likewise.
9177 (build/gencodes.o): Likewise.
9178 (build/genconfig.o): Likewise.
9179 (build/genconstants.o): Likewise.
9180 (build/genemit.o): Likewise.
9181 (build/genextract.o): Likewise.
9182 (build/genflags.o): Likewise.
9184 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9186 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9187 instead of size_int for integer types.
9188 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9189 to match type of MINUS_EXPR.
9191 2008-03-25 Tom Tromey <tromey@redhat.com>
9193 * configure: Rebuilt.
9194 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9197 2008-03-25 Tom Tromey <tromey@redhat.com>
9199 * config/x-solaris (host-solaris.o): Update.
9200 * config/x-linux (host-linux.o): Update.
9201 * config/x-hpux (host-hpux.o): Update.
9202 * config/x-darwin (host-darwin.o): Update.
9203 * config/v850/t-v850e (v850-c.o): Update.
9204 * config/v850/t-v850 (v850-c.o): Update.
9205 * config/t-vxworks (vxworks.o): Update.
9206 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9207 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9208 * config/spu/t-spu-elf (spu-c.o): Update.
9210 * config/sh/t-symbian (sh-c.o): Update.
9211 (symbian.o): Update.
9212 * config/sh/t-sh (sh-c.o): Update.
9213 * config/score/t-score-elf (score7.o, score3.o): Update.
9214 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9215 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9216 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9217 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9219 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9220 * config/m32c/t-m32c (m32c-pragma.o): Update.
9221 * config/ia64/t-ia64 (ia64-c.o): Update.
9222 * config/i386/x-mingw32 (host-mingw32.o): Update.
9223 * config/i386/x-i386 (driver-i386.o): Update.
9224 * config/i386/x-darwin (host-i386-darwin.o): Update.
9225 * config/i386/x-cygwin (host-cygwin.o): Update.
9226 * config/i386/t-nwld (nwld.o): Update.
9227 * config/i386/t-netware (netware.o): Update.
9228 * config/i386/t-interix (winnt.o): Update.
9229 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9230 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9231 msformat-c.o): Update.
9232 * config/bfin/t-bfin-linux (generated_files): Add
9233 linux-sysroot-suffix.h.
9234 * config/arm/t-wince-pe (pe.o): Update.
9235 * config/arm/t-strongarm-pe (pe.o): Update.
9236 * config/arm/t-pe (pe.o): Update.
9237 * config/arm/t-arm (arm-c.o): Update.
9238 * doc/install.texi (Prerequisites): Require make 3.80.
9239 * Makefile.in: Remove .o targets.
9240 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9241 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9242 (simple_generated_h, simple_generated_c): Move earlier.
9243 (generated_files): New variable.
9244 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9245 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9246 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9247 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9248 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9249 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9250 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9251 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9252 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9253 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9254 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9255 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9257 (COMPILE.base, COMPILE): New variables.
9258 (%.o): New pattern rule.
9259 (ALL_HOST_OBJS): New variable.
9260 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9261 (dummy-checksum.o, cc1-checksum.o): Remove.
9262 (DRIVER_SHLIB): New variable.
9263 (DRIVER_DEFINES): Use it.
9264 (gencondmd.c): Move out of build/.
9265 (s-conditions): Update.
9266 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9267 (ALL_BUILD_OBJS): Likewise.
9268 (build/%.o): Use BUILDCOMPILE.
9269 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9270 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9271 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9272 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9273 build/genconfig.o, build/genconstants.o, build/genemit.o,
9274 build/genextract.o, build/genflags.o, build/genmddeps.o,
9275 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9276 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9277 build/gen-protos.o, build/scan.o, build/fix-header.o,
9278 build/scan-decls.o): Simplify.
9279 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9280 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9281 prefix.o, toplev.o): Reduce to variable setting.
9282 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9283 ($(out_object_file), gcc-options.o): New targets.
9284 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9285 * configure: Rebuilt.
9286 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9287 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9289 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9291 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9292 complain when we hit an error, return ERROR_MARK_NODE.
9294 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9296 * config/sh/constraints.md (Pso, Psz): New constraints.
9297 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9298 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9300 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9302 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9303 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9305 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9307 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9308 (prefetch_sh2a): New.
9310 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9311 Naveen.H.S <naveen.hs@kpitcummins.com>
9313 * config/sh/constraints.md (I28): New constraint.
9314 * config/sh/sh.c (broken_move): Add support for movi20s.
9315 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9317 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9318 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9319 Naveen.H.S <naveen.hs@kpitcummins.com>
9321 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9322 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9323 (print_operand): Handle resbank in %@ operand code.
9324 (sh_encode_section_info): New.
9325 (push_regs): Add conditions for resbank.
9326 (sh_expand_epilogue): Likewise.
9327 (sh_insert_attributes): Likewise.
9328 (sh_attribute_table): Likewise.
9329 (sh_handle_resbank_handler_attribute): New.
9330 (sh2a_handle_function_vector_handler_attribute): New.
9331 (sh2a_is_function_vector_call): New.
9332 (sh2a_get_function_vector_number): New.
9333 (sh2a_function_vector_p): New.
9334 (sh_cfun_resbank_handler_p): New.
9335 * config/sh/sh.md (calli): Emit jsr/n if possible.
9336 (calli_tbr_rel): New.
9337 (calli_pcrel): Emit jsr/n if possible.
9338 (return_i): Emit rts/n if possible.
9339 (call_valuei_tbr_rel): New.
9340 (call_valuei_pcrel): Add condition for SH2A target.
9341 (call_value): Likewise.
9342 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9343 (sh2a_get_function_vector_number): Likewise.
9344 (sh2a_is_function_vector_call): Likewise.
9345 * doc/extend.texi: Document TBR relative addressing of SH2A.
9346 (resbank): Add description for SH2A.
9348 2008-03-24 Richard Guenther <rguenther@suse.de>
9351 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9352 pointer assignments change conversions according to middle-end rules.
9353 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9354 * configure.ac: Include type checking in yes.
9355 * configure: Regenerate.
9357 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9359 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9360 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9362 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9364 * gthr-vxworks.h (UNUSED): Define.
9366 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9368 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9370 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9372 * doc/extend.texi (Function Attributes): Add missing comma in the
9373 example of the "alloc_size" attribute.
9375 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9378 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9380 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9383 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9386 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9387 of the underlying type of a MS bitfield layout to the natural
9388 alignment of the type.
9390 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9392 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9393 to their natural alignment to avoid store forwarding stalls.
9395 2008-03-22 Richard Guenther <rguenther@suse.de>
9397 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9398 For PHI nodes verify the address is invariant.
9399 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9400 (get_symbol_constant_value): Use is_gimple_min_invariant.
9401 (maybe_fold_stmt_indirect): Likewise.
9403 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9405 PR rtl-optimization/33927
9406 * Makefile.in (dse.o): Depend on $(TM_P_H).
9407 * expr.h (extract_low_bits): Declare.
9408 * expmed.c (extract_low_bits): New function.
9409 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9410 * dse.c: Include tm_p.h.
9411 (find_shift_sequence): Remove the read_reg argument and return the
9412 read value. Emit the instructions instead of returning them.
9413 Iterate on new_mode rather than calculating it each time.
9414 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9415 source to NEW_MODE and extract_low_bits to convert the shifted
9417 (replace_read): Allow the load and store to have different mode
9418 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9419 or extraction instructions before trying the replacement. Update
9420 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9422 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9424 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9425 to their natural alignment to avoid store forwarding stalls.
9427 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9430 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9431 encouraging but not allowing gprs for input;
9432 change the input constraint to !f#r.
9433 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9435 change the output constraint to !f#r.
9437 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9440 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9441 corresponding post-reload splitters.
9442 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9443 when x87 FP math is selected.
9444 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9445 New function prototype.
9446 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9447 unreachable function to ease macroization of insn patterns.
9449 2008-03-21 Martin Jambor <mjambor@suse.cz>
9451 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9452 reference dumps if ddr is NULL or dependence is unknown.
9454 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9456 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9457 unsigned extension into account.
9458 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9459 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9460 Do computations on a scratch register.
9462 2008-03-21 Richard Guenther <rguenther@suse.de>
9464 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9465 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9466 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9467 * tree-ssa-dom.c (record_equality): Likewise.
9468 * tree-inline.c (copy_body_r): Likewise.
9469 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9472 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9474 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9475 as 'delete_unused' argument.
9477 2008-03-20 Richard Guenther <rguenther@suse.de>
9479 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9480 special casing of constant qualifiers.
9481 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9482 care about them in general.
9483 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9484 regardless of their type.
9485 (fold_stmt_r): Forcefully fold *& if we end up with that.
9487 2008-03-20 Paul Brook <paul@codesourcery.com>
9489 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9490 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9492 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9494 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9495 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9497 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9499 * common.opt (Wmudflap): New option.
9500 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9501 (mx_register_decls): Likewise.
9502 (mudflap_finish_file): Likewise.
9503 * doc/invoke.texi: Document -Wno-mudflap.
9505 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9507 * c-format.c (replace_format_name_to_system_name): New.
9509 (convert_format_name_to_system_name): New.
9510 (decode_format_attr): Add use of convert_format_name_to_system_name.
9511 (format_types_orig): Add gnu_ prefix to names.
9512 (check_format_info_main): Special treating of \0 escaped names for
9513 supporting multi-character format specifiers as I32, I64.
9514 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9515 (gnu_target_overrides_format_attributes): New.
9516 * c-format.h: Add structure target_ovr_attr to hold
9517 system specific formatter names.
9518 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9519 msformat-c.o file to c_target_objs and cxx_target_objs.
9520 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9521 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9522 (TARGET_N_FORMAT_TYPES): New.
9523 * config/i386/msformat-c.c: New.
9524 * config/i386/t-cygming: Add build rule for msformat-c.o.
9525 * doc/extend.texi: Add new format names gnu_* and ms_* and
9527 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9529 2008-03-20 Ira Rosen <irar@il.ibm.com>
9531 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9532 optimizations turned on under -O3.
9533 (ftree-vectorize): Add that the flag is turned on with -O3.
9535 2008-03-20 Ben Elliston <bje@au.ibm.com>
9537 * regmove.c (try_auto_increment): Fix spelling error in comment.
9538 * final.c (final_scan_insn): Likewise.
9540 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9543 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9544 allocator preferences for "y" and "r" class registers.
9545 ("*mov<mode>_internal"): Ditto.
9546 ("*movv2sf_internal_rex64"): Ditto.
9547 ("*movv2sf_internal"): Ditto.
9549 2008-03-19 Michael Matz <matz@suse.de>
9552 * calls.c (expand_call): Check overlap of arguments with call
9553 address for sibcalls.
9555 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9558 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9559 of the underlying type of a MS bitfield layout to the natural
9560 alignment of the type.
9562 2008-03-19 Jan Hubicka <jh@suse.cz>
9565 * toplev.c (decode_d_option): Handle all CPP flags.
9566 * tree-vrp.c: Update tree_pass descriptors.
9567 * regrename.c: Update tree_pass descriptors.
9568 * fwprop.c: Update tree_pass descriptors.
9569 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9570 * tree-into-ssa.c: Update tree_pass descriptors.
9571 * tree-dump.c: Update tree_pass descriptors.
9572 * tree-complex.c: Update tree_pass descriptors.
9573 * tree-dump.h: Update tree_pass descriptors.
9574 * see.c: Update tree_pass descriptors.
9575 * cgraphbuild.c: Update tree_pass descriptors.
9576 * tracer.c: Update tree_pass descriptors.
9577 * tree-loop-distribution.c: Update tree_pass descriptors.
9578 * cgraph.c: Update tree_pass descriptors.
9579 * postreload-gcse.c: Update tree_pass descriptors.
9580 * postreload.c: Update tree_pass descriptors.
9581 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9582 * tree-tailcall.c: Update tree_pass descriptors.
9583 * tree-pass.h (tree_opt_pass): Rename to ...
9584 (opt_pass) ... this one; add "type" field and remove letter field.
9585 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9586 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9587 all_lowering_passes): Update declaration.
9588 * ipa-cp.c: Update tree_pass descriptors.
9589 * final.c: Update tree_pass descriptors.
9590 * omp-low.c: Update tree_pass descriptors.
9591 * tree-ssa-dse.c: Update tree_pass descriptors.
9592 * ipa-reference.c: Update tree_pass descriptors.
9593 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9594 * auto-inc-dec.c: Update tree_pass descriptors.
9595 * reorg.c: Update tree_pass descriptors.
9596 * cgraphunit.c: Update tree_pass descriptors.
9597 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9598 * tree-ssa-ccp.c: Update tree_pass descriptors.
9599 * df-core.c: Update tree_pass descriptors.
9600 * mode-switching.c: Update tree_pass descriptors.
9601 * tree-nomudflap.c: Update tree_pass descriptors.
9602 * modulo-sched.c: Update tree_pass descriptors.
9603 * ipa-pure-const.c: Update tree_pass descriptors.
9604 * cse.c: Update tree_pass descriptors.
9605 * web.c: Update tree_pass descriptors.
9606 * tree-stdarg.c: Update tree_pass descriptors.
9607 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9608 * tree-ssa-dom.c: Update tree_pass descriptors.
9609 * tree-nrv.c: Update tree_pass descriptors.
9610 * tree-ssa-alias.c: Update tree_pass descriptors.
9611 * loop-init.c: Update tree_pass descriptors.
9612 * gimple-low.c: Update tree_pass descriptors.
9613 * ipa-inline.c: Update tree_pass descriptors.
9614 * tree-ssa-sink.c: Update tree_pass descriptors.
9615 * global.c: Update tree_pass descriptors.
9616 * ifcvt.c: Update tree_pass descriptors.
9617 * jump.c: Update tree_pass descriptors.
9618 * predict.c: Update tree_pass descriptors.
9619 * tree-ssa-loop.c: Update tree_pass descriptors.
9620 * recog.c: Update tree_pass descriptors.
9621 * dse.c: Update tree_pass descriptors.
9622 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9623 * tree-eh.c: Update tree_pass descriptors.
9624 * regmove.c: Update tree_pass descriptors.
9626 * function.c: Update tree_pass descriptors.
9627 * tree-vectorizer.c: Update tree_pass descriptors.
9628 * gcse.c: Update tree_pass descriptors.
9629 * ipa-type-escape.c: Update tree_pass descriptors.
9630 * tree-if-conv.c: Update tree_pass descriptors.
9631 * init-regs.c: Update tree_pass descriptors.
9632 * ipa.c: Update tree_pass descriptors.
9633 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9634 * rtl-factoring.c: Update tree_pass descriptors.
9635 * lower-subreg.c: Update tree_pass descriptors.
9636 * bt-load.c: Update tree_pass descriptors.
9637 * tree-dfa.c: Update tree_pass descriptors.
9638 * except.c: Update tree_pass descriptors.
9639 * emit-rtl.c: Update tree_pass descriptors.
9640 * cfgexpand.c: Update tree_pass descriptors.
9641 * tree-cfgcleanup.c: Update tree_pass descriptors.
9642 * cfgcleanup.c: Update tree_pass descriptors.
9643 * tree-ssa-pre.c: Update tree_pass descriptors.
9644 * tree-sra.c: Update tree_pass descriptors.
9645 * tree-mudflap.c: Update tree_pass descriptors.
9646 * tree-ssa-copy.c: Update tree_pass descriptors.
9647 * cfglayout.c: Update tree_pass descriptors.
9648 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9649 * tree-ssa-dce.c: Update tree_pass descriptors.
9650 * tree-ssa.c: Update tree_pass descriptors.
9651 * regclass.c: Update tree_pass descriptors.
9652 * integrate.c: Update tree_pass descriptors.
9653 * tree-optimize.c: Update tree_pass descriptors.
9654 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9655 * tree-object-size.c: Update tree_pass descriptors.
9656 * combine.c: Update tree_pass descriptors.
9657 * tree-outof-ssa.c: Update tree_pass descriptors.
9658 * bb-reorder.c: Update tree_pass descriptors.
9659 * stack-ptr-mod.c: Update tree_pass descriptors.
9660 * var-tracking.c: Update tree_pass descriptors.
9661 * tree-profile.c: Update tree_pass descriptors.
9662 * tree-vect-generic.c: Update tree_pass descriptors.
9663 * reg-stack.c: Update tree_pass descriptors.
9664 * sched-rgn.c: Update tree_pass descriptors.
9665 * tree-ssa-structalias.c: Update tree_pass descriptors.
