1 2008-07-02 Martin Jambor <mjambor@suse.cz>
3 * tree-switch-conversion.c: Corrected various comments and
5 (build_constructors): Fixed minor formatting mistakes.
7 * invoke.texi (Optimize Options): Corrected the
8 switch-conversion-max-branch-ratio parameter.
10 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12 * final.c (asm_insn_count): Return zero for an empty asm body.
14 2008-07-02 Richard Guenther <rguenther@suse.de>
16 * bitmap.h (bitmap_set_bit): Return bool.
17 (bitmap_clear_bit): Likewise.
18 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
19 write to the bitmap if it would.
20 (bitmap_clear_bit): Likewise.
21 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
22 bitmap_set_bit return value.
23 (add_pred_graph_edge): Likewise.
24 (add_graph_edge): Likewise.
25 (do_sd_constraint): Likewise.
26 (do_ds_constraint): Likewise.
28 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
31 Fix -Wc++-compat and/or -Wcast-qual warnings.
32 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
33 gen_regparm_prefix): Likewise.
34 * vmsdbgout.c (write_modbeg, lookup_filename,
35 vmsdbgout_source_line, vmsdbgout_init): Likewise.
37 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
39 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
40 defaults.h definition apply.
42 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
44 * function.c (assign_parm_remove_parallels): New.
45 (assign_parm_setup_block_p): Do not return true for non-BLKmode
47 (assign_parm_setup_block): Do not handle them.
48 (assign_parm_setup_reg, assign_parm_setup_stack): Call
49 assign_parm_remove_parallels.
51 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
53 * c-typeck.c (convert_for_assignment): Use
54 vector_targets_convertible_p.
55 * c-common.c (vector_targets_convertible_p): New.
56 * c-common.h (vector_targets_convertible_p): New prototype.
57 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
58 opaque_p_V2SI_type_node.
60 2008-07-01 Steve Ellcey <sje@cup.hp.com>
62 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
65 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
68 TFmode constants via two element DImode vector for hosts with
69 HOST_BITS_PER_WIDE_INT < 64.
70 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
71 also for HOST_BITS_PER_WIDE_INT < 64.
73 2008-07-01 Richard Guenther <rguenther@suse.de>
75 PR tree-optimization/36666
76 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
77 (get_constraint_exp_from_ssa_var): Split into ...
78 (get_constraint_exp_for_temp): ... this ...
79 (get_constraint_for_ssa_var): ... and that.
80 Return constraint expressions for all touched sub-fields
81 if the results address is not taken.
82 (process_constraint): Remove assertion that aggregate
83 assignments do not happen at this place.
84 (get_constraint_for_component_ref): Add address_p argument.
85 Return constraint expressions for all touched sub-fields
86 if the results address is not taken.
87 (do_deref): Use get_constraint_exp_for_temp.
88 (get_constraint_for_1): Rename from ...
89 (get_constraint_for): ... this. Add the old function as wrapper.
90 (do_structure_copy): Use get_constraint_for_1.
92 2008-07-01 Martin Jambor <mjambor@suse.cz>
94 * Makefile.in (tree-switch-conversion.o): Add.
95 (OBJS-common): Add tree-swtch-conversion.o.
96 * passes.c (init_optimization_passes): Add pass_convert_switch.
97 * tree-pass.h: (pass_convert_switch): Add.
98 * tree-switch-conversion.c: New file.
99 * gcc.dg/tree-ssa/cswtch.c: New testcase.
100 * common.opt (ftree-cswtch): New option.
101 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
102 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
103 * opts.c (decode_options): Set flag_tree_switch_conversion when
104 optimization level is >= 2.
105 * doc/invoke.texi (Optimize Options): Added description of
106 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
108 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
110 * config/darwin-driver.c (darwin_default_min_version): Fix
111 -Wc++-compat warnings.
113 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
118 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
120 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
122 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
124 PR rtl-optimization/34744
125 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
126 (df_scan_free_internal): Free data structures not
127 allocated in storage pools.
128 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
129 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
130 df_scan_free_mws_vec.
131 * dse.c (dse_step6): Free offset_map_p and offset_map_n
134 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
136 * config/i386/i386.c (contains_aligned_value_p): Return true
138 (ix86_function_arg_boundary): Return its natural boundary
140 (return_in_memory_32): Don't check TDmode.
141 (ix86_split_to_parts): Support splitting into 4 parts and
142 support TFmode for 32bit target.
143 (ix86_split_long_move): Support splitting into 4 parts.
144 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
146 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
147 (ix86_init_builtins): Here.
148 (ix86_scalar_mode_supported_p): Always return true for TFmode.
149 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
150 'q' and 'w', respectively.
152 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
154 (movtf_internal): Likewise.
155 (<code>tf2): Likewise.
156 (*absnegtf2_sse): Likewise.
157 (copysign<mode>3): Likewise.
158 (copysign<mode>3_const): Likewise.
159 (copysign<mode>3_var): Likewise.
160 (define_split UNSPEC_COPYSIGN): Likewise.
161 * config/i386/sse.md (*nandtf3): Likewise.
162 (<code>tf3): Likewise.
163 (*<code>tf3): Likewise.
165 2008-06-30 Joey Ye <joey.ye@intel.com>
166 H.J. Lu <hongjiu.lu@intel.com>
168 * global.c (compute_regsets): Set frame_pointer_needed here.
169 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
171 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
173 * doc/install.texi (specific): Expand Windows build notes.
175 2008-06-30 Ira Rosen <irar@il.ibm.com>
177 PR tree-optimization/36648
178 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
179 number of prolog iterations by step. Fix the comment.
181 2008-06-30 Richard Guenther <rguenther@suse.de>
184 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
185 handle calls from ECF_MALLOC functions.
186 (handle_pure_call): ECF_MALLOC functions do not return
188 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
190 2008-06-29 Andreas Schwab <schwab@suse.de>
192 * config/m68k/m68k.c (print_operand): Always print a float
194 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
195 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
198 * config/rs6000/x-linux64: Remove never used file.
200 2008-06-29 Richard Guenther <rguenther@suse.de>
202 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
204 (struct alias_info): Move ...
205 * tree-ssa-alias.c: ... here.
206 (update_alias_info): Declare.
207 (compute_may_aliases): Call it.
208 (update_alias_info): New function.
209 * tree-ssa-structalias.c (update_alias_info): Move ...
210 * tree-ssa-alias.c (update_alias_info_1): ... here.
211 * tree-ssa-structalias.c (process_constraint_1): Remove
212 unused from_call argument. Rename to ...
213 (process_constraint): ... this. Delete old wrapper.
214 (make_constraint_to): Adjust callers.
215 (handle_const_call): Likewise.
216 (handle_pure_call): Likewise.
217 (init_base_vars): Likewise.
218 (handle_lhs_call): Likewise. Remove unnecessary constraint.
219 (find_func_aliases): We don't need structure copies for
221 (make_constraint_from_anything): Remove.
222 (create_variable_info_for): For globals make constraints
223 from escaped, not from anything.
224 (compute_points_to_sets): Do not call update_alias_info.
225 (ipa_pta_execute): Use make_constraint_from.
227 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
229 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
230 (bitmap.o-warn, dominance.o-warn): New.
231 * configure.ac (cxx_compat_warn): Delete.
232 (loose_warn): Add -Wcast-qual and -Wc++-compat.
233 * system.h: Remove #pragma diagnostic for -Wcast-qual and
235 * configure: Regenerate.
237 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
240 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
242 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
243 * df-scan.c (df_notes_rescan): Likewise.
244 * ggc-page.c (set_page_table_entry): Likewise.
245 * intl.c (gcc_gettext_width): Likewise.
246 * varasm.c (get_unnamed_section, get_noswitch_section,
247 get_section): Likewise.
249 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
251 * regrename.c (build_def_use): Don't copy RTX.
253 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
255 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
256 (Type Attributes): Fix nesting of @table and @subsection. Adjust
257 punctuation. Use @ref instead of @xref.
258 (Function Names): Remove stray @display/@end display.
259 (C++ Attributes): Use @ref instead of @xref.
260 (Deprecated Features): Fix punctuation around @xref.
261 (Backwards Compatibility): Likewise.
262 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
264 2008-06-28 Joseph Myers <joseph@codesourcery.com>
266 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
267 constants for E500 double.
269 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
271 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
272 element type of const_vector.
274 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
276 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
277 Remove FLAGS_REG clobber from expander pattern.
278 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
279 (anddi3, andsi3, andhi3, andqi3): Ditto.
280 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
281 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
282 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
283 (ashlsi3, ashlhi3, ashlqi3): Ditto.
284 (ashrsi3, ashrhi3, ashrqi3): Ditto.
285 (lshrsi3, lshrhi3, lshrqi3): Ditto.
286 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
287 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
289 2008-06-28 Richard Guenther <rguenther@suse.de>
291 * tree-ssa-structalias.c (callused_id, var_callused,
293 (handle_pure_call): New function.
294 (find_func_aliases): Call it.
295 (find_what_p_points_to): Handle the call-used set.
296 (clobber_what_escaped): Likewise.
297 (compute_call_used_vars): New function.
298 (init_base_vars): Init the call-used variable.
299 (do_sd_constraint): Do not propagate the solution from CALLUSED
300 but use CALLUSED as a placeholder.
301 (solve_graph): Likewise.
302 * tree-flow-inline.h (gimple_call_used_vars): New function.
303 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
304 (compute_call_used_vars): Declare.
305 * tree-ssa-alias.c (set_initial_properties): Call
306 compute_call_used_vars.
307 (reset_alias_info): Clear call-used variables.
308 (add_call_clobber_ops): Assert we are not called for const/pure
309 functions. Remove handling of them.
310 (add_call_read_ops): Handle pure functions by adding the
311 call-used set of variables as VUSEs.
312 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
313 (delete_tree_ssa): Free it.
314 * tree-dfa.c (remove_referenced_var): Clear the var from the
317 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
319 * tree.c (build_varargs_function_type_list): New.
320 (build_function_type_list_1): New.
321 (build_function_type_list): Use build_function_type_list_1.
322 * tree.h (build_varargs_function_type_list): New.
324 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
327 * config/spu/spu.c (spu_builtin_splats): Do not generate
328 invalid CONST_VECTOR expressions.
329 (spu_expand_vector_init): Likewise.
331 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
333 * optabs.c (libfunc_decls): New variable.
334 (libfunc_decl_hash, libfunc_decl_eq): New functions.
335 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
336 for the same function twice.
338 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
341 ix86_expand_binary_operator directly.
342 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
346 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
347 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
348 using only one splitter. Conditionaly execute splitter before or
349 after peephole2 pass.
350 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
351 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
352 Use only one alternative in asm template.
353 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
355 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
356 "J" operand constraint for operand 2.
357 (*ashldi3_cconly_rex64): Ditto.
358 (*ashrdi3_cmp_rex64): Ditto.
359 (*ashrdi3_cconly_rex64): Ditto.
360 (*lshrdi3_cmp_rex64): Ditto.
361 (*lshrdi3_cconly_rex64): Ditto.
362 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
363 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
364 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
367 2008-06-27 Jakub Jelinek <jakub@redhat.com>
369 * gimplify.c (omp_is_private): Don't return true if decl is not
370 already private on #pragma omp for or #pragma omp parallel for.
373 * tree-cfg.c (struct move_stmt_d): Replace block field with
374 orig_block and new_block fields.
375 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
376 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
377 (move_block_to_fn): Replace vars_map and new_label_map arguments
378 with struct move_stmt_d pointer.
379 (replace_block_vars_by_duplicates): New function.
380 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
381 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
382 all subblocks of ORIG_BLOCK to the new function. Call
383 replace_block_vars_by_duplicates.
384 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
385 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
386 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
387 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
388 (expand_omp): Temporarily set input_location to the location of
389 region's controlling stmt.
390 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
391 BIND_EXPR, push ctx->block_vars and gimplification vars into
392 the BIND_EXPR and its block's BLOCK_VARS instead of directly
394 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
395 there are any BLOCK_VARS.
396 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
397 OMP_PARALLEL or OMP_TASK stmt.
398 (lower_omp): Save and restore input_location around the lower_omp_1
401 2008-06-27 Richard Guenther <rguenther@suse.de>
403 PR tree-optimization/36400
404 PR tree-optimization/36373
405 PR tree-optimization/36344
406 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
407 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
408 (update_alias_info): Remove call clobbering code.
409 (make_constraint_to): New helper function.
410 (make_escape_constraint): Likewise.
411 (handle_rhs_call): Use it on all pointer containing arguments.
412 Also mark the static chain escaped.
413 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
415 (make_constraint_from): New helper split out from ...
416 (make_constraint_from_anything): ... here.
417 (find_func_aliases): Add constraints for escape sites.
418 (intra_create_variable_infos): Make constraints from NONLOCAL
420 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
422 (clobber_what_p_points_to): Remove.
423 (clobber_what_escaped): New function.
424 (init_base_vars): Init NONLOCAL and ESCAPED.
425 (do_sd_constraint): Do not propagate the solution from ESCAPED
426 but use ESCAPED as a placeholder.
427 (solve_graph): Likewise.
428 * tree-flow.h (clobber_what_p_points_to): Remove.
429 (clobber_what_escaped): Declare.
430 * tree-ssa-alias.c (set_initial_properties): Call it.
431 Remove code clobbering escaped pointers.
433 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
435 * function.c (allocate_struct_function): Only allocate a unique
436 funcdef_no if the decl is nonzero.
438 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
440 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
441 * config/mips/mips.c (mips_split_const_insns): New function.
442 * config/mips/mips.md (move_type): New attribute.
443 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
444 (dword_mode): New attribute.
445 (type): Avoid long line. Map "move_type"s to "type"s,
446 choosing "multi" for doubleword moves if appropriate.
447 Swap MTC/MFC comments to match their declaration order.
448 (extended_mips16): Default to "yes" if "move_type" is "sll0",
449 "type" is "branch" or "jal" is "direct".
450 (length): Handle "extended_mips16" first. Make the default
451 "0" for "ghost" instructions. Set the length from "move_type".
452 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
453 of "type", with "sll0" for the register alternative. Remove the
454 "extended_mips16" attribute.
455 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
456 of "type", with "shift_shift" for the register alternative.
457 Remove the "length" attribute.
458 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
459 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
460 of "type", with "andi" for the register alternative.
461 (*zero_extendqihi2): Likewise.
462 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
463 of "andi" instead of a "type" of "arith".
464 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
466 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
467 (mov_<store>r, *mov<mode>_ra): Likewise.
468 (extendsidi2): Use "move_type" instead of "type", with "move"
469 for the register alternative.
470 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
471 of "type", with "signext" for the register alternative.
472 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
473 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
474 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
475 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
476 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
477 (unnamed branch insn): Likewise.
478 (*movdi_gp32_fp64): Fold into...
479 (*movdi_32bit): ...here.
480 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
481 (*movdf_hardfloat): ...this new pattern.
482 (*movdf_softfloat): Remove redundant FPR alternatives.
483 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
484 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
485 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
486 the "move" attribute.
487 (*movdi_32bit): Use "move_type" instead of "type" and remove the
488 "length" attribute. Use "fpload" and "fpstore" instead of "load"
489 and "store" for COP loads and stores.
490 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
491 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
492 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
493 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
494 (*movtf_mips16, *movv2sf): Likewise.
495 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
496 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
497 (mfhc1<mode>): Use "move_type" instead of "move".
498 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
499 (loadgp_blockage): Remove the "length" attribute.
500 (blockage, set_got_version, update_got_version): Likewise.
501 (call_internal): Remove the "extended_mips16" attribute.
502 (call_value_internal, call_value_multiple_internal): Likewise.
503 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
505 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
506 the "length" attribute.
508 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
510 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
511 -Wcast-qual warnings.
512 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
513 handle_pragma_pop_macro): Likewise.
514 * collect2.c (resolve_lib_name): Likewise.
515 * config/arc/arc.c (arc_init): Likewise.
516 * config/arm/arm.c (neon_builtin_compare,
517 locate_neon_builtin_icode): Likewise.
518 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
519 * config/bfin/bfin.c (bfin_init_machine_status,
520 bfin_optimize_loop): Likewise.
521 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
522 * config/cris/cris.c (cris_init_expanders): Likewise.
523 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
524 * config/darwin.c (machopic_indirection_eq,
525 machopic_indirection_name, machopic_output_indirection): Likewise.
526 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
527 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
528 frv_optimize_membar): Likewise.
529 * config/i386/cygwin.h (mingw_scan,
530 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
531 * config/i386/cygwin1.c (mingw_scan): Likewise.
532 * config/i386/i386.c (machopic_output_stub): Likewise.
533 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
534 i386_pe_unique_section): Likewise.
535 * config/ia64/ia64.c (ia64_init_machine_status,
536 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
538 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
539 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
540 * config/m68k/m68k.c (m68k_handle_option,
541 m68k_sched_md_init_global): Likewise.
542 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
543 mcore_unique_section): Likewise.
544 * config/mips/mips.c (mips_block_move_straight,
545 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
547 * config/mmix/mmix.c (mmix_init_machine_status,
548 mmix_encode_section_info): Likewise.
549 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
550 * config/rs6000/rs6000.c (rs6000_init_machine_status,
551 print_operand_address, output_toc, redefine_groups,
552 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
553 * config/s390/s390.c (s390_init_machine_status): Likewise.
554 * config/score/score.c (score_block_move_straight,
555 score_block_move_loop_body): Likewise.
556 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
557 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
558 * emit-rtl.c (find_auto_inc): Likewise.
559 * gcc.c (translate_options, process_command): Likewise.
560 * reorg.c (dbr_schedule): Likewise.
561 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
562 * xcoffout.c (xcoffout_declare_function): Likewise.
564 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
566 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
567 ipa-pta working again.
569 2008-06-27 David Edelsohn <edelsohn@gnu.org>
571 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
574 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
576 * config.gcc (powerpc*-*-*): Add new core e500mc.
577 * config/rs6000/e500mc.md: New file.
578 * config/rs6000/rs6000.c (processor_costs): Add new costs for
580 (rs6000_override_options): Add e500mc case to
581 processor_target_table. Altivec and Spe options not allowed
582 with e500mc. Add isel instruction to e500mc by
583 default. Initialize rs6000_cost for e500mc.
584 (rs6000_issue_rate): Set issue rate for e500mc.
585 * config/rs6000/rs6000.h (processor_type): Add
587 (ASM_CPU_SPEC): Add e500mc.
588 Set TARGET_ISEL to rs6000_isel.
589 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
590 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
591 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
593 * doc/invoke.texi: Add e500mc to list of cpus.
595 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
598 * c-lex.c (lex_charconst): Initialize unsignedp.
600 2008-06-27 Olivier Hainque <hainque@adacore.com>
602 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
603 documented assumptions.
605 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
607 * dwarf2out.c: Remove trailing white spaces. Break long line
610 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
612 * libfuncs.h (LTI_synchronize): New libfunc_index.
613 (synchronize_libfunc): Declare.
614 * builtins.c (expand_builtin_synchronize): Consider using
615 synchronize_libfunc before falling back on an asm blockage.
616 * config/mips/mips.c: Include libfuncs.h
617 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
619 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
621 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
622 parameter. Copy stack_reg to r11 where appropriate.
623 (no_global_regs_above): Add gpr parameter.
624 (rs6000_stack_info): Only add padding for SPE save area if we
625 are saving SPE GPRs and CR.
626 (saveres_routine_syms): New variable.
627 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
629 (rs6000_savres_routine_sym): New function.
630 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
632 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
633 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
634 Tweak FPR out-of-line saving.
635 (rs6000_make_savres_rtx): New function.
636 (rs6000_use_multiple_p): New function.
637 (rs6000_savres_strategy): New function.
638 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
639 out-of-line if appropriate.
640 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
641 if we are optimizing for size.
642 (GP_SAVE_INLINE): Define.
643 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
644 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
645 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
646 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
647 (*save_fpregs_<mode>): Add use of r11.
648 (*restore_gpregs_<mode>): New insn.
649 (*return_and_restore_gpregs_<mode>): New insn.
650 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
652 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
653 (*restore_gpregs_spe): New insn.
654 (*return_and_restore_gpregs_spe): New insn.
655 * config/rs6000/predicates.md (save_world_operation): Fix check.
657 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
659 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
660 this point, so assert that.
662 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
664 * cfganal.c: Include vec.h and vecprim.h.
665 (compute_idf): Import from...
666 * tree-into-ssa (compute_idf): ...here.
667 * basic-block.h (compute_idf): Export.
669 2008-06-26 Joseph Myers <joseph@codesourcery.com>
671 * c-decl.c (merge_decls): Use !current_function_decl to check for
672 extern declaration of C99 inline function being at file scope.
674 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
676 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
678 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
680 * alias.c (record_alias_subset, init_alias_analysis): Fix
681 -Wc++-compat and/or -Wcast-qual warnings.
682 * attribs.c (lookup_attribute_spec): Likewise.
683 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
684 copy_bb, connect_traces,
685 find_rarely_executed_basic_blocks_and_cr): Likewise.
686 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
687 note_btr_set, migrate_btr_defs): Likewise.
688 * builtins.c (result_vector, expand_builtin_memcpy,
689 expand_builtin_mempcpy_args, expand_builtin_strncpy,
690 builtin_memset_read_str, expand_builtin_printf,
691 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
693 * caller-save.c (mark_set_regs): Likewise.
694 * calls.c (expand_call, emit_library_call_value_1): Likewise.
695 * cgraph.c (cgraph_edge): Likewise.
696 * combine.c (likely_spilled_retval_1): Likewise.
697 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
698 htab_counts_entry_del, get_coverage_counts): Likewise.
699 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
700 new_cselib_val): Likewise.
701 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
702 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
704 * df-core.c (df_compact_blocks): Likewise.
705 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
706 * df-scan.c (df_grow_reg_info, df_ref_create,
707 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
708 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
709 df_record_entry_block_defs, df_record_exit_block_uses,
710 df_bb_verify): Likewise.
711 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
712 DF_REF_EXTRACT_MODE_CONST): New.
713 * dominance.c (get_immediate_dominator, get_dominated_by,
714 nearest_common_dominator, root_of_dom_tree,
715 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
716 -Wc++-compat and/or -Wcast-qual warnings.
717 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
718 record_store, replace_read, check_mem_read_rtx, scan_insn,
719 dse_step1, dse_record_singleton_alias_set): Likewise.
720 * dwarf2asm.c (dw2_force_const_mem): Likewise.
722 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
724 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
725 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
726 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
727 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
728 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
729 add_ranges_num, add_ranges_by_labels, file_info_cmp,
730 file_name_acquire, output_file_names, add_const_value_attribute,
731 premark_used_types_helper, file_table_eq, file_table_hash,
732 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
733 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
734 -Wcast-qual warnings.
735 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
736 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
737 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
738 gen_reg_rtx, start_sequence, init_emit): Likewise.
739 * et-forest.c (et_new_occ, et_new_tree): Likewise.
740 * except.c (init_eh_for_function, gen_eh_region,
741 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
742 arh_to_landing_pad, arh_to_label, add_action_record,
743 add_call_site, switch_to_exception_section): Likewise.
744 * expmed.c (synth_mult): Likewise.
745 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
746 store_expr): Likewise.
747 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
749 * function.c (assign_stack_temp_for_type,
750 allocate_struct_function, match_asm_constraints_1): Likewise.
751 * gcov-io.c (gcov_allocate): Likewise.
752 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
753 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
754 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
755 record_one_set, insert_expr_in_table, insert_set_in_table,
756 dump_hash_table, compute_hash_table_work, alloc_hash_table,
757 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
758 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
759 -Wcast-qual warnings.
761 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
763 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
764 -Wcast-qual warnings.
765 * gcc.c (process_command): Likewise.
766 * genattrtab.c (oballoc): Use XOBNEW.
767 (oballocvec): Define.
768 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
769 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
770 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
771 -Wc++-compat and/or -Wcast-qual warnings.
772 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
773 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
774 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
775 gen_presence_absence_set, gen_automaton, gen_regexp_el,
776 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
777 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
778 add_excls, process_presence_absence_names,
779 process_presence_absence_patterns, add_presence_absence,
780 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
781 get_free_state, add_arc, get_free_automata_list_el,
782 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
783 transform_3, cache_presence, create_ainsns, create_automata,
784 create_state_ainsn_table, dfa_insn_code_enlarge,
785 output_trans_func, output_min_issue_delay_func,
786 output_dead_lock_func, output_reset_func,
787 output_get_cpu_unit_code_func, output_dfa_start_func,
788 expand_automata): Likewise.
789 * genextract.c (gen_insn): Likewise.
790 * gengtype-lex.l: Likewise.
791 * gengtype.c (read_input_list, adjust_field_type,
792 process_gc_options): Likewise.
793 * genoutput.c (note_constraint): Likewise.
794 * genpreds.c (mangle, add_constraint): Likewise.
795 * genrecog.c (process_define_predicate, new_decision,
796 add_to_sequence): Likewise.
797 * gensupport.c (record_insn_name): Likewise.
799 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
801 * config/i386/driver-i386.c (detect_caches_amd,
802 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
803 and/or -Wcast-qual warnings.
804 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
805 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
806 gt_pch_save): Likewise.
807 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
808 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
809 * global.c (compute_regsets): Likewise.
810 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
811 finish_graph_dump_file): Likewise.
812 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
813 unlink_bb_notes): Likewise.
814 * integrate.c (get_hard_reg_initial_val): Likewise.
815 * ipa-prop.c (ipa_push_func_to_list): Likewise.
816 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
817 * local-alloc.c (update_equiv_regs): Likewise.
818 * loop-invariant.c (check_invariant_table_size,
819 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
821 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
822 altered_reg_used, mark_altered): Likewise.
823 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
824 insert_var_expansion_initialization,
825 combine_var_copies_in_loop_exit, apply_opt_in_copies,
826 release_var_copies): Likewise.
827 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
828 analyze_matrix_decl, add_allocation_site, analyze_transpose,
829 analyze_accesses_for_phi_node, check_var_notmodified_p,
830 check_allocation_function, find_sites_in_func,
831 record_all_accesses_in_func, transform_access_sites,
832 transform_allocation_sites): Likewise.
833 * omp-low.c (new_omp_region, create_omp_child_function_name,
834 check_omp_nesting_restrictions, check_combined_parallel,
835 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
836 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
837 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
838 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
840 * opts-common.c (prune_options): Likewise.
841 * opts.c (add_input_filename, print_filtered_help,
842 get_option_state): Likewise.
843 * params.c (add_params): Likewise.
844 * passes.c (set_pass_for_id, next_pass_1,
845 do_per_function_toporder, pass_fini_dump_file): Likewise.
846 * postreload.c (reload_cse_simplify_operands): Likewise.
847 * predict.c (tree_predicted_by_p, tree_predict_edge,
848 clear_bb_predictions, combine_predictions_for_bb): Likewise.
850 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
852 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
854 * recog.c (check_asm_operands, validate_change_1): Likewise.
855 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
856 subst_asm_stack_regs): Likewise.
857 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
858 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
859 * regmove.c (reg_is_remote_constant_p): Likewise.
860 * regrename.c (regrename_optimize, scan_rtx_reg,
861 kill_clobbered_value, kill_set_value, kill_autoinc_value):
863 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
864 regstat_compute_calls_crossed): Likewise.
865 * reload1.c (init_reload, new_insn_chain,
866 has_nonexceptional_receiver, reload, copy_reloads,
867 calculate_needs_all_insns, init_elim_table): Likewise.
868 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
869 * rtl.c (shallow_copy_rtx_stat): Likewise.
870 * rtlanal.c (parms_set): Likewise.
871 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
872 sbitmap_resize, sbitmap_vector_alloc): Likewise.
873 * sched-ebb.c (earliest_block_with_similiar_load,
874 add_deps_for_risky_insns): Likewise.
875 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
876 schedule_region): Likewise.
877 * see.c (eq_descriptor_pre_extension,
878 hash_descriptor_pre_extension, hash_del_pre_extension,
879 eq_descriptor_properties, hash_descriptor_properties,
880 hash_del_properties, see_seek_pre_extension_expr,
881 see_initialize_data_structures, see_print_register_properties,
882 see_print_pre_extension_expr, see_delete_merged_def_extension,
883 see_delete_unmerged_def_extension, see_emit_use_extension,
884 see_pre_delete_extension, see_map_extension, see_commit_changes,
885 see_analyze_merged_def_local_prop,
886 see_analyze_merged_def_local_prop,
887 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
888 see_set_prop_merged_def, see_set_prop_unmerged_def,
889 see_set_prop_unmerged_use, see_print_one_extension,
890 see_merge_one_use_extension, see_merge_one_def_extension,
891 see_store_reference_and_extension, see_update_uses_relevancy,
892 see_update_defs_relevancy): Likewise.
893 * statistics.c (hash_statistics_hash, hash_statistics_eq,
894 hash_statistics_free, curr_statistics_hash): Likewise.
895 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
896 expand_asm_operands, expand_return, case_bit_test_cmp,
897 expand_case): Likewise.
898 * stor-layout.c (start_record_layout): Likewise.
899 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
900 gt_pch_save_stringpool): Likewise.
901 * tree-data-ref.c (hash_stmt_vertex_info,
902 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
903 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
905 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
908 * config/i386/i386.md : Change constraints of HImode and QImode
909 immediate operands from "i" to "n". Change SImode "ni" constraint to
910 "i" and SImode "rmi" constraint to "g". Remove all constraints
911 from const0_operand and const1_operand predicated operands.
912 (i): Change QImode and HImode attribute from "i" to "n".
913 (*subqi_2): Change HImode operands to QImode.
916 2008-06-25 Olivier Hainque <hainque@adacore.com>
918 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
921 2008-06-25 Richard Guenther <rguenther@suse.de>
923 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
924 not overflow the result type.
926 2008-06-25 Richard Guenther <rguenther@suse.de>
928 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
929 (vn_lookup): Likewise.
931 2008-06-25 Richard Guenther <rguenther@suse.de>
933 PR tree-optimization/35518
934 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
935 * tree-sra.c (instantiate_element): Use fold_build3 to build
937 (try_instantiate_multiple_fields): Likewise.
939 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
941 * config/rs6000/rs6000.md: Change all string instruction's clobber to
944 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
946 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
947 use_backchain_to_restore_sp to true
948 if the offset of the link register save area would go over the 32k - 1
949 offset limit of the load
952 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
954 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
955 anchor for the type-punning blurb. Cross-reference "Structures
956 unions enumerations and bit-fields implementation". Provide a
957 cast-through-pointer example. Make final sentence self-contained.
958 * doc/implement-c.texi (Structures unions enumerations and
959 bit-fields implementation): Cross-reference the type-punning blurb
960 in the -fstrict-aliasing documentation.
962 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
965 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
966 the memory instead of the memory itself for the save area.
968 2008-06-24 Olivier Hainque <hainque@adacore.com>
969 Nicolas Roche <roche@adacore.com>
971 * gengtype.c (srcdir_len): size_t instead of int.
972 (get_file_realbasename): New function. For F a filename, the real
973 basename of F, with all the path components stripped.
974 (get_file_srcdir_relative_path): New function. For F a filename, the
975 relative path to F from $(srcdir).
976 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
977 get_file_realbasename. Adjust the head comment.
978 (get_prefix_langdir_index): New function. For F a filename, return the
979 lang_dir_names[] relative index of the language directory that is
981 (get_file_langdir): For F a filename, return the name of the language
982 directory where F is located.
983 (get_file_gtfilename): New function. The gt- output file name for an
985 (get_output_file_with_visibility): Replace in-line computations with
986 uses of get_file_gtfilename and get_prefix_langdir_index.
987 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
989 2008-06-24 Jakub Jelinek <jakub@redhat.com>
991 PR tree-optimization/36504
992 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
993 references without base address.
995 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
998 * calls.c (expand_call): Increase alignment for recursive functions.
1000 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1002 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1003 (TARGET_FUNCTION_VALUE): New define.
1004 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1005 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1007 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1009 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1010 (fmod<mode>3): Ditto.
1011 (remainderxf3): Ditto.
1012 (remainder<mode>3): Ditto.
1014 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1017 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1018 REG is a hard register.
1020 PR tree-optimization/36508
1021 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1022 499, don't check it at all in release compilers.
1024 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1027 together with SSE_TARGET_MATH to disable insn pattern.
1028 (*fop_<MODEF:mode>_2_i387): Ditto.
1029 (*fop_<MODEF:mode>_3_i387): Ditto.
1031 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1033 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1035 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1038 * gimplify.c (gimplify_asm_expr): Check the return code of
1039 parse_output_constraint call, set function return and is_inout
1042 2008-06-22 Ian Lance Taylor <iant@google.com>
1044 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1045 (narrowest_signed_type): Likewise.
1046 * c-typeck.c (c_common_type): Change local variable mclass to enum
1048 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1049 tcc_comparison, not the tree code itself.
1050 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1051 (c_expand_expr): Cast modifier to enum expand_modifier.
1052 * c-common.h (C_RID_CODE): Add casts.
1053 (C_SET_RID_CODE): Define.
1054 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1055 (c_lex_one_token): Add cast to avoid warning.
1056 (c_parser_objc_type_name): Rename local typename to type_name.
1057 (check_no_duplicate_clause): Change code parameter to enum
1059 (c_parser_omp_var_list_parens): Change kind parameter to enum
1061 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1062 c_parser_omp_list_var_parens.
1063 (c_parser_omp_threadprivate): Likewise.
1064 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1065 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1066 * c-format.c (NO_FMT): Define.
1067 (printf_length_specs): Use NO_FMT.
1068 (asm_fprintf_length_specs): Likewise.
1069 (gcc_diag_length_specs): Likewise.
1070 (scanf_length_specs): Likewise.
1071 (strfmon_length_specs): Likewise.
1072 (gcc_gfc_length_specs): Likewise.
1073 (printf_flag_specs): Change 0 to STD_C89.
1074 (asm_fprintf_flag_specs): Likewise.
1075 (gcc_diag_flag_specs): Likewise.
1076 (gcc_cxxdiag_flag_specs): Likewise.
1077 (scanf_flag_specs): Likewise.
1078 (strftime_flag_specs): Likewise.
1079 (strfmon_flag_specs): Likewise.
1080 (print_char_table): Likewise.
1081 (asm_fprintf_char_table): Likewise.
1082 (gcc_diag_char_table): Likewise.
1083 (gcc_tdiag_char_table): Likewise.
1084 (gcc_cdiag_char_table): Likewise.
1085 (gcc_cxxdiag_char_table): Likewise.
1086 (gcc_gfc_char_table): Likewise.
1087 (scan_char_table): Likewise.
1088 (time_char_table): Likewis.
1089 (monetary_char_table): Likewise.
1090 * c-format.h (BADLEN): Likewise.
1092 2008-06-21 Ian Lance Taylor <iant@google.com>
1094 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1095 Define END_OF_BASE_TREE_CODES around inclusion.
1096 * tree.c (tree_code_type): New global array.
1097 (tree_code_length, tree_code_name): Likewise.
1098 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1100 (all-tree.def, s-alltree): New targets.
1101 (gencheck.h, s-gencheck): Remove.
1102 (tree.o): Depend upon all-tree.def.
1103 (build/gencheck.o): Remove gencheck.h dependency.
1104 (mostlyclean): Don't remove gencheck.h.
1105 * c-common.h (enum c_tree_code): Remove.
1106 * c-lang.c (tree_code_type): Remove.
1107 (tree_code_length, tree_code_name): Remove.
1108 * gencheck.c (tree_codes): Include all-tree.def, rather than
1109 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1111 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1113 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1114 (operator_name_info): Size to MAX_TREE_CODES.
1115 (assignment_operator_name_info): Likewise.
1116 * cp/cp-lang.c (tree_code_type): Remove.
1117 (tree_code_length, tree_code_name): Remove.
1118 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1119 (assignment_operator_name_info): Likewise.
1120 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1122 * cp/mangle.c (write_expression): Likewise.
1123 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1124 * fortran/f95-lang.c (tree_code_type): Remove.
1125 (tree_code_length, tree_code_name): Remove.
1126 * java/java-tree.h (enum java_tree_code): Remove.
1127 * java/lang.c (tree_code_type): Remove.
1128 (tree_code_length, tree_code_name): Remove.
1129 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1130 * objc/objc-act.h (enum objc_tree_code): Remove.
1131 * objc/objc-lang.c (tree_code_type): Remove.
1132 (tree_code_length, tree_code_name): Remove.
1133 * objcp/objcp-lang.c (tree_code_type): Remove.
1134 (tree_code_length, tree_code_name): Remove.
1135 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1136 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1137 * ada/misc.c (tree_code_type): Remove.
1138 (tree_code_length, tree_code_name): Remove.
1140 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1142 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1143 the grand_bitmap_obstack.
1145 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1147 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1148 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1149 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1150 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1151 move_stmt_r, new_label_mapper): Likewise.
1152 * tree-complex.c (cvc_lookup): Likewise.
1153 * tree-dfa.c (create_function_ann): Likewise.
1154 * tree-dump.c (dump_register): Likewise.
1155 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1156 find_phi_replacement_condition): Likewise.
1157 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1158 tree_function_versioning): Likewise.
1159 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1160 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1161 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1162 get_nonlocal_debug_decl, convert_nonlocal_reference,
1163 convert_nonlocal_omp_clauses, get_local_debug_decl,
1164 convert_local_reference, convert_local_omp_clauses,
1165 convert_nl_goto_reference, convert_nl_goto_receiver,
1166 convert_tramp_reference, convert_call_expr): Likewise.
1167 * tree-outof-ssa.c (contains_tree_r): Likewise.
1168 * tree-parloops.c (reduction_phi, initialize_reductions,
1169 eliminate_local_variables_1, add_field_for_reduction,
1170 add_field_for_name, create_phi_for_local_result,
1171 create_call_for_reduction_1, create_loads_for_reductions,
1172 create_stores_for_reduction, create_loads_and_stores_for_name):
1174 * tree-phinodes.c (allocate_phi_node): Likewise.
1175 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1176 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1177 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1178 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1179 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1180 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1181 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1182 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1183 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1184 vn_nary_op_insert): Likewise.
1185 * tree-ssa.c (redirect_edge_var_map_add,
1186 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1187 * tree-vectorizer.c (vectorize_loops): Likewise.
1188 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1189 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1190 tree_cons_stat, build1_stat, build_variant_type_copy,
1191 decl_init_priority_lookup, decl_fini_priority_lookup,
1192 decl_priority_info, decl_restrict_base_lookup,
1193 decl_restrict_base_insert, decl_debug_expr_lookup,
1194 decl_debug_expr_insert, decl_value_expr_lookup,
1195 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1196 type_hash_add, get_file_function_name, tree_check_failed,
1197 tree_not_check_failed, tree_range_check_failed,
1198 omp_clause_range_check_failed, build_omp_clause,
1199 build_vl_exp_stat): Likewise.
1200 * value-prof.c (gimple_histogram_value,
1201 gimple_duplicate_stmt_histograms): Likewise.
1202 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1203 unshare_variable, variable_union_info_cmp_pos, variable_union,
1204 dataflow_set_different_1, dataflow_set_different_2,
1205 vt_find_locations, variable_was_changed, set_variable_part,
1206 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1207 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1208 section_entry_hash, object_block_entry_eq,
1209 object_block_entry_hash, create_block_symbol,
1210 initialize_cold_section_name, default_function_rodata_section,
1211 strip_reg_name, set_user_assembler_name, const_desc_eq,
1212 build_constant_desc, output_constant_def, lookup_constant_def,
1213 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1214 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1215 default_internal_label): Likewise.
1216 * varray.c (varray_init, varray_grow): Likewise.
1217 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1219 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1221 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1222 operators for "test" insn. Macroize insn using SWI mode macro.
1223 (*jcc_fused_2): Ditto.
1224 (*jcc_fused_3): Macroize insn using SWI mode macro.
1225 (*jcc_fused_4): Ditto.
1227 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1229 * tree-ssa-pre.c: Fix typo in comment.
1230 (init_antic, fini_antic): Add explicit funtions for
1231 initializing and deinitializing ANTIC and AVAIL sets.
1232 (create_expression_by_pieces): Fix typo in comment.
1233 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1234 (execute_pre): Eventually dump details about ANTIC_IN.
1236 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1238 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1239 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1240 add_to_obstack, file_at_path, find_a_file, execute,
1241 add_preprocessor_option, add_assembler_option, add_linker_option,
1242 process_command, insert_wrapper, do_option_spec, do_self_spec,
1243 spec_path, do_spec_1, is_directory, main, used_arg,
1244 getenv_spec_function): Likewise.
1245 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1246 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1249 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1251 * doc/rtl.texi: Updated subreg section.
1253 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1256 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1257 node->needed and node->reachable.
1258 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1259 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1260 (expand_task_call): Don't call expand_task_copyfn.
1261 (expand_task_copyfn): Renamed to...
1262 (finalize_task_copyfn): ... this.
1264 2008-06-19 Jan Hubicka <jh@suse.cz>
1266 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1267 clobbering framepointer.
1269 2008-06-19 Jan Hubicka <jh@suse.cz>
1271 * tree-optimize.c (execute_early_local_optimizations): Set
1272 cgraph_state only at first invocation.
1274 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1276 * system.h (-Wc++-compat): Activate as a warning, no an error.
1278 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1281 instead of "#" in insn asm template.
1282 (*jcc_fused_2): Ditto.
1284 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1286 * config/i386/i386.h (ix86_tune_indices)
1287 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1288 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1289 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1290 (*jcc_fused_2): Ditto.
1291 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1292 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1293 (print operand): Handle 'E' and 'e' code.
1295 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1297 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1298 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1299 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1301 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1303 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1305 (cgraph_expand_function): Use local copy of decl.
1306 (cgraph_expand_all_functions): Remove redundant initialization of
1308 (cgraph_optimize): Reword internal_error message.
1310 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1312 * arm-protos.h (arm_return_in_memory): Remove public
1313 arm_return_in_memory() prototype.
1314 * arm.c (arm_return_in_memory): Add static prototype, add target
1315 hook macro, change definition and comments.
1316 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1318 2008-06-19 Ben Elliston <bje@au.ibm.com>
1320 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1321 real.c: Remove references to IEEE 754R.
1322 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1323 * doc/libgcc.texi (Decimal float library routines): Likewise.
1325 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1327 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1328 (default_unwind_word_mode): Add prototype.
1329 * targhooks.c (default_unwind_word_mode): New function.
1330 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1331 instead of word_mode.
1332 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1333 (TARGET_INITIALIZER): Use it.
1335 * c-common.c (handle_mode_attribute): Support "unwind_word"
1337 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1339 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1340 word_mode to access SjLj_Function_Context member "data".
1341 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1342 conversion from targetm.eh_return_filter_mode () to
1343 targetm.unwind_word_mode () if they differ.
1345 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1346 (BT_FN_UNWINDWORD_PTR): New function type.
1347 (BT_FN_WORD_PTR): Remove.
1348 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1349 * except.c (expand_builtin_extend_pointer): Convert pointer to
1350 targetm.unwind_word_mode () instead of word_mode.
1352 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1353 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1354 (spu_unwind_word_mode): New function.
1355 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1356 (TARGET_UNWIND_WORD_MODE): Define.
1357 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1359 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1361 * config/spu/spu.c (reg_align): Remove.
1362 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1363 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1364 (spu_split_store): Likewise.
1366 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1368 * gcc/tree-vn.c: Fix typo in comment.
1370 2008-06-18 Jan Hubicka <jh@suse.cz>
1372 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1373 toplevel reorder too.
1375 2008-06-18 Jan Hubicka <jh@suse.cz>
1377 * c-opts.c (c_common_post_options): PCH is not compatible with
1379 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1380 -fno-toplevel-reorder by default now.
1382 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1384 PR documentation/30739
1385 * doc/install.texi (Prerequisites): Document dependency on awk.
1387 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1388 Ian Lance Taylor <iant@google.com>
1390 PR rtl-optimization/35604
1391 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1392 only want to change jump destinations, not eventual label comparisons.
1394 2008-06-16 Jan Hubicka <jh@suse.cz>
1396 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1398 (cgraph_analyze_function): Likewise.
1400 2008-06-16 Jan Hubicka <jh@suse.cz>
1402 * cgraph.h (cgraph_mark_if_needed): New function.
1403 * cgraphunit.c (cgraph_mark_if_needed): New function.
1404 * c-decl.c (duplicate_decl): Use it.
1406 2008-06-16 Jan Hubicka <jh@suse.cz>
1408 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1411 2008-06-16 Jan Hubicka <jh@suse.cz>
1413 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1415 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1416 Kazu Hirata <kazu@codesourcery.com>
1417 Maxim Kuvyrkov <maxim@codesourcery.com
1419 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1420 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1421 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1422 EXTRA_SPEC_FUNCTIONS.
1423 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1424 (DRIVER_SELF_SPECS): Adjust.
1425 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1426 * config/mips/st.h, config/mips/t-st: New.
1427 * config/mips/driver-native.c, config/mips/x-native: New.
1428 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1431 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1433 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1435 (ISA_HAS_FP_CONDMOVE): New macro.
1436 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1437 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1438 (ISA_HAS_NMADD3_NMSUB3): New macro.
1439 * config/mips/mips.c (mips_rtx_costs): Update.
1440 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1441 compiling for ST Loongson 2E/2F.
1442 (madd<mode>): Rename to madd4<mode>. Update.
1443 (madd3<mode>): New pattern.
1444 (msub<mode>): Rename to msub4<mode>. Update.
1445 (msub3<mode>): New pattern.
1446 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1447 (nmadd3<mode>): New pattern.
1448 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1449 (nmadd3<mode>_fastmath): New pattern.
1450 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1451 (nmsub3<mode>): New pattern.
1452 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1453 (nmsub3<mode>_fastmath): New pattern.
1454 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1456 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1458 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1459 (DF_REF_INSN_INFO): New.
1460 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1461 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1462 with a NULL DF_REF_INSN_INFO.
1463 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1465 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1466 DF_INSN_INFO_EQ_USES): New.
1467 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1468 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1469 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1470 * df-core.c: Update comment for above changes.
1471 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1472 DF_INSN_UID_* macros.
1473 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1474 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1475 insn rtx. Update all callers.
1476 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1477 df_ref_create_structure, df_insn_refs_collect): Likewise.
1478 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1479 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1480 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1481 macros to access the insn refs.
1482 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1483 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1484 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1485 for accessing the refs.
1486 (try_fwprop_subst): Likewise.
1487 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1488 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1489 for accessing the refs.
1490 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1491 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1492 to look at the insn refs.
1493 (record_uses): Likewise.
1494 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1496 (mark_artificial_uses): Don't mark_insn for artificial refs.
1497 (mark_reg_rependencies): Likewise.
1499 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1501 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1503 * configure: Regenerate.
1505 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1507 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1508 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1509 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1511 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1513 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1514 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1515 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1517 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1519 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1520 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1521 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1523 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1525 * tree-ssa-sccvn.c: Fix format of comments.
1527 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1529 * cgraph.c: Remove unneeded forward declarations of eq_node()
1532 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1534 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1536 (see_update_relevancy): Likewise.
1537 * fwprop.c (try_fwprop_subst): Likewise.
1538 * rtlanal.c (noop_move_p): Likewise.
1539 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1540 notes to non-existing libcall blocks.
1541 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1543 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1544 (dead_libcall_p): Remove.
1545 (delete_trivially_dead_insns): Don't use it.
1546 * web.c (union_defs): Remove comment about keeping nops.
1547 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1548 (compute_hash_table_work): Don't track libcall notes.
1549 (do_local_cprop): Don't take libcall pointers. Don't update
1551 (adjust_libcall_notes): Deleted.
1552 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1553 ever have existed in the first place).
1554 (replace_store_insn): Don't try to remove libcall notes.
1555 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1556 (resolve_reg_notes): Don't call them.
1557 (resolve_simple_move): Likewise.
1558 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1559 Don't remove REG_RETVAL notes.
1560 * emit-rtl.c (try_split): Don't update libcall notes.
1561 (emit_copy_of_insn_after): Dito.
1562 * cselib.c (cselib_current_insn_in_libcall): Remove.
1563 (cselib_process_insn): Don't set/clear it.
1564 (new_elt_loc_list): Don't record it.
1565 (cselib_init): Don't initialize it.
1566 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1567 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1569 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1570 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1571 (init_deps): Don't initialize it.
1572 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1573 * combine.c (delete_noop_moves): Don't update libcall notes.
1574 (can_combine_p): Remove now pointless #if 0 block.
1575 (try_combine): Remove another obsolete #if 0 block.
1576 (distribute_notes): Don't distribute libcall notes.
1577 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1578 * dce.c (libcall_dead_p): Remove.
1579 (delete_unmarked_insns): Don't handle libcall blocks.
1580 (preserve_libcall_for_dce): Remove.
1581 (prescan_insns_for_dce): Don't special-case libcall block insns.
1582 * reload1 (reload): Don't handle libcall notes.
1583 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1586 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1588 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1589 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1590 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1592 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1594 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1595 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1596 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1598 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1600 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1602 2008-06-16 Ira Rosen <irar@il.ibm.com>
1604 PR tree-optimization/36493
1605 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1606 the arguments list. Use VECTYPE to create vector pointer.
1607 (vectorizable_store): Fail if accesses through a pointer to vectype
1608 do not alias the original memory reference operands.
1609 Call vect_create_data_ref_ptr without the removed argument.
1610 (vectorizable_load): Likewise.
1611 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1614 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1617 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1620 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1622 * config/mips/loongson2ef.md: New file.
1623 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1624 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1625 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1626 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1627 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1629 (loongson2ef.md): New include.
1630 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1631 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1632 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1633 (loongson_gt_<mode>, loongson_extract_halfword)
1634 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1635 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1636 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1637 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1638 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1639 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1640 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1641 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1642 (vec_interleave_low<mode>): Define type attribute.