9666 * tree-cfg.c: Update tree_pass descriptors.
9667 * passes.c (current_pass): Update declaration.
9668 (finish_optimization_passes): Update.
9669 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9670 (register_one_dump_file, register_dump_files_1, next_pass_1):
9672 (init_optimization_passes): Update handling of new types.
9673 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9674 * ipa-struct-reorg.c: Update tree_pass descriptors.
9675 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9676 * combine-stack-adj.c: Update tree_pass descriptors.
9677 * cfgrtl.c: Update tree_pass descriptors.
9678 * dce.c: Update tree_pass descriptors.
9679 * tree-ssanames.c: Update tree_pass descriptors.
9681 2008-03-19 Richard Guenther <rguenther@suse.de>
9684 * tree-ssa.c (walk_data): New structure.
9685 (warn_uninitialized_var): If not always_executed warn with "maybe"
9687 (execute_early_warn_uninitialized): Compute post-dominators.
9688 Initialize always_executed before processing each basic block.
9690 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9693 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9694 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9696 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9698 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9700 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9702 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9704 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9705 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9706 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9707 target after ignore has been set, and move there also the commputation
9708 of subtarget and original_target.
9709 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9710 (LANG_HOOKS_INITIALIZER): Remove it.
9711 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9713 2008-03-18 Richard Guenther <rguenther@suse.de>
9715 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9716 found an expression with constants, note that in the VN for the lhs.
9717 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9718 fold them to constants if possible. Run cleanup_cfg if done so.
9719 (execute_pre): Return todo.
9721 (execute_fre): Likewise.
9722 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9724 (get_prop_source_stmt): Look through pointer conversions.
9726 2008-03-18 Jan Hubicka <jh@suse.cz>
9728 * tree-pretty-print.c: Include predict.h.
9729 (dump_generic_node): Dump predictor.
9730 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9731 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9732 * gimple-low.c (lower_stmt): Likewise.
9733 * expr.c (expand_expr_real): Likewise.
9734 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9736 (build_predict_expr, build_predict_expr): New.
9737 * predict.h (predictor_name, build_predict_expr): Update.
9738 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9739 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9740 * predict.def (PRED_CONTINUE): Update hitrate.
9741 * tree.def (PREDICT_EXPR): Define.
9742 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9743 do not handle BIND_EXPR.
9744 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9745 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9746 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9749 2008-03-18 Michael Matz <matz@suse.de>
9751 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9753 2008-03-18 Richard Guenther <rguenther@suse.de>
9755 * tree-gimple.h (is_gimple_invariant_address): Declare.
9756 (is_gimple_constant): Likewise.
9757 * tree-gimple.c (is_gimple_constant): New function.
9758 (is_gimple_invariant_address): Likewise.
9759 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9760 and is_gimple_invariant_address.
9761 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9763 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9764 an addressable base.
9766 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9769 * gimplify.c (gimplify_expr): Gimplify second operand of
9772 2008-03-17 Richard Guenther <rguenther@suse.de>
9774 PR tree-optimization/19637
9775 * fold-const.c (fold_unary): Remove restrictions of removing
9776 intermediate pointer-conversions (P2)(P1)P0.
9777 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9778 conversion to void pointer.
9779 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9781 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9784 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9785 emulated thread local variables.
9787 2008-03-16 Richard Guenther <rguenther@suse.de>
9790 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9791 expand TREE_INVARIANT operations that are not gimple invariant.
9793 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9795 * doc/extend.texi (Alignment): Say that the ABI controls
9796 the __alignof__ for non-strict-alignment targets rather
9797 than being a recommendation.
9799 2008-03-15 Paul Brook <paul@codesourcery.com>
9801 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9803 (arm_output_fn_unwind): Mark functions that can not be unwound.
9805 2008-03-15 Paul Brook <paul@codesourcery.com>
9807 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9808 extension instructions.
9810 2008-03-15 Richard Guenther <rguenther@suse.de>
9812 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9813 and fold constant aggregate refs.
9814 (fold_const_aggregate_ref): Handle string constants
9815 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9816 (evaluate_stmt): Simplify now that ccp_fold folds constant
9819 2008-03-15 Paul Brook <paul@codesourcery.com>
9821 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9822 (extzv): Use gen_extzv_t2.
9823 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9825 2008-03-15 Richard Guenther <rguenther@suse.de>
9827 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9828 (fold_const_aggregate_ref): Likewise.
9829 (get_value): Return NULL if we don't have any values.
9830 (ccp_finalize): Set const_val to NULL after freeing it.
9831 * tree-flow.h (get_symbol_constant_value): Declare.
9832 (fold_const_aggregate_ref): Likewise.
9833 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9835 2008-03-15 Richard Guenther <rguenther@suse.de>
9838 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9839 to not produce negative array indices if not allowed. Add
9840 parameter to indicate that.
9841 (maybe_fold_offset_to_component_ref): Allow negative array
9842 indices only for the first member of a structure.
9843 (maybe_fold_offset_to_reference): Allow negative array indices.
9844 (maybe_fold_stmt_addition): Likewise.
9846 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9847 Anatoly Sokolov <aesok@post.ru>
9849 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9850 (avr_arch): Add ARCH_AVR6.
9851 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9852 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9853 instead of fixed value 2.
9854 (print_operand_address): Use gs() asm specifier instead of pm().
9855 (avr_assemble_integer): (Ditto.).
9856 (avr_output_addr_vec_elt): (Ditto.).
9857 (print_operand): Handle "!" code.
9858 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9859 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9860 (AVR_HAVE_EIJMP_EICALL): Define.
9861 (AVR_3_BYTE_PC): Redefine.
9862 (AVR_2_BYTE_PC): (Ditto.).
9863 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9864 (LINK_SPEC): Add atmega2560 and atmega2561.
9865 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9867 * config/avr/avr.md (call_insn): Use eicall instead of icall
9868 for 3 byte PC devices.
9869 (call_value_insn): (Ditto.).
9870 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9871 (indirect_jump): Use only for for 2 byte PC devices.
9872 (*tablejump): (Ditto.).
9873 (*indirect_jump_avr6): Add insn.
9874 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9875 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9876 instead of ijmp for 3 byte PC devices.
9877 (__tablejump2__): (Ditto.).
9878 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9879 (MULITLIB_DIRNAMES): (Ditto.).
9880 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9882 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9884 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9885 "sse2_umulsidi3". Use V1DI mode for operand 0.
9886 ("mmx_psadbw"): Use V1DI mode for operand 0.
9887 * config/i386/i386-modes.def (V1SI): New vector mode.
9888 * config/i386/i386.c (struct builtin_description)
9889 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9890 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9891 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9892 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9893 v1di_ftype_v8qi_v8qi type.
9894 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9896 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9897 __builtin_ia32_pmuludq]: Fix the mode of return value.
9899 2008-03-15 Richard Guenther <rguenther@suse.de>
9902 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9905 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9907 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9908 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9909 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9910 unless TARGET_SERIALIZE_VOLATILE is enabled.
9911 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9912 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9913 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9915 2008-03-14 Richard Guenther <rguenther@suse.de>
9917 PR tree-optimization/34172
9918 * tree-flow.h (refs_may_alias_p): Declare.
9919 (get_single_def_stmt): Likewise.
9920 (get_single_def_stmt_from_phi): Likewise.
9921 (get_single_def_stmt_with_phi): Likewise.
9922 * tree-dfa.c (refs_may_alias_p): New function.
9923 (get_single_def_stmt): Likewise.
9924 (get_single_def_stmt_from_phi): Likewise.
9925 (get_single_def_stmt_with_phi): Likewise.
9926 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9927 (vn_reference_lookup_1): New helper function.
9928 (vn_reference_lookup): Walk the virtual use-def chain to
9929 continue searching for a match if the def does not alias the
9930 reference we are looking for.
9932 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9934 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9935 archive and Perzl. Update The Written Word listing.
9937 2008-03-14 Richard Guenther <rguenther@suse.de>
9939 PR tree-optimization/34043
9940 PR tree-optimization/33989
9941 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9943 (bitmap_find_leader): Use extra argument to verify dominance
9944 relationship inside a basic-block.
9945 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9946 (find_leader_in_sets): Adjust.
9947 (create_component_ref_by_pieces): Take extra argument for
9948 dominance check, handle lookup failures.
9949 (find_or_generate_expression): Likewise.
9950 (create_expression_by_pieces): Likewise.
9951 (insert_into_preds_of_block): Adjust.
9952 (create_value_expr_from): If asked for, verify all operands
9953 are in the blocks AVAIL_OUT set.
9954 (make_values_for_stmt): Check for SSA_NAMEs that are life
9955 over an abnormal edge.
9956 (compute_avail): Remove such check.
9957 (do_SCCVN_insertion): New function.
9958 (eliminate): If we do not find a leader suitable for replacement
9959 insert a replacement expression from SCCVN if available.
9960 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9961 (struct vn_ssa_aux): Add needs_insertion flag.
9962 * tree-ssa-sccvn.c (may_insert): New global flag.
9963 (copy_reference_ops_from_ref): Value-number union member access
9964 based on its size, not type and member if insertion is allowed.
9965 (visit_reference_op_load): For a weak match from union type
9966 punning lookup a view-converted value and insert a SSA_NAME
9967 for that value if that is not found.
9968 (visit_use): Make dumps shorter. Do not disallow value numbering
9969 SSA_NAMEs that are life over an abnormal edge to constants.
9970 (free_scc_vn): Release inserted SSA_NAMEs.
9971 (run_scc_vn): New flag to specify whether insertion is allowed.
9972 Process SSA_NAMEs in forward order.
9973 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9974 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9975 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9976 pointer type to/from integral types that do not change the
9977 precision to regular conversions.
9979 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9981 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9982 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9983 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9984 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9985 input arguments and the mode of return value. Built-in functions
9986 that operate on whole 64-bit MMX register now use V1DI mode.
9988 2008-03-13 Alon Dayan <alond@il.ibm.com>
9989 Olga Golovanevsky <olga@il.ibm.com>
9991 PR tree-optimization/35041
9992 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9993 to locate the right position in a statement.
9995 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9999 * config/i386/xmmintrin.h: Change all static inline functions to
10000 extern inline and add __gnu_inline__ attribute.
10001 * config/i386/bmintrin.h: Ditto.
10002 * config/i386/smmintrin.h: Ditto.
10003 * config/i386/tmmintrin.h: Ditto.
10004 * config/i386/mmintrin-common.h: Ditto.
10005 * config/i386/ammintrin.h: Ditto.
10006 * config/i386/emmintrin.h: Ditto.
10007 * config/i386/pmmintrin.h: Ditto.
10008 * config/i386/mmintrin.h: Ditto.
10009 * config/i386/mm3dnow.h: Ditto.
10011 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10013 PR middle-end/35185
10014 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10015 (lower_omp_2): New function.
10016 (lower_omp_1, lower_omp): Rewritten.
10018 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10021 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10022 with the phrase "Microsoft Windows compilers".
10023 (Push/Pop Macro Pragmas): New subsection. Document
10024 #pragma push_macro and pragma pop_macro.
10026 2008-03-12 Paul Brook <paul@codesourcery.com>
10028 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10030 2008-03-12 Paul Brook <paul@codesourcery.com>
10032 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10033 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10034 (thumb2_addsi_shortim): Rename ...
10035 (thumb2_addsi_short): ... to this. Allow register operands.
10036 (thumb2_subsi_short): New pattern.
10037 (thumb2_one_cmplsi2_short,
10038 thumb2_negsi2_short): New patterns and peepholes.
10040 2008-03-12 Paul Brook <paul@codesourcery.com>
10042 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10044 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10046 * config/i386/i386.md (int_cond): New code iterator.
10048 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10049 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10050 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10051 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10052 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10053 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10054 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10055 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10057 2008-03-12 Paul Brook <paul@codesourcery.com>
10059 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10060 instead of {arm,thumb}_compute_save_reg_mask.
10061 (output_return_instruction): Ditto.
10062 (thumb_unexpanded_epilogue): Ditto.
10063 (thumb1_expand_prologue): Ditto.
10064 (thumb1_output_function_prologue): Ditto.
10065 (arm_set_return_address): Ditto.
10066 (thumb_set_return_address): Ditto.
10067 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10068 regs to achieve stack alignment.
10069 (thumb1_compute_save_reg_mask): Fix compiler warning.
10070 (arm_output_epilogue): Use offsets->saved_regs_mask.
10071 Adjust stack pointer by poping call clobered registers.
10072 (arm_expand_prologue): Use offsets->saved_regs_mask.
10073 Adjust stack pointer by pushing extra registers.
10074 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10076 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10079 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10080 conversion to the operands of a multiplication.
10082 2008-03-12 Richard Guenther <rguenther@suse.de>
10084 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10085 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10086 * timevar.def (TV_TREE_PHIPROP): Add.
10087 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10088 pass description. Use TV_TREE_PHIPROP.
10089 * tree-ssa-forwprop.c: Remove phiprop code.
10091 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10093 PR middle-end/35549
10094 * omp-low.c (maybe_lookup_decl): Constify first argument.
10095 (use_pointer_for_field): Change last argument from bool to
10096 omp_context *. Disallow shared copy-in/out in nested
10097 parallel if decl is shared in outer parallel too.
10098 (build_outer_var_ref, scan_sharing_clauses,
10099 lower_rec_input_clauses, lower_copyprivate_clauses,
10100 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10102 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10103 Ira Rosen <irar@il.ibm.com>
10105 * tree-vectorizer.c (free_stmt_vec_info): New function.
10106 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10107 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10108 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10109 * tree-vect-transform.c (vectorizable_conversion): Free
10110 vec_oprnds0 if it was allocated.
10111 (vect_permute_store_chain): Remove unused VECs.
10112 (vectorizable_store): Free VECs that are allocated in the..
10114 (vect_transform_strided_load, vectorizable_load): Likewise.
10115 (vect_remove_stores): Simplify the code.
10116 (vect_transform_loop): Move code to vect_remove_stores().
10117 Call vect_remove_stores() and free_stmt_vec_info().
10119 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10121 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10122 TARGET_HPUX. Revise comment.
10123 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10124 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10125 Use sr4 variant of `be' instruction when not generating PIC code.
10126 (attr_length_call): Adjust for above change.
10128 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10130 * ipa-reference.c (static_execute): Remove module_statics_const and
10131 associated setting code.
10133 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10136 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10137 predicate for operand 1.
10138 (paritysi2_cmp): Use register_operand predicate for operand 2.
10139 Use earlyclobber modifier for operand 1. Remove support for
10141 (paritydi2_cmp): Use register_operand predicate for operand 3.
10142 Use earlyclobber modifier for operand 1. Remove support for
10145 2008-03-11 Paul Brook <paul@codesourcery.com>
10146 Vladimir Prus <vladimir@codesourcery.com>
10148 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10149 (arm_compute_save_reg0_reg12_mask): Always
10150 check if register 11 must be saved. Always safe hard frame pointer
10151 when frame_pointer_needeed.
10152 (arm_compute_save_reg_mask): Save IP and PC
10153 only with apcs frames.
10154 (arm_output_epilogue): Adjust Thumb2 codepath to
10155 be also invoked and work for ARM non-apcs frames.
10156 (arm_expand_prologue): Don't bother saving IP
10157 for non-apcs frame, since it's not clobbered by
10158 prologue code. Implement non-apcs frame
10161 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10163 PR rtl-optimization/35281
10164 * expr.c (convert_move): Use a new pseudo for the intermediate
10165 from_mode->word_mode result.
10167 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10169 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10170 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10171 * toplev.c (compile_file): Don't call it.
10173 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10175 PR middle-end/35526
10176 * expr.c (store_expr): Call emit_block_move if the mode
10177 of "temp" RTX is BLKmode.
10179 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10180 Richard Guenther <rguenther@suse.de>
10182 PR tree-optimization/31358
10183 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10184 the step with a NULL_TREE.
10185 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10186 to sizetype if type is a pointer type.
10187 (add_candidate_1): Don't convert the base and step to
10188 the generic type if the orginal type is a pointer type.
10189 (add_iv_value_candidates): Use sizetype for the step
10190 if type is a pointer type.
10191 (cand_value_at): Likewise.
10192 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10194 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10195 Don't convert the tem affine to the type.
10196 (add_elt_to_tree): Use sizetype for the step if a pointer.