1643 * config/mips/mips.c (mips_ls2): New static variable.
1644 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1645 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1646 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1647 Implement target scheduling hooks.
1648 (mips_multipass_dfa_lookahead): Update to handle tuning for
1650 (mips_sched_init): Initialize data for Loongson scheduling.
1651 (mips_ls2_variable_issue): New static function.
1652 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1654 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1655 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1656 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1657 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1658 Handle ST Loongson 2E/2F cores.
1659 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1661 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1663 * omp-low.c (extract_omp_for_data): Fix comment typo.
1666 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1668 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1669 FIXME note about gcc/config.guess.
1670 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1671 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1672 * doc/cppopts.texi: Likewise.
1673 * doc/extend.texi: Likewise.
1674 * doc/gcc.texi: Likewise.
1675 * doc/gccint.texi: Likewise.
1676 * doc/gcov.texi: Likewise.
1677 * doc/gty.texi: Likewise.
1678 * doc/hostconfig.texi: Likewise.
1679 * doc/install.texi: Likewise.
1680 * doc/invoke.texi: Likewise.
1681 * doc/loop.texi: Likewise.
1682 * doc/makefile.texi: Likewise.
1683 * doc/md.texi: Likewise.
1684 * doc/passes.texi: Likewise.
1685 * doc/tm.texi: Likewise.
1686 * doc/tree-ssa.texi: Likewise.
1687 * doc/trouble.texi: Likewise.
1689 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1690 Nathan Sidwell <nathan@codesourcery.com>
1691 Maxim Kuvyrkov <maxim@codesourcery.com>
1692 Richard Sandiford <rdsandiford@googlemail.com>
1694 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1695 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1696 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1698 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1699 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1700 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1702 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1703 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1704 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1705 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1706 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1707 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1708 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1709 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1710 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1711 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1712 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1713 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1714 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1715 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1716 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1717 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1718 (mips_builtins): Add Loongson builtins.
1719 (mips_loongson_2ef_bdesc): New.
1720 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1721 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1722 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1723 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1725 (mips_expand_vector_init): New.
1726 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1727 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1729 * config/mips/mips.md: Add unspec numbers for Loongson
1730 builtins. Include loongson.md.
1731 (MOVE64): Include Loongson vector modes.
1732 (SPLITF): Include Loongson vector modes.
1733 (HALFMODE): Handle Loongson vector modes.
1734 * config/mips/loongson.md: New.
1735 * config/mips/loongson.h: New.
1736 * config.gcc: Add loongson.h header for mips*-*-* targets.
1737 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1739 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1741 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1742 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1743 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1744 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1745 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1746 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1747 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1748 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1749 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1750 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1751 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1752 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1753 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1754 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1755 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1756 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1757 Remove use_fixproto=yes.
1758 (ia64*-*-hpux*): Remove comment about using fixproto.
1759 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1761 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1763 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1765 * configure: Regenerate.
1767 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1770 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1771 before evaluating it.
1773 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1776 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1777 nested inline functions.
1778 (start_decl, start_function): Don't invert DECL_EXTERNAL
1779 for nested inline functions.
1781 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1783 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1784 splits that must be made for correctness.
1786 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1788 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1789 (AVAIL_NON_MIPS16): Likewise.
1790 (mips_builtin_description): Replace target_flags with a predicate.
1791 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1792 (dspr2_32): New availability predicates.
1793 (MIPS_BUILTIN): New macro.
1794 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1795 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1796 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1797 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1798 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1799 (mips_dsp_32only_bdesc): Merge into...
1800 (mips_builtins): ...this new array.
1801 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1802 (mips_init_builtins): Update after above changes.
1803 (mips_expand_builtin_1): Merge into...
1804 (mips_expand_builtin): ...here and update after above changes.
1806 2008-06-12 Paul Brook <paul@codesourcery.com>
1808 * longlong.h (__arm__): Define count_leading_zeros.
1809 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1810 (clzsi2, clzdi2): New functions.
1811 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1812 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1813 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1814 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1815 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1816 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1817 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1818 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1819 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1820 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1822 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1824 * config/m68k/m68k.c (m68k_tune_flags): New.
1825 (override_options): Compute m68k_tune_flags.
1826 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1827 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1829 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1832 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1834 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1836 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1837 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1839 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1841 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1842 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1844 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1847 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1850 2008-06-12 Richard Guenther <rguenther@suse.de>
1852 PR tree-optimization/36345
1853 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1854 add memory_tag_needed flag.
1855 (may_alias_p): Declare.
1856 * tree-ssa-alias.c (may_alias_p): Export.
1857 (set_initial_properties): Use memory_tag_needed flag.
1858 (update_reference_counts): Likewise.
1859 (reset_alias_info): Reset memory_tag_needed flag.
1860 (create_name_tags): Check memory_tag_needed flag.
1861 (dump_points_to_info_for): Dump it.
1862 * tree-ssa-structalias.c (struct variable_info): Remove
1863 directly_dereferenced flag.
1864 (new_var_info): Do not initialize it.
1865 (process_constraint_1): Do not set it.
1866 (update_alias_info): Set is_dereferenced flag.
1867 (set_uids_in_ptset): Use may_alias_p.
1868 (set_used_smts): Check memory_tag_needed flag.
1869 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1870 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1871 memory_tag_needed flag.
1872 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1875 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1877 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1878 red zone for w64 abi.
1879 (ix86_expand_prologue): Likewise.
1880 (ix86_force_to_memory): Likewise.
1881 (ix86_free_from_memory): Likewise.
1883 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1886 * config/rs6000/rs6000.c (rs6000_override_options): Set
1887 rs6000_isel conditionally to the absence of comand line override.
1888 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1889 Remove duplicate rs6000_isel setting.
1890 * config/rs6000/eabispe.h: Ditto.
1892 2008-06-11 Richard Guenther <rguenther@suse.de>
1894 * alias.c (get_alias_set): Use the element alias-set for arrays.
1895 (record_component_aliases): For arrays and vectors do nothing.
1896 * c-common.c (strict_aliasing_warning): Handle the cases
1897 of alias set zero explicitly.
1898 * Makefile.in (dfp.o-warn): Add -Wno-error.
1900 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1902 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1904 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1905 tune_32 tune_64 to supported_defaults. Allow values not
1906 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1907 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1908 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1909 with_cpu_64 to generic for 64-bit-supporting configurations, not
1910 with_cpu. Remove FIXMEs.
1911 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1912 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1913 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1914 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1915 arch_32 and arch_64.
1917 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1918 Olivier Hainque <hainque@adacore.com>
1920 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1921 Use DECL_SIZE_UNIT to retrieve the size of the field.
1923 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1925 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1926 with function calls after declarations. Lay out
1927 neon_float_type_node before further use.
1929 2008-06-11 Richard Guenther <rguenther@suse.de>
1931 * tree-flow.h (may_point_to_global_var): Declare.
1932 * tree-ssa-alias.c (may_point_to_global_var): New function.
1933 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1935 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1937 * configure.ac: Teach that fido supports .debug_line.
1938 * configure: Regenerate.
1940 2008-06-10 Tom Tromey <tromey@redhat.com>
1942 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1945 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1947 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1948 (encode_decimal64, decode_decimal64, encode_decimal128,
1949 decode_decimal128): Reverse order of 32-bit parts of value if host
1950 and target endianness differ.
1952 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1954 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1955 Avoid division by 0.
1956 (tree_mod_pow2_value_transform): Likewise.
1957 (tree_ic_transform): Likewise.
1958 (tree_stringops_transform): Likewise.
1959 (tree_mod_subtract_transform): Likewise.
1960 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1961 (copy_edges_for_bb): Likewise.
1962 (initialize_cfun): Likewise.
1964 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1966 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1967 nonmemory_operand. Add "N" operand constraint.
1969 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1970 (*jcc_btsi_mask): Ditto.
1971 (*jcc_btsi_mask_1): Ditto.
1973 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1975 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1976 TYPE_CANONICAL for copied element type.
1978 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1981 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1982 Add m_CORE2 and m_GENERIC.
1983 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1984 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1986 (*jcc_btdi_rex64): New instruction and split pattern.
1988 (*jcc_btsi_1): Ditto.
1989 (*btsq): Fix Intel asm dialect operand order.
1993 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1996 * simplify-rtx.c (simplify_subreg): Add check for shift count
1999 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2001 * doc/md.texi: Synchronize with later constraints.md change.
2002 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2003 with a C implementation.
2004 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2006 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2007 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2008 when moving to and from MD_REGNUM.
2009 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2010 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2011 Handle byte and halfword moves.
2012 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2014 * config/mips/constraints.md (h): Turn into NO_REGS.
2015 (l, x): Update documentation.
2016 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2017 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2018 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2019 (HILO): New mode iterator.
2021 (any_div): New code iterator.
2022 (u): Extend code attribute to div and udiv.
2023 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2024 d_operand in the splitters. Remove redundant CONST_INT checks.
2025 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2026 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2027 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2028 accordingly, using normal moves instead of unspecs to move LO into
2029 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2030 (<u>mulsidi3): Handle expansion in C code.
2031 (<u>mulsidi3_32bit_internal): Rename to...
2032 (<u>mulsidi3_32bit): ...this.
2033 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2034 (*<u>mulsidi3_64bit): Rename to...
2035 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2036 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2037 to set LO and HI to the multiplication result. Use a normal move
2038 for MFLO and an unspec for MFHI.
2039 (*<u>mulsidi3_64bit_parts): Replace with...
2040 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2041 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2042 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2043 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2044 instead of HI. Split the instruction into a separate multiplication
2045 and MFHI if !TARGET_FIX_R4000.
2046 (<su>muldi3_highpart): Likewise.
2047 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2048 and the "=h" clobber.
2049 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2050 (<u>mulditi3): New expander.
2051 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2052 (madsi): Remove "=h" clobber.
2053 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2054 Force the modulus result to be a GPR and split the instruction into
2055 a division followed by an MFHI after reload.
2056 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2057 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2058 the MIPS16 HIGH define_split.
2059 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2060 of acc<->gpr moves to "multi".
2061 (*movdi_64bit): Replace the single "x" alternative with
2062 alternatives for moving into and out of "a".
2063 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2064 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2065 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2066 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2067 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2068 (movti): New expander.
2069 (*movti, *movti_mips16): New insns.
2070 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2071 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2072 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2073 * config/mips/predicates.md (fpr_operand): Delete.
2074 (d_operand): New predicate.
2076 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2078 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2079 failure on some Bourne shells.
2080 (x86_64-*-*): Ditto.
2082 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2084 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2086 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2088 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2089 (sparc-sun-solaris2*): Likewise.
2091 2008-06-09 Arnaud Charlet <charlet@adacore.com
2093 * doc/install.texi: Update requirements to build the Ada compiler.
2095 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2097 * df-scan.c (struct df_scan_problem_data): Remove the
2098 mw_link_pool alloc pool.
2099 (df_scan_free_internal): Don't free it.
2100 (df_scan_alloc): Don't allocate it.
2101 * df.h (struct df_link): Update comment.
2103 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2105 * except.h: Correct checks for when SJLJ exceptions must be used.
2107 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2109 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2112 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2114 PR tree-optimization/36218
2115 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2116 configure for the build system.
2117 (BUILD_LDFLAGS): Define.
2118 * configure: Regenerate.
2119 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2121 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2124 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2125 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2126 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2128 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2130 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2132 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2134 * config.gcc (Obsolete configurations): Remove list of
2136 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2137 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2138 targets matched by those patterns.
2139 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2140 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2141 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2142 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2143 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2144 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2145 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2146 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2147 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2148 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2149 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2150 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2151 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2152 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2153 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2154 Make code for Solaris 7 and greater unconditional for Solaris.
2155 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2156 Remove --with-* handling.
2157 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2158 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2159 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2160 LINK_OS_WINDISS_SPEC): Remove.
2161 * config/rs6000/sysv4.opt (mwindiss): Remove.
2162 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2163 * configure: Regenerate.
2164 * doc/cpp.texi: Don't mention BeOS.
2165 * doc/extend.texi (interrupt): Don't mention MS1.
2166 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2167 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2168 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2169 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2170 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2172 * doc/invoke.texi (MT Options): Remove.
2173 (-mwindiss): Remove.
2174 (CRIS Options): Remove cris-axis-aout references.
2175 (HPPA Options): Don't mention hppa1.1-*-pro.
2176 * doc/md.texi: (MorphoTech family): Remove.
2177 * libgcc2.c: Don't handle UWIN.
2178 * config/alpha/t-unicosmk: Remove.
2179 * config/alpha/unicosmk.h: Remove.
2180 * config/arm/kaos-arm.h: Remove.
2181 * config/arm/kaos-strongarm.h: Remove.
2182 * config/arm/strongarm-coff.h: Remove.
2183 * config/arm/strongarm-elf.h: Remove.
2184 * config/arm/strongarm-pe.h: Remove.
2185 * config/arm/t-strongarm-pe: Remove.
2186 * config/arm/t-xscale-coff: Remove.
2187 * config/arm/t-xscale-elf: Remove.
2188 * config/arm/xscale-coff.h: Remove.
2189 * config/arm/xscale-elf.h: Remove.
2190 * config/chorus.h: Remove.
2191 * config/cris/aout.h: Remove.
2192 * config/cris/aout.opt: Remove.
2193 * config/cris/t-aout: Remove.
2194 * config/i386/beos-elf.h: Remove.
2195 * config/i386/kaos-i386.h: Remove.
2196 * config/i386/ptx4-i.h: Remove.
2197 * config/i386/sco5.h: Remove.
2198 * config/i386/sco5.opt: Remove.
2199 * config/i386/sysv4-cpp.h: Remove.
2200 * config/i386/sysv5.h: Remove.
2201 * config/i386/t-beos: Remove.
2202 * config/i386/t-sco5: Remove.
2203 * config/i386/t-uwin: Remove.
2204 * config/i386/uwin.asm: Remove.
2205 * config/i386/uwin.h: Remove.
2206 * config/kaos.h: Remove.
2207 * config/mips/windiss.h: Remove.
2208 * config/mt: Remove directory.
2209 * config/pa/pa-osf.h: Remove.
2210 * config/pa/pa-pro-end.h: Remove.
2211 * config/pa/t-pro: Remove.
2212 * config/ptx4.h: Remove.
2213 * config/rs6000/beos.h: Remove.
2214 * config/rs6000/kaos-ppc.h: Remove.
2215 * config/rs6000/t-beos: Remove.
2216 * config/rs6000/windiss.h: Remove.
2217 * config/sh/kaos-sh.h: Remove.
2218 * config/sol2-6.h: Remove.
2219 * config/sparc/sol26-sld.h: Remove.
2220 * config/sparc/sysv4-only.h: Remove.
2221 * config/vax/bsd.h: Remove.
2222 * config/vax/t-memfuncs: Remove.
2223 * config/vax/ultrix.h: Remove.
2224 * config/vax/vaxv.h: Remove.
2225 * config/windiss.h: Remove.
2227 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2229 PR rtl-optimization/36438
2230 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2231 for vector shifts with constant scalar shift operands.
2233 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2235 * doc/invoke.texi: Document -march=xlr.
2236 * config/mips/xlr.md: New file.
2237 * config/mips/mips.md: Include it.
2239 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2240 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2241 (mips_rtx_cost_data): Likewise.
2243 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2245 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2246 PRE_INC and PRE_DEC cases.
2248 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2250 PR rtl-optimization/36419
2251 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2252 the emitting jump insn.
2255 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2256 is not bool, boolify the whole *expr_p and convert to the desired type.
2258 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2260 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2261 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2262 Add omp_private_outer_ref hook, add another argument to
2263 omp_clause_default_ctor hook.
2264 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2265 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2266 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2267 hook_tree_tree_tree_tree_null.
2268 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2269 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2270 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2271 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2272 * tree.def (OMP_TASK): New tree code.
2273 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2274 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2275 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2276 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2277 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2278 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2279 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2280 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2281 (OMP_DIRECTIVE_P): Add OMP_TASK.
2282 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2283 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2284 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2285 and OMP_CLAUSE_UNTIED entries.
2286 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2288 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2289 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2290 * tree-pretty-print.c (dump_omp_clause): Handle
2291 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2292 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2293 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2294 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2295 warning about unsigned iterators. Change decl/init/cond/incr
2296 arguments to TREE_VECs, check arguments for all collapsed loops.
2297 (c_finish_omp_taskwait): New function.
2298 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2300 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2301 default_function_array_conversion on init. Add par_clauses argument.
2302 If decl is present in parallel's lastprivate clause, change it to
2303 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2304 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2305 collapse count in clauses.
2306 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2307 c_parser_omp_for_loop callers.
2308 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2309 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2310 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2311 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2313 (c_parser_omp_clause_schedule): Handle schedule(auto).
2314 Include correct location in the error message.
2315 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2316 and PRAGMA_OMP_CLAUSE_UNTIED.
2317 (OMP_TASK_CLAUSE_MASK): Define.
2318 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2319 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2320 * tree-nested.c (convert_nonlocal_omp_clauses,
2321 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2322 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2323 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2324 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2326 (conver_nonlocal_reference, convert_local_reference,
2327 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2328 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2329 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2330 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2331 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2332 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2333 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2334 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2335 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2337 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2338 * c-common.h (c_finish_omp_taskwait): New prototype.
2339 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2340 * tree-parloops.c (create_parallel_loop): Create 1 entry
2341 vectors for OMP_FOR_{INIT,COND,INCR}.
2342 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2343 (make_edges): Handle OMP_TASK.
2344 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2345 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2346 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2347 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2348 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2349 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2350 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2351 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2352 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2353 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2354 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2355 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2356 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2357 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2358 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2359 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2360 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2361 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2362 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2363 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2364 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2365 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2366 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2367 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2368 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2369 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2370 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2371 original iterator is present in lastprivate clause or if
2372 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2373 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2374 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2375 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2376 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2377 if it is set, lookup var in outer contexts too. Handle
2378 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2379 to be implicitly determined firstprivate for task regions.
2380 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2381 if it is set, lookup var in outer contexts too. Set
2382 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2383 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2384 OMP_CLAUSE_UNTIED. Take region_type as last argument
2385 instead of in_parallel and in_combined_parallel.
2386 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2388 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2389 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2390 (new_omp_context): Set default_kind to
2391 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2392 (omp_region_type): New enum.
2393 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2394 fields, add region_type.
2395 (new_omp_context): Take region_type as argument instead of is_parallel
2396 and is_combined_parallel.
2397 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2398 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2399 ctx->is_combined_parallel checks.
2400 (gimplify_omp_task): New function.
2401 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2403 * omp-low.c (extract_omp_for_data): Use schedule(static)
2404 for schedule(auto). Handle pointer and unsigned iterators.
2405 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2406 Add loops argument. Extract data for collapsed OMP_FOR loops.
2407 (expand_parallel_call): Assert sched_kind isn't auto,
2408 map runtime schedule to index 3.
2409 (struct omp_for_data_loop): New type.
2410 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2411 Add loop, loops, collapse and iter_type fields.
2412 (workshare_safe_to_combine_p): Disallow combined for if
2413 iter_type is unsigned long long. Don't combine collapse > 1 loops
2414 unless all bounds and steps are constant. Adjust extract_omp_for_data
2416 (expand_omp_for_generic): Handle pointer, unsigned and long long
2417 iterators. Handle collapsed OMP_FOR loops. Adjust
2418 for struct omp_for_data changes. If libgomp function doesn't return
2419 boolean_type_node, add comparison of the return value with 0.
2420 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2421 pointer, unsigned and long long iterators. Adjust for struct
2422 omp_for_data changes.
2423 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2424 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2425 unsigned long long. Allocate loops array, pass it to
2426 extract_omp_for_data. For collapse > 1 loops use always
2427 expand_omp_for_generic.
2428 (omp_context): Add sfield_map and srecord_type fields.
2429 (is_task_ctx, lookup_sfield): New functions.
2430 (use_pointer_for_field): Use is_task_ctx helper. Change first
2431 argument's type from const_tree to tree. Clarify comment.
2432 In OMP_TASK disallow copy-in/out sharing.
2433 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2434 (install_var_field): Add mask argument. Populate both record_type
2435 and srecord_type if needed.
2436 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2438 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2439 and DECL_FIELD_OFFSET.
2440 (scan_sharing_clauses): Adjust install_var_field callers. For
2441 firstprivate clauses on explicit tasks allocate the var by value in
2442 record_type unconditionally, rather than by reference.
2443 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2444 Use is_taskreg_ctx instead of is_parallel_ctx.
2445 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2446 (create_omp_child_function_name): Add task_copy argument, use
2447 *_omp_cpyfn* names if it is true.
2448 (create_omp_child_function): Add task_copy argument, if true create
2449 *_omp_cpyfn* helper function.
2450 (scan_omp_parallel): Adjust create_omp_child_function callers.
2451 Rename parallel_nesting_level to taskreg_nesting_level.
2452 (scan_omp_task): New function.
2453 (lower_rec_input_clauses): Don't run constructors for firstprivate
2454 explicit task vars which are initialized by *_omp_cpyfn*.
2455 Pass outer var ref to omp_clause_default_ctor hook if
2456 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2457 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2458 OMP_CLAUSE_REDUCTION_INIT.
2459 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2460 avoid duplicate setting of fields. Handle
2461 OMP_CLAUSE_PRIVATE_OUTER_REF.
2462 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2463 copy-out if TREE_READONLY, only copy-in.
2464 (expand_task_copyfn): New function.
2465 (expand_task_call): New function.
2466 (struct omp_taskcopy_context): New type.
2467 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2469 (lower_omp_parallel): Rename to...
2470 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2471 Call create_task_copyfn if srecord_type is needed. Adjust
2473 (task_shared_vars): New variable.
2474 (check_omp_nesting_restrictions): Warn if work-sharing,
2475 barrier, master or ordered region is closely nested inside OMP_TASK.
2476 Add warnings for barrier if closely nested inside of work-sharing,
2477 ordered, or master region.
2478 (scan_omp_1): Call check_omp_nesting_restrictions even for
2479 GOMP_barrier calls. Rename parallel_nesting_level to
2480 taskreg_nesting_level. Handle OMP_TASK.
2481 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2482 work-sharing construct, continue looking for them on parent parallel
2484 (lower_omp_for_lastprivate): Add lastprivate clauses
2485 to the beginning of dlist rather than end. Adjust for struct
2486 omp_for_data changes.
2487 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2488 not after it. Handle collapsed OMP_FOR loops, adjust for
2489 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2490 (get_ws_args_for): Adjust extract_omp_for_data caller.
2491 (scan_omp_for): Handle collapsed OMP_FOR
2492 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2493 (lower_omp_single_simple): If libgomp function doesn't return
2494 boolean_type_node, add comparison of the return value with 0.
2495 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2496 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2497 (parallel_nesting_level): Rename to...
2498 (taskreg_nesting_level): ... this.
2499 (is_taskreg_ctx): New function.
2500 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2502 (execute_lower_omp): Rename parallel_nesting_level to
2503 taskreg_nesting_level.
2504 (expand_omp_parallel): Rename to...
2505 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2506 Call omp_task_call for OMP_TASK regions.
2507 (expand_omp): Adjust caller, handle OMP_TASK.
2508 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2510 * bitmap.c (bitmap_default_obstack_depth): New variable.
2511 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2512 if argument is NULL and bitmap_default_obstack is already initialized.
2513 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2515 * matrix-reorg.c (matrix_reorg): Likewise.
2517 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2519 * config/i386/i386.md (*indirect_jump): Macroize using P
2520 mode iterator. Remove !TARGET_64BIT from insn constraints.
2521 (*tablejump_1): Ditto.
2522 (*indirect_jump_rex64): Remove insn pattern.
2523 (*tablejump_1_rex64): Ditto.
2524 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2525 and eh_return_si insn patterns.
2527 2008-06-06 Richard Guenther <rguenther@suse.de>
2529 * tree-ssa-structalias.c (merge_smts_into): Remove.
2530 (find_what_p_points_to): Do not bother to compute the
2531 points-to set for pt_anything pointers.
2532 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2533 for pt_anything pointers is ok.
2535 2008-06-06 Jan Hubicka <jh@suse.cz>
2537 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2539 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2541 * cgraph.c: Fix typos in comments.
2542 (cgraph_availability_names): Fix string typo.
2543 * fold-const.c: Fix typos in comments.
2544 (fold_binary): Fix typo in warning.
2545 * genautomata.c: Fix typos in comments.
2546 (check_presence_pattern_sets): Fix typo in local variable.
2547 (output_description): Fix typo in output.
2548 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2549 * hwint.h: Likewise.
2550 * matrix-reorg.c (check_allocation_function): Likewise.
2551 * omega.c (smooth_weird_equations): Likewise.
2552 * auto-inc-dec.c: Fix typos in comments.
2553 * bb-reorder.c: Likewise.
2554 * builtins.c: Likewise.
2555 * c-common.c: Likewise.
2556 * c-cppbuiltin.c: Likewise.
2557 * c-parser.c: Likewise.
2558 * c-pretty-print.c: Likewise.
2559 * cfgcleanup.c: Likewise.
2560 * cfgexpand.c: Likewise.
2561 * cfghooks.c: Likewise.
2562 * cfglayout.c: Likewise.
2563 * cfgloopmanip.c: Likewise.
2564 * cgraphunit.c: Likewise.
2565 * coverage.c: Likewise.
2566 * dbxout.c: Likewise.
2567 * df-byte-scan.c: Likewise.
2568 * df-core.c: Likewise.
2569 * df-problems.c: Likewise.
2570 * df-scan.c: Likewise.
2572 * dominance.c: Likewise.
2573 * domwalk.c: Likewise.
2575 * dwarf2out.c: Likewise.
2576 * emit-rtl.c: Likewise.
2577 * et-forest.c: Likewise.
2578 * function.c: Likewise.
2579 * function.h: Likewise.
2581 * gcov-io.c: Likewise.
2584 * genattrtab.c: Likewise.
2585 * ggc-page.c: Likewise.
2586 * gimplify.c: Likewise.
2587 * gthr-lynx.h: Likewise.
2588 * haifa-sched.c: Likewise.
2589 * ipa-cp.c: Likewise.
2590 * ipa-inline.c: Likewise.
2591 * ipa-prop.h: Likewise.
2592 * ipa-pure-const.c: Likewise.
2593 * ipa-struct-reorg.c: Likewise.
2594 * ipa-struct-reorg.h: Likewise.
2595 * ipa-type-escape.c: Likewise.
2597 * loop-doloop.c: Likewise.
2598 * mips-tfile.c: Likewise.
2599 * mkmap-flat.awk: Likewise.
2600 * mkmap-symver.awk: Likewise.
2601 * modulo-sched.c: Likewise.
2602 * omp-low.c: Likewise.
2603 * optabs.c: Likewise.
2604 * optabs.h: Likewise.
2606 * passes.c: Likewise.
2607 * postreload-gcse.c: Likewise.
2608 * postreload.c: Likewise.
2609 * predict.c: Likewise.
2610 * pretty-print.h: Likewise.
2611 * profile.c: Likewise.
2612 * protoize.c: Likewise.
2613 * ra-conflict.c: Likewise.
2615 * recog.c: Likewise.
2616 * regclass.c: Likewise.
2618 * reload.c: Likewise.
2619 * rtl-error.c: Likewise.
2620 * rtlanal.c: Likewise.
2622 * sched-rgn.c: Likewise.
2625 * target.h: Likewise.
2626 * tree-dfa.c: Likewise.
2627 * tree-eh.c: Likewise.
2628 * tree-flow-inline.h: Likewise.
2629 * tree-inline.c: Likewise.
2630 * tree-into-ssa.c: Likewise.
2631 * tree-loop-distribution.c: Likewise.
2632 * tree-nested.c: Likewise.
2633 * tree-parloops.c: Likewise.
2634 * tree-pass.h: Likewise.
2635 * tree-pretty-print.c: Likewise.
2636 * tree-profile.c: Likewise.
2637 * tree-scalar-evolution.c: Likewise.
2638 * tree-sra.c: Likewise.
2639 * tree-ssa-alias-warnings.c: Likewise.
2640 * tree-ssa-ccp.c: Likewise.
2641 * tree-ssa-coalesce.c: Likewise.
2642 * tree-ssa-dom.c: Likewise.
2643 * tree-ssa-dse.c: Likewise.
2644 * tree-ssa-forwprop.c: Likewise.
2645 * tree-ssa-live.c: Likewise.
2646 * tree-ssa-live.h: Likewise.
2647 * tree-ssa-loop-im.c: Likewise.
2648 * tree-ssa-loop-ivopts.c: Likewise.
2649 * tree-ssa-loop-niter.c: Likewise.
2650 * tree-ssa-loop-prefetch.c: Likewise.
2651 * tree-ssa-phiopt.c: Likewise.
2652 * tree-ssa-phiprop.c: Likewise.
2653 * tree-ssa-sccvn.c: Likewise.
2654 * tree-ssa-ter.c: Likewise.
2655 * tree-ssa-threadupdate.c: Likewise.
2656 * tree-ssa.c: Likewise.
2657 * tree-vect-analyze.c: Likewise.
2658 * tree-vect-transform.c: Likewise.
2659 * tree-vectorizer.c: Likewise.
2660 * tree-vn.c: Likewise.
2661 * tree-vrp.c: Likewise.
2663 * tree.def: Likewise.
2665 * unwind-dw2-fde.c: Likewise.
2666 * unwind.inc: Likewise.
2667 * value-prof.c: Likewise.
2668 * vmsdbgout.c: Likewise.
2670 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2672 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2673 always place FP constants in the TOC for TARGET_POWERPC64.
2674 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2676 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2678 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2679 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2680 enable for TARGET_E500_DOUBLE.
2681 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2682 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2683 floating-point modes like integer modes for E500 double.
2684 (rs6000_legitimate_offset_address_p): Likewise.
2685 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2686 addressing for DDmode for E500 double.
2687 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2688 modes as using 64-bits of registers for E500 double.
2689 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2690 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2691 specially for E500 double.
2692 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2693 TDmode for E500 double.
2694 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2695 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2696 (rs6000_split_multireg_move): Do not handle TDmode specially for
2698 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2699 using 64-bit registers for E500 double.
2700 (emit_frame_save): Do not handle DDmode specially for E500 double.
2701 (gen_frame_mem_offset): Likewise.
2702 (rs6000_function_value): Do not call spe_build_register_parallel
2703 for DDmode or TDmode.
2704 (rs6000_libcall_value): Likewise.
2705 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2706 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2709 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2711 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2714 2008-06-04 Junjie Gu <jgu@tensilica.com>
2716 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2717 comparison for frame pointers.
2719 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2722 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2724 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2727 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2728 register is already smaller or equal to required mode.
2730 2008-06-04 Xinliang David Li <davidxl@google.com>
2732 * tree-call-cdce.c: New file.
2733 (cond_dead_built_in_calls): New static variable.
2734 (input_domain): New struct.
2735 (check_pow): New function.
2736 (check_builtin_call): Ditto.
2737 (check_target_format): Ditto.
2738 (is_call_dce_candidate): Ditto.
2739 (gen_one_condition): Ditto.
2740 (gen_conditions_for_domain): Ditto.
2741 (get_domain): Ditto.
2742 (gen_conditions_for_pow_cst_base): Ditto.
2743 (gen_conditions_for_pow_int_base): Ditto.
2744 (gen_conditions_for_pow): Ditto.
2745 (get_no_error_domain): Ditto.
2746 (gen_shrink_wrap_conditions): Ditto.
2747 (shrink_wrap_one_built_in_call): Ditto.
2748 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2749 (tree_call_cdce): Ditto.
2750 (gate_call_cdce): Ditto.
2751 (pass_call_cdce): New gimple pass.
2752 * passes.c: (init_optimization_passes): New pass.
2753 * tree-pass.h: New pass declaration.
2754 * opts.c (decode_options): New flag setting.
2755 * common.opt: Add -ftree-builtin-call-dce flag.
2756 * Makefile.in: Add new source file.
2757 * tempvar.def: New tv_id.
2758 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2760 2008-06-04 Richard Guenther <rguenther@suse.de>
2762 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2763 (is_call_clobbered): Always check var_ann->call_clobbered.
2764 (mark_call_clobbered): Always set var_ann->call_clobbered.
2765 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2766 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2767 (reset_alias_info): Clear call clobbering info on MTAGs and
2769 (set_pt_anything): Set pt_global_mem.
2770 (create_tag_raw): Adjust comment.
2771 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2773 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2774 Maxim Kuvyrkov <maxim@codesourcery.com>
2776 * config/m68k/m68k.opt (mxgot): New option.
2777 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2778 (m68k_output_addr_const_extra): New.
2779 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2780 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2781 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2782 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2784 2008-06-04 Richard Guenther <rguenther@suse.de>
2786 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2787 negative or non-representable offsets.
2789 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2791 * config/i386/i386.c (ix86_gen_leave): New.
2792 (ix86_gen_pop1): Likewise.
2793 (ix86_gen_add3): Likewise.
2794 (ix86_gen_sub3): Likewise.
2795 (ix86_gen_sub3_carry): Likewise.
2796 (ix86_gen_one_cmpl2): Likewise.
2797 (ix86_gen_monitor): Likewise.
2798 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2799 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2800 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2801 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2802 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2803 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2804 (ix86_expand_epilogue): Updated.
2805 (print_operand): Handle integer register operand for 'z'.
2806 (ix86_expand_strlensi_unroll_1): Likewise.
2807 (ix86_expand_strlen): Likewise.
2808 (ix86_expand_builtin): Likewise.
2809 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2810 mov{q}/mov{l} and add{q}/add{l}.
2812 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2814 * config/i386/i386.md (P): New mode iterator.
2815 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2816 using P mode iterator.
2817 (DFmode push_operand splitter): Ditto.
2818 (XFmode push_operand splitter): Ditto.
2819 (DFmode float_extend SFmode push_operand splitter): Ditto.
2820 (XFmode float_extend SFmode push_operand splitter): Do not generate
2821 SImode pushes for 64bit target. Macroize Dimode and SImode
2822 pushes using P mode iterator.
2823 (XFmode float_extend DFmode push_operand splitter): Ditto.
2825 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2827 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2828 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2829 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2831 (ix86_call_abi_override): Remove check for call_used_regs.
2833 2008-06-03 Richard Guenther <rguenther@suse.de>
2835 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2836 for the lhs of calls if the return type contains pointers.
2838 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2840 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2841 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2842 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2843 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2844 of cfun and DEFAULT_ABI to deceide abi mode.
2846 (REG_PARM_STACK_SPACE): Removed.
2847 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2848 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2849 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2850 (ix86_function_abi): Likewise.
2851 (ix86_function_type_abi): Likewise.
2852 (ix86_call_abi_override): Likewise.
2853 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2854 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2855 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2856 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2858 (X86_64_REGPARM_MAX): New.
2859 (X86_64_SSE_REGPARM_MAX): New.
2860 (X64_REGPARM_MAX): New.
2861 (X64_SSE_REGPARM_MAX): New.
2862 (X86_32_REGPARM_MAX): New.
2863 (X86_32_SSE_REGPARM_MAX): New.
2864 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2865 (ix86_function_regparm): Handle user calling abi.
2866 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2867 by DEFAULT_ABI versus SYSV_ABI check.
2868 (ix86_reg_parm_stack_space): New.
2869 (ix86_function_type_abi): New.
2870 (ix86_call_abi_override): New.
2871 (ix86_function_abi): New.
2872 (ix86_cfun_abi): New.
2873 (init_cumulative_args): Call abi specific initialization.
2874 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2875 (function_arg_64): Extend SSE_REGPARM_MAX check.
2876 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2877 (ix86_pass_by_reference): Likewise.
2878 (ix86_function_value_regno_p): Likewise.
2879 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2880 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2881 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2882 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2883 (setup_incoming_varargs_64): Adjust regparm for call abi.
2884 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2885 (ix86_va_start): Likewise.
2886 (ix86_gimplify_va_arg): Likewise.
2887 (ix86_expand_prologue): Likewise.
2888 (output_pic_addr_const): Likewise.
2889 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2890 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2891 (x86_output_mi_thunk): Likewise.
2892 (x86_function_profiler): Likewise.
2893 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2894 (SYSV_ABI, MS_ABI): New constants.
2896 (init_regs): Add prototype of function in regclass.c file.
2897 (OVERRIDE_ABI_FORMAT): New.
2898 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2899 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2900 (OUTGOING_REG_PARM_STACK_SPACE): New.
2901 (ix86_reg_parm_stack_space): New prototype.
2902 (CUMULATIVE_ARGS): Add call_abi member.
2903 (machine_function): Add call_abi member.
2904 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2905 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2907 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2910 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2911 (avr_builtin_setjmp_frame_value): New function.
2912 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2913 (nonlocal_goto): Define.
2915 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2917 * config/mips/mips.c (mips_emit_loadgp): Return early if
2918 there is nothing do to, otherwise emit a blockage if
2919 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2920 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2922 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2924 * configure.ac: Drop unneeded backslash ending up in config.in.
2925 * acinclude.m4: Likewise.
2926 * config.in: Regenerate.
2928 2008-05-26 Jan Hubicka <jh@suse.cz>
2930 * predict.c (maybe_hot_frequency_p): Break out of...
2931 (maybe_hot_bb_p): ... here.
2932 (maybe_hot_edge_p): New.
2933 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2934 * basic-block.h (maybe_hot_edge_p): Declare.
2936 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2938 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2939 (*cmpfp_<mode>_cc): Ditto.
2940 (*fp_jcc_8<mode>_387): Ditto.
2941 (*fop_<MODEF:mode>_2_i387): Ditto.
2942 (*fop_<MODEF:mode>_3_i387): Ditto.
2943 (*fop_xf_2_i387): Ditto.
2944 (*fop_xf_3_i387): Ditto.
2946 2008-06-02 Tomas Bily <tbily@suse.cz>
2948 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2950 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2952 * config/mips/mips.c (mips_valid_offset_p): New function.
2953 (mips_valid_lo_sum_p): Likewise.
2954 (mips_classify_address): Use them.
2955 (mips_force_address): New function.
2956 (mips_legitimize_address): Use it.
2957 * config/mips/mips.md (MOVE128): New mode iterator.
2958 (movtf): Require TARGET_64BIT. Remove empty strings.
2959 (*movtf_internal): Rename to...
2960 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2961 of "R" and use {,fp}{load,store} attributes instead of "multi".
2962 Use a separate define_split.
2963 (*movtf_mips16): New pattern.
2965 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2967 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2968 * config/mips/mips.c (mips_expand_before_return): New function.
2969 (mips_expand_epilogue): Call it.
2970 * config/mips/mips.md (return): Turn into a define_expand.
2971 (*return): New insn.
2973 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2975 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2976 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2977 functions. Do not emit uses and clobbers of CONCATs; individually
2978 use and clobber their operands.
2979 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2980 gen_clobber, emit_use and gen_use.
2981 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2982 (expand_builtin_return): Likewise.
2983 * cfgbuild.c (count_basic_blocks): Likewise.
2984 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2985 * explow.c (emit_stack_restore): Likewise.
2986 * expmed.c (extract_bit_field_1): Likewise.
2987 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2988 (emit_move_multi_word, store_constructor): Likewise.
2989 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2990 (thread_prologue_and_epilogue_insns): Likewise.
2991 * lower-subreg.c (resolve_simple_move): Likewise.
2992 * optabs.c (widen_operand, expand_binop): Likewise.
2993 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2994 * reload.c (find_reloads): Likewise.
2995 * reload1.c (eliminate_regs_in_insn): Likewise.
2996 * stmt.c (expand_nl_goto_receiver): Likewise.
2997 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2998 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2999 * config/arm/arm.c (arm_load_pic_register): Likewise.
3000 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3001 * config/arm/arm.md (untyped_return): Likewise.
3002 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3003 * config/avr/avr.c (expand_prologue): Likewise.
3004 * config/bfin/bfin.c (do_unlink): Likewise.
3005 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3006 * config/cris/cris.c (cris_expand_prologue): Likewise.
3007 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3008 (machopic_legitimize_pic_address): Likewise.
3009 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3010 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3011 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3012 (ix86_expand_convert_uns_didf_sse): Likewise.
3013 (ix86_expand_vector_init_general): Likewise.
3014 * config/ia64/ia64.md (eh_epilogue): Likewise.
3015 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3016 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3017 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3018 (config/iq2000/iq2000.c): Likewise.
3019 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3020 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3021 (builtin_longjmp): Likewise.
3022 * config/mn10300/mn10300.md (call, call_value): Likewise.
3023 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3024 * config/pdp11/pdp11.md (abshi2): Likewise.
3025 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3026 * config/s390/s390.c (s390_emit_prologue): Likewise.
3027 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3028 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3029 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3030 * config/sh/sh.c (prepare_move_operands): Likewise.
3031 (output_stack_adjust, sh_expand_epilogue): Likewise.
3032 (sh_set_return_address, sh_expand_t_scc): Likewise.
3033 * config/sparc/sparc.c (load_pic_register): Likewise.
3034 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3035 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3036 * config/v850/v850.c (expand_epilogue): Likewise.
3038 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3040 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3041 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3042 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3043 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3044 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3045 stack pointer register.
3046 (output_movhi): Remove code for interrupt specific writing to the
3047 stack pointer register.
3049 2008-05-31 Richard Guenther <rguenther@suse.de>
3051 PR tree-optimization/34244
3052 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3053 (tree_expr_nonzero_warnv_p): Likewise.
3054 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3055 ssa_name_nonnegative_p.
3056 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3057 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3058 not tree_expr_nonzero_warnv_p.
3060 PR tree-optimization/36262
3062 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3064 PR tree-optimization/34244
3065 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3066 (record_numbers_of_iterations): New function.
3067 (execute_vrp): Cache the numbers of iterations of loops.
3068 * tree-scalar-evolution.c (scev_reset_except_niters):
3070 (scev_reset): Use scev_reset_except_niters.
3071 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3073 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3075 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3076 __WORKAROUND_RETS when appropriate.
3078 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3081 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3083 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3084 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3085 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3086 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3087 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3088 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3089 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3090 *fop_df_1_sse insn patterns using MODEF mode iterator.
3091 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3092 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3093 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3094 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3095 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3096 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3097 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3098 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3099 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3100 (*fop_xf_5_i387): Ditto.
3101 (*fop_xf_6_i387): Ditto.
3103 2008-05-30 Richard Guenther <rguenther@suse.de>
3105 * builtins.c (build_string_literal): Avoid generating
3106 a non-gimple_val result.
3108 2008-05-30 DJ Delorie <dj@redhat.com>
3110 * exec-tool.in: Use an environment variable (private) instead of a
3111 file (shared) as a semaphore, so as to not break parallel builds.
3113 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3115 * optabs.c (maybe_encapsulate_block): Remove.
3116 (emit_libcall_block): Adjust accordingly.
3117 * optabs.h (maybe_encapsulate_block): Remove prototype.
3119 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3120 Don't use maybe_encapsulate_block.
3122 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3124 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3125 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3126 rtx is a SYMBOL_REF before calling get_pool_constant.
3128 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3130 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3132 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3134 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3135 rather than OS names to choose INO_T_EQ definition.
3136 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3137 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3139 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3142 * config/darwin-f.c: New.
3143 * config/t-darwin: Added rule to build darwin-f.o.
3144 * config.gcc: Defined new variable, fortran_target_objs.
3145 (*-*-darwin*): Set fortran_target_objs.
3146 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3147 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3148 * configure: Regenerated.
3150 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3153 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3154 canonical type if needed.
3156 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3158 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3160 2008-05-29 Richard Guenther <rguenther@suse.de>
3162 PR tree-optimization/36343
3163 PR tree-optimization/36346
3164 PR tree-optimization/36347
3165 * tree-flow.h (clobber_what_p_points_to): Declare.
3166 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3167 pointed-to variable is dereferenced is irrelevant to whether
3168 the pointer can access the pointed-to variable.
3169 (clobber_what_p_points_to): New function.
3170 * tree-ssa-alias.c (set_initial_properties): Use it.
3171 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3172 call clobber check for NMTs.
3174 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3176 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3177 for printing gcov_type.
3179 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3181 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3182 and the eh region information.
3183 * value-prof.c (gimple_move_stmt_histograms): New function.
3184 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3186 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3188 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3190 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3192 * value-prof.c (tree_ic_transform): Print counts.
3193 * tree-profile.c (tree_gen_ic_func_profiler):
3194 Clear __gcov_indreict_call_callee variable to avoid misattribution
3197 2008-05-28 Rafael Espindola <espindola@google.com>
3199 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3202 2008-05-28 Richard Guenther <rguenther@suse.de>
3204 PR tree-optimization/36339
3205 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3206 and clobbering code out of the loop.
3208 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3210 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3213 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3214 s390_contiguous_bitmask_p, s390_symref_operand_p,
3215 s390_check_symref_alignment, s390_reload_larl_operand,
3216 s390_reload_symref_address): New functions.
3217 (s390_branch_condition_mnemonic): Support compare and branch
3219 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3220 and 'W' constraints.
3221 (s390_secondary_reload): Add secondary reloads for unaligned
3222 symbol refs or symbol refs to floating point or QI/TI mode
3224 (legitimate_address_p): Accept symbol references as addresses.
3225 (s390_expand_insv): Use rotate and insert selected bits
3226 instruction for insv when building for z10.
3227 (print_operand_address): Handle symbol ref addresses.
3228 (print_operand): Output modifier 'c' added for signed byte values.
3229 (s390_encode_section_info): Mark symbol refs with
3230 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3232 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3233 (length attribute): RRF, RRR have 4 byte length.
3234 (FPALL, INTALL): New mode iterators added.
3235 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3236 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3237 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3238 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3239 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3240 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3241 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3242 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3244 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3245 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3246 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3247 reload<INTALL:mode><P:mode>_toreg_z10,
3248 reload<FPALL:mode><P:mode>_tomem_z10,
3249 reload<FPALL:mode><P:mode>_toreg_z10,
3250 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3251 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3252 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3253 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3255 (movmem, clrmem, cmpmem): New splitters added.
3257 * config/s390/predicates.md (larl_operand): Use
3258 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3259 SYMBOL_REF_ALIGN1_P.
3260 (s390_signed_integer_comparison,
3261 s390_unsigned_integer_comparison): New predicates.
3263 * config/s390/s390-protos.h (s390_check_symref_alignment,
3264 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3265 s390_reload_symref_address,
3266 s390_compare_and_branch_condition_mask): Prototypes added.
3268 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3269 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3270 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3272 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3274 * config/s390/s390.c (z10_cost): New cost function for z10.
3275 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3276 (s390_issue_rate): Adjust issue rate for z10.
3277 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3278 (processor_flags): Add PF_Z10.
3279 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3280 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3281 * gcc/config.gcc: Add z10.
3283 2008-05-28 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/36291
3286 * tree-flow. h (struct gimple_df): Remove var_anns member.
3287 * tree-flow-inline.h (gimple_var_anns): Remove.
3288 (var_ann): Simplify.
3289 * tree-dfa.c (create_var_ann): Simplify.
3290 (remove_referenced_var): Clear alias info from var_anns of globals.
3291 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3292 (delete_tree_ssa): Clear alias info from var_anns of globals.
3293 Do not free var_anns.
3294 (var_ann_eq): Remove.
3295 (var_ann_hash): Likewise.
3297 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3299 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3300 and loongson2f entries.
3301 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3302 * config/mips/mips.h (processor_type): Add Loongson-2E
3303 and Loongson-2F entries.
3304 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3305 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3306 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3307 * doc/invoke.texi (MIPS Options): Document loongson2e
3308 and loongson2f processor names.
3310 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3314 * config/i386/i386.c (ix86_function_arg_boundary): Use
3315 alignment of canonical type.
3316 (ix86_expand_vector_move): Check unaligned memory access for
3319 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3321 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3322 Moved to the front of file.
3324 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3325 H.J. Lu <hongjiu.lu@intel.com>
3327 * dwarf2out.c (current_fde): New.
3329 (lookup_cfa:): Likewise.
3330 (dwarf2out_end_epilogue): Likewise.
3331 (dwarf2out_note_section_used): Likewise.
3333 2008-05-27 Michael Matz <matz@suse.de>
3336 * c.opt (Wenum-compare): New warning option.
3337 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3339 2008-05-27 Michael Matz <matz@suse.de>
3342 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3344 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3345 into memory as tail calls.
3347 2008-05-27 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/36339
3350 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3351 pointers cause all addressable variables to be call clobbered.
3353 2008-05-27 Richard Guenther <rguenther@suse.de>
3355 PR tree-optimization/36245
3356 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3358 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3360 * config/s390/s390.md: Replace all occurences of the 'm'
3361 constraint with 'RT'.
3363 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3365 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3367 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3369 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3370 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3371 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3373 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3375 * reload.c: (find_reloads): Skip alternatives according to the
3376 "enabled" attribute. Constify the constraint variable.
3377 * recog.c (get_attr_enabled): Add default implementation.
3378 (extract_insn): Set the alternative_enabled_p array
3379 in the recog_data struct.
3380 (preprocess_constraints, constrain_operands): Skip
3381 alternatives according to the "enabled" attribute
3382 * recog.h (struct recog_data): New field alternative_enabled_p.
3383 (skip_alternative): New inline function.
3384 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3385 (record_reg_classes): Skip alternative according to the
3386 "enabled" attribute.
3388 * doc/md.texi: Add documention for the "enabled" attribute.
3390 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3392 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3393 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3394 constraint with TARGET_MEM_CONSTRAINT.
3395 * recog.c (asm_operand_ok, preprocess_constraints,
3396 constrain_operands): Likewise.
3397 * regclass.c (record_reg_classes): Likewise.
3398 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3399 * reload1.c (maybe_fix_stack_asms): Likewise.