10197 Use POINTER_PLUS_EXPR for pointers.
10198 (aff_combination_to_tree): Use sizetype for the step if a
10201 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10203 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10204 Remove commutativity hint.
10206 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10210 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10211 errorneous type. Check that v is a VAR_DECL.
10213 PR middle-end/35099
10214 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10216 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10218 PR tree-optimization/35494
10219 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10220 may be overriden at link and run time.
10222 2008-03-10 Richard Guenther <rguenther@suse.de>
10224 PR tree-optimization/34677
10225 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10226 (poolify_tree): Likewise.
10227 (modify_expr_template): Likewise.
10228 (poolify_modify_stmt): Likewise.
10229 (insert_fake_stores): Handle all component-ref style stores
10230 in addition to INDIRECT_REF. Also handle complex types.
10231 Do not poolify the inserted load.
10232 (realify_fake_stores): Do not rebuild the tree but only
10233 make it a SSA_NAME copy.
10234 (init_pre): Remove initialzation of modify_expr_template.
10235 Do not allocate modify_expr_node_pool.
10236 (fini_pre): Do not free modify_expr_node_pool.
10238 2008-03-10 Paul Brook <paul@codesourcery.com>
10240 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10241 to avoid conflicts.
10243 2008-03-10 Paul Brook <paul@codesourcery.com>
10244 Mark Shinwell <shinwell@codesourcery.com>
10246 * config/arm/cortex-r4.md: New.
10247 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10249 * config/arm/arm.md: Include cortex-r4.md.
10250 (insn): Add smmls, sdiv and udiv values.
10251 (generic_sched): Don't use generic scheduling for Cortex-R4.
10252 (arm_issue_rate): New function.
10253 (TARGET_SCHED_ISSUE_RATE): Define.
10255 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10257 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10259 2008-03-10 Richard Guenther <rguenther@suse.de>
10261 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10262 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10264 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10266 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10267 Set default to true.
10269 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10271 * c.opt (Wsynth): Deprecate.
10272 * doc/invoke.texi (Option Summary, Warning Options): Document
10273 -Wno-format-contains-nul.
10275 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10278 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10279 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10281 2008-03-09 Ira Rosen <irar@il.ibm.com>
10283 * config/rs6000/rs6000.c (builtin_description): Rename vector
10284 left shift operations.
10285 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10286 (altivec_vsl<VI_char>): Rename to ...
10287 (ashl<mode>3): ... new name.
10288 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10290 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10292 2008-03-08 Richard Guenther <rguenther@suse.de>
10294 * coverage.h (tree_coverage_counter_addr): Declare.
10295 * coverage.c (tree_coverage_counter_addr): New function.
10296 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10297 before using again.
10298 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10299 (tree_gen_one_value_profiler): Likewise.
10300 (tree_gen_ic_profiler): Likewise.
10301 (tree_gen_average_profiler): Likewise.
10302 (tree_gen_ior_profiler): Likewise.
10304 2008-03-08 Richard Guenther <rguenther@suse.de>
10306 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10307 (vn_binary_op_insert): Likewise.
10308 (vn_unary_op_lookup): Likewise.
10309 (vn_unary_op_insert): Likewise.
10310 (vn_nary_op_lookup): Declare.
10311 (vn_nary_op_insert): Likewise.
10312 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10313 and binary hashes, use a single obstack for unary_op_pool
10314 and binary_op_pool.
10315 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10316 a single struct vn_nary_op_s. Store tree code length and
10317 a variable number of operands.
10318 (struct vn_reference_op_struct): Remove unused op2.
10319 (vn_reference_op_eq): Do not compare op2.
10320 (vn_reference_op_compute_hash): Do not compute hash of op2.
10321 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10322 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10323 with vn_nary_op_compute_hash.
10324 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10325 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10327 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10329 (visit_unary_op): Call nary functions.
10330 (visit_binary_op): Likewise.
10331 (process_scc): Adjust for struct vn_tables_s changes.
10332 (allocate_vn_table): Likewise.
10333 (free_vn_table): Likewise.
10334 * tree-vn.c (vn_add): Call nary functions.
10335 (vn_lookup): Likewise.
10337 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10340 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10341 wdst back after sync_compare_and_swapqhi_internal.
10343 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10346 * config/i386/i386-modes.def (V1DI): New vector mode.
10347 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10348 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10349 (MMXMODE248): Ditto.
10350 (MMXMODE): Add V1DI mode.
10351 (mmxvecsize): Change DI mode to V1DI mode.
10352 ("mov<mode>): Use MMXMODEI8 mode iterator.
10353 ("*mov<mode>_internal_rex64"): Ditto.
10354 ("*mov<mode>_internal"): Ditto.
10355 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10356 ("mmx_sub<mode>3"): Ditto.
10357 ("mmx_adddi3"): Remove insn pattern.
10358 ("mmx_subdi3"): Ditto.
10359 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10360 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10361 ("mmx_ashl<mode>3"): Ditto.
10362 ("mmx_lshrdi3"): Remove insn pattern.
10363 ("mmx_ashldi3"): Ditto.
10364 * config/i386/i386.c (classify_argument): Handle V1DImode.
10365 (function_arg_advance_32): Ditto.
10366 (function_arg_32): Ditto.
10367 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10368 mmx_addv1di3 insn pattern.
10369 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10370 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10371 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10372 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10373 Remove definitions of built-in functions.
10374 (V1DI_type_node): New node.
10375 (v1di_ftype_v1di_int): Ditto.
10376 (v1di_ftype_v1di_v1di): Ditto.
10377 (v2si_ftype_v2si_si): Ditto.
10378 (v4hi_ftype_v4hi_di): Remove node.
10379 (v2si_ftype_v2si_di): Ditto.
10380 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10381 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10382 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10383 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10384 Add new builtins using def_builtin_const.
10385 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10386 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10387 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10388 * config/i386/mmintrin.h (__v1di): New typedef.
10389 (_mm_add_si64): Cast arguments to __v1di type.
10390 (_mm_sub_si64): Ditto.
10391 (_mm_sll_pi16): Cast __count to __v4hi type.
10392 (_mm_sll_pi32): Cast __count to __v2si type.
10393 (_mm_sll_si64): Cast arguments to __v1di type.
10394 (_mm_srl_pi16): Cast __count to __v4hi type.
10395 (_mm_srl_pi32): Cast __count to __v2si type.
10396 (_mm_srl_si64): Cast arguments to __v1di type.
10397 (_mm_sra_pi16): Cast __count to __v4hi type.
10398 (_mm_sra_pi32): Cast __count to __v2si type.
10399 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10400 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10401 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10402 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10403 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10404 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10405 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10406 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10407 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10408 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10409 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10410 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10412 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10414 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10416 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10419 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10420 reg+const addressing for Altivec modes. Don't generate reg+reg
10421 addressing for TFmode or TDmode quantities.
10423 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10425 * c-common.c (vector_types_convertible_p): Call langhook
10426 instead of comptypes.
10428 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10431 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10432 integral and scalar float variables which have a
10435 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10437 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10438 dwarf_register_span hook when emitting unwind information for
10439 register-to-memory saves.
10440 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10441 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10443 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10445 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10446 for the same VAR_DECL.
10448 2008-03-06 Tom Tromey <tromey@redhat.com>
10450 * treelang: Delete.
10451 * doc/standards.texi (Standards): Don't mention treelang.
10452 * doc/invoke.texi (Overall Options): Don't mention treelang.
10453 * doc/install.texi (Prerequisites): Don't mention bison or
10455 (Configuration): Don't mention treelang.
10456 (Building): Likewise.
10457 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10459 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10461 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10462 word-extractions out of a multi-word object.
10464 2008-03-06 Richard Guenther <rguenther@suse.de>
10466 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10467 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10468 result type and precision.
10469 * expr.c (get_inner_reference): Set unsignedp based on the result
10470 type of BIT_FIELD_REF.
10471 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10472 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10473 (try_instantiate_multiple_fields): Likewise. Use the correct type
10475 (sra_build_assignment): Likewise.
10476 (sra_build_elt_assignment): Likewise.
10477 (sra_explode_bitfield_assignment): Likewise.
10478 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10479 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10480 set BIT_FIELD_REF_UNSIGNED.
10481 (vectorizable_load): Likewise.
10483 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10485 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10488 2008-03-06 Richard Guenther <rguenther@suse.de>
10490 * alias.c (struct alias_set_entry): Move has_zero_child field
10491 to pack with alias_set.
10493 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10495 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10498 2008-03-05 Ian Lance Taylor <iant@google.com>
10500 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10502 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10504 * fwprop.c (update_df): Support width and offset parameters of
10506 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10507 global_conflicts): Change DF_REF_EXTRACT to either
10508 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10509 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10510 * df-scan.c (df_ref_record, df_defs_record,
10511 df_ref_create_structure, df_def_record_1, df_uses_record,
10512 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10513 df_bb_refs_collect, df_entry_block_defs_collect,
10514 df_exit_block_uses_collect): Support new width and offset fields.
10515 (ref_extract_pool): New storage pool.
10516 (df_free_ref): New function.
10517 (df_reg_chain_unlink, df_free_collection_rec,
10518 df_sort_and_compress_refs): Call df_free_ref.
10519 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10521 (df_ref_create_structure): Allocate df_ref_extract if offset and
10522 width fields are used.
10523 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10524 (df_uses_record): Get offset and width from ZERO_EXTRACT
10526 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10527 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10528 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10529 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10530 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10531 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10532 (df_ref_extract): New structure.
10533 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10534 (df_ref_create): Add width and offset parameters.
10536 2008-03-05 Richard Guenther <rguenther@suse.de>
10538 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10539 Use ranges_overlap_p.
10540 (offset_overlaps_with_access): Rename
10541 to ranges_overlap_p and move ...
10542 * tree-flow-inline.h (ranges_overlap_p): ... here.
10544 * tree.h (get_inner_reference, handled_component_p): Update
10547 * tree.h (record_component_aliases, get_alias_set,
10548 alias_sets_conflict_p, alias_sets_must_conflict_p,
10549 objects_must_conflict_p): Move declarations ...
10550 * alias.h (record_component_aliases, get_alias_set,
10551 alias_sets_conflict_p, alias_sets_must_conflict_p,
10552 objects_must_conflict_p): ... here.
10553 Include coretypes.h.
10554 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10556 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10558 * cfg.c: Include tree-flow.h.
10559 (remove_edge_raw): Call redirect_edge_var_map_clear.
10560 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10561 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10562 (redirect_edge_var_map_result): New.
10563 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10564 PENDING_STMT use with redirect_edge_var_map_*.
10565 * tree-ssa.c (edge_var_maps): New definition.
10566 (redirect_edge_var_map_add): New.
10567 (redirect_edge_var_map_clear): New.
10568 (redirect_edge_var_map_dup): New.
10569 (redirect_edge_var_map_vector): New.
10570 (redirect_edge_var_map_destroy): New.
10571 (ssa_redirect_edge): Replace PENDING_STMT use with
10572 redirect_edge_var_map_*.
10573 (flush_pending_stmts): Same.
10574 (delete_tree_ssa): Destroy edge var map.
10575 * tree-flow.h (struct _edge_var_map): New.
10576 Define edge_var_map vector type.
10577 Declare redirect_edge_var_map_* prototypes.
10578 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10579 * tree-cfg.c (reinstall_phi_args): Replace
10580 PENDING_STMT use with redirect_edge_var_map_*.
10582 2008-03-05 Richard Guenther <rguenther@suse.de>
10584 PR tree-optimization/35472
10585 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10586 whose single use_stmt has a overlapping set of loaded and
10587 stored symbols as that use_stmt might be a noop assignment then.
10589 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10591 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10593 2008-03-05 Richard Guenther <rguenther@suse.de>
10596 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10597 should be constants.
10598 * tree-cfg.c (verify_expr): Verify it.
10599 * fold-const.c (fold_truthop): Remove code generating
10600 BIT_FIELD_REFs of structure bases.
10601 (fold_binary): Likewise.
10602 (fold_ternary): Position and size of BIT_FIELD_REFs are
10603 always host integers.
10604 (make_bit_field_ref): Remove.
10605 (optimize_bit_field_compare): Remove.
10606 (all_ones_mask_p): Remove.
10608 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10611 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10612 (split_block_and_df_analyze): New. Split basic block and rebuild
10614 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10616 (split_pattern_seq): Likewise.
10617 (erase_matching_seqs): Likewise.
10618 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10620 2008-03-04 Geoff Keating <geoffk@apple.com>
10622 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10623 declaration and code.
10624 (tree_invalid_nonnegative_warnv_p): Likewise.
10626 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10628 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10629 examples. Truncate option-names then causing overfull hbox.
10631 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10634 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10636 * configure: Rebuilt.
10638 2008-03-04 Rafael Espindola <espindola@google.com>
10640 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10641 (tree_unary_nonnegative_warnv_p): New.
10642 (tree_binary_nonnegative_warnv_p): New.
10643 (tree_single_nonnegative_warnv_p): New.
10644 (tree_invalid_nonnegative_warnv_p): New.
10645 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10647 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10650 * opts.c (handle_option): Postpone 'unknown option' errors only for
10653 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10656 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10659 2008-03-04 Rafael Espindola <espindola@google.com>
10661 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10662 (tree_binary_nonzero_warnv_p): New.
10663 (tree_single_nonzero_warnv_p): New.
10664 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10666 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10668 PR middle-end/35456
10669 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10670 transformations for modes that have signed zeros.
10671 * ifcvt.c (noce_try_abs): Ditto.
10673 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10675 * config/i386/i386.c (override_options): Force
10676 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10678 2008-03-04 Jan Hubicka <jh@suse.cz>
10681 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10684 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10686 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10687 label to probe the stack.
10689 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10691 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10692 (__gthr_win32_mutex_destroy): Declare.
10693 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10694 __gthr_win32_mutex_destroy.
10695 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10697 2008-03-03 Jan Hubicka <jh@suse.cz>
10700 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10701 aggressive on inlining cold calls.
10703 2008-03-03 Richard Guenther <rguenther@suse.de>
10705 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10706 struct copies into the expression table.
10707 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10708 (try_to_simplify): Likewise.
10709 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10710 integral and pointer arguments which do not change the
10711 precision to NOP_EXPRs.
10712 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10713 VIEW_CONVERT_EXPR case.
10715 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10717 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10718 defined in a loop at depth 0 is invariant.
10719 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10720 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10721 be called at loop depth 0.
10723 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10726 * gcc.c (process_command): Update copyright notice dates.
10727 * gcov.c (print_version): Likewise.
10728 * gcov-dump.c (print_version): Likewise.
10729 * mips-tfile.c (main): Likewise.
10730 * mips-tdump.c (main): Likewise.
10732 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10735 * c-common.c (flag_permissive): Delete.
10736 (constant_expression_warnings): Check flags first.
10737 (constant_expression_error): New.
10738 * c-common.h (flag_permissive): Delete.
10739 (constant_expression_error): Declare.
10740 * flags.h (flag_permissive): Declare. Update description.
10741 * diagnostic.c (pedwarn): Update.
10743 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10744 (permissive_error_kind): New.
10745 * toplev.c (flag_permissive): Define. Update description.
10746 * toplev.h (permissive_error_kind): Declare.
10747 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10748 (pedwarn_c90): Use pedantic_warning_kind.
10749 * c-opts.c (c_common_post_options): flag_permissive does not affect
10750 flag_pedantic_errors.
10752 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10754 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10755 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10756 __absvsi2, __absvDI2): Use unsigned arithmetic.
10758 2008-03-02 Andi Kleen <ak@suse.de>
10759 Richard Guenther <rguenther@suse.de>
10761 * struct-equiv.c: Remove file.
10762 * cfg_cleanup.c (condjump_equiv_p): Remove.
10763 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10764 (struct-equiv.o): Remove rule.
10765 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10766 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10767 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10769 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10771 * ifcvt.c (noce_process_if_block): Try to handle only the then
10772 block if the else block exists but isn't suitable.
10774 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10777 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10778 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10779 regression from previous patch.
10781 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10784 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10786 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10787 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10788 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10789 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10790 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10791 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10792 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10793 (__gthread_mutex_destroy_function): Rename to
10794 __gthread_mutex_destroy.
10795 * gthr-dce.h (__gthread_mutex_destroy): Call
10796 pthread_mutex_destroy.
10797 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10798 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10799 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10801 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10803 * df-scan.c (df_ref_chain_change_bb): Simplify.
10804 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10805 set_block_for_insn if there's any change.
10806 * df.h ((df_insn_change_bb): Fix prototype.
10807 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10808 df_insn_change_bb, don't call set_block_for_insn.
10809 * emit-rtl.c (reorder_insns): Likewise.
10810 * haifa-sched.c (move_insn): Likewise.
10812 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10814 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10816 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10818 * tree-flow-inline.h (next_readonly_imm_use): Return
10819 NULL_USE_OPERAND_P after the end.
10821 2008-03-01 Richard Guenther <rguenther@suse.de>
10823 PR tree-optimization/35411
10824 * tree-sra.c (sra_build_assignment): Split conversion to
10825 final type to a separate statement if we are not assigning
10828 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10830 * fold-const.c (fold_convertible_p): Correct the logic to follow
10831 that in fold_convert().
10833 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10836 * tree-inline.c (build_duplicate_type): When we make a
10837 duplicate type, make it unique in the canonical types system.
10839 2008-02-29 Tom Tromey <tromey@redhat.com>
10841 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10842 input_file_stack_history, input_file_stack_restored): Remove.
10843 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10844 * input.h (struct file_stack): Remove.
10845 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10846 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10848 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10850 (diagnostic_last_module_changed): Add 'map' argument.
10851 (diagnostic_set_last_function): Likewise.
10852 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10853 line map, not input_file_stack.
10854 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10856 2008-02-29 Paul Brook <paul@codesourcery.com>
10858 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10860 2008-02-29 Paul Brook <paul@codesourcery.com>
10862 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10864 2008-02-29 Richard Guenther <rguenther@suse.de>
10866 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10868 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10869 value for comparing for a store match.
10870 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10871 (try_to_simplify): Do not do a full-blown reference lookup.
10873 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10875 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10876 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10878 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10880 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10882 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10883 strides against cache sizes.
10885 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10887 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10890 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10892 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10893 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10894 is smaller than the original promoted value.
10895 (simplify_subreg): If OP is a SUBREG, try to preserve its
10896 SUBREG_PROMOTED_VAR_P information.
10898 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10900 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10901 (VN_INFO_GET): Allocate new objects on the obstack.
10902 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10903 for rpo_numbers_temp, for consistency.
10904 (free_scc_vn): Free the obstack.
10906 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10908 * doc/invoke.texi: Document -ftree-loop-distribution.
10909 * tree-loop-distribution.c: New.
10910 * tree-pass.h (pass_loop_distribution): New.
10911 * graphds.h (struct graph): Add htab_t indices.
10912 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10913 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10914 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10915 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10916 * tree-data-ref.c (debug_data_dependence_relations): New.
10917 (dump_data_dependence_relation): Also print data references.
10918 (free_data_ref): Extern.
10919 (same_access_functions): Moved...
10920 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10921 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10922 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10923 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10924 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10925 (stmts_from_loop): Skip LABEL_EXPR.
10926 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10928 (build_rdg): Initialize rdg->indices htab.
10929 (free_rdg, stores_from_loop, ref_base_address,
10930 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10931 have_similar_memory_accesses_1, ref_base_address_1,
10932 remove_similar_memory_refs): New.
10933 * tree-data-ref.h: Depend on tree-chrec.h.
10934 (debug_data_dependence_relations, free_data_ref): Declared.
10935 (same_access_functions): ... here.
10936 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10938 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10939 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10940 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10941 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10942 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10943 rdg_vertex_for_stmt): Declared.
10944 (struct rdg_edge): Add level.
10946 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10947 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10949 (rdg_has_similar_memory_accesses): New.
10950 * tree-vect-analyze.c: Remove unused static decls.
10951 * lambda.h (dependence_level): New.
10952 * common.opt (ftree-loop-distribution): New.
10953 * tree-flow.h (mark_virtual_ops_in_bb,
10954 slpeel_tree_duplicate_loop_to_edge_cfg,
10955 rename_variables_in_loop): Declared.
10956 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10957 (OBJS-common): Add tree-loop-distribution.o.
10958 (tree-loop-distribution.o): New rule.
10959 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10960 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10961 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10963 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10966 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10967 other than structures and unions.
10969 2008-02-28 Richard Guenther <rguenther@suse.de>
10972 2008-02-26 Richard Guenther <rguenther@suse.de>
10974 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10975 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10976 (lookup_decl_from_uid): Declare.
10977 (remove_decl_from_map): Likewise.
10978 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10979 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10980 (decl_for_uid_map): New global hashtable mapping DECL_UID
10982 (init_ttree): Allocate it.
10983 (insert_decl_to_uid_decl_map): New helper function.
10984 (make_node_stat): Insert new decls into the map.
10985 (copy_node_stat): Likewise.
10986 (lookup_decl_from_uid): New function.
10987 (remove_decl_from_map): Likewise.
10988 (print_decl_for_uid_map_statistics): New helper.
10989 (dump_tree_statistics): Call it.
10991 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10992 (referenced_var_iterator): Adjust.
10993 (FOR_EACH_REFERENCED_VAR): Adjust.
10994 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10995 (num_referenced_vars): Adjust.
10996 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10997 (first_referenced_var): Remove.
10998 (end_referenced_vars_p): Likewise.
10999 (next_referenced_var): Likewise.
11000 (referenced_var_iterator_set): New helper function.
11001 * tree-dfa.c (referenced_var_lookup): Adjust.
11002 (referenced_var_check_and_insert): Likewise.
11003 (remove_referenced_var): Likewise.
11004 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11005 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11006 (verify_call_clobbering): Likewise.
11007 (verify_memory_partitions): Likewise.
11008 (init_tree_ssa): Allocate bitmap instead of hashtable for
11010 (delete_tree_ssa): Adjust.
11011 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11012 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11013 (compute_tag_properties): Likewise.
11014 (set_initial_properties): Likewise.
11015 (find_partition_for): Likewise.
11016 (update_reference_counts): Likewise.
11017 (dump_may_aliases_for): Likewise.
11018 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11019 (add_call_clobber_ops): Likewise.
11020 (add_call_read_ops): Likewise.
11021 (get_asm_expr_operands): Likewise.
11022 * tree-into-ssa.c (dump_decl_set): Likewise.
11023 (update_ssa): Likewise.
11024 * tree-sra.c (scan_function): Likewise.
11025 (decide_instantiations): Likewise.
11026 (scalarize_parms): Likewise.
11027 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11028 (dsa_named_for): Likewise.
11029 * tree-ssa-structalias.c (update_alias_info): Likewise.
11030 (merge_smts_into): Likewise.
11032 2008-02-27 David Daney <ddaney@avtrex.com>
11035 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11036 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11037 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11038 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11039 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11041 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11044 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11045 (BUILT_IN_NEXTTOWARD): Remove.
11046 (BUILT_IN_NEXTTOWARDF): Ditto.
11047 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11048 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11050 2008-02-27 Tom Tromey <tromey@redhat.com>
11052 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11053 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11055 2008-02-27 Jan Beulich <jbeulich@novell.com>
11057 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11058 update the respective field on newdecl.
11060 2008-02-27 Revital Eres <eres@il.ibm.com>
11062 PR rtl-optimization/34999
11063 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11064 crossing edges that ends with a call insn.
11065 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11066 call insn and clear the EDGE_CROSSING flag of the crossing edge
11067 when fixing fallthru edges.
11069 2008-02-27 Richard Guenther <rguenther@suse.de>
11071 PR middle-end/35390
11072 * fold-const.c (fold_unary): Return the correct argument,
11073 converted to the result type.
11075 2008-02-27 Richard Guenther <rguenther@suse.de>
11077 PR middle-end/34971
11078 * expr.c (expand_expr_real_1): Assert on rotates that operate
11080 * fold-const.c (fold_binary): Use the types precision, not the
11081 bitsize of the mode if folding rotate expressions. Build rotates
11082 only for full modes.
11084 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11086 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11087 and CPP_PRAGMA_EOL.
11088 * c-pragma.c (pragma_ns_name): New typedef.
11089 (registered_pp_pragmas): New variable.
11090 (c_pp_lookup_pragma): New function.
11091 (c_register_pragma_1): If flag_preprocess_only, do nothing
11092 for non-expanded pragmas, for expanded ones push pragma's
11093 namespace and name into registered_pp_pragmas vector.
11094 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11095 flag_preprocess_only, don't register GCC pch_preprocess
11096 pragma if flag_preprocess_only.
11097 * c-opts.c (c_common_init): Call init_pragma even if
11098 flag_preprocess_only.
11099 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11100 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11101 cpp_register_pragma if flag_preprocess_only.
11103 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11106 * c-parser.c (c_parser_translation_unit): Warn for empty
11107 translation unit, not empty source file.
11109 2008-02-26 Paul Brook <paul@codesourcery.com>
11111 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11112 operand for Thumb-2.
11113 * config/arm/arm.h (reg_class): Add CORE_REGS.
11114 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11115 (BASE_REG_CLASS): Use CORE_REGS.
11116 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11117 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11118 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11119 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11120 ARM_REGNO_OK_FOR_INDEX_P.
11121 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11122 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11123 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11124 (ldm/stm peepholes): Ditto.
11125 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11126 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11127 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11128 * config/arm/constraints.md: Enable "k" constraint on ARM.
11130 2008-02-27 Ben Elliston <bje@au.ibm.com>
11132 * config/rs6000/rs6000.c: Annotate cache line size field in all
11133 instances of struct processor_costs.
11135 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11137 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11138 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11139 jump_bypass): New counters.
11140 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11141 * dce.c (gate_ud_dce): Same.
11142 (gate_fast_dce): Same.
11143 * dse.c (gate_dse1): New function.
11144 (gate_dse2): New function.
11145 (gate_dse): Merge results of new gate functions.
11146 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11147 (gate_handle_jump_bypass): Add dbg_cnt.
11148 (gate_handle_gcse): Add dbg_cnt.
11149 * ifcvt.c (gate_handle_if_conversion): Same.
11150 (gate_handle_if_after_combine): Same.
11151 (gate_handle_if_after_reload): Same.
11152 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11154 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11156 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11158 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11160 2008-02-26 Jason Merrill <jason@redhat.com>
11163 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11164 alone if it's the naming decl for the type's main variant.
11166 2008-02-26 Tom Tromey <tromey@redhat.com>
11168 * system.h (USE_MAPPED_LOCATION): Poison.
11169 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11170 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11171 (make_goto_expr_edges): Likewise.
11172 (remove_bb): Likewise.
11173 (execute_warn_function_return): Likewise.
11174 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11176 * c-common.c (fname_decl): Remove old location code.
11177 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11179 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11181 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11182 (gen_rtx_ASM_INPUT): Likewise.
11183 (gen_rtx_ASM_INPUT_loc): Likewise.
11184 (get_rtx_asm_OPERANDS): Remove.
11185 * cfglayout.c (insn_locators_alloc): Remove old location code.
11186 (set_curr_insn_source_location): Likewise.
11187 (curr_insn_locator): Likewise.
11188 * print-tree.c (print_node): Remove old location code.
11189 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11190 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11191 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11192 location_from_locus.
11193 (construct_exit_block): Remove old location code.
11194 * emit-rtl.c (force_next_line_note): Remove old location code.
11195 * profile.c (branch_prob): Remove old location code.
11196 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11197 LOC_LINE): Remove old-location variants.
11198 * langhooks.c (lhd_print_error_function): Remove old location
11200 * configure, config.in: Rebuilt.
11201 * configure.ac (--enable-mapped-location): Remove.
11202 * c-decl.c (c_init_decl_processing): Remove old location code.
11203 (finish_function): Likewise.
11204 * recog.c (decode_asm_operands): Remove old location code.
11205 * c-pch.c (c_common_read_pch): Remove old location code.
11206 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11208 * gimple-low.c (lower_function_body): Remove old location code.
11209 * toplev.c (unknown_location): Remove.
11210 (push_srcloc): Remove old-location variant.
11211 (process_options): Remove old location code.
11212 (lang_dependent_init): Likewise.
11213 * input.h (UNKNOWN_LOCATION): Move definition.
11214 (location_t): Undeprecate.
11215 (source_locus): Remove.
11216 (location_from_locus): Remove.
11217 (struct location_s): Remove.
11218 Remove all old-location code.
11219 (input_line, input_filename): Remove.
11220 * final.c (final_scan_insn): Remove old location code.
11221 * diagnostic.c (diagnostic_build_prefix): Remove
11222 USE_MAPPED_LOCATION test.
11223 * tree.h (gimple_stmt) <locus>: Now a location_t.
11224 (tree_exp) <locus>: Likewise.
11225 (DECL_IS_BUILTIN): Remove old-location variant.
11226 (annotate_with_file_line, annotate_with_locus): Likewise.
11227 (expr_locus, set_expr_locus): Update.
11228 * tree.c (build1_stat): Remove old location code.
11229 (last_annotated_node): Remove.
11230 (annotate_with_file_line): Remove old-location variant.
11231 (annotate_with_locus): Likewise.
11232 (expr_location): Remove old location code.
11233 (set_expr_location): Likewise.
11234 (expr_has_location): Likewise.
11235 (expr_locus): Likewise.
11236 (set_expr_locus): Likewise.
11237 (expr_filename): Don't use location_from_locus.
11238 (expr_lineno): Likewise.
11239 * rtl-error.c (location_for_asm): Remove old location code.
11240 * c-lex.c (cb_line_change): Remove old location code.
11241 (fe_file_change): Likewise.
11242 (cb_def_pragma): Likewise.
11243 (c_lex_with_flags): Likewise.
11244 * gengtype.c (do_typedef): Don't special-case location types.
11245 (define_location_structures): Remove.
11246 (main): Don't call define_location_structures.
11247 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11250 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11253 * builtins.def (BUILT_IN_STDARG_START): Remove.
11254 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11255 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11256 * tree-inline.c (inline_forbidden_p_1): Likewise.
11258 2008-02-26 Richard Guenther <rguenther@suse.de>
11260 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11261 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11262 (lookup_decl_from_uid): Declare.
11263 (remove_decl_from_map): Likewise.
11264 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11265 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11266 (decl_for_uid_map): New global hashtable mapping DECL_UID
11268 (init_ttree): Allocate it.
11269 (insert_decl_to_uid_decl_map): New helper function.
11270 (make_node_stat): Insert new decls into the map.
11271 (copy_node_stat): Likewise.
11272 (lookup_decl_from_uid): New function.
11273 (remove_decl_from_map): Likewise.
11274 (print_decl_for_uid_map_statistics): New helper.
11275 (dump_tree_statistics): Call it.
11277 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11278 (referenced_var_iterator): Adjust.
11279 (FOR_EACH_REFERENCED_VAR): Adjust.
11280 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11281 (num_referenced_vars): Adjust.
11282 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11283 (first_referenced_var): Remove.
11284 (end_referenced_vars_p): Likewise.
11285 (next_referenced_var): Likewise.
11286 (referenced_var_iterator_set): New helper function.
11287 * tree-dfa.c (referenced_var_lookup): Adjust.
11288 (referenced_var_check_and_insert): Likewise.
11289 (remove_referenced_var): Likewise.
11290 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11291 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11292 (verify_call_clobbering): Likewise.
11293 (verify_memory_partitions): Likewise.
11294 (init_tree_ssa): Allocate bitmap instead of hashtable for
11296 (delete_tree_ssa): Adjust.
11297 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11298 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11299 (compute_tag_properties): Likewise.
11300 (set_initial_properties): Likewise.
11301 (find_partition_for): Likewise.
11302 (update_reference_counts): Likewise.
11303 (dump_may_aliases_for): Likewise.
11304 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11305 (add_call_clobber_ops): Likewise.
11306 (add_call_read_ops): Likewise.
11307 (get_asm_expr_operands): Likewise.
11308 * tree-into-ssa.c (dump_decl_set): Likewise.
11309 (update_ssa): Likewise.
11310 * tree-sra.c (scan_function): Likewise.
11311 (decide_instantiations): Likewise.
11312 (scalarize_parms): Likewise.
11313 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11314 (dsa_named_for): Likewise.
11315 * tree-ssa-structalias.c (update_alias_info): Likewise.
11316 (merge_smts_into): Likewise.
11318 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11321 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11322 * c-opts.c (c_common_handle_option): Wall enables
11323 Wvolatile-register-var.
11324 * common.opt: Move Wvolatile-register-var to...
11327 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11329 * common.opt (Wlarger-than=): New.
11330 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11332 * opts.c (common_handle_option): Handle -Wlarger-than=.
11333 * optc-gen.awk: Likewise.