3400 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3401 * recog.h: Adjust comment.
3402 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3403 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3404 * doc/md.texi: Add a note to description of 'm' constraint.
3405 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3407 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3409 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3410 that the bitfield is of integral type before testing its precision.
3412 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3413 Sa Liu <saliu@de.ibm.com>
3415 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3416 __modti3, __udivti3, __umodti3 and __udivmodti4.
3417 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3418 that implement TImode mul and div functions.
3419 * config/spu/multi3.c: New. Implement __multi3.
3420 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3421 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3424 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3426 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3427 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3428 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3429 tls_sysv_suffix): New mode and mode attribute iterators.
3430 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3431 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3432 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3433 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3434 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3437 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3439 PR tree-optimization/36329
3440 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3441 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3442 * cgraphbuild.c (initialize_inline_failed): Use the latter
3443 macro in lieu of the former.
3444 * ipa-inline.c (cgraph_mark_inline): Likewise.
3445 (cgraph_decide_inlining_of_small_function): Likewise.
3446 (cgraph_decide_inlining): Likewise.
3447 (cgraph_decide_inlining_incrementally): Likewise.
3449 2008-05-26 Tristan Gingold <gingold@adacore.com>
3450 Anatoly Sokolov <aesok@post.ru>
3452 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3453 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3454 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3455 optimization for 'avr6' architecture.
3457 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3460 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3462 2008-05-26 Richard Guenther <rguenther@suse.de>
3464 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3465 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3467 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3470 * caller-save.c (insert_restore): Verify alignment of spill space.
3471 (insert_save): Likewise.
3472 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3473 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3474 (STACK_SLOT_ALIGNMENT): Likewise.
3475 * function.c (LOCAL_ALIGNMENT): Removed.
3476 (get_stack_local_alignment): New.
3477 (assign_stack_local): Use it. Set alignment on stack slot.
3478 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3479 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3480 (STACK_SLOT_ALIGNMENT): New.
3481 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3482 stack slot in XFmode.
3484 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3486 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3489 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3490 argument operand in rax isn't removed.
3492 2008-05-26 Richard Guenther <rguenther@suse.de>
3495 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3496 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3498 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3501 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3503 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3505 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3506 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3508 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3510 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3511 build a trampoline if we don't want one.
3512 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3513 return zero for nested functions if we don't want a trampoline.
3515 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3517 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3519 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3522 * c.opt: Removed undocumented option '-lang-fortran'.
3523 * c-common.h: Removed global variable 'lang_fortran'.
3524 * c-opts.c (c_common_handle_option): Removed code to handle
3525 option '-lang-fortran'. Updated includes.
3526 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3527 definition of '__GFORTRAN__'.
3528 (define__GNUC__): Reimplemented to use BASEVER and
3529 cpp_define_formatted.
3530 (builtin_define_with_value_n): Removed.
3531 * c-incpath.h: Renamed to ...
3532 * incpath.h: ... this.
3533 * c-incpath.c: Renamed to ...
3534 * incpath.c: ... this. Updated includes.
3535 * fix-header.c: Updated includes.
3536 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3537 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3538 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3540 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3542 * tree.h: Update the table of flags used on tree nodes.
3543 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3544 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3545 (FORCED_LABEL): Add access check.
3546 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3547 (ASM_INPUT_P): Likewise.
3548 (ASM_VOLATILE_P): Likewise.
3549 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3550 (OMP_SECTION_LAST): Access private_flag directly.
3551 (OMP_RETURN_NOWAIT): Likewise.
3552 (OMP_PARALLEL_COMBINED): Likewise.
3553 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3554 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3555 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3556 deprecated_flag directly.
3558 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3560 * final.c (frame_pointer_needed): Removed.
3561 * flags.h (frame_pointer_needed): Likewise.
3563 * function.h (rtl_data): Add frame_pointer_needed.
3564 (frame_pointer_needed): New.
3566 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3568 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3570 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3572 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3575 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3577 * c-common.c (strip_array_types): Move function to..
3579 (get_inner_array_type): Delete.
3580 * c-common.h (strip_array_types): Move declaration to..
3582 (get_inner_array_type): Delete.
3583 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3584 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3585 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3586 * config/pa/pa.c (emit_move_sequence): Likewise.
3588 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3590 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3593 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3595 * function.c: Include target hook for nonlocal_goto frame value.
3597 2008-05-24 Richard Guenther <rguenther@suse.de>
3599 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3600 variable can be only accessed through a pointer or a union.
3602 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3604 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3605 * doc/extend.texi: Likewise.
3607 2008-05-23 DJ Delorie <dj@redhat.com>
3609 * config/m32c/jump.md (untyped_call): Add.
3611 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3613 (m32c_address_cost): Detail costs for indirect offsets.
3615 2008-05-23 Rafael Espindola <espindola@google.com>
3617 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3618 if a node is a SUBREG.
3619 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3622 2008-05-23 Paul Brook <paul@codesourcery.com>
3623 Carlos O'Donell <carlos@codesourcery.com>
3625 * doc/extend.texi: Clarify use of __attribute__((naked)).
3626 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3627 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3628 * function.c (use_register_for_decl): Use
3629 targetm.calls.allocate_stack_slots_for_args.
3630 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3631 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3632 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3634 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3636 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3638 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3640 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3641 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3642 is only rounded once.
3644 2008-05-23 Richard Guenther <rguenther@suse.de>
3646 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3648 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3649 Jakub Jelinek <jakub@redhat.com>
3652 * configure.ac: Handle --enable-cld.
3653 * configure: Regenerated.
3654 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3655 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3656 (ix86_current_function_needs_cld): New define.
3657 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3658 (cld): New isns pattern.
3659 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3660 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3661 * config/i386/i386.opt (mcld): New option.
3662 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3663 TARGET_CLD and ix86_current_function_needs_cld.
3664 (override_options): Use -mcld by default for 32-bit code if
3667 * doc/install.texi (Options specification): Document --enable-cld.
3668 * doc/invoke.texi (Machine Dependent Options)
3669 [i386 and x86-64 Options]: Add -mcld option.
3670 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3672 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3673 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3674 (return_in_memory_64): Likewise.
3675 (return_in_memory_ms_64): Likewise.
3677 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3679 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3680 * builtins.c (fold_builtin_fpclassify): New.
3681 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3682 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3683 * c-common.c (handle_type_generic_attribute): Adjust to accept
3684 fixed arguments before an elipsis.
3685 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3686 * doc/extend.texi: Document __builtin_fpclassify.
3688 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3690 * omp-low.c (gate_expand_omp_ssa): Remove.
3691 (pass_expand_omp_ssa): Remove.
3692 (gate_expand_omp): Do not check for flag_openmp_ssa.
3693 * common.opt (-fopenmp-ssa): Remove.
3694 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3696 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3698 * config/sh/sh.opt (mfixed-range): New option.
3699 * config/sh/sh-protos.h (sh_fix_range): Declare.
3700 * config/sh/sh.c (sh_fix_range): New function.
3701 * config/sh/sh.h (sh_fixed_range_str): Declare.
3702 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3704 * doc/invoke.texi (SH Options): Document -mfixed-range.
3706 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3708 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3709 it before the redeclaration.
3711 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3713 * config/avr/avr.c (get_sequence_length): Add new function.
3714 (expand_prologue, expand_epilogue): Remove duplicate code.
3716 2008-05-22 Rafael Espindola <espindola@google.com>
3718 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3721 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3723 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3724 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3726 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3727 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3728 (vect_update_misalignment_for_peel): Likewise.
3729 (vector_alignment_reachable_p): Likewise.
3730 * tree-vect-transform.c (vectorizable_load): Likewise.
3731 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3732 (get_vectype_for_scalar_type): Pass mode of scalar_type
3733 to UNITS_PER_SIMD_WORD.
3735 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3736 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3737 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3738 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3739 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3741 2008-05-22 Ira Rosen <irar@il.ibm.com>
3743 PR tree-optimization/36293
3744 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3745 if the first load must be skipped because of a gap.
3747 2008-05-22 Richard Guenther <rguenther@suse.de>
3749 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3750 more cases of offset disambiguation that is possible if
3751 strict-aliasing rules apply.
3752 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3753 for basic offset and type-based disambiguation.
3755 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3757 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3758 ix86_expand_vector_set on V16QImode for SSE4.1.
3760 2008-05-21 Tom Tromey <tromey@redhat.com>
3762 * c.opt (Wimport): Mark as undocumented.
3763 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3765 (Warning Options): Likewise.
3766 * doc/cppopts.texi: Don't mention -Wimport.
3768 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3770 PR tree-optimization/36287
3771 PR tree-optimization/36286
3772 * lambda-code.c (build_access_matrix): Do not use the loop->num
3773 for computing the number of induction variables: use the loop depth
3776 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3779 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3780 option -f(no-)leading-underscore.
3782 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3784 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3785 GET_MODE_NUNITS (mode).
3787 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3789 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3790 (-mmulhw): Add 464 to description.
3791 (-mdlmzb): Likewise.
3792 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3793 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3795 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3796 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3797 * config/rs6000/rs6000.md: Update comments for 464.
3799 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3801 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3803 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3805 * config/i386/sse.md (vec_extractv4sf): Removed.
3806 (vec_extractv2df): Likewise.
3807 (vec_extractv2di): Likewise.
3808 (vec_extractv4si): Likewise.
3809 (vec_extractv8hi): Likewise.
3810 (vec_extractv16qi): Likewise.
3811 (vec_extract<mode>): New.
3813 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3815 * config/i386/sse.md (vec_setv4sf): Removed.
3816 (vec_setv2df): Likewise.
3817 (vec_setv2di): Likewise.
3818 (vec_setv4si): Likewise.
3819 (vec_setv8hi): Likewise.
3820 (vec_setv16qi): Likewise.
3821 (vec_set<mode>): New.
3823 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3825 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3826 goto for vec_concat and vec_interleave.
3828 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3830 * config/i386/sse.md (vec_initv4sf): Removed.
3831 (vec_initv2df): Likewise.
3832 (vec_initv2di): Likewise.
3833 (vec_initv4si): Likewise.
3834 (vec_initv8hi): Likewise.
3835 (vec_initv16qi): Likewise.
3836 (vec_init<mode>): New.
3838 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3840 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3842 2008-05-21 Tom Tromey <tromey@redhat.com>
3844 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3845 (zone_find_object_offset): Likewise.
3846 (gt_ggc_m_S): Likewise.
3847 (highest_bit): Likewise.
3848 * ggc-page.c (gt_ggc_m_S): New function.
3849 * stringpool.c (string_stack): Remove.
3850 (init_stringpool): Update.
3851 (ggc_alloc_string): Use ggc_alloc.
3852 (maybe_delete_ident): New function.
3853 (ggc_purge_stringpool): Likewise.
3854 (gt_ggc_m_S): Remove.
3855 * ggc-common.c (ggc_protect_identifiers): New global.
3856 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3857 ggc_protect_identifiers.
3858 * ggc.h (ggc_protect_identifiers): Declare.
3859 (gt_ggc_m_S): Update.
3860 (ggc_purge_stringpool): Declare.
3861 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3862 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3864 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3866 2008-05-21 David S. Miller <davem@davemloft.net>
3868 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3871 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3873 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3876 2008-05-20 David Daney <ddaney@avtrex.com>
3878 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3879 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3880 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3881 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3882 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3883 (atomic_hiqi_op): New define_code_iterator.
3884 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3885 mips_expand_compare_and_swap_12.
3886 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3887 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3888 (sync_<optab><mode>, sync_old_<optab><mode>,
3889 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3890 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3891 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3892 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3893 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3894 (test_and_set_12): New insn.
3895 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3896 sync_new_<optab><mode>, sync_old_nand<mode>,
3897 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3898 clobber to operand 0 for SI and DI mode insns.
3899 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3900 mips_gen_fn_4): New typedefs.
3901 (mips_gen_fn_ptrs): Define new union type.
3902 (mips_expand_compare_and_swap_12): Remove declaration.
3903 (mips_expand_atomic_qihi): Declare function.
3904 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3905 (mips_expand_atomic_qihi): ... this. Use new generator function
3907 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3908 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3909 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3910 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3911 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3912 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3913 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3914 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3915 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3916 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3919 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3921 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3924 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3926 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3927 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3928 (avr_attribute_table): Add 'OS_main' function attribute.
3929 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3930 functions with 'OS_main' attribute.
3932 2008-05-20 Richard Guenther <rguenther@suse.de>
3934 PR tree-optimization/35204
3935 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3936 helper, split out from ...
3937 (DFS): ... here. Make the DFS walk non-recursive.
3939 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3940 Jan Sjodin <jan.sjodin@amd.com>
3942 PR tree-optimization/36181
3943 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3944 (parallelize_loops): Don't parallelize when the loop has vector
3947 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3948 Sebastian Pop <sebastian.pop@amd.com>
3950 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3951 matrix, and never look at the tree representation of the memory
3953 (linear_transform_loops): Computes parameters and access matrices.
3954 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3956 (access_matrix_get_index_for_parameter): New.
3957 * tree-data-ref.h (struct access_matrix): New.
3958 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3959 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3960 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3961 am_vector_index_for_loop): New.
3962 (struct data_reference): Add field access_matrix.
3963 (DR_ACCESS_MATRIX): New.
3964 (compute_data_dependences_for_loop): Update declaration.
3965 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3966 * lambda.h (lambda_vector_vec_p): Declared.
3967 * lambda-code.c: Depend on pointer-set.h.
3968 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3969 av_for_af_base, av_for_af, build_access_matrix,
3970 lambda_compute_access_matrices): New.
3971 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3973 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3975 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3978 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3979 Sebastian Pop <sebastian.pop@amd.com>
3981 PR tree-optimization/36206
3982 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3984 (instantiate_scev_1): Rename flags to fold_conversions.
3985 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3986 outeside instantiation_loop.
3987 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3988 (evolution_function_is_affine_or_constant_p): Removed.
3989 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3991 (analyze_siv_subscript): Pass in the loop nest number.
3992 Call evolution_function_is_affine_in_loop instead of
3993 evolution_function_is_affine_p.
3994 (analyze_overlapping_iterations): Pass in the loop nest number.
3996 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3997 Sebastian Pop <sebastian.pop@amd.com>
3999 PR tree-optimization/36206
4000 * tree-chrec.h (chrec_fold_op): New.
4001 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4004 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4006 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4008 (remove_duplicates): Do not set inode on non-inode systems.
4011 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4013 * config.gcc (tm_file): Update comments about relative pathnames.
4015 2008-05-20 Richard Guenther <rguenther@suse.de>
4017 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4018 * tree-ssa-sccvn.c (process_scc): Likewise.
4019 * tree-ssa-sink.c (execute_sink_code): Likewise.
4020 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4021 * tree-vrp.c (process_assert_insertions): Likewise.
4022 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4023 (perform_tree_ssa_dce): Likewise.
4024 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4025 (dump_dominator_optimization_stats): Likewise.
4026 * tree-vectorizer.c (vectorize_loops): Likewise.
4028 2008-05-20 Richard Guenther <rguenther@suse.de>
4030 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4032 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4034 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4035 (ix86_i386elf_return_in_memory): Likewise.
4036 (ix86_i386interix_return_in_memory): Likewise.
4037 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4038 (SUBTARGET_RETURN_IN_MEMORY): New.
4039 * config/i386/i386elf.h: Likewise.
4040 * config/i386/ptx4-i.h: Likewise.
4041 * config/i386/sol2-10.h: Likewise.
4042 * config/i386/sysv4.h: Likewise.
4043 * config/i386/vx-common.h: Likewise.
4044 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4045 * config/i386/i386.c (ix86_return_in_memory): Made static and
4046 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4047 (ix86_i386elf_return_in_memory): Removed.
4048 (ix86_i386interix_return_in_memory): Removed.
4049 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4050 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4052 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4054 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4056 2008-05-19 Xinliang David Li <davidxl@google.com>
4058 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4060 * common.opt: Ditto.
4061 * doc/invoke.texi: Ditto.
4063 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4065 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4066 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4068 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4070 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4071 sizes of operand array from 8/4 to 4/2.
4072 (ix86_expand_vector_init_general): Change size of operand array
4073 from 32 to 16. Remove op0, op1 and half_mode.
4075 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4077 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4078 (ix86_expand_vector_init_interleave): Likewise.
4079 (ix86_expand_vector_init_general): Use them. Assert
4080 word_mode == SImode when n_words == 4.
4082 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4084 * config/i386/i386.c (ix86_secondary_reload): New static function.
4085 (TARGET_SECONDARY_RELOAD): New define.
4086 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4087 * config/i386/i386.md (reload_outqi): Remove.
4089 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4092 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4093 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4094 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4095 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4096 (fold_builtin_1): Likewise.
4097 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4098 c-common.c (check_builtin_function_arguments): Handle
4099 BUILT_IN_ISINF_SIGN.
4100 * doc/extend.texi: Document __builtin_isinf_sign.
4101 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4103 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4105 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4106 EH cleanup at the end of the pass, search for those that have been
4107 turned into forwarder blocks and do the cleanup on their successor.
4109 2008-05-18 Richard Guenther <rguenther@suse.de>
4111 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4112 pointers to sizetype and vice versa.
4114 2008-05-18 Xinliang David Li <davidxl@google.com>
4116 * gcc/tree-ssa-dce.c: Coding style fix.
4117 (check_pow): Documentation comment.
4118 (check_log): Documenation comment. Coding style fix.
4119 (is_unnecessary_except_errno_call): Ditto.
4120 (gen_conditions_for_pow): Ditto.
4121 (gen_conditions_for_log): Ditto.
4122 (gen_shrink_wrap_conditions): Ditto.
4123 (shrink_wrap_one_built_in_calls): Ditto.
4124 * gcc/doc/invoke.texi: Better documentation string.
4125 * ChangeLog: Fix wrong change log entries from
4126 May 17 checkin on function call DCE.
4128 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4130 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4132 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4134 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4135 * df-problems.c (simulation routines): Fixed block comment to
4136 properly say how to add forwards scanning functions.
4138 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4140 * tree-inline.c (setup_one_parameter): Remove dead code.
4142 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4144 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4145 a BIT_AND_EXPR only for an INTEGER_TYPE.
4147 2008-05-17 Xinliang David Li <davidxl@google.com>
4149 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4150 (check_pow, check_log, is_unnecessary_except_errno_call): New
4151 functions to check for eliminating math functions that are pure
4152 except for setting errno.
4153 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4154 general condition expressions for shrink-wrapping pow/log calls.
4155 (gen_shrink_wrap_conditions): Ditto.
4156 (shrink_wrap_one_built_in_call): Ditto.
4157 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4158 (mark_operand_necessary): If debugging, output if OP is necessary.
4159 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4161 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4163 * gcc/common.opt: New user flag -ftree-builtin-dce.
4164 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4166 2008-05-16 David S. Miller <davem@davemloft.net>
4168 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4169 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4171 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4174 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4176 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4178 * ifcvt.c (dead_or_predicable): Rename
4179 df_simulate_one_insn_backwards to df_simulate_one_insn.
4180 * recog.c (peephole2_optimize): Ditto.
4181 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4183 * df.h: Rename df_simulate_one_insn_backwards to
4184 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4185 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4186 scanning of defs and uses.
4187 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4188 (df_simulate_one_insn_forwards): Removed.
4190 2008-05-16 Doug Kwan <dougkwan@google.com>
4192 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4194 (real_from_string): Handle NaNs and Inf as approriate.
4196 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4198 * doc/gty.texi (Source Files Containing Type Information): Note
4199 that headers should appear first in the gtfiles list.
4201 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4203 * tree.def (COND_EXEC): Properly documented this code.
4205 2008-05-16 Diego Novillo <dnovillo@google.com>
4207 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4208 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4211 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4213 * tree-ssa-dse (max_stmt_uid): Removed.
4214 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4215 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4216 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4217 * function.h (cfun.last_stmt_uid): New field.
4218 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4219 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4221 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4222 (create_stmt_ann): Initialize the ann->uid field.
4223 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4225 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4227 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4229 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4230 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4231 (init_empty_tree_cfg): Call it.
4233 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4235 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4238 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4240 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4241 * tree-dump.c (dump_options): New verbose option.
4242 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4244 * tree-pass.h (TDF_VERBOSE): New dump flag.
4245 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4246 (tree-flow.h): Added include.
4247 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4249 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4251 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4253 From Jie Zhang <jie.zhang@analog.com>
4254 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4255 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4256 mcpu=bf561-none and mcpu=bf561-0.2.
4257 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4258 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4259 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4260 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4261 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4262 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4263 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4265 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4266 (cputype_selected): Remove.
4267 (bfin_handle_option): Don't use cputype_selected.
4268 (override_options): When no mcpu option, enable all workarounds.
4269 Don't use bfin_workarounds.
4270 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4272 (DEFAULT_CPU_TYPE): Don't define.
4274 2008-05-16 Richard Guenther <rguenther@suse.de>
4276 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4277 on deletion of the last stmt.
4279 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4281 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4282 V8HImode for SSE2 and V16QImode for SSE4.1.
4284 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4286 * cgraph.h (compute_inline_parameters): Made public.
4287 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4288 variable_generate_summary, function_write_summary,
4289 variable_write_summary, variable_read_summary. Added generate_summary,
4290 write_summary, read_summary.
4291 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4292 pass_ipa_inline.function_generate_summary, to
4293 compute_inline_parameters.
4294 * ipa-inline.c (compute_inline_parameters): Made public and added
4296 (compute_inline_parameters_for_current): New function.
4297 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4298 (inline_generate_summary): Removed parameter and made to loop over
4300 (pass_ipa_inline): Updated for new IPA_PASS structure.
4301 * passes.c (execute_ipa_summary_passes): Now is called once per
4302 pass rather than once per node*pass.
4304 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4306 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4307 avr_have_mul_p, avr_asm_only_p): Remove variables.
4308 (avr_override_options): Remove initialization of removed variables.
4309 (avr_file_start): Convert removed variables to fields of
4310 'struct base_arch_s *avr_current_arch'.
4311 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4312 (AVR_HAVE_MUL): (Ditto.).
4313 (AVR_HAVE_MOVW): (Ditto.).
4314 (AVR_HAVE_LPMX): (Ditto.).
4315 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4316 avr_asm_only_p): Remove declaration.
4318 2008-05-15 Diego Novillo <dnovillo@google.com>
4320 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4321 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4323 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4326 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4327 Don't call record_truncated_value from here.
4328 (record_truncated_value): Turn it into a for_each_rtx callback.
4329 (record_truncated_values): New function.
4330 (combine_instructions): Call note_uses with record_truncated_values.
4331 Change name of check_conversion to check_promoted_subreg.
4333 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4335 * doc/sourcebuild.texi: Document support for torture tests.
4337 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4339 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4340 to alternative 4 of operand 2.
4342 2008-05-15 Richard Guenther <rguenther@suse.de>
4344 * tree-pass.h (current_pass): Declare.
4345 (get_pass_for_id): Likewise.
4346 * passes.c (passes_by_id, passes_by_id_size): New globals.
4347 (set_pass_for_id): New function.
4348 (get_pass_for_id): Likewise.
4349 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4350 (execute_function_todo): Flush per function statistics.
4351 * toplev.c (compile_file): Init statistics.
4352 (general_init): Do early statistics initialization.
4353 (finalize): Finish statistics.
4354 * statistics.h (statistics_early_init): Declare.
4355 (statistics_init): Likewise.
4356 (statistics_fini): Likewise.
4357 (statistics_fini_pass): Likewise.
4358 (statistics_counter_event): Likewise.
4359 (statistics_histogram_event): Likewise.
4360 * statistics.c: New file.
4361 * Makefile.in (OBJS-common): Add statistics.o.
4362 (statistics.o): Add dependencies.
4363 * doc/invoke.texi (-fdump-statistics): Document.
4365 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4367 (execute_pre): Use statistics_counter_event.
4368 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4369 (substitute_and_fold): Increment it. Use statistics_counter_event.
4371 2008-05-15 Diego Novillo <dnovillo@google.com>
4373 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4375 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4376 * tree-ssa-alias.c (new_type_alias): Remove references to
4377 sub-variables from comment.
4378 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4380 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4382 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4383 attribute to 1 only for insertps alternative.
4385 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4387 * config/bfin/bfin.md (loadbytes): New pattern.
4388 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4389 (bfin_init_builtins): Initialize it.
4390 (bdesc_1arg): Add it.
4392 2008-05-15 Sa Liu <saliu@de.ibm.com>
4394 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4395 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4396 * testsuite/lib/target-supports.exp: Add
4397 check_effective_target_fortran_integer_16.
4399 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4401 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4402 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4403 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4404 (TARGET_RETURN_IN_MEMORY): Define.
4406 2008-05-15 Richard Guenther <rguenther@suse.de>
4409 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4410 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4411 represent unmodifiable vars.
4413 2008-05-15 Richard Guenther <rguenther@suse.de>
4415 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4416 INDIRECT_REF and TARGET_MEM_REF.
4417 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4420 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4421 H.J. Lu <hongjiu.lu@intel.com>
4423 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4424 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4425 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4426 insn alternatives. Add missing alternatives.
4427 (*vec_concatv2di_rex64_sse4_1): Likewise.
4428 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4429 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4432 2008-05-15 Richard Guenther <rguenther@suse.de>
4434 PR tree-optimization/36009
4435 PR tree-optimization/36204
4436 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4437 (determine_invariantness_stmt): Record the loop a store is
4439 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4442 2008-05-15 Richard Guenther <rguenther@suse.de>
4444 PR tree-optimization/34330
4445 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4446 through the pointer will alias the SMT.
4448 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4450 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4452 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4454 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4456 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4457 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4459 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4460 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4461 (vashl_optab): New optab for vector/vector shifts.
4462 (vashr_optab): Ditto.
4463 (vlshr_optab): Ditto.
4464 (vrotl_optab): Ditto.
4465 (vrotr_optab): Ditto.
4466 (optab_subtype): New enum for optab_for_tree_code call.
4467 (optab_for_tree_code): Add enum optab_subtype argument.
4469 * optabs.c (optab_for_tree_code): Take an additional argument to
4470 distinguish between a vector shift by a scalar and vector shift by
4471 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4472 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4473 vector shift by a vector.
4474 (expand_widen_pattern_expr): Pass additional argument to
4475 optab_for_tree_code.
4477 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4478 vrotl_optab, vrotr_optab.
4480 * expr.c (expand_expr_real_1): Update calls to
4481 optab_for_tree_code to distinguish between vector shifted by a
4482 scalar and vector shifted by a vector.
4483 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4484 (supportable_narrowing_operation): Ditto.
4485 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4486 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4487 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4488 (vect_create_epilog_for_reduction): Ditto.
4489 (vectorizable_reduction): Ditto.
4490 (vectorizable_operation): Ditto.
4491 (vect_strided_store_supported): Ditto.
4492 (vect_strided_load_supported): Ditto.
4493 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4494 * expmed.c (expand_shift): Ditto.
4496 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4498 (ashr@var{m}3): Ditto.
4499 (vashl@var{m}3): Document new vector/vector shift standard name.
4500 (vashr@var{m}3): Ditto.
4501 (vlshr@var{m}3): Ditto.
4502 (vrotl@var{m}3): Ditto.
4503 (vrotr@var{m}3): Ditto.
4505 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4506 (PPERM_INVERT): Ditto.
4507 (PPERM_REVERSE): Ditto.
4508 (PPERM_REV_INV): Ditto.
4509 (PPERM_ZERO): Ditto.
4510 (PPERM_ONES): Ditto.
4511 (PPERM_SIGN): Ditto.
4512 (PPERM_INV_SIGN): Ditto.
4513 (PPERM_SRC1): Ditto.
4514 (PPERM_SRC2): Ditto.
4516 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4517 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4518 allows a memory operand to be the value being added, and split it
4519 to improve vectorization.
4520 (sse5_pmacsdqh_mem): Ditto.
4521 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4522 (sse5_mulv2div2di3_high): Ditto.
4523 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4524 (vec_pack_trunc_v4si): Ditto.
4525 (vec_pack_trunc_v2di): Ditto.
4526 (sse5_pcmov_<mode>): Remove code that tried to use use
4527 andps/andnps instead of pcmov.
4528 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4529 pmacsdqh instructions.
4530 (vec_widen_smult_lo_v4si): Ditto.
4532 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4533 (PPERM_INVERT): Ditto.
4534 (PPERM_REVERSE): Ditto.
4535 (PPERM_REV_INV): Ditto.
4536 (PPERM_ZERO): Ditto.
4537 (PPERM_ONES): Ditto.
4538 (PPERM_SIGN): Ditto.
4539 (PPERM_INV_SIGN): Ditto.
4540 (PPERM_SRC1): Ditto.
4541 (PPERM_SRC2): Ditto.
4542 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4544 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4546 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4547 says ignore whether the last reference is a memory operand.
4549 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4550 Paolo Bonzini <bonzini at gnu dot org>
4552 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4555 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4556 (vlshr<mode>3): Rename from vlshr<mode>3.
4557 (vashr<mode>3): Rename from vashr<mode>3.
4558 (mulv4sf3): Change the names of vector shift patterns.
4562 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4565 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4590 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4591 (floatunssidf2_internal): Change vector/vector shift names.
4592 (floatunsdidf2_internal): Ditto.
4599 (vashl<mode>3): Rename from ashl<mode>3.
4600 (vashr<mode>3): Rename from ashr<mode>3.
4601 (vlshr<mode>3): Rename from lshr<mode>3.
4602 (vrotl<mode>3): Rename from rotl<mode>3.
4604 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4607 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4608 multiply gives the wrong value when doing widening multiplies.
4609 (vec_widen_smult_lo_v4si): Ditto.
4611 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4613 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4614 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4615 emit_library_call_value.
4616 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4617 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4618 * calls.c (initialize_argument_information, precompute_arguments,
4619 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4620 (precompute_arguments): Removed flags parameter.
4621 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4623 2008-05-14 Richard Guenther <rguenther@suse.de>
4625 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4626 Make sure to register the store if the use is a PHI_NODE.
4628 2008-05-14 Olivier Hainque <hainque@adacore.com>
4630 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4631 memory if the component is to be referenced in BLKmode according
4632 to get_inner_reference.
4634 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4636 * calls.c (emit_library_call_value_1): Restore code clearing
4637 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4639 2008-05-14 Olivier Hainque <hainque@adacore.com>
4640 Nicolas Roche <roche@adacore.com>
4642 * configure.ac: Add support for a "gcc_subdir" variable in
4643 config-lang.in, to denote a subdirectory where the language/GCC
4644 integration files are to be found.
4645 * configure: Regenerate.
4647 2008-05-14 Ira Rosen <irar@il.ibm.com>
4649 PR tree-optimization/36098
4650 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4651 value for the first load in the group in case of a gap.
4652 (vect_build_slp_tree): Check that there are no gaps in loads.
4654 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4656 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4657 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4658 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4659 emit_insn and remove unneeded code to construct extra args.
4660 (emit_no_conflict_block): Removed.
4661 * optabls.h: (emit_no_conflict_block): Removed.
4662 * cse.c (cse_extended_basic_block): Remove search for
4663 REG_NO_CONFLICT note.
4664 * global.c: Removed incorrect comment added in revision 117.
4665 * expr.c (convert_move): Change call to emit_no_conflict_block to
4667 * recog.c: Change comments so that they do not mention
4669 * local_alloc.c (combine_regs): Removed last parameter.
4670 (no_conflict_p): Removed.
4671 (block_alloc): Removed note, no_conflict_combined_regno and set
4672 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4673 (combine_regs): Removed already_dead and code to look for
4674 REG_NO_CONFLICT notes.
4675 * lower_subreg (remove_retval_note): Removed code to look for
4676 REG_NO_CONFLICT block.
4677 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4678 (resolve_clobber): Remove code to process libcalls that have
4679 REG_NO_CONFLICT notes.
4680 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4682 * combine.c (can_combine_p, distribute_notes): Removed
4683 REG_NO_CONFLICT case.
4684 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4686 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4687 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4689 * reg-notes.def (NO_CONFLICT): Removed.
4691 2008-05-14 David S. Miller <davem@davemloft.net>
4693 * config/sparc/sparc.c (sparc_profile_hook): If
4694 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4695 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4696 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4698 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4700 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4702 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4705 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4706 and op1 expansion before vector concat to have less live pseudos.
4708 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4710 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4711 ix86_expand_vector_set if supported.
4713 2008-05-13 Diego Novillo <dnovillo@google.com>
4714 Kenneth Zadeck <zadeck@naturalbridge.com>
4716 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4718 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4719 phinodes_print_statistics, init_ssanames, fini_ssanames,
4720 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4721 release_ssa_name, release_defs, replace_ssa_name_symbol,
4722 ssanames_print_statistics): Move ...
4723 * tree-flow.h: ... here.
4724 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4725 Use FN instead of cfun.
4726 (make_ssa_name_fn): Rename from make_ssa_name.
4727 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4728 * tree-flow-inline.h (make_ssa_name): Move from
4729 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4730 * omp-low.c (expand_omp_parallel):
4731 * tree-flow-inline.h (redirect_edge_var_map_result):
4732 * tree-ssa.c (init_tree_ssa): Add argument FN.
4733 Use it instead of cfun. Update all users.
4735 2008-05-13 Tom Tromey <tromey@redhat.com>
4737 PR preprocessor/22168:
4738 * doc/cpp.texi (Top): Update menu.
4739 (Alternatives to Wrapper #ifndef): New node.
4740 (Other Directives): Document deprecation.
4741 (Obsolete Features): Remove menu.
4742 (Assertions): Merge node into Obsolete Features.
4743 (Obsolete once-only headers): Move earlier; rename to Alternatives
4745 * doc/cppopts.texi: Update.
4746 * c.opt (Wdeprecated): Enable for C and ObjC.
4747 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4748 (C++ Dialect Options): Move -Wno-deprecated from here to...
4749 (Warning Options): ... here.
4751 2008-05-13 Richard Guenther <rguenther@suse.de>
4754 * fold-const.c (fold_sign_changed_comparison): Do not allow
4755 changes in pointer-ness.
4757 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4760 * config/sh/sh.c (sh_expand_prologue): Don't clear
4761 RTX_FRAME_RELATED_P for push insns.
4763 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4765 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4767 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4769 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4770 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4771 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4773 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4775 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4776 (*vec_concatv4sf_sse): This.
4777 (*sse2_concatv2si): Renamed to ...
4778 (*vec_concatv2si_sse2): This.
4779 (*sse1_concatv2si): Renamed to ...
4780 (*vec_concatv2si_sse): This.
4781 (*vec_concatv2di_rex): Renamed to ...
4782 (*vec_concatv2di_rex64): This.
4783 (*vec_concatv2si_sse4_1): New.
4784 (*vec_concatv2di_rex64_sse4_1): Likewise.
4786 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4788 PR rtl-optimization/36111
4789 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4790 that was created for swappable operands.
4792 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4795 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4796 * configure.ac: Add call to ACX_PROG_GNAT.
4798 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4800 * optc-gen.awk: Fix comment typo.
4802 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4804 * pretty-print.c (pp_integer_with_precision): Use
4805 HOST_LONG_LONG_FORMAT.
4807 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4809 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4811 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4813 * config/i386/i386.c (bdesc_ptest): Removed.
4814 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4815 (bdesc_args): Add __builtin_ia32_ptestz128,
4816 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4817 (ix86_init_mmx_sse_builtins): Updated.
4818 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4819 (ix86_expand_builtin): Updated.
4821 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4823 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4824 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4826 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4828 * value-prof.c (interesting_stringop_to_profile): Do not
4829 return early for BUILT_IN_MEMPCPY.
4831 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4833 * calls.c (expand_call): Don't use callgraph to increase
4834 preferred_stack_boundary.
4836 * cgraph.h (cgraph_rtl_info): Use unsigned on
4837 preferred_incoming_stack_boundary.
4839 * final.c (rest_of_clean_state): Use unsigned on
4840 preferred_stack_boundary.
4842 2008-05-09 Tom Tromey <tromey@redhat.com>
4844 PR preprocessor/22231:
4845 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4848 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4850 PR tree-optimization/36129
4851 * tree-ssa-ccp.c: Include value-prof.h.
4852 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4853 built-in function was folded to a constant.
4854 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4856 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4857 Sebastian Pop <sebastian.pop@amd.com>
4859 * tree-scalar-evolution.c: Document instantiate_scev.
4860 (instantiate_parameters_1): Renamed instantiate_scev_1.
4861 Don't use the same loop for instantiation_loop and evolution_loop.
4862 (instantiate_scev): New.
4863 (instantiate_parameters): Moved...
4864 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4865 same loop twice. Maintains the semantics for this function.
4866 * tree-scalar-evolution.h (instantiate_scev): Declare.
4867 (instantiate_parameters): ...here. Now static inline.
4868 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4869 instead of resolve_mixers.
4871 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4873 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4875 2008-05-09 Tomas Bily <tbily@suse.cz>
4877 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4878 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4879 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4880 * c-common.c (c_common_truthvalue_conversion): Likewise.
4881 * tree-object-size.c (compute_object_offset): Likewise.
4882 * tree-inline.c (estimate_num_insns_1): Likewise.
4883 * varasm.c (const_hash_1, compare_constant, copy_constant)
4884 (compute_reloc_for_constant, output_addressed_constants)
4885 (initializer_constant_valid_p): Likewise.
4886 * c-omp.c (check_omp_for_incr_expr): Likewise.
4887 * gimplify.c (gimplify_expr): Likewise.
4888 * c-typeck.c (c_finish_return): Likewise.
4889 * tree-vectorizer.c (supportable_widening_operation)
4890 (supportable_narrowing_operation): Likewise.
4891 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4892 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4893 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4894 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4895 (descr_info_loc): Likewise.
4896 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4897 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4898 (fold_unary): Likewise.
4899 * builtins.c (get_pointer_alignment): Likewise.
4900 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4901 (instantiate_parameters_1): Likewise.
4902 * tree.c (expr_align, stabilize_reference): Likewise.
4903 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4904 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4905 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4906 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4907 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4908 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4910 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4911 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4912 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4913 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4914 (forward_propagate_comparison)
4915 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4916 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4917 * emit-rtl.c (component_ref_for_mem_expr)
4918 (set_mem_attributes_minus_bitpos): Likewise.
4919 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4920 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4922 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4923 (build_function_call, pointer_diff, build_compound_expr)
4924 (c_finish_return): Likewise.
4925 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4926 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4928 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4929 * expr.c (is_aligning_offset): Likewise.
4930 * tree-ssa-alias.c (is_escape_site): Likewise.
4931 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4932 (check_all_va_list_escapes): Likewise.
4933 * tree-ssa-loop-ivopts.c (determine_base_object)
4934 (determine_common_wider_type): Likewise.
4935 * dojump.c (do_jump): Likewise.
4936 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4937 * tree-gimple.c (is_gimple_cast): Likewise.
4938 * fold-const.c (decode_field_reference, )
4939 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4940 (fold_binary): Likewise.
4941 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4942 (already_warned_in_frontend_p): Likewise.
4943 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4944 * tree.c (really_constant_p, get_unwidened): Likewise.
4945 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4946 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4947 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4949 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4951 (CONVERT_EXPR_P): Define.
4952 (CASE_CONVERT): Define.
4954 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4957 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4958 (delete_unmarked_insns): When deleting a call, call
4959 delete_unreachable_blocks.
4960 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4961 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4963 2008-05-08 Richard Guenther <rguenther@suse.de>
4965 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4966 (-ftree-salias): Likewise.
4967 (salias-max-implicit-fields): Remove param documentation.
4968 (salias-max-array-elements): Likewise.
4969 * tree-pass.h (pass_create_structure_vars): Remove.
4970 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4971 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4972 * tree-ssa-alias.c (create_structure_vars): Remove.
4973 (gate_structure_vars): Likewise.
4974 (pass_create_structure_vars): Likewise.
4975 (gate_build_alias): Likewise.
4976 (pass_build_alias): Adjust to run always and dump the function.
4977 * common.opt (ftree-salias): Hide.
4978 * passes.c (init_optimization_passes): Remove
4979 pass_create_structure_vars, adjust comment.
4980 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4981 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4982 * opts.c (decode_options): Do not set flag_tree_salias.
4983 (common_handle_option): Add OPT_ftree_salias to the backward
4984 compatibility section.
4986 2008-05-08 Richard Guenther <rguenther@suse.de>
4988 * tree-flow-inline.h (var_can_have_subvars): Move ...
4989 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4990 * tree-flow.h (var_can_have_subvars): Remove.
4991 (push_fields_onto_fieldstack): Remove.
4992 (sort_fieldstack): Likewise.
4993 (struct fieldoff): Move ...
4994 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4995 alias_set and base_for_components fields.
4996 (sort_fieldstack): Make static.
4997 (push_fields_onto_fieldstack): Likewise. Remove code that
4998 handles anything but RECORD_TYPEs. Remove alias_set and
4999 base_for_components handling.
5000 (create_variable_info_for): Adjust.
5002 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5004 * common.opt (Wframe-larger-than=): Shorten the help message
5006 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5008 2008-05-08 Rafael Espindola <espindola@google.com>
5010 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5012 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5013 trap and that both operands are gimple values.
5014 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5015 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5018 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5020 * read-rtl.c (join_c_conditions): Return the first string if the
5021 two strings are equal.
5023 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5025 * gensupport.h (pred_data): Add a "num_codes" field.
5026 (add_predicate_code): Declare.
5027 * gensupport.c (add_predicate_code): New function.
5028 (std_pred_table): Add an "allows_const_p" field.
5029 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5030 Remove the (incomplete) list of such codes from the codes field.
5031 (init_predicate_table): Use add_predicate_code. Add all
5032 RTX_CONST_OBJs if allows_const_p is true.
5033 * genrecog.c (process_define_predicate): Use add_predicate_code.
5035 2008-05-08 David Daney <ddaney@avtrex.com>
5036 Richard Sandiford <rsandifo@nildram.co.uk>
5038 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5039 special case of constant zero operands.
5040 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5041 old and new values. Special case constant zero values.
5042 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5044 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5045 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5047 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5050 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5051 similar RTX_CONST_OBJ before CONST_INT.
5053 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5055 * stmt.c (expand_stack_restore): Change sa mode if needed.
5057 2008-05-08 Richard Guenther <rguenther@suse.de>
5059 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5060 return type to bool.
5061 (ix86_sol10_return_in_memory): Likewise.
5062 (ix86_i386elf_return_in_memory): Likewise.
5063 (ix86_i386interix_return_in_memory): Likewise.
5064 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5065 (ix86_sol10_return_in_memory): Likewise.
5066 (ix86_i386elf_return_in_memory): Likewise.
5067 (ix86_i386interix_return_in_memory): Likewise.
5069 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5072 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5074 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5075 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5078 2008-05-08 Richard Guenther <rguenther@suse.de>
5080 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5081 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5082 (DR_SUBVARS): Remove.
5083 * tree-dfa.c (dump_subvars_for): Remove.
5084 (debug_subvars_for): Likewise.
5085 (dump_variable): Do not dump subvars.
5086 (remove_referenced_var): Do not remove subvars.
5087 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5088 (lookup_subvars_for_var): Remove.
5089 (get_subvars_for_var): Likewise.
5090 (get_subvars_at): Likewise.
5091 (get_first_overlapping_subvar): Likewise.
5092 (overlap_subvar): Likewise.
5093 * tree-flow.h (subvar_t): Remove.
5094 (struct var_ann_d): Remove subvars field.
5095 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5096 argument. Remove special handling of SFTs.
5097 (compute_tag_properties): Likewise.
5098 (set_initial_properties): Likewise.
5099 (compute_call_clobbered): Likewise.
5100 (count_mem_refs): Likewise.
5101 (compute_memory_partitions): Likewise.
5102 (compute_flow_insensitive_aliasing): Likewise.
5103 (setup_pointers_and_addressables): Likewise.
5104 (new_type_alias): Likewise.
5105 (struct used_part): Remove.
5106 (used_portions): Likewise.
5107 (struct used_part_map): Likewise.
5108 (used_part_map_eq): Likewise.
5109 (used_part_map_hash): Likewise.
5110 (free_used_part_map): Likewise.
5111 (up_lookup): Likewise.
5112 (up_insert): Likewise.
5113 (get_or_create_used_part_for): Likewise.
5114 (create_sft): Likewise.
5115 (create_overlap_variables_for): Likewise.
5116 (find_used_portions): Likewise.
5117 (create_structure_vars): Likewise.
5118 * tree.def (STRUCT_FIELD_TAG): Remove.
5119 * tree.h (MTAG_P): Adjust.
5120 (struct tree_memory_tag): Remove base_for_components and
5121 unpartitionable flags.
5122 (struct tree_struct_field_tag): Remove.
5123 (SFT_PARENT_VAR): Likewise.
5124 (SFT_OFFSET): Likewise.
5125 (SFT_SIZE): Likewise.
5126 (SFT_NONADDRESSABLE_P): Likewise.
5127 (SFT_ALIAS_SET): Likewise.
5128 (SFT_UNPARTITIONABLE_P): Likewise.
5129 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5130 (union tree_node): Remove sft field.
5131 * alias.c (get_alias_set): Remove special handling of SFTs.
5132 * print-tree.c (print_node): Remove handling of SFTs.
5133 * tree-dump.c (dequeue_and_dump): Likewise.
5134 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5135 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5136 * tree-predcom.c (set_alias_info): Do not set subvars.
5137 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5138 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5139 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5140 (add_vars_for_offset): Remove.
5141 (add_virtual_operand): Remove special handling of SFTs.
5142 (add_call_clobber_ops): Likewise.
5143 (add_call_read_ops): Likewise.
5144 (get_asm_expr_operands): Likewise.
5145 (get_modify_stmt_operands): Likewise.
5146 (get_expr_operands): Likewise.
5147 (add_to_addressable_set): Likewise.
5148 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5149 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5150 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5151 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5152 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5153 (tree_node_structure): Likewise.
5154 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5156 (find_what_p_points_to): Likewise.
5158 2008-05-08 Sa Liu <saliu@de.ibm.com>
5160 * config/spu/spu.md: Fixed subti3 pattern.
5162 2008-05-08 Richard Guenther <rguenther@suse.de>
5165 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5166 sure to create a representative for trailing arrays for PTA.
5168 2008-05-08 Richard Guenther <rguenther@suse.de>
5171 * fold-const.c (operand_equal_p): Two objects which types
5172 differ in pointerness are not equal.
5174 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5176 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5177 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5178 (emit_library_call_value_1): Add new variable fndecl initialized by
5179 NULL_TREE. It should be the decl type of orgfun, but this information
5180 seems not to be available here, so it uses the default calling abi.
5181 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5182 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5183 by TARGET_RETURN_IN_MEMORY.
5184 * config/i386/i386-interix.h: Likewise.
5185 * config/i386/i386.h: Likewise.
5186 * config/i386/i386elf.h: Likewise.
5187 * config/i386/ptx4-i.h: Likewise.
5188 * config/i386/sol2-10.h: Likewise.
5189 * config/i386/sysv4.h: Likewise.
5190 * config/i386/vx-common.h: Likewise.
5191 * config/cris/cris.h: Removed #if 0 clause.
5192 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5193 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5195 (ix86_sol10_return_in_memory): Likewise.
5196 (ix86_i386elf_return_in_memory): New.
5197 (ix86_i386interix_return_in_memory): New.
5198 * config/mt/mt-protos.h (mt_return_in_memory): New.
5199 * config/mt/mt.c: Likewise.
5200 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5201 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5202 * config/bfin/bfin.h: Likewise.
5203 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5205 * config/bfin/bfin.c: Likewise.
5206 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5207 * config/alpha/unicosmk.h: Likewise.
5208 * config/i386/cygming.h: Likewise.
5209 * config/iq2000/iq2000.h: Likewise.
5210 * config/mips/mips.h: Likewise.
5211 * config/mn10300/mn10300.h: Likewise.
5212 * config/rs6000/rs6000.h: Likewise.
5213 * config/score/score.h: Likewise.
5214 * config/spu/spu.h: Likewise.
5215 * config/v850/v850.h: Likewise.
5216 * defaults.h: Likewise.
5217 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5218 * expr.c (emit_block_move): Adjust use of
5219 OUTGOING_REG_PARM_STACK_SPACE.
5220 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5221 OUTGOING_REG_PARM_STACK_SPACE.
5222 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5224 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5226 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5227 on OMP_RETURN for OMP_FOR.
5230 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5231 (fortran_common): New function.
5232 (gen_variable_die): Call fortran_common instead of common_check,
5233 adjust for it returning tree instead of rtx. Formatting.
5235 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5239 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5240 * c-decl.c (merge_decls): Ditto.
5241 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5242 to RTL_CONST_OR_PURE_CALL_P.
5243 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5244 Initialized DECL_LOOPING_CONST_PURE.
5245 (process_call_operands): Set tree_side_effects properly.
5246 * tree.h (TREE_READONLY_DECL_P): Removed.
5247 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5248 (DECL_LOOPING_OR_CONST_P): New macro.
5249 (struct tree_function_decl): Added looping_const_or_pure_p.
5251 (ECF_LOOPING_OR_CONST_P): New macro.
5252 * rtlanal.c (pure_const_p): Removed.
5253 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5254 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5255 to RTL_CONST_CALL_P.
5256 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5257 (check_decl, check_tree, check_call, scan_function): Initialize
5259 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5260 (static_execute): Set looping true for recursive functions.
5261 Undo setting state to IPA_NEITHER for recursive functions.
5263 * ifcvt.c (noce_can_store_speculate_p): Changed
5264 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5265 RTL_CONST_OR_PURE_CALL_P.
5266 * dse.c (scan_insn): Ditto.
5267 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5268 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5269 RTL_CONST_OR_PURE_CALL_P.
5270 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5271 pure_call_p to RTL_CONST_CALL_P.