11334 * opth-gen.awk: Likewise.
11335 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11336 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11338 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11340 * c-common.c (match_case_to_enum_1): Add appropriate
11341 OPT_W* parameter to warning.
11342 (c_do_switch_warnings): Likewise.
11343 * c-typeck.c (warning_init): Add one more parameter following
11344 'warning' function.
11345 (push_init_level): Update call to warning_init.
11346 (pop_init_level): Likewise.
11347 (add_pending_init): Likewise.
11348 (output_init_element: Likewise.
11350 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11353 * toplev.c (toplev_main): If there are warnings or error, print
11354 errors for ignored options.
11355 * opts.c (ignored_options): New static variable.
11356 (postpone_unknown_option_error): New.
11357 (print_ignored_options): New.
11358 (handle_option): Postpone errors for unknown -Wno-* options.
11359 * opts.h (print_ignored_options): Declare.
11361 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11363 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11366 2008-02-25 Richard Guenther <rguenther@suse.de>
11369 2008-02-25 Richard Guenther <rguenther@suse.de>
11371 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11372 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11373 (lookup_decl_from_uid): Declare.
11374 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11375 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11376 (decl_for_uid_map): New global hashtable mapping DECL_UID
11378 (init_ttree): Allocate it.
11379 (insert_decl_to_uid_decl_map): New helper function.
11380 (make_node_stat): Insert new decls into the map.
11381 (copy_node_stat): Likewise.
11382 (lookup_decl_from_uid): New function.
11383 (print_decl_for_uid_map_statistics): New helper.
11384 (dump_tree_statistics): Call it.
11386 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11387 (referenced_var_iterator): Adjust.
11388 (FOR_EACH_REFERENCED_VAR): Adjust.
11389 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11390 (num_referenced_vars): Adjust.
11391 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11392 (first_referenced_var): Remove.
11393 (end_referenced_vars_p): Likewise.
11394 (next_referenced_var): Likewise.
11395 (referenced_var_iterator_set): New helper function.
11396 * tree-dfa.c (referenced_var_lookup): Adjust.
11397 (referenced_var_check_and_insert): Likewise.
11398 (remove_referenced_var): Likewise.
11399 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11400 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11401 (verify_call_clobbering): Likewise.
11402 (verify_memory_partitions): Likewise.
11403 (init_tree_ssa): Allocate bitmap instead of hashtable for
11405 (delete_tree_ssa): Adjust.
11406 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11407 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11408 (compute_tag_properties): Likewise.
11409 (set_initial_properties): Likewise.
11410 (find_partition_for): Likewise.
11411 (update_reference_counts): Likewise.
11412 (dump_may_aliases_for): Likewise.
11413 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11414 (add_call_clobber_ops): Likewise.
11415 (add_call_read_ops): Likewise.
11416 (get_asm_expr_operands): Likewise.
11417 * tree-into-ssa.c (dump_decl_set): Likewise.
11418 (update_ssa): Likewise.
11419 * tree-sra.c (scan_function): Likewise.
11420 (decide_instantiations): Likewise.
11421 (scalarize_parms): Likewise.
11422 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11423 (dsa_named_for): Likewise.
11424 * tree-ssa-structalias.c (update_alias_info): Likewise.
11425 (merge_smts_into): Likewise.
11427 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11430 * doc/invoke.texi (-fcx-limited-range): Document new option.
11431 * toplev.c (process_options): Handle -fcx-fortran-rules.
11432 * common.opt: Add documentation for -fcx-fortran-rules.
11434 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11437 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11438 actual behaviour and C99.
11440 2008-02-26 Ben Elliston <bje@au.ibm.com>
11442 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11443 (ASM_CPU_POWER6_SPEC): Likewise.
11444 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11445 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11446 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11448 2008-02-25 Richard Guenther <rguenther@suse.de>
11450 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11451 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11452 (lookup_decl_from_uid): Declare.
11453 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11454 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11455 (decl_for_uid_map): New global hashtable mapping DECL_UID
11457 (init_ttree): Allocate it.
11458 (insert_decl_to_uid_decl_map): New helper function.
11459 (make_node_stat): Insert new decls into the map.
11460 (copy_node_stat): Likewise.
11461 (lookup_decl_from_uid): New function.
11462 (print_decl_for_uid_map_statistics): New helper.
11463 (dump_tree_statistics): Call it.
11465 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11466 (referenced_var_iterator): Adjust.
11467 (FOR_EACH_REFERENCED_VAR): Adjust.
11468 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11469 (num_referenced_vars): Adjust.
11470 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11471 (first_referenced_var): Remove.
11472 (end_referenced_vars_p): Likewise.
11473 (next_referenced_var): Likewise.
11474 (referenced_var_iterator_set): New helper function.
11475 * tree-dfa.c (referenced_var_lookup): Adjust.
11476 (referenced_var_check_and_insert): Likewise.
11477 (remove_referenced_var): Likewise.
11478 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11479 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11480 (verify_call_clobbering): Likewise.
11481 (verify_memory_partitions): Likewise.
11482 (init_tree_ssa): Allocate bitmap instead of hashtable for
11484 (delete_tree_ssa): Adjust.
11485 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11486 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11487 (compute_tag_properties): Likewise.
11488 (set_initial_properties): Likewise.
11489 (find_partition_for): Likewise.
11490 (update_reference_counts): Likewise.
11491 (dump_may_aliases_for): Likewise.
11492 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11493 (add_call_clobber_ops): Likewise.
11494 (add_call_read_ops): Likewise.
11495 (get_asm_expr_operands): Likewise.
11496 * tree-into-ssa.c (dump_decl_set): Likewise.
11497 (update_ssa): Likewise.
11498 * tree-sra.c (scan_function): Likewise.
11499 (decide_instantiations): Likewise.
11500 (scalarize_parms): Likewise.
11501 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11502 (dsa_named_for): Likewise.
11503 * tree-ssa-structalias.c (update_alias_info): Likewise.
11504 (merge_smts_into): Likewise.
11506 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11509 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11510 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11511 * alias.h (nonoverlapping_memrefs_p): Likewise.
11513 2008-02-25 Jan Beulich <jbeulich@novell.com>
11515 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11516 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11517 __emultls_get_address, __emultls_register_common,
11518 __floatundi?f, and _Unwind_GetIPInfo.
11519 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11520 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11521 (gen_regparm_prefix): Likewise.
11522 (i386_nlm_encode_section_info): Sync with
11523 config/i386/winnt.c:i386_pe_encode_section_info().
11524 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11525 i386_nlm_mangle_decl_assembler_name): New.
11526 (netware_override_options): New.
11527 * config/i386/netware.h (netware_override_options): Declare.
11528 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11529 (i386_nlm_mangle_decl_assembler_name): Declare.
11530 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11532 2008-02-25 Ben Elliston <bje@au.ibm.com>
11535 * c-decl.c (grokdeclarator): Remove unused local variables
11536 `typedef_type' and `type_as_written'.
11538 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11539 unused local variable `has_hot_blocks'.
11540 (fix_crossing_conditional_branches): Remove unused local variable
11543 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11545 PR middle-end/19984
11546 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11547 using DEF_C99_BUILTIN.
11548 (BUILT_IN_NANF): Ditto.
11549 (BUILT_IN_NANL): Ditto.
11551 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11552 Revital Eres <eres@il.ibm.com>
11554 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11555 regarding the order of two dependent insns in the same row.
11557 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11559 * stor-layout.c (layout_decl): Do not bump the alignment of a
11560 bit-field to more than byte alignment if it is packed.
11562 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11564 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11567 2008-02-24 Diego Novillo <dnovillo@google.com>
11569 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11572 * tree-vrp.c (vrp_evaluate_conditional): With
11573 -Wtype-limits, emit a warning when comparing against a
11574 constant outside the natural range of OP0's type.
11575 * c.opt (Wtype-limits): Move ...
11576 * common.opt (Wtype-limits): ... here.
11578 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11580 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11581 * config/rs6000/e300c2c3.md: New file.
11582 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11584 (rs6000_override_options): Add e300c2 and e300c3 cases to
11585 processor_target_table. Do not allow usage of Altivec or Spe
11586 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11587 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11588 * config/rs6000/rs6000.h (processor_type): Add
11589 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11590 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11591 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11592 and ppce300c3. Include e300c2c3.md.
11594 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11596 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11597 instead of TARGET_STRICT_ALIGN.
11599 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11601 * explow.c (memory_address): Assert that the generated address is
11604 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11607 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11608 * config/darwin-ppc-ldouble-patch.def: New file.
11609 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11610 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11611 SUBTARGET_INIT_BUILTINS if defined.
11612 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11615 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11618 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11619 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11621 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11624 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11625 file" warning condtional on -Winvalid-PCH.
11627 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11629 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11631 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11635 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11636 prevent reload from using MMX registers.
11637 (*mov<mode>_internal): Ditto.
11638 (*movv2sf_internal_rex64): Ditto.
11639 (*movv2sf_internal): Ditto.
11641 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11643 PR documentation/31569
11644 * doc/install.texi2html: Use makeinfo --no-number-sections.
11646 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11648 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11649 ensure that we can address an entire entity > 8 bytes. Don't
11650 generate reg+reg addressing for such data.
11652 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11654 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11655 strings when optimizing for size, unless the target cares about
11658 2008-02-22 Tom Tromey <tromey@redhat.com>
11660 * regclass.c (current_pass): Remove declaration.
11662 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11664 * config/avr/libgcc.S (__RAMPZ__): Define.
11665 (__do_copy_data): Add for devices with 128KB code memory.
11667 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11669 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11671 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11673 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11675 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11678 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11681 * c-typeck.c (build_binary_op): Warn about floating point
11682 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11684 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11687 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11688 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11690 (rs6000_override_options): Set altivec_abi as default, not override,
11691 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11692 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11693 is used; use new member spe_abi.
11694 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11695 spe_abi and altivec_abi.
11697 2008-02-22 Tomas Bily <tbily@suse.cz>
11699 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11701 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11704 * config.build (build_file_translate): Set to `CMD //c' only if
11706 * Makefile.in (build_file_translate): Improve comment.
11708 2008-02-21 Jan Hubicka <jh@suse.cz>
11710 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11711 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11712 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11714 2008-02-21 Michael Matz <matz@suse.de>
11717 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11719 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11721 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11722 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11723 as insn constraint.
11724 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11725 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11726 SSE_VEC_FLOAT_MODE_P as insn constraint.
11727 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11728 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11729 sse4a_movntdf using MODEF mode iterator.
11730 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11731 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11732 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11733 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11734 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11735 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11736 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11738 2008-02-21 Richard Guenther <rguenther@suse.de>
11740 * tree.def (PAREN_EXPR): New tree code.
11741 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11743 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11744 * expr.c (expand_expr_real_1): Likewise.
11745 * tree-inline.c (estimate_num_insns_1): Likewise.
11746 * tree-complex.c (expand_complex_move): Likewise.
11747 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11750 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11753 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11755 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11758 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11760 * config/sh/sh.c (find_barrier): Don't go past
11761 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11763 2008-02-20 DJ Delorie <dj@redhat.com>
11765 * config/h8300/h8300.md (insv): Force source operand to be a register.
11767 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11768 as a jump, not as a plain insn.
11770 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11772 * doc/invoke.texi (Warning Options): Add new option
11773 -Wframe-larger-than=.
11774 (-Wframe-larger-than): Document.
11776 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11777 Add declarations for new option variables.
11779 * final.c (final_start_function): Check the frame size
11780 before emission and issue a Wframe-larger-than warning.
11782 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11783 Add definitions for new option variables.
11784 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11786 * common.opt (Wframe-larger-than=): New option.
11788 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11791 (<sse>_div<mode>3): Ditto.
11792 (<sse>_vmdiv<mode>3): Ditto.
11793 (<sse>_vmsqrt<mode>2): Ditto.
11794 (*smax<mode>3): Ditto.
11795 (sse5_frcz<mode>2): Ditto.
11796 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11797 as insn constraint.
11799 2008-02-20 Richard Guenther <rguenther@suse.de>
11801 PR middle-end/35265
11802 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11803 be happy with INTEGRAL_TYPE_P.
11805 2008-02-20 Richard Guenther <rguenther@suse.de>
11807 * fold-const.c (split_tree): Associate floatig-point expressions
11808 if flag_associative_math is set.
11810 2008-02-20 Richard Guenther <rguenther@suse.de>
11812 * tree.h (fold_real_zero_addition_p): Declare.
11813 * fold-const.c (fold_real_zero_addition_p): Export.
11814 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11815 floating-point operations with zero and one.
11817 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11819 * doc/install.texi: Correct references to CFLAGS, replacing them
11820 with BOOT_CFLAGS. Document flags used during bootstrap for
11823 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11825 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11826 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11827 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11829 (smin<mode>3): Ditto from similar patterns.
11830 (smax<mode>3): Ditto.
11831 (*ieee_smin<mode>3): Ditto.
11832 (*ieee_smax<mode>3): Ditto.
11833 * config/i386/sse.md (sse): New mode attribute.
11834 (mov<mode>): Macroize expander from movv4sf and movv2df using
11835 SSEMODEF2P mode iterator.
11836 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11837 SSE_VEC_FLOAT_MODE_P as insn constraint.
11838 (storent<mode>): Ditto.
11839 (storent<mode>): Macroize expander from storentsf and storentdf using
11840 MODEF mode iterator.
11841 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11842 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11843 (abs<mode>2): Ditto from similar patterns.
11844 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11845 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11846 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11847 (<sse>_vmsqrt<mode>2): Ditto.
11848 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11849 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11850 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11851 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11852 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11853 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11854 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11856 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11857 iterator and SSE_FLOAT_MODE_P as insn constraint.
11858 (<sse>_ucomi): Ditto from similar patterns.
11859 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11860 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11861 SSE_VEC_FLOAT_MODE_P as insn constraint.
11862 (vcond<mode>): Ditto from similar patterns.
11863 (and<mode>3, *and<mode>3): Ditto.
11864 (<sse>_nand<mode>3): Ditto.
11865 (ior<mode>3, *ior<mode>3): Ditto.
11866 (xor<mode>3, *xor<mode>3): Ditto.
11867 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11868 iterator and SSE_FLOAT_MODE_P as insn constraint.
11869 (*nand<mode>3): Ditto from similar patterns.
11870 (*ior<mode>3): Ditto.
11871 (*xor<mode>3): Ditto.
11873 2008-02-20 Ira Rosen <irar@il.ibm.com>
11875 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11876 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11877 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11879 2008-02-19 Jan Hubicka <jh@suse.cz>
11881 * predict.c (tree_bb_level_predictions): Remove variable next
11882 mistakely introduced by previous commit.
11884 2008-02-19 Jan Hubicka <jh@suse.cz>
11886 * predict.c (predict_paths_leading_to): Rewrite.
11887 (predict_paths_for_bb): New.
11888 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11890 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11893 * Makefile.in (build_file_translate): New.
11894 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11895 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11896 * configure.ac (build_file_translate): Substitute it.
11897 * configure: Regenerate.
11899 2008-02-19 Jan Hubicka <jh@suse.cz>
11901 PR rtl-optimization/34408
11902 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11905 2008-02-19 Jan Hubicka <jh@suse.cz>
11907 PR middle-end/28779
11908 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11911 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11914 * config/i386/i386-modes.def: Revert the last DI alignment
11915 change until Ada people can look into it.
11917 2008-02-19 Nick Clifton <nickc@redhat.com>
11919 * opts.c (print_specific_help): Fix typo in --help text.
11921 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11924 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11925 32-bit inline asm without asm alternatives for host GCC < 3.0.
11927 2008-02-19 Richard Guenther <rguenther@suse.de>
11929 PR tree-optimization/34989
11930 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11931 Allow propagation to INDIRECT_REF if we can simplify only.
11933 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11935 * c-common.c (warn_for_collisions_1): Use appropriate option when
11938 2008-02-19 Nick Clifton <nickc@redhat.com>
11941 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11942 (handle_options): Fix indentation.
11943 (print_filtered_help): If no language-specific options were
11944 displayed tell the user how to list all the options supported by
11945 the language's front-end.
11946 (print_specific_help): Fix indentation and remove duplicate line.
11947 (common_handle_option): Handle the -v option.
11948 For --help enable the display of undocumented options if the -v
11949 switch has been included on the command line.
11950 For --help= check for overlaps in the arguments between the option
11951 classes and the language names and issue a warning when they
11952 cannot be disambiguated.
11953 * c.opt (v): Pass on to the common option handler.
11955 2008-02-19 Revital Eres <eres@il.ibm.com>
11957 * modulo-sched.c (sms_schedule): Change dump message when
11958 create_ddg function fails.
11959 (try_scheduling_node_in_cycle): Rename row to cycle.
11960 (print_partial_schedule): Rename CYCLE to ROW.
11962 2008-02-19 Christian Bruel <christian.bruel@st.com>
11963 Zdenek Dvorak <ook@ucw.cz>
11965 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11967 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11970 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11971 (*x86_movdicc_0_m1_se): Ditto.
11973 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11975 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11976 (CMPtype): Define as __gcc_CMPtype.
11977 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11978 (CMPtype): Define as __gcc_CMPtype.
11980 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11982 Support valgrind 3.3 for --enable-checking=valgrind.
11983 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11985 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11986 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11987 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11988 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11989 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11990 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11991 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11993 * ggc-zone.c: Similar.
11994 * ggc-page.c: Similar.
11996 2008-02-19 Paul Brook <paul@codesourcery.com>
11999 * config/arm/ieee754-df.S: Fix do_it typo.
12000 * config/arm/ieee754-sf.S: Fix do_it typo.
12002 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12005 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12006 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12007 (OPTION_MASK_ISA_SSE_SET): Likewise.
12008 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12009 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12010 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12011 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12012 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12013 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12014 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12015 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12016 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12017 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12018 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12019 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12020 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12021 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12022 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12023 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12024 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12025 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12026 (OPTION_MASK_ISA_SSE4): Removed.
12027 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12028 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12029 (override_options): Don't turn on implied SSE/MMX bits in
12032 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12034 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12037 2008-02-18 Joey Ye <joey.ye@intel.com>
12039 PR middle-end/34921
12040 * tree-nested.c (insert_field_into_struct): Set type alignment
12041 to field alignment if the former is less than the latter.
12043 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12045 * BASE-VER: Set to 4.4.0.
12047 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12049 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12050 * doc/cfg.texi: Likewise.
12051 * doc/extend.texi: Likewise.
12052 * doc/gty.texi: Likewise.
12053 * doc/invoke.texi: Likewise.
12054 * doc/loop.texi: Likewise.
12055 * doc/md.texi: Likewise.
12056 * doc/passes.texi: Likewise.
12057 * doc/rtl.texi: Likewise.
12058 * doc/sourcebuild.texi: Likewise.
12059 * doc/tm.texi: Likewise.
12060 * doc/tree-ssa.texi: Likewise.
12062 2008-02-17 Richard Guenther <rguenther@suse.de>
12064 PR middle-end/35227
12065 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12066 without default definition.
12068 2008-02-17 Richard Guenther <rguenther@suse.de>
12070 PR tree-optimization/35231
12071 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12074 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12077 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12078 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12079 libgcc_cmp_return mode.
12081 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12084 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12086 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12088 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12091 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12093 * doc/c-tree.texi: Use `@.' where appropriate.
12094 * doc/extend.texi: Likewise.
12095 * doc/install.texi: Likewise.
12096 * doc/invoke.texi: Likewise.
12097 * doc/loop.texi: Likewise.
12098 * doc/makefile.texi: Likewise.
12099 * doc/md.texi: Likewise.
12100 * doc/passes.texi: Likewise.
12101 * doc/standards.texi: Likewise.
12102 * doc/tm.texi: Likewise.
12104 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12106 PR middle-end/35196
12107 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12109 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12110 rather than in entry_bb.
12112 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12114 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12115 libgcc_cmp_return mode.
12117 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12119 PR middle-end/35130
12120 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12121 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12123 2008-02-15 Richard Guenther <rguenther@suse.de>
12124 Zdenek Dvorak <ook@ucw.cz>
12126 PR tree-optimization/35164
12127 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12128 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12129 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12130 Only propagate addresses which do not have abnormal SSA_NAMEs
12133 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12136 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12138 2008-02-15 Jan Hubicka <jh@suse.cz>
12140 PR middle-end/35149
12141 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12143 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12145 PR middle-end/34621
12146 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12147 when calculating alignment_pad.
12149 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12151 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12152 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12153 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12154 and STACK_BOUNDARY define.
12156 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12158 PR preprocessor/35061
12159 * c-pragma.c (handle_pragma_pop_macro): Check that
12160 pushed_macro_table has been allocated.
12162 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12164 PR middle-end/35136
12165 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12166 (force_gimple_operand): Likewise.
12167 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12168 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12169 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12170 (find_interesting_uses_address): Check addressability and alignment
12171 of the base expression only after substituting bases of IVs into it.
12173 2008-02-14 Michael Matz <matz@suse.de>
12176 * function.c (instantiate_virtual_regs_in_insn): Reload address
12177 before falling back to reloading the whole operand.
12179 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12181 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12182 before the first section switch note.
12184 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12186 * doc/bugreport.texi: Update copyright years.
12187 * doc/c-tree.texi: Likewise.
12188 * doc/cfg.texi: Likewise.
12189 * doc/cpp.texi: Likewise.
12190 * doc/cppinternals.texi: Likewise.
12191 * doc/fragments.texi: Likewise.
12192 * doc/frontends.texi: Likewise.
12193 * doc/gcc.texi: Likewise.
12194 * doc/gty.texi: Likewise.
12195 * doc/hostconfig.texi: Likewise.
12196 * doc/implement-c.texi: Likewise.
12197 * doc/libgcc.texi: Likewise.
12198 * doc/loop.texi: Likewise.
12199 * doc/makefile.texi: Likewise.
12200 * doc/options.texi: Likewise.
12201 * doc/passes.texi: Likewise.
12202 * doc/rtl.texi: Likewise.
12203 * doc/sourcebuild.texi: Likewise.
12204 * doc/standards.texi: Likewise.
12205 * doc/tree-ssa.texi: Likewise.
12206 * doc/trouble.texi: Likewise.
12208 * doc/extend.texi: Use @: or add comma where appropriate.
12209 * doc/invoke.texi: Likewise.
12210 * doc/tm.texi: Likewise.
12212 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12215 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12218 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12220 * doc/md.texi (clz, ctz): Add reference.
12221 * doc/rtl.texi (clz, ctz): Likewise.
12223 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12226 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12229 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12231 * config/s390/s390.c (struct constant_pool): New field
12232 emit_pool_after added.
12233 (s390_mainpool_start): Set the emit_pool_after flag according
12234 to the section switch notes.
12235 (s390_mainpool_finish): Consider emit_pool_after when emitting
12236 the literal pool at the end of the function.
12237 (s390_chunkify_start): Force literal pool splits at section
12240 2008-02-13 Michael Matz <matz@suse.de>
12243 * var-tracking.c (clobber_variable_part): Correctly traverse the
12246 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12249 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12250 Add -fdump-ipa-inline.
12251 * tree-dump.c (dump_files): Remove tree-inlined dump.
12252 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12254 2008-02-12 Richard Guenther <rguenther@suse.de>
12256 PR tree-optimization/35171
12257 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12260 2008-02-12 Richard Guenther <rguenther@suse.de>
12262 PR middle-end/35163
12263 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12264 value-preserving mode. Disallow final truncation.
12266 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12268 PR middle-end/35136
12269 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12270 code from here to...
12271 (force_gimple_operand): ...here.
12273 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12276 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12277 non-compatible pointers.
12278 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12279 different FIELD_DECLs, try harder by comparing field offsets, sizes
12282 PR inline-asm/35160
12283 * function.c (match_asm_constraints_1): Don't replace the same input
12286 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12288 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12289 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12290 (expand_epilogue): Restore RAMPZ register.
12291 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12293 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12295 * config/i386/cygwin.asm: (__alloca): Correct calling
12296 convention and alignment.
12297 (__chkstk): Force 8 byte stack alignment.
12299 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12300 Richard Guenther <rguenther@suse.de>
12302 PR tree-optimization/33992
12303 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12304 the zero we compare against.
12306 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12308 PR libfortran/35063
12309 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12310 to CloseHandle after unlocking to prevent accumulation of handle
12313 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12315 PR middle_end/34150
12316 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12317 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12318 and update LABEL_NUSES during and after reload.
12320 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12322 PR middle-end/34627
12323 * combine.c (simplify_if_then_else): Make sure the comparison is
12324 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12326 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12329 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12330 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12331 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12332 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12333 * tree.h (get_type_static_bounds): Likewise.
12335 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12337 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12338 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12339 Make -Wfoo language annotations match what the compiler outputs.
12341 2008-02-08 Sa Liu <saliu@de.ibm.com>
12343 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12344 intrinsics spu_convts, spu_convtu, spu_convtf.
12346 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12348 * doc/extend.texi (Function Attributes) <noinline>: Mention
12349 asm ("") as method to keep calls.
12351 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12354 * doc/options.texi (Options): Replace references to opts.sh with
12356 * opts-common.c: Likewise.
12357 * optc-gen.awk: Likewise.
12359 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12361 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12363 2008-02-07 Richard Henderson <rth@redhat.com>
12366 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12367 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12370 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12372 PR tree-optimization/35085
12373 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12374 for operand entry oe2 in addition to operand entry oe3 in order to
12375 expose more opportunities for vectorizer sum reduction.
12377 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12380 * Makefile.in (LIBS): Remove $(GMPLIBS).
12381 (cc1-dummy, cc1): Add $(GMPLIBS).
12383 2008-02-06 Jan Hubicka <jh@suse.cz>
12386 * i386.md (moddf_integer): Do not produce partial memory stalls for
12387 targets where it hurts.
12389 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12392 * optabs.c (expand_float): Do not check for decimal modes when
12393 expanding unsigned integer through signed conversion.
12395 2008-02-06 Nick Clifton <nickc@redhat.com>
12397 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12398 inside the clobber with a match_operand and duplicated operand
12399 number in the constraint.
12400 (ineqbranchsi): Delete redundant comment.
12402 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12404 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12405 builtin_define ("__USE_INIT_FINI__").
12406 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12408 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12410 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12412 PR documentation/30330
12413 * doc/invoke.texi (C++ Dialect Options)
12414 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12415 For each warning option -Wfoo that allows -Wno-foo, ensure both
12416 -Wfoo and -Wno-foo are listed in the option index. Fix index
12417 entry of -Wswitch-default, index -Wnormalized= including the
12418 `=', and -Wlarger-than-@var{len} including @var{len}.
12420 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12422 * config/i386/i386.md (floatunssisf2): Use
12423 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12424 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12425 Macroize expander using MODEF mode iterator.
12427 2008-02-05 Diego Novillo <dnovillo@google.com>
12429 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12432 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12434 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12437 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12439 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12442 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12443 to indicate if a message should be generated.
12444 (init_cumulative_args): Updated.
12445 (function_value_32): Likewise.
12447 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12449 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12451 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12454 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12455 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12457 2008-02-04 Diego Novillo <dnovillo@google.com>
12459 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12462 * tree-vrp.c (vrp_evaluate_conditional): With
12463 -Wtype-limits, emit a warning when comparing against a
12464 constant outside the natural range of OP0's type.
12466 2008-02-04 Richard Guenther <rguenther@suse.de>
12468 PR middle-end/33631
12469 * expr.c (count_type_elements): Give for unions instead of
12472 2008-02-04 Richard Guenther <rguenther@suse.de>
12474 PR middle-end/35043
12475 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12476 to TYPE_DOMAINs base type instead of using bitsizetype here.
12478 2008-02-03 Jason Merrill <jason@redhat.com>
12480 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12482 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12485 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12486 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12487 (RS/6000 and PowerPC Options): Fix typos and markup.
12488 * doc/passes.texi (Tree-SSA passes): Likewise.
12490 2008-02-02 Michael Matz <matz@suse.de>
12493 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12494 from record_last_reg_set_info.
12495 (record_last_reg_set_info): Take an RTX argument, iterate over all
12496 constituent hardregs.
12497 (record_last_set_info, record_opr_changes): Change calls to
12498 new signature or to record_last_reg_set_info_regno.
12500 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12502 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12504 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12506 PR rtl-optimization/34773
12507 * reg-notes.def (EQUAL): Mention significance of combination of
12508 REG_EQUAL and REG_RETVAL.
12509 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12510 insn that has a REG_RETVAL.
12512 2008-02-01 Roger Sayle <roger@eyesopen.com>
12515 * configure.ac (--enable-fixed-point): Disable unless explicitly
12517 * configure: Regenerate.
12519 2008-02-01 Richard Guenther <rguenther@suse.de>
12522 * invoke.texi (-finline-limit): Remove no longer true parts
12523 of the documentation. Note that there is no default value.
12525 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12526 Mark Mitchell <mark@codesourcery.com>
12527 Ben Elliston <bje@au.ibm.com>
12530 * doc/extend.texi (Other Builtins): Document.
12532 2008-01-31 Tom Browder <tom.browder@gmail.com>
12534 * doc/c-tree.texi (Types): Fix grammar.
12535 (Expression trees): Ditto.
12536 * doc/passes.texi (Tree-SSA passes): Ditto.
12538 * doc/configterms.texi (Configure Terms): Fix typo.
12539 * doc/cpp.texi (Common Predefined Macros): Ditto.
12540 * doc/md.texi (Machine Constraints): Ditto.
12542 * doc/makefile.texi (Makefile): Add comma.
12544 2008-01-31 Tom Browder <tom.browder@gmail.com>
12545 Gerald Pfeifer <gerald@pfeifer.com>
12547 * doc/sourcebuild.texi (Front End): Remove references to CVS
12548 and CVSROOT/modules.
12549 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12550 (Back End): Remove reference to CVS.
12552 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12555 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12557 (mips16_gp_pseudo_reg): ...here.
12558 * config/mips/mips.md (load_const_gp): Replace with...
12559 (load_const_gp_<mode>): ...this :P-based insn.
12561 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12563 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12564 options. Minor fixes.
12565 (-std): Move reference to standards closer to where language
12566 standards are first mentioned.
12568 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12570 PR rtl-optimization/34995
12571 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12572 parameter and return a bool. If the rtx parameter is nonnull,
12573 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12574 (find_reloads): Update call accordingly. Pass the new operand
12575 if it needed no address reloads, otherwise pass null.
12577 2008-01-30 Richard Henderson <rth@redhat.com>
12580 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12581 for unbounded arrays.
12583 2008-01-30 Silvius Rus <rus@google.com>
12585 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12587 2008-01-30 Jan Hubicka <jh@suse.cz>
12590 * i386.c (init_cumulative_args): Use real function declaration when
12593 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12595 PR rtl-optimization/34998
12596 * global.c (build_insn_chain): Treat non-subreg_lowpart
12597 SUBREGs of pseudos as clobbering all the words covered by the
12598 SUBREG, not just all the bytes.
12599 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12600 original df_ref rather than an extract parameter.
12601 (global_conflicts): Update call accordingly.
12603 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12605 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12606 the overflow check to make it easier to read.
12607 (__fixtfdi): Change the type of the ll member in union
12608 long_double to UDItype_x.
12610 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12612 PR middle-end/34969
12613 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12614 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12615 * tree-inline.c (fold_marked_statements): Call
12616 cgraph_update_edges_for_call_stmt if folding a call statement.
12617 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12618 debug_generic_stmt calls, reset it back afterwards.
12621 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12623 * c-typeck.c (build_external_ref): Don't pedwarn about
12624 static vars in current function's scope.
12626 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12628 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12630 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12633 * ipa-struct-reorg.c: Fix spelling.
12634 * params.def: Ditto.
12636 2008-01-29 Richard Guenther <rguenther@suse.de>
12638 PR middle-end/35006
12639 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12641 * tree-inline.c (remap_type): Increment remapping_type_depth
12642 around remapping types.
12643 (copy_body_r): Only add referenced variables if they are referenced
12644 from code, not types.
12646 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12657 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12658 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12660 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12663 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12664 pointer for tiny stack.
12666 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12668 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12670 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12672 * config/vx-common.h: Fix typo in comment.
12674 2008-01-28 Ian Lance Taylor <iant@google.com>
12678 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12679 coalesce pointers if they have different DECL_NO_TBAA_P values.
12680 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12681 between variables with different DECL_NO_TBAA_P values.
12683 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12686 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12687 are not legitimate small data references on SPE targets.
12689 2008-01-28 David Daney <ddaney@avtrex.com>
12691 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12693 2008-01-28 David Daney <ddaney@avtrex.com>
12695 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12697 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12699 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12700 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12701 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12702 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12703 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12704 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12705 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12706 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12708 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12710 * basic-block.h (condjump_equiv_p): Fix comment.