5272 * gimplify.c (gimplify_call_expr): Clear side effects for
5273 non-looping pure and constant calls.
5274 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5275 (flags_from_decl_or_type): Set ecf flags from decl flags.
5276 (initialize_argument_information): Turn off
5277 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5278 Change const to pure if callee_copies is true rather than just
5280 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5281 way of marking pure calls.
5282 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5283 Remove hack that was supposed to fix pr7335 and remove old
5284 way of marking pure calls.
5285 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5286 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5287 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5288 RTL_CONST_OR_PURE_CALL_P.
5289 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5290 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5291 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5292 * sched-deps.c (schedule_analyze): Ditto.
5293 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5294 return_val field of calls to represent pure and const function info.
5295 (CONST_OR_PURE_CALL_P): Deleted macro.
5296 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5297 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5298 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5300 * tree-optimize.c (execute_fixup_cfg): Added test for
5301 ECF_LOOPING_CONST_OR_PURE.
5302 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5304 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5305 effects for looping pure or const calls.
5306 (verify_gimple_expr): Added verification code.
5307 * config/alpha/alpha.c (alpha_legitimize_address,
5308 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5310 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5311 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5312 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5313 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5314 RTL_CONST_OR_PURE_CALL_P.
5315 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5316 and const calls to be deleted.
5318 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5321 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5322 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5323 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5324 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5325 to handle nonimmediate operands.
5326 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5327 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5328 to handle nonimmediate operands.
5329 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5330 (mmx_pmulhrwv4hi3): New expander. Use
5331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5332 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5333 (sse2_umulv1siv1di3): New expander. Use
5334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5335 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5336 (mmx_eq<mode>3): New expander. Use
5337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5338 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5339 (mmx_uavgv8qi3): New expander. Use
5340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5341 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5342 (mmx_uavgv4hi3): New expander. Use
5343 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5345 * config/i386/sse.md
5346 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5347 to handle nonimmediate operands.
5348 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5349 to handle nonimmediate operands.
5350 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5351 to handle nonimmediate operands.
5352 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5353 to handle nonimmediate operands.
5354 (sse2_unpckhpd_exp): New expander. Use
5355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5356 (sse2_unpcklpd_exp): New expander. Use
5357 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5358 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5359 to handle nonimmediate operands.
5360 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5361 to handle nonimmediate operands.
5362 (*sse2_<plusminus_insn><mode>3): Rename from
5363 sse2_<plusminus_insn><mode>3 insn pattern.
5364 (sse2_<plusminus_insn><mode>3): New expander. Use
5365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5366 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5367 (sse2_umulv2siv2di3): New expander. Use
5368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5369 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5370 (sse4_1_mulv2siv2di3): New expander. Use
5371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5372 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5373 (sse2_pmaddwd): New expander. Use
5374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5375 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5376 (sse2_eq<mode>3): New expander. Use
5377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5378 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5379 (sse4_1_eqv2di3): New expander. Use
5380 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5381 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5382 (sse2_uavgv16qi3): New expander. Use
5383 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5384 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5385 (sse2_uavgv16qi3): New expander. Use
5386 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5387 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5388 (sse2_uavgv8hi3): New expander. Use
5389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5390 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5391 (ssse3_pmulhrswv8hi3): New expander. Use
5392 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5393 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5394 (ssse3_pmulhrswv4hi3): New expander. Use
5395 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5397 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5398 (<sse>_vmmul<mode>3): Ditto.
5399 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5401 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5402 (ssse3_pmaddubsw): Ditto.
5404 * config/i386/i386.c (struct_builtin_description)
5405 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5406 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5407 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5408 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5409 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5410 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5411 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5412 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5413 (ix86_fixup_binary_operands): Assert that src1
5414 and src2 must have the same mode when swapped.
5415 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5416 and ix86_binary_operator_ok. Do not force operands in registers
5419 2008-05-07 Jan Hubicka <jh@suse.cz>
5421 * cgraph.c (dump_cgraph_node): Update.
5422 * cgraph.h (cgraph_local_info): Break out inline summary.
5423 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5425 * ipa-inline (inline_summary): New accestor function.
5426 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5427 cgraph_decide_inlining, compute_inline_parameters): Update.
5428 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5430 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5432 Cleanup ColdFire scheduling support and add V4 pipeline model.
5434 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5435 (define_attr cpu): Add cfv4 value.
5436 (define_attr type, define_attr type1): Merge into a single 'type'
5437 attribute. Update all uses.
5438 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5439 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5441 (define_attr opx_mem, define_attr opy_mem): Remove.
5442 (define_attr op_mem): Clean up, update comment.
5443 (define_attr size): Use specific values instead of general int.
5444 (define_attr guess, define_attr split): Remove. Update all uses.
5445 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5446 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5447 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5448 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5449 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5450 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5451 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5452 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5453 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5454 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5455 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5456 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5457 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5458 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5459 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5460 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5461 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5462 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5463 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5464 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5465 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5466 Update or set attributes.
5467 (stack_tie): New fake instruction.
5469 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5470 (m68k_sched_attr_size): Update declaration.
5471 (m68k_sched_attr_type2): Remove.
5472 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5473 Declare new bypass predicates.
5475 * config/m68k/m68k.c (m68k_sched_issue_rate,
5476 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5478 (TARGET_SCHED_ISSUE_RATE,
5479 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5480 (override_options): Handle scheduling for ColdFire V4 core.
5481 (m68k_expand_prologue): Emit stack_tie.
5482 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5483 'OP_TYPE_FPN'. Update all uses.
5484 (sched_guess_p): Remove.
5485 (sched_address_type): Handle symbolic addresses.
5486 (sched_get_operand): New static function.
5487 (sched_operand_type): Merge into sched_attr_op_type.
5488 (sched_attr_op_type): Handle FP registers, handle quick constants,
5490 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5491 (m68k_sched_attr_size): Update. Move logic to ...
5492 (sched_get_attr_size_int): New static function.
5493 (sched_get_opxy_mem_type): New static function.
5494 (m68k_sched_attr_op_mem): Update.
5495 (m68k_sched_attr_type2): Remove.
5496 (sched_cfv4_bypass_data): New static variable.
5497 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5498 (m68k_sched_issue_rate): Implement scheduler hook.
5499 (struct _sched_ib: enabled_p): New field.
5500 (m68k_sched_variable_issue): Update. Handle V4.
5501 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5502 sched_dump_class_func_t, sched_dump_split_class,
5503 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5504 sched_dump_dfa_class, m68k_sched_dump): Remove.
5505 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5507 (m68k_sched_init_global): Remove statisctics dumping, introduce
5508 sanity check that all instructions have pipeline reservations. Handle
5510 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5511 Handle ColdFire V4 core.
5512 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5513 New static functions.
5514 (m68k_sched_address_bypass_p): New bypass predicate.
5515 (sched_get_indexed_address_scale): New static function.
5516 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5518 * cf.md: Update comments.
5519 (define_attr type2): Remove. Use 'type' attribute instead.
5521 (cf_ib): Rename to cfv123_ib. Update all uses.
5522 (cf_oep): Rename to cfv123_oep. Update all uses.
5523 (cf_chr): Rename to cfv123_chr. Update all uses.
5524 (cf_mem): Rename to cfv123_mem. Update all uses.
5525 (cf_mac): Move to more appropriate place.
5526 (cfv123_guess): New automaton and cpu_unit.
5527 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5528 Update uses of 'size' attribute. Handle before reload scheduling.
5529 (cfv123_guess): New dummy reservation for unhandled instructions.
5530 (cfv4_*): Pipeline description of ColdFire V4 core.
5531 (ignore): New reservation to handle 'ignore' type.
5533 2008-05-07 Ian Lance Taylor <iant@google.com>
5536 * gimplify.c (find_single_pointer_decl_1): Don't look through
5538 (find_single_pointer_decl): Adjust comments.
5540 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5543 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5544 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5547 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5548 integral type rather than floating point, then VIEW_CONVERT_EXPR
5549 to the floating point type.
5551 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5553 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5554 TFmode op0 to register.
5556 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5558 * c-decl.c (grokdeclarator): Comment typo.
5560 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5562 * tree-flow.h: Remove prototype for computed_goto_p.
5563 * tree-cfg.c (computed_goto_p): Make static.
5565 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5568 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5569 (contains_aligned_value_p): This. Handle _Decimal128.
5570 (ix86_function_arg_boundary): Only align _Decimal128 to its
5571 natural boundary and handle it properly.
5573 2008-05-06 Martin Jambor <mjambor@suse.cz>
5575 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5576 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5577 (ipcp_method_set_orig_node): Removed.
5578 (ipcp_cval_get_cvalue_type): Removed.
5579 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5580 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5581 (ipcp_cval_set_cvalue_type): Removed.
5582 (ipcp_cval_get_cvalue): Removed.
5583 (ipcp_cval_set_cvalue): Removed.
5584 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5585 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5586 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5587 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5588 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5589 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5590 (ipcp_get_ith_lattice): Changed parameters.
5591 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5592 (ipcp_lattice_from_jfunc): Changed parameters.
5593 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5594 (ipcp_method_cval_print): Added temporary variable info.
5595 (ipcp_redirect): Removed already unused local variable caller.
5596 (ipcp_redirect): New temporary variable orig_callee_info
5597 (ipcp_redirect): Removed newly unused local variable callee.
5598 (ipcp_redirect): Removed (a bit confusing) local variable type.
5599 (ipcp_insert_stage): Added local variable info.
5600 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5602 (ipcp_formal_create): Removed.
5603 (ipcp_method_cval_set): Removed.
5604 (ipcp_propagate_stage): Renamed lattice variables.
5605 (ipcp_method_cval_set_cvalue_type): Removed.
5606 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5607 (ipcp_print_all_lattices): Changed printed strings to refer to
5608 lattices rather than cvals.
5609 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5610 (ipcp_propagate_const): Changed formal parameters.
5611 (build_const_val): Changed formal parameters.
5612 (ipcp_insert_stage): Removed useless variable cvalue
5613 (build_const_val): Changed formal parameters.
5614 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5615 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5616 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5617 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5618 (ipcp_print_func_profile_counts): Changed string from "method" to
5620 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5621 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5622 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5623 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5624 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5625 (ipcp_lat_is_const): Changed parameters and made inline.
5626 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5627 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5628 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5629 the predicate condition directly
5630 (ipcp_propagate_stage): Added local variable args. Removed local
5631 variable callee. (Both are mere code simplifications.)
5632 (ipcp_method_dont_insert_const): Renamed to
5633 ipcp_node_not_modifiable_p.
5634 (ipcp_node_not_modifiable_p): Made inline.
5635 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5636 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5637 (ipcp_print_all_lattices): Removed variable cvalue
5638 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5641 2008-05-06 Olivier Hainque <hainque@adacore.com>
5643 * tree-sra.c (try_instantiate_multiple_fields): Early return
5644 if field has POINTER_TYPE.
5646 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5648 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5649 by using 'q' specifier for instruction.
5650 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5652 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5654 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5655 Change mode of zero_extract from QImode to HImode.
5656 (sign bit tests peepholes): (Ditto.).
5658 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5660 * config/i386/mmx.md: Remove double backslashes from asm templates.
5661 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5662 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5663 to handle nonimmediate operands.
5664 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5665 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5666 to handle nonimmediate operands.
5667 (*mmx_<code>v2sf3_finite): New insn pattern.
5668 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5669 (mmx_<code>v2sf3): New expander. Use
5670 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5671 (mmx_<plusminus_insn><mode>3): New expander. Use
5672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5673 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5674 (mmx_add<mode>3): Removed.
5675 (mmx_ssadd<mode>3): Ditto.
5676 (mmx_usadd<mode>3): Ditto.
5677 (mmx_sub<mode>3): Ditto.
5678 (mmx_sssub<mode>3): Ditto.
5679 (mmx_ussub<mode>3): Ditto.
5680 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5681 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5682 to handle nonimmediate operands.
5683 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5685 (mmx_smulv4hi3_highpart): New expander. Use
5686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5687 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5689 (mmx_umulv4hi3_highpart): New expander. Use
5690 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5691 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5692 (mmx_<code>v4hi3): New expander. Use
5693 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5694 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5695 (mmx_<code>v8qi3): New expander. Use
5696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5697 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5698 (mmx_<code><mode>3): New expander. Use
5699 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5701 2008-05-05 Jan Hubicka <jh@suse.cz>
5703 PR tree-optimization/36118
5704 * passes.c (pass_init_dump_file): Fix dump header.
5706 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5709 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5710 VCE for function decls.
5712 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5714 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5716 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5718 * config/i386/i386.md (sat_plusminus): New.
5719 (plusminus_insn): Likewise.
5720 (plusminus_mnemonic): Likewise.
5722 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5723 (*<addsub><mode>3_cc_overflow): Renamed to ...
5724 (*<plusminus_insn><mode>3_cc_overflow): This.
5725 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5726 (*<plusminus_insn>si3_zext_cc_overflow): This.
5728 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5729 (<plusminus_insn><mode>3): This.
5730 (*<addsub><mode>3): Renamed to ...
5731 (*<plusminus_insn><mode>3): This.
5732 (<sse>_vm<addsub><mode>3): Renamed to ...
5733 (<sse>_vm<plusminus_insn><mode>3): This.
5734 (sse3_h<addsub>v4sf3): Renamed to ...
5735 (sse3_h<plusminus_insn>v4sf3): This.
5736 (sse3_h<addsub>v2df3): Renamed to ...
5737 (sse3_h<plusminus_insn>v2df3): This.
5738 (<plusminus_insn><mode>3): New.
5739 (*<plusminus_insn><mode>3): Likewise.
5740 (sse2_<plusminus_insn><mode>3): Likewise.
5741 (add<mode>): Removed.
5742 (*add<mode>3): Likewise.
5743 (sse2_ssadd<mode>3): Likewise.
5744 (sse2_usadd<mode>3): Likewise.
5745 (sub<mode>3): Likewise.
5746 (*sub<mode>3): Likewise.
5747 (sse2_sssub<mode>3): Likewise.
5748 (sse2_ussub<mode>3): Likewise.
5750 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5752 * gthr-single.h: Add in required interface elements as per gthr.h.
5753 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5754 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5755 Generalize UNUSED macro.
5756 (__gthread_once): Add.
5757 (__gthread_key_create): Add.
5758 (__gthread_key_delete): Add.
5759 (__gthread_getspecific): Add.
5760 (__gthread_setspecific): Add.
5762 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5764 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5765 the same size types for the indirect reference on the rhs, then
5768 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/i386.md
5771 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5772 one insn template instead of template series.
5773 (*xordi_1_rex64): Ditto.
5774 (*xordi_2_rex64): Ditto.
5776 2008-05-05 Ira Rosen <irar@il.ibm.com>
5778 PR tree-optimization/36119
5779 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5782 2008-06-04 Jan Hubicka <jh@suse.cz>
5784 tree-optimization/36100
5785 * tree-pass.h (pass_O0_always_inline): Declare.
5786 * ipa-inline.c (inline_transform): Remove dead code.
5787 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5788 pass_O0_always_inline): New.
5789 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5791 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5793 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5794 mnemonic in this_param move for TARGET_64BIT.
5796 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5798 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5799 (*strmovsi_rex_1): Ditto.
5800 (*strsetsi_1): Ditto.
5801 (*strsetsi_rex_1): Ditto.
5803 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5804 adddicc expanders using SWI mode iterator.
5806 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5809 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5812 2008-05-04 David S. Miller <davem@davemloft.net>
5814 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5815 (sparc*-*-linux*): Use linux.h in tm_file.
5816 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5817 compiler defaulting to 32-bit.
5818 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5820 * config/sparc/linux.h: Remove definitions now obtained
5821 properly from linux.h
5822 * config/sparc/linux64.h: Likewise.
5823 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5824 don't want this setting for 32-bit builds in a biarch compiler.
5825 * doc/install.texi: Add sparc-linux to list of targets
5826 supporting --enable-targets=all.
5828 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5830 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5832 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5834 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5835 after V4SI_FTYPE_V8HI.
5836 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5837 case V4SI_FTYPE_V2DF.
5839 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5841 * doc/invoke.texi (max-flow-memory-locations): Removed.
5842 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5844 2008-05-03 Richard Guenther <rguenther@suse.de>
5847 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5849 2008-05-02 David S. Miller <davem@davemloft.net>
5851 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5853 2008-05-02 Simon Baldwin <simonb@google.com>
5856 * c-common.h (warn_array_subscript_range): Removed.
5857 * c-common.c (warn_array_subscript_range): Ditto.
5858 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5859 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5861 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5863 * config/i386/i386.c (ix86_special_builtin_type): New.
5864 (bdesc_special_args): Likewise.
5865 (ix86_expand_special_args_builtin): Likewise.
5866 (ix86_init_mmx_sse_builtins): Updated.
5867 (ix86_expand_builtin): Updated.
5868 (ix86_expand_store_builtin): Removed.
5869 (ix86_expand_unop_builtin): Likewise.
5871 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5872 * config/i386/mmintrin.h (__v2sf): Here.
5874 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5876 (_mm_loadl_pi): Likewise.
5877 (_mm_storeh_pi): Replace __v2si with __v2sf.
5878 (_mm_storel_pi): Likewise.
5880 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5881 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5882 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5883 __builtin_ia32_loadlpd.
5885 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5887 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5888 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5889 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5890 (ix86_init_mmx_sse_builtins): Updated.
5891 (ix86_expand_args_builtin): Likewise.
5892 (ix86_expand_builtin): Likewise.
5893 (ix86_expand_unop1_builtin): Renamed to ...
5894 (ix86_expand_unop_vec_merge_builtin): This.
5896 2008-05-01 Jan Hubicka <jh@suse.cz>
5899 * ipa-inline.c (inline_generate_summary): Make static.
5900 (inline_transform): Do not call inlining at -O0; make static.
5901 * passes.c (execute_todo): Add sanity check.
5902 (execute_one_ipa_transform_pass): Execute proper flags.
5904 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5906 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5907 (DECL_NONADDRESSABLE_P): Likewise.
5908 * alias.c (record_component_aliases): Fix comment.
5910 2008-05-01 Simon Baldwin <simonb@google.com>
5912 * c-common.h (warn_array_subscript_range): New function.
5913 * c-common.c (warn_array_subscript_range): Ditto.
5914 * tree-vrp.c (check_array_ref): Corrected code to agree with
5915 comment, ignoring only arrays of size 0 or size 1.
5916 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5918 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5920 * config/i386/i386.c (ix86_builtin_type): Replace
5921 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5922 (bdesc_args): Updated.
5923 (ix86_init_mmx_sse_builtins): Likewise.
5924 (ix86_expand_args_builtin): Likewise.
5926 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5929 * doc/extend.texi: Correct __builtin_ia32_palignr.
5931 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5934 * config/i386/i386.c (bdesc_crc32): Removed.
5935 (ix86_expand_crc32): Likewise.
5936 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5937 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5938 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5939 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5940 UINT_FTYPE_UINT_UCHAR.
5941 (bdesc_args): Updated. Add crc32 builtins.
5942 (ix86_init_mmx_sse_builtins): Updated.
5943 (ix86_expand_args_builtin): Updated to support subreg.
5945 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5947 2008-05-01 Jan Hubicka <jh@suse.cz>
5949 * tree-pass.h (opt_pass): Add IPA_PASS.
5950 (varpool_node, cgraph_node): Forward declare.
5951 (ipa_opt_pass): Define.
5952 (pass_ipa_inline): Turn into ipa_opt_pass.
5953 (pass_apply_inline): Remove.
5954 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5955 (apply_inline): Turn into ....
5956 (inline_transform): ... this one.
5957 (inline_generate_summary): New function.
5958 (pass_apply_inline): Remove.
5959 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5961 (struct function): Add ipa_transforms_to_apply.
5962 * passes.c (register_one_dump_file): Work on IPA_PASS.
5963 (init_optimization_passes): Remove pass_inline_parameters and
5965 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5966 (execute_one_pass) ... here; apply transforms when possible.
5967 (add_ipa_transform_pass, execute_ipa_summary_asses,
5968 execute_one_ipa_transform_pass): New.
5969 (execute_ipa_pass_list): Update for IPA_PASS type.
5971 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5973 * config/i386/i386.c (ix86_builtin_type): Add
5974 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5975 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5976 (bdesc_args): Add SSE4a builtins.
5977 (ix86_init_mmx_sse_builtins): Updated.
5978 (ix86_expand_args_builtin): Likewise.
5979 (ix86_expand_builtin): Likewise.
5981 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5983 * config/i386/i386.c (ix86_builtin_type): Add
5984 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5985 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5986 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5987 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5988 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5989 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5990 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5991 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5992 and DI_FTYPE_DI_DI_INT.
5993 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5994 (ix86_init_mmx_sse_builtins): Updated.
5995 (ix86_expand_args_builtin): Likewise.
5996 (ix86_expand_builtin): Likewise.
5997 (ix86_expand_binop_imm_builtin): Removed.
5999 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6001 2008-04-30 Richard Guenther <rguenther@suse.de>
6003 PR tree-optimization/32921
6004 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6006 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6008 * config/arm/arm.c (arm_unwind_emit): Use
6009 crtl->all_throwers_are_sibcalls instead of
6010 cfun->all_throwers_are_sibcalls.
6011 (arm_output_fn_unwind): Likewise.
6012 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6013 instead of cfun->uses_pic_offset_table.
6014 (frv_expand_prologue): Likewise.
6015 (frv_frame_pointer_required): Likewise.
6016 (frv_expand_fdpic_call): Likewise.
6017 (frv_emit_movsi): Likewise.
6018 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6019 cfun->returns_pcc_struct instead of
6020 current_function_returns_pcc_struct.
6021 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6022 instead of cfun->calls_eh_return.
6023 (m32c_pushm_popm): Likewise.
6024 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6025 "extern" declaration.
6027 2008-04-30 Richard Guenther <rguenther@suse.de>
6029 PR tree-optimization/21636
6030 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6032 (evaluate_stmt): Print the likely value.
6033 (ccp_visit_stmt): Avoid excessive vertical spacing.
6035 2008-04-30 Rafael Espindola <espindola@google.com>
6037 * builtins.c (fold_call_expr): Return realret.
6038 * tree-ssa-threadedge.c
6039 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6040 __builtin_object_size.
6042 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6044 * gcc.c (wrapper_string): New variable.
6045 (insert_wrapper): New function.
6046 (execute): New option -wrapper.
6047 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6049 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6051 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6052 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6053 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6055 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6056 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6057 config/rs6000/e500crtres64gprctr.asm,
6058 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6059 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6060 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6061 config/rs6000/e500crtsav64gprctr.asm,
6062 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6063 config/rs6000/e500crtsavg64gprctr.asm: New files.
6064 * config/rs6000/t-ppccomm: Add build rules for new files.
6065 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6066 * config/rs6000/t-netbsd: Add build rules for new files.
6067 (LIB2FUNCS_STATIC_EXTRA): New variable.
6068 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6069 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6070 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6072 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6074 * config/i386/i386.c (ix86_builtin_type): Add
6075 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6076 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6077 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6078 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6079 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6080 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6081 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6082 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6083 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6084 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6085 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6086 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6087 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6088 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6089 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6090 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6091 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6092 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6093 V1DI_FTYPE_V2SI_V2SI.
6094 (bdesc_2arg): Moved to ...
6096 (ix86_init_mmx_sse_builtins): Updated.
6097 (ix86_expand_args_builtin): Updated. Take a pointer
6098 to const struct builtin_description. Handle comparison
6100 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6101 (ix86_expand_builtin): Updated.
6103 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6104 (ssse3_pmaddubsw128): This.
6105 (ssse3_pmaddubswv4hi3): Renamed to ...
6106 (ssse3_pmaddubsw): This.
6108 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6109 (__builtin_ia32_packssdw128): Likewise.
6110 (__builtin_ia32_packuswb128): Likewise.
6111 (__builtin_ia32_pmaddubsw): Likewise.
6112 (__builtin_ia32_pmaddubsw128): Likewise.
6114 2008-04-30 Richard Guenther <rguenther@suse.de>
6116 PR tree-optimization/14847
6117 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6118 (recognize_bits_test): Use it.
6119 (recognize_single_bit_test): Likewise.
6121 2008-04-30 Martin Jambor <mjambor@suse.cz>
6123 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6124 instead of setting number of formal parameters to zero.
6125 (ipcp_init_stage): Do not set the number of actual parameters to zero
6127 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6128 which are called with variable number of arguments.
6129 (ipcp_insert_stage): Explicitely skipping all nodes which are
6130 called with variable number of arguments.
6131 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6132 number of parameters.
6134 * ipa-prop.h (struct ipa_node_params): Added flag
6135 called_with_var_arguments
6136 (ipa_set_param_count): Added. Changed sole setter to use it.
6137 (ipa_get_param_count): Added. All readers of param_count
6138 converted to use it instead.
6139 (ipa_set_called_with_variable_arg): Added.
6140 (ipa_is_called_with_var_arguments): Added.
6141 (ipa_get_ith_param): Added. All readers of param_decls converted
6143 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6145 (ipa_get_cs_argument_count): Added, all readers of argument_count
6147 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6150 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6151 (struct ipcp_lattice): Renamed cval_type to type
6152 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6154 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6155 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6156 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6157 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6158 (build_const_val): Changed the type of parameter cvalue to tree
6159 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6160 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6162 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6165 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6166 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6167 (ipa_add_method): Renamed to ipa_push_func_to_list
6168 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6169 (ipa_callsite_param_count): Removed.
6170 (ipa_callsite_param_count_set): Removed.
6171 (ipa_callsite_param): Removed.
6172 (ipa_callsite_callee): Removed.
6173 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6174 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6175 (ipa_method_formal_count): Removed.
6176 (ipa_method_formal_count_set): Removed.
6177 (ipa_method_get_tree): Removed.
6178 (ipa_method_tree_map_create): Removed.
6179 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6180 (ipa_create_param_decls_array): Creates the array itself
6181 (ipa_create_param_decls_array): Temporary variable info instead of
6183 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6184 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6185 (get_type): Removed.
6186 (ipa_jf_get_info_type): Removed.
6187 (ipa_node_create): Renamed to ipa_create_node_params
6188 (ipa_free): Renamed to ipa_free_all_node_params
6189 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6190 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6191 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6192 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6193 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6194 ipa_free_all_edge_args
6195 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6196 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6197 (ipa_create_methodlist_node): Removed.
6198 (ipa_methodlist_method): Removed.
6199 (ipa_methodlist_method_set): Removed.
6200 (ipa_methodlist_next_method): Removed.
6201 (ipa_methodlist_next_method_set): Removed.
6202 (ipa_method_is_modified): Removed.
6203 (ipa_method_modify_create): Removed.
6204 (ipa_method_modify_init): Temporary variable info instead of a few
6206 (ipa_detect_param_modifications): Temporary variable info instead of
6208 (ipa_compute_jump_functions): Temporary variable info instead of
6210 (ipa_method_modify_set): Removed.
6211 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6212 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6213 than craph_node as the first parameter.
6214 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6215 (ipa_method_modify_init): Removed.
6216 (ipa_compute_jump_functions): Added a temp variable instead of
6217 repeatadly dereferencing the cgraph_edge.aux pointer
6218 (ipa_callsite_param_set_type): Removed.
6219 (ipa_compute_jump_functions): i renamed to index and moved to
6221 (ipa_callsite_param_set_info_type_formal): Removed.
6222 (ipa_callsite_param_set_info_type): Removed.
6223 (ipa_callsite_param_map_create): Removed.
6224 (ipa_callsite_tree): Removed.
6225 (ipa_callsite_caller): Removed.
6226 (ipa_pop_func_from_list): return_method removed to return_func
6228 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6229 prefixed all values with IPA_. Changed all users.
6230 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6231 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6232 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6233 (union parameter_info): Renamed to jump_func_value.
6234 (union jump_func_value): Renamed value to constant
6235 (struct ipa_jump_func): Renamed info_type to value
6236 (struct ipa_node): Renamed to ipa_node_params
6237 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6238 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6239 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6240 (struct ipa_edge): Renamed to ipa_edge_args
6241 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6242 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6243 (struct ipa_methodlist): Renamed to ipa_func_list
6244 (struct ipa_func_list): method_p renamed to node, next_method
6246 (ipa_methodlist_p): Removed, switched all users to struct pointer
6247 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6249 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6251 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6252 (rs6000_emit_epilogue): Use backchain to restore only when we
6253 have a large frame. Make use of frame pointer to restore if we
6254 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6256 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6258 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6259 Add mode to zero_extract.
6260 (sign bit tests peepholes): (Ditto.).
6262 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6264 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6265 Instructions in comments with SSE3.
6266 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6267 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6268 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6269 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6270 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6271 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6272 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6273 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6274 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6275 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6276 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6277 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6278 (bdesc_sse_args): Renamed to ...
6279 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6280 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6281 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6283 (bdesc_1arg): Moved to ...
6285 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6286 Instructions in comments with SSE3.
6287 (ix86_expand_sse_operands_builtin): Renamed to ...
6288 (ix86_expand_args_builtin): This. Updated.
6289 (ix86_expand_unop1_builtin): Update comments.
6290 (ix86_expand_builtin): Updated.
6292 2008-04-29 Richard Guenther <rguenther@suse.de>
6294 PR tree-optimization/36078
6295 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6296 Update virtual SSA form after cleaning up the CFG.
6298 2008-04-29 Richard Guenther <rguenther@suse.de>
6301 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6303 2008-04-29 Richard Guenther <rguenther@suse.de>
6305 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6306 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6307 (compute_flow_insensitive_aliasing): Do not treat
6308 PTR_IS_REF_ALL pointers special.
6309 (get_smt_for): Likewise.
6310 (may_alias_p): Re-structure.
6311 (is_escape_site): A ref-all pointer conversion is not an escape site.
6312 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6313 PTR_IS_REF_ALL pointers special.
6314 * tree-ssa-structalias.h (struct alias_info): Remove
6315 ref_all_symbol_mem_tag field.
6316 (PTR_IS_REF_ALL): Remove.
6318 2008-04-29 Richard Guenther <rguenther@suse.de>
6321 * fold-const.c (extract_muldiv_1): In combining division constants
6322 make sure to never overflow.
6324 2008-04-29 Nick Clifton <nickc@redhat.com>
6326 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6328 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6331 * optc-gen.awk: Work around HP-UX/IA awk bug.
6333 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6335 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6338 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6341 * config/i386/i386.md
6342 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6343 Change operand 1 predicate to nonimmediate_operand.
6345 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6348 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6350 * gengtype.c (walk_type, write_func_for_structure): Handle
6352 * doc/gty.texi: Document chain_circular.
6354 2008-04-28 Richard Guenther <rguenther@suse.de>
6356 PR tree-optimization/36066
6357 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6360 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6363 * config/i386/i386.md
6364 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6365 Use match_scratch instead of match_operand for operands 3 and 4.
6367 2008-04-27 Richard Guenther <rguenther@suse.de>
6369 PR tree-optimization/18754
6370 PR tree-optimization/34223
6371 * tree-pass.h (pass_complete_unrolli): Declare.
6372 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6373 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6374 Rewrite loop into loop closed SSA form if it is not already.
6375 (tree_unroll_loops_completely): Re-structure to iterate over
6376 innermost loops with intermediate CFG cleanups.
6377 Unroll outermost loops only if requested or the code does not grow
6379 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6380 loops are available.
6381 (tree_vectorize): Instead do so here.
6382 (tree_complete_unroll): Also unroll outermost loops.
6383 (tree_complete_unroll_inner): New function.
6384 (gate_tree_complete_unroll_inner): Likewise.
6385 (pass_complete_unrolli): New pass.
6386 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6387 uses outside of the loop.
6388 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6389 form if it is available.
6390 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6391 * passes.c (init_optimization_passes): Schedule complete inner
6392 loop unrolling pass before the first CCP pass after final inlining.
6394 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6396 * targhooks.h (default_emutls_var_fields,
6397 default_emutls_var_init): Declare.
6398 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6399 * target.h (struct gcc_target): Add struct emutls member.
6400 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6401 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6402 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6403 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6404 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6405 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6406 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6407 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6408 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6409 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6410 emit debug information.
6411 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6412 * varasm.c: Include targhooks.h.
6413 (emutls_object_section, emutls_tmpl_section): New.
6414 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6415 (EMUTLS_SEPARATOR): New.
6417 (get_emutls_object_name): New.
6418 (default_emutls_var_fields): New, broken out of ...
6419 (get_emutls_object_type): ... here. Adjust to use target hooks.
6420 (get_emutls_init_templ_addr): Adjust to use target hooks.
6421 (emutls_decl): Adjust to use target hooks.
6422 (emutls_finish): Likewise.
6423 (default_emutls_var_init): New, broken out of ...
6424 (assemble_variable): ... here. Adjust to use target hooks.
6425 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6427 * c-common.c (handle_section_attribute): Prevent overriding
6428 sections for emulated tls with special sections.
6429 * config/i386/i386.c (x86_64_elf_select_section): Add
6430 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6431 (x86_64_elf_unique_section): Likewise.
6432 * config/vxworks.c: Include tree.h.
6433 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6434 (vxworks_override_options): Set TLS scheme.
6435 * doc/tm.texi (Emulated TLS): New node.
6437 2008-04-26 Simon Baldwin <simonb@google.com>
6440 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6441 with propagated string constants.
6443 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6445 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6446 constraint for operand 2 when operand 0 is memory operand.
6447 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6448 operand 0 is memory operand.
6449 (fix_trunc<mode>_i387_with_temp): Ditto.
6450 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6451 operand 2 when operand 1 is memory operand.
6452 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6453 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6454 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6455 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6456 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6457 operands 2,3 and 4 when operand 1 is memory operand.
6458 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6460 (fistdi2_floor_with_temp): Ditto.
6461 (fist<mode>2_floor_with_temp): Ditto.
6462 (fistdi2_ceil_with_temp): Ditto.
6463 (fist<mode>2_ceil_with_temp): Ditto.
6464 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6466 2008-04-26 David Daney <ddaney@avtrex.com>
6468 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6470 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6471 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6472 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6473 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6474 (compare_and_swap_12): New insn.
6475 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6476 * config/mips/mips.c (mips_force_binary): New function.
6477 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6478 (mips_expand_compare_and_swap_12): New function.
6479 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6481 2008-04-25 Jan Hubicka <jh@suse.cz>
6484 * cfgexpand.c (pass_expand): Turn into RTL pass.
6485 * passes.c (execute_one_pass): Do pass typechecking after execution.
6486 * tree-pass.h (pass_expand): Turn into RTL pass.
6488 * function.h (struct rtl_data): Move here fields
6489 accesses_prior_frames, calls_eh_return, saves_all_registers,
6490 has_nonlocal_goto, has_asm_statement, is_thunk,
6491 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6492 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6493 arg_pointer_save_area_init from struct function; turn into bool.
6494 (struct function): Move
6495 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6496 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6497 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6498 tail_call_emit, arg_pointer_save_area_init
6499 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6500 (current_function_returns_struct, current_function_returns_pcc_struct,
6501 current_function_calls_setjmp, current_function_calls_alloca,
6502 current_function_accesses_prior_frames,
6503 current_function_calls_eh_return, current_function_is_thunk,
6504 current_function_stdarg, current_function_profile,
6505 current_function_limit_stack, current_function_uses_pic_offset_table,
6506 current_function_uses_const_pool, current_function_has_nonlocal_label,
6507 current_function_saves_all_registers,
6508 current_function_has_nonlocal_goto,
6509 current_function_has_asm_statement): Remove accesor macros.
6510 * ra-conflict.c (global_conflicts): Update.
6511 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6512 (suitable_for_tail_call_opt_p): Update.
6513 * builtins.c (expand_builtin_return_addr): Update.
6514 (expand_builtin_setjmp_setup): Update.
6515 (expand_builtin_nonlocal_goto): Update.
6516 * final.c (final_start_function): Update.
6517 (profile_function): Update.
6518 (leaf_function_p): Update.
6519 (only_leaf_regs_used): Update.
6520 * df-scan.c (df_get_exit_block_use_set): Update.
6521 * dojump.c (clear_pending_stack_adjust): Update.
6522 * tree-stdarg.c (gate_optimize_stdarg): Update.
6523 * gimple-low.c (lower_function_body): Update.
6524 * global.c (compute_regsets): Update.
6525 (global_alloc): Update.
6526 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6527 * expr.c (expand_assignment): Update.
6528 * dse.c (dse_step0): Update.
6529 (dse_step1): Update.
6530 * c-decl.c (store_parm_decls): Update.
6531 * local-alloc.c (combine_regs): Update.
6532 (find_free_reg): Update.
6533 * function.c (assign_parms_augmented_arg_list): Update.
6534 (assign_parm_find_data_types): Update.
6535 (assign_parms): Update.
6536 (allocate_struct_function): Update.
6537 (expand_function_start): Update.
6538 (expand_function_end): Update.
6539 (get_arg_pointer_save_area): Update.
6540 (thread_prologue_and_epilogue_insns): Update.
6541 (rest_of_match_asm_constraints): Update.
6542 * stor-layout.c (variable_size): Update.
6543 * gcse.c (gcse_main): Update.
6544 (bypass_jumps): Update.
6545 * gimplify.c (gimplify_function_tree): Update.
6546 * calls.c (emit_call_1): Update.
6547 (expand_call): Update.
6548 * bt-load.c (compute_defs_uses_and_gen): Update.
6549 * except.c (sjlj_assign_call_site_values): Update.
6550 (sjlj_emit_function_enter): Update.
6551 (can_throw_external): Update.
6552 (set_nothrow_function_flags): Update.
6553 (expand_builtin_unwind_init): Update.
6554 (expand_eh_return): Update.
6555 (convert_to_eh_region_ranges): Update.
6556 (output_function_exception_table): Update.
6557 * emit-rtl.c (gen_tmp_stack_mem): Update.
6558 * cfgexpand.c (expand_used_vars): Update.
6559 (tree_expand_cfg): Update.
6560 * cfgcleanup.c (rest_of_handle_jump): Update.
6561 * explow.c (allocate_dynamic_stack_space): Update.
6562 * varasm.c (assemble_start_function): Update.
6563 (force_const_mem): Update.
6564 (mark_constant_pool): Update.
6565 * tree-optimize.c (tree_rest_of_compilation): Update.
6566 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6567 * tree-cfg.c (notice_special_calls): Update.
6568 (is_ctrl_altering_stmt): Update.
6569 (tree_can_make_abnormal_goto): Update.
6570 (tree_purge_dead_abnormal_call_edges): Update.
6571 * config/alpha/predicates.md: Update.
6572 * config/alpha/alpha.c (alpha_sa_mask): Update.
6573 (alpha_sa_size): Update.
6574 (alpha_does_function_need_gp): Update.
6575 (alpha_expand_prologue): Update.
6576 (alpha_start_function): Update.
6577 (alpha_output_function_end_prologue): Update.
6578 (alpha_expand_epilogue): Update.
6579 * config/frv/frv.c (frv_stack_info): Update.
6580 (frv_expand_epilogue): Update.
6581 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6582 (s390_register_info): Update.
6583 (s390_frame_info): Update.
6584 (s390_init_frame_layout): Update.
6585 (s390_can_eliminate): Update.
6586 (save_gprs): Update.
6587 * config/spu/spu.c (spu_split_immediate): Update.
6588 (need_to_save_reg): Update.
6589 (spu_expand_prologue): Update.
6590 (spu_expand_epilogue): Update.
6591 * config/sparc/sparc.md: Update.
6592 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6593 (sparc_tls_got): Update.
6594 (legitimize_pic_address): Update.
6595 (sparc_emit_call_insn): Update.
6596 (sparc_expand_prologue): Update.
6597 (output_return): Update.
6598 (print_operand): Update.
6599 (sparc_function_ok_for_sibcall): Update.
6600 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6601 * config/m32r/m32r.md: Update.
6602 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6603 (m32r_compute_frame_size): Update.
6604 (m32r_expand_prologue): Update.
6605 (m32r_expand_epilogue): Update.
6606 (m32r_legitimize_pic_address): Update.
6607 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6608 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6609 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6611 (ix86_save_reg): Update.
6612 (ix86_compute_frame_layout): Update.
6613 (ix86_expand_prologue): Update.
6614 (ix86_expand_epilogue): Update.
6615 * config/sh/sh.c (output_stack_adjust): Update.
6616 (calc_live_regs): Update.
6617 (sh5_schedule_saves): Update.
6618 (sh_expand_prologue): Update.
6619 (sh_expand_epilogue): Update.
6620 (sh_setup_incoming_varargs): Update.
6621 (sh_allocate_initial_value): Update.
6622 (sh_get_pr_initial_val): Update.
6623 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6624 * config/sh/sh.md (label:): Update.
6625 * config/avr/avr.c (out_movhi_mr_r): Update.
6626 * config/crx/crx.h (enum): Update.
6627 * config/xtensa/xtensa.h (along): Update.
6628 * config/stormy16/stormy16.c Update.
6629 (xstormy16_compute_stack_layout): Update.
6630 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6631 (fr30_expand_prologue): Update.
6632 * config/cris/cris.c (cris_conditional_register_usage): Update.
6633 (cris_reg_saved_in_regsave_area): Update.
6634 (cris_initial_frame_pointer_offset): Update.
6635 (cris_simple_epilogue): Update.
6636 (cris_expand_prologue): Update.
6637 (cris_expand_epilogue): Update.
6638 (cris_expand_pic_call_address): Update.
6639 (cris_asm_output_symbol_ref): Update.
6640 (cris_asm_output_label_ref): Update.
6641 * config/cris/cris.md Update.
6642 * config/iq2000/iq2000.c (compute_frame_size): Update.
6643 (iq2000_expand_epilogue): Update.
6644 * config/mt/mt.h (save_direction): Update.
6645 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6646 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6647 (ia64_secondary_reload_class): Update.
6648 * config/m68k/m68k.c (m68k_save_reg): Update.
6649 (m68k_expand_prologue): Update.
6650 (m68k_expand_epilogue): Update.
6651 (legitimize_pic_address): Update.
6652 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6653 (first_reg_to_save): Update.
6654 (first_altivec_reg_to_save): Update.
6655 (compute_vrsave_mask): Update.
6656 (compute_save_world_info): Update.
6657 (rs6000_stack_info): Update.
6658 (spe_func_has_64bit_regs_p): Update.
6659 (rs6000_ra_ever_killed): Update.
6660 (rs6000_emit_eh_reg_restore): Update.
6661 (rs6000_emit_allocate_stack): Update.
6662 (rs6000_emit_prologue): Update.
6663 (rs6000_emit_epilogue): Update.
6664 (rs6000_output_function_epilogue): Update.
6665 (output_profile_hook): Update.
6666 (rs6000_elf_declare_function_name): Update.
6667 * config/rs6000/rs6000.h (rs6000_args): Update.
6668 * config/rs6000/rs6000.md: Update.
6669 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6670 * config/arc/arc.c (arc_output_function_epilogue): Update.
6671 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6672 * config/darwin.c (machopic_function_base_name): Update.
6673 * config/score/score3.c (score3_compute_frame_size): Update.
6676 (score3_epilogue): Update.
6677 * config/score/score7.c (score7_compute_frame_size): Update.
6678 (score7_prologue): Update.
6679 (score7_epilogue): Update.
6680 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6681 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6682 * config/arm/arm.c (use_return_insn): Update.
6683 (require_pic_register): Update.
6684 (arm_load_pic_register): Update.
6685 (arm_compute_save_reg0_reg12_mask): Update.
6686 (arm_compute_save_reg_mask): Update.
6687 (thumb1_compute_save_reg_mask): Update.
6688 (output_return_instruction): Update.
6689 (arm_output_function_prologue): Update.
6690 (arm_output_epilogue): Update.
6691 (arm_get_frame_offsets): Update.
6692 (arm_expand_prologue): Update.
6693 (thumb_pushpop): Update.
6694 (thumb_exit): Update.
6695 (thumb1_expand_prologue): Update.
6696 (thumb1_expand_epilogue): Update.
6697 (arm_unwind_emit): Update.
6698 (arm_output_fn_unwind): Update.
6699 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6700 * config/arm/arm.md: Update.
6701 * config/pa/pa.md: Update.
6702 * config/pa/pa.c (legitimize_pic_address): Update.
6703 (compute_frame_size): Update.
6704 (hppa_expand_prologue): Update.
6705 (hppa_expand_epilogue): Update.
6706 (borx_reg_operand): Update.
6707 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6708 (HARD_REGNO_RENAME_OK): Update.
6709 * config/mips/mips.c (mips_global_pointer): Update.
6710 (mips_save_reg_p): Update.
6711 (mips_compute_frame_info): Update.
6712 (mips_frame_pointer_required): Update.
6713 (mips_expand_prologue): Update.
6714 (mips_expand_epilogue): Update.
6715 (mips_can_use_return_insn): Update.
6716 (mips_reorg_process_insns): Update.
6717 * config/v850/v850.c (compute_register_save_size): Update.
6718 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6719 * config/mmix/mmix.c (along): Update.
6720 (mmix_expand_epilogue): Update.
6721 * config/bfin/bfin.c (legitimize_pic_address): Update.
6722 (must_save_p): Update.
6723 (stack_frame_needed_p): Update.
6724 (add_to_reg): Update.
6725 (bfin_expand_prologue): Update.
6726 * stmt.c (expand_asm_operands): Update.
6727 * reload1.c (reload): Update.
6728 (init_elim_table): Update.
6730 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6732 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6734 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6736 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6737 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6738 (mov<mode>): Removed.
6739 (*movv4sf_internal): Likewise.
6740 (*movv2df_internal): Likewise.
6742 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6744 * config.gcc (crx-*-elf): Remove deprecation.
6746 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6748 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6749 __gcc_deregister_frame with atexit.
6750 (deregister_frame_dtor): Remove.
6752 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6753 Nathan Sidwell <nathan@codesourcery.com>
6755 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6757 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6758 (rs6000_isel): Likewise.
6759 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6760 (rs6000_isel): New variable.
6761 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6763 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6766 * c-common.c (handle_vector_size_attribute): Call
6767 lang_hooks.types.reconstruct_complex_type instead of
6768 reconstruct_complex_type.
6769 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6770 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6771 * langhooks.h (struct lang_hooks_for_types): Add
6772 reconstruct_complex_type hook.
6773 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6774 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6776 2008-04-24 Richard Guenther <rguenther@suse.de>
6778 * c-common.h (check_builtin_function_arguments): Declare.
6779 * c-common.c (validate_nargs): New function.
6780 (check_builtin_function_arguments): Likewise.
6781 * c-typeck.c (build_function_call): Call
6782 check_builtin_function_arguments.
6783 * builtins.c (fold_builtin_classify): Remove error reporting code.
6784 (fold_builtin_unordered_cmp): Likewise.
6785 (fold_builtin_1): Likewise.
6786 (fold_builtin_n): Likewise.
6788 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6790 PR tree-optimization/36008
6791 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6792 the original op1, rather than delta by step.
6794 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6795 Sebastian Pop <sebastian.pop@amd.com>
6797 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6798 eliminate_local_variables_stmt, eliminate_local_variables,
6799 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6800 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6801 of code delimited by two edges in the CFG.
6802 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6803 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6804 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6805 the case of parallelisation of reductions.
6806 (expr_invariant_in_region_p): New.
6808 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6809 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6811 2008-04-24 Ira Rosen <irar@il.ibm.com>
6812 Richard Guenther <rguenther@suse.de>
6814 PR tree-optimization/36034
6815 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6816 incapable of dealing with loads with gaps.
6818 2008-04-24 Rafael Espindola <espindola@google.com>
6820 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6821 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6822 vrp_evaluate_conditional.
6823 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6824 (vrp_evaluate_conditional): Split the cond argument.
6825 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6826 (simplify_stmt_for_jump_threading): Update call to
6827 vrp_evaluate_conditional.
6829 2008-04-24 Ira Rosen <irar@il.ibm.com>
6831 PR tree-optimization/35982
6832 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6833 interleaved data-refs are of the same type.
6835 2008-04-24 Danny Smith <dannysmith@users.net>
6837 * c-format.c (check_format_info_main): Use strncmp rather than a
6838 magic prefix to handle multichar length specs.
6839 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6840 Don't prefix "I64" and "I32" with '\0'.
6842 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6845 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6846 in registers for -m32 only if stdarg_p (fntype).
6848 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6850 PR rtl-optimization/36006
6851 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6852 temp to op0 in order to avoid invalid rtx sharing.
6854 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6856 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6857 check TREE_INVARIANT.
6858 * tree-gimple.c (is_gimple_address): New.
6859 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6860 * tree-gimple.h (is_gimple_address): New.
6861 * tree.h (decl_address_invariant_p): New.
6862 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6863 (build_string): Likewise.
6864 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6865 (tree_invariant_p_1): Likewise.
6866 (save_expr): Use it.
6867 (tree_invariant_p): New.
6868 (skip_simple_arithmetic): Use it.
6869 (stabilize_reference_1): Use it.
6870 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6872 (build1_stat): Drop code to compute TREE_INVARIANT.
6873 (build2_stat): Drop code to compute TREE_INVARIANT.
6874 (build3_stat): Drop code to compute TREE_INVARIANT.
6875 (build4_stat): Drop code to compute TREE_INVARIANT.
6876 (build5_stat): Drop code to compute TREE_INVARIANT.
6877 (build7_stat): Drop code to compute TREE_INVARIANT.
6878 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6879 * tree.h (struct tree_base): Remove invariant_flag.
6880 (TREE_INVARIANT): Remove.
6881 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6882 (fold_builtin_expect): Check TREE_CONSTANT.
6883 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6884 * c-tree.h (c_expr_to_decl): Drop third parameter.
6885 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6886 (build_c_cast): Don't set TREE_INVARIANT.
6887 (pop_init_level): Don't set TREE_INVARIANT.
6888 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6889 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6891 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6892 (gimplify_addr_expr): Adjust comment.
6893 * tree-mudflap.c (mf_build_string):
6894 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6895 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6896 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6897 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6898 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6899 * langhooks.h (struct lang_hooks): Drop third parameter from
6902 2008-04-23 Richard Guenther <rguenther@suse.de>
6904 PR tree-optimization/27799
6905 PR tree-optimization/32921
6906 PR tree-optimization/32624
6907 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6908 SMTs aliases and the tag itself into the solution.
6909 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6910 merge the points-to solution back into the SMT aliases.
6911 (may_alias_p): Use alias_set_subset_of instead of
6912 aliases_conflict_p. A pointer which points to
6913 memory with alias set zero may access any variable.
6915 2008-04-23 Richard Guenther <rguenther@suse.de>
6917 * alias.c (alias_set_subset_of): Correctly handle asking
6918 if zero is a subset of an alias set with zero child.
6919 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6920 (compute_flow_insensitive_aliasing): Correctly walk all
6921 pointers. Do not unnecessarily union sets.
6923 2008-04-23 Richard Guenther <rguenther@suse.de>
6926 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6928 2008-04-22 Tomas Bily <tbily@suse.cz>
6930 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6932 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6934 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6935 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6936 * tree-inline.c (estimate_num_insns_1): Likewise.
6937 * varasm.c (const_hash_1, compare_constant, copy_constant)
6938 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6939 * emit-rtl.c (component_ref_for_mem_expr)
6940 (set_mem_attributes_minus_bitpos): Likewise.
6941 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6942 (is_aligning_offset): Likewise.
6943 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6944 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6945 * dojump.c (do_jump): Likewise.
6946 * builtins.c (get_pointer_alignment, get_memory_rtx)
6947 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6948 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6950 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6952 PR rtl-optimization/36017
6953 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6954 expanding the library call.
6956 2008-04-22 Ian Lance Taylor <iant@google.com>
6958 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6961 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6963 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6964 of LR/CTR moves for Power6.
6966 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6969 * passes.c (init_optimization_passes): Remove
6970 pass_fast_rtl_byte_dce.
6972 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6975 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6976 builtin functions to generate faster code.
6977 (_mm_cvtpu16_ps): Ditto.
6978 (_mm_cvtpi32x2_ps): Ditto.
6980 2008-04-22 Nick Clifton <nickc@redhat.com>
6982 * common.opt (ftree-loop-distribution): Add Optimization
6985 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6986 (frv_expand_builtin_va_start): Likewise.
6988 * config/arm/arm.c (thumb_find_work_register): Fix location of
6989 argument register count.
6991 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6993 Support scheduling for ColdFire V1 and V3 microarchitecture.
6994 Improve scheduling of multiplication instructions.
6996 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6997 (mac): New instruction attribute.
6998 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6999 (m68k_sched_mac): New variable.
7000 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7001 Handle cfv1 and cfv3.
7002 (max_insn_size): New static variable.
7003 (struct _sched_ib): New type.
7004 (sched_ib): New static variable.
7005 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7006 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7007 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7009 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7010 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7011 new variables. Update.
7012 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7013 Add modeling of cfv3 instruction buffer. Update.
7014 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7015 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7016 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7017 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7018 a particular reservation applies to.
7019 (type2): Reorganize attribute values. Rename alu to alu_reg,
7020 alu_l to alu, move_l to omove. Join move to alu. Split mul
7022 (cf_ib_*): Simplify description of instruction buffer.
7023 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7024 (cf_mem): Split into cf_mem1 and cf_mem2.
7025 (cf_v2_move_??): Rename to cfv12_alu_??.
7026 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7027 (cf_v2_mul_??): Remove reservations.
7028 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7029 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7030 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7032 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7033 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7034 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7035 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7036 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7037 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7038 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7039 expansions of the above reservations for instructions of sizes
7042 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7044 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7046 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7048 * coverage.c: Include tree-pass.h.
7049 (coverage_counter_alloc): Print da_file_name to the dump file.
7051 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7053 * sbitmap.c (sbitmap_range_empty_p): New function.
7054 * sbitmap.h (sbitmap_range_empty_p): New function.
7055 * bitmap.h: Now includes obstack.h.
7057 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7058 Kenneth Zadeck <zadeck@naturalbridge.com>
7060 * dbgcnt.def (ra_byte_scan): Added.
7061 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7062 when the last hit happens for a counter.
7063 * timevar.def (TV_DF_BYTE_LR): New variable.
7064 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7065 * passes.c (pass_fast_rtl_byte_dce): New pass.
7066 * fwprop.c (update_df): Added mode to call df_ref_create.
7067 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7068 DF_REF_EXTRACT_OFFSET.
7069 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7070 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7072 (df_ref_extract): Added mode field.
7073 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7074 DF_REF_EXTRACT_OFFSET.
7075 (DF_REF_EXTRACT_MODE): New macro.
7076 (df_byte_lr_bb_info): New structure.
7077 (df_print_byte_regset, df_compute_accessed_bytes,
7078 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7079 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7080 df_byte_lr_simulate_uses,
7081 df_byte_lr_simulate_artificial_refs_at_top,
7082 df_byte_lr_simulate_artificial_refs_at_end,
7083 df_compute_accessed_bytes): New function.
7084 (df_ref_create): Add parameter.
7085 (df_byte_lr_get_bb_info): New inline function.
7086 * df-scan.c (df_ref_record, df_uses_record,
7087 df_ref_create_structure): Added mode parameter.
7088 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7089 df_defs_record, df_uses_record, df_get_conditional_uses,
7090 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7091 df_entry_block_defs_collect, df_exit_block_uses_collect):
7092 Added mode parameter to calls to df_ref_record, df_uses_record,
7093 df_ref_create_structure.
7094 (df_ref_equal_p, df_ref_compare): Added test for modes.
7095 (df_ref_create_structure): Added code to set mode. Renamed
7096 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7097 DF_REF_EXTRACT_OFFSET.
7098 * df-core.c (df_print_byte_regset): New function.
7099 * df-byte-scan.c: New file.
7100 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7101 calls to BITMAP_FREE.
7102 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7103 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7104 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7105 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7106 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7107 df_byte_lr_local_compute, df_byte_lr_init,
7108 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7109 df_byte_lr_transfer_function, df_byte_lr_free,
7110 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7111 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7112 df_byte_lr_simulate_uses,
7113 df_byte_lr_simulate_artificial_refs_at_top,
7114 df_byte_lr_simulate_artificial_refs_at_end): New function.
7115 * dce.c (byte_dce_process_block): New function.
7116 (dce_process_block): au is now passed in rather than computed
7117 locally. Changed loops that look at artificial defs to not look
7118 for conditional or partial ones, because there never are any.
7119 (fast_dce): Now is able to drive byte_dce_process_block or
7120 dce_process_block depending on the kind of dce being done.
7121 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7122 (rest_of_handle_fast_byte_dce): New function.
7123 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7124 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7126 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7129 * gcc.h: Added fortran options that take arguments to
7130 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7133 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7135 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7136 scalarization if on the LHS and not a full access.
7138 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7140 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7142 2008-04-18 Rafael Espindola <espindola@google.com>
7144 * tree-vrp.c (find_case_label_index): Fix the binary search.
7145 (find_case_label_range): New.
7146 (vrp_visit_switch_stmt): Use find_case_label_range.
7147 (simplify_switch_using_ranges): Use find_case_label_range.
7149 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7151 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7152 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7154 2008-04-18 Tom Tromey <tromey@redhat.com>
7157 * doc/cpp.texi (Implementation-defined behavior): Mention
7160 2008-04-18 Ian Lance Taylor <iant@google.com>
7162 * fold-const.c (pointer_may_wrap_p): New static function.
7163 (fold_comparison): Add another test for pointer overflow. Use
7164 pointer_may_wrap_p to disable some false positives.
7166 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7168 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7169 (fname_as_string): Match updated cpp_interpret_string prototype.
7170 (fix_string_type): Support char16_t* and char32_t*.
7171 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7172 derivative) nodes. Register as builtin if C++0x.
7173 (c_parse_error): Support CPP_CHAR{16,32}.
7174 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7175 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7176 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7177 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7178 CTI_CHAR32_ARRAY_TYPE>: New elements.
7179 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7180 char32_type_node, signed_char32_type_node, char16_array_type_node,
7181 char32_array_type_node): New defines.
7182 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7183 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7184 (lex_string): Support CPP_STRING{16,32}, match updated
7185 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7186 (lex_charconst): Support CPP_CHAR{16,32}.
7187 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7188 and CPP_STRING{16,32}.
7190 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7193 * aclocal.m4: Regenerate.
7194 * configure: Regenerate.
7196 2008-04-18 Jan Hubicka <jh@suse.cz>
7198 * except.c (dw2_size_of_call_site_table,
7199 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7201 * cgraphbuild.c (build_cgraph_edges): Update.
7202 * tree-pass.h: Update comment.
7203 * final.c (leaf_function_p): Update.
7204 (leaf_renumber_regs): Update.
7205 (rest_of_clean_state): Update.
7206 * omp-low.c (expand_omp_parallel): Update.
7207 * ipa-reference.c (analyze_function): Update.
7208 * reorg.c (find_end_label): Update.
7209 (optimize_skip): Update.
7210 (fill_simple_delay_slots): Update.
7211 (fill_simple_delay_slots): Update.
7212 (make_return_insns): Update.
7213 (dbr_schedule): Update.
7214 * gimple-low.c (record_vars_into): Update.
7215 * cfgbuild.c (make_edges): Update.
7216 * function.c (assign_stack_local): Update.
7217 (assign_parm_adjust_stack_rtl): Update.
7218 (locate_and_pad_parm): Update.
7219 (allocate_struct_function): Do not initialize stack_alignment_needed
7220 and preferred_stack_boundary here.
7221 (stack_protect_prologue): Update.
7222 (stack_protect_epilogue): Update.
7223 (expand_function_start): Initialize stack_alignment_needed,
7224 preferred_stack_boundary and max_jumptable_ents.
7225 (expand_function_end): Update.
7226 (free_after_compilation): Do not NULLify epilogue_delay_list.
7227 * function.h (struct rtl_data): Add stack_protect_guard,
7228 stack_alignment_needed,
7229 preferred_stack_boundary, epilogue_delay_list.
7230 (struct function): Remove value_histograms, stack_alignment_needed,
7231 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7233 unexpanded_var_list, stack_protect_guard.
7234 (current_function_epilogue_delay_list): Remove.
7235 * ipa-type-escape.c (analyze_function): Update.
7236 * gimplify.c (pop_gimplify_context): Update comment.
7237 * calls.c (expand_call): Update.
7238 (emit_library_call_value_1): Update.
7239 * except.c (set_nothrow_function_flags): Update.
7240 * cfgexpand.c (get_decl_align_unit): Update.
7241 (create_stack_guard): Update.
7242 (estimated_stack_frame_size): Update.
7243 (expand_used_vars): Update.
7244 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7245 * explow.c (allocate_dynamic_stack_space): Update.
7246 * tree-ssa-live.c (remove_unused_locals): Update.
7247 * varasm.c (mark_constant_pool): Update.
7248 * tree-inline.c (remap_decls): Update.
7249 (initialize_cfun): Update.
7250 (declare_return_variable): Update.
7251 (inline_forbidden_p): Update.
7252 (expand_call_inline): Update.
7253 (declare_inline_vars): Update.
7254 (tree_function_versioning): Update.
7255 * tree-flow.h (value_histograms): New.
7256 (VALUE_HISTOGRAMS): New macro.
7257 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7259 * tree-cfg.c (set_bb_for_stmt): Update.
7260 (replace_by_duplicate_decl): Update.
7261 (move_block_to_fn): Update.
7262 (new_label_mapper): Update.
7263 (dump_function_to_file): Update.
7264 * ipa-struct-reorg.c (build_data_structure): Update.
7265 * cfgrtl.c (print_rtl_with_bb): Update.
7266 * reload1.c (reload): Update.
7268 * config/i386/i386.c (setup_incoming_varargs_64,
7269 ix86_compute_frame_layout): Update.
7270 * config/arc/arc.c (arc_output_function_epilogue): Update.
7272 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7274 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7275 for FreeBSD as well.
7276 * gthr-posix95.h: Likewise.
7278 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7280 PR rtl-optimization/35838
7281 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7282 out the byte offset of the first subreg.
7284 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7286 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7287 to split_ti instead of three separate calls with single member arrays.
7288 (subti3 splitter): Ditto.
7289 (adddi3 splitter): Ditto with split_di.
7290 (subdi3 splitter): Ditto.
7291 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7292 two separate calls with single member arrays. Swap match_dup
7293 operands 1 and 2 to better fit into the array.
7294 (negdi2 splitter): Ditto with split_di.
7295 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7296 two separate calls with single member arrays. Swap match_dup operands
7297 6 and 7 to better fit into the array.
7299 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7301 * config/i386/i386.c (sse_builtin_type): New.
7302 (bdesc_sse_args): Likewise.
7303 (bdesc_sse_3arg): Removed.
7304 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7305 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7306 IX86_BUILTIN_ROUNDPS.
7307 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7308 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7309 IX86_BUILTIN_ROUNDPS.
7310 (ix86_expand_sse_4_operands_builtin): Removed.
7311 (ix86_expand_sse_operands_builtin): New.
7312 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7313 and CODE_FOR_sse4_1_roundps.
7314 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7315 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7317 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7320 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7321 regs before frame pop when needed. If use_backchain_to_restore_sp
7322 then load backchain into a temp reg to restore vr and vrsave. Add
7323 code to restore vr after frame pop if possible.
7325 2008-04-17 Richard Guenther <rguenther@suse.de>
7327 * tree-vn.c (expressions_equal_p): Do not check type
7328 equality or compatibility before calling operand_equal_p.
7329 * fold-const.c (operand_equal_p): Check equivalence of
7330 integer constants before bailing out due to signedness or
7331 precision differences.
7332 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7333 spurious differences in type qualification. Ignore types
7334 for COMPONENT_REFs at all.
7336 2008-04-17 Christian Bruel <christian.bruel@st.com>
7338 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7339 msw_skip comparison.
7341 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7344 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7347 PR tree-optimization/35899
7348 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7349 rather than TREE_OPERAND.
7351 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7354 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7355 temporary registers. Change operand predicate to general_operand.
7356 (remainderxf3): Ditto.
7358 2008-04-16 Richard Guenther <rguenther@suse.de>
7360 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7361 * tree-affine.c (aff_combination_expand): Look through some
7364 2008-04-15 Doug Kwan <dougkwan@google.com>
7366 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7368 * tree-pretty-print.c (dump_generic_node): Ditto.
7369 * final.c (output_addr_const): Ditto.
7370 * dwarf2out.c (output_cfi): Ditto.
7371 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7372 * print-rtl.c (print_rtx): Ditto.
7373 * print-tree.c (print_node_brief, print_node): Ditto.
7374 * c-common.c (match_case_to_enum_1): Ditto.
7375 * sched-vis.c (print_value): Ditto.
7376 * config/i386/i386.c (print_operand): Cast to long unsigned int
7379 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7380 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7381 MS Windows VirtualProtect function.
7383 2008-04-15 Jan Hubicka <jh@suse.cz>
7385 * gengtype.c (write_root): Param_is argument is OK.
7386 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7387 * function.h: Include varray.h
7388 (rtl_eh): New stucture based on except.c one.
7389 (call_site_record): New forward declaration and vector type.
7390 * calls.c (emit_call_1): Do not call
7391 note_current_region_may_contain_throw.
7392 * except.c (eh_status): Remove cur_region, try_region since they are
7394 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7395 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7396 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7397 Remove call_site_data_used, call_site_data_size.
7398 Turn call_site_record into vector in function.h.
7399 (note_current_region_may_contain_throw): Remove.
7400 (get_exception_pointer, get_exception_filter): Do not take struct
7401 function argument; update.
7402 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7403 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7404 build_post_landing_pads, dw2_build_landing_pads,
7405 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7406 sjlj_emit_function_enter, sjlj_emit_function_enter,
7407 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7408 sjlj_build_landing_pads, finish_eh_generation,
7409 remove_exception_handler_label, remove_eh_handler,
7410 maybe_remove_eh_handler, add_reachable_handler,
7411 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7412 add_action_record, collect_one_action_chain, add_call_site,
7413 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7414 sjlj_output_call_site_table, output_function_exception_table,
7415 * except.h (note_current_region_may_contain_throw): Remove
7416 (get_exception_pointer, get_exception_filter): Do not take struct
7418 * Makefile.in (GTFILES): Put varargs before struct function.
7420 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7422 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7423 punt for STRING_CST.
7424 (get_constraint_for): Deal with STRING_CST here instead.
7426 2008-04-15 Richard Guenther <rguenther@suse.de>
7428 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7429 statements in a basic-block with a backward walk. Do not
7430 substitute into dead statements but instead remove those.
7432 2008-04-15 Richard Guenther <rguenther@suse.de>
7434 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7435 to zero, thus disable creation of SFTs.
7437 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7439 * tree-predcom.c (suitable_reference_p): Return false if the
7440 reference can throw.
7442 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7445 * c-decl.c (finish_decl): If extern or static var has variable
7446 size, set TREE_TYPE (decl) to error_mark_node.
7448 2008-04-15 Rafael Espindola <espindola@google.com>
7450 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7453 2008-04-15 Richard Guenther <rguenther@suse.de>
7455 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7456 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7457 (visit_reference_op_load): Do walk vuse-vdef chains on
7458 vn_reference_lookup.
7459 (visit_reference_op_store): But do not here.
7460 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7461 vn_reference_lookup.
7462 (vn_lookup_with_vuses): But do so here.
7464 2008-04-14 Ian Lance Taylor <iant@google.com>
7466 * fold-const.c (fold_overflow_warning): Remove assertion.
7468 2008-04-15 Ben Elliston <bje@au.ibm.com>
7470 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7471 temp1 local variables.
7473 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7476 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7477 ".text.unlikely" section as executable.
7479 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7481 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7482 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7483 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7484 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7485 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7486 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7487 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7489 2008-04-14 Ian Lance Taylor <iant@google.com>
7491 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7492 * fold-const.c (fold_comparison): If appropriate, test
7493 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7494 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7495 reassociating a pointer type.
7496 * doc/invoke.texi (Optimize Options): Document that
7497 -fstrict-overflow applies to pointer wraparound.
7499 2008-04-13 Jan Hubicka <jh@suse.cz>
7501 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7503 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7505 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7506 we are going to "save the world".
7508 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7510 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7511 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7512 operand 0 constraint, not "=".
7514 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7516 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7518 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7520 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7521 of size of positions_needed * CHAR_BIT.
7523 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7526 * dse.c (store_info): Change positions_needed to unsigned
7528 (lowpart_bitmask): New.
7529 (record_store): Cast to unsigned HOST_WIDE_INT for
7530 positions_needed. Assert width <= size of positions_needed *
7531 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7532 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7533 lowpart_bitmask to set mask.
7535 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7537 * config/bfin/constraints.md: New file.
7538 * config/bfin/bfin.md: Include it.
7539 (adddi3): Use satisfies_constraint functions instead of the old macros.
7540 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7541 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7542 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7543 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7544 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7545 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7546 EXTRA_CONSTRAINT): Delete.
7547 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7548 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7550 * config/bfin/bfin.c: Include "tm-constrs.h".
7551 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7552 Use satisfies_constraint functions instead of the old macros.
7553 * doc/md.texi (Blackfin Constraints): Update file name reference.
7555 2008-04-11 Richard Guenther <rguenther@suse.de>
7557 PR tree-optimization/35869
7558 * tree-vrp.c (execute_vrp): Move switch statement update after
7559 jump threading. Schedule another cfg cleanup run.
7561 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7564 * attribs.c (decl_attributes): Return early on errorneous node.
7566 2008-04-10 Oleg Ryjkov <olegr@google.com>
7568 * tree.h (struct tree_base): Added a new flag default_def_flag.
7569 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7571 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7573 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7575 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7578 * pa.md: Define mode iterator P. Define mode attribute dwc.
7579 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7580 (icacheflush): Likewise.
7581 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7582 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7584 2008-04-11 Ben Elliston <bje@au.ibm.com>
7586 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7588 2008-04-10 Rafael Espindola <espindola@google.com>
7590 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7591 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7592 (extract_range_from_expr): The same.
7594 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7596 * config/mips/mips.md (GPR2): New mode iterator.
7598 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7599 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7600 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7601 Rewrite these to take two modes, the mode of comparison and the
7602 mode of the destination.
7603 * config/mips/mips.c (mips_expand_scc): Instead of having
7604 paradoxical subreg as destination, expand "narrowing" scc if mode
7605 of comparison is SI and target is requested in DI mode.
7606 (mips_emit_int_order_test): Update comment. Make mode of
7607 comparison match CMP0 rather than TARGET. When creating inverse
7608 target use mode of TARGET.
7610 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7612 * gcov-dump.c (tag_summary): Only print summaries for the first
7613 GCOV_COUNTERS_SUMMABLE counters.
7615 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7617 * config/i386/i386.md (absneg): New code iterator.
7618 (absnegprefix): New code attribute.
7619 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7620 patterns using absneg code iterator.
7621 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7622 using absneg code iterator.
7623 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7624 *neg<mode>2 patterns using absneg code iterator.
7625 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7626 *negextendsfdf2 patterns using absneg code iterator.
7627 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7628 *negextendsfxf2 patterns using absneg code iterator.
7629 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7630 *negextendsfdf2 patterns using absneg code iterator.
7631 * config/i386/sse.md (<code><mode>2): Macroize expander from
7632 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7634 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7636 * config/s390/s390.h: Remove the remains of the recent search
7637 & replace action of current_function_outgoing_args_size.
7639 2008-04-10 Ira Rosen <irar@il.ibm.com>
7641 PR tree-optimization/35821
7642 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7643 NEW_STMT_LIST is not NULL.
7645 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7648 * toplev.c (process_options): Remove -ffunction-sections debugging
7651 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7653 PR middle-end/PR28690
7654 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7655 than gen_rtx_fmt_ee to perform more canonicalizations.
7657 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7660 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7662 2008-04-09 Richard Guenther <rguenther@suse.de>
7664 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7665 (dump_function_to_file): Dump function arguments with types.
7667 2008-04-08 Richard Guenther <rguenther@suse.de>
7669 * fold-const.c (fold_widened_comparison): Do not allow
7670 sign-changes that change the result.
7672 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7675 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7676 kinds of indirect references.
7678 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7680 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7681 GNU Fortran language string.
7683 2008-04-08 Rafael Espindola <espindola@google.com>
7685 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7686 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7687 * tree.h (tree_call_nonnegative_warnv_p): New.
7689 2008-04-08 Jan Hubicka <jh@suse.cz>
7691 * function.c (free_after_compilation): Clear out regno_reg_rtx
7694 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7697 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7699 PR middle-end/PR28690
7700 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7701 same precedence as REG_POINTER and MEM_POINTER operands.
7703 2008-04-08 Richard Guenther <rguenther@suse.de>
7706 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7707 for adding index to base.
7709 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7711 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7712 (MINGW_ENABLE_EXECUTE_STACK): New.
7713 (IN_LIBGCC2): For libgcc include windows.h file for
7714 function declarations.
7716 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7718 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7719 and tem2 if tem1 is not a REG or MULT.
7721 2008-04-08 Jan Hubicka <jh@suse.cz>
7723 * function.h (incomming_args): Break out of struct function.
7724 (function_subsections): Break out of struct function.
7725 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7726 return_rtx and hard_reg_initial_vals from struct function.
7727 Kill inl_max_label_num.
7728 (current_function_pops_args, current_function_args_info,
7729 current_function_args_size, current_function_args_size,
7730 current_function_pretend_args_size,
7731 current_function_outgoing_args_size,
7732 current_function_internal_arg_pointer, current_function_return_rtx):
7733 Kill compatibility accestor macros.
7734 * builtins.c (expand_builtin_apply_args_1): Update.
7735 (expand_builtin_next_arg): Update.
7736 * df-scan.c (df_get_call_refs): Update.
7737 * dbxout.c (dbxout_function_end): Update.
7738 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7739 (output_line_info): Update.
7740 (secname_for_decl): Update.
7741 (dwarf2out_var_location): Update.
7742 * function.c (free_after_compilation): Update.
7743 (assign_parm_find_stack_rtl): Update.
7744 (assign_parms): Update.
7745 (expand_dummy_function_end): Update.
7746 (expand_function_end): Update.
7747 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7748 (expand_call): Update.
7749 (emit_library_call_value_1): Update.
7750 (store_one_arg): Update.
7751 * varasm.c (initialize_cold_section_name): Update.
7752 (unlikely_text_section): Update.
7753 (unlikely_text_section_p): Update.
7754 (assemble_start_function): Update.
7755 (assemble_end_function): Update.
7756 (default_section_type_flags): Update.
7757 (switch_to_section): Update.
7758 * integrate.c (set_decl_abstract_flags): Update.
7759 (get_hard_reg_initial_val): Update.
7760 (has_hard_reg_initial_val): Update.
7761 (allocate_initial_values): Update.
7762 * resource.c (init_resource_info): Update.
7763 * config/alpha/alpha.c (NUM_ARGS): Update.
7764 (direct_return): Update.
7765 (alpha_va_start): Update.
7766 (alpha_sa_size): Update.
7767 (alpha_initial_elimination_offset): Update.
7768 (alpha_expand_prologue): Update.
7769 (alpha_start_function): Update.
7770 (alpha_expand_epilogue): Update.
7771 (unicosmk_initial_elimination_offset):
7772 * config/alpha/alpha.md (call expander): Update.
7773 * config/s390/s390.c (s390_register_info): Update.
7774 (s390_register_info): Update.
7775 (s390_frame_info): Update.
7776 (s390_initial_elimination_offset): Update.
7777 (s390_build_builtin_va_list): Update.
7778 (s390_va_start): Update.
7779 * config/spu/spu.c (direct_return): Update.
7780 (spu_expand_prologue): Update.
7781 (spu_initial_elimination_offset): Update.
7782 (spu_build_builtin_va_list): Update.
7783 (spu_va_start): Update.
7784 * config/sparc/sparc.c (sparc_init_modes): Update.
7785 (sparc_compute_frame_size): Update.
7786 (function_value): Update.
7787 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7788 * config/i386/i386.md (return expander): Update.
7789 * config/i386/i386.c (ix86_va_start): Update.
7790 (ix86_can_use_return_insn_p): Update.
7791 (ix86_compute_frame_layout): Update.
7792 (ix86_expand_epilogue): Update.
7793 * config/sh/sh.c (output_stack_adjust): Update.
7794 (calc_live_regs): Update.
7795 (sh_expand_prologue): Update.
7796 (sh_builtin_saveregs): Update.
7797 (sh_va_start): Update.
7798 (initial_elimination_offset): Update.
7799 (sh_allocate_initial_value): Update.
7800 (sh_function_ok_for_sibcall): Update.
7801 (sh_get_pr_initial_val): Update.
7802 * config/sh/sh.md (return expander): Update.
7803 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7804 * config/crx/crx.c (crx_compute_frame): UPdate.
7805 (crx_initial_elimination_offset): UPdate.
7806 * config/xtensa/xtensa.c (compute_frame_size): Update
7807 (xtensa_builtin_saveregs): Update.
7808 (xtensa_va_start): Update.
7809 (order_regs_for_local_alloc): Update.
7810 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7811 (xstormy16_expand_builtin_va_start): Update.
7812 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7813 * config/m68hc11/m68hc11.md (return expanders): Update.
7814 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7815 (expand_epilogue): Update.
7816 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7817 (cris_simple_epilogue): Update.
7818 (cris_expand_prologue): Update.
7819 (cris_expand_epilogue): Update.
7820 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7821 (compute_frame_size): Update.
7822 * config/mt/mt.c (mt_compute_frame_size): Update.
7823 * config/mn10300/mn10300.c (expand_prologue): Update.
7824 (expand_epilogue): Update.
7825 (initial_offset): Update.
7826 (mn10300_builtin_saveregs):
7827 * config/mn10300/mn10300.md (return expander): Update.
7828 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7829 (ia64_initial_elimination_offset): Update.
7830 (ia64_initial_elimination_offset): Update.
7831 (ia64_expand_prologue): Update.
7832 * config/m68k/m68k.md (return expander): Update.
7833 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7834 (rs6000_stack_info): Update.
7835 * config/mcore/mcore.c (layout_mcore_frame): Update.
7836 (mcore_expand_prolog): Update.
7837 * config/arc/arc.c (arc_compute_frame_size): Update.
7838 * config/score/score3.c (score3_compute_frame_size): Update.
7839 * config/score/score7.c (score7_compute_frame_size): Update.
7840 * config/arm/arm.c (use_return_insn): Update.
7841 (thumb_find_work_register): Update.
7842 (arm_compute_save_reg_mask): Update.
7843 (arm_output_function_prologue): Update.
7844 (arm_output_epilogue): Update.
7845 (arm_size_return_regs): Update.
7846 (arm_get_frame_offsets): Update.
7847 (arm_expand_prologue): Update.
7848 (thumb_exit): Update.
7849 (thumb_unexpanded_epilogue): Update.
7850 (thumb1_output_function_prologue): Update.
7851 * config/pa/pa.md (return expander): Update.
7852 * config/pa/pa.c (compute_frame_size): Update.
7853 (hppa_builtin_saveregs): Update.
7854 * config/mips/mips.c (mips_va_start): Update.
7855 (mips16_build_function_stub): Update.
7856 (mips_compute_frame_info): Update.
7857 (mips_restore_gp): Update.
7858 (mips_output_function_prologue): Update.
7859 (mips_expand_prologue): Update.
7860 * config/v850/v850.c (compute_frame_size): Update.
7861 (expand_prologue): * config/mmix/mmix.c (along): update.
7862 (mmix_initial_elimination_offset): update.
7863 (mmix_reorg): update.
7864 (mmix_use_simple_return): update.
7865 (mmix_expand_prologue): update.
7866 (mmix_expand_epilogue): Update.
7867 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7868 (emit_link_insn): Update.
7870 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7872 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7873 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7875 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7878 2008-04-07 Jan Hubicka <jh@suse.cz>
7880 * function.h (rtl): Rename to x_rtl.
7882 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7883 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7884 used_temp_slots avail_temp_slots, temp_slot_level,
7885 nonlocal_goto_handler_labels): Update accesstors.
7886 (rtl): New global variable.
7887 (struct function): Move some fileds to rtl_data.
7888 (get_arg_pointer_save_area): Update prototype.
7889 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7890 get_arg_pointer_save_area.
7891 * expr.c (init_expr): Update
7892 * function.c (get_frame_size): Update
7893 (assign_stack_local): Update
7894 (expand_function_end): Update.
7895 (get_art_pointer_save_area): Update
7897 * emit-rtl.c (rtl): Declare.
7898 (regno_reg_rtx): Declare.
7899 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7901 (gen_reg_rtx): Update.
7902 * varasm.c (n_deferred_constatns): Update accestor.
7903 (init_varasm_status): Do not allocate varasm_status.
7904 (force_const_mem, get_pool_size, output_constant_pool): Update.
7905 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7906 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7907 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7908 * sparc/sparc.h (INIT_EXPANDERS): Update.
7909 * ia64/ia64.h (INIT_EXPANDERS): Update.
7911 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7913 * reload.c (push_secondary_reload): Add missing break to for loop.
7915 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7917 PR middle-end/PR28690
7918 * rtlanal.c: Update copyright years.
7919 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7920 as REG_POINTER and MEM_POINTER operands.
7921 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7922 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7923 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7924 * gcse.c: Update copyright years.
7925 (pre_delete): Call gen_reg_rtx_and_attrs.
7926 (hoist_code): Likewise.
7927 (build_store_vectors): Likewise.
7928 (delete_store): Likewise.
7929 * loop-invariant.c (move_invariant_reg): Likewise.
7930 Update copyright years.
7932 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7934 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7935 control string instead of quoted.
7937 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7939 * doc/rtl.texi: Rewrite of subreg section.
7941 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7944 * config/i386/i386.c (legitimize_pic_address): Add treating
7945 of dllimport SYM_REF's.
7946 (legitimize_dllimport_symbol): Add prototype.
7948 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7950 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7951 reference in constructor with non self-referential type.
7953 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7955 Removal of Return with Depressed Stack Pointer support
7956 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7957 (ECF_SP_DEPRESSED): Likewise.
7958 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7959 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7960 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7961 (expand_call): Do not test ECF_SP_DEPRESSED.
7962 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7963 * function.c (keep_stack_depressed): Delete.
7964 (handle_epilogue_set): Likewise.
7965 (update_epilogue_consts): Likewise.
7966 (emit_equiv_load): Likewise.
7967 (thread_prologue_and_epilogue_insns): Remove support for Return with
7968 Depressed Stack Pointer.
7969 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7971 2008-04-06 Richard Guenther <rguenther@suse.de>
7973 PR tree-optimization/35400
7974 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7975 information from SSA_NAMEs.
7977 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7979 * config/avr/avr.h (avr_mega_p): Remove declaration.
7980 (AVR_MEGA): Remove macro.
7981 * config/avr/avr.c (avr_mega_p): Remove variable.
7982 (avr_override_options): Remove inicializion of avr_mega_p.
7983 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7984 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7985 (avr_jump_mode): (Ditto.).
7986 (avr_output_progmem_section_asm_op): (Ditto.).
7987 (avr_asm_init_sections): (Ditto.).
7988 (avr_asm_init_sections): (Ditto.).
7989 (avr_rtx_costs): (Ditto.).
7990 * config/avr/avr.md: (Ditto.).
7991 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7994 2008-04-06 Richard Guenther <rguenther@suse.de>
7996 PR tree-optimization/35842
7997 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7998 is_gimple_invariant_address.
8000 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8002 * gcc.c (default_compilers): Sync Fortran extensions list with
8003 that in fortran/lang-specs.h.
8004 * doc/invoke.texi: Likewise.
8005 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8006 * dwarf2out.c (gen_compile_unit_die): Likewise.
8008 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8010 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8012 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8015 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8016 attribute is used for nested functions.
8018 2008-04-05 Jan Hubicka <jh@suse.cz>
8020 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8022 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8024 (dump_files): Update.
8025 (enable_rtl_dump_file): Do not accept letter argument.
8026 * tree-pass.h (dump_file_info): Remove letter argument.
8027 * toplev.c (decode_d_option): Update -da handling.
8028 * toplev.h (enable_rtl_dump_file): Update prototype.
8029 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8030 it out based on pass type.
8031 (register_dump_files_1): Likewise.
8032 (init_optimization_passes): Update register_one_dump_file calls.
8033 (execute_one_pass): Sanity check that IPA passes are called at IPA
8034 level and RTL passes at RTL level.
8035 (execute_pass_list): IPA pass can not be after or subpass of
8037 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8038 disallov RTL subpasses of IPA subpasses.
8040 2008-04-05 Ben Elliston <bje@au.ibm.com>
8042 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8043 builtins that return exactly once and do not throw. Cache call to
8046 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8048 PR rtl-optimization/34916
8050 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8051 between instruction pairs.
8053 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8055 * doc/invoke.texi: Document -mbitops for SH.
8056 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8057 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8058 * config/sh/sh.c (print_operand): Add %t operand code.
8059 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8060 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8061 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8062 (extendqihi2): Likewise.
8063 (movqi_i): Likewise.
8064 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8065 (extv): Use bld instruction for SH2A if possible.
8067 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8068 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8069 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8070 (bset.b, bclr.b): Define peepholes.
8071 * config/sh/sh.opt (mbitops): New option.
8073 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8076 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8077 and view convert expression.
8079 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8082 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8084 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8086 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8088 * config/i386/cpuid.h (bit_AES): New.
8089 (bit_PCLMUL): Likewise.
8091 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8092 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8093 SSE2 if AES or PCLMUL is enabled.
8094 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8095 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8096 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8097 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8098 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8099 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8100 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8101 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8102 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8103 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8104 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8105 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8106 __builtin_ia32_aeskeygenassist128 and
8107 __builtin_ia32_pclmulqdq128.
8108 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8109 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8110 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8112 * config/i386/i386.h (TARGET_AES): New.
8113 (TARGET_PCLMUL): Likewise.
8114 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8116 * config/i386/i386.md (UNSPEC_AESENC): New.
8117 (UNSPEC_AESENCLAST): Likewise.
8118 (UNSPEC_AESDEC): Likewise.
8119 (UNSPEC_AESDECLAST): Likewise.
8120 (UNSPEC_AESIMC): Likewise.
8121 (UNSPEC_AESKEYGENASSIST): Likewise.
8122 (UNSPEC_PCLMUL): Likewise.
8124 * config/i386/i386.opt (maes): New.
8125 (mpclmul): Likewise.
8127 * config/i386/sse.md (aesenc): New pattern.
8128 (aesenclast): Likewise.
8130 (aesdeclast): Likewise.
8132 (aeskeygenassist): Likewise.
8133 (pclmulqdq): Likewise.
8135 * config/i386/wmmintrin.h: New.
8137 * doc/extend.texi: Document AES and PCLMUL built-in function.
8139 * doc/invoke.texi: Document -maes and -mpclmul.
8141 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8143 * function.c (free_after_parsing): Replace with
8144 cxx_push_function_context from C++ front-end.
8145 (allocate_struct_function): Don't call langhook.
8146 * langhooks.h (struct lang_hooks_for_functions): Delete.
8147 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8149 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8150 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8151 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8152 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8153 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8154 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8155 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8157 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8158 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8160 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8163 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8166 2008-04-04 Richard Guenther <rguenther@suse.de>
8169 * fold-const.c (optimize_minmax_comparison): Use the correct
8170 type for the constant in the simplified comparison.
8172 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8174 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8175 Pass L2 size as "--param l2-cache-size" to the compiler.
8176 (decode_l2_cache): New function to decode L2 cache parameters using
8177 0x8000006 extended cpuid function.
8178 (detect_caches_amd): Determine parameters of L2 cache using
8179 decode_l2_caches function.
8180 (decode_caches_intel): Decode L2 cache parameters.
8181 (detect_caches_intel): Determine L2 cache parameters using
8182 decode_caches_intel and decode_l2_caches functions.
8184 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8186 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8187 secondary input reload for subword loads from the constant pool.
8189 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8192 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8193 constants of the appropriate size for runtime calculations.
8196 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8197 decimal-float literal constant zero.
8199 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8202 * c-parser.c (c_parser_omp_atomic): Call
8203 default_function_array_conversion on the RHS.
8206 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8207 call is_variable_sized if decl has incomplete type.
8209 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8211 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8213 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8215 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8217 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8218 (sgt<u>): Merge sgt and sgtu into new expander.
8219 (sgt, sgtu): Remove expanders.
8220 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8221 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8222 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8223 *sgtu_<mode>_mips16 into new pattern.
8224 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8225 (sge<u>): Merge sge and sgeu into new expander.
8226 (sge, sgeu): Remove expanders.
8227 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8229 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8230 (slt<u>): Merge slt and sltu into new expander.
8231 (slt, sltu): Remove expanders.
8232 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8233 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8234 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8235 *sltu_<mode>_mips16 into new pattern.
8236 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8237 (sle<u>): Merge sle and sleu into new expander.
8238 (sle, sleu): Remove expanders.
8239 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8240 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8241 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8242 *sleu_<mode>_mips16 into new pattern.
8243 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8245 2008-04-03 Jan Hubicka <jh@suse.cz>
8247 PR tree-optimization/35795
8248 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8249 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8250 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8251 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8252 * score/score3.c (score3_output_mi_thunk): Likewise.
8253 * score/score7.c (score7_output_mi_thunk): Likewise.
8254 * mips/mips.c (mips_output_mi_thunk): Likewise.
8256 2008-04-03 Richard Guenther <rguenther@suse.de>
8258 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8259 conversions. Simplify code.
8261 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8263 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8265 2008-04-03 Tom Tromey <tromey@redhat.com>
8266 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8268 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8269 * config/bfin/t-bfin-linux (generated_files): Add
8270 linux-sysroot-suffix.h.
8271 * doc/install.texi (Prerequisites): Require make 3.80.
8272 * doc/sourcebuild.texi (Front End Directory): Document new
8274 * Makefile.in (generated_files): New variable.
8275 (ALL_HOST_OBJS): New variable.
8276 ($(ALL_HOST_OBJS)): New target.
8278 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8280 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8281 (remap_block): Call id->transform_lang_insert_block instead
8283 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8284 Set id.transform_lang_insert_block to NULL.
8285 (clone_body): Move to cp/optimize.c
8286 * tree-inline.h (struct copy_body_data): Change
8287 transform_lang_insert_block to function pointer.
8288 (copy_generic_body, copy_decl_no_change): Export.
8289 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8290 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8291 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8293 * c-tree.h (insert_block): Kill.
8294 * c-decl.c (insert_block): Kill.
8296 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8298 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8299 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8300 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8302 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8303 argument, call {push,pop}_function_context from here.
8304 * c-parser.c: Use c_{push,pop}_function_context.
8306 * function.c (push_function_context_to): Move meat ...
8307 (push_function_context): ... here. Simplify.
8308 * function.c (pop_function_context_from): Move meat ...
8309 (pop_function_context): ... here. Simplify.
8310 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8312 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8313 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8314 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8315 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8317 2008-04-03 Ben Elliston <bje@au.ibm.com>
8319 * expmed.c (extract_force_align_mem_bit_field): Remove.
8321 2008-04-03 Richard Guenther <rguenther@suse.de>
8324 * expr.h (try_casesi): Adjust prototype.
8325 * expr.c (try_casesi): Take fallback label as extra parameter.
8326 Use that for gen_casesi if default_label is NULL.
8327 * stmt.c (expand_case): Pass fallback label to try_casesi,
8328 make sure to fill gaps with a fallback label if default_label
8331 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8334 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8336 2008-04-03 Ben Elliston <bje@au.ibm.com>
8338 * expmed.c (extract_split_bit_field): Remove if (0) code.
8339 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8340 (do_ds_constraint): Likewise.
8342 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8344 * doc/cppopts.texi (-dU): Document.
8345 * c-common.h (flag_dump_macros): Update comment.
8346 * c-opts.c (handle_OPT_d): Handle -dU.
8347 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8348 dump_queued_macros, cb_used_define, cb_used_undef): New.
8349 (init_pp_output): Handle -dU.
8350 (cb_line_change): Call dump_queued_macros.
8351 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8353 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8355 * config/avr/predicates.md (io_address_operand): New predicate.
8356 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8357 * config/avr/avr.c (avr_io_address_p): Remove function.
8358 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8359 'avr_io_address_p' function.
8360 (out_movhi_r_mr): (Ditto.).
8361 (out_movqi_mr_r): (Ditto.).
8362 (out_movhi_mr_r): (Ditto.).
8363 (avr_address_cost): (Ditto.).
8365 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8367 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8368 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8369 in 32bit mode when XMM registers are available to avoid store
8371 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8372 corresponding post-reload splitters.
8374 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8376 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8377 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8378 __builtin_ia32_roundss.
8379 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8380 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8381 __builtin_ia32_roundss.
8382 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8383 IX86_BUILTIN_SHUFPD here.
8385 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8387 * config/i386/i386.md (plogic): New.
8388 (plogicprefix): Likewise.
8390 * config/i386/mmx.md (mmx_<code><mode>3): New.
8391 (mmx_and<mode>3): Removed.
8392 (mmx_ior<mode>3): Likewise.
8393 (mmx_xor<mode>3): Likewise.
8395 * config/i386/sse.md (<code><mode>3): New.
8396 (*<code><mode>3): Likewise.
8397 (*<code><mode>3): Likewise.
8398 (<code><mode>3): Likewise.
8399 (*sse_<code><mode>3): Likewise.
8400 (*sse2_<code><mode>3): Likewise.
8401 (<code>tf3): Likewise.
8402 (*<code>tf3): Likewise.
8403 (and<mode>3): Likewise.
8404 (*and<mode>3): Likewise.
8405 (ior<mode>3): Removed.
8406 (*ior<mode>3): Likewise.
8407 (xor<mode>3): Likewise.
8408 (*xor<mode>3): Likewise.
8409 (*and<mode>3): Likewise.
8410 (*ior<mode>3): Likewise.
8411 (*xor<mode>3): Likewise.
8412 (and<mode>3): Likewise.
8413 (*sse_and<mode>3): Likewise.
8414 (*sse2_and<mode>3): Likewise.
8416 (*andtf3): Likewise.
8417 (ior<mode>3): Likewise.
8418 (*sse_ior<mode>3): Likewise.
8419 (*sse2_ior<mode>3): Likewise.
8421 (*iortf3): Likewise.
8422 (xor<mode>3): Likewise.
8423 (*sse_xor<mode>3): Likewise.
8424 (*sse2_xor<mode>3): Likewise.
8426 (*xortf3): Likewise.
8428 2008-04-02 Richard Guenther <rguenther@suse.de>
8430 PR tree-optimization/14495
8431 PR tree-optimization/34793
8432 * tree-vrp.c (struct switch_update): New structure.
8433 (to_remove_edges, to_update_switch_stmts): New VECs.
8434 (simplify_switch_using_ranges): New function. Remove not taken
8435 case labels and edges.
8436 (simplify_stmt_using_ranges): Call it.
8437 (identify_jump_threads): Mark edges we have queued for removal
8438 so we don't thread them.
8439 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8441 * tree-cfg.c (group_case_labels): Deal with missing default label.
8442 (tree_verify_flow_info): Allow missing default label.
8443 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8444 (emit_case_nodes): Likewise.
8445 (expand_case): Do not rely on the default label to be present.
8446 * expr.c (try_casesi): Deal with NULL default_label.
8447 (do_tablejump): Likewise.
8449 2008-04-02 Richard Guenther <rguenther@suse.de>
8451 PR tree-optimization/14495
8452 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8453 SWITCH_EXPR here ...
8454 (vrp_visit_switch_stmt): ... but here (new function).
8455 (find_case_label_index): New helper function.
8456 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8458 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8460 * fwprop.c: Fix ISO-C99ism.
8462 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8465 * Makefile.in (objdir): Set it here.
8466 * configure.ac: Not here. Find dynamic linker characteristics.
8467 * exec-tool.in: Use them.
8468 * aclocal.m4: Regenerate.
8469 * configure: Regenerate.
8471 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8473 * expr.c (expand_var): Delete it.
8474 * expr.h (expand_var): Delete prototype.
8475 * function.c (expand_function_start): Use expand_decl instead.
8476 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8479 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8481 PR rtl-optimization/35542
8482 * fwprop.c (forward_propagate_and_simplify): Replace
8483 loc_reg_mentioned_in_p with reg_mentioned_p.
8485 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8487 PR rtl-optimization/35281
8488 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8489 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8490 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8491 (varying_mem_p): Move above propagate_rtx.
8492 (all_uses_available_at): Do not check MEMs.
8494 2008-04-02 Rafael Espindola <espindola@google.com>
8496 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8497 (register_edge_assert_for_2): Split the cond argument.
8498 (register_edge_assert_for_1): Adjust for the change in
8499 register_edge_assert_for_2.
8500 (register_edge_assert_for): Split the cond argument.
8501 (find_switch_asserts): Adjust for the change in
8502 register_edge_assert_for.
8504 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8506 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8507 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8508 offsets for 64-bit mingw.
8509 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8510 abi for x86_64-pc-mingw.
8512 2008-04-02 Richard Guenther <rguenther@suse.de>
8514 * tree-vrp.c (extract_range_from_assert): Make sure to not
8515 produce range min/max with TREE_OVERFOW set.
8516 If merging a anti-range and a range keep the anti-range if
8517 the range covers all values of the type.
8518 (register_edge_assert_for_2): Only allow sign-changing
8519 conversions in detecting canonical range checks. Also
8520 register an assert for the unsigned name if useful.
8522 PR tree-optimization/35787
8523 * tree-vrp.c (vrp_val_max): New function.
8524 (vrp_val_min): Likewise.
8525 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8526 (vrp_val_is_min): Likewise.
8527 (supports_overflow_infinity): Use vrp_val_{min,max}.
8528 (negative_overflow_infinity): Likewise.
8529 (positive_overflow_infinity): Likewise.
8530 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8531 (is_positive_overflow_infinity): Likewise.
8532 (is_overflow_infinity): Likewise.
8533 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8534 vrp_val_is_{min,max}.
8535 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8536 to ranges if possible. Avoid empty ranges.
8538 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8541 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8542 the expression is a function address.
8544 2008-04-01 George Helffrich <george@gcc.gnu.org>
8546 PR fortran/35154, fortran/23057
8547 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8548 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8549 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8550 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8552 (dbxout_syms): Check for COMMON-based symbol and wrap in
8553 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8554 in bracket for efficiency.
8556 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8557 using DW_TAG_common_block + member offset.
8558 (add_pubname_string): New function.
8559 (dw_expand_expr): New function to find block name and offset for
8561 (common_check): New function to check whether symbol in Fortran COMMON.
8562 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8564 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8567 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8569 2008-04-02 Ben Elliston <bje@au.ibm.com>
8571 * config/v850/v850.md (casesi): Remove if (0) code.
8572 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8573 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8575 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8577 * config/i386/i386.md (rex64suffix): New mode attribute.
8578 (floathi<mode>2): Disable expander for SSE math.
8579 (*floathi<mode>2_1): New insn insn_and_split pattern.
8580 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8581 corresponding post-reload splitters.
8582 (*floathi<mode>2_i387): New macroized insn pattern.
8583 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8584 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8585 insn_and_split pattern.
8586 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8587 New macroized instruction patterns and corresponding post-reload
8589 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8590 and corresponding post-reload splitters.
8591 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8592 New macroized instruction patterns.
8593 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8594 macroized instruction patterns and corresponding post-reload splitters.