12712 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12714 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12715 print_generic_stmt_indented): Fix comment.
12717 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12719 * configure.ac (__stack_chk_fail): Add detecion for availability
12720 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12721 * configure: Regenerate.
12723 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12725 PR middle-end/34688
12726 * final.c (output_addr_const): Handle TRUNCATE.
12728 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12731 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12732 (zero_cost, infinite_cost): New constants.
12733 (struct cost_pair): Change type of cost to comp_cost.
12734 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12735 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12737 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12738 split_address_cost, ptr_difference_cost, difference_cost,
12739 get_computation_cost_at, get_computation_cost,
12740 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12741 determine_use_iv_cost_condition, determine_use_iv_costs,
12742 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12743 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12744 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12745 Change type of cost to comp_cost.
12746 (determine_iv_cost): Increase cost of non-original ivs, instead
12747 of decreasing the cost of original ones.
12748 (get_address_cost): Indicate the complexity of the addressing mode
12750 (try_add_cand_for): Prefer using ivs not specific to some object.
12751 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12753 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12754 Janis Johnson <janis187@us.ibm.com>
12757 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12758 (TARGET_INSTANTIATE_DECLS): Likewise.
12759 * target.h (expand_to_rtl_hook): New target hook.
12760 (instantiate_decls): Likewise.
12761 * function.c (instantiate_decl): Make non-static. Rename to...
12762 (instantiate_decl_rtl): ... this.
12763 (instantiate_expr): Use instantiate_decl_rtl.
12764 (instantiate_decls_1): Likewise.
12765 (instantiate_decls): Likewise.
12766 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12767 * function.h (instantiate_decl_rtl): Add prototype.
12768 * cfgexpand.c (target.h): New include.
12769 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12770 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12771 (TARGET_INSTANTIATE_DECLS): Likewise.
12772 (TARGET_INITIALIZER): New target hooks added.
12773 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12775 * config/rs6000/rs6000.c (tree-flow.h): New include.
12776 (machine_function): Add sdmode_stack_slot field.
12777 (rs6000_alloc_sdmode_stack_slot): New function.
12778 (rs6000_instantiate_decls): Likewise.
12779 (rs6000_secondary_memory_needed_rtx): Likewise.
12780 (rs6000_check_sdmode): Likewise.
12781 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12782 (TARGET_INSTANTIATE_DECLS): Likewise.
12783 (rs6000_hard_regno_mode_ok): Allow SDmode.
12784 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12785 (rs6000_emit_move): Handle SDmode.
12786 (function_arg_advance): Likewise.
12787 (function_arg): Likewise.
12788 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12789 SDmode var args for 32-bit compiles.
12790 (rs6000_secondary_reload_class): Handle SDmode.
12791 (rs6000_output_function_epilogue): Likewise.
12792 (rs6000_function_value): Simplify if statement.
12793 (rs6000_libcall_value): Likewise.
12794 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12795 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12796 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12797 (movsd_hardfloat): New define_insn.
12798 (movsd_softfloat): Likewise.
12799 (movsd_store): Likewise.
12800 (movsd_load): Likewise.
12801 (extendsddd2): Likewise.
12802 (extendsdtd2): Likewise.
12803 (truncddsd2): Likewise.
12804 (movdd_hardfloat64): Fixup comment.
12805 (UNSPEC_MOVSD_LOAD): New constant.
12806 (UNSPEC_MOVSD_STORE): Likewise.
12808 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12811 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12813 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12814 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12815 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12816 and TRUTH_XOR_EXPR.
12818 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12821 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12822 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12823 __LONGDOUBLE128 too.
12824 * config/rs6000/aix61.h: New file.
12826 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12828 PR rtl-optimization/34959
12829 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12830 popcount and parity rtxes the same mode as their operand.
12831 Truncate or extend the result to the return value's mode
12834 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12837 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12838 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12839 to GOT_VERSION_REGNUM.
12840 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12841 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12842 * config/mips/mips.c (mips_emit_call_insn): New function.
12843 (mips_call_tls_get_addr): Call mips_expand_call directly.
12844 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12846 (mips16_build_call_stub): Likewise. Return the call insn or null.
12847 (mips_expand_call): Update the call to mips16_build_call_stub
12848 accordingly and a remove redundant condition. Assert that MIPS16
12849 stubs do not use lazy binding. Use mips_emit_call_insn and return
12851 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12853 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12854 (mips_avoid_hazard): Remove hazard_set handling.
12855 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12856 (UNSPEC_RESTORE_GP): ...this.
12857 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12858 (FAKE_CALL_REGNO): Rename to...
12859 (GOT_VERSION_REGNUM): ...this.
12860 (type): Add "ghost" value. Add an associated insn reservation.
12861 (hazard_set): Remove.
12862 (exception_receiver): Rename to...
12863 (restore_gp): ...this and update the unspec identifier accordingly.
12864 (exception_receiver, nonlocal_got_receiver): New expanders.
12865 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12866 FAKE_CALL_REGNO. Remove hazard_set attribute.
12867 (set_got_version, update_got_version): New patterns.
12869 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12872 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12874 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12877 * doc/install.texi2html: Generate gcc-vers.texi.
12879 2008-01-25 DJ Delorie <dj@redhat.com>
12881 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12883 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12885 * config/c4x: Remove directory.
12886 * config.gcc (crx-*, mt-*): Mark obsolete.
12887 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12888 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12889 sh-*-rtemscoff*): Remove cases.
12890 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12891 * real.c (encode_c4x_single, decode_c4x_single,
12892 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12893 c4x_extended_format): Remove.
12894 * real.h (c4x_single_format, c4x_extended_format): Remove.
12895 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12897 (Pragmas): Remove comment about c4x pragmas.
12898 * doc/install.texi (c4x): Remove target-specific instructions.
12899 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12900 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12901 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12902 refer to C4x source files as examples.
12903 (C4X_FLOAT_FORMAT): Remove documentation.
12905 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12907 * config/bfin/bfin.c (override_options): Reorder tests so that
12908 flag_pic gets enabled for -msep-data.
12910 2008-01-25 Richard Guenther <rguenther@suse.de>
12912 PR middle-end/32244
12913 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12914 to its bitfield precision if required.
12916 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12918 PR middle-end/33880
12919 * tree-nested.c (walk_omp_for): New function.
12920 (convert_nonlocal_reference, convert_local_reference): Call
12921 walk_omp_for on OMP_FOR.
12922 (convert_call_expr): Call walk_body on OMP_FOR's
12923 OMP_FOR_PRE_INIT_BODY.
12925 2008-01-25 Richard Guenther <rguenther@suse.de>
12927 PR tree-optimization/34966
12928 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12929 default defs and PHI_NODEs we have to insert after the
12930 defining statement.
12932 2008-01-24 Nick Clifton <nickc@redhat.com>
12934 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12935 Provide a default definition.
12936 (LIBGCC2_UNITS_PER_WORD): Likewise.
12938 * config/stormy16/stormy16.c: Include df.h for the prototype
12939 for df_regs_ever_live_p.
12940 (xstormy16_expand_builtin_va_start): Convert the stack offset
12941 into a component_ref and then use POINTER_PLUS_EXPR to add it
12942 to the incoming_virtual_args_rtx.
12943 (xstormy16_gimplify_va_arg_expr): Rename to
12944 xstormy16_gimplify_va_arg_expr.
12945 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12946 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12947 xstormy16_gimplify_va_arg_expr.
12948 Fix up some formatting issues.
12950 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12951 Move to predicates.md.
12952 (xs_hi_general_operand): Likewise.
12953 (xs_hi_nonmemory_operand): Likewise.
12954 * config/stormy16/predicates.md:
12955 (xstormy16_carry_plus_operand): New predicate.
12956 (xs_hi_general_operand): New predicate.
12957 (xs_hi_nonmemory_operand): New predicate.
12958 * config/stormy16/stormy16-protos.h:
12959 (xstormy16_carry_plus_operand): Delete prototype.
12960 (xs_hi_general_operand): Likewise.
12961 (xs_hi_nonmemory_operand): Likewise.
12963 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12964 modifiers as they are no longer needed and they can trigger
12965 reload spill failures.
12967 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12968 with a match_operand in order to help reload.
12970 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12971 constraint with 'e' for the 8th alternative as this version of
12972 the mov.w instruction only accepts the lower 8 registers.
12974 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12977 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12978 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12981 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12983 PR middle-end/33333
12984 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12986 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12988 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12990 (remove_structure): Update allocations list before removing structure.
12992 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12994 * ipa-struct-reorg.c (is_safe_cond_expr,
12995 create_new_stmts_for_cond_expr): Use integer_zerop function,
12996 that recognize not only zero-pointer, but zero-integer too.
12998 2008-01-25 Ben Elliston <bje@au.ibm.com>
13001 * fixproto: Escape "." in sed expression that strips leading "./".
13003 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13006 * gcc.c (SWITCH_OK): Removed.
13007 (SWITCH_LIVE): Changed to bit.
13008 (SWITCH_FALSE): Likewise.
13009 (SWITCH_IGNORE): Likewise.
13010 (switchstr): Change live_cond to unsigned int.
13011 (process_command): Replace SWITCH_OK with 0.
13012 (do_self_spec): Likewise.
13013 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13014 (give_switch): Likewise.
13015 (used_arg): Likewise.
13016 (do_spec_1): Set the SWITCH_IGNORE bit.
13017 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13018 bits. Set the SWITCH_LIVE bit.
13020 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13022 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13024 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13026 PR tree-optimization/34472
13027 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13028 parameter to a "bool *" and set *DATA to false if there is
13029 an unsafe access. Do not delete the structure here.
13030 (check_cond_exprs): Delete it here instead.
13031 (check_cond_exprs, exclude_cold_structs): Do not increase
13032 I when removing a structure.
13034 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13037 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13038 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13040 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13042 PR middle-end/34934
13043 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13044 a fixed vector for stack.
13046 2008-01-24 Ben Elliston <bje@au.ibm.com>
13049 * doc/gcc.texi (Software development): Add a direntry for g++.
13051 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13053 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13054 stale and straggling -fforce-addr comments above.
13056 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13058 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13059 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13061 2008-01-23 Michael Matz <matz@suse.de>
13064 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13067 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13069 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13070 malloc result type.
13072 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13074 * config/avr/avr.c (avr_current_arch): New variable.
13075 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13076 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13077 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13078 (avr_override_options): Init 'avr_current_arch'.
13079 (base_arch_s): Move from here...
13080 * config/avr/avr.h (base_arch_s): ... here. Add new members
13081 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13082 'mega' to 'have_jmp_call'.
13083 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13084 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13086 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13088 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13089 MULTILIB_MATCHES): (Ditto.).
13091 2008-01-23 Richard Guenther <rguenther@suse.de>
13093 PR middle-end/31529
13094 * cgraphunit.c (cgraph_reset_node): Always mark the node
13095 not reachable if it is not queued already.
13097 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13099 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13100 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13101 (cputype_selected): New static variable.
13102 (bfin_handle_option): Set it if -mcpu is used.
13103 (override_option): Select default set of workarounds if no cpu type
13104 selected on the command line.
13105 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13107 From Michael Frysinger <michael.frysinger@analog.com>
13108 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13109 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13111 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13112 for bf547, bf523, bf524, and bf526.
13113 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13115 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13116 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13117 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13118 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13119 * doc/invoke.texi (Blackfin Options): Document that
13120 -mcpu now accept bf547, bf523, bf524, and bf526.
13122 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13124 PR rtl-optimization/34628
13125 * combine.c (try_combine): Stop and undo after the first combination
13126 if an autoincrement side-effect on the first insn has effectively
13129 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13132 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13133 Offset addresses are not valid for Altivec or paired float modes.
13135 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13138 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13139 if DECL_INITIAL (decl) is error_mark_node.
13142 * c-common.c (handle_vector_size_attribute): Only allow
13143 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13144 the same way as pointer, array etc. types.
13145 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13148 * tree.c (build_type_attribute_qual_variant): Call
13149 build_qualified_type if attributes are equal, but quals are not.
13151 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13154 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13155 * flags.h (warn_strict_aliasing): Remove.
13156 (warn_strict_overflow): Remove.
13157 * opts.c (warn_strict_aliasing): Remove.
13158 (warn_strict_overflow): Remove.
13159 * c-opts.c (c_common_handle_option): -Wall only sets
13160 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13161 (c_common_post_options): Give default values to -Wstrict-aliasing
13162 and -Wstrict-overflow if they are uninitialized.
13163 * common.opt (Wstrict-aliasing): Specify Var and Init.
13164 (Wstrict-overflow): Likewise.
13166 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13168 PR rtl-optimization/26854
13169 PR rtl-optimization/34400
13170 PR rtl-optimization/34884
13171 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13173 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13174 (df_rd_bb_info.expanded_lr_out): Deleted
13175 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13176 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13177 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13178 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13179 Removed code to allocate, initialize or free expanded_lr_out.
13180 (df_rd_bb_local_compute_process_def): Restructured to make more
13182 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13183 sets if the sets are being trimmed.
13185 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13188 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13189 (as_vers): Likewise.
13190 * configure: Regenerated.
13192 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13194 PR middle-end/33092
13195 * tree-pass.h (pass_build_alias): New pass.
13196 * tree-ssa-alias.c (gate_build_alias): New.
13197 (pass_build_alias): New.
13198 * passes.c (init_optimization_passes): Add pass_build_alias after
13199 pass_create_structure_vars.
13201 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13203 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13204 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13205 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13206 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13207 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13208 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13209 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13210 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13211 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13212 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13213 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13214 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13215 * config/s390/s390.md (FP_ALL): New mode iterator.
13216 (_d): New mode attribute.
13217 ("*signbit<mode>2>"): Changed mode of first operand.
13218 ("isinf<mode>2"): Changed mode of first operand.
13219 ("*TDC_insn"): Adaptation for DFP modes.
13221 2008-01-22 Ben Elliston <bje@au.ibm.com>
13223 * tree.c (check_qualified_type): Improve function description.
13225 2008-01-21 Jason Merrill <jason@redhat.com>
13228 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13229 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13232 2008-01-21 DJ Delorie <dj@redhat.com>
13234 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13237 2008-01-21 Richard Guenther <rguenther@suse.de>
13239 PR middle-end/34856
13240 * tree-cfg.c (verify_expr): Allow all invariant expressions
13241 instead of just constant class ones as reference argument.
13242 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13243 like any other constant.
13244 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13246 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13248 * regmove.c (fixup_match_1): Update call crossed frequencies.
13250 2008-01-21 Richard Guenther <rguenther@suse.de>
13253 * tree-inline.c (setup_one_parameter): Deal with mismatched
13254 types using a VIEW_CONVERT_EXPR.
13256 2008-01-21 Alon Dayan <alond@il.ibm.com>
13257 Olga Golovanevsky <olga@il.ibm.com>
13259 PR tree-optimization/34701
13260 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13261 when the structure size is not a power of 2.
13263 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13265 * doc/install.texi: Add doc for --enable-checking=df.
13267 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13269 PR rtl-optimization/34808
13270 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13272 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13274 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13277 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13279 PR rtl-optimization/26854
13280 PR rtl-optimization/34400
13281 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13283 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13284 (df_rd_bb_info.expanded_lr_out): New.
13285 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13286 * loop_iv.c (iv_analysis_loop_init): Ditto.
13287 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13288 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13289 Added code to allocate, initialize or free expanded_lr_out.
13290 (df_rd_bb_local_compute_process_def): Restructured to make
13291 more understandable.
13292 (df_rd_confluence_n): Add code to do nothing with fake edges and
13293 code to no apply invalidate_by_call sets if the sets are being trimmed.
13294 (df_lr_local_finalize): Renamed to df_lr_finalize.
13295 (df_live_local_finalize): Renamed to df_live_finalize.
13297 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13300 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13301 deciding whether to use reciprocal instructions.
13303 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13305 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13306 dwarf2out_note_section_used if cold_text_section is NULL.
13308 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13310 PR gcov-profile/34610
13311 * tree-cfg.c (make_edges): Mark both outgoing edges from
13312 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13313 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13314 from OMP_FOR and OMP_CONTINUE outgoing edges.
13316 * tree-profile.c (tree_profiling): Return early if
13317 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13319 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13320 from cfun to child_cfun.