8595 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8596 corresponding post-reload splitters.
8597 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8598 New macroized instruction patterns.
8599 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8600 corresponding post-reload splitters.
8601 (*floatsi<mode>2_i387): New macroized instruction patterns.
8603 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8605 * config/i386/i386.md (smaxmin): New.
8606 (umaxmin): Likewise.
8607 (maxminiprefix): Likewise.
8608 (maxminfprefix): Likewise.
8609 (<code><mode>3): Likewise.
8610 (smin<mode>3): Removed.
8611 (smax<mode>3): Likewise.
8613 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8614 (mmx_<code>v4hi3): Likewise.
8615 (mmx_<code>v8qi3): Likewise.
8616 (mmx_smaxv2sf3): Removed.
8617 (mmx_sminv2sf3): Likewise.
8618 (mmx_umaxv8qi3): Likewise.
8619 (mmx_smaxv4hi3): Likewise.
8620 (mmx_uminv8qi3): Likewise.
8621 (mmx_sminv4hi3): Likewise.
8623 * config/i386/sse.md (<addsub><mode>3): New.
8624 (*<addsub><mode>3): Likewise.
8625 (<sse>_vm<addsub><mode>3): Likewise.
8626 (<maxmin><mode>3): Likewise.
8627 (*<maxmin><mode>3_finite): Likewise.
8628 (*<maxmin><mode>3): Likewise.
8629 (<sse>_vm<maxmin><mode>3): Likewise.
8630 (sse3_h<addsub>v4sf3): Likewise.
8631 (sse3_h<addsub>v2df3): Likewise.
8632 (<maxmin>v16qi3): Likewise.
8633 (*<maxmin>v16qi3): Likewise.
8634 (<maxmin>v8hi3): Likewise.
8635 (*<maxmin>v8hi3): Likewise.
8636 (*sse4_1_<maxmin><mode>3): Likewise.
8637 (*sse4_1_<maxmin><mode>3): Likewise.
8638 (add<mode>3): Removed.
8639 (*add<mode>3): Likewise.
8640 (<sse>_vmadd<mode>3): Likewise.
8641 (sub<mode>3): Likewise.
8642 (*sub<mode>3): Likewise.
8643 (<sse>_vmsub<mode>3): Likewise.
8644 (smin<mode>3): Likewise.
8645 (*smin<mode>3_finite): Likewise.
8646 (*smin<mode>3): Likewise.
8647 (<sse>_vmsmin<mode>3): Likewise.
8648 (smax<mode>3): Likewise.
8649 (*smax<mode>3_finite): Likewise.
8650 (*smax<mode>3): Likewise.
8651 (<sse>_vmsmax<mode>3): Likewise.
8652 (sse3_haddv4sf3): Likewise.
8653 (sse3_haddv2df3): Likewise.
8654 (sse3_hsubv4sf3): Likewise.
8655 (sse3_hsubv2df3): Likewise.
8656 (umaxv16qi3): Likewise.
8657 (*umaxv16qi3): Likewise.
8658 (smaxv8hi3): Likewise.
8659 (*smaxv8hi3): Likewise.
8660 (*sse4_1_smax<mode>3): Likewise.
8661 (*sse4_1_umax<mode>3): Likewise.
8662 (uminv16qi3): Likewise.
8663 (*uminv16qi3): Likewise.
8664 (sminv8hi3): Likewise.
8665 (*sminv8hi3): Likewise.
8666 (*sse4_1_smin<mode>3): Likewise.
8667 (*sse4_1_umin<mode>3): Likewise.
8669 2008-04-01 Rafael Espindola <espindola@google.com>
8671 * tree-cfg.c (verify_expr): remove in_phi.
8672 (verify_stmt): Don't call walk_tree with verify_expr. Use
8673 is_gimple_min_invariant instead of is_gimple_val.
8675 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8677 * doc/include/gpl_v3.texi: Update for manpage generation.
8678 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8680 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8681 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8682 gpl_v3.texi instead of gpl.texi.
8685 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8688 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8690 2008-04-01 Rafael Espindola <espindola@google.com>
8692 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8693 (extract_code_and_val_from_cond): Use
8694 extract_code_and_val_from_cond_with_ops.
8696 2008-04-01 Jan Hubicka <jh@suse.cz>
8698 * function.c (free_after_compilation): Free epilogue_delay_list.
8699 (prepare_function_start): Assert that previous compilation was freed.
8701 2008-04-01 Jan Hubicka <jh@suse.cz>
8702 Jim Wilson <wilson@tuliptree.org>
8703 Andreas Tobler <andreast@gcc.gnu.org>
8706 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8707 rtl.emit instead cfun->emit.
8708 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8709 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8711 2008-04-01 Ben Elliston <bje@au.ibm.com>
8713 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8715 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8717 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8719 (fprofile-use): Add var flag_profile_use
8720 * coverage.c (coverage_begin_output): Do not open a gcno file for
8721 output only if -ftest-coverage is set.
8722 Do not add getpwd() to gcda file path.
8723 (build_gcov_info): Check the new flag
8724 flag_profile_datafile_relative_path.
8725 (coverage_init): Use profile_data_prefix.
8726 Read profile counter only if flag_profile_use is set.
8727 * opts.c (common_handle_option): New option fprofile-use=,
8728 fprofile-dir=, fprofile-generate=.
8729 * toplev.c (profile_data_prefix): New variable definition.
8730 * toplev.h (profile_data_prefix): New declaration.
8731 * doc/invoke.tex (Option Summary, Optimization Options):
8734 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8736 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8737 use tmp consistently.
8740 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8741 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8742 UNSPEC_FR_RECIP_APPROX_RES.
8743 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8745 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8748 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8750 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8753 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8754 element of the vector via a pointer.
8756 2008-03-31 Ian Lance Taylor <iant@google.com>
8758 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8760 2008-03-31 Jan Hubicka <jh@suse.cz>
8762 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8763 get_arg_pointer_save_area.
8764 * expr.c (init_expr): Just clear out rtl.expr.
8765 * function.c (free_after_compilation): Clear out whole RTL structure.
8766 (get_func_frame_size): Merge into ...
8767 (get_frame_size): ... this one.
8768 (assign_stack_local_1): Merge into ...
8769 (assign_stack_local): ... this one.
8770 (expand_function_end): Update call of get_arg_pointer_save_area.
8771 (get_art_pointer_save_area): Remove cfun argument.
8772 * function.h (emit_status): regno_pointer_align does not need length
8773 attribute. Move x_regno_reg_rtx to ...
8774 (regno_reg_rtx): ... new global array.
8775 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8776 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8777 apply_args_value, forced_labels, stack_pointer_delta):
8779 (struct varasm_status): Move here from varasm.c
8780 (struct rtl_data): New. Move here some fields from struct function.
8781 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8782 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8783 used_temp_slots avail_temp_slots, temp_slot_level,
8784 nonlocal_goto_handler_labels): Update accesstors.
8785 (rtl): New global variable.
8786 (struct function): Move some fileds to rtl_data.
8787 (get_arg_pointer_save_area): Update prototype.
8788 * emit-rtl.c (rtl): Declare.
8789 (regno_reg_rtx): Declare.
8790 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8792 (gen_reg_rtx): Update.
8793 (init_virtual_regs): Do not tate emit_status argument.
8794 (init_emit): Do not allocate emit.
8795 * varasm.c (varasm_statuc): Move to function.h.
8796 (n_deferred_constatns): Update accestor.
8797 (init_varasm_status): Do not allocate varasm_status.
8798 (force_const_mem, get_pool_size, output_constant_pool): Update.
8799 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8800 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8802 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8804 PR rtl-optimization/35729
8805 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8808 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8811 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8812 load/store if memory is unaligned.
8813 (*movti_rex64): Likewise.
8815 * config/i386/predicates.md (misaligned_operand): New.
8817 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8820 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8823 2008-03-31 Jan Beulich <jbeulich@novell.com>
8825 * config/ia64/constraints.md: Add 'j' constraint.
8826 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8827 (movdi_internal): Likewise.
8829 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8832 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8834 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8837 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8838 proper error message for the third argument on blendpd and
8841 * config/i386/sse.md (blendbits): New.
8842 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8844 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8846 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8848 2008-03-30 Richard Guenther <rguenther@suse.de>
8851 * fold-const.c (fold_sign_changed_comparison): Do leave
8852 conversions to base-types alone.
8854 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8856 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8857 the link register if one altivec register is be saved.
8859 2008-03-30 Ben Elliston <bje@au.ibm.com>
8861 * final.c (final_scan_insn): Remove if (0) code.
8863 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8865 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8867 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8869 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8870 of V4SFmode to ix86_binary_operator_ok.
8872 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8874 * config/i386/i386.c (override_options): Initialize
8875 ix86_veclib_handler to ix86_veclibabi_svml when
8876 -mveclibabi=svml is used.
8877 (ix86_veclibabi_svml): New function for SVML ABI style
8878 vectorization support.
8879 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8881 2008-03-28 Rafael Espindola <espindola@google.com>
8883 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8884 (tree_binary_nonnegative_warnv_p): Make it public.
8885 (tree_single_nonnegative_warnv_p): Make it public.
8886 (tree_invalid_nonnegative_warnv_p): Make it public.
8887 (tree_unary_nonzero_warnv_p): Make it public.
8888 (tree_binary_nonzero_warnv_p): Make it public
8889 (tree_single_nonzero_warnv_p): Make it public.
8890 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8891 (extract_range_from_binary_expr): Split the expr argument.
8892 (extract_range_from_unary_expr): Split the expr argument.
8893 (extract_range_from_comparison): Split the expr argument.
8894 (extract_range_from_expr): Use the new aux functions.
8895 (vrp_evaluate_conditional_warnv): Use
8896 vrp_evaluate_conditional_warnv_with_ops.
8897 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8898 (tree_binary_nonzero_warnv_p): Declare.
8899 (tree_single_nonzero_warnv_p): Declare.
8900 (tree_expr_nonzero_warnv_p): Declare.
8901 (tree_unary_nonnegative_warnv_p): Declare.
8902 (tree_binary_nonnegative_warnv_p): Declare.
8903 (tree_single_nonnegative_warnv_p): Declare.
8904 (tree_invalid_nonnegative_warnv_p): Declare.
8906 2008-03-28 Richard Guenther <rguenther@suse.de>
8908 PR tree-optimization/30317
8909 PR tree-optimization/30911
8910 PR tree-optimization/34793
8911 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8912 (struct assert_locus_d): New member EXPR.
8913 (register_new_assert_for): Add EXPR parameter to support
8914 ASSERT_EXPR <name, expr OP limit>.
8915 (register_edge_assert_for_1): Adjust callers.
8916 (find_assert_locations): Likewise.
8917 (process_assert_insertions_for): Build condition from expression.
8918 (extract_range_from_assert): Handle ASSERT_EXPRs
8919 of the form ASSERT_EXPR <name, expr OP limit>.
8920 (register_edge_assert_for_2): New helper registering
8921 asserts for comparisons. Recognize range tests of the form
8922 (unsigned)i - CST1 OP CST2.
8923 (register_edge_assert_for_1): Use it.
8924 (register_edge_assert_for): Likewise.
8925 (needs_overflow_infinity): Integer sub-types
8926 do not need overflow infinities.
8927 (vrp_val_is_max): The extreme values of integer sub-types
8928 are those of the base type.
8929 (vrp_val_is_min): Likewise.
8930 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8933 2008-03-28 Nick Clifton <nickc@redhat.com>
8936 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8937 Return GENERAL_REGS for stack adjustment reloads.
8939 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8942 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8943 const_vector when all the vectors are constant.
8945 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8947 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8949 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8950 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8952 (s<code>_sf): Use new scc_sf attribute for opcode names.
8954 2008-03-27 Tom Tromey <tromey@redhat.com>
8956 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8957 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8958 config/spu/t-spu-elf, config/i386/t-interix,
8959 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8960 config/i386/x-darwin, config/i386/x-mingw32,
8961 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8962 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8963 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8964 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8965 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8966 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8967 config/score/t-score-elf, config/arm/t-strongarm-pe,
8968 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8969 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8970 Revert automatic dependency patch.
8972 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8975 * config/i386/i386.c (ix86_function_arg_boundary): Align
8976 decimal floating point to its natural boundary.
8978 2008-03-27 Richard Guenther <rguenther@suse.de>
8981 * fold-const.c (fold_comparison): Restrict distinct decl
8982 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8983 solely rely on operand_equal_p.
8985 2008-03-27 Richard Guenther <rguenther@suse.de>
8988 * c-common.c (handle_weak_attribute): Reject combination of
8991 2008-03-27 Richard Guenther <rguenther@suse.de>
8993 PR tree-optimization/32810
8994 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8995 conversions from DECL_INITIAL.
8996 (fold_const_aggregate_ref): Likewise from constructor elements.
8998 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9000 * tree-affine.h (aff_combination_expand): Declare.
9001 (get_inner_reference_aff): Likewise.
9002 * tree-affine.c (aff_combination_expand): Split out from
9003 tree_to_aff_combination_expand.
9004 (get_inner_reference_aff): New function.
9005 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9006 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9007 (struct lim_aux_data): sm_done field removed.
9008 (mem_ref_loc_p, mem_ref_locs_p): New types.
9009 (struct mem_ref): Added id, stored, accesses_in_loop,
9010 indep_loop, dep_loop, indep_ref, dep_ref fields.
9011 Removed is_stored, locs and next fields.
9012 (memory_accesses): New variable.
9013 (movement_possibility): Do not allow moving statements
9014 that store to memory.
9015 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9017 (determine_max_movement): For statements with memory references,
9018 find the outermost loop in that the reference is independent.
9019 (move_computations_stmt): Mark the virtual operands for renaming.
9020 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9021 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9022 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9023 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9024 create_vop_ref_mapping, analyze_memory_references,
9025 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9026 get_all_locs_in_loop, ref_always_accessed_p,
9027 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9028 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9029 store_motion_loop, store_motion): New functions.
9030 (struct vop_to_refs_elt): New type.
9031 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9032 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9033 (schedule_sm): Replaced by...
9034 (execute_sm): ... this.
9035 (determine_lsm_ref, hoist_memory_references,
9036 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9037 find_more_ref_vops, free_mem_ref, free_mem_refs,
9038 determine_lsm_loop, determine_lsm): Removed.
9039 (tree_ssa_lim_finalize): Free data structures used by store motion.
9040 (tree_ssa_lim): Call analyze_memory_references. Use
9041 store_motion instead of determine_lsm.
9043 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9045 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9046 rename tmake_file to m68hc11/t-m68hc11.
9047 (mcore): Set inhibit_libc to true.
9048 * config.host (alpha*-dec-*vms*): Set extra_programs.
9049 (interix3*): Don't use host_xmake_file.
9050 * configure.ac: Let config.gcc override inhibit_libc.
9051 * configure: Regenerate.
9053 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9054 * config/t-openbsd-thread: Remove commented out lines.
9056 * config/x-interix: Remove.
9058 * config/m68hc11/t-m68hc11-gas: Rename to...
9059 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9061 * config/mcore/t-mcore: Remove T_CFLAGS.
9062 * config/mcore/t-mcore-pe: Likewise.
9064 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9066 * configure.ac: Replace custom __GNU_SOURCE test with
9067 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9068 * aclocal.m4: Regenerate.
9069 * configure: Regenerate.
9070 * config.in: Regenerate.
9072 2008-03-27 Richard Guenther <rguenther@suse.de>
9074 * fold-const.c (target.h): Include.
9075 (fold_comparison): Fold comparison of addresses of decls
9076 that bind locally or of constants. Consolidate address folding code.
9077 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9078 results from fold_binary_to_constant.
9079 (compare_values_warnv): Likewise.
9081 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9084 * fold-const.c (fold_truthop): Check for integeral types when folding
9085 a == 0 && b == 0 and a != 0 || b != 0 .
9087 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9089 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9091 2008-03-26 Andreas Schwab <schwab@suse.de>
9093 * doc/invoke.texi: Fix use of @item vs. @itemx.
9095 2008-03-26 Tom Tromey <tromey@redhat.com>
9097 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9098 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9099 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9100 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9101 build/genconstants.o, build/genemit.o, build/genextract.o,
9102 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9103 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9106 2008-03-26 Richard Guenther <rguenther@suse.de>
9109 2008-03-26 Richard Guenther <rguenther@suse.de>
9111 * fold-const.c (target.h): Include.
9112 (fold_comparison): Fold comparison of addresses of two decls
9113 that bind locally. Consolidate address folding code.
9115 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9117 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9118 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9119 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9120 dconstsqrt2, dconstthird, dconste and/or dconst10.
9121 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9122 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9123 dconstsqrt2, dconste): Delete.
9124 (init_emit_once): Likewise. Simplify initializing dconstm1.
9126 * real.c (get_real_const): New.
9127 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9128 dconstsqrt2, dconste): Delete.
9129 (real_value_const, get_real_const): New.
9131 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9133 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9135 * config/i386/i386.c (ix86_function_arg_boundary): Check
9136 BIGGEST_ALIGNMENT instead of 128.
9137 (setup_incoming_varargs_64): Likewise.
9139 2008-03-26 Tom Tromey <tromey@redhat.com>
9141 * Makefile.in (DEPFILES): Add missing '/'.
9143 2008-03-26 Richard Guenther <rguenther@suse.de>
9145 * fold-const.c (target.h): Include.
9146 (fold_comparison): Fold comparison of addresses of two decls
9147 that bind locally. Consolidate address folding code.
9149 2008-03-26 Nick Clifton <nickc@redhat.com>
9152 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9153 not allow INT+INT as a legitimate addressing mode.
9155 2008-03-26 Richard Guenther <rguenther@suse.de>
9157 * tree-flow.h (widen_bitfield): Remove declaration.
9158 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9159 (widen_bitfield): Remove function.
9160 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9163 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9166 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9169 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9171 PR rtl-optimization/35232
9172 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9173 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9174 reg_reloaded_call_part_clobbered here.
9175 (reload_regs_reach_end_p): New function.
9176 (reload_reg_rtx_for_input): New variable.
9177 (reload_reg_rtx_for_output): Likewise.
9178 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9179 when reassigning a pseudo register. Load reloadreg from
9180 reload_reg_rtx_for_input, moving the mode and register
9182 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9183 instead of the original when deciding whether an input reload
9184 would be a no-op or whether an output reload can be deleted.
9185 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9186 when setting up new_spill_reg_store. Load it from
9187 reload_reg_rtx_for_output, moving the mode and register
9189 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9190 instead of the original when deciding whether an output reload
9191 would be a no-op. Do the same when modifying insn notes.
9192 Use rtx_equal_p instead of == to compare the registers.
9193 (inherit_piecemeal_p): Take a mode and two register numbers
9195 (emit_reload_insns): Clear new_spill_reg_store for every hard
9196 register in the reload register. Remove spill registers
9197 from reg_reloaded_valid before considering whether to record
9198 inheritance information for them. Use reload_reg_rtx_for_output
9199 instead of reg_rtx when recording output reloads. Use
9200 reload_reg_rtx_for_input instead of reg_rtx when recording
9201 input reloads. Set or clear reg_reloaded_call_part_clobbered
9202 at the same time as setting reg_reloaded_valid.
9203 (delete_output_reload): Add a new_reload_reg parameter and use it
9204 instead of rld[j].reg_rtx.
9205 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9208 2008-03-25 Tom Tromey <tromey@redhat.com>
9210 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9211 (build/genattr.o): Likewise.
9212 (build/genattrtab.o): Likewise.
9213 (build/gencodes.o): Likewise.
9214 (build/genconfig.o): Likewise.
9215 (build/genconstants.o): Likewise.
9216 (build/genemit.o): Likewise.
9217 (build/genextract.o): Likewise.
9218 (build/genflags.o): Likewise.
9220 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9222 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9223 instead of size_int for integer types.
9224 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9225 to match type of MINUS_EXPR.
9227 2008-03-25 Tom Tromey <tromey@redhat.com>
9229 * configure: Rebuilt.
9230 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9233 2008-03-25 Tom Tromey <tromey@redhat.com>
9235 * config/x-solaris (host-solaris.o): Update.
9236 * config/x-linux (host-linux.o): Update.
9237 * config/x-hpux (host-hpux.o): Update.
9238 * config/x-darwin (host-darwin.o): Update.
9239 * config/v850/t-v850e (v850-c.o): Update.
9240 * config/v850/t-v850 (v850-c.o): Update.
9241 * config/t-vxworks (vxworks.o): Update.
9242 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9243 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9244 * config/spu/t-spu-elf (spu-c.o): Update.
9246 * config/sh/t-symbian (sh-c.o): Update.
9247 (symbian.o): Update.
9248 * config/sh/t-sh (sh-c.o): Update.
9249 * config/score/t-score-elf (score7.o, score3.o): Update.
9250 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9251 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9252 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9253 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9255 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9256 * config/m32c/t-m32c (m32c-pragma.o): Update.
9257 * config/ia64/t-ia64 (ia64-c.o): Update.
9258 * config/i386/x-mingw32 (host-mingw32.o): Update.
9259 * config/i386/x-i386 (driver-i386.o): Update.
9260 * config/i386/x-darwin (host-i386-darwin.o): Update.
9261 * config/i386/x-cygwin (host-cygwin.o): Update.
9262 * config/i386/t-nwld (nwld.o): Update.
9263 * config/i386/t-netware (netware.o): Update.
9264 * config/i386/t-interix (winnt.o): Update.
9265 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9266 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9267 msformat-c.o): Update.
9268 * config/bfin/t-bfin-linux (generated_files): Add
9269 linux-sysroot-suffix.h.
9270 * config/arm/t-wince-pe (pe.o): Update.
9271 * config/arm/t-strongarm-pe (pe.o): Update.
9272 * config/arm/t-pe (pe.o): Update.
9273 * config/arm/t-arm (arm-c.o): Update.
9274 * doc/install.texi (Prerequisites): Require make 3.80.
9275 * Makefile.in: Remove .o targets.
9276 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9277 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9278 (simple_generated_h, simple_generated_c): Move earlier.
9279 (generated_files): New variable.
9280 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9281 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9282 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9283 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9284 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9285 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9286 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9287 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9288 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9289 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9290 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9291 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9293 (COMPILE.base, COMPILE): New variables.
9294 (%.o): New pattern rule.
9295 (ALL_HOST_OBJS): New variable.
9296 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9297 (dummy-checksum.o, cc1-checksum.o): Remove.
9298 (DRIVER_SHLIB): New variable.
9299 (DRIVER_DEFINES): Use it.
9300 (gencondmd.c): Move out of build/.
9301 (s-conditions): Update.
9302 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9303 (ALL_BUILD_OBJS): Likewise.
9304 (build/%.o): Use BUILDCOMPILE.
9305 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9306 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9307 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9308 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9309 build/genconfig.o, build/genconstants.o, build/genemit.o,
9310 build/genextract.o, build/genflags.o, build/genmddeps.o,
9311 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9312 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9313 build/gen-protos.o, build/scan.o, build/fix-header.o,
9314 build/scan-decls.o): Simplify.
9315 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9316 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9317 prefix.o, toplev.o): Reduce to variable setting.
9318 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9319 ($(out_object_file), gcc-options.o): New targets.
9320 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9321 * configure: Rebuilt.
9322 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9323 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9325 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9327 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9328 complain when we hit an error, return ERROR_MARK_NODE.
9330 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9332 * config/sh/constraints.md (Pso, Psz): New constraints.
9333 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9334 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9336 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9338 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9339 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9341 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9343 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9344 (prefetch_sh2a): New.
9346 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9347 Naveen.H.S <naveen.hs@kpitcummins.com>
9349 * config/sh/constraints.md (I28): New constraint.
9350 * config/sh/sh.c (broken_move): Add support for movi20s.
9351 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9353 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9354 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9355 Naveen.H.S <naveen.hs@kpitcummins.com>
9357 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9358 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9359 (print_operand): Handle resbank in %@ operand code.
9360 (sh_encode_section_info): New.
9361 (push_regs): Add conditions for resbank.
9362 (sh_expand_epilogue): Likewise.
9363 (sh_insert_attributes): Likewise.
9364 (sh_attribute_table): Likewise.
9365 (sh_handle_resbank_handler_attribute): New.
9366 (sh2a_handle_function_vector_handler_attribute): New.
9367 (sh2a_is_function_vector_call): New.
9368 (sh2a_get_function_vector_number): New.
9369 (sh2a_function_vector_p): New.
9370 (sh_cfun_resbank_handler_p): New.
9371 * config/sh/sh.md (calli): Emit jsr/n if possible.
9372 (calli_tbr_rel): New.
9373 (calli_pcrel): Emit jsr/n if possible.
9374 (return_i): Emit rts/n if possible.
9375 (call_valuei_tbr_rel): New.
9376 (call_valuei_pcrel): Add condition for SH2A target.
9377 (call_value): Likewise.
9378 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9379 (sh2a_get_function_vector_number): Likewise.
9380 (sh2a_is_function_vector_call): Likewise.
9381 * doc/extend.texi: Document TBR relative addressing of SH2A.
9382 (resbank): Add description for SH2A.
9384 2008-03-24 Richard Guenther <rguenther@suse.de>
9387 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9388 pointer assignments change conversions according to middle-end rules.
9389 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9390 * configure.ac: Include type checking in yes.
9391 * configure: Regenerate.
9393 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9395 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9396 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9398 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9400 * gthr-vxworks.h (UNUSED): Define.
9402 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9404 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9406 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9408 * doc/extend.texi (Function Attributes): Add missing comma in the
9409 example of the "alloc_size" attribute.
9411 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9414 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9416 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9419 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9422 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9423 of the underlying type of a MS bitfield layout to the natural
9424 alignment of the type.
9426 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9428 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9429 to their natural alignment to avoid store forwarding stalls.
9431 2008-03-22 Richard Guenther <rguenther@suse.de>
9433 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9434 For PHI nodes verify the address is invariant.
9435 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9436 (get_symbol_constant_value): Use is_gimple_min_invariant.
9437 (maybe_fold_stmt_indirect): Likewise.
9439 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9441 PR rtl-optimization/33927
9442 * Makefile.in (dse.o): Depend on $(TM_P_H).
9443 * expr.h (extract_low_bits): Declare.
9444 * expmed.c (extract_low_bits): New function.
9445 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9446 * dse.c: Include tm_p.h.
9447 (find_shift_sequence): Remove the read_reg argument and return the
9448 read value. Emit the instructions instead of returning them.
9449 Iterate on new_mode rather than calculating it each time.
9450 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9451 source to NEW_MODE and extract_low_bits to convert the shifted
9453 (replace_read): Allow the load and store to have different mode
9454 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9455 or extraction instructions before trying the replacement. Update
9456 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9458 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9460 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9461 to their natural alignment to avoid store forwarding stalls.
9463 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9466 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9467 encouraging but not allowing gprs for input;
9468 change the input constraint to !f#r.
9469 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9471 change the output constraint to !f#r.
9473 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9476 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9477 corresponding post-reload splitters.
9478 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9479 when x87 FP math is selected.
9480 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9481 New function prototype.
9482 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9483 unreachable function to ease macroization of insn patterns.
9485 2008-03-21 Martin Jambor <mjambor@suse.cz>
9487 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9488 reference dumps if ddr is NULL or dependence is unknown.
9490 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9492 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9493 unsigned extension into account.
9494 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9495 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9496 Do computations on a scratch register.
9498 2008-03-21 Richard Guenther <rguenther@suse.de>
9500 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9501 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9502 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9503 * tree-ssa-dom.c (record_equality): Likewise.
9504 * tree-inline.c (copy_body_r): Likewise.
9505 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9508 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9510 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9511 as 'delete_unused' argument.
9513 2008-03-20 Richard Guenther <rguenther@suse.de>
9515 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9516 special casing of constant qualifiers.
9517 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9518 care about them in general.
9519 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9520 regardless of their type.
9521 (fold_stmt_r): Forcefully fold *& if we end up with that.
9523 2008-03-20 Paul Brook <paul@codesourcery.com>
9525 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9526 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9528 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9530 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9531 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9533 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9535 * common.opt (Wmudflap): New option.
9536 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9537 (mx_register_decls): Likewise.
9538 (mudflap_finish_file): Likewise.
9539 * doc/invoke.texi: Document -Wno-mudflap.
9541 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9543 * c-format.c (replace_format_name_to_system_name): New.
9545 (convert_format_name_to_system_name): New.
9546 (decode_format_attr): Add use of convert_format_name_to_system_name.
9547 (format_types_orig): Add gnu_ prefix to names.
9548 (check_format_info_main): Special treating of \0 escaped names for
9549 supporting multi-character format specifiers as I32, I64.
9550 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9551 (gnu_target_overrides_format_attributes): New.
9552 * c-format.h: Add structure target_ovr_attr to hold
9553 system specific formatter names.
9554 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9555 msformat-c.o file to c_target_objs and cxx_target_objs.
9556 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9557 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9558 (TARGET_N_FORMAT_TYPES): New.
9559 * config/i386/msformat-c.c: New.
9560 * config/i386/t-cygming: Add build rule for msformat-c.o.
9561 * doc/extend.texi: Add new format names gnu_* and ms_* and
9563 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9565 2008-03-20 Ira Rosen <irar@il.ibm.com>
9567 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9568 optimizations turned on under -O3.
9569 (ftree-vectorize): Add that the flag is turned on with -O3.
9571 2008-03-20 Ben Elliston <bje@au.ibm.com>
9573 * regmove.c (try_auto_increment): Fix spelling error in comment.
9574 * final.c (final_scan_insn): Likewise.
9576 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9579 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9580 allocator preferences for "y" and "r" class registers.
9581 ("*mov<mode>_internal"): Ditto.
9582 ("*movv2sf_internal_rex64"): Ditto.
9583 ("*movv2sf_internal"): Ditto.
9585 2008-03-19 Michael Matz <matz@suse.de>
9588 * calls.c (expand_call): Check overlap of arguments with call
9589 address for sibcalls.
9591 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9594 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9595 of the underlying type of a MS bitfield layout to the natural
9596 alignment of the type.
9598 2008-03-19 Jan Hubicka <jh@suse.cz>
9601 * toplev.c (decode_d_option): Handle all CPP flags.
9602 * tree-vrp.c: Update tree_pass descriptors.
9603 * regrename.c: Update tree_pass descriptors.
9604 * fwprop.c: Update tree_pass descriptors.
9605 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9606 * tree-into-ssa.c: Update tree_pass descriptors.
9607 * tree-dump.c: Update tree_pass descriptors.
9608 * tree-complex.c: Update tree_pass descriptors.
9609 * tree-dump.h: Update tree_pass descriptors.
9610 * see.c: Update tree_pass descriptors.
9611 * cgraphbuild.c: Update tree_pass descriptors.
9612 * tracer.c: Update tree_pass descriptors.
9613 * tree-loop-distribution.c: Update tree_pass descriptors.
9614 * cgraph.c: Update tree_pass descriptors.
9615 * postreload-gcse.c: Update tree_pass descriptors.
9616 * postreload.c: Update tree_pass descriptors.
9617 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9618 * tree-tailcall.c: Update tree_pass descriptors.
9619 * tree-pass.h (tree_opt_pass): Rename to ...
9620 (opt_pass) ... this one; add "type" field and remove letter field.
9621 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9622 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9623 all_lowering_passes): Update declaration.
9624 * ipa-cp.c: Update tree_pass descriptors.
9625 * final.c: Update tree_pass descriptors.
9626 * omp-low.c: Update tree_pass descriptors.
9627 * tree-ssa-dse.c: Update tree_pass descriptors.
9628 * ipa-reference.c: Update tree_pass descriptors.
9629 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9630 * auto-inc-dec.c: Update tree_pass descriptors.
9631 * reorg.c: Update tree_pass descriptors.
9632 * cgraphunit.c: Update tree_pass descriptors.
9633 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9634 * tree-ssa-ccp.c: Update tree_pass descriptors.
9635 * df-core.c: Update tree_pass descriptors.
9636 * mode-switching.c: Update tree_pass descriptors.
9637 * tree-nomudflap.c: Update tree_pass descriptors.
9638 * modulo-sched.c: Update tree_pass descriptors.
9639 * ipa-pure-const.c: Update tree_pass descriptors.
9640 * cse.c: Update tree_pass descriptors.
9641 * web.c: Update tree_pass descriptors.
9642 * tree-stdarg.c: Update tree_pass descriptors.
9643 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9644 * tree-ssa-dom.c: Update tree_pass descriptors.
9645 * tree-nrv.c: Update tree_pass descriptors.
9646 * tree-ssa-alias.c: Update tree_pass descriptors.
9647 * loop-init.c: Update tree_pass descriptors.
9648 * gimple-low.c: Update tree_pass descriptors.
9649 * ipa-inline.c: Update tree_pass descriptors.
9650 * tree-ssa-sink.c: Update tree_pass descriptors.
9651 * global.c: Update tree_pass descriptors.
9652 * ifcvt.c: Update tree_pass descriptors.
9653 * jump.c: Update tree_pass descriptors.
9654 * predict.c: Update tree_pass descriptors.
9655 * tree-ssa-loop.c: Update tree_pass descriptors.
9656 * recog.c: Update tree_pass descriptors.
9657 * dse.c: Update tree_pass descriptors.
9658 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9659 * tree-eh.c: Update tree_pass descriptors.
9660 * regmove.c: Update tree_pass descriptors.
9662 * function.c: Update tree_pass descriptors.
9663 * tree-vectorizer.c: Update tree_pass descriptors.
9664 * gcse.c: Update tree_pass descriptors.
9665 * ipa-type-escape.c: Update tree_pass descriptors.
9666 * tree-if-conv.c: Update tree_pass descriptors.
9667 * init-regs.c: Update tree_pass descriptors.
9668 * ipa.c: Update tree_pass descriptors.
9669 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9670 * rtl-factoring.c: Update tree_pass descriptors.
9671 * lower-subreg.c: Update tree_pass descriptors.
9672 * bt-load.c: Update tree_pass descriptors.
9673 * tree-dfa.c: Update tree_pass descriptors.
9674 * except.c: Update tree_pass descriptors.
9675 * emit-rtl.c: Update tree_pass descriptors.
9676 * cfgexpand.c: Update tree_pass descriptors.
9677 * tree-cfgcleanup.c: Update tree_pass descriptors.
9678 * cfgcleanup.c: Update tree_pass descriptors.
9679 * tree-ssa-pre.c: Update tree_pass descriptors.
9680 * tree-sra.c: Update tree_pass descriptors.
9681 * tree-mudflap.c: Update tree_pass descriptors.
9682 * tree-ssa-copy.c: Update tree_pass descriptors.
9683 * cfglayout.c: Update tree_pass descriptors.
9684 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9685 * tree-ssa-dce.c: Update tree_pass descriptors.
9686 * tree-ssa.c: Update tree_pass descriptors.
9687 * regclass.c: Update tree_pass descriptors.
9688 * integrate.c: Update tree_pass descriptors.
9689 * tree-optimize.c: Update tree_pass descriptors.
9690 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9691 * tree-object-size.c: Update tree_pass descriptors.
9692 * combine.c: Update tree_pass descriptors.
9693 * tree-outof-ssa.c: Update tree_pass descriptors.
9694 * bb-reorder.c: Update tree_pass descriptors.
9695 * stack-ptr-mod.c: Update tree_pass descriptors.
9696 * var-tracking.c: Update tree_pass descriptors.
9697 * tree-profile.c: Update tree_pass descriptors.
9698 * tree-vect-generic.c: Update tree_pass descriptors.
9699 * reg-stack.c: Update tree_pass descriptors.
9700 * sched-rgn.c: Update tree_pass descriptors.
9701 * tree-ssa-structalias.c: Update tree_pass descriptors.
9702 * tree-cfg.c: Update tree_pass descriptors.
9703 * passes.c (current_pass): Update declaration.
9704 (finish_optimization_passes): Update.
9705 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9706 (register_one_dump_file, register_dump_files_1, next_pass_1):
9708 (init_optimization_passes): Update handling of new types.
9709 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9710 * ipa-struct-reorg.c: Update tree_pass descriptors.
9711 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9712 * combine-stack-adj.c: Update tree_pass descriptors.
9713 * cfgrtl.c: Update tree_pass descriptors.
9714 * dce.c: Update tree_pass descriptors.
9715 * tree-ssanames.c: Update tree_pass descriptors.
9717 2008-03-19 Richard Guenther <rguenther@suse.de>
9720 * tree-ssa.c (walk_data): New structure.
9721 (warn_uninitialized_var): If not always_executed warn with "maybe"
9723 (execute_early_warn_uninitialized): Compute post-dominators.
9724 Initialize always_executed before processing each basic block.
9726 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9729 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9730 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9732 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9734 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9736 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9738 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9740 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9741 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9742 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9743 target after ignore has been set, and move there also the commputation
9744 of subtarget and original_target.
9745 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9746 (LANG_HOOKS_INITIALIZER): Remove it.
9747 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9749 2008-03-18 Richard Guenther <rguenther@suse.de>
9751 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9752 found an expression with constants, note that in the VN for the lhs.
9753 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9754 fold them to constants if possible. Run cleanup_cfg if done so.
9755 (execute_pre): Return todo.
9757 (execute_fre): Likewise.
9758 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9760 (get_prop_source_stmt): Look through pointer conversions.
9762 2008-03-18 Jan Hubicka <jh@suse.cz>
9764 * tree-pretty-print.c: Include predict.h.
9765 (dump_generic_node): Dump predictor.
9766 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9767 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9768 * gimple-low.c (lower_stmt): Likewise.
9769 * expr.c (expand_expr_real): Likewise.
9770 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9772 (build_predict_expr, build_predict_expr): New.
9773 * predict.h (predictor_name, build_predict_expr): Update.
9774 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9775 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9776 * predict.def (PRED_CONTINUE): Update hitrate.
9777 * tree.def (PREDICT_EXPR): Define.
9778 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9779 do not handle BIND_EXPR.
9780 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9781 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9782 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9785 2008-03-18 Michael Matz <matz@suse.de>
9787 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9789 2008-03-18 Richard Guenther <rguenther@suse.de>
9791 * tree-gimple.h (is_gimple_invariant_address): Declare.
9792 (is_gimple_constant): Likewise.
9793 * tree-gimple.c (is_gimple_constant): New function.
9794 (is_gimple_invariant_address): Likewise.
9795 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9796 and is_gimple_invariant_address.
9797 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9799 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9800 an addressable base.
9802 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9805 * gimplify.c (gimplify_expr): Gimplify second operand of
9808 2008-03-17 Richard Guenther <rguenther@suse.de>
9810 PR tree-optimization/19637
9811 * fold-const.c (fold_unary): Remove restrictions of removing
9812 intermediate pointer-conversions (P2)(P1)P0.
9813 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9814 conversion to void pointer.
9815 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9817 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9820 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9821 emulated thread local variables.
9823 2008-03-16 Richard Guenther <rguenther@suse.de>
9826 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9827 expand TREE_INVARIANT operations that are not gimple invariant.
9829 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9831 * doc/extend.texi (Alignment): Say that the ABI controls
9832 the __alignof__ for non-strict-alignment targets rather
9833 than being a recommendation.
9835 2008-03-15 Paul Brook <paul@codesourcery.com>
9837 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9839 (arm_output_fn_unwind): Mark functions that can not be unwound.
9841 2008-03-15 Paul Brook <paul@codesourcery.com>
9843 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9844 extension instructions.
9846 2008-03-15 Richard Guenther <rguenther@suse.de>
9848 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9849 and fold constant aggregate refs.
9850 (fold_const_aggregate_ref): Handle string constants
9851 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9852 (evaluate_stmt): Simplify now that ccp_fold folds constant
9855 2008-03-15 Paul Brook <paul@codesourcery.com>
9857 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9858 (extzv): Use gen_extzv_t2.
9859 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9861 2008-03-15 Richard Guenther <rguenther@suse.de>
9863 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9864 (fold_const_aggregate_ref): Likewise.
9865 (get_value): Return NULL if we don't have any values.
9866 (ccp_finalize): Set const_val to NULL after freeing it.
9867 * tree-flow.h (get_symbol_constant_value): Declare.
9868 (fold_const_aggregate_ref): Likewise.
9869 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9871 2008-03-15 Richard Guenther <rguenther@suse.de>
9874 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9875 to not produce negative array indices if not allowed. Add
9876 parameter to indicate that.
9877 (maybe_fold_offset_to_component_ref): Allow negative array
9878 indices only for the first member of a structure.
9879 (maybe_fold_offset_to_reference): Allow negative array indices.
9880 (maybe_fold_stmt_addition): Likewise.
9882 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9883 Anatoly Sokolov <aesok@post.ru>
9885 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9886 (avr_arch): Add ARCH_AVR6.
9887 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9888 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9889 instead of fixed value 2.
9890 (print_operand_address): Use gs() asm specifier instead of pm().
9891 (avr_assemble_integer): (Ditto.).
9892 (avr_output_addr_vec_elt): (Ditto.).
9893 (print_operand): Handle "!" code.
9894 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9895 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9896 (AVR_HAVE_EIJMP_EICALL): Define.
9897 (AVR_3_BYTE_PC): Redefine.
9898 (AVR_2_BYTE_PC): (Ditto.).
9899 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9900 (LINK_SPEC): Add atmega2560 and atmega2561.
9901 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9903 * config/avr/avr.md (call_insn): Use eicall instead of icall
9904 for 3 byte PC devices.
9905 (call_value_insn): (Ditto.).
9906 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9907 (indirect_jump): Use only for for 2 byte PC devices.
9908 (*tablejump): (Ditto.).
9909 (*indirect_jump_avr6): Add insn.
9910 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9911 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9912 instead of ijmp for 3 byte PC devices.
9913 (__tablejump2__): (Ditto.).
9914 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9915 (MULITLIB_DIRNAMES): (Ditto.).
9916 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9918 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9920 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9921 "sse2_umulsidi3". Use V1DI mode for operand 0.
9922 ("mmx_psadbw"): Use V1DI mode for operand 0.
9923 * config/i386/i386-modes.def (V1SI): New vector mode.
9924 * config/i386/i386.c (struct builtin_description)
9925 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9926 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9927 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9928 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9929 v1di_ftype_v8qi_v8qi type.
9930 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9932 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9933 __builtin_ia32_pmuludq]: Fix the mode of return value.
9935 2008-03-15 Richard Guenther <rguenther@suse.de>
9938 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9941 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9943 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9944 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9945 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9946 unless TARGET_SERIALIZE_VOLATILE is enabled.
9947 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9948 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9949 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9951 2008-03-14 Richard Guenther <rguenther@suse.de>
9953 PR tree-optimization/34172
9954 * tree-flow.h (refs_may_alias_p): Declare.
9955 (get_single_def_stmt): Likewise.
9956 (get_single_def_stmt_from_phi): Likewise.
9957 (get_single_def_stmt_with_phi): Likewise.
9958 * tree-dfa.c (refs_may_alias_p): New function.
9959 (get_single_def_stmt): Likewise.
9960 (get_single_def_stmt_from_phi): Likewise.
9961 (get_single_def_stmt_with_phi): Likewise.
9962 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9963 (vn_reference_lookup_1): New helper function.
9964 (vn_reference_lookup): Walk the virtual use-def chain to
9965 continue searching for a match if the def does not alias the
9966 reference we are looking for.
9968 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9970 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9971 archive and Perzl. Update The Written Word listing.
9973 2008-03-14 Richard Guenther <rguenther@suse.de>
9975 PR tree-optimization/34043
9976 PR tree-optimization/33989
9977 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9979 (bitmap_find_leader): Use extra argument to verify dominance
9980 relationship inside a basic-block.
9981 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9982 (find_leader_in_sets): Adjust.
9983 (create_component_ref_by_pieces): Take extra argument for
9984 dominance check, handle lookup failures.
9985 (find_or_generate_expression): Likewise.
9986 (create_expression_by_pieces): Likewise.
9987 (insert_into_preds_of_block): Adjust.
9988 (create_value_expr_from): If asked for, verify all operands
9989 are in the blocks AVAIL_OUT set.
9990 (make_values_for_stmt): Check for SSA_NAMEs that are life
9991 over an abnormal edge.
9992 (compute_avail): Remove such check.
9993 (do_SCCVN_insertion): New function.
9994 (eliminate): If we do not find a leader suitable for replacement
9995 insert a replacement expression from SCCVN if available.
9996 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9997 (struct vn_ssa_aux): Add needs_insertion flag.
9998 * tree-ssa-sccvn.c (may_insert): New global flag.
9999 (copy_reference_ops_from_ref): Value-number union member access
10000 based on its size, not type and member if insertion is allowed.
10001 (visit_reference_op_load): For a weak match from union type
10002 punning lookup a view-converted value and insert a SSA_NAME
10003 for that value if that is not found.
10004 (visit_use): Make dumps shorter. Do not disallow value numbering
10005 SSA_NAMEs that are life over an abnormal edge to constants.
10006 (free_scc_vn): Release inserted SSA_NAMEs.
10007 (run_scc_vn): New flag to specify whether insertion is allowed.
10008 Process SSA_NAMEs in forward order.
10009 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10010 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10011 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10012 pointer type to/from integral types that do not change the
10013 precision to regular conversions.
10015 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10017 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10018 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10019 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10020 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10021 input arguments and the mode of return value. Built-in functions
10022 that operate on whole 64-bit MMX register now use V1DI mode.
10024 2008-03-13 Alon Dayan <alond@il.ibm.com>
10025 Olga Golovanevsky <olga@il.ibm.com>
10027 PR tree-optimization/35041
10028 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10029 to locate the right position in a statement.
10031 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10035 * config/i386/xmmintrin.h: Change all static inline functions to
10036 extern inline and add __gnu_inline__ attribute.
10037 * config/i386/bmintrin.h: Ditto.
10038 * config/i386/smmintrin.h: Ditto.
10039 * config/i386/tmmintrin.h: Ditto.
10040 * config/i386/mmintrin-common.h: Ditto.
10041 * config/i386/ammintrin.h: Ditto.
10042 * config/i386/emmintrin.h: Ditto.
10043 * config/i386/pmmintrin.h: Ditto.
10044 * config/i386/mmintrin.h: Ditto.
10045 * config/i386/mm3dnow.h: Ditto.
10047 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10049 PR middle-end/35185
10050 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10051 (lower_omp_2): New function.
10052 (lower_omp_1, lower_omp): Rewritten.
10054 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10057 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10058 with the phrase "Microsoft Windows compilers".
10059 (Push/Pop Macro Pragmas): New subsection. Document
10060 #pragma push_macro and pragma pop_macro.
10062 2008-03-12 Paul Brook <paul@codesourcery.com>
10064 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10066 2008-03-12 Paul Brook <paul@codesourcery.com>
10068 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10069 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10070 (thumb2_addsi_shortim): Rename ...
10071 (thumb2_addsi_short): ... to this. Allow register operands.
10072 (thumb2_subsi_short): New pattern.
10073 (thumb2_one_cmplsi2_short,
10074 thumb2_negsi2_short): New patterns and peepholes.
10076 2008-03-12 Paul Brook <paul@codesourcery.com>
10078 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10080 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10082 * config/i386/i386.md (int_cond): New code iterator.
10084 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10085 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10086 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10087 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10088 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10089 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10090 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10091 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10093 2008-03-12 Paul Brook <paul@codesourcery.com>
10095 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10096 instead of {arm,thumb}_compute_save_reg_mask.
10097 (output_return_instruction): Ditto.
10098 (thumb_unexpanded_epilogue): Ditto.
10099 (thumb1_expand_prologue): Ditto.
10100 (thumb1_output_function_prologue): Ditto.
10101 (arm_set_return_address): Ditto.
10102 (thumb_set_return_address): Ditto.
10103 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10104 regs to achieve stack alignment.
10105 (thumb1_compute_save_reg_mask): Fix compiler warning.
10106 (arm_output_epilogue): Use offsets->saved_regs_mask.
10107 Adjust stack pointer by poping call clobered registers.
10108 (arm_expand_prologue): Use offsets->saved_regs_mask.
10109 Adjust stack pointer by pushing extra registers.
10110 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10112 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10115 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10116 conversion to the operands of a multiplication.
10118 2008-03-12 Richard Guenther <rguenther@suse.de>
10120 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10121 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10122 * timevar.def (TV_TREE_PHIPROP): Add.
10123 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10124 pass description. Use TV_TREE_PHIPROP.
10125 * tree-ssa-forwprop.c: Remove phiprop code.
10127 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10129 PR middle-end/35549
10130 * omp-low.c (maybe_lookup_decl): Constify first argument.
10131 (use_pointer_for_field): Change last argument from bool to
10132 omp_context *. Disallow shared copy-in/out in nested
10133 parallel if decl is shared in outer parallel too.
10134 (build_outer_var_ref, scan_sharing_clauses,
10135 lower_rec_input_clauses, lower_copyprivate_clauses,
10136 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10138 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10139 Ira Rosen <irar@il.ibm.com>
10141 * tree-vectorizer.c (free_stmt_vec_info): New function.
10142 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10143 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10144 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10145 * tree-vect-transform.c (vectorizable_conversion): Free
10146 vec_oprnds0 if it was allocated.
10147 (vect_permute_store_chain): Remove unused VECs.
10148 (vectorizable_store): Free VECs that are allocated in the..
10150 (vect_transform_strided_load, vectorizable_load): Likewise.
10151 (vect_remove_stores): Simplify the code.
10152 (vect_transform_loop): Move code to vect_remove_stores().
10153 Call vect_remove_stores() and free_stmt_vec_info().
10155 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10157 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10158 TARGET_HPUX. Revise comment.
10159 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10160 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10161 Use sr4 variant of `be' instruction when not generating PIC code.
10162 (attr_length_call): Adjust for above change.
10164 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10166 * ipa-reference.c (static_execute): Remove module_statics_const and
10167 associated setting code.
10169 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10172 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10173 predicate for operand 1.
10174 (paritysi2_cmp): Use register_operand predicate for operand 2.
10175 Use earlyclobber modifier for operand 1. Remove support for
10177 (paritydi2_cmp): Use register_operand predicate for operand 3.
10178 Use earlyclobber modifier for operand 1. Remove support for
10181 2008-03-11 Paul Brook <paul@codesourcery.com>
10182 Vladimir Prus <vladimir@codesourcery.com>
10184 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10185 (arm_compute_save_reg0_reg12_mask): Always
10186 check if register 11 must be saved. Always safe hard frame pointer
10187 when frame_pointer_needeed.
10188 (arm_compute_save_reg_mask): Save IP and PC
10189 only with apcs frames.
10190 (arm_output_epilogue): Adjust Thumb2 codepath to
10191 be also invoked and work for ARM non-apcs frames.
10192 (arm_expand_prologue): Don't bother saving IP
10193 for non-apcs frame, since it's not clobbered by
10194 prologue code. Implement non-apcs frame
10197 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10199 PR rtl-optimization/35281
10200 * expr.c (convert_move): Use a new pseudo for the intermediate
10201 from_mode->word_mode result.
10203 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10205 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10206 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10207 * toplev.c (compile_file): Don't call it.
10209 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10211 PR middle-end/35526
10212 * expr.c (store_expr): Call emit_block_move if the mode
10213 of "temp" RTX is BLKmode.
10215 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10216 Richard Guenther <rguenther@suse.de>
10218 PR tree-optimization/31358
10219 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10220 the step with a NULL_TREE.
10221 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10222 to sizetype if type is a pointer type.
10223 (add_candidate_1): Don't convert the base and step to
10224 the generic type if the orginal type is a pointer type.
10225 (add_iv_value_candidates): Use sizetype for the step
10226 if type is a pointer type.
10227 (cand_value_at): Likewise.
10228 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10230 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10231 Don't convert the tem affine to the type.
10232 (add_elt_to_tree): Use sizetype for the step if a pointer.
10233 Use POINTER_PLUS_EXPR for pointers.
10234 (aff_combination_to_tree): Use sizetype for the step if a
10237 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10239 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10240 Remove commutativity hint.
10242 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10246 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10247 errorneous type. Check that v is a VAR_DECL.
10249 PR middle-end/35099
10250 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10252 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10254 PR tree-optimization/35494
10255 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10256 may be overriden at link and run time.
10258 2008-03-10 Richard Guenther <rguenther@suse.de>
10260 PR tree-optimization/34677
10261 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10262 (poolify_tree): Likewise.
10263 (modify_expr_template): Likewise.
10264 (poolify_modify_stmt): Likewise.
10265 (insert_fake_stores): Handle all component-ref style stores
10266 in addition to INDIRECT_REF. Also handle complex types.
10267 Do not poolify the inserted load.
10268 (realify_fake_stores): Do not rebuild the tree but only
10269 make it a SSA_NAME copy.
10270 (init_pre): Remove initialzation of modify_expr_template.
10271 Do not allocate modify_expr_node_pool.
10272 (fini_pre): Do not free modify_expr_node_pool.
10274 2008-03-10 Paul Brook <paul@codesourcery.com>
10276 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10277 to avoid conflicts.
10279 2008-03-10 Paul Brook <paul@codesourcery.com>
10280 Mark Shinwell <shinwell@codesourcery.com>
10282 * config/arm/cortex-r4.md: New.
10283 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10285 * config/arm/arm.md: Include cortex-r4.md.
10286 (insn): Add smmls, sdiv and udiv values.
10287 (generic_sched): Don't use generic scheduling for Cortex-R4.
10288 (arm_issue_rate): New function.
10289 (TARGET_SCHED_ISSUE_RATE): Define.
10291 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10293 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10295 2008-03-10 Richard Guenther <rguenther@suse.de>
10297 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10298 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10300 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10302 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10303 Set default to true.
10305 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10307 * c.opt (Wsynth): Deprecate.
10308 * doc/invoke.texi (Option Summary, Warning Options): Document
10309 -Wno-format-contains-nul.
10311 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10314 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10315 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10317 2008-03-09 Ira Rosen <irar@il.ibm.com>
10319 * config/rs6000/rs6000.c (builtin_description): Rename vector
10320 left shift operations.
10321 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10322 (altivec_vsl<VI_char>): Rename to ...
10323 (ashl<mode>3): ... new name.
10324 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10326 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10328 2008-03-08 Richard Guenther <rguenther@suse.de>
10330 * coverage.h (tree_coverage_counter_addr): Declare.
10331 * coverage.c (tree_coverage_counter_addr): New function.
10332 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10333 before using again.
10334 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10335 (tree_gen_one_value_profiler): Likewise.
10336 (tree_gen_ic_profiler): Likewise.
10337 (tree_gen_average_profiler): Likewise.
10338 (tree_gen_ior_profiler): Likewise.
10340 2008-03-08 Richard Guenther <rguenther@suse.de>
10342 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10343 (vn_binary_op_insert): Likewise.
10344 (vn_unary_op_lookup): Likewise.
10345 (vn_unary_op_insert): Likewise.
10346 (vn_nary_op_lookup): Declare.
10347 (vn_nary_op_insert): Likewise.
10348 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10349 and binary hashes, use a single obstack for unary_op_pool
10350 and binary_op_pool.
10351 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10352 a single struct vn_nary_op_s. Store tree code length and
10353 a variable number of operands.
10354 (struct vn_reference_op_struct): Remove unused op2.
10355 (vn_reference_op_eq): Do not compare op2.
10356 (vn_reference_op_compute_hash): Do not compute hash of op2.
10357 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10358 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10359 with vn_nary_op_compute_hash.
10360 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10361 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10363 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10365 (visit_unary_op): Call nary functions.
10366 (visit_binary_op): Likewise.
10367 (process_scc): Adjust for struct vn_tables_s changes.
10368 (allocate_vn_table): Likewise.
10369 (free_vn_table): Likewise.
10370 * tree-vn.c (vn_add): Call nary functions.
10371 (vn_lookup): Likewise.
10373 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10376 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10377 wdst back after sync_compare_and_swapqhi_internal.
10379 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10382 * config/i386/i386-modes.def (V1DI): New vector mode.
10383 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10384 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10385 (MMXMODE248): Ditto.
10386 (MMXMODE): Add V1DI mode.
10387 (mmxvecsize): Change DI mode to V1DI mode.
10388 ("mov<mode>): Use MMXMODEI8 mode iterator.
10389 ("*mov<mode>_internal_rex64"): Ditto.
10390 ("*mov<mode>_internal"): Ditto.
10391 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10392 ("mmx_sub<mode>3"): Ditto.
10393 ("mmx_adddi3"): Remove insn pattern.
10394 ("mmx_subdi3"): Ditto.
10395 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10396 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10397 ("mmx_ashl<mode>3"): Ditto.
10398 ("mmx_lshrdi3"): Remove insn pattern.
10399 ("mmx_ashldi3"): Ditto.
10400 * config/i386/i386.c (classify_argument): Handle V1DImode.
10401 (function_arg_advance_32): Ditto.
10402 (function_arg_32): Ditto.
10403 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10404 mmx_addv1di3 insn pattern.
10405 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10406 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10407 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10408 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10409 Remove definitions of built-in functions.
10410 (V1DI_type_node): New node.
10411 (v1di_ftype_v1di_int): Ditto.
10412 (v1di_ftype_v1di_v1di): Ditto.
10413 (v2si_ftype_v2si_si): Ditto.
10414 (v4hi_ftype_v4hi_di): Remove node.
10415 (v2si_ftype_v2si_di): Ditto.
10416 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10417 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10418 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10419 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10420 Add new builtins using def_builtin_const.
10421 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10422 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10423 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10424 * config/i386/mmintrin.h (__v1di): New typedef.
10425 (_mm_add_si64): Cast arguments to __v1di type.
10426 (_mm_sub_si64): Ditto.
10427 (_mm_sll_pi16): Cast __count to __v4hi type.
10428 (_mm_sll_pi32): Cast __count to __v2si type.
10429 (_mm_sll_si64): Cast arguments to __v1di type.
10430 (_mm_srl_pi16): Cast __count to __v4hi type.
10431 (_mm_srl_pi32): Cast __count to __v2si type.
10432 (_mm_srl_si64): Cast arguments to __v1di type.
10433 (_mm_sra_pi16): Cast __count to __v4hi type.
10434 (_mm_sra_pi32): Cast __count to __v2si type.
10435 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10436 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10437 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10438 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10439 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10440 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10441 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10442 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10443 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10444 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10445 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10446 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10448 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10450 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10452 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10455 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10456 reg+const addressing for Altivec modes. Don't generate reg+reg
10457 addressing for TFmode or TDmode quantities.
10459 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10461 * c-common.c (vector_types_convertible_p): Call langhook
10462 instead of comptypes.
10464 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10467 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10468 integral and scalar float variables which have a
10471 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10473 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10474 dwarf_register_span hook when emitting unwind information for
10475 register-to-memory saves.
10476 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10477 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10479 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10481 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10482 for the same VAR_DECL.
10484 2008-03-06 Tom Tromey <tromey@redhat.com>
10486 * treelang: Delete.
10487 * doc/standards.texi (Standards): Don't mention treelang.
10488 * doc/invoke.texi (Overall Options): Don't mention treelang.
10489 * doc/install.texi (Prerequisites): Don't mention bison or
10491 (Configuration): Don't mention treelang.
10492 (Building): Likewise.
10493 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10495 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10497 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10498 word-extractions out of a multi-word object.
10500 2008-03-06 Richard Guenther <rguenther@suse.de>
10502 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10503 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10504 result type and precision.
10505 * expr.c (get_inner_reference): Set unsignedp based on the result
10506 type of BIT_FIELD_REF.
10507 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10508 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10509 (try_instantiate_multiple_fields): Likewise. Use the correct type
10511 (sra_build_assignment): Likewise.
10512 (sra_build_elt_assignment): Likewise.
10513 (sra_explode_bitfield_assignment): Likewise.
10514 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10515 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10516 set BIT_FIELD_REF_UNSIGNED.
10517 (vectorizable_load): Likewise.
10519 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10521 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10524 2008-03-06 Richard Guenther <rguenther@suse.de>
10526 * alias.c (struct alias_set_entry): Move has_zero_child field
10527 to pack with alias_set.
10529 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10531 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10534 2008-03-05 Ian Lance Taylor <iant@google.com>
10536 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10538 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10540 * fwprop.c (update_df): Support width and offset parameters of
10542 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10543 global_conflicts): Change DF_REF_EXTRACT to either
10544 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10545 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10546 * df-scan.c (df_ref_record, df_defs_record,
10547 df_ref_create_structure, df_def_record_1, df_uses_record,
10548 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10549 df_bb_refs_collect, df_entry_block_defs_collect,
10550 df_exit_block_uses_collect): Support new width and offset fields.
10551 (ref_extract_pool): New storage pool.
10552 (df_free_ref): New function.
10553 (df_reg_chain_unlink, df_free_collection_rec,
10554 df_sort_and_compress_refs): Call df_free_ref.
10555 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10557 (df_ref_create_structure): Allocate df_ref_extract if offset and
10558 width fields are used.
10559 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10560 (df_uses_record): Get offset and width from ZERO_EXTRACT
10562 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10563 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10564 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10565 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10566 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10567 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10568 (df_ref_extract): New structure.
10569 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10570 (df_ref_create): Add width and offset parameters.
10572 2008-03-05 Richard Guenther <rguenther@suse.de>
10574 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10575 Use ranges_overlap_p.
10576 (offset_overlaps_with_access): Rename
10577 to ranges_overlap_p and move ...
10578 * tree-flow-inline.h (ranges_overlap_p): ... here.
10580 * tree.h (get_inner_reference, handled_component_p): Update
10583 * tree.h (record_component_aliases, get_alias_set,
10584 alias_sets_conflict_p, alias_sets_must_conflict_p,
10585 objects_must_conflict_p): Move declarations ...
10586 * alias.h (record_component_aliases, get_alias_set,
10587 alias_sets_conflict_p, alias_sets_must_conflict_p,
10588 objects_must_conflict_p): ... here.
10589 Include coretypes.h.
10590 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10592 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10594 * cfg.c: Include tree-flow.h.
10595 (remove_edge_raw): Call redirect_edge_var_map_clear.
10596 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10597 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10598 (redirect_edge_var_map_result): New.
10599 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10600 PENDING_STMT use with redirect_edge_var_map_*.
10601 * tree-ssa.c (edge_var_maps): New definition.
10602 (redirect_edge_var_map_add): New.
10603 (redirect_edge_var_map_clear): New.
10604 (redirect_edge_var_map_dup): New.
10605 (redirect_edge_var_map_vector): New.
10606 (redirect_edge_var_map_destroy): New.
10607 (ssa_redirect_edge): Replace PENDING_STMT use with
10608 redirect_edge_var_map_*.
10609 (flush_pending_stmts): Same.
10610 (delete_tree_ssa): Destroy edge var map.
10611 * tree-flow.h (struct _edge_var_map): New.
10612 Define edge_var_map vector type.
10613 Declare redirect_edge_var_map_* prototypes.
10614 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10615 * tree-cfg.c (reinstall_phi_args): Replace
10616 PENDING_STMT use with redirect_edge_var_map_*.
10618 2008-03-05 Richard Guenther <rguenther@suse.de>
10620 PR tree-optimization/35472
10621 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10622 whose single use_stmt has a overlapping set of loaded and
10623 stored symbols as that use_stmt might be a noop assignment then.
10625 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10627 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10629 2008-03-05 Richard Guenther <rguenther@suse.de>
10632 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10633 should be constants.
10634 * tree-cfg.c (verify_expr): Verify it.
10635 * fold-const.c (fold_truthop): Remove code generating
10636 BIT_FIELD_REFs of structure bases.
10637 (fold_binary): Likewise.
10638 (fold_ternary): Position and size of BIT_FIELD_REFs are
10639 always host integers.
10640 (make_bit_field_ref): Remove.
10641 (optimize_bit_field_compare): Remove.
10642 (all_ones_mask_p): Remove.
10644 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10647 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10648 (split_block_and_df_analyze): New. Split basic block and rebuild
10650 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10652 (split_pattern_seq): Likewise.
10653 (erase_matching_seqs): Likewise.
10654 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10656 2008-03-04 Geoff Keating <geoffk@apple.com>
10658 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10659 declaration and code.
10660 (tree_invalid_nonnegative_warnv_p): Likewise.
10662 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10664 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10665 examples. Truncate option-names then causing overfull hbox.
10667 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10670 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10672 * configure: Rebuilt.
10674 2008-03-04 Rafael Espindola <espindola@google.com>
10676 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10677 (tree_unary_nonnegative_warnv_p): New.
10678 (tree_binary_nonnegative_warnv_p): New.
10679 (tree_single_nonnegative_warnv_p): New.
10680 (tree_invalid_nonnegative_warnv_p): New.
10681 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10683 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10686 * opts.c (handle_option): Postpone 'unknown option' errors only for
10689 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10692 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10695 2008-03-04 Rafael Espindola <espindola@google.com>
10697 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10698 (tree_binary_nonzero_warnv_p): New.
10699 (tree_single_nonzero_warnv_p): New.
10700 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10702 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10704 PR middle-end/35456
10705 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10706 transformations for modes that have signed zeros.
10707 * ifcvt.c (noce_try_abs): Ditto.
10709 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10711 * config/i386/i386.c (override_options): Force
10712 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10714 2008-03-04 Jan Hubicka <jh@suse.cz>
10717 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10720 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10722 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10723 label to probe the stack.
10725 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10727 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10728 (__gthr_win32_mutex_destroy): Declare.
10729 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10730 __gthr_win32_mutex_destroy.
10731 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10733 2008-03-03 Jan Hubicka <jh@suse.cz>
10736 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10737 aggressive on inlining cold calls.
10739 2008-03-03 Richard Guenther <rguenther@suse.de>
10741 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10742 struct copies into the expression table.
10743 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10744 (try_to_simplify): Likewise.
10745 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10746 integral and pointer arguments which do not change the
10747 precision to NOP_EXPRs.
10748 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10749 VIEW_CONVERT_EXPR case.
10751 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10753 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10754 defined in a loop at depth 0 is invariant.
10755 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10756 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10757 be called at loop depth 0.
10759 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10762 * gcc.c (process_command): Update copyright notice dates.
10763 * gcov.c (print_version): Likewise.
10764 * gcov-dump.c (print_version): Likewise.
10765 * mips-tfile.c (main): Likewise.
10766 * mips-tdump.c (main): Likewise.
10768 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10771 * c-common.c (flag_permissive): Delete.
10772 (constant_expression_warnings): Check flags first.
10773 (constant_expression_error): New.
10774 * c-common.h (flag_permissive): Delete.
10775 (constant_expression_error): Declare.
10776 * flags.h (flag_permissive): Declare. Update description.
10777 * diagnostic.c (pedwarn): Update.
10779 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10780 (permissive_error_kind): New.
10781 * toplev.c (flag_permissive): Define. Update description.
10782 * toplev.h (permissive_error_kind): Declare.
10783 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10784 (pedwarn_c90): Use pedantic_warning_kind.
10785 * c-opts.c (c_common_post_options): flag_permissive does not affect
10786 flag_pedantic_errors.
10788 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10790 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10791 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10792 __absvsi2, __absvDI2): Use unsigned arithmetic.
10794 2008-03-02 Andi Kleen <ak@suse.de>
10795 Richard Guenther <rguenther@suse.de>
10797 * struct-equiv.c: Remove file.
10798 * cfg_cleanup.c (condjump_equiv_p): Remove.
10799 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10800 (struct-equiv.o): Remove rule.
10801 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10802 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10803 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10805 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10807 * ifcvt.c (noce_process_if_block): Try to handle only the then
10808 block if the else block exists but isn't suitable.
10810 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10813 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10814 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10815 regression from previous patch.
10817 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10820 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10822 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10823 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10824 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10825 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10826 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10827 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10828 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10829 (__gthread_mutex_destroy_function): Rename to
10830 __gthread_mutex_destroy.
10831 * gthr-dce.h (__gthread_mutex_destroy): Call
10832 pthread_mutex_destroy.
10833 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10834 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10835 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10837 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10839 * df-scan.c (df_ref_chain_change_bb): Simplify.
10840 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10841 set_block_for_insn if there's any change.
10842 * df.h ((df_insn_change_bb): Fix prototype.
10843 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10844 df_insn_change_bb, don't call set_block_for_insn.
10845 * emit-rtl.c (reorder_insns): Likewise.
10846 * haifa-sched.c (move_insn): Likewise.
10848 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10850 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10852 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10854 * tree-flow-inline.h (next_readonly_imm_use): Return
10855 NULL_USE_OPERAND_P after the end.
10857 2008-03-01 Richard Guenther <rguenther@suse.de>
10859 PR tree-optimization/35411
10860 * tree-sra.c (sra_build_assignment): Split conversion to
10861 final type to a separate statement if we are not assigning
10864 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10866 * fold-const.c (fold_convertible_p): Correct the logic to follow
10867 that in fold_convert().
10869 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10872 * tree-inline.c (build_duplicate_type): When we make a
10873 duplicate type, make it unique in the canonical types system.
10875 2008-02-29 Tom Tromey <tromey@redhat.com>
10877 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10878 input_file_stack_history, input_file_stack_restored): Remove.
10879 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10880 * input.h (struct file_stack): Remove.
10881 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10882 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10884 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10886 (diagnostic_last_module_changed): Add 'map' argument.
10887 (diagnostic_set_last_function): Likewise.
10888 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10889 line map, not input_file_stack.
10890 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10892 2008-02-29 Paul Brook <paul@codesourcery.com>
10894 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10896 2008-02-29 Paul Brook <paul@codesourcery.com>
10898 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10900 2008-02-29 Richard Guenther <rguenther@suse.de>
10902 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10904 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10905 value for comparing for a store match.
10906 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10907 (try_to_simplify): Do not do a full-blown reference lookup.
10909 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10911 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10912 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10914 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10916 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10918 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10919 strides against cache sizes.
10921 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10923 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10926 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10928 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10929 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10930 is smaller than the original promoted value.
10931 (simplify_subreg): If OP is a SUBREG, try to preserve its
10932 SUBREG_PROMOTED_VAR_P information.
10934 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10936 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10937 (VN_INFO_GET): Allocate new objects on the obstack.
10938 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10939 for rpo_numbers_temp, for consistency.
10940 (free_scc_vn): Free the obstack.
10942 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10944 * doc/invoke.texi: Document -ftree-loop-distribution.
10945 * tree-loop-distribution.c: New.
10946 * tree-pass.h (pass_loop_distribution): New.
10947 * graphds.h (struct graph): Add htab_t indices.
10948 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10949 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10950 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10951 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10952 * tree-data-ref.c (debug_data_dependence_relations): New.
10953 (dump_data_dependence_relation): Also print data references.
10954 (free_data_ref): Extern.
10955 (same_access_functions): Moved...
10956 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10957 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10958 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10959 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10960 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10961 (stmts_from_loop): Skip LABEL_EXPR.
10962 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10964 (build_rdg): Initialize rdg->indices htab.
10965 (free_rdg, stores_from_loop, ref_base_address,
10966 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10967 have_similar_memory_accesses_1, ref_base_address_1,
10968 remove_similar_memory_refs): New.
10969 * tree-data-ref.h: Depend on tree-chrec.h.
10970 (debug_data_dependence_relations, free_data_ref): Declared.
10971 (same_access_functions): ... here.
10972 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10974 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10975 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10976 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10977 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10978 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10979 rdg_vertex_for_stmt): Declared.
10980 (struct rdg_edge): Add level.
10982 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10983 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10985 (rdg_has_similar_memory_accesses): New.
10986 * tree-vect-analyze.c: Remove unused static decls.
10987 * lambda.h (dependence_level): New.
10988 * common.opt (ftree-loop-distribution): New.
10989 * tree-flow.h (mark_virtual_ops_in_bb,
10990 slpeel_tree_duplicate_loop_to_edge_cfg,
10991 rename_variables_in_loop): Declared.
10992 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10993 (OBJS-common): Add tree-loop-distribution.o.
10994 (tree-loop-distribution.o): New rule.
10995 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10996 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10997 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10999 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11002 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11003 other than structures and unions.
11005 2008-02-28 Richard Guenther <rguenther@suse.de>
11008 2008-02-26 Richard Guenther <rguenther@suse.de>
11010 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11011 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11012 (lookup_decl_from_uid): Declare.
11013 (remove_decl_from_map): Likewise.
11014 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11015 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11016 (decl_for_uid_map): New global hashtable mapping DECL_UID
11018 (init_ttree): Allocate it.
11019 (insert_decl_to_uid_decl_map): New helper function.
11020 (make_node_stat): Insert new decls into the map.
11021 (copy_node_stat): Likewise.
11022 (lookup_decl_from_uid): New function.
11023 (remove_decl_from_map): Likewise.
11024 (print_decl_for_uid_map_statistics): New helper.
11025 (dump_tree_statistics): Call it.
11027 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11028 (referenced_var_iterator): Adjust.
11029 (FOR_EACH_REFERENCED_VAR): Adjust.
11030 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11031 (num_referenced_vars): Adjust.
11032 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11033 (first_referenced_var): Remove.
11034 (end_referenced_vars_p): Likewise.
11035 (next_referenced_var): Likewise.
11036 (referenced_var_iterator_set): New helper function.
11037 * tree-dfa.c (referenced_var_lookup): Adjust.
11038 (referenced_var_check_and_insert): Likewise.
11039 (remove_referenced_var): Likewise.
11040 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11041 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11042 (verify_call_clobbering): Likewise.
11043 (verify_memory_partitions): Likewise.
11044 (init_tree_ssa): Allocate bitmap instead of hashtable for
11046 (delete_tree_ssa): Adjust.
11047 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11048 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11049 (compute_tag_properties): Likewise.
11050 (set_initial_properties): Likewise.
11051 (find_partition_for): Likewise.
11052 (update_reference_counts): Likewise.
11053 (dump_may_aliases_for): Likewise.
11054 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11055 (add_call_clobber_ops): Likewise.
11056 (add_call_read_ops): Likewise.
11057 (get_asm_expr_operands): Likewise.
11058 * tree-into-ssa.c (dump_decl_set): Likewise.
11059 (update_ssa): Likewise.
11060 * tree-sra.c (scan_function): Likewise.
11061 (decide_instantiations): Likewise.
11062 (scalarize_parms): Likewise.
11063 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11064 (dsa_named_for): Likewise.
11065 * tree-ssa-structalias.c (update_alias_info): Likewise.
11066 (merge_smts_into): Likewise.
11068 2008-02-27 David Daney <ddaney@avtrex.com>
11071 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11072 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11073 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11074 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11075 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11077 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11080 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11081 (BUILT_IN_NEXTTOWARD): Remove.
11082 (BUILT_IN_NEXTTOWARDF): Ditto.
11083 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11084 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11086 2008-02-27 Tom Tromey <tromey@redhat.com>
11088 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11089 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11091 2008-02-27 Jan Beulich <jbeulich@novell.com>
11093 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11094 update the respective field on newdecl.
11096 2008-02-27 Revital Eres <eres@il.ibm.com>
11098 PR rtl-optimization/34999
11099 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11100 crossing edges that ends with a call insn.
11101 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11102 call insn and clear the EDGE_CROSSING flag of the crossing edge
11103 when fixing fallthru edges.
11105 2008-02-27 Richard Guenther <rguenther@suse.de>
11107 PR middle-end/35390
11108 * fold-const.c (fold_unary): Return the correct argument,
11109 converted to the result type.
11111 2008-02-27 Richard Guenther <rguenther@suse.de>
11113 PR middle-end/34971
11114 * expr.c (expand_expr_real_1): Assert on rotates that operate
11116 * fold-const.c (fold_binary): Use the types precision, not the
11117 bitsize of the mode if folding rotate expressions. Build rotates
11118 only for full modes.
11120 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11122 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11123 and CPP_PRAGMA_EOL.
11124 * c-pragma.c (pragma_ns_name): New typedef.
11125 (registered_pp_pragmas): New variable.
11126 (c_pp_lookup_pragma): New function.
11127 (c_register_pragma_1): If flag_preprocess_only, do nothing
11128 for non-expanded pragmas, for expanded ones push pragma's
11129 namespace and name into registered_pp_pragmas vector.
11130 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11131 flag_preprocess_only, don't register GCC pch_preprocess
11132 pragma if flag_preprocess_only.
11133 * c-opts.c (c_common_init): Call init_pragma even if
11134 flag_preprocess_only.
11135 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11136 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11137 cpp_register_pragma if flag_preprocess_only.
11139 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11142 * c-parser.c (c_parser_translation_unit): Warn for empty
11143 translation unit, not empty source file.
11145 2008-02-26 Paul Brook <paul@codesourcery.com>
11147 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11148 operand for Thumb-2.
11149 * config/arm/arm.h (reg_class): Add CORE_REGS.
11150 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11151 (BASE_REG_CLASS): Use CORE_REGS.
11152 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11153 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11154 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11155 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11156 ARM_REGNO_OK_FOR_INDEX_P.
11157 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11158 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11159 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11160 (ldm/stm peepholes): Ditto.
11161 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11162 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11163 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11164 * config/arm/constraints.md: Enable "k" constraint on ARM.
11166 2008-02-27 Ben Elliston <bje@au.ibm.com>
11168 * config/rs6000/rs6000.c: Annotate cache line size field in all
11169 instances of struct processor_costs.
11171 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11173 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11174 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11175 jump_bypass): New counters.
11176 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11177 * dce.c (gate_ud_dce): Same.
11178 (gate_fast_dce): Same.
11179 * dse.c (gate_dse1): New function.
11180 (gate_dse2): New function.
11181 (gate_dse): Merge results of new gate functions.
11182 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11183 (gate_handle_jump_bypass): Add dbg_cnt.
11184 (gate_handle_gcse): Add dbg_cnt.
11185 * ifcvt.c (gate_handle_if_conversion): Same.
11186 (gate_handle_if_after_combine): Same.
11187 (gate_handle_if_after_reload): Same.
11188 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11190 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11192 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11194 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11196 2008-02-26 Jason Merrill <jason@redhat.com>
11199 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11200 alone if it's the naming decl for the type's main variant.
11202 2008-02-26 Tom Tromey <tromey@redhat.com>
11204 * system.h (USE_MAPPED_LOCATION): Poison.
11205 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11206 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11207 (make_goto_expr_edges): Likewise.
11208 (remove_bb): Likewise.
11209 (execute_warn_function_return): Likewise.
11210 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11212 * c-common.c (fname_decl): Remove old location code.
11213 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11215 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11217 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11218 (gen_rtx_ASM_INPUT): Likewise.
11219 (gen_rtx_ASM_INPUT_loc): Likewise.
11220 (get_rtx_asm_OPERANDS): Remove.
11221 * cfglayout.c (insn_locators_alloc): Remove old location code.
11222 (set_curr_insn_source_location): Likewise.
11223 (curr_insn_locator): Likewise.
11224 * print-tree.c (print_node): Remove old location code.
11225 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11226 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11227 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11228 location_from_locus.
11229 (construct_exit_block): Remove old location code.
11230 * emit-rtl.c (force_next_line_note): Remove old location code.
11231 * profile.c (branch_prob): Remove old location code.
11232 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11233 LOC_LINE): Remove old-location variants.
11234 * langhooks.c (lhd_print_error_function): Remove old location
11236 * configure, config.in: Rebuilt.
11237 * configure.ac (--enable-mapped-location): Remove.
11238 * c-decl.c (c_init_decl_processing): Remove old location code.
11239 (finish_function): Likewise.
11240 * recog.c (decode_asm_operands): Remove old location code.
11241 * c-pch.c (c_common_read_pch): Remove old location code.
11242 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11244 * gimple-low.c (lower_function_body): Remove old location code.
11245 * toplev.c (unknown_location): Remove.
11246 (push_srcloc): Remove old-location variant.
11247 (process_options): Remove old location code.
11248 (lang_dependent_init): Likewise.
11249 * input.h (UNKNOWN_LOCATION): Move definition.
11250 (location_t): Undeprecate.
11251 (source_locus): Remove.
11252 (location_from_locus): Remove.
11253 (struct location_s): Remove.
11254 Remove all old-location code.
11255 (input_line, input_filename): Remove.
11256 * final.c (final_scan_insn): Remove old location code.
11257 * diagnostic.c (diagnostic_build_prefix): Remove
11258 USE_MAPPED_LOCATION test.
11259 * tree.h (gimple_stmt) <locus>: Now a location_t.
11260 (tree_exp) <locus>: Likewise.
11261 (DECL_IS_BUILTIN): Remove old-location variant.
11262 (annotate_with_file_line, annotate_with_locus): Likewise.
11263 (expr_locus, set_expr_locus): Update.
11264 * tree.c (build1_stat): Remove old location code.
11265 (last_annotated_node): Remove.
11266 (annotate_with_file_line): Remove old-location variant.
11267 (annotate_with_locus): Likewise.
11268 (expr_location): Remove old location code.
11269 (set_expr_location): Likewise.
11270 (expr_has_location): Likewise.
11271 (expr_locus): Likewise.
11272 (set_expr_locus): Likewise.
11273 (expr_filename): Don't use location_from_locus.
11274 (expr_lineno): Likewise.
11275 * rtl-error.c (location_for_asm): Remove old location code.
11276 * c-lex.c (cb_line_change): Remove old location code.
11277 (fe_file_change): Likewise.
11278 (cb_def_pragma): Likewise.
11279 (c_lex_with_flags): Likewise.
11280 * gengtype.c (do_typedef): Don't special-case location types.
11281 (define_location_structures): Remove.
11282 (main): Don't call define_location_structures.
11283 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11286 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11289 * builtins.def (BUILT_IN_STDARG_START): Remove.
11290 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11291 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11292 * tree-inline.c (inline_forbidden_p_1): Likewise.
11294 2008-02-26 Richard Guenther <rguenther@suse.de>
11296 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11297 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11298 (lookup_decl_from_uid): Declare.
11299 (remove_decl_from_map): Likewise.
11300 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11301 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11302 (decl_for_uid_map): New global hashtable mapping DECL_UID
11304 (init_ttree): Allocate it.
11305 (insert_decl_to_uid_decl_map): New helper function.
11306 (make_node_stat): Insert new decls into the map.
11307 (copy_node_stat): Likewise.
11308 (lookup_decl_from_uid): New function.
11309 (remove_decl_from_map): Likewise.
11310 (print_decl_for_uid_map_statistics): New helper.
11311 (dump_tree_statistics): Call it.
11313 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11314 (referenced_var_iterator): Adjust.
11315 (FOR_EACH_REFERENCED_VAR): Adjust.
11316 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11317 (num_referenced_vars): Adjust.
11318 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11319 (first_referenced_var): Remove.
11320 (end_referenced_vars_p): Likewise.
11321 (next_referenced_var): Likewise.
11322 (referenced_var_iterator_set): New helper function.
11323 * tree-dfa.c (referenced_var_lookup): Adjust.
11324 (referenced_var_check_and_insert): Likewise.
11325 (remove_referenced_var): Likewise.
11326 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11327 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11328 (verify_call_clobbering): Likewise.
11329 (verify_memory_partitions): Likewise.
11330 (init_tree_ssa): Allocate bitmap instead of hashtable for
11332 (delete_tree_ssa): Adjust.
11333 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11334 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11335 (compute_tag_properties): Likewise.
11336 (set_initial_properties): Likewise.
11337 (find_partition_for): Likewise.
11338 (update_reference_counts): Likewise.
11339 (dump_may_aliases_for): Likewise.
11340 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11341 (add_call_clobber_ops): Likewise.
11342 (add_call_read_ops): Likewise.
11343 (get_asm_expr_operands): Likewise.
11344 * tree-into-ssa.c (dump_decl_set): Likewise.
11345 (update_ssa): Likewise.
11346 * tree-sra.c (scan_function): Likewise.
11347 (decide_instantiations): Likewise.
11348 (scalarize_parms): Likewise.
11349 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11350 (dsa_named_for): Likewise.
11351 * tree-ssa-structalias.c (update_alias_info): Likewise.
11352 (merge_smts_into): Likewise.
11354 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11357 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11358 * c-opts.c (c_common_handle_option): Wall enables
11359 Wvolatile-register-var.
11360 * common.opt: Move Wvolatile-register-var to...
11363 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11365 * common.opt (Wlarger-than=): New.
11366 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11368 * opts.c (common_handle_option): Handle -Wlarger-than=.
11369 * optc-gen.awk: Likewise.
11370 * opth-gen.awk: Likewise.
11371 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11372 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11374 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11376 * c-common.c (match_case_to_enum_1): Add appropriate
11377 OPT_W* parameter to warning.
11378 (c_do_switch_warnings): Likewise.
11379 * c-typeck.c (warning_init): Add one more parameter following
11380 'warning' function.
11381 (push_init_level): Update call to warning_init.
11382 (pop_init_level): Likewise.
11383 (add_pending_init): Likewise.
11384 (output_init_element: Likewise.
11386 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11389 * toplev.c (toplev_main): If there are warnings or error, print
11390 errors for ignored options.
11391 * opts.c (ignored_options): New static variable.
11392 (postpone_unknown_option_error): New.
11393 (print_ignored_options): New.
11394 (handle_option): Postpone errors for unknown -Wno-* options.
11395 * opts.h (print_ignored_options): Declare.
11397 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11399 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11402 2008-02-25 Richard Guenther <rguenther@suse.de>
11405 2008-02-25 Richard Guenther <rguenther@suse.de>
11407 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11408 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11409 (lookup_decl_from_uid): Declare.
11410 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11411 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11412 (decl_for_uid_map): New global hashtable mapping DECL_UID
11414 (init_ttree): Allocate it.
11415 (insert_decl_to_uid_decl_map): New helper function.
11416 (make_node_stat): Insert new decls into the map.
11417 (copy_node_stat): Likewise.
11418 (lookup_decl_from_uid): New function.
11419 (print_decl_for_uid_map_statistics): New helper.
11420 (dump_tree_statistics): Call it.
11422 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11423 (referenced_var_iterator): Adjust.
11424 (FOR_EACH_REFERENCED_VAR): Adjust.
11425 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11426 (num_referenced_vars): Adjust.
11427 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11428 (first_referenced_var): Remove.
11429 (end_referenced_vars_p): Likewise.
11430 (next_referenced_var): Likewise.
11431 (referenced_var_iterator_set): New helper function.
11432 * tree-dfa.c (referenced_var_lookup): Adjust.
11433 (referenced_var_check_and_insert): Likewise.
11434 (remove_referenced_var): Likewise.
11435 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11436 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11437 (verify_call_clobbering): Likewise.
11438 (verify_memory_partitions): Likewise.
11439 (init_tree_ssa): Allocate bitmap instead of hashtable for
11441 (delete_tree_ssa): Adjust.
11442 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11443 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11444 (compute_tag_properties): Likewise.
11445 (set_initial_properties): Likewise.
11446 (find_partition_for): Likewise.
11447 (update_reference_counts): Likewise.
11448 (dump_may_aliases_for): Likewise.
11449 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11450 (add_call_clobber_ops): Likewise.
11451 (add_call_read_ops): Likewise.
11452 (get_asm_expr_operands): Likewise.
11453 * tree-into-ssa.c (dump_decl_set): Likewise.
11454 (update_ssa): Likewise.
11455 * tree-sra.c (scan_function): Likewise.
11456 (decide_instantiations): Likewise.
11457 (scalarize_parms): Likewise.
11458 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11459 (dsa_named_for): Likewise.
11460 * tree-ssa-structalias.c (update_alias_info): Likewise.
11461 (merge_smts_into): Likewise.
11463 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11466 * doc/invoke.texi (-fcx-limited-range): Document new option.
11467 * toplev.c (process_options): Handle -fcx-fortran-rules.
11468 * common.opt: Add documentation for -fcx-fortran-rules.
11470 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11473 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11474 actual behaviour and C99.
11476 2008-02-26 Ben Elliston <bje@au.ibm.com>
11478 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11479 (ASM_CPU_POWER6_SPEC): Likewise.
11480 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11481 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11482 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11484 2008-02-25 Richard Guenther <rguenther@suse.de>
11486 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11487 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11488 (lookup_decl_from_uid): Declare.
11489 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11490 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11491 (decl_for_uid_map): New global hashtable mapping DECL_UID
11493 (init_ttree): Allocate it.
11494 (insert_decl_to_uid_decl_map): New helper function.
11495 (make_node_stat): Insert new decls into the map.
11496 (copy_node_stat): Likewise.
11497 (lookup_decl_from_uid): New function.
11498 (print_decl_for_uid_map_statistics): New helper.
11499 (dump_tree_statistics): Call it.
11501 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11502 (referenced_var_iterator): Adjust.
11503 (FOR_EACH_REFERENCED_VAR): Adjust.
11504 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11505 (num_referenced_vars): Adjust.
11506 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11507 (first_referenced_var): Remove.
11508 (end_referenced_vars_p): Likewise.
11509 (next_referenced_var): Likewise.
11510 (referenced_var_iterator_set): New helper function.
11511 * tree-dfa.c (referenced_var_lookup): Adjust.
11512 (referenced_var_check_and_insert): Likewise.
11513 (remove_referenced_var): Likewise.
11514 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11515 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11516 (verify_call_clobbering): Likewise.
11517 (verify_memory_partitions): Likewise.
11518 (init_tree_ssa): Allocate bitmap instead of hashtable for
11520 (delete_tree_ssa): Adjust.
11521 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11522 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11523 (compute_tag_properties): Likewise.
11524 (set_initial_properties): Likewise.
11525 (find_partition_for): Likewise.
11526 (update_reference_counts): Likewise.
11527 (dump_may_aliases_for): Likewise.
11528 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11529 (add_call_clobber_ops): Likewise.
11530 (add_call_read_ops): Likewise.
11531 (get_asm_expr_operands): Likewise.
11532 * tree-into-ssa.c (dump_decl_set): Likewise.
11533 (update_ssa): Likewise.
11534 * tree-sra.c (scan_function): Likewise.
11535 (decide_instantiations): Likewise.
11536 (scalarize_parms): Likewise.
11537 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11538 (dsa_named_for): Likewise.
11539 * tree-ssa-structalias.c (update_alias_info): Likewise.
11540 (merge_smts_into): Likewise.
11542 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11545 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11546 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11547 * alias.h (nonoverlapping_memrefs_p): Likewise.
11549 2008-02-25 Jan Beulich <jbeulich@novell.com>
11551 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11552 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11553 __emultls_get_address, __emultls_register_common,
11554 __floatundi?f, and _Unwind_GetIPInfo.
11555 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11556 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11557 (gen_regparm_prefix): Likewise.
11558 (i386_nlm_encode_section_info): Sync with
11559 config/i386/winnt.c:i386_pe_encode_section_info().
11560 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11561 i386_nlm_mangle_decl_assembler_name): New.
11562 (netware_override_options): New.
11563 * config/i386/netware.h (netware_override_options): Declare.
11564 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11565 (i386_nlm_mangle_decl_assembler_name): Declare.
11566 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11568 2008-02-25 Ben Elliston <bje@au.ibm.com>
11571 * c-decl.c (grokdeclarator): Remove unused local variables
11572 `typedef_type' and `type_as_written'.
11574 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11575 unused local variable `has_hot_blocks'.
11576 (fix_crossing_conditional_branches): Remove unused local variable
11579 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11581 PR middle-end/19984
11582 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11583 using DEF_C99_BUILTIN.
11584 (BUILT_IN_NANF): Ditto.
11585 (BUILT_IN_NANL): Ditto.
11587 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11588 Revital Eres <eres@il.ibm.com>
11590 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11591 regarding the order of two dependent insns in the same row.
11593 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11595 * stor-layout.c (layout_decl): Do not bump the alignment of a
11596 bit-field to more than byte alignment if it is packed.
11598 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11600 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11603 2008-02-24 Diego Novillo <dnovillo@google.com>
11605 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11608 * tree-vrp.c (vrp_evaluate_conditional): With
11609 -Wtype-limits, emit a warning when comparing against a
11610 constant outside the natural range of OP0's type.
11611 * c.opt (Wtype-limits): Move ...
11612 * common.opt (Wtype-limits): ... here.
11614 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11616 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11617 * config/rs6000/e300c2c3.md: New file.
11618 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11620 (rs6000_override_options): Add e300c2 and e300c3 cases to
11621 processor_target_table. Do not allow usage of Altivec or Spe
11622 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11623 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11624 * config/rs6000/rs6000.h (processor_type): Add
11625 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11626 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11627 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11628 and ppce300c3. Include e300c2c3.md.
11630 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11632 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11633 instead of TARGET_STRICT_ALIGN.
11635 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11637 * explow.c (memory_address): Assert that the generated address is
11640 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11643 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11644 * config/darwin-ppc-ldouble-patch.def: New file.
11645 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11646 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11647 SUBTARGET_INIT_BUILTINS if defined.
11648 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11651 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11654 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11655 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11657 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11660 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11661 file" warning condtional on -Winvalid-PCH.
11663 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11665 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11667 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11671 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11672 prevent reload from using MMX registers.
11673 (*mov<mode>_internal): Ditto.
11674 (*movv2sf_internal_rex64): Ditto.
11675 (*movv2sf_internal): Ditto.
11677 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11679 PR documentation/31569
11680 * doc/install.texi2html: Use makeinfo --no-number-sections.
11682 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11684 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11685 ensure that we can address an entire entity > 8 bytes. Don't
11686 generate reg+reg addressing for such data.
11688 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11690 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11691 strings when optimizing for size, unless the target cares about
11694 2008-02-22 Tom Tromey <tromey@redhat.com>
11696 * regclass.c (current_pass): Remove declaration.
11698 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11700 * config/avr/libgcc.S (__RAMPZ__): Define.
11701 (__do_copy_data): Add for devices with 128KB code memory.
11703 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11705 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11707 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11709 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11711 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11714 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11717 * c-typeck.c (build_binary_op): Warn about floating point
11718 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11720 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11723 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11724 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11726 (rs6000_override_options): Set altivec_abi as default, not override,
11727 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11728 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11729 is used; use new member spe_abi.
11730 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11731 spe_abi and altivec_abi.
11733 2008-02-22 Tomas Bily <tbily@suse.cz>
11735 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11737 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11740 * config.build (build_file_translate): Set to `CMD //c' only if
11742 * Makefile.in (build_file_translate): Improve comment.
11744 2008-02-21 Jan Hubicka <jh@suse.cz>
11746 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11747 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11748 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11750 2008-02-21 Michael Matz <matz@suse.de>
11753 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11755 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11757 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11758 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11759 as insn constraint.
11760 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11761 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11762 SSE_VEC_FLOAT_MODE_P as insn constraint.
11763 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11764 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11765 sse4a_movntdf using MODEF mode iterator.
11766 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11767 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11768 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11769 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11770 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11771 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11772 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11774 2008-02-21 Richard Guenther <rguenther@suse.de>
11776 * tree.def (PAREN_EXPR): New tree code.
11777 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11779 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11780 * expr.c (expand_expr_real_1): Likewise.
11781 * tree-inline.c (estimate_num_insns_1): Likewise.
11782 * tree-complex.c (expand_complex_move): Likewise.
11783 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11786 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11789 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11791 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11794 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11796 * config/sh/sh.c (find_barrier): Don't go past
11797 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11799 2008-02-20 DJ Delorie <dj@redhat.com>
11801 * config/h8300/h8300.md (insv): Force source operand to be a register.
11803 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11804 as a jump, not as a plain insn.
11806 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11808 * doc/invoke.texi (Warning Options): Add new option
11809 -Wframe-larger-than=.
11810 (-Wframe-larger-than): Document.
11812 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11813 Add declarations for new option variables.
11815 * final.c (final_start_function): Check the frame size
11816 before emission and issue a Wframe-larger-than warning.
11818 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11819 Add definitions for new option variables.
11820 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11822 * common.opt (Wframe-larger-than=): New option.
11824 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11826 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11827 (<sse>_div<mode>3): Ditto.
11828 (<sse>_vmdiv<mode>3): Ditto.
11829 (<sse>_vmsqrt<mode>2): Ditto.
11830 (*smax<mode>3): Ditto.
11831 (sse5_frcz<mode>2): Ditto.
11832 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11833 as insn constraint.
11835 2008-02-20 Richard Guenther <rguenther@suse.de>
11837 PR middle-end/35265
11838 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11839 be happy with INTEGRAL_TYPE_P.
11841 2008-02-20 Richard Guenther <rguenther@suse.de>
11843 * fold-const.c (split_tree): Associate floatig-point expressions
11844 if flag_associative_math is set.
11846 2008-02-20 Richard Guenther <rguenther@suse.de>
11848 * tree.h (fold_real_zero_addition_p): Declare.
11849 * fold-const.c (fold_real_zero_addition_p): Export.
11850 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11851 floating-point operations with zero and one.
11853 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11855 * doc/install.texi: Correct references to CFLAGS, replacing them
11856 with BOOT_CFLAGS. Document flags used during bootstrap for
11859 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11861 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11862 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11863 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11865 (smin<mode>3): Ditto from similar patterns.
11866 (smax<mode>3): Ditto.
11867 (*ieee_smin<mode>3): Ditto.
11868 (*ieee_smax<mode>3): Ditto.
11869 * config/i386/sse.md (sse): New mode attribute.
11870 (mov<mode>): Macroize expander from movv4sf and movv2df using
11871 SSEMODEF2P mode iterator.
11872 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11873 SSE_VEC_FLOAT_MODE_P as insn constraint.
11874 (storent<mode>): Ditto.
11875 (storent<mode>): Macroize expander from storentsf and storentdf using
11876 MODEF mode iterator.
11877 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11878 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11879 (abs<mode>2): Ditto from similar patterns.
11880 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11881 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11882 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11883 (<sse>_vmsqrt<mode>2): Ditto.
11884 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11885 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11886 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11887 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11888 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11889 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11890 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11892 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11893 iterator and SSE_FLOAT_MODE_P as insn constraint.
11894 (<sse>_ucomi): Ditto from similar patterns.
11895 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11896 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11897 SSE_VEC_FLOAT_MODE_P as insn constraint.
11898 (vcond<mode>): Ditto from similar patterns.
11899 (and<mode>3, *and<mode>3): Ditto.
11900 (<sse>_nand<mode>3): Ditto.
11901 (ior<mode>3, *ior<mode>3): Ditto.
11902 (xor<mode>3, *xor<mode>3): Ditto.
11903 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11904 iterator and SSE_FLOAT_MODE_P as insn constraint.
11905 (*nand<mode>3): Ditto from similar patterns.
11906 (*ior<mode>3): Ditto.
11907 (*xor<mode>3): Ditto.
11909 2008-02-20 Ira Rosen <irar@il.ibm.com>
11911 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11912 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11913 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11915 2008-02-19 Jan Hubicka <jh@suse.cz>
11917 * predict.c (tree_bb_level_predictions): Remove variable next
11918 mistakely introduced by previous commit.
11920 2008-02-19 Jan Hubicka <jh@suse.cz>
11922 * predict.c (predict_paths_leading_to): Rewrite.
11923 (predict_paths_for_bb): New.
11924 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11926 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11929 * Makefile.in (build_file_translate): New.
11930 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11931 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11932 * configure.ac (build_file_translate): Substitute it.
11933 * configure: Regenerate.
11935 2008-02-19 Jan Hubicka <jh@suse.cz>
11937 PR rtl-optimization/34408
11938 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11941 2008-02-19 Jan Hubicka <jh@suse.cz>
11943 PR middle-end/28779
11944 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11947 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11950 * config/i386/i386-modes.def: Revert the last DI alignment
11951 change until Ada people can look into it.