13321 * function.h (struct function): Add after_tree_profile bit.
13323 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13325 * config/avr/avr.S (_exit): Disable interrupt.
13327 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13328 Steven Bosscher <stevenb.gcc@gmail.com>
13330 PR rtl-optimization/26854
13331 PR rtl-optimization/34400
13332 * df-problems.c (df_live_scratch): New scratch bitmap.
13333 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13334 (df_live_reset): Clear the proper bitmaps.
13335 (df_live_bb_local_compute): Only process the artificial defs once
13336 since the order is not important.
13337 (df_live_init): Init the df_live sets only with the variables
13338 found live by df_lr.
13339 (df_live_transfer_function): Use the df_lr sets to prune the
13340 df_live sets as they are being computed.
13341 (df_live_free): Free df_live_scratch.
13343 2008-01-18 Ian Lance Taylor <iant@google.com>
13345 * common.opt: Add fmerge-debug-strings.
13346 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13347 flag_merge_debug_strings rather than flag_merge_constants.
13348 * doc/invoke.texi (Option Summary): Mention
13349 -fmerge-debug-strings.
13350 (Debugging Options): Document -fmerge-debug-strings.
13352 2008-01-18 Ian Lance Taylor <iant@google.com>
13355 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13356 (struct tree_function_decl): Add new field operator_new_flag.
13357 * tree-inline.c (expand_call_inline): When inlining a call to
13358 operator new, force the return value to go into a variable, and
13359 set DECL_NO_TBAA_P on that variable.
13360 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13362 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13365 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13366 DWARF2_DEBUGGING_INFO.
13367 (dwarf2out_note_section_used): Ditto. Add prototype.
13368 (have_multiple_function_sections, text_section_used,
13369 cold_text_section_used, *cold_text_sections): Move declarations
13372 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13374 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13375 field and add signal_ra.
13376 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13377 assignments to frame state pc. Move end of stack check after
13378 MD_FALLBACK_FRAME_STATE_FOR.
13379 (uw_update_context_1): Use frame state signal_regs if set, instead
13380 of checking signal_frame flag.
13381 (uw_update_context): Use frame state signal_ra if set.
13382 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13383 * config/xtensa/linux-unwind.h: New file.
13385 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13387 * modulo-sched.c (get_sched_window): Fix comment typo.
13389 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13391 PR tree-optimization/34648
13392 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13394 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13396 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13397 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13399 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13401 PR rtl-optimization/34400
13402 * df-core.c (df_worklist_dataflow_overeager,
13403 df_worklist_dataflow_doublequeue): New functions.
13404 (df_worklist_dataflow): Two different worklist solvers.
13405 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13408 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13411 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13412 and ftree-parallelize-loops.
13414 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13416 PR rtl-optimization/34826
13417 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13419 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13421 * global.c (find_reg): Mark the eh regs as used if necessary.
13422 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13423 * ra.h (struct allocno): no_eh_reg field added. Changed
13424 no_stack_reg type to bitfield.
13426 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13428 * tree.c (substitute_in_expr): Add missing 'break'.
13430 2008-01-17 Richard Guenther <rguenther@suse.de>
13432 PR tree-optimization/34825
13433 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13434 x / x as division to handle.
13436 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13438 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13439 "-pthread" is specified.
13440 * pa-hpux11.h (LIB_SPEC): Likewise.
13442 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13443 Peter Bergner <bergner@vnet.ibm.com>
13445 PR rtl-optimization/33796
13446 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13448 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13450 PR libgfortran/34699
13451 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13453 * pa-hpux10.h (LINK_SPEC): Likewise.
13454 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13456 2008-01-16 Richard Guenther <rguenther@suse.de>
13458 PR middle-end/32628
13459 * fold-const.c (fold_convert_const_int_from_int): Do not
13460 set overflow if that occured only because of a sign extension
13461 change when converting from/to a sizetype with the same
13462 precision and signedness.
13464 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13467 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13468 location address to the correct place. Update copyright year.
13470 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13472 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13473 no dependences in the dependence_relations vector.
13475 2008-01-16 Jan Hubicka <jh@suse.cz>
13477 PR rtl-optimization/31396
13478 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13479 * cfg.c (dump_reg_info): Print it.
13480 * regs.h (struct reg_info_t): add freq_calls_crossed.
13481 (REG_FREQ_CALLS_CROSSED): New macro.
13482 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13483 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13484 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13485 regmove_optimize): Update call crossed frequencies.
13486 * local-alloc.c (struct qty): Add freq_calls_crossed.
13487 (alloc_qty): Copute freq_calls_crossed.
13488 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13489 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13490 * ra.h (struct allocno): Add freq_calls_crossed.
13492 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13494 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13495 libgomp when compiling with ftree-parallelize-loops.
13496 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13498 2008-01-16 Richard Guenther <rguenther@suse.de>
13500 PR tree-optimization/34769
13501 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13502 * tree.c (int_cst_value): Instead make this function more
13503 permissive in what it accepts as valid input. Document this
13504 function always sign-extends the value.
13506 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13507 Richard Guenther <rguenther@suse.de>
13510 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13511 (gimple_fold_indirect_ref_rhs): ... this.
13512 (gimple_fold_indirect_ref): New function with foldings
13513 that preserve lvalueness.
13514 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13515 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13516 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13517 to fold an INDIRECT_REF, fall back to the old use of
13518 fold_indirect_ref_1.
13520 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13522 * tree-data-ref.c (subscript_dependence_tester_1): Call
13523 free_conflict_function.
13524 (compute_self_dependence): Same.
13526 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13529 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13530 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13532 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13533 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13534 for DWARF2_UNWIND_INFO targets.
13536 2008-01-16 Richard Guenther <rguenther@suse.de>
13539 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13540 type qualifiers for function types.
13542 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13544 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13545 loop_iterator li from previous commit.
13547 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13549 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13551 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13553 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13554 (parallelize_loops): Don't parallelize irreducible components.
13556 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13559 * c-opts (c_common_post_options): Do not enable CPP
13560 flag_pedantic_errors by default.
13562 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13564 PR rtl-optimization/31944
13565 * cse.c (remove_pseudo_from_table): New function.
13566 (merge_equiv_classes): Use above function to remove pseudo-registers.
13567 (invalidate): Likewise.
13569 2008-01-13 Richard Guenther <rguenther@suse.de>
13571 PR middle-end/34601
13572 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13573 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13575 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13577 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13578 validate_change to unshare the source of the PC set.
13580 2008-01-12 Jan Hubicka <jh@suse.cz>
13582 PR middle-end/32135
13583 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13584 references above array bounds. This might trigger bounds checks for
13585 pointers to arrays.
13587 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13589 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13590 new_replaceable_dependencies.
13592 2008-01-12 Doug Kwan <dougkwan@google.com>
13594 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13595 instead of OPT_Wreturn_type in warning due to ignored return type
13597 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13598 options included in -Wextra.
13599 * c.opt: New option -Wignored_qualifiers.
13600 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13601 -Wignore_qualifiers.
13602 (-Wignored-qualifiers): Document.
13603 (-Wreturn-type): Remove description of functionality now handled
13604 by -Wignored-qualifiers.
13606 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13609 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13610 NOP_EXPR if it is between integral types with the same precision.
13612 2008-01-12 Jan Hubicka <jh@suse.cz>
13615 * invoke.texi (max-inline-recursive-depth): Fix default value.
13617 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13619 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13622 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13624 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13626 2008-01-11 James E. Wilson <wilson@specifix.com>
13629 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13631 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13633 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13634 save/restore frame pointer register and don't use 'call-prologues'
13635 optimization in function with "OS_task" attribute.
13637 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13639 PR middle-end/31309
13640 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13641 when copying to memory.
13643 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13645 PR rtl-optimization/30905
13646 * cfgcleanup.c: Include dce.h
13647 (crossjumps_occured): New global variable.
13648 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13649 If something changed, set crossjumps_occured to true.
13650 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13651 Don't add/remove fake edges to exit here...
13652 (cleanup_cfg): ...but do it here, when crossjumping.
13653 Run a fast DCE when successful crossjumps occured in the latest
13654 iteration of try_optimize_cfg.
13656 2008-01-11 Richard Guenther <rguenther@suse.de>
13658 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13659 (struct vn_unary_op_s): Likewise.
13660 (vn_reference_insert): Free old reference on hash collision.
13662 2008-01-10 Raksit Ashok <raksit@google.com>
13664 PR rtl-optimization/27971
13665 * combine.c (find_split_point): Split PLUS expressions which are
13666 inside a MEM rtx, and whose first operand is complex.
13668 2008-01-10 DJ Delorie <dj@redhat.com>
13670 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13671 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13672 (m32c_hard_regno_ok): Call the underlying function.
13674 2008-01-10 Richard Guenther <rguenther@suse.de>
13676 PR middle-end/34683
13677 * tree-cfg.c (tree_merge_blocks): Do not go through the
13678 full-blown folding and stmt updating path if we just deal
13679 with virtual operands.
13680 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13681 test for abnormal SSA_NAMEs.
13683 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13685 PR middle-end/34641
13686 * reload.c (push_reload): Add assertions. All constants from
13687 reg_equiv_constant should have been used for replacing the respective
13689 (find_reloads_address): Invoke find_reloads_address_part for
13690 constant taken from the reg_equiv_constant array.
13692 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13694 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13695 field (valnum) the first in the struct. Replace bools with
13698 2008-01-10 Richard Guenther <rguenther@suse.de>
13700 PR tree-optimization/34651
13701 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13702 types and ordering for masking and converting.
13704 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13706 PR tree-optimization/34017
13707 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13708 also for PHI_NODE expressions.
13710 2008-01-09 Jan Hubicka <jh@suse.cz>
13712 PR tree-optimization/34708
13713 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13714 based on number of case labels.
13715 (init_inline_once): Remove switch_cost.
13716 * tree-inline.h (eni_weights_d): Remove switch_cost.
13718 2008-01-09 Richard Guenther <rguenther@suse.de>
13719 Andrew Pinski <andrew_pinski@playstation.sony.com>
13721 PR middle-end/30132
13722 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13723 temporary if an rvalue is ok or an lvalue is not required.
13725 2008-01-09 Richard Guenther <rguenther@suse.de>
13727 PR middle-end/34458
13728 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13729 adjust return type.
13731 2008-01-09 Richard Guenther <rguenther@suse.de>
13733 PR middle-end/34679
13734 * tree.c (host_integerp): Check for sizetype only if the
13735 type is an integer type.
13737 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13740 * opts.c (decode_options): Disable inlining of functions called
13741 once if not in unit-at-a-time mode.
13743 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13745 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13747 2008-01-08 Richard Guenther <rguenther@suse.de>
13749 PR middle-end/31863
13750 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13751 out early if the result will be unused.
13753 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13758 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13759 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13762 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13764 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13765 for vectorization tuned.
13767 2008-01-08 Richard Guenther <rguenther@suse.de>
13769 PR tree-optimization/34683
13770 * tree-ssa-operands.c (operand_build_cmp): Export.
13771 * tree-ssa-operands.h (operand_build_cmp): Declare.
13772 * tree-vn.c (vuses_compare): Remove.
13773 (sort_vuses): Use operand_build_cmp.
13774 (sort_vuses_heap): Likewise.
13775 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13776 to re-use old VEC if available. Do not sort already sorted VUSEs.
13777 (vdefs_to_vec): Do not sort already sorted VDEFs.
13779 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13781 PR middle-end/34694
13782 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13784 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13787 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13788 limitations of reciprocal sequences on x86 targets.
13790 2008-01-08 Richard Guenther <rguenther@suse.de>
13792 PR tree-optimization/34683
13793 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13795 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13798 * config/darwin.c (darwin_mergeable_string_section): Don't use
13799 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13801 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13804 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13805 negxf2. Macroize expander using X87MODEF mode iterator. Change
13806 predicates of op0 and op1 to register_operand.
13807 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13808 expander using X87MODEF mode iterator. Change predicates of
13809 op0 and op1 to register_operand.
13810 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13811 corresponding patterns and macroize using MODEF macro. Change
13812 predicates of op0 and op1 to register_operand and remove
13813 "m" constraint. Disparage "r" alternative with "!".
13814 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13815 macroize using X87MODEF macro. Change predicates of op0 and op1
13816 to register_operand and remove "m" constraint. Disparage "r"
13817 alternative with "!".
13818 (absneg splitter with memory operands): Remove.
13819 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13820 patterns and macroize using X87MODEF mode iterator.
13821 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13822 Change predicate of op1 to register_operand.
13823 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13824 for memory operands.
13826 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13828 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13830 2008-01-07 Richard Guenther <rguenther@suse.de>
13832 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13835 2008-01-07 Richard Guenther <rguenther@suse.de>
13837 PR tree-optimization/34683
13838 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13839 VOPs of the needed size to save memory. Use VEC_quick_push
13840 to save compile-time.
13841 (vdefs_to_vec): Likewise.
13843 2008-01-07 Sa Liu <saliu@de.ibm.com>
13845 * config/spu/spu.md (divdf3): Genetate inline code for double
13846 division. The implementation doesn't handle INF or NAN, therefore it
13847 only applies when -ffinite-math-only is given.
13849 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13852 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13853 * doc/cpp.texi ([Common Predefined Macros]): Document.
13855 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13857 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13858 order to use commutative addition instead of subtraction.
13860 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13861 Mircea Namolaru <namolaru@il.ibm.com>
13862 Vladimir Yanovsky <yanov@il.ibm.com>
13863 Revital Eres <eres@il.ibm.com>
13865 PR tree-optimization/34263
13866 * tree-outof-ssa.c (process_single_block_loop_latch,
13867 contains_tree_r): New functions.
13868 (analyze_edges_for_bb): Call process_single_block_loop_latch
13869 function to empty single-basic-block latch block if possible.
13871 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13873 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13875 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13877 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13879 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13881 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13883 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13885 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13887 PR tree-optimization/34618
13888 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13891 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13894 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13895 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13896 Update copyright year.
13898 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13899 Update copyright year.
13900 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13903 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13905 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13906 edge does not point to current bb before changing need_assert.
13908 2008-01-04 Richard Guenther <rguenther@suse.de>
13910 PR middle-end/34029
13911 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13912 for verifying purposes if they are is_gimple_min_invariant.
13914 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13916 PR tree-optimization/34448
13917 PR tree-optimization/34465
13918 * gimplify.c (gimplify_init_constructor): Add new parameter
13919 notify_temp_creation. Use it.
13920 (gimplify_modify_expr_rhs): Take volatiles into account when
13921 optimizing constructors.
13922 Do not optimize constructors if gimplify_init_constructor will dump to
13924 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13925 * gcc.c-torture/compile/pr34448.c: New.
13927 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13929 PR gcov-profile/34609
13930 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13931 return_slot if result is TREE_ADDRESSABLE.
13933 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13935 * config/mips/mips.md (sqrt_condition): Tweak comment.
13936 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13938 2008-01-03 Tom Tromey <tromey@redhat.com>
13941 * c-common.c (c_type_hash): Handle VLAs.
13943 2008-01-03 Jan Hubicka <jh@suse.cz>
13945 PR tree-optimization/31081
13946 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13947 0 when inlining and not inlining to first basic block.
13948 (remap_decl): When var is initialized to 0, don't set default_def.
13949 (expand_call_inline): Set entry_bb.
13950 * tree-inline.h (copy_body_data): Add entry_bb.
13952 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13955 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13958 PR tree-optimization/29484
13959 * tree-inline.c (inline_forbidden_p_2): New function.
13960 (inline_forbidden_p): Disallow inlining if some static var
13961 has an address of a local LABEL_DECL in its initializer.
13962 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13965 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13967 PR tree-optimization/34635
13968 * tree-data-ref.c (add_other_self_distances): Make sure that the
13969 evolution step is constant.
13971 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13973 PR middle-end/34608
13974 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13976 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13978 * tree-sra.c (scalarize_init): Insert the generate_element_init
13979 statements after the generate_element_zero statements.
13981 2008-01-02 Richard Guenther <rguenther@suse.de>
13983 PR middle-end/34093
13984 PR middle-end/31976
13985 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13986 for very large number of operands instead of ICEing.
13988 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13991 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13992 while stack probing.
13994 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13996 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13999 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14001 PR libmudflap/26442
14002 * tree-mudflap.c (mx_register_decls): Guard warning by
14003 !DECL_ARTIFICIAL check.
14005 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14007 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14008 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14009 sse5_perm<mode>): Fix constraints.