11953 2008-02-19 Nick Clifton <nickc@redhat.com>
11955 * opts.c (print_specific_help): Fix typo in --help text.
11957 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11960 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11961 32-bit inline asm without asm alternatives for host GCC < 3.0.
11963 2008-02-19 Richard Guenther <rguenther@suse.de>
11965 PR tree-optimization/34989
11966 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11967 Allow propagation to INDIRECT_REF if we can simplify only.
11969 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11971 * c-common.c (warn_for_collisions_1): Use appropriate option when
11974 2008-02-19 Nick Clifton <nickc@redhat.com>
11977 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11978 (handle_options): Fix indentation.
11979 (print_filtered_help): If no language-specific options were
11980 displayed tell the user how to list all the options supported by
11981 the language's front-end.
11982 (print_specific_help): Fix indentation and remove duplicate line.
11983 (common_handle_option): Handle the -v option.
11984 For --help enable the display of undocumented options if the -v
11985 switch has been included on the command line.
11986 For --help= check for overlaps in the arguments between the option
11987 classes and the language names and issue a warning when they
11988 cannot be disambiguated.
11989 * c.opt (v): Pass on to the common option handler.
11991 2008-02-19 Revital Eres <eres@il.ibm.com>
11993 * modulo-sched.c (sms_schedule): Change dump message when
11994 create_ddg function fails.
11995 (try_scheduling_node_in_cycle): Rename row to cycle.
11996 (print_partial_schedule): Rename CYCLE to ROW.
11998 2008-02-19 Christian Bruel <christian.bruel@st.com>
11999 Zdenek Dvorak <ook@ucw.cz>
12001 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12003 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12006 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12007 (*x86_movdicc_0_m1_se): Ditto.
12009 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12011 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12012 (CMPtype): Define as __gcc_CMPtype.
12013 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12014 (CMPtype): Define as __gcc_CMPtype.
12016 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12018 Support valgrind 3.3 for --enable-checking=valgrind.
12019 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12021 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12022 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12023 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12024 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12025 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12026 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12027 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12029 * ggc-zone.c: Similar.
12030 * ggc-page.c: Similar.
12032 2008-02-19 Paul Brook <paul@codesourcery.com>
12035 * config/arm/ieee754-df.S: Fix do_it typo.
12036 * config/arm/ieee754-sf.S: Fix do_it typo.
12038 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12041 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12042 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12043 (OPTION_MASK_ISA_SSE_SET): Likewise.
12044 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12045 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12046 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12047 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12048 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12049 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12050 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12051 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12052 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12053 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12054 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12055 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12056 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12057 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12058 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12059 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12060 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12061 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12062 (OPTION_MASK_ISA_SSE4): Removed.
12063 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12064 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12065 (override_options): Don't turn on implied SSE/MMX bits in
12068 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12070 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12073 2008-02-18 Joey Ye <joey.ye@intel.com>
12075 PR middle-end/34921
12076 * tree-nested.c (insert_field_into_struct): Set type alignment
12077 to field alignment if the former is less than the latter.
12079 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12081 * BASE-VER: Set to 4.4.0.
12083 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12085 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12086 * doc/cfg.texi: Likewise.
12087 * doc/extend.texi: Likewise.
12088 * doc/gty.texi: Likewise.
12089 * doc/invoke.texi: Likewise.
12090 * doc/loop.texi: Likewise.
12091 * doc/md.texi: Likewise.
12092 * doc/passes.texi: Likewise.
12093 * doc/rtl.texi: Likewise.
12094 * doc/sourcebuild.texi: Likewise.
12095 * doc/tm.texi: Likewise.
12096 * doc/tree-ssa.texi: Likewise.
12098 2008-02-17 Richard Guenther <rguenther@suse.de>
12100 PR middle-end/35227
12101 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12102 without default definition.
12104 2008-02-17 Richard Guenther <rguenther@suse.de>
12106 PR tree-optimization/35231
12107 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12110 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12113 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 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12120 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12122 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12124 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12127 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12129 * doc/c-tree.texi: Use `@.' where appropriate.
12130 * doc/extend.texi: Likewise.
12131 * doc/install.texi: Likewise.
12132 * doc/invoke.texi: Likewise.
12133 * doc/loop.texi: Likewise.
12134 * doc/makefile.texi: Likewise.
12135 * doc/md.texi: Likewise.
12136 * doc/passes.texi: Likewise.
12137 * doc/standards.texi: Likewise.
12138 * doc/tm.texi: Likewise.
12140 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12142 PR middle-end/35196
12143 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12145 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12146 rather than in entry_bb.
12148 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12150 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12151 libgcc_cmp_return mode.
12153 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12155 PR middle-end/35130
12156 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12157 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12159 2008-02-15 Richard Guenther <rguenther@suse.de>
12160 Zdenek Dvorak <ook@ucw.cz>
12162 PR tree-optimization/35164
12163 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12164 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12165 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12166 Only propagate addresses which do not have abnormal SSA_NAMEs
12169 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12172 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12174 2008-02-15 Jan Hubicka <jh@suse.cz>
12176 PR middle-end/35149
12177 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12179 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12181 PR middle-end/34621
12182 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12183 when calculating alignment_pad.
12185 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12187 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12188 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12189 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12190 and STACK_BOUNDARY define.
12192 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12194 PR preprocessor/35061
12195 * c-pragma.c (handle_pragma_pop_macro): Check that
12196 pushed_macro_table has been allocated.
12198 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12200 PR middle-end/35136
12201 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12202 (force_gimple_operand): Likewise.
12203 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12204 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12205 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12206 (find_interesting_uses_address): Check addressability and alignment
12207 of the base expression only after substituting bases of IVs into it.
12209 2008-02-14 Michael Matz <matz@suse.de>
12212 * function.c (instantiate_virtual_regs_in_insn): Reload address
12213 before falling back to reloading the whole operand.
12215 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12217 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12218 before the first section switch note.
12220 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12222 * doc/bugreport.texi: Update copyright years.
12223 * doc/c-tree.texi: Likewise.
12224 * doc/cfg.texi: Likewise.
12225 * doc/cpp.texi: Likewise.
12226 * doc/cppinternals.texi: Likewise.
12227 * doc/fragments.texi: Likewise.
12228 * doc/frontends.texi: Likewise.
12229 * doc/gcc.texi: Likewise.
12230 * doc/gty.texi: Likewise.
12231 * doc/hostconfig.texi: Likewise.
12232 * doc/implement-c.texi: Likewise.
12233 * doc/libgcc.texi: Likewise.
12234 * doc/loop.texi: Likewise.
12235 * doc/makefile.texi: Likewise.
12236 * doc/options.texi: Likewise.
12237 * doc/passes.texi: Likewise.
12238 * doc/rtl.texi: Likewise.
12239 * doc/sourcebuild.texi: Likewise.
12240 * doc/standards.texi: Likewise.
12241 * doc/tree-ssa.texi: Likewise.
12242 * doc/trouble.texi: Likewise.
12244 * doc/extend.texi: Use @: or add comma where appropriate.
12245 * doc/invoke.texi: Likewise.
12246 * doc/tm.texi: Likewise.
12248 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12251 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12254 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12256 * doc/md.texi (clz, ctz): Add reference.
12257 * doc/rtl.texi (clz, ctz): Likewise.
12259 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12262 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12265 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12267 * config/s390/s390.c (struct constant_pool): New field
12268 emit_pool_after added.
12269 (s390_mainpool_start): Set the emit_pool_after flag according
12270 to the section switch notes.
12271 (s390_mainpool_finish): Consider emit_pool_after when emitting
12272 the literal pool at the end of the function.
12273 (s390_chunkify_start): Force literal pool splits at section
12276 2008-02-13 Michael Matz <matz@suse.de>
12279 * var-tracking.c (clobber_variable_part): Correctly traverse the
12282 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12285 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12286 Add -fdump-ipa-inline.
12287 * tree-dump.c (dump_files): Remove tree-inlined dump.
12288 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12290 2008-02-12 Richard Guenther <rguenther@suse.de>
12292 PR tree-optimization/35171
12293 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12296 2008-02-12 Richard Guenther <rguenther@suse.de>
12298 PR middle-end/35163
12299 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12300 value-preserving mode. Disallow final truncation.
12302 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12304 PR middle-end/35136
12305 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12306 code from here to...
12307 (force_gimple_operand): ...here.
12309 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12312 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12313 non-compatible pointers.
12314 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12315 different FIELD_DECLs, try harder by comparing field offsets, sizes
12318 PR inline-asm/35160
12319 * function.c (match_asm_constraints_1): Don't replace the same input
12322 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12324 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12325 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12326 (expand_epilogue): Restore RAMPZ register.
12327 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12329 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12331 * config/i386/cygwin.asm: (__alloca): Correct calling
12332 convention and alignment.
12333 (__chkstk): Force 8 byte stack alignment.
12335 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12336 Richard Guenther <rguenther@suse.de>
12338 PR tree-optimization/33992
12339 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12340 the zero we compare against.
12342 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12344 PR libfortran/35063
12345 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12346 to CloseHandle after unlocking to prevent accumulation of handle
12349 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12351 PR middle_end/34150
12352 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12353 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12354 and update LABEL_NUSES during and after reload.
12356 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12358 PR middle-end/34627
12359 * combine.c (simplify_if_then_else): Make sure the comparison is
12360 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12362 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12365 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12366 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12367 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12368 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12369 * tree.h (get_type_static_bounds): Likewise.
12371 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12373 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12374 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12375 Make -Wfoo language annotations match what the compiler outputs.
12377 2008-02-08 Sa Liu <saliu@de.ibm.com>
12379 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12380 intrinsics spu_convts, spu_convtu, spu_convtf.
12382 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12384 * doc/extend.texi (Function Attributes) <noinline>: Mention
12385 asm ("") as method to keep calls.
12387 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12390 * doc/options.texi (Options): Replace references to opts.sh with
12392 * opts-common.c: Likewise.
12393 * optc-gen.awk: Likewise.
12395 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12397 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12399 2008-02-07 Richard Henderson <rth@redhat.com>
12402 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12403 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12406 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12408 PR tree-optimization/35085
12409 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12410 for operand entry oe2 in addition to operand entry oe3 in order to
12411 expose more opportunities for vectorizer sum reduction.
12413 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12416 * Makefile.in (LIBS): Remove $(GMPLIBS).
12417 (cc1-dummy, cc1): Add $(GMPLIBS).
12419 2008-02-06 Jan Hubicka <jh@suse.cz>
12422 * i386.md (moddf_integer): Do not produce partial memory stalls for
12423 targets where it hurts.
12425 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12428 * optabs.c (expand_float): Do not check for decimal modes when
12429 expanding unsigned integer through signed conversion.
12431 2008-02-06 Nick Clifton <nickc@redhat.com>
12433 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12434 inside the clobber with a match_operand and duplicated operand
12435 number in the constraint.
12436 (ineqbranchsi): Delete redundant comment.
12438 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12440 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12441 builtin_define ("__USE_INIT_FINI__").
12442 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12444 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12446 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12448 PR documentation/30330
12449 * doc/invoke.texi (C++ Dialect Options)
12450 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12451 For each warning option -Wfoo that allows -Wno-foo, ensure both
12452 -Wfoo and -Wno-foo are listed in the option index. Fix index
12453 entry of -Wswitch-default, index -Wnormalized= including the
12454 `=', and -Wlarger-than-@var{len} including @var{len}.
12456 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12458 * config/i386/i386.md (floatunssisf2): Use
12459 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12460 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12461 Macroize expander using MODEF mode iterator.
12463 2008-02-05 Diego Novillo <dnovillo@google.com>
12465 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12468 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12470 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12473 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12475 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12478 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12479 to indicate if a message should be generated.
12480 (init_cumulative_args): Updated.
12481 (function_value_32): Likewise.
12483 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12485 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12487 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12490 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12491 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12493 2008-02-04 Diego Novillo <dnovillo@google.com>
12495 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12498 * tree-vrp.c (vrp_evaluate_conditional): With
12499 -Wtype-limits, emit a warning when comparing against a
12500 constant outside the natural range of OP0's type.
12502 2008-02-04 Richard Guenther <rguenther@suse.de>
12504 PR middle-end/33631
12505 * expr.c (count_type_elements): Give for unions instead of
12508 2008-02-04 Richard Guenther <rguenther@suse.de>
12510 PR middle-end/35043
12511 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12512 to TYPE_DOMAINs base type instead of using bitsizetype here.
12514 2008-02-03 Jason Merrill <jason@redhat.com>
12516 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12518 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12521 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12522 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12523 (RS/6000 and PowerPC Options): Fix typos and markup.
12524 * doc/passes.texi (Tree-SSA passes): Likewise.
12526 2008-02-02 Michael Matz <matz@suse.de>
12529 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12530 from record_last_reg_set_info.
12531 (record_last_reg_set_info): Take an RTX argument, iterate over all
12532 constituent hardregs.
12533 (record_last_set_info, record_opr_changes): Change calls to
12534 new signature or to record_last_reg_set_info_regno.
12536 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12538 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12540 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12542 PR rtl-optimization/34773
12543 * reg-notes.def (EQUAL): Mention significance of combination of
12544 REG_EQUAL and REG_RETVAL.
12545 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12546 insn that has a REG_RETVAL.
12548 2008-02-01 Roger Sayle <roger@eyesopen.com>
12551 * configure.ac (--enable-fixed-point): Disable unless explicitly
12553 * configure: Regenerate.
12555 2008-02-01 Richard Guenther <rguenther@suse.de>
12558 * invoke.texi (-finline-limit): Remove no longer true parts
12559 of the documentation. Note that there is no default value.
12561 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12562 Mark Mitchell <mark@codesourcery.com>
12563 Ben Elliston <bje@au.ibm.com>
12566 * doc/extend.texi (Other Builtins): Document.
12568 2008-01-31 Tom Browder <tom.browder@gmail.com>
12570 * doc/c-tree.texi (Types): Fix grammar.
12571 (Expression trees): Ditto.
12572 * doc/passes.texi (Tree-SSA passes): Ditto.
12574 * doc/configterms.texi (Configure Terms): Fix typo.
12575 * doc/cpp.texi (Common Predefined Macros): Ditto.
12576 * doc/md.texi (Machine Constraints): Ditto.
12578 * doc/makefile.texi (Makefile): Add comma.
12580 2008-01-31 Tom Browder <tom.browder@gmail.com>
12581 Gerald Pfeifer <gerald@pfeifer.com>
12583 * doc/sourcebuild.texi (Front End): Remove references to CVS
12584 and CVSROOT/modules.
12585 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12586 (Back End): Remove reference to CVS.
12588 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12591 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12593 (mips16_gp_pseudo_reg): ...here.
12594 * config/mips/mips.md (load_const_gp): Replace with...
12595 (load_const_gp_<mode>): ...this :P-based insn.
12597 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12599 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12600 options. Minor fixes.
12601 (-std): Move reference to standards closer to where language
12602 standards are first mentioned.
12604 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12606 PR rtl-optimization/34995
12607 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12608 parameter and return a bool. If the rtx parameter is nonnull,
12609 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12610 (find_reloads): Update call accordingly. Pass the new operand
12611 if it needed no address reloads, otherwise pass null.
12613 2008-01-30 Richard Henderson <rth@redhat.com>
12616 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12617 for unbounded arrays.
12619 2008-01-30 Silvius Rus <rus@google.com>
12621 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12623 2008-01-30 Jan Hubicka <jh@suse.cz>
12626 * i386.c (init_cumulative_args): Use real function declaration when
12629 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12631 PR rtl-optimization/34998
12632 * global.c (build_insn_chain): Treat non-subreg_lowpart
12633 SUBREGs of pseudos as clobbering all the words covered by the
12634 SUBREG, not just all the bytes.
12635 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12636 original df_ref rather than an extract parameter.
12637 (global_conflicts): Update call accordingly.
12639 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12641 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12642 the overflow check to make it easier to read.
12643 (__fixtfdi): Change the type of the ll member in union
12644 long_double to UDItype_x.
12646 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12648 PR middle-end/34969
12649 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12650 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12651 * tree-inline.c (fold_marked_statements): Call
12652 cgraph_update_edges_for_call_stmt if folding a call statement.
12653 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12654 debug_generic_stmt calls, reset it back afterwards.
12657 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12659 * c-typeck.c (build_external_ref): Don't pedwarn about
12660 static vars in current function's scope.
12662 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12664 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12666 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12669 * ipa-struct-reorg.c: Fix spelling.
12670 * params.def: Ditto.
12672 2008-01-29 Richard Guenther <rguenther@suse.de>
12674 PR middle-end/35006
12675 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12677 * tree-inline.c (remap_type): Increment remapping_type_depth
12678 around remapping types.
12679 (copy_body_r): Only add referenced variables if they are referenced
12680 from code, not types.
12682 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12693 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12694 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12696 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12699 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12700 pointer for tiny stack.
12702 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12704 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12706 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12708 * config/vx-common.h: Fix typo in comment.
12710 2008-01-28 Ian Lance Taylor <iant@google.com>
12714 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12715 coalesce pointers if they have different DECL_NO_TBAA_P values.
12716 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12717 between variables with different DECL_NO_TBAA_P values.
12719 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12722 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12723 are not legitimate small data references on SPE targets.
12725 2008-01-28 David Daney <ddaney@avtrex.com>
12727 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12729 2008-01-28 David Daney <ddaney@avtrex.com>
12731 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12733 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12735 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12736 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12737 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12738 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12739 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12740 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12741 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12742 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12744 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12746 * basic-block.h (condjump_equiv_p): Fix comment.
12748 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12750 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12751 print_generic_stmt_indented): Fix comment.
12753 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12755 * configure.ac (__stack_chk_fail): Add detecion for availability
12756 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12757 * configure: Regenerate.
12759 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12761 PR middle-end/34688
12762 * final.c (output_addr_const): Handle TRUNCATE.
12764 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12767 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12768 (zero_cost, infinite_cost): New constants.
12769 (struct cost_pair): Change type of cost to comp_cost.
12770 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12771 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12773 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12774 split_address_cost, ptr_difference_cost, difference_cost,
12775 get_computation_cost_at, get_computation_cost,
12776 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12777 determine_use_iv_cost_condition, determine_use_iv_costs,
12778 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12779 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12780 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12781 Change type of cost to comp_cost.
12782 (determine_iv_cost): Increase cost of non-original ivs, instead
12783 of decreasing the cost of original ones.
12784 (get_address_cost): Indicate the complexity of the addressing mode
12786 (try_add_cand_for): Prefer using ivs not specific to some object.
12787 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12789 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12790 Janis Johnson <janis187@us.ibm.com>
12793 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12794 (TARGET_INSTANTIATE_DECLS): Likewise.
12795 * target.h (expand_to_rtl_hook): New target hook.
12796 (instantiate_decls): Likewise.
12797 * function.c (instantiate_decl): Make non-static. Rename to...
12798 (instantiate_decl_rtl): ... this.
12799 (instantiate_expr): Use instantiate_decl_rtl.
12800 (instantiate_decls_1): Likewise.
12801 (instantiate_decls): Likewise.
12802 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12803 * function.h (instantiate_decl_rtl): Add prototype.
12804 * cfgexpand.c (target.h): New include.
12805 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12806 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12807 (TARGET_INSTANTIATE_DECLS): Likewise.
12808 (TARGET_INITIALIZER): New target hooks added.
12809 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12811 * config/rs6000/rs6000.c (tree-flow.h): New include.
12812 (machine_function): Add sdmode_stack_slot field.
12813 (rs6000_alloc_sdmode_stack_slot): New function.
12814 (rs6000_instantiate_decls): Likewise.
12815 (rs6000_secondary_memory_needed_rtx): Likewise.
12816 (rs6000_check_sdmode): Likewise.
12817 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12818 (TARGET_INSTANTIATE_DECLS): Likewise.
12819 (rs6000_hard_regno_mode_ok): Allow SDmode.
12820 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12821 (rs6000_emit_move): Handle SDmode.
12822 (function_arg_advance): Likewise.
12823 (function_arg): Likewise.
12824 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12825 SDmode var args for 32-bit compiles.
12826 (rs6000_secondary_reload_class): Handle SDmode.
12827 (rs6000_output_function_epilogue): Likewise.
12828 (rs6000_function_value): Simplify if statement.
12829 (rs6000_libcall_value): Likewise.
12830 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12831 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12832 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12833 (movsd_hardfloat): New define_insn.
12834 (movsd_softfloat): Likewise.
12835 (movsd_store): Likewise.
12836 (movsd_load): Likewise.
12837 (extendsddd2): Likewise.
12838 (extendsdtd2): Likewise.
12839 (truncddsd2): Likewise.
12840 (movdd_hardfloat64): Fixup comment.
12841 (UNSPEC_MOVSD_LOAD): New constant.
12842 (UNSPEC_MOVSD_STORE): Likewise.
12844 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12847 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12849 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12850 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12851 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12852 and TRUTH_XOR_EXPR.
12854 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12857 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12858 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12859 __LONGDOUBLE128 too.
12860 * config/rs6000/aix61.h: New file.
12862 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12864 PR rtl-optimization/34959
12865 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12866 popcount and parity rtxes the same mode as their operand.
12867 Truncate or extend the result to the return value's mode
12870 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12873 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12874 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12875 to GOT_VERSION_REGNUM.
12876 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12877 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12878 * config/mips/mips.c (mips_emit_call_insn): New function.
12879 (mips_call_tls_get_addr): Call mips_expand_call directly.
12880 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12882 (mips16_build_call_stub): Likewise. Return the call insn or null.
12883 (mips_expand_call): Update the call to mips16_build_call_stub
12884 accordingly and a remove redundant condition. Assert that MIPS16
12885 stubs do not use lazy binding. Use mips_emit_call_insn and return
12887 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12889 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12890 (mips_avoid_hazard): Remove hazard_set handling.
12891 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12892 (UNSPEC_RESTORE_GP): ...this.
12893 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12894 (FAKE_CALL_REGNO): Rename to...
12895 (GOT_VERSION_REGNUM): ...this.
12896 (type): Add "ghost" value. Add an associated insn reservation.
12897 (hazard_set): Remove.
12898 (exception_receiver): Rename to...
12899 (restore_gp): ...this and update the unspec identifier accordingly.
12900 (exception_receiver, nonlocal_got_receiver): New expanders.
12901 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12902 FAKE_CALL_REGNO. Remove hazard_set attribute.
12903 (set_got_version, update_got_version): New patterns.
12905 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12908 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12910 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12913 * doc/install.texi2html: Generate gcc-vers.texi.
12915 2008-01-25 DJ Delorie <dj@redhat.com>
12917 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12919 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12921 * config/c4x: Remove directory.
12922 * config.gcc (crx-*, mt-*): Mark obsolete.
12923 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12924 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12925 sh-*-rtemscoff*): Remove cases.
12926 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12927 * real.c (encode_c4x_single, decode_c4x_single,
12928 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12929 c4x_extended_format): Remove.
12930 * real.h (c4x_single_format, c4x_extended_format): Remove.
12931 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12933 (Pragmas): Remove comment about c4x pragmas.
12934 * doc/install.texi (c4x): Remove target-specific instructions.
12935 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12936 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12937 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12938 refer to C4x source files as examples.
12939 (C4X_FLOAT_FORMAT): Remove documentation.
12941 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12943 * config/bfin/bfin.c (override_options): Reorder tests so that
12944 flag_pic gets enabled for -msep-data.
12946 2008-01-25 Richard Guenther <rguenther@suse.de>
12948 PR middle-end/32244
12949 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12950 to its bitfield precision if required.
12952 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12954 PR middle-end/33880
12955 * tree-nested.c (walk_omp_for): New function.
12956 (convert_nonlocal_reference, convert_local_reference): Call
12957 walk_omp_for on OMP_FOR.
12958 (convert_call_expr): Call walk_body on OMP_FOR's
12959 OMP_FOR_PRE_INIT_BODY.
12961 2008-01-25 Richard Guenther <rguenther@suse.de>
12963 PR tree-optimization/34966
12964 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12965 default defs and PHI_NODEs we have to insert after the
12966 defining statement.
12968 2008-01-24 Nick Clifton <nickc@redhat.com>
12970 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12971 Provide a default definition.
12972 (LIBGCC2_UNITS_PER_WORD): Likewise.
12974 * config/stormy16/stormy16.c: Include df.h for the prototype
12975 for df_regs_ever_live_p.
12976 (xstormy16_expand_builtin_va_start): Convert the stack offset
12977 into a component_ref and then use POINTER_PLUS_EXPR to add it
12978 to the incoming_virtual_args_rtx.
12979 (xstormy16_gimplify_va_arg_expr): Rename to
12980 xstormy16_gimplify_va_arg_expr.
12981 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12982 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12983 xstormy16_gimplify_va_arg_expr.
12984 Fix up some formatting issues.
12986 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12987 Move to predicates.md.
12988 (xs_hi_general_operand): Likewise.
12989 (xs_hi_nonmemory_operand): Likewise.
12990 * config/stormy16/predicates.md:
12991 (xstormy16_carry_plus_operand): New predicate.
12992 (xs_hi_general_operand): New predicate.
12993 (xs_hi_nonmemory_operand): New predicate.
12994 * config/stormy16/stormy16-protos.h:
12995 (xstormy16_carry_plus_operand): Delete prototype.
12996 (xs_hi_general_operand): Likewise.
12997 (xs_hi_nonmemory_operand): Likewise.
12999 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13000 modifiers as they are no longer needed and they can trigger
13001 reload spill failures.
13003 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13004 with a match_operand in order to help reload.
13006 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13007 constraint with 'e' for the 8th alternative as this version of
13008 the mov.w instruction only accepts the lower 8 registers.
13010 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13013 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13014 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13017 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13019 PR middle-end/33333
13020 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13022 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13024 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13026 (remove_structure): Update allocations list before removing structure.
13028 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13030 * ipa-struct-reorg.c (is_safe_cond_expr,
13031 create_new_stmts_for_cond_expr): Use integer_zerop function,
13032 that recognize not only zero-pointer, but zero-integer too.
13034 2008-01-25 Ben Elliston <bje@au.ibm.com>
13037 * fixproto: Escape "." in sed expression that strips leading "./".
13039 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13042 * gcc.c (SWITCH_OK): Removed.
13043 (SWITCH_LIVE): Changed to bit.
13044 (SWITCH_FALSE): Likewise.
13045 (SWITCH_IGNORE): Likewise.
13046 (switchstr): Change live_cond to unsigned int.
13047 (process_command): Replace SWITCH_OK with 0.
13048 (do_self_spec): Likewise.
13049 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13050 (give_switch): Likewise.
13051 (used_arg): Likewise.
13052 (do_spec_1): Set the SWITCH_IGNORE bit.
13053 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13054 bits. Set the SWITCH_LIVE bit.
13056 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13058 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13060 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13062 PR tree-optimization/34472
13063 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13064 parameter to a "bool *" and set *DATA to false if there is
13065 an unsafe access. Do not delete the structure here.
13066 (check_cond_exprs): Delete it here instead.
13067 (check_cond_exprs, exclude_cold_structs): Do not increase
13068 I when removing a structure.
13070 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13073 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13074 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13076 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13078 PR middle-end/34934
13079 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13080 a fixed vector for stack.
13082 2008-01-24 Ben Elliston <bje@au.ibm.com>
13085 * doc/gcc.texi (Software development): Add a direntry for g++.
13087 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13089 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13090 stale and straggling -fforce-addr comments above.
13092 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13094 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13095 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13097 2008-01-23 Michael Matz <matz@suse.de>
13100 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13103 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13105 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13106 malloc result type.
13108 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13110 * config/avr/avr.c (avr_current_arch): New variable.
13111 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13112 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13113 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13114 (avr_override_options): Init 'avr_current_arch'.
13115 (base_arch_s): Move from here...
13116 * config/avr/avr.h (base_arch_s): ... here. Add new members
13117 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13118 'mega' to 'have_jmp_call'.
13119 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13120 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13122 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13124 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13125 MULTILIB_MATCHES): (Ditto.).
13127 2008-01-23 Richard Guenther <rguenther@suse.de>
13129 PR middle-end/31529
13130 * cgraphunit.c (cgraph_reset_node): Always mark the node
13131 not reachable if it is not queued already.
13133 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13135 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13136 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13137 (cputype_selected): New static variable.
13138 (bfin_handle_option): Set it if -mcpu is used.
13139 (override_option): Select default set of workarounds if no cpu type
13140 selected on the command line.
13141 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13143 From Michael Frysinger <michael.frysinger@analog.com>
13144 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13145 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13147 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13148 for bf547, bf523, bf524, and bf526.
13149 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13151 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13152 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13153 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13154 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13155 * doc/invoke.texi (Blackfin Options): Document that
13156 -mcpu now accept bf547, bf523, bf524, and bf526.
13158 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13160 PR rtl-optimization/34628
13161 * combine.c (try_combine): Stop and undo after the first combination
13162 if an autoincrement side-effect on the first insn has effectively
13165 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13168 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13169 Offset addresses are not valid for Altivec or paired float modes.
13171 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13174 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13175 if DECL_INITIAL (decl) is error_mark_node.
13178 * c-common.c (handle_vector_size_attribute): Only allow
13179 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13180 the same way as pointer, array etc. types.
13181 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13184 * tree.c (build_type_attribute_qual_variant): Call
13185 build_qualified_type if attributes are equal, but quals are not.
13187 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13190 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13191 * flags.h (warn_strict_aliasing): Remove.
13192 (warn_strict_overflow): Remove.
13193 * opts.c (warn_strict_aliasing): Remove.
13194 (warn_strict_overflow): Remove.
13195 * c-opts.c (c_common_handle_option): -Wall only sets
13196 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13197 (c_common_post_options): Give default values to -Wstrict-aliasing
13198 and -Wstrict-overflow if they are uninitialized.
13199 * common.opt (Wstrict-aliasing): Specify Var and Init.
13200 (Wstrict-overflow): Likewise.
13202 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13204 PR rtl-optimization/26854
13205 PR rtl-optimization/34400
13206 PR rtl-optimization/34884
13207 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13209 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13210 (df_rd_bb_info.expanded_lr_out): Deleted
13211 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13212 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13213 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13214 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13215 Removed code to allocate, initialize or free expanded_lr_out.
13216 (df_rd_bb_local_compute_process_def): Restructured to make more
13218 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13219 sets if the sets are being trimmed.
13221 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13224 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13225 (as_vers): Likewise.
13226 * configure: Regenerated.
13228 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13230 PR middle-end/33092
13231 * tree-pass.h (pass_build_alias): New pass.
13232 * tree-ssa-alias.c (gate_build_alias): New.
13233 (pass_build_alias): New.
13234 * passes.c (init_optimization_passes): Add pass_build_alias after
13235 pass_create_structure_vars.
13237 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13239 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13240 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13241 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13242 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13243 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13244 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13245 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13246 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13247 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13248 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13249 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13250 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13251 * config/s390/s390.md (FP_ALL): New mode iterator.
13252 (_d): New mode attribute.
13253 ("*signbit<mode>2>"): Changed mode of first operand.
13254 ("isinf<mode>2"): Changed mode of first operand.
13255 ("*TDC_insn"): Adaptation for DFP modes.
13257 2008-01-22 Ben Elliston <bje@au.ibm.com>
13259 * tree.c (check_qualified_type): Improve function description.
13261 2008-01-21 Jason Merrill <jason@redhat.com>
13264 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13265 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13268 2008-01-21 DJ Delorie <dj@redhat.com>
13270 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13273 2008-01-21 Richard Guenther <rguenther@suse.de>
13275 PR middle-end/34856
13276 * tree-cfg.c (verify_expr): Allow all invariant expressions
13277 instead of just constant class ones as reference argument.
13278 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13279 like any other constant.
13280 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13282 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13284 * regmove.c (fixup_match_1): Update call crossed frequencies.
13286 2008-01-21 Richard Guenther <rguenther@suse.de>
13289 * tree-inline.c (setup_one_parameter): Deal with mismatched
13290 types using a VIEW_CONVERT_EXPR.
13292 2008-01-21 Alon Dayan <alond@il.ibm.com>
13293 Olga Golovanevsky <olga@il.ibm.com>
13295 PR tree-optimization/34701
13296 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13297 when the structure size is not a power of 2.
13299 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13301 * doc/install.texi: Add doc for --enable-checking=df.
13303 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13305 PR rtl-optimization/34808
13306 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13308 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13310 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13313 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13315 PR rtl-optimization/26854
13316 PR rtl-optimization/34400
13317 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13319 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13320 (df_rd_bb_info.expanded_lr_out): New.
13321 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13322 * loop_iv.c (iv_analysis_loop_init): Ditto.
13323 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13324 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13325 Added code to allocate, initialize or free expanded_lr_out.
13326 (df_rd_bb_local_compute_process_def): Restructured to make
13327 more understandable.
13328 (df_rd_confluence_n): Add code to do nothing with fake edges and
13329 code to no apply invalidate_by_call sets if the sets are being trimmed.
13330 (df_lr_local_finalize): Renamed to df_lr_finalize.
13331 (df_live_local_finalize): Renamed to df_live_finalize.
13333 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13336 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13337 deciding whether to use reciprocal instructions.
13339 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13341 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13342 dwarf2out_note_section_used if cold_text_section is NULL.
13344 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13346 PR gcov-profile/34610
13347 * tree-cfg.c (make_edges): Mark both outgoing edges from
13348 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13349 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13350 from OMP_FOR and OMP_CONTINUE outgoing edges.
13352 * tree-profile.c (tree_profiling): Return early if
13353 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13355 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13356 from cfun to child_cfun.
13357 * function.h (struct function): Add after_tree_profile bit.
13359 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13361 * config/avr/avr.S (_exit): Disable interrupt.
13363 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13364 Steven Bosscher <stevenb.gcc@gmail.com>
13366 PR rtl-optimization/26854
13367 PR rtl-optimization/34400
13368 * df-problems.c (df_live_scratch): New scratch bitmap.
13369 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13370 (df_live_reset): Clear the proper bitmaps.
13371 (df_live_bb_local_compute): Only process the artificial defs once
13372 since the order is not important.
13373 (df_live_init): Init the df_live sets only with the variables
13374 found live by df_lr.
13375 (df_live_transfer_function): Use the df_lr sets to prune the
13376 df_live sets as they are being computed.
13377 (df_live_free): Free df_live_scratch.
13379 2008-01-18 Ian Lance Taylor <iant@google.com>
13381 * common.opt: Add fmerge-debug-strings.
13382 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13383 flag_merge_debug_strings rather than flag_merge_constants.
13384 * doc/invoke.texi (Option Summary): Mention
13385 -fmerge-debug-strings.
13386 (Debugging Options): Document -fmerge-debug-strings.
13388 2008-01-18 Ian Lance Taylor <iant@google.com>
13391 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13392 (struct tree_function_decl): Add new field operator_new_flag.
13393 * tree-inline.c (expand_call_inline): When inlining a call to
13394 operator new, force the return value to go into a variable, and
13395 set DECL_NO_TBAA_P on that variable.
13396 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13398 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13401 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13402 DWARF2_DEBUGGING_INFO.
13403 (dwarf2out_note_section_used): Ditto. Add prototype.
13404 (have_multiple_function_sections, text_section_used,
13405 cold_text_section_used, *cold_text_sections): Move declarations
13408 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13410 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13411 field and add signal_ra.
13412 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13413 assignments to frame state pc. Move end of stack check after
13414 MD_FALLBACK_FRAME_STATE_FOR.
13415 (uw_update_context_1): Use frame state signal_regs if set, instead
13416 of checking signal_frame flag.
13417 (uw_update_context): Use frame state signal_ra if set.
13418 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13419 * config/xtensa/linux-unwind.h: New file.
13421 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13423 * modulo-sched.c (get_sched_window): Fix comment typo.
13425 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13427 PR tree-optimization/34648
13428 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13430 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13432 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13433 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13435 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13437 PR rtl-optimization/34400
13438 * df-core.c (df_worklist_dataflow_overeager,
13439 df_worklist_dataflow_doublequeue): New functions.
13440 (df_worklist_dataflow): Two different worklist solvers.
13441 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13444 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13447 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13448 and ftree-parallelize-loops.
13450 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13452 PR rtl-optimization/34826
13453 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13455 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13457 * global.c (find_reg): Mark the eh regs as used if necessary.
13458 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13459 * ra.h (struct allocno): no_eh_reg field added. Changed
13460 no_stack_reg type to bitfield.
13462 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13464 * tree.c (substitute_in_expr): Add missing 'break'.
13466 2008-01-17 Richard Guenther <rguenther@suse.de>
13468 PR tree-optimization/34825
13469 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13470 x / x as division to handle.
13472 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13474 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13475 "-pthread" is specified.
13476 * pa-hpux11.h (LIB_SPEC): Likewise.
13478 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13479 Peter Bergner <bergner@vnet.ibm.com>
13481 PR rtl-optimization/33796
13482 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13484 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13486 PR libgfortran/34699
13487 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13489 * pa-hpux10.h (LINK_SPEC): Likewise.
13490 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13492 2008-01-16 Richard Guenther <rguenther@suse.de>
13494 PR middle-end/32628
13495 * fold-const.c (fold_convert_const_int_from_int): Do not
13496 set overflow if that occured only because of a sign extension
13497 change when converting from/to a sizetype with the same
13498 precision and signedness.
13500 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13503 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13504 location address to the correct place. Update copyright year.
13506 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13508 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13509 no dependences in the dependence_relations vector.
13511 2008-01-16 Jan Hubicka <jh@suse.cz>
13513 PR rtl-optimization/31396
13514 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13515 * cfg.c (dump_reg_info): Print it.
13516 * regs.h (struct reg_info_t): add freq_calls_crossed.
13517 (REG_FREQ_CALLS_CROSSED): New macro.
13518 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13519 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13520 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13521 regmove_optimize): Update call crossed frequencies.
13522 * local-alloc.c (struct qty): Add freq_calls_crossed.
13523 (alloc_qty): Copute freq_calls_crossed.
13524 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13525 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13526 * ra.h (struct allocno): Add freq_calls_crossed.
13528 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13530 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13531 libgomp when compiling with ftree-parallelize-loops.
13532 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13534 2008-01-16 Richard Guenther <rguenther@suse.de>
13536 PR tree-optimization/34769
13537 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13538 * tree.c (int_cst_value): Instead make this function more
13539 permissive in what it accepts as valid input. Document this
13540 function always sign-extends the value.
13542 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13543 Richard Guenther <rguenther@suse.de>
13546 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13547 (gimple_fold_indirect_ref_rhs): ... this.
13548 (gimple_fold_indirect_ref): New function with foldings
13549 that preserve lvalueness.
13550 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13551 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13552 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13553 to fold an INDIRECT_REF, fall back to the old use of
13554 fold_indirect_ref_1.
13556 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13558 * tree-data-ref.c (subscript_dependence_tester_1): Call
13559 free_conflict_function.
13560 (compute_self_dependence): Same.
13562 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13565 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13566 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13568 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13569 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13570 for DWARF2_UNWIND_INFO targets.
13572 2008-01-16 Richard Guenther <rguenther@suse.de>
13575 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13576 type qualifiers for function types.
13578 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13580 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13581 loop_iterator li from previous commit.
13583 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13585 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13587 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13589 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13590 (parallelize_loops): Don't parallelize irreducible components.
13592 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13595 * c-opts (c_common_post_options): Do not enable CPP
13596 flag_pedantic_errors by default.
13598 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13600 PR rtl-optimization/31944
13601 * cse.c (remove_pseudo_from_table): New function.
13602 (merge_equiv_classes): Use above function to remove pseudo-registers.
13603 (invalidate): Likewise.
13605 2008-01-13 Richard Guenther <rguenther@suse.de>
13607 PR middle-end/34601
13608 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13609 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13611 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13613 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13614 validate_change to unshare the source of the PC set.
13616 2008-01-12 Jan Hubicka <jh@suse.cz>
13618 PR middle-end/32135
13619 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13620 references above array bounds. This might trigger bounds checks for
13621 pointers to arrays.
13623 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13625 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13626 new_replaceable_dependencies.
13628 2008-01-12 Doug Kwan <dougkwan@google.com>
13630 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13631 instead of OPT_Wreturn_type in warning due to ignored return type
13633 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13634 options included in -Wextra.
13635 * c.opt: New option -Wignored_qualifiers.
13636 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13637 -Wignore_qualifiers.
13638 (-Wignored-qualifiers): Document.
13639 (-Wreturn-type): Remove description of functionality now handled
13640 by -Wignored-qualifiers.
13642 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13645 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13646 NOP_EXPR if it is between integral types with the same precision.
13648 2008-01-12 Jan Hubicka <jh@suse.cz>
13651 * invoke.texi (max-inline-recursive-depth): Fix default value.
13653 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13655 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13658 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13660 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13662 2008-01-11 James E. Wilson <wilson@specifix.com>
13665 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13667 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13669 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13670 save/restore frame pointer register and don't use 'call-prologues'
13671 optimization in function with "OS_task" attribute.
13673 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13675 PR middle-end/31309
13676 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13677 when copying to memory.
13679 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13681 PR rtl-optimization/30905
13682 * cfgcleanup.c: Include dce.h
13683 (crossjumps_occured): New global variable.
13684 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13685 If something changed, set crossjumps_occured to true.
13686 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13687 Don't add/remove fake edges to exit here...
13688 (cleanup_cfg): ...but do it here, when crossjumping.
13689 Run a fast DCE when successful crossjumps occured in the latest
13690 iteration of try_optimize_cfg.
13692 2008-01-11 Richard Guenther <rguenther@suse.de>
13694 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13695 (struct vn_unary_op_s): Likewise.
13696 (vn_reference_insert): Free old reference on hash collision.
13698 2008-01-10 Raksit Ashok <raksit@google.com>
13700 PR rtl-optimization/27971
13701 * combine.c (find_split_point): Split PLUS expressions which are
13702 inside a MEM rtx, and whose first operand is complex.
13704 2008-01-10 DJ Delorie <dj@redhat.com>
13706 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13707 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13708 (m32c_hard_regno_ok): Call the underlying function.
13710 2008-01-10 Richard Guenther <rguenther@suse.de>
13712 PR middle-end/34683
13713 * tree-cfg.c (tree_merge_blocks): Do not go through the
13714 full-blown folding and stmt updating path if we just deal
13715 with virtual operands.
13716 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13717 test for abnormal SSA_NAMEs.
13719 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13721 PR middle-end/34641
13722 * reload.c (push_reload): Add assertions. All constants from
13723 reg_equiv_constant should have been used for replacing the respective
13725 (find_reloads_address): Invoke find_reloads_address_part for
13726 constant taken from the reg_equiv_constant array.
13728 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13730 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13731 field (valnum) the first in the struct. Replace bools with
13734 2008-01-10 Richard Guenther <rguenther@suse.de>
13736 PR tree-optimization/34651
13737 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13738 types and ordering for masking and converting.
13740 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13742 PR tree-optimization/34017
13743 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13744 also for PHI_NODE expressions.
13746 2008-01-09 Jan Hubicka <jh@suse.cz>
13748 PR tree-optimization/34708
13749 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13750 based on number of case labels.
13751 (init_inline_once): Remove switch_cost.
13752 * tree-inline.h (eni_weights_d): Remove switch_cost.
13754 2008-01-09 Richard Guenther <rguenther@suse.de>
13755 Andrew Pinski <andrew_pinski@playstation.sony.com>
13757 PR middle-end/30132
13758 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13759 temporary if an rvalue is ok or an lvalue is not required.
13761 2008-01-09 Richard Guenther <rguenther@suse.de>
13763 PR middle-end/34458
13764 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13765 adjust return type.
13767 2008-01-09 Richard Guenther <rguenther@suse.de>
13769 PR middle-end/34679
13770 * tree.c (host_integerp): Check for sizetype only if the
13771 type is an integer type.
13773 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13776 * opts.c (decode_options): Disable inlining of functions called
13777 once if not in unit-at-a-time mode.
13779 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13781 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13783 2008-01-08 Richard Guenther <rguenther@suse.de>
13785 PR middle-end/31863
13786 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13787 out early if the result will be unused.
13789 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13794 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13795 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13798 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13800 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13801 for vectorization tuned.
13803 2008-01-08 Richard Guenther <rguenther@suse.de>
13805 PR tree-optimization/34683
13806 * tree-ssa-operands.c (operand_build_cmp): Export.
13807 * tree-ssa-operands.h (operand_build_cmp): Declare.
13808 * tree-vn.c (vuses_compare): Remove.
13809 (sort_vuses): Use operand_build_cmp.
13810 (sort_vuses_heap): Likewise.
13811 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13812 to re-use old VEC if available. Do not sort already sorted VUSEs.
13813 (vdefs_to_vec): Do not sort already sorted VDEFs.
13815 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13817 PR middle-end/34694
13818 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13820 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13823 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13824 limitations of reciprocal sequences on x86 targets.
13826 2008-01-08 Richard Guenther <rguenther@suse.de>
13828 PR tree-optimization/34683
13829 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13831 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13834 * config/darwin.c (darwin_mergeable_string_section): Don't use
13835 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13837 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13840 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13841 negxf2. Macroize expander using X87MODEF mode iterator. Change
13842 predicates of op0 and op1 to register_operand.
13843 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13844 expander using X87MODEF mode iterator. Change predicates of
13845 op0 and op1 to register_operand.
13846 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13847 corresponding patterns and macroize using MODEF macro. Change
13848 predicates of op0 and op1 to register_operand and remove
13849 "m" constraint. Disparage "r" alternative with "!".
13850 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13851 macroize using X87MODEF macro. Change predicates of op0 and op1
13852 to register_operand and remove "m" constraint. Disparage "r"
13853 alternative with "!".
13854 (absneg splitter with memory operands): Remove.
13855 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13856 patterns and macroize using X87MODEF mode iterator.
13857 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13858 Change predicate of op1 to register_operand.
13859 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13860 for memory operands.
13862 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13864 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13866 2008-01-07 Richard Guenther <rguenther@suse.de>
13868 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13871 2008-01-07 Richard Guenther <rguenther@suse.de>
13873 PR tree-optimization/34683
13874 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13875 VOPs of the needed size to save memory. Use VEC_quick_push
13876 to save compile-time.
13877 (vdefs_to_vec): Likewise.
13879 2008-01-07 Sa Liu <saliu@de.ibm.com>
13881 * config/spu/spu.md (divdf3): Genetate inline code for double
13882 division. The implementation doesn't handle INF or NAN, therefore it
13883 only applies when -ffinite-math-only is given.
13885 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13888 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13889 * doc/cpp.texi ([Common Predefined Macros]): Document.
13891 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13893 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13894 order to use commutative addition instead of subtraction.
13896 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13897 Mircea Namolaru <namolaru@il.ibm.com>
13898 Vladimir Yanovsky <yanov@il.ibm.com>
13899 Revital Eres <eres@il.ibm.com>
13901 PR tree-optimization/34263
13902 * tree-outof-ssa.c (process_single_block_loop_latch,
13903 contains_tree_r): New functions.
13904 (analyze_edges_for_bb): Call process_single_block_loop_latch
13905 function to empty single-basic-block latch block if possible.
13907 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13909 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13911 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13913 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13915 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13917 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13919 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13921 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13923 PR tree-optimization/34618
13924 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13927 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13930 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13931 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13932 Update copyright year.
13934 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13935 Update copyright year.
13936 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13939 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13941 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13942 edge does not point to current bb before changing need_assert.
13944 2008-01-04 Richard Guenther <rguenther@suse.de>
13946 PR middle-end/34029
13947 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13948 for verifying purposes if they are is_gimple_min_invariant.
13950 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13952 PR tree-optimization/34448
13953 PR tree-optimization/34465
13954 * gimplify.c (gimplify_init_constructor): Add new parameter
13955 notify_temp_creation. Use it.
13956 (gimplify_modify_expr_rhs): Take volatiles into account when
13957 optimizing constructors.
13958 Do not optimize constructors if gimplify_init_constructor will dump to
13960 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13961 * gcc.c-torture/compile/pr34448.c: New.
13963 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13965 PR gcov-profile/34609
13966 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13967 return_slot if result is TREE_ADDRESSABLE.
13969 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13971 * config/mips/mips.md (sqrt_condition): Tweak comment.
13972 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13974 2008-01-03 Tom Tromey <tromey@redhat.com>
13977 * c-common.c (c_type_hash): Handle VLAs.
13979 2008-01-03 Jan Hubicka <jh@suse.cz>
13981 PR tree-optimization/31081
13982 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13983 0 when inlining and not inlining to first basic block.
13984 (remap_decl): When var is initialized to 0, don't set default_def.
13985 (expand_call_inline): Set entry_bb.
13986 * tree-inline.h (copy_body_data): Add entry_bb.
13988 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13991 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13994 PR tree-optimization/29484
13995 * tree-inline.c (inline_forbidden_p_2): New function.
13996 (inline_forbidden_p): Disallow inlining if some static var
13997 has an address of a local LABEL_DECL in its initializer.
13998 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14001 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14003 PR tree-optimization/34635
14004 * tree-data-ref.c (add_other_self_distances): Make sure that the
14005 evolution step is constant.
14007 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14009 PR middle-end/34608
14010 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14012 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14014 * tree-sra.c (scalarize_init): Insert the generate_element_init
14015 statements after the generate_element_zero statements.
14017 2008-01-02 Richard Guenther <rguenther@suse.de>
14019 PR middle-end/34093
14020 PR middle-end/31976
14021 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14022 for very large number of operands instead of ICEing.
14024 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14027 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14028 while stack probing.
14030 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14032 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14035 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14037 PR libmudflap/26442
14038 * tree-mudflap.c (mx_register_decls): Guard warning by
14039 !DECL_ARTIFICIAL check.
14041 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14043 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14044 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14045 sse5_perm<mode>): Fix constraints.